1 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
3 * ipa-type-escape.h: Expose function
4 is_array_access_through_pointer_and_index.
6 (is_array_access_through_pointer_and_index):
7 Add three new parameters. Add support of
8 POINTER_PLUS_EXPR tree code.
10 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
12 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
13 * tree-pass.h: Add pass_ipa_struct_reorg.
14 * common.opt: Add ipa-struct-reorg flag.
15 * Makefile.in: Add ipa-strcut-reorg.o compilation.
16 * passes.c: Add pass pass_ipa_struct_reorg.
17 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
18 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
20 2007-10-24 Ira Rosen <irar@il.ibm.com>
22 PR tree-optimization/33804
23 * tree-vect-transform.c (vectorizable_operation): Remove the
24 checks that the vectorization is worthwhile from the transformation
27 2007-10-24 Ira Rosen <irar@il.ibm.com>
29 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
30 vectype cannot be determined for the scalar type.
31 (vect_analyze_slp_instance): Likewise.
32 * tree-vect-transform.c (vect_model_reduction_cost): Change the
33 return type to bool. Return false if vectype cannot be determined
35 (vect_get_constant_vectors): Return false if vectype cannot be
36 determined for the scalar type.
37 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
38 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
39 vectorizable_reduction): Likewise.
41 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
43 * config.gcc: For a FreeBSD target, parse the value of ${target}
44 to determine the value of FBSD_MAJOR, instead of adding an
45 explicit check for every possible FreeBSD major version.
47 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
49 PR rtl-optimization/33846
50 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
52 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
54 PR tree-optimization/33860
55 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
56 interleaved accesses in case the dr is inside the inner-loop during
57 outer-loop vectorization.
59 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
61 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
62 Document MEM_POINTER. Replace mentions of "integrated"
63 field with "return_val". Delete outdated stuff.
65 2007-10-23 David Edelsohn <edelsohn@gnu.org>
67 * config/rs6000/rs6000.c (rs6000_override_options): Set
68 rs6000_altivec_abi on AIX.
69 (conditional_register_usage): Set VR20:31 fixed on AIX.
71 2007-10-23 Richard Guenther <rguenther@suse.de>
73 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
76 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
77 David S. Miller <davem@davemloft.net>
79 * df-scan.c (df_get_call_refs): Mark global registers as both a
80 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
82 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
84 PR tree-optimization/33834
85 PR tree-optimization/33835
86 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
87 stmts need to be checked for success seperately.
88 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
89 Remove the check that stmt is not LIVE.
90 (vectorizable_assignment, vectorizable_induction): Likewise.
91 (vectorizable_operation, vectorizable_type_demotion): Likewise.
92 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
94 (vectorizable_live_operation): Check that op is not NULL.
96 2007-10-22 Janis Johnson <janis187@us.ibm.com>
98 * doc/invoke.texi (Optimization Options): In the summary, show
99 that the value for options -falign-jumps, -falign-labels,
100 -falign-loops, -falign-functions, -fsched-stalled-insns, and
101 -fsched-stalled-insns-dep is optional. In the summary, show that
102 -fsched-stalled-insns takes an optional argument and that
103 -fparallelize-loops takes an argument. Add opindex for several
104 optimization options, and fix typos in the opindex commands for
105 several others. In the descriptions for -fsched-stalled-insns
106 and -fsched-stalled-insns-dep, show the options with and without
109 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
111 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
113 * config/avr/avr.h (LINK_SPEC): Likewise.
114 (CRT_BINUTILS_SPECS): Likewsie.
115 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
117 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
119 PR rtl-optimization/33644
120 * cfgcleanup.c: Do not include dce.h.
121 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
122 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
123 * dce.c (something_changed): Delete.
124 (libcall_dead_p): New predicate.
125 (delete_unmarked_insns): Use it to delete dead libcalls.
126 Deal with REG_LIBCALL and REG_RETVAL notes.
127 (prescan_libcall_for_dce): New function.
128 (prescan_insns_for_dce): Use it to deal with libcalls.
129 (mark_reg_dependencies): Do nothing special for libcalls.
130 (dce_process_block): Likewise.
131 (fast_dce): Delete unused local variable.
132 (run_fast_dce): Do not return a value.
133 * dce.h (struct df): Delete.
134 (run_fast_dce): Adjust prototype.
135 * optabs.c (libcall_id): Delete.
136 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
137 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
138 * reload1.c (reload): Delete REG_LIBCALL_ID case.
139 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
140 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
141 notes instead of REG_LIBCALL_ID notes.
142 * reg-notes.def (LIBCALL_ID): Delete.
143 * Makefile.in (see.o): Add dce.h dependency.
144 (cfgcleanup.o): Remove dce.h dependency.
146 2007-10-22 Michael Matz <matz@suse.de>
148 PR tree-optimization/33855
149 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
152 2007-10-22 Ira Rosen <irar@il.ibm.com>
154 PR tree-optimization/33854
155 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
156 FLOAT_EXPR to the list of promotion operations.
158 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
162 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
163 (print_reg): Print register prefix only with AT&T asm syntax.
164 Support pc_rtx for RIP register.
165 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
166 relative addressing. Always print segment register prefix with AT&T
167 asm syntax and never with Intel asm syntax.
168 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
169 Fix prefix for 16-byte XFmode operands.
170 (output_addr_const_extra): Support Intel asm syntax.
171 (x86_file_start): Don't use register prefix with Intel asm syntax.
172 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
173 ("return_internal_long"): Fix Intel asm syntax output.
174 ("set_got_rex64"): Support Intel asm syntax.
175 ("set_rip_rex64"): Likewise.
176 ("set_got_offset_rex64"): Likewise.
177 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
179 ("*tls_global_dynamic_64"): Likewise.
180 ("*tls_local_dynamic_base_64"): Likewise.
181 ("*load_tp_si")("*load_tp_di"): Likewise.
182 ("*add_tp_si")("*add_tp_di"): Likewise.
183 ("*tls_dynamic_lea_64"): Likewise.
184 ("*sibcall_value_1_rex64_v"): Likewise.
185 ("stack_tls_protect_set_si"): Likewise.
186 ("stack_tls_protect_set_di"): Likewise.
187 ("stack_tls_protect_test_si"): Likewise.
188 ("stack_tls_protect_test_di"): Likewise.
189 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
191 ("*movv2sf_internal_rex64"): Likewise.
192 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
193 (__get_cpuid_max): Likewise.
195 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
197 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
198 the STRICT_P argument type "bool" rather than "int".
199 (mips_legitimate_address_p): Likewise.
200 (fp_register_operand, lo_operand): Delete.
201 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
202 (mips_emit_scc): Rename to...
203 (mips_expand_scc): ...this.
204 (gen_conditional_branch): Rename to...
205 (mips_expand_conditional_branch): ...this.
206 (gen_conditional_move): Rename to...
207 (mips_expand_conditional_move): ...this.
208 (mips_gen_conditional_trap): Rename to...
209 (mips_expand_conditional_trap): ...this and take an rtx code instead
210 of an operands array.
211 (mips_expand_call): Give the SIBCALL_P argument type "bool"
213 (mips_emit_fcc_reload): Rename to...
214 (mips_expand_fcc_reload): ...this.
215 (init_cumulative_args): Rename to...
216 (mips_init_cumulative_args): ...this and remove the libname argument.
217 (function_arg_advance): Rename to...
218 (mips_function_arg_advance): ...this.
219 (function_arg): Rename to...
220 (mips_function_arg): ...this and use "rtx" instead of
222 (function_arg_boundary): Rename to...
223 (mips_function_arg_boundary): ...this.
224 (mips_expand_unaligned_load): Rename to...
225 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
226 and BITPOS arguments type "HOST_WIDE_INT".
227 (mips_expand_unaligned_store): Rename to...
228 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
229 and BITPOS arguments type "HOST_WIDE_INT".
230 (override_options): Rename to...
231 (mips_override_options): ...this.
232 (print_operand): Rename to...
233 (mips_print_operand): ...this.
234 (print_operand_address): Rename to...
235 (mips_print_operand_address): ...this.
236 (mips_output_ascii): Remove the PREFIX argument.
237 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
239 (mips_can_use_return_insn): Return a "bool" rather than an "int".
240 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
241 of "struct rtx_def *".
242 (mips_secondary_reload_class): Give the IN_P argument type "bool"
244 (build_mips16_call_stub): Delete.
245 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
246 (mips_use_ins_ext_p): Give the second and third arguments type
247 "HOST_WIDE_INT" rather than "rtx".
248 * config/mips/mips.h: Update after the above changes. Tweak comments
250 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
251 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
252 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
253 element type from "char" to "bool".
254 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
255 (mips_cpu_info_table): Delete.
256 * config/mips/mips.md: Update after the above changes. Tweak some
258 * config/mips/mips-ps-3d.md: Likewise.
259 * config/mips/mips.c: Tweak comments and formatting.
260 Use NULL-like macros rather than 0 in various places.
261 (mips_section_threshold): Rename to...
262 (mips_small_data_threshold): ...this and give it an unsigned type.
263 (num_source_filenames): Remove explicit initialization.
264 (sdb_label_count): Likewise.
265 (sym_lineno): Delete.
266 (set_noat): Make static.
267 (mips_branch_likely): Likewise, and give it type "bool".
268 (mips_isa_info): Rename to...
269 (mips_isa_option_info): ...this.
270 (mips_flag_delayed_branch): Rename to...
271 (mips_base_delayed_branch): ...this.
272 (mips_split_addresses): Delete.
273 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
274 element type from "char" to "bool".
275 (mips_regno_to_class): Add an explicit array size.
276 (mips16_flipper): Change from type "int" to type "bool".
277 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
278 (mips_tls_operand_p): Rename to...
279 (mips_tls_symbol_p): ...this.
280 (mips_global_symbol_p): Remove redundant "const".
281 (mips_offset_within_alignment_p): Simplify.
282 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
283 to STRICT_P and give it type bool.
284 (mips_valid_base_register_p): Likewise.
285 (mips_classify_address): Likewise.
286 (mips_legitimate_address_p): Likewise.
287 (mips16_unextended_reference_p): Take the offset as an
288 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
289 (mips_const_insns): Use IN_RANGE.
290 (mips_force_temporary): Remove an unnecessary copy_rtx.
291 (mips16_gp_pseudo_reg): Simplify.
292 (mips_split_symbol): Remove an unnecessary copy_rtx.
293 (mips_legitimize_tls_address): Only create registers if we need them.
294 (mips_legitimize_address): Use mips_split_plus.
295 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
296 variable COST to NUM_OPS.
297 (mips_legitimize_move): Use gen_lowpart.
298 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
299 (m16_check_op): Use IN_RANGE.
300 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
301 (mips_split_doubleword_move): Pass booleans to mips_subword.
302 (mips_output_move): Store the mode in a local variable.
303 Explicitly assert that this function does not deal with
304 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
305 cases more consistent.
306 (mips_relational_operand_ok_p): Rename to...
307 (mips_int_order_operand_ok_p): ...this.
308 (mips_canonicalize_comparison): Rename to...
309 (mips_canonicalize_int_order_test): ...this.
310 (mips_emit_int_relational): Rename to...
311 (mips_emit_int_order_test): ...this. Store the mode in a local
313 (mips_reverse_fp_cond_p): Rename to...
314 (mips_reversed_fp_cond): ...this.
315 (mips_emit_compare): Make the order of the statements more consistent.
316 (mips_emit_scc): Rename to...
317 (mips_expand_scc): ...this.
318 (gen_conditional_branch): Rename to...
319 (mips_expand_conditional_branch): ...this.
320 (gen_conditional_move): Rename to...
321 (mips_expand_conditional_move): ...this. Build the condition
322 separately from the main pattern.
323 (mips_gen_conditional_trap): Rename to...
324 (mips_expand_conditional_trap): ...this and take an rtx code instead
325 of an operands array. Simplify.
326 (init_cumulative_args): Rename to...
327 (mips_init_cumulative_args): ...this. Use memset rather than a
328 copy from a zeroed static. Use prototype_p and stdarg_p.
329 (mips_arg_info): Rename to...
330 (mips_get_arg_info): ...this and put the INFO argument first.
331 (function_arg): Rename to...
332 (mips_function_arg): ...this and use "rtx" instead of
333 "struct rtx_def *". Only split structures into chunks if
334 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
335 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
336 comparison with REAL_TYPE. Rename local variable REG to REGNO
337 and make it unsigned.
338 (function_arg_advance): Rename to...
339 (mips_function_arg_advance): ...this.
340 (function_arg_boundary): Rename to...
341 (mips_function_arg_boundary): ...this.
342 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
344 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
345 comparison with REAL_TYPE.
346 (mips_function_value): Remove the FUNC argument. Rename local
347 variable UNSIGNEDP to UNSIGNED_P.
348 (mips_return_in_memory): Use IN_RANGE.
349 (mips_setup_incoming_varargs): Pass a boolean rather than an int
350 to FUNCTION_ARG_ADVANCE.
351 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
352 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
353 SIZE and RSIZE if needed.
354 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
356 (build_mips16_function_stub): Rename to...
357 (mips16_build_function_stub): ...this.
358 (build_mips16_call_stub): Rename to...
359 (mips16_build_call_stub): ...this. Make static, and return a
360 "bool" rather than an "int". Rename the ARG_SIZE argument to
361 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
362 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
363 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
365 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
366 are not sibling ones.
367 (mips_emit_fcc_reload): Rename to...
368 (mips_expand_fcc_reload): ...this.
369 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
371 (mips_expand_unaligned_load): Rename to...
372 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
373 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
375 (mips_expand_unaligned_store): Rename to...
376 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
377 and BITPOS arguments type "HOST_WIDE_INT".
378 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
379 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
381 (mips_init_split_addresses): Replace with...
382 (mips_split_addresses_p): ...this new function.
383 (mips_init_relocs): Check mips_split_addresses_p () rather than
384 mips_split_addresses. Always initialize mips_split_p with booleans.
385 (print_operand_reloc): Rename to...
386 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
388 (print_operand): Rename to...
389 (mips_print_operand): ...this.
390 (print_operand_address): Rename to...
391 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
392 (mips_in_small_data_p): Simplify.
393 (mips_output_ascii): Remove the PREFIX argument and "register"
394 keywords. Use the STRING parameter directly and cast to
396 (mips16e_collect_argument_save_p): Use IN_RANGE.
397 (mips_function_has_gp_insn): Simplify.
398 (mips_set_return_address): Use BITSET_P.
399 (mips_restore_gp): Use a separate statement to pick the base
401 (mips_output_function_prologue): Use a local FRAME variable.
402 (mips_save_reg): Pass booleans to mips_subword.
403 (mips_expand_prologue): Use a local FRAME variable. Use
404 cprestore_size to detect when .cprestore is needed.
405 (mips_restore_reg): Use GP_REG_FIRST.
406 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
407 rather than "int". Use local FRAME and REGNO variables.
408 (mips_can_use_return_insn): Return a "bool" rather than an "int".
409 (mips_secondary_reload_class): Give the IN_P argument type "bool"
411 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
412 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
413 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
414 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
415 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
416 (builtin_description): Rename to...
417 (mips_builtin_description): ...this.
418 (mips_bdesc): Rename to...
419 (mips_ps_bdesc): ...this.
420 (sb1_bdesc): Rename to...
421 (mips_sb1_bdesc): ...this.
422 (dsp_bdesc): Rename to...
423 (mips_dsp_bdesc): ...this.
424 (dsp_32only_bdesc): Rename to...
425 (mips_dsp_32only_bdesc): ...this.
426 (bdesc_map): Rename to...
427 (mips_bdesc_map): ...this.
428 (bdesc_arrays): Rename to...
429 (mips_bdesc_arrays): ...this.
430 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
432 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
433 Rename local variables I and J to OPNO and ARGNO respectively.
434 Assert that the number of arguments is no more than the number of
436 (mips_expand_builtin_compare): Use an array of arguments rather
437 than an array of operands. Assert that the number of operands is
439 (add_constant): Rename to...
440 (mips16_add_constant): ...this. Use XNEW.
441 (dump_constants_1): Rename to...
442 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
443 (dump_constants): Rename to...
444 (mips16_emit_constants): ...this.
445 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
446 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
447 Assign mips16_p to was_mips16_p.
448 (mips_parse_cpu): Tweak warning message.
449 (override_options): Rename to...
450 (mips_override_options): ...this. Move the mips_cost initialization
451 out of the "shared with GAS" block. Quote option names in error
453 (mips_conditional_register_usage): Make local variable REGNO unsigned.
454 (mips_order_regs_for_local_alloc): Remove register keyword.
456 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
458 * system.h (IN_RANGE): Cast each argument individually.
460 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
462 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
463 MIPS16 code unless using o32 or o64.
465 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
467 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
468 for modes smaller than 4 bytes.
469 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
472 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
474 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
475 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
476 (ASM_OUTPUT_ALIGNED_BSS): Delete.
477 * config/mips/mips.c (mips_output_aligned_bss): Delete.
479 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
481 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
482 sibling calls to "mips16" functions if the function satisfies
483 const_call_insn_operand.
485 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
487 * config/mips/mips.c (mips_va_start): Fix types in calls
490 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
492 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
495 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
497 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
498 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
499 instead of checking mips_isa.
501 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
503 * doc/invoke.texi (-mpaired-single): Don't say that the option
504 requires 64-bit code.
505 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
506 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
507 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
508 V2SF if ISA_MIPS32R2.
509 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
510 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
511 to ISA_HAS_NMADD_NMSUB.
512 (mips_split_doubleword_move): Handle V2SF.
513 (mips_modes_tieable_p): New function.
514 (override_options): Report a warning rather than an error when
515 -mpaired-single is used on ISAs that don't support it; use
516 ISA_HAS_PAIRED_SINGLE to check that case.
517 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
518 and DF move splitters with a single MOVE64 splitter, thereby adding
520 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
521 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
522 (HALFMODE): Add V2SF.
523 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
524 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
525 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
526 (movv2sf_hardfloat_32bit): New pattern.
527 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
528 TARGET_DOUBLE_FLOAT conditions.
530 2007-10-20 Jakub Jelinek <jakub@redhat.com>
532 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
533 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
534 64-bit register in 64-bit libgcc.
536 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
538 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
539 * config/avr/avr.h (LINK_SPEC): Likewise.
540 (CRT_BINUTILS_SPECS): Likewsie.
541 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
543 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
545 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
546 and -Wfatal-errors together.
548 2007-10-20 Alan Modra <amodra@bigpond.net.au>
551 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
552 change for vrsave, ie restore after frame pop.
554 2007-10-19 David S. Miller <davem@davemloft.net>
556 * config/sparc/niagara2.md: Fix copyright notice.
558 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
560 PR tree-optimization/23820
561 PR tree-optimization/24309
562 PR tree-optimization/33766
563 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
564 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
565 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
566 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
567 * tree-loop-linear.c (perfect_loop_nest_depth): New.
568 (linear_transform_loops): Use perfect_loop_nest_depth.
569 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
570 should have a single condition: their exit.
572 2007-10-19 Richard Guenther <rguenther@suse.de>
576 * stor-layout.c (layout_type): Assert that aggregates do not
577 have their alias sets set.
578 * alias.c (get_alias_set): Return alias set zero for incomplete
579 types, return the alias set of the element for incomplete array
580 types, but do not remember these.
582 2007-10-19 Richard Guenther <rguenther@suse.de>
585 2007-10-19 Richard Guenther <rguenther@suse.de>
588 * tree.c (build_array_type): Do not re-layout unbound array
591 2007-10-19 Richard Guenther <rguenther@suse.de>
594 * tree.c (build_array_type): Do not re-layout unbound array
597 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
599 * config/mips/mips.c (mips_canonicalize_comparison): Check
600 mips_relational_operand_ok_p before trying to rewrite the test.
601 Only calculate PLUS_ONE if needed.
602 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
605 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
607 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
610 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
612 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
613 the call uses the incoming value of $2.
615 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
617 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
618 rather then gen_rtx_MEM.
619 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
621 (mips_set_return_address): Likewise.
622 (mips_restore_gp): Likewise.
624 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
626 * config/mips/mips.c (gpr_mode): Delete.
627 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
629 (mips_for_each_saved_reg): Likewise.
630 (mips_expand_prologue, mips_expand_epilogue): Likewise.
631 (override_options): Don't initialize gpr_mode.
632 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
634 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
636 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
638 (mips_class_max_nregs): Calculate the smallest consituent register
639 size and use that to determine an upper bound on the number of
642 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
644 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
646 (mips_expand_epilogue): ...here.
647 (mips_mdebug_abi_name): New function, split out from...
648 (mips_file_start): ...here.
649 (mips_hard_regno_mode_ok_p): New function, split out from...
650 (override_options): ...here.
651 (mips_expand_builtin_1): New function, split out from...
652 (mips_expand_buitin): ...here. Abort if we don't recognize
655 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
657 * config/mips/mips.c (build_mips16_function_stub): Load the
658 target address into $1 before transfering the arguments.
659 Don't use ".set noreorder".
660 (build_mips16_call_stub): Likewise.
662 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
664 * config/mips/mips.c (mips_output_32bit_xfer): New function.
665 (mips_output_64bit_xfer): Likewise.
666 (mips16_fp_args): Rename to...
667 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
668 with a DIRECTION argument. Use mips_output_32bit_xfer and
669 mips_output_64bit_xfer.
670 (build_mips16_function_stub): Update accordingly.
671 (mips16_fpret_double): Delete.
672 (build_mips16_call_stub): Update after above changes.
673 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
674 of mips16_fpret_double. Use GP_REG_RETURN.
676 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
678 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
679 use asm_out_file instead.
680 (build_mips16_function_stub): Likewise.
681 (build_mips16_call_stub, mips_output_function_prologue): Update
684 2007-10-18 David S. Miller <davem@davemloft.net>
686 Add Niagara-2 support.
687 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
688 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
689 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
690 (include): Add inclusion of niagara2.md
691 * config/sparc/sparc.c (niagara2_costs): New.
692 (sparc_override_options): Add niagara2 entry to cpu_default[]
693 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
694 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
695 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
696 (sparc_initialize_trampoline): Handle niagara2 like niagara.
697 (sparc64_initialize_trampoline): Likewise.
698 (sparc_use_sched_lookahead): Likewise.
699 (sparc_issue_rate): Likewise.
700 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
702 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
703 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
705 (PROCESSOR_NIAGARA2): New.
706 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
707 (BRANCH_COST): Likewise.
708 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
709 * config/sparc/sol2.h: Likewise.
710 * config/sparc/niagara2.md: New file.
712 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
714 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
716 (mips_compute_frame_info): Remove associated code.
717 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
719 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
721 * config/mips/mips-protos.h (compute_frame_size): Delete.
722 * config/mips/mips.h: Update comments.
723 * config/mips/mips.c (mips_frame_info): Remove initialized.
724 (compute_frame_size): Rename to...
725 (mips_compute_frame_info): ...this and make static. Remove the
726 SIZE argument and return no value. Remove the setting of initialized.
727 Update rest of file accordingly.
728 (mips_set_return_address): Don't call compute_frame_size.
729 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
730 Don't call compute_frame_size.
732 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
734 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
735 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
736 mips_hard_frame_pointer_required.
737 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
739 * config/mips/mips.c (mips_frame_pointer_required): New function.
741 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
743 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
744 and hard_frame_pointer_offset.
745 (mips_debugger_offset): Use hard_frame_pointer_offset.
746 (mips16e_collect_argument_save_p): Likewise.
747 (compute_frame_size): Initialize arg_pointer_offset and
748 hard_frame_pointer_offset.
749 (mips_initial_elimination_offset): Use them.
750 (mips_output_function_prologue): Use hard_frame_pointer_offset.
751 (mips_expand_prologue, mips_expand_epilogue): Likewise.
753 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
755 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
757 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
758 "unsigned int" rather than "int" and put them with the other
759 register-related fields. Put expanded comments above fields
760 rather than to their right.
761 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
762 with a NUM_REGS_PTR argument.
763 (mips16e_save_restore_pattern_p): Update accordingly.
764 (compute_frame_size): Clarify frame diagram. Rewrite.
766 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
768 * config/mips/mips-ftypes.def: New file.
769 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
770 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
771 (mips_function_type): Redefine using mips-ftypes.def.
772 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
773 (mips_builtin_vector_type): New function.
774 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
775 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
776 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
777 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
779 (mips_build_function_type): New function.
780 (mips_init_builtins): Use it to create types lazily.
782 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
784 * config/mips/mips.h (set_volatile): Delete.
785 * config/mips/mips.c (set_volatile): Delete.
786 (mips_print_operand_punctuation): New function, split out from
787 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
788 Use the same character ordering in the code and the comments.
789 Use a recursive call to handle '*'. Abort on unknown characters.
790 (mips_init_print_operand_punct): New function, split out from
792 (mips_print_int_branch_condition): New function, split out from
793 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
794 to report unexpected codes.
795 (mips_print_float_branch_condition): New function, split out from
796 print_operand. Use output_operand_lossage to report unexpected codes.
797 (print_operand): Rework to use a case statement. Use the
798 same letter ordering in the code and the comments. Use
799 output_operand_lossage to report unexpected codes and
800 reverse_condition to handle inverted branch conditions.
801 (override_options): Use mips_init_print_operand_punct.
803 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
805 * config/mips/mips.h: Move variable declarations to end of file and
806 enclose them all in #ifndef USED_FOR_TARGET.
807 * config/mips/mips.c: Reorder functions into more logical groups,
808 and so that callees appear before callers. Put the targetm
809 initializer at the end of the file. Remove forward static
810 declarations where possible.
811 (mips_init_builtins): Add "static" to definition.
812 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
814 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
816 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
817 (TARGET_MAX_ANCHOR_OFFSET): Delete.
818 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
819 (mips_set_mips16_mode): Initialize min_anchor_offset and
820 max_anchor_offset directly to constants.
822 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
824 * config/mips/mips.c: Delete trailing whitespace.
826 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
828 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
829 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
831 * config/mips/mips.md (load_call<mode>): Don't make the unspec
832 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
834 2007-10-18 David Daney <ddaney@avtrex.com>
836 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
837 reg_offset variable to calculate register locations.
839 2007-10-18 Richard Guenther <rguenther@suse.de>
841 * tree-ssa.c (uid_ssaname_map_eq): New function.
842 (uid_ssaname_map_has): Likewise.
843 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
844 * tree-flow.h (struct gimple_df): Make default_defs a
846 * tree-dfa.c (gimple_default_def): Deal with it.
847 (set_default_def): Likewise.
849 2007-10-18 Richard Guenther <rguenther@suse.de>
851 * tree-flow.h (struct gimple_df): Make referenced_vars
853 (uid_decl_map_eq): Declare.
854 (uid_decl_map_hash): Likewise.
855 * tree-ssa.c (uid_decl_map_eq): New function.
856 (uid_decl_map_hash): Likewise.
857 (init_tree_ssa): Make referenced_vars a uid_decl_map.
858 * tree-flow-inline.h (first_referenced_var): Deal with
859 the referenced_vars representation change.
860 (next_referenced_var): Likewise.
861 * tree-dfa.c (referenced_var_lookup): Likewise.
862 (referenced_var_check_and_insert): Likewise.
863 (remove_referenced_var): Likewise.
865 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
867 * config/mips/mips.c (mips_dwarf_register_span): New.
868 (TARGET_DWARF_REGISTER_SPAN): Define.
870 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
872 * config.gcc : update score-*-elf(extra_objs).
873 * config/score/mac.md : Remove.
874 * config/score/misc.md : Remove.
875 * config/score/score7.md : Remove.
876 * config/score/score-mdaux.h : Remove.
877 * config/score/score-mdaux.c : Remove.
878 * config/score/score-version.h : Remove.
879 * config/score/score-generic.md : New.
880 * config/score/score3.h : New.
881 * config/score/score3.c : New.
882 * config/score/score7.h : New.
883 * config/score/score7.c : New.
884 * config/score/mul-div.S : add flush_cache score3 support.
885 * config/score/elf.h : Fix some typos.
886 * config/score/score.md : merge score3 and score7 pattern.
887 * config/score/score.c : use to seperate which target it used.
888 * config/score/score.h : use to seperate the target macro.
889 * config/score/score.opt : remove -mmac option , add -mscore3,
890 -mscore3d and -march OPTION support.
892 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
894 * cfgexpand.c (expand_stack_vars): Add checking to make sure
895 that the offset of a variable is not greater than the size
898 2007-10-17 Anatoly Sokolov <aesok@post.ru>
900 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
901 atmega88p, atmega168p and atmega328p devices.
902 * config/avr/avr.h (LINK_SPEC): (Ditto.).
903 (CRT_BINUTILS_SPECS): (Ditto.).
904 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
906 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
908 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
910 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
911 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
912 (print_insn): Move declaration to ...
913 * rtl.h (print_insn): ... here.
915 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
917 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
918 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
919 m68k_sched_branch_type): Move declarations to ...
920 * config/m68/m68k-protos.h: ... here.
922 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
924 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
926 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
928 * config/avr/avr.c (avr_mcu_types): Add attiny48.
929 * config/avr/avr.h (LINK_SPEC): Likewise.
930 (CRT_BINUTILS_SPECS): Likewsie.
931 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
933 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
935 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
936 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
937 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
939 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
942 * reg-stack.c (move_for_stack_reg): Swap input argument of
943 UNSPEC_TAN insn to the top of the stack.
945 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
948 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
949 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
950 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
951 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
952 immediate shift value.
953 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
954 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
955 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
956 Remove macros for !__OPTIMIZE__ case.
958 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
960 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
962 (perform_var_substitution): Only DFS from real nodes. Don't test
964 (unite_pointer_equivalences): Fix broken test.
966 2007-10-17 Alan Modra <amodra@bigpond.net.au>
968 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
969 altivec sp_offset. Rearrange sp_offset assignments to
970 correspond to stack adjustments. Use frame_reg_rtx for
971 SPE register restores. Correct SPE stack adjustment.
973 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
975 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
976 * toplev.c (check_global_declaration_1): Use appropriate warning
977 option instead of unnamed warning.
978 * stor-layout.c (layout_decl): Likewise.
979 * c-typeck.c (build_conditional_expr): Likewise.
980 (build_compound_expr): Fix wrong comment.
981 (build_binary_op): Use appropriate warning option instead of
983 * cfgexpand.c (tree_expand_cfg): Likewise.
984 * tree-optimize.c (tree_rest_of_compilation): Likewise.
985 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
986 (execute_warn_function_return): Likewise.
987 * stmt.c (warn_if_unused_value): Likewise.
989 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
991 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
992 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
994 (CRT_BINUTILS_SPECS): Likewsie.
995 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
997 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
1000 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
1002 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1004 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
1005 (fini_dce): Only release them for the fast pass.
1006 (end_ud_dce): Delete.
1007 (rest_of_handle_ud_dce): Do not modify df_in_progress.
1008 Call fini_dce instead of end_ud_dce.
1009 (rest_of_handle_fast_dce): Do not modify df_in_progress.
1010 (run_fast_df_dce): Reset df_in_progress to false on exit.
1012 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
1013 Maxim Kuvyrkov <maxim@codesourcery.com>
1015 * target.h (unspec_may_trap_p): New target hook.
1016 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
1017 * targhooks.c (default_unspec_may_trap_p): Default implementation of
1019 * targhooks.h (default_unspec_may_trap_p): Declare it.
1020 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
1021 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
1022 * rtl.h (may_trap_p_1): Declare.
1024 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
1025 override default hook implementation.
1026 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
1029 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1031 * doc/invoke.texi (Wextra): Move it just after Wall, list the
1032 options enabled by Wextra and mention Wuninitialized.
1034 2007-10-15 Nigel Stephens <nigel@mips.com>
1036 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
1038 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1040 PR tree-optimization/33136
1041 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
1043 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1045 PR tree-optimization/33735
1046 PR tree-optimization/33572
1047 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
1048 2007-10-09's change.
1049 * except.c (duplicate_eh_regions): Don't look for prev_try
1050 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
1052 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1055 * tree-inline.c (copy_bb): Use bsi_replace to replace a
1056 __builtin_va_arg_pack-containing call stmt.
1058 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
1060 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
1063 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1065 PR tree-optimization/33619
1066 * tree-ssa-ter.c (is_replaceable_p): Return false for all
1069 2007-10-15 David Edelsohn <edelsohn@gnu.org>
1071 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
1073 2007-10-15 Richard Guenther <rguenther@suse.de>
1075 * fold-const.c (extract_array_ref): Remove.
1076 (fold_comparison): Handle POINTER_PLUS_EXPR with the
1077 generic address expression comparison folding. Remove
1078 the folding that used extract_array_ref.
1080 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1083 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
1084 speculation type of insn can be changed before trying to do that.
1086 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
1088 * dse.c (struct insn_info): Add 'frame_read' field.
1089 (scan_insn): For the call to a const function, set frame_read if
1090 reload has been run.
1091 If the insn reads the frame, kill the frame related stores.
1092 (scan_reads_nospill): Likewise.
1094 2007-10-14 Jason Merrill <jason@redhat.com>
1096 * tree-eh.c (optimize_double_finally): Don't assume that the
1097 cleanup we're duplicating is only one statement.
1099 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
1101 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
1102 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
1103 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
1104 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
1105 tree-vect-transform.c: Fix comment typos.
1106 * doc/extend.texi: Fix a typo.
1108 * c-common.h: Remove the prototype for c_expand_body.
1109 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
1110 * tree.h: Remove the prototype for fold_build_call_expr.
1112 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
1114 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
1116 2007-10-13 David Edelsohn <edelsohn@gnu.org>
1118 * config/rs6000/aix53.h: New file.
1119 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
1120 (TARGET_ALTIVEC_ABI): Same.
1121 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
1122 (TARGET_ALTIVEC_ABI): Delete.
1123 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
1124 stanza defaulting to aix5.3.
1126 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1128 * config/i386/i386.md (SI_REG, DI_REG): New constants.
1129 (strmov): Use defined constants.
1130 (cmpstrnsi): Likewise.
1131 * config/i386/i386.c (decide_alg): Use defined constants.
1132 (ix86_expand_strlen): Likewise.
1134 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
1136 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
1137 * var-tracking.c (micro_operation_def): Update comment on u.loc.
1138 (mode_for_reg_attrs, var_lowpart): New functions.
1139 (add_uses): Consider recording a lowpart of LOC for MO_USE.
1140 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
1141 or copy is known, set LOC to the SET that performs the set, instead
1143 (find_src_status, find_src_set_src): Remove LOC parameter.
1144 Replace INSN with the source value.
1145 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
1146 handling MO_SET and MO_COPY. Update the calls to find_src_status
1147 and find_src_set_src.
1149 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1152 * config/i386/i386.md (strmov): Check for esi and edi usage.
1153 * config/i386/i386.c (decide_alg): Check whether we can use a
1154 rep prefix and adjust algorithm choice accordingly.
1155 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
1157 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1159 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
1161 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1163 * global.c (build_insn_chain): Formatting fixes.
1165 2007-10-12 Richard Guenther <rguenther@suse.de>
1167 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
1168 combining both operands require either both have single uses
1169 or combining to a constant.
1171 2007-10-12 Richard Guenther <rguenther@suse.de>
1174 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
1175 a rhs with side-effects or which is a load.
1176 (forward_propagate_into_cond): Also try combining both operands.
1178 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
1180 PR tree-optimization/33742
1181 * tree-vect-transform.c (vectorizable_operation): Return false
1182 if get_vectype_for_scalar_type for scalar_dest can't be determined.
1183 (vectorizable_call): Same for rhs_type and lhs_type.
1185 2007-10-12 Jakub Jelinek <jakub@redhat.com>
1187 PR tree-optimization/33645
1188 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
1189 pass it to walk_tree.
1190 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
1191 When calling set_is_used on a VAR_DECL, if data is not NULL and
1192 its DECL_UID is in the bitmap, call mark_all_vars_used on its
1193 DECL_INITIAL after clearing the bit in bitmap.
1194 (remove_unused_locals): Adjust mark_all_vars_used callers.
1195 Instead of removing unused global vars from unexpanded_var_list
1196 immediately record them in bitmap, call mark_all_vars_used on
1197 all used global vars from unexpanded_var_list and only purge
1198 global vars that weren't found used even during that step.
1200 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1202 * gthr-posix.h (__gthread_active_init): Create detached instead of
1203 joinable thread when testing whether threads are active on hppa-hpux.
1204 * gthr-posix95.h (__gthread_active_init): Likewise.
1206 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1209 * global.c (build_insn_chain): Include insn that occur between
1212 2007-10-11 Tom Tromey <tromey@redhat.com>
1214 * gengtype-yacc.y: Delete.
1216 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
1218 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
1219 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
1220 function_value_32, function_value_64, function_value_ms_64,
1221 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
1222 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
1225 2007-10-11 Richard Guenther <rguenther@suse.de>
1227 * gcse.c (hash_scan_set): If the next nonnote insn is in
1228 a different basic block insert the set.
1230 2007-10-11 Richard Guenther <rguenther@suse.de>
1233 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
1234 (verify_gimple_expr): Use it to verify pointer-to types for
1237 2007-10-11 Richard Guenther <rguenther@suse.de>
1240 * c-typeck.c (build_array_ref): Do not strip qualifiers from
1241 the array element type.
1243 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1245 PR rtl-optimization/33638
1246 * dse.c (struct insn_info): Remove 'stack_read' field,
1247 add 'stack_pointer_based' field.
1248 (record_store): For a store with non-constant base, record
1249 whether it is stack pointer based.
1250 (scan_insn): For the call to a const function, remove stack
1251 pointer based stores from the list of local active stores.
1252 (scan_reads_nospill): Delete code dealing with const functions.
1254 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
1256 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
1258 (conflict_p, set_conflict, set_conflicts): Likewise.
1259 * global.c (global_alloc): Likewise.
1260 * ra.h: Update prototypes.
1262 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
1264 * opth-gen.awk: Fixed generation of comment stating the origin
1267 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
1270 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1271 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1272 and '%}', respectively.
1275 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1276 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1277 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1279 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1283 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1284 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1285 syntax for ASSEMBLER_DIALECT.
1286 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1288 2007-10-10 Revital Eres <eres@il.ibm.com>
1290 * modulo-sched.c (check_nodes_order): Dump the final order of
1292 (get_sched_window): Add dump info.
1293 (calculate_order_params): Dump order params of the nodes.
1295 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1298 * ra-conflict.c (record_one_conflict_between_regnos,
1299 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
1300 (global_conflicts): Enhanced incorrect check.
1302 2007-10-09 Geoffrey Keating <geoffk@apple.com>
1304 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
1305 if flag_exceptions is not set.
1306 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
1307 assemble_name rather than incorrectly emulating it.
1309 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
1310 friends are removed from G++.
1312 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1314 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
1315 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
1316 enabling them is redundant. Don't check two times for
1319 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
1321 * ra-conflict.c (record_one_conflict_between_regnos): Revert
1323 (set_conflicts_for_earlyclobber): Likewise.
1324 (global_conflicts): Likewise.
1326 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1328 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1329 and '%}', respectively.
1331 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1333 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1334 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1336 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1339 2007-10-09 Richard Guenther <rguenther@suse.de>
1342 * gimplify.c (canonicalize_component_ref): Honor qualifiers
1343 of referenced structure and component.
1345 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1348 * ra-conflict.c (record_one_conflict_between_regnos,
1349 set_conflicts_for_earlyclobber, global_conflicts): Improved
1351 (global_conflicts): Removed incorrect check.
1353 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1355 PR tree-optimization/33615
1356 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
1357 if the statement might throw. Fix formatting.
1359 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1361 PR tree-optimization/33615
1362 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
1363 if the rhs might throw.
1365 2007-10-09 Jan Hubicka <jh@suse.cz>
1367 * invoke.texi (align-threshold, align-loop-iterations): Document.
1368 * final.c: Include cfgloop.h, params.h
1369 (compute_alignments): Dump decisions and compare them with loop
1370 structure; honor given parameters.
1371 (pass_compute_alignments): New dump file.
1372 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
1373 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
1375 2007-10-09 James E. Wilson <wilson@specifix.com>
1377 PR tree-optimization/33655
1379 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
1380 convert it to bitsizetype before size_binop call.
1382 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1384 PR tree-optimization/33572
1385 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
1386 the absence of a corresponding edge from the exit block.
1388 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1391 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
1393 (sra_build_assignment): Likewise. Set up mask depending on
1394 precision, not type.
1395 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
1396 computing bit masks.
1397 (sra_build_elt_assignment): Don't view-convert from signed to
1399 (sra_explode_bitfield_assignment): Use bit-field type if
1400 possible. Use BYTES_BIG_ENDIAN.
1402 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
1405 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
1406 the original stmt can throw.
1407 (sra_build_bf_assignment): Fix type mismatch when applying negated
1410 2007-10-08 Geoffrey Keating <geoffk@apple.com>
1412 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
1413 '#pragma mark' to be executed at preprocessing time.
1415 2007-10-08 Ollie Wild <aaw@google.com>
1417 * varasm.c (compare_constant): Removed call to
1418 lang_hooks.expand_constant.
1419 (copy_constants): Removed call to lang_hooks.expand_constant.
1420 (compute_reloc_for_constant): Removed call to
1421 lang_hooks.expand_constant.
1422 (output_addressed_constants): Removed call to
1423 lang_hooks.expand_constant.
1424 (constructor_static_from_elts_p): Removed call to
1425 lang_hooks.expand_constant.
1426 (output_constant): Removed calls to lang_hooks.expand_constant.
1427 * langhooks.h (struct lang_hooks): Removed field expand_constant.
1428 * langhooks-def.h (lhd_return_tree): Removed.
1429 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
1430 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
1431 * langhooks.c (lhd_return_tree): Removed.
1433 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
1435 * combine.c (setup_incoming_promotions): Ensure that
1436 arguments that have not undergone mode promotions do not
1437 incorrectly get marked as being sign- or zero-extended.
1439 2007-10-08 Richard Guenther <rguenther@suse.de>
1444 * fold-const.c (fold_binary): Use correct types in folding
1445 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
1446 and building of RROTATE_EXPR.
1448 2007-10-08 Richard Guenther <rguenther@suse.de>
1453 * fold-const.c (fold_binary): Use the correct types when
1454 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
1455 (fold_binary): Use the correct types when folding
1456 (-A) - B to (-B) - A.
1457 (fold_unary): Use the correct types when folding ~(X).
1459 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1461 * doc/invoke.texi (Wall): fix formatting issues.
1463 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
1465 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
1466 truncated shift counts.
1468 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1470 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1471 syntax for ASSEMBLER_DIALECT.
1472 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1474 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1475 Nathan Froyd <froydnj@codesourcery.com>
1477 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
1478 when determining whether to record INCOMING_RETURN_ADDR_RTX.
1480 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1483 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1485 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1486 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1487 the function, temporarily point the debug interface to the null one.
1489 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
1491 PR tree-optimization/33655
1493 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
1496 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
1498 PR tree-optimization/33572
1499 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
1500 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
1501 (update_ssa_across_abnormal_edges): ... this. Set slots in the
1503 (copy_edges_for_bb): Handle nonlocal label edges.
1504 (make_nonlocal_label_edges): Deleted.
1505 (optimize_inline_calls): Don't call it.
1507 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
1509 * gthr-single.h: Revert last change.
1511 2007-10-05 Michael Matz <matz@suse.de>
1514 * lower-subreg.c (decompose_multiword_subregs): Use
1515 validate_unshare_change().
1517 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
1519 * ra-conflict.c: Include "sparseset.h".
1520 (conflicts): Change to HOST_WIDEST_FAST_INT.
1521 (allocnos_live): Redefine variable as a sparseset.
1522 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE): Delete macros.
1523 (allocno_row_words): Removed global variable.
1524 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
1525 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
1526 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
1527 (record_one_conflict_between_regnos): Cache allocno values and reuse.
1529 (record_one_conflict): Update uses of allocnos_live to use
1530 the sparseset routines. Use set_conflicts_p.
1531 (mark_reg_store): Likewise.
1532 (set_reg_in_live): Likewise.
1533 (global_conflicts): Update uses of allocnos_live.
1534 Use the new adjacency list to visit an allocno's neighbors
1535 rather than iterating over all possible allocnos.
1536 Call set_conflicts_p to setup conflicts rather than adding
1538 * global.c: Comments updated.
1539 (CONFLICTP): Delete define.
1540 (regno_compare): New function. Add prototype.
1541 (global_alloc): Sort the allocno to regno mapping according to
1542 which basic blocks the regnos are referenced in. Modify the
1543 conflict bit matrix to a compressed triangular bitmatrix.
1544 Only allocate the conflict bit matrix and adjacency lists if
1545 we are actually going to allocate something.
1546 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
1547 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
1548 allocno's neighbors rather than iterating over all possible allocnos.
1549 (mirror_conflicts): Removed function.
1550 (dump_conflicts): Iterate over regnos rather than allocnos so
1551 that all dump output will be sorted by regno number.
1552 Use the FOR_EACH_CONFLICT macro.
1553 * ra.h: Comments updated.
1554 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
1555 (partial_bitnum, max_bitnum, adjacency, adjacency_pool): Add prototypes.
1556 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
1557 (adjacency_list_d, adjacency_iterator_d): New types.
1558 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
1559 adjacency_iter_next, regno_basic_block): New static inline functions.
1560 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
1561 (conflict_p): Add function prototype.
1562 * sparseset.h, sparseset.c: New files.
1563 * Makefile.in (OBJS-common): Add sparseset.o.
1564 (sparseset.o): New rule.
1566 2007-10-05 Richard Guenther <rguenther@suse.de>
1569 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
1572 2007-10-05 Michael Matz <matz@suse.de>
1575 * function.c (match_asm_constraints_1): Check for input
1576 being used in the outputs.
1578 2007-10-05 Richard Guenther <rguenther@suse.de>
1580 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
1582 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
1585 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
1586 subset checks. Make the cost of FPR -> FPR moves depend on
1587 mips_mode_ok_for_mov_fmt_p.
1589 2007-10-04 Doug Kwan <dougkwan@google.com>
1591 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
1592 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1593 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
1594 support of conditional variables.
1595 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
1596 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1597 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
1598 support of conditional variables.
1599 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
1600 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1601 conditional variables.
1602 * gthr.h: Update comments to document new interface.
1604 2007-10-04 Geoffrey Keating <geoffk@apple.com>
1606 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
1609 2007-10-04 Anatoly Sokolov <aesok@post.ru>
1611 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
1613 2007-10-04 Richard Guenther <rguenther@suse.de>
1616 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
1617 does not need to be of INTEGER_TYPE.
1618 (verify_gimple_2): New function split out from ...
1619 (verify_gimple_1): ... here. ICE if there was an error during
1622 2007-10-04 Michael Matz <matz@suse.de>
1624 PR rtl-optimization/33653
1625 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
1626 * dse.c (scan_insn): Same.
1628 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
1630 * config.gcc: Remove USE_GAS for m68k targets.
1632 2007-10-04 Richard Guenther <rguenther@suse.de>
1634 PR tree-optimization/33627
1635 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
1636 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
1638 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
1639 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
1641 2007-10-04 Anatoly Sokolov <aesok@post.ru>
1643 * config/avr/avr.c (commands_in_file, commands_in_prologues,
1644 commands_in_epilogues): Remove variables.
1645 (avr_file_start): Remove unneded initializations of commands_in_file,
1646 commands_in_prologues and commands_in_epilogues variables.
1647 (avr_file_end): Remove dead code.
1649 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
1651 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
1652 MOTOROLA is to true.
1654 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
1657 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
1658 (mips_split_doubleword_move): ...this.
1659 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
1660 use natural endianness for multi-format FPR values.
1661 (mips_split_64bit_move): Rename to...
1662 (mips_split_doubleword_move): ...this and extend to 64-bit words.
1663 Use move_doubleword_fpr* patterns for moves involving FPRs.
1664 (mips_save_reg): Update the call to mips_split_64bit_move.
1665 (mips_secondary_reload_class): Return NO_REGS for any reload of a
1666 nonzero constant into an FPR if the constant can be forced to memory.
1667 * config/mips/mips.md: Update the splitter calls to
1668 mips_split_64bit_move.
1669 (UNSPEC_LOAD_DF_LOW): Rename to...
1670 (UNSPEC_LOAD_LOW): ...this.
1671 (UNSPEC_LOAD_DF_HIGH): Rename to...
1672 (UNSPEC_LOAD_HIGH): ...this.
1673 (UNSPEC_STORE_DF_HIGH): Rename to...
1674 (UNSPEC_STORE_WORD): ...this.
1675 (SPLITF): New mode iterator.
1676 (HALFMODE): New mode attribute.
1677 (movtf): New expander.
1678 (*movtf_internal): New define_insn_and_split.
1679 (move_doubleword_fpr<mode>): New expander.
1680 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
1682 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
1683 (mfhc1<mode>): ...these more general patterns.
1685 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1687 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
1689 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1691 * gcse.c (hash_scan_set): Insert set in insn before note at
1692 the end of basic block.
1694 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
1696 PR tree-optimization/33576
1697 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
1698 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
1699 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
1700 (remove_iv): Declared.
1701 * lambda-code.c (remove_iv): Not static.
1702 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
1703 Don't remove ivs there, save ivs in the buffer.
1705 2007-10-03 Jason Merrill <jason@redhat.com>
1708 * tree-eh.c (same_handler_p): New fn.
1709 (optimize_double_finally): New fn.
1710 (refactor_eh_r): New fn.
1711 (refactor_eh): New fn.
1712 (pass_refactor_eh): New pass.
1713 * tree-pass.h: Declare it.
1714 * passes.c (init_optimization_passes): Add it.
1716 2007-10-03 Doug Kwan <dougkwan@google.com>
1717 Richard Guenther <rguenther@suse.de>
1720 * dwarf2out.c (reference_to_unused): Disable sanity checking,
1721 be conservative instead.
1723 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1726 * doc/invoke.texi (-fwhole-program): Document that Fortran
1727 doesn't support this option.
1729 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
1732 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
1735 2007-10-02 David Daney <ddaney@avtrex.com>
1737 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
1738 against constant zero.
1739 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
1742 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
1744 * ra-conflict.c: New file.
1746 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
1747 usage to DF_LIVE usage.
1748 (reload): Remove reference to df_get_live_top.
1749 * rtlanal.c (subreg_nregs_with_regno): New function.
1750 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
1751 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
1752 (df_has_eh_preds): Removed.
1753 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
1754 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
1756 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
1757 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
1758 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
1759 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
1760 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
1761 (global_alloc): Turn off rescanning insns after call to
1762 global_conflicts and added call to set_preferences.
1763 (global_conflicts): Moved to ra-alloc.c.
1764 (set_preferences_1, set_preferences): New function.
1765 (mirror_conflicts): Changed types for various variables.
1766 (mark_elimination): Change DF_RA_LIVE
1767 usage to DF_LIVE usage.
1768 (build_insn_chain): Rewritten from scratch and made local.
1769 (print_insn_chain, print_insn_chains): New functions.
1770 (dump_conflicts): Do not print conflicts for fixed_regs.
1771 (rest_of_handle_global_alloc): Turn off insn rescanning.
1772 * hard-reg-set.h: Fixed comment.
1773 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
1774 usage to DF_LIVE usage and delete refs to TOP sets.
1775 (block_alloc): Mark regs as live if they are in the artificial
1776 defs at top of block.
1777 (find_stack_regs): New function.
1778 (rest_of_handle_local_alloc): Changed urec problem to live
1779 problem and do not turn off df rescanning.
1780 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
1781 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
1782 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
1783 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
1784 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
1785 fields in df_ref_flags. The rest have been renumbered.
1786 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
1788 * rtl.h (subreg_nregs_with_regno): New function.
1789 * df-problems.c: (df_get_live_out, df_get_live_in,
1790 df_get_live_top): Removed reference to DF_RA_LIVE.
1791 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
1792 df_live_alloc, df_live_reset, df_live_local_finalize,
1793 df_live_free): Make top set only if different from in set.
1794 (df_lr_top_dump, df_live_top_dump): Only print top set if
1795 different from in set.
1796 (df_lr_bb_local_compute): Removed unnecessary check.
1797 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
1798 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
1799 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
1800 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
1801 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
1802 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
1803 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
1804 df_urec_add_problem): Removed.
1805 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
1807 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
1808 * basic_block.h (bb_has_abnormal_pred): New function.
1809 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
1810 usage to DF_LIVE usage.
1812 2007-10-02 Revital Eres <eres@il.ibm.com>
1814 * config/rs6000/predicates.md (easy_vector_constant): Return false
1815 for 750CL paired vectors.
1816 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
1818 (vec_initv2sf): Add new description.
1819 (vconcatsf): Likewise.
1820 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
1821 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
1823 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
1825 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
1826 sinking the last stmt in a BB.
1828 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
1831 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
1832 (sra_hash_tree): Handle BIT_FIELD_REFs.
1833 (sra_elt_hash): Don't hash bitfld blocks.
1834 (sra_elt_eq): Skip them in parent compares as well. Handle
1836 (build_element_name_1): Handle BIT_FIELD_REFs.
1837 (instantiate_element): Propagate nowarn from parents. Create
1838 BIT_FIELD_REF for variables that are widened by scalarization.
1839 Gimple-zero-initialize all bit-field variables that are not
1840 part of parameters that are going to be scalarized on entry.
1841 (instantiate_missing_elements_1): Return the sra_elt.
1842 (canon_type_for_field): New.
1843 (try_instantiate_multiple_fields): New. Infer widest possible
1844 access mode from decl or member type, but clip it at word
1845 size, and only widen it if a field crosses an alignment
1847 (instantiate_missing_elements): Use them.
1848 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1849 (scalar_bitfield_p): New.
1850 (sra_build_assignment): Optimize assignments from scalarizable
1851 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
1854 (sra_build_bf_assignment): New. Optimize assignments to
1855 scalarizable BIT_FIELD_REFs.
1856 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
1857 assignments to full variables.
1858 (generate_copy_inout): Use the new macros and functions.
1859 (generate_element_copy): Likewise. Handle bitfld differences.
1860 (generate_element_zero): Don't recurse for blocks. Use
1861 sra_build_elt_assignment.
1862 (generate_one_element_init): Take elt instead of var. Use
1863 sra_build_elt_assignment.
1864 (generate_element_init_1): Adjust.
1865 (bitfield_overlap_info): New struct.
1866 (bitfield_overlaps_p): New.
1867 (sra_explode_bitfield_assignment): New. Adjust widened
1868 variables to account for endianness.
1869 (sra_sync_for_bitfield_assignment): New.
1870 (scalarize_use): Re-expand assignment to/from scalarized
1871 BIT_FIELD_REFs. Explode or sync needed members for
1872 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
1873 (scalarize_copy): Use REPLDUP.
1874 (scalarize_ldst): Move assert before dereference. Adjust EH
1876 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1878 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
1880 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
1881 Rename CR_* constants to CMP_*. Fix spacing.
1883 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1886 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
1887 to be processed with the special script doc/install.texi2html.
1889 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1891 * doc/invoke.texi (Wall): List the options enabled by Wall.
1892 (Wstrict-aliasing): Add missing @option.
1894 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
1896 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
1897 rather than gen_lowpart to change a register from DImode to DFmode.
1898 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
1899 both FROM and TO are integer modes that are no bigger than 4 bytes.
1900 (mips_mode_ok_for_mov_fmt_p): New function.
1901 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
1902 (mips_secondary_reload_class): Tweak formatting and comments.
1903 Use reg_class_subset_p instead of direct comparisons with
1904 classes. Only allow direct FPR<->FPR moves for modes that
1905 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
1906 for 4- and 8-byte types. Handle reloads in which X is an FPR.
1907 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
1908 (*movdi_64bit): Likewise.
1909 (*movsi_internal): Likewise.
1910 (*movhi_internal): Likewise.
1911 (*movqi_internal): Likewise.
1913 2007-09-30 Diego Novillo <dnovillo@google.com>
1916 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
1919 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
1921 PR tree-optimization/33597
1922 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
1923 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
1925 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
1927 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
1928 instead of variants of (!reload_in_progress && !reload_completed).
1929 (x86_expand_vector_move): Ditto.
1931 2007-09-28 Ollie Wild <aaw@google.com>
1934 2007-09-27 Ollie Wild <aaw@google.com>
1936 * varasm.c (compare_constant): Removed call to
1937 lang_hooks.expand_constant.
1938 (copy_constants): Removed call to lang_hooks.expand_constant.
1939 (compute_reloc_for_constant): Removed call to
1940 lang_hooks.expand_constant.
1941 (output_addressed_constants): Removed call to
1942 lang_hooks.expand_constant.
1943 (constructor_static_from_elts_p): Removed call to
1944 lang_hooks.expand_constant.
1945 (output_constant): Removed calls to lang_hooks.expand_constant.
1946 * langhooks.h (struct lang_hooks): Removed field expand_constant.
1947 * langhooks-def.h (lhd_return_tree): Removed.
1948 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
1949 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
1950 * langhooks.c (lhd_return_tree): Removed.
1952 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1955 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
1956 argument to gen_selb.
1958 2007-09-28 Chao-ying Fu <fu@mips.com>
1960 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
1961 * doc/libgcc.texi (Fixed-point fractional library routines):
1962 Fix typos for neg and cmp functions.
1964 2007-09-28 Michael Matz <matz@suse.de>
1966 PR rtl-optimization/33552
1967 * function.c (match_asm_constraints_1): Check for overlap in
1968 inputs and replace all occurences.
1970 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
1972 * config/mips/mips.c (override_options): Fix comment typo.
1974 2007-09-28 Jie Zhang <jie.zhang@analog.com>
1976 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
1977 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
1978 * config/bfin/t-bfin-linux (crti.o): Don't build.
1980 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
1981 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
1983 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
1985 2007-09-27 Ollie Wild <aaw@google.com>
1987 * varasm.c (compare_constant): Removed call to
1988 lang_hooks.expand_constant.
1989 (copy_constants): Removed call to lang_hooks.expand_constant.
1990 (compute_reloc_for_constant): Removed call to
1991 lang_hooks.expand_constant.
1992 (output_addressed_constants): Removed call to
1993 lang_hooks.expand_constant.
1994 (constructor_static_from_elts_p): Removed call to
1995 lang_hooks.expand_constant.
1996 (output_constant): Removed calls to lang_hooks.expand_constant.
1997 * langhooks.h (struct lang_hooks): Removed field expand_constant.
1998 * langhooks-def.h (lhd_return_tree): Removed.
1999 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2000 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2001 * langhooks.c (lhd_return_tree): Removed.
2003 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2006 * expr.c (emit_group_load_1): Split constant double when destination
2007 length is half source length.
2009 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
2011 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
2012 (mips_cpu_info): Add tune_flags.
2013 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
2014 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
2016 (override_options): Remove deprecation code. Use branch-likely
2017 instructions for optimize_size or if the tuning flags do not
2018 suggest otherwise. Tweak warning.
2019 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
2021 2007-09-27 Matthias Klose <doko@ubuntu.com>
2023 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
2024 multilib osdirname if it exists.
2025 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
2027 2007-09-27 Ian Lance Taylor <iant@google.com>
2029 PR tree-optimization/33565
2030 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
2031 assignments of comparisons.
2032 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
2033 parameter. Change caller. Defer overflow warnings around call to
2035 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
2036 TREE_NO_WARNING is set on the statement.
2037 * tree-ssa-forwprop.c
2038 (tree_ssa_forward_propagate_single_use_vars): Don't test
2039 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
2040 * tree-cfg.c (fold_cond_expr_cond): Likewise.
2042 2007-09-27 Joseph Myers <joseph@codesourcery.com>
2044 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
2045 reduce offset by units of 0x10000 for SPE vector modes or modes
2046 used with E500 double instructions.
2048 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
2050 * simplify-rtx.c (comparison_result): New.
2051 (simplify_const_relational_operation): Use it instead of the five
2052 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
2053 Improve bounds-checking optimizations; remove subsumed POPCOUNT
2054 optimizations. Extract nonzero_address_p optimizations into a
2055 separate "if" together with optimizations where op1 is const0_rtx.
2056 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
2057 floating-point arguments too when appropriate. Hoist test for ABS
2058 outside the final switch statement.
2059 * cse.c (fold_rtx): Don't look for an IOR equivalent of
2060 folded_arg0 if we found a constant equivalent. Remove
2061 transformations done in simplify-rtx.c for "op0 RELOP op0".
2063 2007-09-27 Jakub Jelinek <jakub@redhat.com>
2065 * builtins.c (expand_builtin, expand_builtin_object_size,
2066 expand_builtin_memory_chk, maybe_emit_chk_warning,
2067 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
2069 * expr.c (expand_expr_real_1): Likewise.
2070 * langhooks-def.h (struct diagnostic_info): Add forward decl.
2071 (lhd_print_error_function): Add third argument.
2072 * langhooks.h (struct diagnostic_info): Add forward decl.
2073 (struct lang_hooks): Add third argument to print_error_function.
2074 * diagnostic.h (diagnostic_info): Add abstract_origin field.
2075 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
2077 (diagnostic_report_current_function): Likewise.
2078 * toplev.c (announce_function): Pass NULL as second argument to
2079 diagnostic_set_last_function.
2080 * diagnostic.c (diagnostic_report_current_function): Add second
2081 argument, pass it as third argument to lang_hooks.print_error_function.
2082 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
2083 to diagnostic_report_current_function.
2084 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
2085 and message.abstract_origin.
2086 (verbatim): Initialize abstract_origin.
2087 * pretty-print.h (text_info): Add abstract_origin field.
2088 * pretty-print.c (pp_base_format): Handle %K.
2089 * langhooks.c (lhd_print_error_function): Add third argument. If
2090 diagnostic->abstract_origin, print virtual backtrace.
2091 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2092 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
2093 (init_dynamic_diag_info): Likewise.
2095 2007-09-26 David Daney <ddaney@avtrex.com>
2098 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
2099 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
2100 sync_old_nand<mode>, sync_new_nand<mode>,
2101 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
2102 Update length attributes.
2103 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
2104 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
2106 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
2107 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
2108 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
2111 2007-09-26 Richard Guenther <rguenther@suse.de>
2113 PR tree-optimization/33563
2114 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
2115 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
2117 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
2118 get_use_of_stmt_lhs.
2120 2007-09-26 Joseph Myers <joseph@codesourcery.com>
2123 * c-common.c (complete_array_type): Diagnose too-large arrays and
2124 set type to error_mark_node.
2126 2007-09-26 Richard Guenther <rguenther@suse.de>
2128 PR tree-optimization/30375
2129 PR tree-optimization/33560
2130 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
2134 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
2136 * tree-ssa-dse.c (aggregate_vardecl_d): New.
2137 (dse_global_data): Add aggregate_vardecl field.
2138 (dse_possible_dead_store_p): New.
2139 Add prev_defvar variable.
2140 Allow immediate uses and previous immediate uses to differ
2141 if they are setting different parts of the whole.
2142 (get_aggregate_vardecl): New.
2143 (dse_record_partial_aggregate_store): New.
2144 (dse_whole_aggregate_clobbered_p): New.
2145 (dse_partial_kill_p): New.
2146 Call dse_maybe_record_aggregate_store().
2147 When checking whether a STMT and its USE_STMT refer to the
2148 same memory address, check also for partial kills that clobber
2150 Move some variable definitions to the block where they are used.
2151 (aggregate_vardecl_hash): New.
2152 (aggregate_vardecl_eq): New.
2153 (aggregate_vardecl_free): New.
2154 (aggregate_whole_store_p): New.
2155 (tree_ssa_dse): Initialize and free aggregate_vardecl.
2156 Mark which aggregate stores we care about.
2158 2007-09-25 DJ Delorie <dj@redhat.com>
2161 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
2164 2007-09-25 Michael Meissner <michael.meissner@amd.com>
2167 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
2168 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
2169 for vector int32 -> int64 conversions. Don't write beyond the end
2170 of the allocated vector for int32 -> int64 conversions.
2172 2007-09-25 Revital Eres <eres@il.ibm.com>
2174 * config/rs6000/paired.h (paired_sel): New.
2175 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
2176 (rs6000_expand_ternop_builtin): Pass zero const_double operand
2177 when expanding selv2sf.
2178 * config/rs6000/rs6000.h (rs6000_builtins): Add
2179 PAIRED_BUILTIN_SELV2SF4.
2181 2007-09-25 Joseph Myers <joseph@codesourcery.com>
2184 * c-typeck.c (default_conversion): Call require_complete_type
2185 before perform_integral_promotions.
2186 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
2187 (build_c_cast): Call require_complete_type except for casts to
2189 (convert_for_assignment): Call require_complete_type.
2191 2007-09-25 Revital Eres <eres@il.ibm.com>
2193 * config/spu/spu.md: Fix doloop pattern.
2195 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
2197 * config/bfin/bfin.c (expand_prologue_reg_save,
2198 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
2200 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2201 ... from here. New argument ALL; callers changed.
2202 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
2203 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
2204 have the "saveall" attribute.
2206 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
2208 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
2210 (INCOMING_REGNO, OUTGOING_REGNO): Define.
2211 * config/mmix/mmix.c (mmix_opposite_regno): New function.
2212 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
2214 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
2215 with REG_P tests before REGNO access.
2217 2007-09-24 DJ Delorie <dj@redhat.com>
2220 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
2222 (movqicc_<code>_<mode>): Likewise.
2223 (movhicc_<code>_<mode>): Likewise.
2225 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
2228 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
2229 register for reload.
2231 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
2234 * config/i386/i386.c (ix86_comp_type_attributes): Check
2237 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2239 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
2240 "move.l %a4,%a4" to produce nops.
2241 * config/m68k/m68k.c (override_options): Reset align options,
2242 if neccessary align macro isn't avaible.
2244 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2246 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
2248 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2250 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
2252 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
2253 reload is completed.
2254 (peephole pattern): Convert most of them to RTL peephole pattern.
2256 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2258 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
2259 (moved from fp compare patterns).
2260 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
2261 Cleanup predicates to relieve reload.
2262 (conditional_trap): Reject conditional trap with fp condition.
2263 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
2264 certain constants early.
2266 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2268 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
2270 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2272 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
2273 Allow --with-tune=cell and --with-cpu=cell.
2275 2007-09-24 David Edelsohn <edelsohn@gnu.org>
2277 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
2278 * config/rs6000/rs6000.opt (swdiv): Change option to ...
2280 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
2282 (TARGET_BUILTIN_RECIPROCAL): Use it.
2283 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
2284 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
2285 (rs6000_emit_swrsqrtsf): New.
2286 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
2288 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
2289 (divsf3): Remove swdiv support.
2292 (rsqrt_internal1): New.
2293 (divdf3): Remove swdiv support.
2296 2007-09-24 Jakub Jelinek <jakub@redhat.com>
2299 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
2301 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
2302 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
2303 * tree.c (type_hash_eq): For FUNCTION_TYPE use
2304 lang_hooks.type.type_hash_eq in addition to generic tests.
2306 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
2307 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
2309 * tree-inline.h (eni_weights): Add field target_builtin_cost to
2310 reflect the cost per call to a target specific builtin.
2311 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
2312 call to a target specific builtin, then use target_builtin_call_cost.
2313 (init_inline_once): Initialize target_builtin_call_cost field.
2315 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
2318 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
2321 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
2323 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2324 * configure: Regenerated.
2326 2007-09-23 Ollie Wild <aaw@google.com>
2328 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
2330 (get_pointer_modulus_and_residue): New function.
2332 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2334 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
2335 combine an SC return value into a single register.
2337 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2339 * opth-gen.awk (target_flags_explicit): Declare.
2340 * toplev.h (target_flags_explicit): Delete declaration.
2341 * toplev.c (target_flags): Likewise.
2342 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
2343 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
2344 Never return true for TARGET_MIPS16.
2345 * config/mips/mips.c (mips_llsc): Delete.
2346 (mips_handle_option): Remove -mllsc handling.
2347 (mips_strip_unspec_address): Tweak comment.
2348 * config/mips/mips.opt (mllsc): Use a target mask.
2350 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2352 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
2353 word_mode as well as Pmode.
2355 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2357 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
2358 parameters from word_mode to the subword type if such a truncation
2361 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2363 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
2364 * configure: Regenerated.
2366 2007-09-23 Jan Hubicka <jh@suse.cz>
2368 * params.def (INLINE_CALL_COST): Set to 12.
2369 * invoke.texi (inline-call-cost): Update default value.
2371 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
2373 * config/alpha/alpha.md (movti): Use operand_subword for the split.
2375 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
2376 Revital Eres <eres@il.ibm.com>
2378 * modulo-sched.c (doloop_register_get): Rewrite the loop which
2379 checks whether the count_reg is found outside the control part.
2381 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2383 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
2384 instead of checking CALL_EXPR_FN directly to test for builtins.
2385 If error or warning attributes are present, print
2386 error resp. warning.
2387 * c-common.c (handle_error_attribute): New function.
2388 (c_common_attribute_table): Add error and warning
2390 * doc/extend.texi: Document error and warning attributes.
2392 * tree.h (block_nonartificial_location): New prototype.
2393 * tree.c (block_nonartificial_location): New function.
2394 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
2395 if artificial attribute is present on abstract inline decl.
2396 * c-common.c (handle_artificial_attribute): New function.
2397 (c_common_attribute_table): Add artificial attribute.
2398 * final.c (override_filename, override_linenum): New variables.
2399 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
2400 and override_linenum if inside of a block inlined from
2401 __attribute__((__artificial__)) function.
2402 (notice_source_line): Honor override_filename and override_linenum.
2403 * doc/extend.texi: Document __attribute__((__artificial__)).
2404 * config/i386/emmintrin.h: Add __artificial__ attribute to
2405 all __always_inline__ functions.
2406 * config/i386/mmintrin.h: Likewise.
2407 * config/i386/tmmintrin.h: Likewise.
2408 * config/i386/mm3dnow.h: Likewise.
2409 * config/i386/pmmintrin.h: Likewise.
2410 * config/i386/ammintrin.h: Likewise.
2411 * config/i386/xmmintrin.h: Likewise.
2412 * config/i386/smmintrin.h: Likewise.
2413 * config/i386/bmmintrin.h: Likewise.
2414 * config/i386/mmintrin-common.h: Likewise.
2417 * expr.c (expand_constructor): New function.
2418 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
2419 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
2422 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2424 * config/mips/mips.c (dump_constants_1): Generalize to include
2425 fractional and accumulator modes.
2427 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2429 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
2430 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
2432 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
2433 TARGET_HARD_FLOAT when testing whether -mpaired-single is
2435 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
2437 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
2439 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
2440 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
2442 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
2443 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
2444 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
2446 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
2448 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
2449 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
2450 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
2452 2007-09-22 Jason Merrill <jason@redhat.com>
2455 * attribs.c (lookup_attribute_spec): Split out...
2456 (decl_attributes): From here.
2457 * tree.h: Declare it.
2459 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2461 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
2463 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2465 * tree-inline.c (remap_type_1): Correctly chain variants.
2467 2007-09-22 Richard Guenther <rguenther@suse.de>
2469 PR tree-optimization/33146
2470 * fold-const.c (fold_binary): Use the original tree
2472 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
2473 also changes "sign".
2475 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2478 * except.c (finish_eh_generation): Call commit_edge_insertions if
2479 there are insns queued on the entry edge.
2480 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
2483 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2485 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
2487 2007-09-19 Michael Meissner <michael.meissner@amd.com>
2489 * gcc/config/i386/i386.c: Delete trailing whitespace.
2490 * gcc/config/i386/i386.h: Ditto.
2491 * gcc/config/i386/bmmintrin.h: Ditto.
2492 * gcc/config/i386/sync.md: Ditto.
2493 * gcc/config/i386/ppro.md: Ditto.
2494 * gcc/config/i386/mmx.md: Ditto.
2495 * gcc/config/i386/constraints.md: Ditto.
2496 * gcc/config/i386/sse.md: Ditto.
2497 * gcc/config/i386/athlon.md: Ditto.
2498 * gcc/config/i386/i386.md: Ditto.
2500 2007-09-21 Richard Guenther <rguenther@suse.de>
2502 PR tree-optimization/33508
2503 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
2504 quadratic loop by keeping a bitmap of variables we have
2505 to clobber all subvariables for.
2506 (set_initial_properties): Likewise.
2508 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
2510 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
2512 2007-09-20 Nigel Stephens <nigel@mips.com>
2513 Chao-ying Fu <fu@mips.com>
2515 * c-decl.c (finish_declspecs): When _Sat is used without
2516 _Fract or _Accum, set the default type to cts_fract.
2517 This avoids a warning of "type defaults to int".
2519 2007-09-20 Joseph Myers <joseph@codesourcery.com>
2521 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
2522 bit-fields wider than one bit.
2524 2007-09-20 Jakub Jelinek <jakub@redhat.com>
2527 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
2529 * dbxout.c (dbxout_type): Likewise.
2533 * gimplify.c (gimplify_vla_decl): New function.
2534 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
2536 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
2538 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
2540 * doc/invoke.texi (-minterlink-mips16): Document.
2541 * config/mips/mips.opt (minterlink-mips16): New option.
2542 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
2545 2007-09-20 Joseph Myers <joseph@codesourcery.com>
2547 * doc/extend.texi (Attribute Syntax): Remove old speculative
2550 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
2552 * combine.c: Include cgraph.h.
2553 (setup_incoming_promotions): Rework to allow more aggressive
2554 elimination of sign extensions when all call sites of the
2555 current function are known to lie within the current unit.
2557 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
2559 * dse.c (find_shift_sequence): No-op rework of control flow.
2561 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
2563 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
2564 GPR for DCmode on 64-bit targets. Remove redundant fallback.
2566 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2568 * cfgexpand.c (dump_stack_var_partition): Use the correct
2569 index for the offset.
2571 2007-09-19 Joseph Myers <joseph@codesourcery.com>
2573 * config/mips/sde.h: Switch to GPLv3.
2575 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
2577 * tree-sra.c (decide_block_copy): Decide if there are groups.
2579 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
2581 * config/m68k/m68k.c (output_move_himode): Remove jump table
2583 config/m68k/m68k.md (lea): Likewise.
2584 * config/m68k/m68k.c (print_operand_address): Use simple pc
2585 relative addressing.
2587 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
2589 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
2590 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
2592 (asm_insn_count): Pass template as second argument to it.
2593 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2594 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2595 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2596 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2597 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2598 (sh_insn_length_adjustment): Pass template as second argument to it.
2599 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
2601 * config/bfin/bfin.md (define_asm_attributes): New.
2603 2007-09-19 Jie Zhang <jie.zhang@analog.com>
2605 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
2607 * config/bfin/print-sysroot-suffix.sh: New.
2608 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
2609 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2610 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2611 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
2612 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2613 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2614 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
2615 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2616 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2617 (linux-sysroot-suffix.h): New target.
2618 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
2619 (mspecld-anomaly): Likewise.
2620 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
2621 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
2622 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
2623 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
2624 (bfin_si_revision): Declare.
2625 (bfin_workarounds): Declare.
2626 (WA_SPECULATIVE_LOADS): Define.
2627 (ENABLE_WA_SPECULATIVE_LOADS): Define.
2628 (WA_SPECULATIVE_SYNCS): Define.
2629 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
2630 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
2631 (LIB_SPEC): Add %s to the linker scripts.
2632 Use proper linker script for bf522, bf525, bf527,
2633 bf538, bf539, bf542, bf544, bf548, and bf549.
2634 * config/bfin/bfin.c (bfin_si_revision): Define.
2635 (bfin_workarounds): Define.
2636 (struct bfin_cpu): New.
2638 (bfin_handle_option): Handle silicon revision part of -mcpu option.
2639 (override_options): Set bfin_workarounds.
2640 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
2641 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
2642 ENABLE_WA_SPECULATIVE_LOADS.
2643 (bfin_reorg): Likewise.
2644 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2645 macros for bf522, bf525, bf527, bf538, bf539,
2646 bf542, bf544, bf548, and bf549.
2647 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
2648 Don't define __ID_SHARED_LIB__ when -msep-data.
2649 (TARGET_DEFAULT): Define as 0.
2650 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
2651 * doc/invoke.texi (Blackfin Options): Document silicon
2652 revision part of -mcpu option and it now accepts bf522, bf525,
2653 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
2655 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2657 * alias.c (memory_modified_1): Deconstify.
2658 (memory_modified_in_insn_p): Don't use const_note_stores.
2659 * rtl.h (const_note_stores): Delete.
2660 * rtlanal.c (const_note_stores): Likewise.
2662 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2664 * dse.c (find_shift_sequence): Temporarily revert to forbidding
2667 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
2671 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
2672 (addsi_small_int): Likewise.
2673 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
2674 (one_cmplsi2): Likewise.
2676 (enter_func): Expand insn using hard_frame_pointer_rtx and
2679 * config/fr30/fr30.c (fr30_expand_prologue): Check for
2680 hard_frame_pointer_rtx instead of using REGNO() check.
2681 Properly sign extend GEN_INT() argument.
2683 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2685 * config/m68k/m68k.c (override_options): Remove USE_GAS,
2687 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
2688 alternatives with just jcc.
2689 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
2690 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
2691 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
2692 dbge_hi, dbge_si): Likewise.
2694 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2696 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
2697 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
2698 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
2699 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
2700 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
2702 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2704 * config/m68k/m68k-devices.def (51qe): New device.
2705 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
2706 to all uses of FL_FOR_isa_c for compatibility.
2707 (all_microarchs): Add cfv1 microarchitecture.
2708 (m68k_handle_option): Handle m51qe option.
2709 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
2710 (TUNE_CFV1): New macro.
2711 (enum uarch_type): Add ucfv1.
2712 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
2714 2007-09-18 Richard Guenther <rguenther@suse.de>
2716 PR tree-optimization/31863
2717 * tree-ssa-structalias.c (create_variable_info_for): Always
2718 free the fieldstack.
2720 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
2722 * opts.c (decode_options): Enable vectorization under -O3.
2724 2007-09-18 Richard Guenther <rguenther@suse.de>
2726 PR tree-optimization/33340
2727 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
2728 SSA_NAMEs that occur in abnormal PHI nodes.
2730 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2732 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
2733 Don't use const_get_call_expr_in.
2734 * tree-gimple.c (const_get_call_expr_in): Delete.
2735 * tree-gimple.h (const_get_call_expr_in): Likewise.
2737 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2739 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
2740 not yet have a basic block.
2741 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
2743 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2745 * config/mips/mips.c (mips_file_start): Add ".previous" directives
2746 to both ".section"s.
2748 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2750 * config/mips/mips.c (mips_output_mi_thunk): Use
2751 mips_function_ok_for_sibcall and const_call_insn_operand
2752 to determine if a direct sibcall is allowed. Use
2753 mips_classify_symbol to determine a global pointer is needed.
2755 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2757 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
2759 2007-09-17 Chao-ying Fu <fu@mips.com>
2760 Nigel Stephens <nigel@mips.com>
2762 * config/fixed-bit.h: New file.
2763 * config/fixed-bit.c: New file.
2764 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
2766 2007-09-18 Jakub Jelinek <jakub@redhat.com>
2768 * c-format.h (format_kind_info): Add alloc_char field.
2769 * c-format.c (scanf_flag_specs): Add 'm'.
2770 (scanf_flag_pairs): Add 'a', 'm' pair.
2771 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
2772 (format_types_orig): Add alloc_char fields.
2773 (check_format_info_main): Rename aflag to alloc_flag.
2774 Handle fki->alloc_char. modifier after width and before length
2775 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
2776 length modifiers as well.
2777 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
2780 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
2781 returned by build_call_expr.
2783 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
2785 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
2786 NULL for variable-sized records too.
2787 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
2789 2007-09-17 Tom Tromey <tromey@redhat.com>
2791 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
2792 (c_builtin_function): Likewise.
2793 (grokdeclarator): Likewise.
2795 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
2797 PR rtl-optimization/26449
2798 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
2799 (seq_insns_valid_p): Removed.
2801 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
2803 * tree-nomudflap.c (gate_mudflap): New static function.
2804 (pass_mudflap_1): Use it as gate function.
2805 (pass_mudflap_2): Likewise.
2807 2007-09-17 Jan Hubicka <jh@suse.cz>
2811 * loop-invariant.c (move_invariant_reg): Unshare sequence.
2813 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
2815 PR tree-optimization/33319
2816 * tree-vect-analyze.c (vect_same_range_drs): New.
2817 (vect_vfa_range_equal): New.
2818 (vect_is_duplicate_ddr): Removed.
2819 (vect_mark_for_runtime_alias_test): Do not perform marking when
2820 optimizing for size or max_param for alias checking is zero.
2821 Move the function before vect_analyze_data_ref_dependence.
2822 (vect_analyze_data_ref_dependence): Add call to
2823 vect_mark_for_runtime_alias_test in two cases when dependence
2825 (vect_analyze_data_ref_dependences): Do not call to
2826 vect_mark_for_runtime_alias_test.
2827 (vect_prune_runtime_alias_test_list): New.
2828 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
2829 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2830 Update vec_outside_cost.
2831 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
2832 (vect_create_cond_for_alias_checks): Build the base address of data
2833 reference from DR_GROUP_FIRST_DR.
2834 (vect_loop_versioning): New.
2835 (vect_transform_loop): Add a call to vect_loop_versioning.
2836 Remove factored out code.
2838 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2841 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
2844 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2846 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
2847 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
2848 Fix the call to insn_rtx_cost. Skip access sizes that require a
2849 real truncation of the store register. Use convert_move instead
2850 of gen_lowpart when narrowing the result.
2851 (replace_read): Use convert_move instead of gen_lowpart when
2852 narrowing the store rhs.
2854 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2856 * config/mips/mips.md (SHORT): Fix long line.
2857 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
2858 to QImode and HImode.
2860 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2862 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
2864 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
2866 * tree-parloops.c: New file.
2867 * tree-ssa-operands.h (free_stmt_operands): Declare.
2868 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
2870 * tree-pass.h (pass_parallelize_loops): Declare.
2871 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
2873 (build_omp_regions_1): Allow analysing just a single OMP region and
2875 ( build_omp_regions_root, omp_expand_local): New functions.
2876 (build_omp_regions): Add argument to build_omp_regions_1 call.
2877 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
2878 autoparallelization is run.
2879 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
2880 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
2881 pass_parallelize_loops): New.
2882 * common.opt (ftree-parallelize-loops): New.
2883 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
2884 parallelize_loops): Declare.
2885 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
2886 * Makefile.in (tree-parloops.o): Added.
2887 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
2889 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
2890 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
2891 one extra edge as well.
2892 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
2893 Use VEC_free to free doms vector.
2894 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
2895 operands. Recompute operand caches in the new function.
2896 (move_sese_region_to_fn): Update loop info.
2897 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
2898 * tree-ssa-operands.c (free_stmt_operands): New function.
2900 * doc/passes.texi: Document autoparallelization.
2901 * doc/invoke.texi (-ftree-parallelize-loops): New option.
2903 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2906 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
2909 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
2911 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
2912 the VEC is not NULL.
2913 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
2914 get_vectype_for_scalar_type succeeded.
2915 (vectorizable_conversion): Likewise.
2917 2007-09-14 Jan Hubicka <jh@suse.cz>
2919 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
2922 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
2925 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
2926 register when operands[2] equals operands[1].
2927 (remainderxf3): Ditto.
2929 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
2930 Nigel Stephens <nigel@mips.com>
2932 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
2933 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
2934 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
2936 (_Unwind_ForcedUnwind): Likewise.
2937 (_Unwind_Resume): Likewise.
2938 (_Unwind_Resume_or_Rethrow): Likewise.
2939 (_Unwind_Backtrace): Likewise.
2940 (_Unwind_SjLj_RaiseException): Likewise.
2941 (_Unwind_SjLj_ForcedUnwind): Likewise.
2942 (_Unwind_SjLj_Resume): Likewise.
2943 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
2944 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
2946 (_Unwind_ForcedUnwind): Likewise.
2947 (_Unwind_Resume): Likewise.
2948 (_Unwind_Resume_or_Rethrow): Likewise.
2949 (_Unwind_Backtrace): Likewise.
2950 * unwind-compat.c (_Unwind_Backtrace): Likewise.
2951 (_Unwind_ForcedUnwind): Likewise.
2952 (_Unwind_RaiseException): Likewise.
2953 (_Unwind_Resume): Likewise.
2954 (_Unwind_Resume_or_Rethrow): Likewise.
2956 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
2957 nomips16 mode when IN_LIBGCC2 with hard float.
2959 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
2961 * config/mips/sdemtk.opt: Update to GPLv3.
2962 * config/mips/sdemtk.h: Likewise.
2964 2007-09-14 Nigel Stephens <nigel@mips.com>
2966 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
2967 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
2968 for mipsisa32-*-linux*.
2970 2007-09-14 Nigel Stephens <nigel@mips.com>
2971 David Ung <davidu@mips.com>
2972 Thiemo Seufer <ths@mips.com>
2973 Richard Sandiford <richard@codesourcery.com>
2975 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
2976 * configure.ac: Add a mipssde threading type.
2977 * configure: Regenerate.
2978 * config/mips/sdemtk.h: New file.
2979 * config/mips/t-sdemtk: Likewise.
2980 * config/mips/sdemtk.opt: Likewise.
2981 * gthr-mipssde.h: Likewise.
2982 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
2983 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
2984 (MIPS_ICACHE_SYNC): New macro, split from ...
2985 * config/mips/mips.md (clear_cache): ...here.
2986 * config/mips/mips.c (mips_save_reg_p): Check
2987 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
2988 (build_mips16_function_stub): Use targetm.strip_name_encoding.
2989 (build_mips16_call_stub): Likewise.
2991 2007-09-14 Richard Sandiford <richard@codesourcery.com>
2993 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
2995 2007-09-14 Jakub Jelinek <jakub@redhat.com>
2998 * config/ia64/ia64.c (find_gr_spill): Don't decrement
2999 current_frame_info.n_local_regs. Don't return emitted local
3001 (ia64_compute_frame_size): Improve unwind hack to put
3002 RP, PFS, FP in that order by allowing some of the registers
3003 been already emitted, as long as they are emitted to the
3006 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3008 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
3009 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
3010 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
3012 2007-09-13 Eric Christopher <echristo@apple.com>
3013 Kenneth Zadeck <zadeck@naturalbridge.com>
3015 * dse.c (find_shift_sequence): New function.
3016 (replace_read): Add case to remove read if it requires shift.
3017 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
3019 2007-09-13 Tom Tromey <tromey@redhat.com>
3021 * c-common.c (fname_as_string): Update.
3022 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
3023 (c_lex_one_token): Update. Add 'parser' argument.
3024 (c_parser_simple_asm_expr): Update.
3025 (c_parser_attributes): Update.
3026 (c_parser_asm_statement): Update.
3027 (c_parser_asm_operands): Update.
3028 (c_parser_peek_token): Update.
3029 (c_parser_peek_2nd_token): Update.
3030 * c-lex.c (c_lex_string_translate): Remove.
3031 (c_lex_return_raw_strings): Likewise.
3032 (c_lex_with_flags): Added 'lex_flags' argument.
3033 (lex_string): Added 'translate' argument.
3034 * c-pragma.h (c_lex_with_flags): Update.
3035 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
3036 (C_LEX_STRING_NO_TRANSLATE): New define.
3037 (C_LEX_RAW_STRINGS): Likewise.
3039 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3042 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
3043 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
3044 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
3045 (bfin_init_builtins): Initialize __builtin_bfin_ones,
3046 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
3047 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
3048 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
3049 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
3050 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
3051 (bdesc_1arg): Add __builtin_bfin_ones.
3052 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
3053 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
3054 and __builtin_bfin_csqu_fr16.
3055 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
3056 (ones): New define_insn.
3057 (ssaddhi3_parts): New define_insn.
3058 (sssubhi3_parts): New define_insn.
3059 (flag_mulhi_parts): New define_insn.
3061 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
3063 * common.opt (femit-class-debug-always): Turn off by default.
3065 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3067 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
3068 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
3070 2007-09-13 James E. Wilson <wilson@specifix.com>
3072 PR tree-optimization/33389
3073 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
3074 then set build_loads before returning.
3076 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
3077 David Ung <davidu@mips.com>
3079 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
3080 {d}addiu and a negative immediate such that it works with MIPS16
3083 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
3086 * configure.ac (ld_vers): Support Linux linker.
3087 * configure: Regenerated.
3089 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3090 Sandra Loosemore <sandra@codesourcery.com>
3092 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
3093 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
3094 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
3095 nomips16 into decl attributes.
3096 (TARGET_INSERT_ATTRIBUTES): Override.
3097 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
3098 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
3099 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
3100 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
3101 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
3102 (mips_use_mips16_mode_p): Reimplement as a function that takes
3103 a decl and considers only decl attributes. If the decl is nested
3104 function, use its parent attributes.
3105 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
3106 instead of SYMBOL_REF_MIPS16_FUNC_P.
3107 (mips_set_mips16_mode): Move call to sorry here from old
3108 mips_use_mips16_mode_p.
3109 (mflip_mips16_entry): New structure.
3110 (mflip_mips16_htab): New variable.
3111 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
3112 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
3113 (mips_merge_decl_attributes): New function.
3114 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
3115 Use mips_use_mips16_mode_p.
3116 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
3117 SYMBOL_REF_MIPS16_FUNC_P.
3118 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
3120 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3122 * c-parser.c (c_parser_struct_declaration): Check for a null return.
3124 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3127 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
3129 2007-09-12 Michael Meissner <michael.meissner@amd.com>
3130 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3131 Tony Linthicum <tony.linthicum@amd.com>
3133 * tree.h (function_args_iterator): New type to iterate over
3135 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
3136 function arguments providing a pointer to the argument.
3137 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
3138 function arguments providing the argument.
3139 (function_args_iter_init): Inline function to initialize
3140 function_args_iterator.
3141 (function_args_iter_cond_ptr): Inline function to return the next
3142 pointer to hold the argument.
3143 (function_args_iter_cond): Inline function to return the next
3145 (function_args_iter_cond_next): Advance the function args
3147 (stdarg_p): New function, return true if variable argument
3149 (prototype_p): New function, return true if function is
3151 (function_args_count): New function, count the number of arguments
3154 * tree.c (stdarg_p): New function, return true if variable
3156 (prototype_p): New function, return true if function is
3159 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3160 (TARGET_ROUND): New macro for the round/ptest instructions which
3161 are shared between SSE4.1 and SSE5.
3162 (OPTION_MASK_ISA_ROUND): Ditto.
3163 (OPTION_ISA_ROUND): Ditto.
3164 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3165 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3167 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3168 (-mfused-madd): New switch to give users control over whether the
3169 compiler optimizes to use the multiply/add SSE5 instructions.
3171 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
3172 m_ATHLON_K8_AMDFAM10, and change all uses.
3173 (enum pta_flags): Add PTA_SSE5.
3174 (ix86_handle_option): Turn off 3dnow if -msse5.
3175 (override_options): Add SSE5 support.
3176 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3178 (ix86_expand_sse_movcc): Add SSE5 support.
3179 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3180 vector type to the next largest size.
3181 (ix86_expand_sse5_pack): New function to use pperm to pack a
3182 vector type to the next smallest size.
3183 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3184 (IX86_BUILTIN_FMADDSD): Ditto.
3185 (IX86_BUILTIN_FMADDPS): Ditto.
3186 (IX86_BUILTIN_FMADDPD): Ditto.
3187 (IX86_BUILTIN_FMSUBSS): Ditto.
3188 (IX86_BUILTIN_FMSUBSD): Ditto.
3189 (IX86_BUILTIN_FMSUBPS): Ditto.
3190 (IX86_BUILTIN_FMSUBPD): Ditto.
3191 (IX86_BUILTIN_FNMADDSS): Ditto.
3192 (IX86_BUILTIN_FNMADDSD): Ditto.
3193 (IX86_BUILTIN_FNMADDPS): Ditto.
3194 (IX86_BUILTIN_FNMADDPD): Ditto.
3195 (IX86_BUILTIN_FNMSUBSS): Ditto.
3196 (IX86_BUILTIN_FNMSUBSD): Ditto.
3197 (IX86_BUILTIN_FNMSUBPS): Ditto.
3198 (IX86_BUILTIN_FNMSUBPD): Ditto.
3199 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3200 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3201 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3202 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3203 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3204 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3205 (IX86_BUILTIN_PPERM): Ditto.
3206 (IX86_BUILTIN_PERMPS): Ditto.
3207 (IX86_BUILTIN_PERMPD): Ditto.
3208 (IX86_BUILTIN_PMACSSWW): Ditto.
3209 (IX86_BUILTIN_PMACSWW): Ditto.
3210 (IX86_BUILTIN_PMACSSWD): Ditto.
3211 (IX86_BUILTIN_PMACSWD): Ditto.
3212 (IX86_BUILTIN_PMACSSDD): Ditto.
3213 (IX86_BUILTIN_PMACSDD): Ditto.
3214 (IX86_BUILTIN_PMACSSDQL): Ditto.
3215 (IX86_BUILTIN_PMACSSDQH): Ditto.
3216 (IX86_BUILTIN_PMACSDQL): Ditto.
3217 (IX86_BUILTIN_PMACSDQH): Ditto.
3218 (IX86_BUILTIN_PMADCSSWD): Ditto.
3219 (IX86_BUILTIN_PMADCSWD): Ditto.
3220 (IX86_BUILTIN_PHADDBW): Ditto.
3221 (IX86_BUILTIN_PHADDBD): Ditto.
3222 (IX86_BUILTIN_PHADDBQ): Ditto.
3223 (IX86_BUILTIN_PHADDWD): Ditto.
3224 (IX86_BUILTIN_PHADDWQ): Ditto.
3225 (IX86_BUILTIN_PHADDDQ): Ditto.
3226 (IX86_BUILTIN_PHADDUBW): Ditto.
3227 (IX86_BUILTIN_PHADDUBD): Ditto.
3228 (IX86_BUILTIN_PHADDUBQ): Ditto.
3229 (IX86_BUILTIN_PHADDUWD): Ditto.
3230 (IX86_BUILTIN_PHADDUWQ): Ditto.
3231 (IX86_BUILTIN_PHADDUDQ): Ditto.
3232 (IX86_BUILTIN_PHSUBBW): Ditto.
3233 (IX86_BUILTIN_PHSUBWD): Ditto.
3234 (IX86_BUILTIN_PHSUBDQ): Ditto.
3235 (IX86_BUILTIN_PROTB): Ditto.
3236 (IX86_BUILTIN_PROTW): Ditto.
3237 (IX86_BUILTIN_PROTD): Ditto.
3238 (IX86_BUILTIN_PROTQ): Ditto.
3239 (IX86_BUILTIN_PROTB_IMM): Ditto.
3240 (IX86_BUILTIN_PROTW_IMM): Ditto.
3241 (IX86_BUILTIN_PROTD_IMM): Ditto.
3242 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3243 (IX86_BUILTIN_PSHLB): Ditto.
3244 (IX86_BUILTIN_PSHLW): Ditto.
3245 (IX86_BUILTIN_PSHLD): Ditto.
3246 (IX86_BUILTIN_PSHLQ): Ditto.
3247 (IX86_BUILTIN_PSHAB): Ditto.
3248 (IX86_BUILTIN_PSHAW): Ditto.
3249 (IX86_BUILTIN_PSHAD): Ditto.
3250 (IX86_BUILTIN_PSHAQ): Ditto.
3251 (IX86_BUILTIN_FRCZSS): Ditto.
3252 (IX86_BUILTIN_FRCZSD): Ditto.
3253 (IX86_BUILTIN_FRCZPS): Ditto.
3254 (IX86_BUILTIN_FRCZPD): Ditto.
3255 (IX86_BUILTIN_CVTPH2PS): Ditto.
3256 (IX86_BUILTIN_CVTPS2PH): Ditto.
3257 (IX86_BUILTIN_COMEQSS): Ditto.
3258 (IX86_BUILTIN_COMNESS): Ditto.
3259 (IX86_BUILTIN_COMLTSS): Ditto.
3260 (IX86_BUILTIN_COMLESS): Ditto.
3261 (IX86_BUILTIN_COMGTSS): Ditto.
3262 (IX86_BUILTIN_COMGESS): Ditto.
3263 (IX86_BUILTIN_COMUEQSS): Ditto.
3264 (IX86_BUILTIN_COMUNESS): Ditto.
3265 (IX86_BUILTIN_COMULTSS): Ditto.
3266 (IX86_BUILTIN_COMULESS): Ditto.
3267 (IX86_BUILTIN_COMUGTSS): Ditto.
3268 (IX86_BUILTIN_COMUGESS): Ditto.
3269 (IX86_BUILTIN_COMORDSS): Ditto.
3270 (IX86_BUILTIN_COMUNORDSS): Ditto.
3271 (IX86_BUILTIN_COMFALSESS): Ditto.
3272 (IX86_BUILTIN_COMTRUESS): Ditto.
3273 (IX86_BUILTIN_COMEQSD): Ditto.
3274 (IX86_BUILTIN_COMNESD): Ditto.
3275 (IX86_BUILTIN_COMLTSD): Ditto.
3276 (IX86_BUILTIN_COMLESD): Ditto.
3277 (IX86_BUILTIN_COMGTSD): Ditto.
3278 (IX86_BUILTIN_COMGESD): Ditto.
3279 (IX86_BUILTIN_COMUEQSD): Ditto.
3280 (IX86_BUILTIN_COMUNESD): Ditto.
3281 (IX86_BUILTIN_COMULTSD): Ditto.
3282 (IX86_BUILTIN_COMULESD): Ditto.
3283 (IX86_BUILTIN_COMUGTSD): Ditto.
3284 (IX86_BUILTIN_COMUGESD): Ditto.
3285 (IX86_BUILTIN_COMORDSD): Ditto.
3286 (IX86_BUILTIN_COMUNORDSD): Ditto.
3287 (IX86_BUILTIN_COMFALSESD): Ditto.
3288 (IX86_BUILTIN_COMTRUESD): Ditto.
3289 (IX86_BUILTIN_COMEQPS): Ditto.
3290 (IX86_BUILTIN_COMNEPS): Ditto.
3291 (IX86_BUILTIN_COMLTPS): Ditto.
3292 (IX86_BUILTIN_COMLEPS): Ditto.
3293 (IX86_BUILTIN_COMGTPS): Ditto.
3294 (IX86_BUILTIN_COMGEPS): Ditto.
3295 (IX86_BUILTIN_COMUEQPS): Ditto.
3296 (IX86_BUILTIN_COMUNEPS): Ditto.
3297 (IX86_BUILTIN_COMULTPS): Ditto.
3298 (IX86_BUILTIN_COMULEPS): Ditto.
3299 (IX86_BUILTIN_COMUGTPS): Ditto.
3300 (IX86_BUILTIN_COMUGEPS): Ditto.
3301 (IX86_BUILTIN_COMORDPS): Ditto.
3302 (IX86_BUILTIN_COMUNORDPS): Ditto.
3303 (IX86_BUILTIN_COMFALSEPS): Ditto.
3304 (IX86_BUILTIN_COMTRUEPS): Ditto.
3305 (IX86_BUILTIN_COMEQPD): Ditto.
3306 (IX86_BUILTIN_COMNEPD): Ditto.
3307 (IX86_BUILTIN_COMLTPD): Ditto.
3308 (IX86_BUILTIN_COMLEPD): Ditto.
3309 (IX86_BUILTIN_COMGTPD): Ditto.
3310 (IX86_BUILTIN_COMGEPD): Ditto.
3311 (IX86_BUILTIN_COMUEQPD): Ditto.
3312 (IX86_BUILTIN_COMUNEPD): Ditto.
3313 (IX86_BUILTIN_COMULTPD): Ditto.
3314 (IX86_BUILTIN_COMULEPD): Ditto.
3315 (IX86_BUILTIN_COMUGTPD): Ditto.
3316 (IX86_BUILTIN_COMUGEPD): Ditto.
3317 (IX86_BUILTIN_COMORDPD): Ditto.
3318 (IX86_BUILTIN_COMUNORDPD): Ditto.
3319 (IX86_BUILTIN_COMFALSEPD): Ditto.
3320 (IX86_BUILTIN_COMTRUEPD): Ditto.
3321 (IX86_BUILTIN_PCOMEQUB): Ditto.
3322 (IX86_BUILTIN_PCOMNEUB): Ditto.
3323 (IX86_BUILTIN_PCOMLTUB): Ditto.
3324 (IX86_BUILTIN_PCOMLEUB): Ditto.
3325 (IX86_BUILTIN_PCOMGTUB): Ditto.
3326 (IX86_BUILTIN_PCOMGEUB): Ditto.
3327 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3328 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3329 (IX86_BUILTIN_PCOMEQUW): Ditto.
3330 (IX86_BUILTIN_PCOMNEUW): Ditto.
3331 (IX86_BUILTIN_PCOMLTUW): Ditto.
3332 (IX86_BUILTIN_PCOMLEUW): Ditto.
3333 (IX86_BUILTIN_PCOMGTUW): Ditto.
3334 (IX86_BUILTIN_PCOMGEUW): Ditto.
3335 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3336 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3337 (IX86_BUILTIN_PCOMEQUD): Ditto.
3338 (IX86_BUILTIN_PCOMNEUD): Ditto.
3339 (IX86_BUILTIN_PCOMLTUD): Ditto.
3340 (IX86_BUILTIN_PCOMLEUD): Ditto.
3341 (IX86_BUILTIN_PCOMGTUD): Ditto.
3342 (IX86_BUILTIN_PCOMGEUD): Ditto.
3343 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3344 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3345 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3346 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3347 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3348 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3349 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3350 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3351 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3352 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3353 (IX86_BUILTIN_PCOMEQB): Ditto.
3354 (IX86_BUILTIN_PCOMNEB): Ditto.
3355 (IX86_BUILTIN_PCOMLTB): Ditto.
3356 (IX86_BUILTIN_PCOMLEB): Ditto.
3357 (IX86_BUILTIN_PCOMGTB): Ditto.
3358 (IX86_BUILTIN_PCOMGEB): Ditto.
3359 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3360 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3361 (IX86_BUILTIN_PCOMEQW): Ditto.
3362 (IX86_BUILTIN_PCOMNEW): Ditto.
3363 (IX86_BUILTIN_PCOMLTW): Ditto.
3364 (IX86_BUILTIN_PCOMLEW): Ditto.
3365 (IX86_BUILTIN_PCOMGTW): Ditto.
3366 (IX86_BUILTIN_PCOMGEW): Ditto.
3367 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3368 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3369 (IX86_BUILTIN_PCOMEQD): Ditto.
3370 (IX86_BUILTIN_PCOMNED): Ditto.
3371 (IX86_BUILTIN_PCOMLTD): Ditto.
3372 (IX86_BUILTIN_PCOMLED): Ditto.
3373 (IX86_BUILTIN_PCOMGTD): Ditto.
3374 (IX86_BUILTIN_PCOMGED): Ditto.
3375 (IX86_BUILTIN_PCOMFALSED): Ditto.
3376 (IX86_BUILTIN_PCOMTRUED): Ditto.
3377 (IX86_BUILTIN_PCOMEQQ): Ditto.
3378 (IX86_BUILTIN_PCOMNEQ): Ditto.
3379 (IX86_BUILTIN_PCOMLTQ): Ditto.
3380 (IX86_BUILTIN_PCOMLEQ): Ditto.
3381 (IX86_BUILTIN_PCOMGTQ): Ditto.
3382 (IX86_BUILTIN_PCOMGEQ): Ditto.
3383 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3384 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3385 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
3386 OPTION_MASK_ISA_ROUND for instructions that are shared between
3388 (bdesc_2arg): Ditto.
3389 (bdesc_sse_3arg): Ditto.
3390 (enum multi_arg_type): New enum for describing the various SSE5
3391 intrinsic argument types.
3392 (bdesc_multi_arg): New table for SSE5 intrinsics.
3393 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3394 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3396 (ix86_expand_builtin): Add SSE5 intrinsic support.
3397 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3398 operand instructions.
3399 (ix86_expand_sse5_multiple_memory): New function to split the
3400 second memory reference from SSE5 instructions.
3401 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3402 (ix86_return_pops_args): Use stdarg_p to determine if the function
3403 has variable arguments.
3404 (ix86_setup_incoming_varargs): Ditto.
3405 (x86_this_parameter): Ditto.
3407 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3409 (ix86_expand_sse5_pack): Ditto.
3410 (ix86_sse5_valid_op_p): Ditto.
3411 (ix86_expand_sse5_multiple_memory): Ditto.
3413 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3414 constant for SSE5 support.
3415 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3416 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3417 (UNSPEC_SSE5_PERMUTE): Ditto.
3418 (UNSPEC_SSE5_ASHIFT): Ditto.
3419 (UNSPEC_SSE5_LSHIFT): Ditto.
3420 (UNSPEC_FRCZ): Ditto.
3421 (UNSPEC_CVTPH2PS): Ditto.
3422 (UNSPEC_CVTPS2PH): Ditto.
3423 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3425 (COM_FALSE_S): Ditto.
3426 (COM_FALSE_P): Ditto.
3427 (COM_TRUE_S): Ditto.
3428 (COM_TRUE_P): Ditto.
3429 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3430 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3432 (memory attribute): Ditto.
3433 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3434 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3435 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3436 (floor<mode>2): Ditto.
3437 (ceil<mode>2): Ditto.
3438 (btrunc<mode>2): Ditto.
3439 (nearbyintdf2): Ditto.
3440 (nearbyintsf2): Ditto.
3441 (sse_setccsf): Disable if SSE5.
3442 (sse_setccdf): Ditto.
3443 (sse5_setcc<mode>): New support for SSE5 conditional move.
3444 (sse5_pcmov_<mode>): Ditto.
3446 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3448 (SSEMODEF2P): Ditto.
3449 (ssemodesuffixf4): New mode attribute for SSE5.
3450 (ssemodesuffixf2s): Ditto.
3451 (ssemodesuffixf2c): Ditto.
3452 (sserotatemax): Ditto.
3453 (ssescalarmode): Ditto.
3454 (sse_maskcmpv4sf3): Disable if SSE5.
3455 (sse_maskcmpv2df3): Ditto.
3456 (sse_vmmaskcmpv4sf3): Ditto.
3457 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
3459 (sse5_vmfmadd<mode>4): Ditto.
3460 (sse5_fmsub<mode>4): Ditto.
3461 (sse5_vmfmsub<mode>4): Ditto.
3462 (sse5_fnmadd<mode>4): Ditto.
3463 (sse5_vmfnmadd<mode>4): Ditto.
3464 (sse5_fnmsub<mode>4): Ditto.
3465 (sse5_vmfnmsub<mode>4): Ditto.
3466 (sse5i_fmadd<mode>4): Ditto.
3467 (sse5i_fmsub<mode>4): Ditto.
3468 (sse5i_fnmadd<mode>4): Ditto.
3469 (sse5i_fnmsub<mode>4): Ditto.
3470 (sse5i_vmfmadd<mode>4): Ditto.
3471 (sse5i_vmfmsub<mode>4): Ditto.
3472 (sse5i_vmfnmadd<mode>4): Ditto.
3473 (sse5i_vmfnmsub<mode>4): Ditto.
3474 (mulv16qi3): Add SSE5 support.
3476 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3477 (sse2_mulv4si3): Disable if SSE5.
3478 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3479 (sse4_1_roundps): Ditto.
3480 (sse4_1_roundsd): Ditto.
3481 (sse4_1_roundss): Ditto.
3482 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3484 (sse_maskcmpsf3): Ditto.
3485 (sse_vmmaskcmpv4sf3): Ditto.
3486 (sse2_maskcmpv2df3): Ditto.
3487 (sse2_maskcmpdf3): Ditto.
3488 (sse2_vmmaskcmpv2df3): Ditto.
3489 (sse2_eq<mode>3): Ditto.
3490 (sse2_gt<mode>3): Ditto.
3491 (sse5_pcmov_<mode>): Add SSE5 support.
3492 (vec_unpacku_hi_v16qi): Ditto.
3493 (vec_unpacks_hi_v16qi): Ditto.
3494 (vec_unpacku_lo_v16qi): Ditto.
3495 (vec_unpacks_lo_v16qi): Ditto.
3496 (vec_unpacku_hi_v8hi): Ditto.
3497 (vec_unpacks_hi_v8hi): Ditto.
3498 (vec_unpacku_lo_v8hi): Ditto.
3499 (vec_unpacks_lo_v8hi): Ditto.
3500 (vec_unpacku_hi_v4si): Ditto.
3501 (vec_unpacks_hi_v4si): Ditto.
3502 (vec_unpacku_lo_v4si): Ditto.
3503 (vec_unpacks_lo_v4si): Ditto.
3504 (sse5_pmacsww): New SSE5 intrinsic insn.
3505 (sse5_pmacssww): Ditto.
3506 (sse5_pmacsdd): Ditto.
3507 (sse5_pmacssdd): Ditto.
3508 (sse5_pmacssdql): Ditto.
3509 (sse5_pmacssdqh): Ditto.
3510 (sse5_pmacsdqh): Ditto.
3511 (sse5_pmacsswd): Ditto.
3512 (sse5_pmacswd): Ditto.
3513 (sse5_pmadcsswd): Ditto.
3514 (sse5_pmadcswd): Ditto.
3515 (sse5_pcmov_<move>): Conditional move support on SSE5.
3516 (sse5_phaddbw): New SSE5 intrinsic insn.
3517 (sse5_phaddbd): Ditto.
3518 (sse5_phaddbq): Ditto.
3519 (sse5_phaddwd): Ditto.
3520 (sse5_phaddwq): Ditto.
3521 (sse5_phadddq): Ditto.
3522 (sse5_phaddubw): Ditto.
3523 (sse5_phaddubd): Ditto.
3524 (sse5_phaddubq): Ditto.
3525 (sse5_phadduwd): Ditto.
3526 (sse5_phadduwq): Ditto.
3527 (sse5_phaddudq): Ditto.
3528 (sse5_phsubbw): Ditto.
3529 (sse5_phsubwd): Ditto.
3530 (sse5_phsubdq): Ditto.
3531 (sse5_pperm): Ditto.
3532 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3533 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3534 (sse5_pperm_sign_v8hi_v4si): Ditto.
3535 (sse5_pperm_zero_v8hi_v4si): Ditto.
3536 (sse5_pperm_sign_v4si_v2di): Ditto.
3537 (sse5_pperm_sign_v4si_v2di): Ditto.
3538 (sse5_pperm_pack_v2di_v4si): Ditto.
3539 (sse5_pperm_pack_v4si_v8hi): Ditto.
3540 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3541 (sse5_perm<mode>): New SSE5 intrinsic insn.
3542 (rotl<mode>3): Ditto.
3543 (sse5_rotl<mode>3): Ditto.
3544 (sse5_ashl<mode>3): Ditto.
3545 (sse5_lshl<mode>3): Ditto.
3546 (sse5_frcz<mode>2): Ditto.
3547 (sse5s_frcz<mode>2): Ditto.
3548 (sse5_cvtph2ps): Ditto.
3549 (sse5_cvtps2ph): Ditto.
3550 (sse5_vmmaskcmp<mode>3): Ditto.
3551 (sse5_com_tf<mode>3): Ditto.
3552 (sse5_maskcmp<mode>3): Ditto.
3553 (sse5_maskcmp_uns<mode>3): Ditto.
3554 (sse5_maskcmp_uns2<mode>3): Ditto.
3555 (sse5_pcom_tf<mode>3): Ditto.
3557 * config/i386/predicates.md (const_0_to_31_operand): New predicate
3559 (sse5_comparison_float_operator): New predicate to match the
3560 comparison operators supported by the SSE5 com instruction.
3561 (ix86_comparison_int_operator): New predicate to match just the
3562 signed int comparisons.
3563 (ix86_comparison_uns_operator): New predicate to match just the
3564 unsigned int comparisons.
3566 * doc/invoke.texi (-msse5): Add documentation.
3567 (-mfused-madd): Ditto.
3569 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3571 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
3573 (x86_64-*-*): Ditto.
3575 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
3577 * config/i386/bmmintrin.h: New file, provide common x86 compiler
3578 intrinisics for SSE5.
3580 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
3583 * config/i386/mmintrin-common.h: New file, to contain common
3584 instructions between SSE4.1 and SSE5.
3586 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
3587 FOREACH_FUNCTION_ARGS to iterate over the argument list.
3588 (gen_regparm_prefix): Ditto.
3590 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
3591 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
3592 prototype_p to determine if a function is prototyped.
3594 2007-09-12 Janis Johnson <janis187@us.ibm.com>
3596 * config/dfp-bit.c (dfp_conversion_exception): New function.
3597 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
3598 (DFP_TO_INT): Ditto.
3599 (INT_TO_DFP): Ditto.
3600 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
3602 2007-09-12 Jakub Jelinek <jakub@redhat.com>
3605 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
3606 before sp restoration even when total_size is 0, but
3607 frame_pointer_needed.
3609 2007-09-12 Bob Wilson <bob.wilson@acm.org>
3611 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
3612 (xtensa_copy_incoming_a7): Use start_sequence instead of
3613 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
3614 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
3615 of the saveregs sequence.
3617 2007-09-12 Richard Sandiford <richard@codesourcery.com>
3619 * c-tree.h (grokfield): Add a "tree *" argument.
3620 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
3621 Chain nested decl attributes to it. Don't call decl_attributes here.
3622 (groktypename): Pass grokdeclarator a pointer to the attribute list.
3623 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
3624 (grokfield): Take a pointer to the decl's attributes and pass
3625 it to grokdeclarator.
3626 * c-parser.c (c_parser_struct_declaration): Update the calls to
3627 grokfield. Call decl_attributes for anonymous struct and union
3630 2007-09-12 Jan Hubicka <jh@suse.cz>
3632 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
3634 2007-09-12 Ira Rosen <irar@il.ibm.com>
3636 PR tree-optimization/32377
3637 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
3638 between positive and negative dependence distance using DDR_REVERSED_P.
3640 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
3642 PR tree-optimization/33373
3643 * tree-vect-analyze (vect_determine_vectorization_factor): Call
3644 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
3646 2007-09-12 Jan Hubicka <jh@suse.cz>
3649 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
3652 2007-09-12 Christian Bruel <christian.bruel@st.com>
3654 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
3655 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
3657 2007-09-12 Ira Rosen <irar@il.ibm.com>
3659 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
3660 for oprnd1 if not required.
3661 (vectorizable_operation): Use scalar operand in SLP in case of
3662 shift with scalar argument.
3664 2007-09-12 Ira Rosen <irar@il.ibm.com>
3666 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
3669 2007-09-11 James E. Wilson <wilson@specifix.com>
3671 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
3672 TARGET_UNWIND_INFO is defined.
3673 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
3676 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
3678 * config/sh/sh.c (calc_live_regs): Use
3679 current_function_saves_all_registers instead of
3680 current_function_has_nonlocal_label.
3681 (sh_allocate_initial_value): Likewise.
3682 (sh_get_pr_initial_val): Likewise.
3683 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
3684 * config/sh/sh.md (load_ra): Likewise.
3686 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
3688 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
3691 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
3692 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
3694 2007-09-12 Sa Liu <saliu@de.ibm.com>
3696 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
3697 operands to DFmode GE or LE compares.
3699 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3701 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
3702 REG_CLASS_NAMES): Add P0REGS.
3703 (REGNO_REG_CLASS): Return it where appropriate.
3704 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
3705 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
3706 * doc/md.texi (Blackfin family): Document 'q' constraints.
3708 2007-09-11 Steve Kenton <skenton@ou.edu>
3710 * pa/linux-unwind.h: Guard with inhibit_libc.
3711 * pa/hpux-unwind.h: Likewise.
3713 2007-09-11 David Daney <ddaney@avtrex.com>
3715 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
3716 * doc/install.texi: Document new --with-llsc and --without-llsc
3718 * config.gcc: Handle --with-llsc and --without-llsc configure options.
3719 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
3720 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
3722 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3723 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3724 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3725 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3726 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
3727 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
3728 * config/mips/mips.opt (mllsc): New option.
3729 * config/mips/mips.c (mips_llsc): Define variable.
3730 (mips_handle_option): Handle mllsc option.
3731 (override_options): Set mips_print_operand_punct for '|' and '-'.
3732 (print_operand): Add new %| and %- operand codes.
3733 * config/mips/mips.h (mips_llsc_setting): New enum type.
3734 (mips_llsc): Declare.
3735 (OPTION_DEFAULT_SPECS): Add llsc handling.
3736 (GENERATE_SYNC): New macro.
3737 (GENERATE_LL_SC): New macro.
3738 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3739 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3740 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
3741 in %| and %- operand codes.
3743 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
3745 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
3746 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
3748 2007-09-11 Jason Merrill <jason@redhat.com>
3751 * stor-layout.c (layout_decl): Do pack variable size fields.
3753 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
3755 * config/m68k/predicates.md (movsi_const0_operand,
3756 non_symbolic_call_operand): New predicates.
3758 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
3760 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
3761 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
3762 CW, CZ, CS, Ap and Ac.
3764 * config/m68k/m68k.md (UNSPEC_IB): New constant.
3765 (constraints.md): New include.
3766 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
3767 opx_mem, opy_mem, op_mem, guess, split): New attributes.
3768 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
3770 (pushdi): Add split.
3771 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
3772 attributes. Split tstsi_internal_68020_cf from it.
3773 (tstsi_internal_68020_cf): New pattern.
3774 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
3775 (tst<mode>_cf): Specify attributea.
3776 (cmpsi_cf): Name pattern. Specify attributes.
3777 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
3778 (pushexthisi_const): Fix to use alternatives. Specify
3780 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
3781 from it. Fix to use alternatives. Specify attributes.
3782 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
3783 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
3785 (movsf_cf_soft): Specify attributes.
3786 (movdf_cf_soft): Add split.
3787 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
3788 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
3789 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
3790 (truncdfsf2_68881): Name pattern. Specify attributes.
3791 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
3792 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
3793 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
3795 (addsi3_5200): Fix to use alternatives. Specify attributes.
3797 (add<mode>3_cf, subdi_dishl32): Specify attributes.
3798 (subsi3): Add alternative for subq.l. Specify attributes.
3799 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
3800 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
3802 (umulhisi3): Specify attributes.
3803 (mulhisisi3_z): Name pattern. Specify attributes.
3804 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
3805 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
3806 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
3807 bsetmemqi): Specify attributes.
3808 (bsetmemqi_ext): Name pattern. Specify attributes.
3809 (bclrmemqi): Specify attributes.
3810 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
3811 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
3813 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
3814 pattern. Specify attributes.
3815 (jump): Specify attributes.
3816 (tablejump_internal): Name pattern. Specify attributes.
3817 (call_value): Split into non_symbolic_call_value,
3818 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
3819 alternatives. Specify attributes.
3820 (non_symbolic_call_value, symbolic_call_value_jsr,
3821 symbolic_call_value_bsr): New patterns.
3822 (nop, return, unlink, indirect_jump): Specify attributes.
3823 (trap): Fix condition. Specify attributes.
3826 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
3827 (override_options): Initialize it. Initialize m68k_sched_cpu.
3828 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
3829 (const_method): Make global, rename to m68k_const_method.
3830 (const_int_cost, output_move_const_into_data_reg): Update.
3831 (output_move_double): Parametrize to emit rtl code, rename to
3833 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
3834 emit_movsi): New static functions.
3835 (output_move_double): New function with semantics of old
3837 (m68k_emit_move_double): New function.
3838 (m68k_sched_cpu): New variable.
3839 (attr_op_type): New enum.
3840 (sched_guess_p): New variable.
3841 (sched_address_type, sched_operand_type, sched_attr_op_type):
3842 New static functions.
3843 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
3844 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
3845 (sched_branch_type): New static variable.
3846 (m68k_sched_branch_type): New function.
3847 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
3848 (m68k_symbolic_call_var): Declare.
3849 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
3850 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
3851 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
3852 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
3855 2007-09-11 Jakub Jelinek <jakub@redhat.com>
3857 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
3858 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
3859 error if __builtin_va_arg_pack_len () wasn't optimized out during
3861 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
3862 with the number of inline's anonymous arguments.
3863 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
3865 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
3867 * fold-const.c (extract_muldiv_1): Do not simplify
3870 2007-09-11 Jan Hubicka <jh@suse.cz>
3872 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
3873 (TARGET_INTER_UNIT_CONVERSIONS): New.
3874 * i386.md (floatsi expanders): Remove redundant check for SImode
3875 source; offload to memory when asked for.
3876 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
3877 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
3879 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
3880 floatsidf2_mixed_memory, floatsidf2_sse_memory
3881 floatdisf2_mixed_memory, floatsisf2_sse_memory,
3882 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
3884 2007-09-11 Jan Hubicka <jh@suse.cz>
3886 * toplev.c (process_options): all frontends now do unit-at-a-time.
3887 * cgraphunit.c: update comments.
3888 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
3889 * c-decl.c (finish_function): use cgraph_add_new_function.
3890 * function.c (expand_function_end): We are always unit-at-a-time.
3892 2007-09-11 Richard Sandiford <richard@codesourcery.com>
3894 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
3895 settings for MIPS16.
3896 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
3898 2007-09-11 Richard Sandiford <richard@codesourcery.com>
3900 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
3901 SYMBOL_FORCE_TO_MEM constants.
3902 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
3903 (mips16_rewrite_pool_refs_info): New structure.
3904 (mips16_rewrite_pool_constant): New function, split out from...
3905 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
3906 mips16_rewrite_pool_refs_info structure rather than a pointer
3907 to a constant pool. Force force_to_mem_operands into memory.
3908 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
3909 * config/mips/predicates.md (force_to_mem_operand): New predicate.
3910 * config/mips/constraints.md (kf): New constraint.
3911 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
3912 (*movsi_mips16): Likewise.
3914 2007-09-11 Richard Sandiford <richard@codesourcery.com>
3915 Nigel Stephens <nigel@mips.com>
3916 David Ung <davidu@mips.com>
3918 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
3919 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
3920 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
3921 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
3922 (mips_zero_extend_cost): New functions.
3923 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
3924 Use the new functions. Tweak many cost estimates, both here
3925 and in the new subroutines. Return false when the cost of the
3926 operands has not been calculated. Check for *clear_upper32.
3927 Check for floating-point multiply-add, reciprocal and rsqrt
3928 patterns. Handle comparison and rotation codes.
3930 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
3932 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
3934 * config/i386/i386.c (get_dllimport_decl): Don't strip
3937 2007-09-10 Janis Johnson <janis187@us.ibm.com>
3940 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
3941 declarations to top.
3942 (DFP_TO_BFP): Use for either XFmode or TFmode.
3943 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
3945 * config/dfp-bit.h: Include float.h.
3946 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
3947 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
3948 which doesn't mean the same thing.
3949 (BFP_KIND): Use 4 to mean TFmode.
3950 (BFP_FMT): Specify the number of decimal digits based on the
3951 number of mantissa digits.
3952 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
3953 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
3954 (STR_TO_BFP): Use strtold for XFmode or TFmode.
3955 (TFtype): Define if TFmode is supported.
3956 * doc/libgcc.texi (Decimal float library routines): Document
3957 TF conversion functions.
3959 2007-09-10 Chao-ying Fu <fu@mips.com>
3961 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
3962 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3963 (mips_emit_compare): Process fixed-point modes.
3964 (mips_pad_arg_upward): Support fixed-point types.
3965 (override_options): Allow fixed-point modes in accumulators.
3966 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
3967 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
3968 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
3969 (mips_scalar_mode_supported_p): New function to accept fixed-point
3970 modes if the width is not greater than two BITS_PER_WORD.
3971 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
3972 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
3973 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
3974 LONG_LONG_ACCUM_TYPE_SIZE): Define.
3975 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
3977 ("IMODE"): New mode attribute.
3978 (mips-fixed.md): Include.
3979 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
3981 * config/mips/mips-fixed.md: New file.
3983 2007-09-11 Ben Elliston <bje@au.ibm.com>
3985 * config/spu/spu.md: Formatting fixes.
3987 2007-09-10 Janis Johnson <janis187@us.ibm.com>
3989 * config/dfp-bit.c (dfp_unary_func): Delete.
3990 (dfp_unary_op): Delete.
3991 (dfp_binary_op): Use decFloat functions instead of decNumber
3992 functions for binary operations.
3993 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
3994 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
3996 (dfp_compare_op): Use decFloat functions insteadof decNumber
3997 functions for comparisons.
3998 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
3999 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
4001 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
4002 call to dxx_binary_op and decFloat function.
4003 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
4004 calls to dxx_binary_op and decFloat function.
4005 * config/dfp-bit.h: Include decFloat header files.
4006 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
4007 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
4008 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
4009 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
4011 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
4012 Jan Sjodin <jan.sjodin@amd.com>
4014 * tree-vect-analyze.c (vect_analyze_operations): Change
4015 comparison of loop iterations with threshold to less than
4016 or equal to instead of less than. Reduce
4017 min_scalar_loop_bound by one.
4018 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4019 Change prologue and epilogue iterations estimate to vf/2,
4020 when unknown at compile-time. Change versioning guard
4021 cost to taken_branch_cost. If peeling for alignment is
4022 unknown at compile-time, change peel guard costs to one
4023 taken branch and one not-taken branch per peeled loop.
4024 If peeling for alignment is known but number of scalar loop
4025 iterations is unknown at compile-time, change peel guard
4026 costs to one taken branch per peeled loop. Change the cost
4027 model equation to consider vector iterations as the loop
4028 iterations less the prologue and epilogue iterations.
4029 Change outside vector cost check to less than or equal to
4030 zero instead of equal to zero.
4031 (vect_do_peeling_for_loop_bound): Reduce
4032 min_scalar_loop_bound by one.
4033 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
4034 TARG_COND_NOT_TAKEN_BRANCH_COST.
4035 * config/i386/i386.h (processor_costs): Add
4036 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
4037 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
4038 vec_align_load_cost, vect_unalign_load_cost,
4039 vec_store_cost, cond_taken_branch_cost,
4040 cond_not_taken_branch_cost.
4041 Define macros for x86 costs.
4042 * config/i386/i386.c:
4043 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
4044 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
4045 scalar_to_vec_cost, vec_align_load_cost,
4046 vect_unalign_load_cost, vec_store_cost,
4047 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
4048 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
4049 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
4050 core2_cost, generic64_cost, generic32_cost): Set to default
4052 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
4053 (x86_builtin_vectorization_cost): New.
4055 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4056 Ben Elliston <bje@au.ibm.com>
4058 * dfp.c: Include decimal128Local.h;
4059 (dfp_byte_swap): Remove.
4060 (encode_decimal32, decode_decimal32): Don't handle endianness.
4061 (encode_decimal64, decode_decimal64): Ditto.
4062 (encode_decimal128, decode_decimal128): Ditto.
4063 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
4065 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
4067 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
4068 * Makefile.in (DECNUM_H): Add decimal128Local.h.
4070 2007-09-10 David Daney <ddaney@avtrex.com>
4072 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
4074 (memory_barrier): Rewrote as an insn that clobbers memory.
4076 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4078 * config/mips/mips.c (mips_global_pointer): Check
4079 call_really_used_regs instead of call_used_regs.
4080 (mips_save_reg_p): Likewise. Save all call-saved registers
4081 if current_function_saves_all_registers. Fix indentation.
4082 No longer treat $18 as a special case.
4083 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
4085 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4087 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
4088 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
4089 the introductory comment.
4090 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4091 (override_options): Don't test for it.
4092 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4093 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
4094 * config/mips/vr.h: As for config/mips/sde.h.
4096 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4097 Revital Eres <eres@il.ibm.com>
4099 * target.h (struct gcc_target.sched): New field: sms_res_mii.
4100 (struct ddg): Define.
4101 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
4102 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
4103 * config/spu/spu.c: Include ddg.h.
4104 (TARGET_SCHED_SMS_RES_MII): Define.
4105 (spu_sms_res_mii): New function to calculate mii.
4106 * modulo-sched (res_MII): Use it.
4107 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
4109 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4111 * config/s390/s390.c (s390_dump_pool): Create copy of constant
4112 pool entries since they might hold values that must not be shared.
4114 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
4117 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
4118 Use 'N' operand constraint for op2.
4119 (lshr<mode>3): Ditto.
4120 (ashl<mode>3): Ditto.
4121 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
4122 (vec_shr_<mode>): Ditto.
4123 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
4124 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
4126 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4128 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
4129 Change mode macro in the last real_2expN parameter to uppercase.
4131 2007-09-10 Michael Matz <matz@suse.de>
4133 * tree-pass.h (pass_cselim): Declare new pass.
4134 * passes.c (init_optimization_passes): Link in pass_cselim.
4135 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
4136 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
4137 cond_store_replacement.
4138 (condstoretemp): New static variable.
4139 (cond_store_replacement): New function.
4140 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
4141 tree_ssa_phiopt_worker.
4142 (struct name_to_bb): New.
4143 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
4144 nt_init_block, nt_fini_block): New static functions.
4145 (seen_ssa_names, nontrap_set): New static variables.
4146 (gate_cselim, pass_cselim): Define new pass.
4147 * common.opt (ftree-cselim): New flag.
4148 * toplev.c (process_options): Set flag_tree_cselim if required.
4150 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
4152 * simplify-rtx.c (simplify_relational_operation_1): For recent
4153 canonicalization, don't recurse if op1 equals both PLUS arguments.
4155 2007-09-09 David Daney <ddaney@avtrex.com>
4157 * optabs.c (expand_sync_operation): Use plus insn if minus
4159 (expand_sync_fetch_operation): Ditto.
4161 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4163 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
4165 (*floatsisf2_sse_vector): Likewise.
4167 2007-09-09 Krister Walfridsson <cato@df.lth.se>
4169 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4171 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4173 * config/i386/i386.h (ix86_tune_indices): Rename
4174 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
4175 (TARGET_USE_VECTOR_CONVERTS): Updated.
4176 * config/i386/i386.c: Likewise.
4178 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
4179 Nigel Stephens <nigel@mips.com>
4181 * doc/invoke.texi (Overall Options): Add .sx file extension
4182 as a synonym for .S.
4183 * cppspec.c (known_suffixes): Likewise.
4184 * gcc.c (default_compilers): Likewise.
4186 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
4189 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
4190 * simplify-rtx.c (simplify_relational_operation_1): Add the
4191 canonicalization from i386.h.
4192 * doc/md.texi (Canonicalization of Instructions): Document it.
4194 2007-09-09 Jan Hubicka <jh@suse.cz>
4195 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4197 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
4198 (TARGET_USE_VECTOR_CONVERTS): New.
4199 * i386.md: New post-reload splitters for converting SF to DF and DF to
4201 (floatsi* expander): Special case vector conversions.
4202 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
4203 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
4204 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
4205 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4206 Disable when doing vector converts.
4207 (floatsi<mode>2_i387): Disable when
4208 * sse.md (vec_dupv2df): Export.
4209 * i386.c (ix86_tune_features): Enable SSE conversions.
4211 2007-09-09 Richard Guenther <rguenther@suse.de>
4213 * tree-ssa-operands.c (add_virtual_operand): Only mark
4214 stores as has_volatile_ops if alias information is not available.
4216 2007-09-09 Revital Eres <eres@il.ibm.com>
4218 * doc/contrib.texi: Add myself.
4220 2007-09-09 Ira Rosen <irar@il.ibm.com>
4222 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
4223 stmt_vinfo_set_outside_of_loop_cost): New functions.
4224 * tree-vect-transform.c (vect_get_cost_fields): Remove.
4225 (vect_model_simple_cost): Call
4226 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
4227 field instead of calling vect_get_cost_fields.
4228 (vect_model_store_cost, vect_model_load_cost): Likewise.
4230 2007-09-09 Revital Eres <eres@il.ibm.com>
4232 * config/rs6000/rs6000.c (paired_init_builtins): Add const
4233 declaration to bdesc_paired_preds variable.
4234 (paired_expand_builtin): Likewise.
4236 2007-09-09 Revital Eres <eres@il.ibm.com>
4238 * dbgcnt.def (sms_sched_loop): New counter.
4239 * modulo-sched.c: Use sms_sched_loop instead of
4240 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
4241 perform swing modulo scheduling on. Include dbgcnt.h.
4242 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
4243 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
4245 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
4247 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
4248 Substitute all uses with ...
4249 (MODEF): New mode iterator.
4251 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
4252 from pre-regalloc define_insn_and_split splitter pattern.
4253 (*fix_trunc<mode>_i387_1): Ditto.
4254 (*fistdi2_1): Ditto.
4255 (*fist<mode>2_1): Ditto.
4256 (frndintxf2_floor): Ditto.
4257 (*fist<mode>2_floor_1): Ditto.
4258 (frndintxf2_ceil): Ditto.
4259 (*fist<mode>2_ceil_1): Ditto.
4260 (frndintxf2_trunc): Ditto.
4261 (frndintxf2_mask_pm): Ditto.
4263 (prologue): Use (const_int 0) as never generated filler insn.
4265 (sibcall_epilogue): Ditto.
4266 (eh_return_si): Ditto.
4267 (eh_return_di): Ditto.
4269 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
4270 using MODEF mode iterator.
4271 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
4272 using MODEF mode iterator.
4273 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
4274 using MODEF mode iterator.
4275 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
4276 Macroize expander using MODEF mode iterator.
4278 (zero_extendsidi2): Remove operand constraints from expander.
4279 (smuldi3_highpart): Ditto.
4280 (indirect_jump): Ditto.
4283 * config/i386/sse.md (storentv4sf): Ditto.
4284 (storentv2df): Ditto.
4285 (storentv2di): Ditto.
4287 (sse2_cvtpd2ps): Ditto.
4288 (vec_interleave_highv16qi): Ditto.
4289 (vec_interleave_lowv16qi): Ditto.
4290 (vec_interleave_highv8hi): Ditto.
4291 (vec_interleave_lowv8hi): Ditto.
4292 (vec_interleave_highv4si): Ditto.
4293 (vec_interleave_lowv4si): Ditto.
4294 (vec_interleave_highv2di): Ditto.
4295 (vec_interleave_lowv2di): Ditto.
4296 (sse2_maskmovdqu): Ditto.
4297 * config/i386/mmx.md (mmx_maskmovq): Ditto.
4299 2007-09-09 Ira Rosen <irar@il.ibm.com>
4301 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
4302 (struct _slp_tree, struct _slp_instance): Define new data structures
4303 along macros for their access.
4304 (struct _loop_vec_info): Define new fields: strided_stores,
4305 slp_instances, and slp_unrolling_factor along macros for their access.
4306 (enum slp_vect_type): New.
4307 (struct _stmt_vec_info): Define new field, slp_type, and macros for
4309 (STMT_VINFO_STRIDED_ACCESS): New macro.
4310 (vect_free_slp_tree): Declare.
4311 (vectorizable_load): Add an argument of type slp_tree.
4312 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
4313 vectorizable_assignment): Likewise.
4314 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
4315 Declare (make extern).
4316 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4317 (new_loop_vec_info): Likewise.
4318 (destroy_loop_vec_info): Free memory allocated for SLP structures.
4319 * tree-vect-analyze.c: Include recog.h.
4320 (vect_update_slp_costs_according_to_vf): New.
4321 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
4322 functions. For not pure SLP stmts with strided access check that the
4323 group size is power of 2. Update the vectorization factor according to
4324 SLP. Call vect_update_slp_costs_according_to_vf.
4325 (vect_analyze_group_access): New.
4326 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
4327 (vect_free_slp_tree): New functions.
4328 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
4329 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
4330 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
4331 vect_detect_hybrid_slp): Likewise.
4332 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
4333 and vect_detect_hybrid_slp.
4334 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
4335 SLP costs into account.
4336 (vect_get_cost_fields): New function.
4337 (vect_model_simple_cost): Make extern, add SLP parameter and handle
4339 (vect_model_store_cost, vect_model_load_cost): Likewise.
4340 (vect_get_constant_vectors): New function.
4341 (vect_get_slp_vect_defs, vect_get_slp_defs,
4342 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
4343 vect_get_vec_defs): Likewise.
4344 (vectorizable_reduction): Don't handle SLP for now.
4345 (vectorizable_call): Don't handle SLP for now. Add argument to
4346 vect_model_simple_cost.
4347 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
4348 get SLPed and vectorized defs). Fix indentation and spacing.
4349 (vectorizable_assignment): Handle SLP.
4350 (vectorizable_induction): Don't handle SLP for now.
4351 (vectorizable_operation): Likewise.
4352 (vectorizable_type_demotion): Add argument to
4353 vect_model_simple_cost.
4354 (vectorizable_type_promotion): Likewise.
4355 (vectorizable_store, vectorizable_load): Handle SLP.
4356 (vectorizable_condition): Don't handle SLP for now.
4357 (vect_transform_stmt): Add a new argument for SLP. Check that there is
4358 no SLP transformation required for unsupported cases. Add SLP
4359 argument for supported cases.
4360 (vect_remove_stores): New function.
4361 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
4362 (vect_transform_loop): Schedule SLP instances.
4363 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
4365 2007-09-09 Andrew Haley <aph@redhat.com>
4367 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
4370 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
4372 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
4373 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
4374 Similar for what label_refs can go in the JUMP_TARGET field. Split
4375 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
4376 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
4377 REG_LABEL when replacing an operand with a LABEL_REF for a
4379 (subst_reloads): When replacing a LABEL_REG with a register,
4380 instead of generating a REG_LABEL note, assert that there already
4381 is one or that the label is a known target for the insn.
4382 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
4383 note, check the JUMP_LABEL field. Remove "else" after return.
4384 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
4385 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
4386 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
4387 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
4388 insns. Iterate over all notes; don't assume there's only one.
4389 * cse.c (recorded_label_ref): Adjust comment to refer to
4391 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
4392 insns, not just NONJUMP_INSN_P.
4393 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
4394 isn't a jump target.
4395 * jump.c (rebuild_jump_labels): Adjust head comment.
4396 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
4397 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
4398 (mark_all_labels): For JUMP_P insns without a target, check if the
4399 the target is noted on the previous nonjump insn.
4400 (mark_jump_label_1): New function, guts from mark_jump_label.
4401 <case IF_THEN_ELSE>: Handle first operand as a non-target when
4402 marking jump target labels.
4403 <case LABEL_REF>: Adjust for whether to generate a
4404 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
4405 For 'E' format rtl, iterate in descending element order.
4406 (delete_related_insns): Handle both REG_LABEL_TARGET and
4407 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
4408 reference count, delete and fallthrough. Move finding-next-
4409 non-deleted insn last in the function. Look at all INSN_P insns
4410 for REG_LABEL_OPERAND notes.
4411 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
4413 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
4414 JUMP_LABEL, output the INSN_UID of it.
4415 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
4416 and/or REG_LABEL_TARGET.
4417 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
4418 with jump.c copy by only adding notes for labels actually
4419 referenced in the insn.
4420 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
4421 usage count increment; handle all INSN_P trial insns.
4422 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
4424 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
4425 REG_LABEL_TARGET and REG_LABEL_OPERAND.
4426 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
4428 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
4429 JUMP_P insns and REG_LABEL_OPERAND everywhere.
4430 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
4431 on all INSN_P insns.
4432 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
4433 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
4434 REG_LABEL_OPERAND notes.
4435 * reload1.c (calculate_needs_all_insns): Adjust comments.
4436 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
4437 * config/alpha/alpha.md (split for load of an address into a
4438 four-insn sequence on Unicos/Mk): Adjust to use
4440 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
4442 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4445 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4446 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4447 FOR_BB_INSNS_SAFE instead of for loop.
4448 * cse.c (cse_extended_basic_block): Likewise.
4449 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4450 that the for loop does not invoke NEXT_INSN on a deleted insn.
4451 * function.c (instantiate_virtual_regs): Likewise.
4452 * lower-subreg.c (remove_retval_note): Likewise.
4453 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4455 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4457 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4458 insn, if it's a jump.
4459 (try_redirect_by_replacing_jump): New variable jump_p. Call
4460 tablejump_p before delete_insn_chain.
4461 * reload1.c (reload): New variable next. Make sure that the for
4462 loop does not invoke NEXT_INSN on a deleted insn.
4463 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4464 (delete_output_reload): New variable prev. Make sure the the for
4465 loops do not invoke PREV_INSN on a deleted insn.
4467 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4469 * pa/constraints.md: Remove 'X' from unused letters comment.
4471 2007-09-08 Richard Guenther <rguenther@suse.de>
4473 * tree-tailcall.c (find_tail_calls): If we don't have aliases
4474 computed check stmt_ann->references_memory instead of counting
4477 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
4479 * cse.c (fold_rtx): Use validate_unshare_change() instead of
4480 validate_change() in one more case.
4482 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
4484 PR tree-optimization/32283
4485 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
4486 estimated_loop_iterations.
4487 (determine_use_iv_cost_condition): Decrease cost of expressions
4488 used in iv elimination.
4490 2007-09-08 Richard Guenther <rguenther@suse.de>
4492 * tree-cfg.c (verify_gimple_expr): Avoid building new
4493 pointer types, use TYPE_POINTER_TO if available instead.
4495 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
4498 PR rtl-optimization/26449
4499 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
4500 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
4502 (mulv16qi3): Implement as define_insn_and_split pattern instead of
4503 define_expand. Split insn in split1 pass.
4506 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
4508 PR tree-optimization/33301
4509 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
4512 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
4514 PR tree-optimization/32183
4515 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
4517 * tree-ssa-reassoc.c: Include cfgloop.h.
4518 (is_reassociable_op): Add a loop argument and return true only
4520 (linearize_expr): Updated.
4521 (should_break_up_subtract): Likewise.
4522 (linearize_expr_tree): Likewise.
4523 (init_reassoc): Call loop_optimizer_init with
4524 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
4525 with CDI_DOMINATORS.
4526 (fini_reassoc): Call loop_optimizer_finalize.
4528 2007-09-07 Sterling Augustine <sterling@tensilica.com>
4530 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
4531 if there is no i-cache.
4533 2007-09-07 Richard Guenther <rguenther@suse.de>
4536 2007-09-06 Richard Guenther <rguenther@suse.de>
4538 PR tree-optimization/32586
4539 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4540 folding if nothing changed.
4541 (simplify_unary_expression): New function. Do tree combining
4542 on conversion like codes.
4543 (try_to_simplify): Call it.
4545 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4548 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
4549 (__gthread_active,__gthread_start, __gthread_active_init): New.
4550 * gthr-posix95.h: Likewise.
4552 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
4554 * function.h (struct function): Rename calls_unwind_init
4555 to saves_all_registers.
4556 (current_function_saves_all_registers): Renamed from
4557 current_function_calls_unwind_init.
4558 * reload1.c (reload): Set current_function_saves_all_registers.
4559 * except.c (expand_builtin_unwind_init): Likewise.
4560 * config/m68k/m68k.c (m68k_save_reg): Use
4561 current_function_saves_all_registers to save pic register.
4563 2007-09-07 Janis Johnson <janis187@us.ibm.com>
4565 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
4566 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
4568 Reapply reverted changes:
4570 2007-09-06 Jan Hubicka <jh@suse.cz>
4572 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
4575 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4577 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
4578 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
4580 2007-09-05 Janis Johnson <janis187@us.ibm.com>
4582 * optabs.c (expand_float): Convert unsigned integer as signed only
4583 if it provides sufficient accuracy; add mode argument to real_2expN.
4584 (expand_fix): Fix comment typos; extend binary float into mode
4585 wider than destination for converion to unsigned integer; add mode
4586 argument to real_2expN.
4587 * real.c (real_2expN): Add mode argument to special-case decimal
4589 * real.h (real_2expN): Ditto.
4590 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
4592 (fixed_from_string): Ditto.
4593 (fixed_to_decimal): Ditto.
4594 (fixed_convert_from_real): Ditto.
4595 (real_convert_from_fixed): Ditto.
4596 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
4597 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
4598 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
4599 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
4601 2007-09-07 Diego Novillo <dnovillo@google.com>
4603 * tree-flow.h (const_block_stmt_iterator): Remove.
4604 Update all users to use block_stmt_iterator.
4605 * tree-iterator.h (const_tree_stmt_iterator): Remove.
4606 Update all users to use tree_stmt_iterator.
4608 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
4610 * config/mips/mips.c (mips_set_current_function): Temporarily
4611 make this a no-op to fix bootstrap errors, pending rewrite.
4613 2007-09-07 Jan Hubicka <jh@suse.cz>
4615 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
4618 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
4620 PR tree-optimization/33299
4621 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
4622 uses for all relevant loop-exit phis, not just the first.
4624 2007-09-07 Richard Guenther <rguenther@suse.de>
4627 * tree-ssa-operands.c (access_can_touch_variable): An access
4628 of the form (*p)[0] can touch a variable of same size.
4630 2007-09-07 Jan Hubicka <jh@suse.cz>
4632 * passes.c (init_optimization_passes): Add simple dce and addressable
4634 * tree-ssa.c (execute_update_addresses_taken): New function.
4635 (pass_update_address_taken): New.
4636 * tree-ssa-dse.c (execute_simple_dse): New function.
4637 (pass_simple_dse): New.
4638 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
4640 2007-09-07 Tobias Burnus <burnus@net-b.de>
4643 * doc/invoke.texi: Fix -Wstrict-overflow= table.
4645 2007-09-07 Richard Guenther <rguenther@suse.de>
4648 2007-09-06 Richard Guenther <rguenther@suse.de>
4650 PR tree-optimization/32586
4651 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4652 folding if nothing changed.
4653 (simplify_unary_expression): New function. Do tree combining
4654 on conversion like codes.
4655 (try_to_simplify): Call it.
4657 2007-09-07 Richard Guenther <rguenther@suse.de>
4658 Uros Bizjak <ubizjak@gmail.com>
4660 PR tree-optimization/32821
4661 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
4662 NULL in the call to set_bb_stmt_list.
4664 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4666 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
4667 float calls here, rather than leaving some to the caller.
4668 Use call_internal_direct and call_value_internal_direct.
4669 * config/mips/mips.md (call_internal_direct): New pattern.
4670 (call_value_internal_direct): Likewise.
4672 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4674 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
4675 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
4677 (override_options): Set mips_base_move_loop_invariants.
4679 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4681 * config/mips/mips.opt (mcode-readable=): Move to keep list
4684 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4686 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
4687 and -mgpopt options. Adjust the -G documentation to match.
4688 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
4689 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
4690 function, split out from mips_classify_symbol. Return false for
4691 !TARGET_LOCAL_SDATA.
4692 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
4693 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
4694 (override_options): Check whether the -mgpopt setting is consistent
4695 with the other flags.
4696 (symbolic_expression_p): Delete.
4697 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
4698 and default_elf_select_rtx_section.
4699 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
4700 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
4701 external data and TARGET_EXTERN_SDATA.
4703 2007-09-07 Tobias Burnus <burnus@net-b.de>
4706 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
4708 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4710 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4711 FOR_BB_INSNS_SAFE instead of for loop.
4712 * cse.c (cse_extended_basic_block): Likewise.
4713 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4714 that the for loop does not invoke NEXT_INSN on a deleted insn.
4715 * function.c (instantiate_virtual_regs): Likewise.
4716 * lower-subreg.c (remove_retval_note): Likewise.
4717 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4719 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4721 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4722 insn, if it's a jump.
4723 (try_redirect_by_replacing_jump): New variable jump_p. Call
4724 tablejump_p before delete_insn_chain.
4725 * reload1.c (reload): New variable next. Make sure that the for
4726 loop does not invoke NEXT_INSN on a deleted insn.
4727 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4728 (delete_output_reload): New variable prev. Make sure the the for
4729 loops do not invoke PREV_INSN on a deleted insn.
4731 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
4733 * cgraphbuild.c (rebuild_cgraph_edges): Export.
4734 * cgraph.h (rebuild_cgraph_edges): Declare.
4735 * tree-pass.h (pass_expand_omp_ssa): New.
4736 * omp-low.c (find_omp_clause): Export.
4737 (copy_var_decl): Split from omp_copy_decl_2.
4738 (build_omp_barrier): Return the call to emit instead of emitting
4740 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
4742 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
4743 expand_omp_for_generic, expand_omp_for_static_nochunk,
4744 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
4745 Adapted to work on SSA form.
4746 (execute_expand_omp): Do not invalidate dominance information.
4747 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
4748 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
4749 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
4751 (force_gimple_operand): Allow gimplifying code expressions without
4753 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
4754 * common.opt (fopenmp-ssa): New.
4755 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
4756 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
4757 * tree-cfg.c: Include tree-inline.h.
4758 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
4759 (replace_by_duplicate_decl, replace_ssa_name,
4760 mark_virtual_ops_in_region): New functions.
4761 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
4762 to work on SSA form.
4763 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
4764 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
4767 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4769 * tree-loop-linear.c: Include obstack.h.
4770 (linear_transform_loops): New obstack lambda_obstack.
4771 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
4772 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
4773 and free afterwards.
4774 * lambda.h (struct obstack): New forward declaration.
4775 (lambda_linear_expression_new): New parameter of type struct
4777 (lambda_loopnest_new): Likewise.
4778 (lambda_loopnest_transform): Likewise.
4779 (lambda_body_vector_new): Likewise.
4780 (lambda_body_vector_compute_new): Likewise.
4781 (gcc_loopnest_to_lambda_loopnest): Likewise.
4782 (lambda_loopnest_to_gcc_loopnest): Likewise.
4783 * lambda-code.c: Include obstack.h.
4784 (lambda_lattice_new): New parameter lambda_obstack. Use it for
4786 (lambda_body_vector_new): Likewise.
4787 (lambda_linear_expression_new): Likewise.
4788 (lambda_lattice_new): Likewise.
4789 (lambda_loopnest_new): Likewise. Additionally use obstack to
4790 allocate LN_LOOPS(ret).
4791 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
4792 it to lambda_lattice_new.
4793 (lambda_body_vector_compute_new): New parameter lambda_obstack.
4794 Pass it to lambda_body_vector_new.
4795 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
4796 it to lambda_lattice_new.
4797 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
4798 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
4799 (lambda_compute_target_space): Likewise.
4800 (lambda_compute_auxillary_space): New parameter lambda_obstack.
4801 Pass it to lambda_lattice_compute_base and
4802 compute_nest_using_fourieer_motzkin.
4803 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
4804 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
4805 and lambda_lattice_compute_target_space.
4806 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
4807 Pass it to lambda_linear_expression_new.
4808 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
4809 to gcc_tree_to_linear_expression.
4810 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
4811 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
4812 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
4813 Pass it to lambda_body_vector_new and
4814 lambda_body_vector_compute_new.
4815 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
4816 (lambda-code.o): Likewise.
4818 2007-09-06 Chao-ying Fu <fu@mips.com>
4820 * ginclude/stdfix.h: New file.
4821 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
4822 (convert.o): Add dependence on fixed-value.h.
4823 * c-convert.c (convert): Support FIXED_POINT_TYPE.
4824 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
4825 to define fixed-point constants.
4826 (c_cpp_builtins): Define fixed-point constants.
4827 * convert.c (fixed-value.h): New include.
4828 (convert_to_real): Update comment to include fixed-point.
4829 Support FIXED_POINT_TYPE.
4830 (convert_to_integer): Update comment to include fixed-point.
4831 Support FIXED_POINT_TYPE.
4832 (convert_to_complex): Support FIXED_POINT_TYPE.
4833 (convert_to_fixed): New function.
4834 * convert.h (convert_to_fixed): Declare.
4835 * genopinit.c: Add comment about $Q for only fixed-point modes.
4836 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
4837 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
4838 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
4839 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
4840 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
4841 usneg_optab for fixed-point modes.
4842 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
4844 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
4845 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
4846 unsigned saturation optabs, when type is saturating.
4847 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
4848 (expand_fixed_convert): New function.
4849 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
4850 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
4851 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
4852 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
4853 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
4854 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
4856 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
4857 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
4858 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
4859 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
4860 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
4862 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
4863 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
4864 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
4865 fractuns, satfractuns.
4866 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
4867 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
4868 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
4869 OTI_ssmsub_widen, OTI_usmsub_widen.
4870 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
4871 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
4872 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
4873 umsub_widen_optab, usmsub_widen_optab): Define.
4874 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
4876 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
4878 (expand_fixed_convert): Declare.
4879 * expr.c (convert_move): Support the move of fixed-point modes.
4880 (emit_move_insn_1): Handle fixed-point mode to move via integer.
4881 (categorize_ctor_elements_1): Handle FIXED_CST.
4882 (count_type_elements): Handle FIXED_POINT_TYPE.
4883 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
4884 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4886 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
4887 multiply and add/subtract for fixed-point types.
4888 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
4889 mode, we jump to binop directly.
4890 Support FIXED_CONVERT_EXPR.
4891 (do_store_flag): Check FIXED_CST to put a constant second.
4892 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
4893 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4894 (const_vector_from_tree): Support FIXED_CST.
4895 * doc/extend.texi (Fixed-Point): New node.
4896 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
4897 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
4898 satfract, fractuns, satfractuns): Document them.
4900 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4902 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
4903 addresses into I registers.
4905 2007-09-06 Jan Hubicka <jh@suse.cz>
4906 Andreas Tobler <a.tobler@schweiz.org>
4908 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
4910 (machopic_legitimize_pic_address): Likewise.
4912 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4913 Jan Hubicka <jh@suse.cz>
4915 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
4916 instead of ufloat_optab->handlers directly.
4917 (floatdidf2): Likewise.
4919 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
4921 * config/mips/mips.c: Include diagnostic.h.
4922 (mips_set_current_function): Check errorcount and sorrycount
4923 before generating RTL.
4925 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4928 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
4929 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
4930 (print_operand_reloc): Likewise.
4932 2007-09-06 Janis Johnson <janis187@us.ibm.com>
4936 2007-09-06 Jan Hubicka <jh@suse.cz>
4938 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
4941 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4943 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
4944 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
4946 2007-09-05 Janis Johnson <janis187@us.ibm.com>
4948 * optabs.c (expand_float): Convert unsigned integer as signed only
4949 if it provides sufficient accuracy; add mode argument to real_2expN.
4950 (expand_fix): Fix comment typos; extend binary float into mode
4951 wider than destination for converion to unsigned integer; add mode
4952 argument to real_2expN.
4953 * real.c (real_2expN): Add mode argument to special-case decimal
4955 * real.h (real_2expN): Ditto.
4956 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
4958 (fixed_from_string): Ditto.
4959 (fixed_to_decimal): Ditto.
4960 (fixed_convert_from_real): Ditto.
4961 (real_convert_from_fixed): Ditto.
4962 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
4963 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
4964 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
4965 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
4967 2007-09-06 Tom Tromey <tromey@redhat.com>
4969 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
4970 * c-pch.c (c_common_read_pch): Restore current location after
4972 * tree.c (expand_location): Update.
4973 (expr_filename): Changed return type. Unified the two cases.
4974 (expr_lineno): Likewise.
4975 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
4977 * toplev.c (line_table): Changed type.
4978 (general_init): Update.
4979 (realloc_for_line_map): New function.
4980 (general_init): Allocate line_table using GC.
4981 * fix-header.c (line_table): Changed type.
4982 (read_scan_file): Update.
4983 (read_scan_file): Update.
4984 * c-ppoutput.c (maybe_print_line): Update.
4985 (print_line): Update.
4986 (cb_line_change): Update.
4987 (cb_define): Update.
4988 (pp_file_change): Update.
4989 * c-opts.c (c_common_init_options): Update.
4990 (finish_options): Update.
4991 (push_command_line_include): Update.
4992 * c-lex.c (cb_line_change): Update.
4993 (cb_def_pragma): Update.
4994 (cb_define): Update.
4996 (c_lex_with_flags): Use cpp_get_token_with_location.
4997 * input.h (line_table): Changed type.
4998 (location_from_locus): New macro.
4999 * tree.h (EXPR_FILENAME): No longer an lvalue.
5000 (EXPR_LINENO): Likewise.
5001 (expr_locus, set_expr_locus): Declare separately for
5002 USE_MAPPED_LOCATION.
5003 (expr_filename, expr_lineno): Changed return type.
5004 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
5005 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
5006 (expand_gimple_basic_block): Likewise.
5007 * final.c (final_scan_insn): Use expanded_location.
5009 2007-09-06 Richard Guenther <rguenther@suse.de>
5011 PR tree-optimization/32586
5012 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5013 folding if nothing changed.
5014 (simplify_unary_expression): New function. Do tree combining
5015 on conversion like codes.
5016 (try_to_simplify): Call it.
5017 * builtins.c (fold_builtin_cexp): Fold the built expressions.
5018 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
5020 2007-09-06 Jan Hubicka <jh@suse.cz>
5023 * cse.c (fold_rtx): Avoid invalid sharing.
5025 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5027 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5028 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5030 2007-09-06 Revital Eres <eres@il.ibm.com>
5032 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5033 Fix offsettable memory reference for 750CL.
5035 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
5037 * reload.c (find_reloads_address_1): Try to preserve original
5038 base/index regclass of operands.
5039 * regrename.c (scan_rtx_address): Likewise.
5040 (replace_oldest_value_addr): Likewise.
5042 2007-09-06 Richard Guenther <rguenther@suse.de>
5044 PR tree-optimization/33302
5045 * domwalk.c (walk_dominator_tree): The exit block is
5046 interesting even if it is not reachable.
5048 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5051 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
5053 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
5055 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
5058 2007-09-05 Ian Lance Taylor <iant@google.com>
5060 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
5062 (dump_generic_node): Likewise.
5063 * print-rtl.c (print_decl_name): Likewise.
5064 * print-tree.c (print_node_brief): Likewise.
5065 (print_node): Likewise.
5066 * Makefile.in (RTL_BASE_H): Add alias.h.
5069 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
5071 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
5073 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
5074 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
5076 2007-09-06 Jie Zhang <jie.zhang@analog.com>
5078 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
5079 (tm_defines): Define UCLIBC_DEFAULT to 1.
5080 (extra_options): Add linux.opt.
5081 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5082 (CRT_CALL_STATIC_FUNCTION): Likewise.
5083 (NO_IMPLICIT_EXTERN_C): Likewise.
5084 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5085 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
5086 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5087 (ENDFILE_SPEC): Don't define.
5088 (LIB_SPEC): Likewise.
5089 (CRT_CALL_STATIC_FUNCTION): Likewise.
5090 (NO_IMPLICIT_EXTERN_C): Likewise.
5091 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
5092 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5094 2007-09-06 Jan Hubicka <jh@suse.cz>
5096 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5099 2007-09-06 Jan Hubicka <jh@suse.cz>
5101 * opts.c (common_handle_option): Enable inlining functions for
5104 2007-09-06 Jakub Jelinek <jakub@redhat.com>
5106 * builtin-attrs.def (ATTR_NONNULL_3): New.
5107 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
5108 ATTR_NOTHROW_NONNULL_##FA.
5109 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
5110 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
5111 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
5112 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
5113 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
5114 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
5115 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
5117 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
5118 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
5119 ATTR_FORMAT_NOTHROW_3_4): Remove.
5120 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
5121 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
5122 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
5123 instead of ATTR_FORMAT_*_*.
5125 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
5127 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
5128 parts re-used for REG_FRAME_RELATED_EXPR.
5130 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5132 * optabs.c (expand_float): Convert unsigned integer as signed only
5133 if it provides sufficient accuracy; add mode argument to real_2expN.
5134 (expand_fix): Fix comment typos; extend binary float into mode
5135 wider than destination for converion to unsigned integer; add mode
5136 argument to real_2expN.
5137 * real.c (real_2expN): Add mode argument to special-case decimal
5139 * real.h (real_2expN): Ditto.
5140 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5142 (fixed_from_string): Ditto.
5143 (fixed_to_decimal): Ditto.
5144 (fixed_convert_from_real): Ditto.
5145 (real_convert_from_fixed): Ditto.
5146 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5147 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5148 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5149 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5151 2007-09-05 Ian Lance Taylor <iant@google.com>
5153 * init-regs.c (initialize_uninitialized_regs): Call
5154 emit_insn_before rather than add_insn_before.
5156 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5158 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
5159 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
5160 * tree-inline.h (copy_body_data): Add call_expr field.
5161 * tree-inline.c (expand_call_inline): Initialize call_expr.
5162 (copy_bb): Append anonymous inline fn arguments to arguments
5163 when inlining a CALL_EXPR_VA_ARG_PACK call.
5164 * builtins.c (expand_builtin): Issue an error if
5165 BUILT_IN_VA_ARG_PACK is seen during expand.
5166 (fold_call_expr, fold_builtin_call_array): Don't fold
5167 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
5168 __builtin_va_arg_pack () call as last argument.
5169 * gimplify.c (gimplify_call_expr): If last argument to a vararg
5170 function is __builtin_va_arg_pack (), decrease number of call
5171 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
5172 * expr.c (expand_expr_real_1): Issue an error if
5173 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
5174 * tree-pretty-print.c (dump_generic_node): Handle printing
5175 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
5176 * doc/extend.texi (__builtin_va_arg_pack): Document.
5178 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
5180 PR tree-optimization/21513
5181 * builtins.c (build_builtin_expect_predicate): New function.
5182 (fold_builtin_expect): Add argument for expected value.
5183 Distribute __builtin_expect over short-circuiting operations.
5184 Fold nested builtin_expects.
5185 (fold_builtin_2): Adjust call to fold_builtin_expect.
5187 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
5190 PR tree-optimization/13756
5191 * doc/invoke.texi (Options That Control Optimization): Document
5194 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
5196 * gcc/config/i386/cpuid.h: New file.
5197 * gcc/config/i386/driver-i386.c: Include cpuid.h.
5198 (describe_cache): Shrink size and line strings to 100 bytes.
5199 (detect_caches_amd): Return "" for unsupported max_ext_level.
5200 Use __cpuid function.
5201 (detect_caches_intel): Return "" for unsupported max_level.
5202 Use __cpuid function.
5203 (host_detect_local_cpu): Change feature flag variables to
5204 unsigned int. Initialize only extended feature flag variables.
5205 Use __get_cpuid_max to determine max supported cpuid level.
5206 Use __cpuid function to determine supported features. Fix
5207 calculation of family id. Remove is_amd and check signature
5208 directly. Check for Geode signature. Handle family 4 id.
5209 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
5210 cpu discovery code to lower part of the function.
5211 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
5212 for sub-architecture.
5213 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
5214 [PROCESSOR_K8]: Add k8-sse3 architecture.
5215 [PROCESSOR_NOCONA]: Remove.
5216 [PROCESSOR_GENERIC64]: Ditto.
5217 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
5218 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
5219 to check for SSE and FXSAVE support.
5220 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
5221 Add -minline-all-stringops.
5222 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
5223 (x86_64-*-*): Ditto.
5225 2007-09-05 Jie Zhang <jie.zhang@analog.com>
5227 * config/bfin/linux-unwind.h: New file.
5228 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
5229 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
5231 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5233 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
5234 * stmt.c: Include alloc-pool.h.
5235 (struct case_node): Remove GTY marker.
5236 (add_case_node): New parameter case_node_pool. Use it for
5238 (expand_case): New allocation pool case_node_pool. Initialize it,
5239 pass to add_case_node and free it.
5241 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5242 David Ung <davidu@mips.com>
5243 Nigel Stephens <nigel@mips.com>
5245 Add mips16/nomips16 function attributes and -mflip-mips16 option
5246 for testing mixed-mode compilation.
5248 * config/mips/mips.opt (mflip-mips16): New.
5250 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
5251 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
5253 * config/mips/mips.c (mips_base_target_flags): New.
5254 (mips_base_mips16): New.
5255 (mips_base_schedule_insns): New.
5256 (mips_base_reorder_blocks_and_partition): New.
5257 (mips_base_align_loops): New.
5258 (mips_base_align_jumps): New.
5259 (mips_base_align_functions): New.
5260 (mips16_flipper): New.
5261 (mips_attribute_table): Add "mips16" and "nomips16" entries.
5262 (TARGET_SET_CURRENT_FUNCTION): Define.
5263 (mips_mips16_type_p, mips_nomips16_type_p): New.
5264 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
5265 (mips_function_ok_for_sibcall): Make it deal with functions with
5267 (mips_init_split_addresses): New, split out from override_options.
5268 (mips_init_relocs): New, split out from override_options.
5269 (was_mips16_p): New.
5270 (mips_set_mips16_mode): New, split out from override_options.
5271 (mips_set_current_function): New.
5272 (override_options): Add sorry for unsupported mips16/pic
5273 combination. Remove error for mips16/dsp combination. Save
5274 base option settings.
5275 (mips_file_start): Move mips16 mode setting output from here....
5276 (mips_output_function_prologue): ....to here.
5277 (mips_output_mi_thunk): Check for mips16 function.
5278 (build_mips16_function_stub): Don't set .mips16 here.
5279 (build_mips16_call_stub): Likewise.
5280 (mips_expand_builtin): Error in mips16 mode.
5281 (mips_use_mips16_mode_p): New.
5282 (mips_encode_section_info): Check for mips16 function, and set
5283 SYMBOL_REF_FLAGS accordingly.
5285 * doc/extend.texi (Function Attributes): Document new
5286 mips16/nomips16 attributes.
5287 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
5288 (MIPS Options): Document -mflip-mips16.
5290 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5292 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
5293 if we encounter TLS address in MIPS16 mode.
5294 (mips_legitimize_const_move): Check cannot_force_const_mem for
5295 the (const (plus symbol offset)) case; this forces invalid TLS
5296 address in MIPS16 mode to be caught by the above call to sorry.
5297 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
5298 because that now enables emutls, which is not ABI compatible
5299 with native TLS in non-MIPS16 mode.
5301 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5303 Add target hook invoked when cfun changes.
5305 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
5306 * target.h (struct gcc_target): Add set_current_function.
5307 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
5308 (TARGET_INITIALIZER): Add initializer for set_current_function.
5309 * tree.h (push_struct_function): New.
5310 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
5312 (set_cfun): Declare.
5313 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
5315 (push_function_context_to): Use allocate_struct_function
5316 to create null context, not init_dummy_function_start. Use set_cfun.
5317 (pop_function_context_from): Use set_cfun.
5318 (in_dummy_function): New.
5319 (invoke_set_current_function_hook): New.
5321 (push_cfun, pop_cfun): Use set_cfun.
5322 (push_struct_function): New.
5323 (allocate_struct_function): Call invoke_set_current_function_hook
5325 (prepare_function_start): Don't set cfun here. Remove unused
5326 argument; fix all callers.
5327 (init_dummy_function_start): Fiddle with in_dummy_function. Call
5328 push_struct_function.
5329 (init_function_start): Set cfun here.
5330 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
5331 * omp-low.c (create_omp_child_function): Use push_struct_function
5332 and pop_cfun to save/restore state.
5333 (expand_omp_parallel): Remove unused saved_cfun variable.
5334 * cgraphunit.c (ipa_passes): Use set_cfun.
5335 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
5336 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
5337 * matrix-reorg.c (transform_allocation_sites): Likewise.
5338 (matrix_reorg): Use set_cfun.
5339 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
5340 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
5341 assignment to cfun; use set_cfun for the other.
5342 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
5343 (dump_function_to_file): Use push_cfun/pop_cfun here.
5344 * c-decl.c (finish_function): Use set_cfun.
5346 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5348 * regrename.c (rerename_optimize): Use deferred rescanning and
5349 insert explicit calls to rescan insns when changed.
5351 2007-09-05 Jan Hubicka <jh@suse.cz>
5353 * optabs.c (libfunc_entry): Change optab to integer.
5354 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
5355 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
5356 of pointers for hashing.
5358 2007-09-05 Jan Hubicka <jh@suse.cz>
5360 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
5362 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
5363 * see.c (pass_see): Likewise.
5364 * tracer.c (pass_tracer): Likewise.
5365 * postreload-gcse.c (pass_gcse2): Likewise.
5366 * postreload.c (pass_postreload_cse): Likewise.
5367 * mode-switching.c (pass_mode_switching): Likewise.
5368 * modulo-sched.c (pass_sms): Likewise.
5369 * cse.c (cse_insn): Likewise.
5370 * web.c (pass_web): Likweise.
5371 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
5372 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
5373 * loop-init.c (pass_rtl_loop_init): Likewise.
5374 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
5375 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
5376 * global.c (pass_global_alloc): Likewise.
5377 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
5378 pass_if_after_reload): Likewise.
5379 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
5380 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
5381 * regmove.c (pass_regmove): Likewise.
5382 * function.c (pass_thread_prologugues_epilogues): Likewise.
5383 * gcse.c (pass_gcse): Likewise.
5384 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
5385 * lower-subreg.c (pass_lower_subreg2): Likewise.
5386 * bt-load.c (pass_branch_target_load): Likewise.
5387 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
5388 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
5389 * combine.c (pass_combine): Likewise.
5390 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
5391 (pass_partition_blocks): Likewise.
5392 * var-tracking.c (pass_variable_track): Likewise.
5393 * reg-stack.c (pass_stack_regs_run): Likewise.
5394 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
5395 * passes.c (pass_postreload): Likewise.
5396 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
5397 * tree-pass.h (TODO_verify_rtl_sharing): New.
5398 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
5399 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
5400 TODO_set_props, TODO_df_finish, TODO_df_verify,
5401 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
5403 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5405 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
5406 fold_real_zero_addition_p, reorder_operands_p,
5407 div_if_zero_remainder, fold_undefer_overflow_warnings,
5408 int_binop_types_match_p, fold_convert_const_int_from_int,
5409 fold_convert_const_int_from_real,
5410 fold_convert_const_int_from_fixed,
5411 fold_convert_const_real_from_real,
5412 fold_convert_const_real_from_fixed,
5413 fold_convert_const_fixed_from_fixed,
5414 fold_convert_const_fixed_from_int,
5415 fold_convert_const_fixed_from_real, maybe_lvalue_p,
5416 fold_checksum_tree, fold_check_failed, print_fold_checksum,
5417 debug_fold_checksum, multiple_of_p): Constify.
5418 * tree-flow-inline.h (get_lineno): Likewise.
5419 * tree-flow.h (get_lineno): Likewise.
5420 * tree-object-size.c (compute_object_offset, addr_object_size,
5421 alloc_object_size, pass_through_call): Likewise.
5422 * tree-pretty-print.c (op_symbol, print_call_name,
5423 print_struct_decl, do_niy): Likewise.
5424 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
5425 debug_fold_checksum): Likewise.
5427 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
5430 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
5431 note, remove the associated REG_RETVAL note.
5433 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5435 * config.gcc (powerpc*-*-*): Install
5436 spu2vmx.h, vec_types.h, and si2vmx.h headers.
5437 * config/rs6000/spu2vmx.h: New header.
5438 * config/rs6000/si2vmx.h: New header.
5439 * config/rs6000/vec_types.h: New header.
5441 2007-09-05 Ben Elliston <bje@au.ibm.com>
5443 * varasm.c (initializer_constant_valid_p): Fix comment typo.
5445 2007-09-05 Ben Elliston <bje@au.ibm.com>
5447 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
5449 (__stdcx): Make asm volatile.
5450 (__stwcx, __stdcx): Return only 0 or 1.
5452 2007-09-05 Jan Hubicka <jh@suse.cz>
5456 2007-09-04 Jan Hubicka <jh@suse.cz>
5457 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
5459 2007-09-04 Richard Guenther <rguenther@suse.de>
5460 * tree-ssa-operands.c (add_virtual_operand): Only mark
5461 stores as has_volatile_ops if alias information is not available.
5463 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5465 * config/rs6000/tramp.asm: Include config.h.
5466 Check __PIC__ or __pic__ macro instead of SHARED.
5468 PR rtl-optimization/32300
5469 * see.c (see_copy_insn): New function.
5470 (see_def_extension_not_merged, see_merge_one_use_extension,
5471 see_merge_one_def_extension): Use it. Avoid changing
5472 PREV_INSN/NEXT_INSN chains directly, insted emit insns
5473 into sequences. Call df_insn_delete on temporary insns
5474 that won't be emitted into the insn stream.
5475 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
5476 and run df_process_deferred_rescans () before run_fast_dce.
5478 PR tree-optimization/33017
5479 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
5480 recurse for pure or const function calls.
5482 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5484 * c-format.c: Include alloc-pool.h.
5485 (check_format_info_main): New argument fwt_alloc. Use allocation
5486 pool instead of GC. Remove GC deallocation code.
5487 (check_format_arg): Create allocation pool, pass it to
5488 check_format_info_main and free it afterwards.
5489 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
5491 2007-09-05 Ben Elliston <bje@au.ibm.com>
5493 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
5494 Rename count macro arugment for clarity.
5495 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
5496 (__protected_stream_set): Likewise, pass 0.
5498 2007-09-04 Jan Hubicka <jh@suse.cz>
5500 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
5502 2007-09-04 Jan Hubicka <jh@suse.cz>
5504 * invoke.texi (-finline-small-functions): Document.
5505 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
5506 when deciding what is inlinable.
5507 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
5508 (cgraph_decide_inlining_of_small_function): Handle new flags.
5509 (cgraph_decide_inlining_incrementally): Likewise.
5510 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
5511 * common.opt (finline-small-functions): New.
5512 * Makefile.in (build/gengtype.o-warn): Work around PR29478
5514 2007-09-04 Richard Guenther <rguenther@suse.de>
5516 * tree-ssa-operands.c (add_virtual_operand): Only mark
5517 stores as has_volatile_ops if alias information is not available.
5519 2007-09-04 Andrew Haley <aph@redhat.com>
5521 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
5523 2007-09-04 Andrew Haley <aph@redhat.com>
5525 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
5526 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
5527 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
5529 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
5532 * common.opt: Mention ABI version 2 in comment.
5534 2007-09-04 Jan Hubicka <jh@suse.cz>
5536 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
5537 (libfunc_entry): New structure.
5538 (libfunc_hash): New hashtable.
5539 (hash_libfunc): New function.
5540 (eq_libfunc): New function.
5541 (convert_optab_libfunc): New function.
5542 (optab_libfunc): New function.
5543 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
5544 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
5545 expand_float, expand_fix, new_optab, new_convert_optab):
5546 Update for new libfunc API.
5547 (init_libfunc, init_integral_libfuncs,
5548 init_floating_libfuncs, init_interclass_conv_libfuncs
5549 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
5550 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
5551 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5552 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
5553 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
5554 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
5555 gen_extend_conv_libfunc): New.
5556 (init_one_libfunc): Revamp for hashtables.
5557 (set_conv_libfunc): Likewise.
5558 (init_optabs): Initialize hashtable; use lazy initialization where
5560 * optabs.h (optab_handlers): Move out of GGC.
5561 (optab, convert_optab): Move out of GGC; add lazy gen info.
5562 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
5563 (optab_libfunc, convert_optab_libfunc): New.
5564 * builtins.c (expand_builtin_powi): Update for new API.
5565 * expr.c (convert_move): Likewise.
5566 * expmed.c (expand_divmod): Likewise.
5568 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
5570 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
5571 GOT pointer only if there is a constant pool. Use the allocated space
5574 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
5576 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
5579 2007-09-04 Revital Eres <eres@il.ibm.com>
5580 Richard Guenther <rguenther@suse.de>
5581 R. Clint Whaley <whaley@cs.utsa.edu>
5583 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
5585 * tree-tailcall.c (process_assignment): Use -fassociative-math
5586 when reodering operands of floating-point type.
5587 * fold-const.c (fold_comparison, fold_binary): Use
5588 -fassociative-math and -freciprocal-math instead of
5589 -funsafe-math-optimization flag.
5590 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
5591 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
5592 -freciprocal-math instead of -funsafe-math-optimizations.
5593 * opts.c (set_fast_math_flags): Set -freciprocal-math and
5594 -fassociative-math when -ffast-math is set.
5595 (set_unsafe_math_optimizations_flags): New Function
5596 to set -freciprocal-math and -fassociative-math when
5597 -funsafe-math-optimizations is set.
5598 (common_handle_option): Call it.
5599 * tree-vectorizer.c (vect_is_simple_reduction): Use
5600 -fassociative-math when doing reduction on floats.
5601 * loop-unroll.c (analyze_insn_to_expand_var): Use
5602 -fassociative-math when expanding an accumulator of type float.
5603 * simplify-rtx.c (simplify_binary_operation_1): Use
5604 -fassociative-math and -freciprocal-math when reordeing operands
5605 of floating-point type.
5606 * combine.c (combine_simplify_rtx): Likewise.
5607 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
5609 * common.opt (-fassociative-math, -freciprocal-math): New flags.
5611 2007-09-04 Paolo Carlini <pcarlini@suse.de>
5614 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
5616 2007-09-04 Jan Hubicka <jh@suse.cz>
5618 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
5620 2007-09-04 Jan Hubicka <jh@suse.cz>
5622 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
5623 and corresponding MATCH_DUP.
5625 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
5628 * combine.c (subst): Do not try to simplify X if it represents load
5629 of FP constant from the constant pool via float extension.
5631 2007-09-04 Ben Elliston <bje@au.ibm.com>
5633 * c-opts.c: Include "tm_p.h".
5634 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
5636 2007-09-04 Richard Guenther <rguenther@suse.de>
5638 PR tree-optimization/33291
5639 * tree-pretty-print.c (dump_generic_node): Dump all
5640 qualifiers for pointer types, not only first. Dump
5641 qualifiers for aggregate types as well.
5642 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
5643 use the canonical type for building ARRAY_REFs.
5644 * gimplify.c (canonicalize_addr_expr): Clean up. The
5645 correct validness check is compatibility of the pointer
5646 types. Always use the canonical type for building
5647 ARRAY_REFs and ADDR_EXPRs.
5648 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
5649 change that disabled propagation of ADDR_EXPRs into statements
5652 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5654 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
5655 (umulsi3_highpart): Make into expanders; existing insns are
5656 now named *[insn]_nov6. Add stars to existing [insn]_v6
5657 counterparts' names.
5659 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
5661 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
5662 (unprotoize.o): Remove SHLIB_MULTILIB.
5664 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
5666 * doc/extend.texi: Document progmem attribute for AVR.
5668 2007-09-03 Anatoly Sokolov <aesok@post.ru>
5671 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
5673 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5675 * optabs.c (expand_ffs): Initialize val and defined_at_zero
5678 * optabs.c: Remove unnecessary forward declarations.
5679 (expand_unop_direct): New, broken out of expand_unop.
5680 (expand_doubleword_clz): New.
5681 (expand_ctz): Move above expand_ffs. Use
5682 start_sequence, end_sequence, add_equal_note, and
5683 expand_unop_direct. Add more commentary.
5684 (expand_ffs): Try both ctz optab and expand_ctz.
5685 Generate a test and branch if the hardware doesn't give us
5686 a useful value for input zero. Style improvements similar to
5689 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
5691 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5693 * config.gcc: Delete stanza for arm-semi-aof and
5694 armel-semi-aof targets.
5695 * config/arm/arm-protos.h
5697 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
5698 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
5699 delete aof_pic_label and remove mention of AOF in comments.
5700 * config/arm/arm.md: Delete patterns used only for AOF assembly.
5702 * config/arm/semiaof.h
5703 * config/arm/t-semi: Delete file.
5705 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5707 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
5708 CONST_CAST_BB): New macros for type-specific casts.
5709 (CONST_CAST): Add a TYPE parameter and define it in terms of
5712 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
5713 * c-lex.c (cb_ident, lex_string): Likewise,
5714 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
5715 * config/i386/i386.c (ix86_function_regparm,
5716 ix86_function_sseregparm): Use CONST_CAST_TREE.
5717 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
5719 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
5720 give_switch, set_multilib_dir): Likewise,
5721 * gengtype-parse.c (string_seq, typedef_name): Likewise,
5722 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
5723 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
5724 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
5725 * prefix.c (update_path): Likewise,
5726 * pretty-print.c (pp_base_destroy_prefix): Likewise,
5727 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
5728 * tree-cfg.c (tree_can_merge_blocks_p,
5729 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
5730 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
5731 * tree.c (build_string): Supply a TYPE for CONST_CAST.
5732 (attribute_list_contained): Use CONST_CAST_TREE.
5734 2007-09-03 Krister Walfridsson <cato@df.lth.se>
5736 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
5738 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5741 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
5742 before forcing them into a register.
5744 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5746 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
5747 rather than define_code_macro.
5749 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5751 * gcc.c (xputenv): New function.
5752 (putenv_from_prefixes): Use xputenv instead of putenv.
5753 (process_command): Use xputenv instead of putenv.
5754 (set_collect_gcc_options): Use xputenv instead of putenv.
5755 (main): Use xputenv instead of putenv.
5757 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
5759 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
5760 availability of swap instruction.
5761 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
5763 2007-09-03 Revital Eres <eres@il.ibm.com>
5765 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
5768 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
5769 Ayal Zaks <zaks@il.ibm.com>
5770 Revital Eres <eres@il.ibm.com>
5772 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
5773 compute_split_row): New functions.
5774 (ps_unschedule_node): Remove.
5775 (normalize_sched_times): Iterate over the already scheduled
5776 insns instead of the number of nodes.
5777 (MAX_SPLIT_NUM): New definition.
5778 (sms_schedule_by_order): Change the scheduling heuristic to
5779 avoid useless increases of initiation interval ii.
5780 (get_sched_window): Add dump printouts.
5782 2007-09-02 David Daney <ddaney@avtrex.com>
5784 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
5785 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
5786 (optab, insn): Add more attributes.
5787 (fetchop_bit): New code macro.
5788 (immediate_insn): New code macro attribute.
5789 (sync): Change condition to ISA_HAS_SYNC.
5790 (rdhwr): Change predicate for operand 0 to register_operand.
5791 (memory_barrier): New expand.
5792 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
5793 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5794 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5795 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5796 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
5797 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
5798 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
5799 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5800 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
5802 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
5803 Hans-Peter Nilsson <hp@axis.com>
5805 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
5806 Defined to describe availability and behavior of CLZ.
5807 * config/cris/cris.md (clzsi2): Implement using lz instruction.
5808 * config/cris/cris.opt: Tweak comment for "-metrax4".
5809 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
5810 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
5811 (count_leading_zeros): Define.
5813 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5815 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
5817 2007-09-02 Joseph Myers <joseph@codesourcery.com>
5820 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
5823 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
5825 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
5826 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
5827 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
5828 sched-deps.c, sched-int.h, system.h, target.h,
5829 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
5830 tree.def: Fix comment typos.
5832 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
5834 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
5835 (override_options): Turn on -mstrict-align on non-ColdFire
5837 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
5839 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5841 * c-common.c (const_strip_array_types): Delete.
5842 * c-common.h (const_strip_array_types): Likewise.
5843 * emit-rtl.c (const_next_insn, const_previous_insn,
5844 const_next_nonnote_insn, const_prev_nonnote_insn,
5845 const_next_real_insn, const_prev_real_insn,
5846 const_next_active_insn, const_prev_active_insn, const_next_label,
5847 const_prev_label): Delete.
5848 * gimple-low.c (block_may_fallthru): Use expr_last.
5849 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
5850 * rtl.h (const_previous_insn, const_next_insn,
5851 const_prev_nonnote_insn, const_next_nonnote_insn,
5852 const_prev_real_insn, const_next_real_insn,
5853 const_prev_active_insn, const_next_active_insn, const_prev_label,
5854 const_next_label): Delete.
5855 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
5856 * system.h (CONST_CAST): Update comment.
5857 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
5858 (const_first_stmt, const_last_stmt): Delete.
5859 (tree_block_ends_with_condjump_p): Use last_stmt.
5860 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
5861 * tree-iterator.c (const_expr_first, const_expr_last,
5862 const_expr_only): Delete.
5863 * tree.c (const_lookup_attribute): Likewise.
5864 (attribute_list_contained): Use lookup_attribute.
5865 * tree.h (const_lookup_attribute, const_expr_first,
5866 const_expr_last, const_expr_only): Delete.
5868 2007-09-01 Richard Guenther <rguenther@suse.de>
5870 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
5871 instead of TREE_THIS_VOLATILE.
5872 * tree-ssa-operands.c (add_virtual_operand): Do not set
5873 has_volatile_ops. Do not check s_ann for NULL.
5874 (get_indirect_ref_operands): Likewise.
5875 (get_expr_operands): Likewise. For all reference trees
5876 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
5877 check base of reference for TREE_THIS_VOLATILE.
5879 2007-09-01 Richard Guenther <rguenther@suse.de>
5881 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
5882 between integral types. Also allow conversions between
5885 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5887 * optabs.c (prepare_float_lib_cmp): Use
5888 libgcc_cmp_return_mode instead of word_mode.
5889 * config/dfp-bit.h: Likewise.
5890 * config/fp-bit.h: Likewise.
5891 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
5893 (spu_libgcc_shift_count_mode): New function.
5894 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
5895 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
5897 2007-08-31 Joseph Myers <joseph@codesourcery.com>
5899 * tree-pretty-print.c: Include output.h.
5900 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
5901 HOST_WIDE_INT_PRINT_DEC.
5902 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
5904 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
5906 PR rtl-optimization/33224
5907 * loop-iv.c (latch_dominating_def): Check that the definition belongs
5908 to the analysed region.
5910 2007-08-31 Richard Guenther <rguenther@suse.de>
5912 * function.c (allocate_struct_function): Do not set
5913 current_function_returns_pointer.
5914 * function.h (struct var_refs_queue): Remove.
5915 (struct simple_obstack_stack): Likewise.
5916 (struct function): Remove fixup_var_refs_queue member.
5917 Remove returns_pointer flag.
5918 (current_function_returns_pointer): Remove define.
5920 2007-08-31 Nick Clifton <nickc@redhat.com>
5922 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
5923 secondary keys in order to obtain a stable sort.
5925 2007-08-31 Nick Clifton <nickc@redhat.com>
5928 * config/m32r/constraints.md: Add W constraint for integer zero.
5929 * config/m32r/m32r.md (get_pc): Use W and i constraints.
5930 Fix length calculation by using alternatives.
5932 2007-08-31 Richard Sandiford <richard@codesourcery.com>
5934 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
5935 split out from expand_binop.
5936 (avoid_expensive_constant): New function.
5937 (expand_binop_directly): Remove commutative_op argument and
5938 (expand_binop_directly): Remove commutative_op argument and
5939 call cummutative_optab_p instead. Do not change op0 or op1
5940 when swapping xop0 and xop1. Apply avoid_expensive_constant
5941 to each argument after potential swapping. Enforce the
5942 canonical order of commutative operands.
5943 (expand_binop): Use shift_optab_p and commutative_optab_p.
5944 Update the calls to expand_binop_directly. Only force constants
5945 into registers when widening an operation. Only swap operands
5946 once a direct expansion has been rejected.
5947 (expand_twoval_binop): Only force constants into registers when
5948 using a direct expansion.
5950 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
5952 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
5953 (sched_analyze_insn): Don't postprocess speculative dependencies when
5954 target has no scheduling.
5955 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
5956 'uninitialized' warning.
5958 2007-08-31 Richard Guenther <rguenther@suse.de>
5960 * tree.c (build_complex_type): Always set TYPE_NAME for
5963 2007-08-31 Olivier Hainque <hainque@adacore.com>
5965 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
5966 internal macro. Default alignment factor for csect directives, chosen
5967 to match what BIGGEST_ALIGNMENT allows.
5968 (DATA_SECTION_ASM_OP): Use it.
5969 * config/rs6000/rs6000.c
5970 (rs6000_xcoff_output_readonly_section_asm_op):
5971 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
5972 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
5974 2007-08-31 Olivier Hainque <hainque@adacore.com>
5976 * dbxout.c (dbxout_block): Move declaration within the first
5977 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
5978 block to include the definition, together with the associated
5981 2007-08-31 David Edelsohn <edelsohn@gnu.org>
5982 Revital Eres <eres@il.ibm.com>
5984 * doc/invoke.texi (-mpaired): Document flag.
5985 * config.gcc: Include paired.h in powerpc extra_headers and
5986 750cl.h in powerpc-*-linux*paired*.
5987 * config/rs6000/rs6000.opt (-mpaired): New flag.
5988 * config/rs6000/rs6000.c (paired_init_builtins,
5989 paired_expand_builtin, paired_expand_lv_builtin,
5990 paired_expand_stv_builtin, paired_expand_predicate_builtin):
5991 New functions to support the paired single builtin functions.
5992 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
5993 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
5995 (bdesc_paired_preds): New structure for paired predicate
5997 (rs6000_expand_builtin): Expand paired single builtins.
5998 (rs6000_init_builtins): Init paired single builtins.
5999 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
6000 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
6001 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
6002 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
6003 (rs6000_vector_mode_supported_p): Support paired vector mode.
6004 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
6005 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
6007 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
6008 (DATA_ALIGNMENT): Likewise.
6009 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
6010 (rs6000_builtins): Add PAIRED builtins.
6011 * config/rs6000/rs6000.md: Include paired.md.
6012 * config/rs6000/paired.h: New.
6013 * config/rs6000/paired.md: New.
6014 * config/rs6000/750cl.h: New.
6015 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
6017 2007-08-30 Ollie Wild <aaw@google.com>
6019 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
6020 * gcc.c (default_compilers): Add -fno-directives-only to
6021 @assembler-with-cpp.
6023 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
6027 * regclass.c (initial_fixed_regs): Revert previous change and make
6029 (initial_call_used_regs): Likewise.
6030 (initial_call_really_used_regs): Delete, reverting previous addition.
6031 (initial_reg_names): Likewise.
6032 (init_reg_sets): Revert previous change.
6033 (saved_fixed_regs): New.
6034 (saved_call_used_regs): New.
6035 (saved_call_really_used_regs): New.
6036 (saved_reg_names): New.
6037 (save_register_info): New.
6038 (restore_register_info): New.
6039 (init_reg_sets_1): Replace reset of register info with call to
6040 restore_register_info.
6041 * rtl.h (save_register_info): Declare.
6042 * toplev.c (backend_init): Call save_register_info.
6044 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6046 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
6047 from the original statement.
6049 2007-08-30 Chao-ying Fu <fu@mips.com>
6051 * c-lex.c (interpret_fixed): Declare.
6052 (interpret_float): Process _Fract and _Accum.
6053 (interpret_fixed): New function.
6054 * final.c (output_addr_const): Process CONST_FIXED.
6055 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
6056 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
6058 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
6060 (simplify_immed_subreg): Support CONST_FIXED.
6061 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6062 (simplify_subreg): Support CONST_FIXED.
6064 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6066 * config/rs6000/ppu_intrinsics.h: New file.
6067 * config.gcc (powerpc*-*-* <extra_headers>): Install
6070 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6072 * cfg.c (dump_flow_info): Change to also print entry and exit
6074 * print-rtl.c (print_rtl_single): Allow to print rtl with
6077 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6079 * df-core.h (df_dump_region): New function.
6080 * df.h (df_dump_region): New function.
6081 * loop-invariant.c (find_defs): Add call to df_dump_region.
6082 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
6085 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6088 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
6089 true if any of the compare_section_name calls returned true,
6090 rather than if any returned false.
6092 2007-08-30 Richard Guenther <rguenther@suse.de>
6094 PR tree-optimization/33199
6095 * tree-ssa-structalias.c (handle_lhs_call): New function.
6096 (find_func_aliases): In non-IPA mode make sure that for
6097 calls that return a pointer we add a constraint for the
6098 result to point to anything.
6100 2007-08-30 Richard Guenther <rguenther@suse.de>
6102 * doc/invoke.texi (-mveclibabi): Document new target option.
6103 * config/i386/i386.opt (-mveclibabi): New target option.
6104 * config/i386/i386.c (ix86_veclib_handler): Handler for
6105 vectorization library support.
6106 (override_options): Handle the -mveclibabi option, initialize
6107 the vectorization library handler.
6108 (ix86_builtin_vectorized_function): As fallback call the
6109 vectorization library handler, if set.
6110 (ix86_veclibabi_acml): New static function for ACML ABI style
6111 vectorization support.
6113 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6115 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
6116 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
6117 SImode and update m. Don't run gen_lowpart_common on arbitrary
6118 memory address, force it to register first.
6121 * dce.c (dce_process_block): Don't delete setters of
6122 artificially used registers.
6124 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6126 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
6127 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
6128 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
6130 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6132 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
6134 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
6135 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
6137 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6139 * system.h: Activate -Wcast-qual as warning-only.
6141 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
6144 * config/rs6000/rs6000.c (compare_section_name): New function.
6145 (rs6000_elf_in_small_data_p): Compare section prefixes instead
6148 2007-08-29 Olivier Hainque <hainque@adacore.com>
6150 * xcoffout.c: #include debug.h.
6151 * Makefile.in (xcoffout.o): Add debug.h dependency.
6153 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
6155 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6156 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
6158 2007-08-29 Richard Guenther <rguenther@suse.de>
6160 * tree-pretty-print.c (dump_generic_node): Print
6161 label DECL_UID as D.%u.
6162 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
6164 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6166 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
6167 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
6169 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
6172 * tree.c (build_type_attribute_qual_variant): Set canonical types
6173 on the final, unqualified attribute variant before building the
6176 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6178 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
6179 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
6181 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6184 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6185 * config/bfin/bfin.md (composev2hi): Put operands into vector
6188 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6190 * config/bfin/bfin.md (composev2hi): Put operands into vector
6193 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6195 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
6196 attribute when appropriate.
6197 (bfin_handle_l1_text_attribute): New.
6198 (bfin_handle_l1_data_attribute): New.
6199 (bfin_attribute_table): Add attributes: l1_text, l1_data,
6200 l1_data_A and l1_data_B.
6201 * doc/extend.texi (node Function Attributes): Document l1_text
6203 (Variable Attributes): Add Blackfin subsection. Document l1_data,
6204 l1_data_A and l1_data_B variable attributes.
6206 2007-08-28 Jie Zhang <jie.zhang@analog.com>
6208 * config/bfin/bfin.opt (minline-plt): Add.
6209 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
6210 call to global functions.
6211 * doc/invoke.texi (Option Summary): Mention -minline-plt.
6212 (Blackfin Options): Document -minline-plt.
6214 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6216 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
6217 given a non-function.
6218 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
6220 2007-08-28 DJ Delorie <dj@redhat.com>
6222 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
6224 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6226 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
6228 2007-08-28 Richard Guenther <rguenther@suse.de>
6230 * tree.h (struct tree_function_decl): Increase size of
6231 function_code bitfield.
6233 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6234 Kazu Hirata <kazu@codesourcery.com>
6236 * gcc/config/m68k/linux.h
6237 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
6238 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
6239 (m68k_return_in_memory): New.
6240 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
6243 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
6246 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6247 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
6248 operand) when top VEC_SELECT extracts scalar element.
6249 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
6250 (*vec_extract_v4sf_mem): Ditto.
6252 2007-08-28 Jakub Jelinek <jakub@redhat.com>
6255 * passes.c (init_optimization_passes): Move pass_df_finish
6256 after pass_postreload sublist.
6258 PR rtl-optimization/33148
6259 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
6260 (neg (lt X 0)) if X has scalar int mode.
6263 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
6264 initializer, use build_vector_from_ctor if possible to create
6265 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
6266 even after this, return NULL.
6268 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
6270 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
6272 2007-08-28 Richard Guenther <rguenther@suse.de>
6274 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
6275 (struct tree_function_decl): Make function_code a bitfield.
6276 Add disregard_inline_limits flag.
6277 * cgraphunit.c (cgraph_process_new_functions): Check
6278 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
6279 (cgraph_preserve_function_body_p): Likewise.
6280 * ipa-inline.c (compute_inline_parameters): Likewise.
6281 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
6282 for GNU C extern inline functions.
6283 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
6284 * tree-inline.c (disregard_inline_limits_p): Remove.
6285 * tree-inline.h (disregard_inline_limits_p): Likewise.
6286 * c-common.c (handle_always_inline_attribute): Set
6287 DECL_DISREGARD_INLINE_LIMITS.
6288 * langhooks.c (add_builtin_function): Verify the function code
6289 fits in the bitfield.
6291 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
6292 Vladimir Yanovsky <yanov@il.ibm.com>
6293 Revital Eres <eres@il.ibm.com>
6294 Andrey Belevantsev <abel@ispras.ru>
6296 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
6298 * modulo-sched.c: Add documentation regarding do-loop.
6299 (doloop_register_get): Change number of arguments to support
6300 the new do-loop pattern and check whether COUNT_REG has no other
6301 occurences in the loop besides in the control part.
6302 (duplicate_insns_of_cycles): Do not duplicate the insn which
6303 changes count_reg as it is already adjusted.
6304 (generate_prolog_epilog): New argument to support the new
6305 do-loop pattern. Change the subtract instruction to use
6306 expand_simple_binop. Call duplicate_insns_of_cycles with new
6308 (sms_schedule): Call doloop_register_get and
6309 generate_prolog_epilog with new argument. Do not handle loops
6310 with single sets insns with subreg in their lhs.
6311 * loop-doloop.c (doloop_optimize): Support for another do-loop
6313 (doloop_condition_get): Gets an instruction instead of a pattern
6314 and change the return condition when the do-loop pattern is
6316 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
6317 deps when considering to not create edges.
6319 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
6321 * doc/extend.texi (gnu_inline funtion attribute): Document C++
6324 2007-08-27 Jason Merrill <jason@redhat.com>
6327 * gimplify.c (gimplify_modify_expr): Discard the assignment of
6328 zero-sized types after calling gimplify_modify_expr_rhs.
6330 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6332 * regclass.c (init_reg_autoinc): Fix typo.
6334 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
6336 Fix PR tree-optimization/33173
6337 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
6339 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
6342 * config/i386/i386.h (VALID_DFP_MODE_P): New.
6343 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
6346 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6347 David Ung <davidu@mips.com>
6348 Nigel Stephens <nigel@mips.com>
6350 Separate target-specific initialization from general
6351 back-end initialization.
6353 * toplev.c (init_alignments): New, split out from...
6354 (process_options): ...here.
6355 (backend_init_target): New, split out from...
6356 (backend_init): ...here.
6357 (lang_dependent_init_target): New, split out from...
6358 (lang_dependent_init): ...here.
6359 (target_reinit): New.
6360 * toplev.h (target_reinit): Declare.
6361 * expr.c (init_expr_target): Renamed from init_expr_once, since it
6362 now can be called more than once. Update comments.
6363 * expr.h (init_expr_target): Likewise.
6364 * alias.c (init_alias_target): Renamed from init_alias_once, since it
6365 now can be called more than once. Explicitly zero
6366 static_reg_base_value.
6367 * emit-rtl.c (init_emit_regs): New, split out from...
6368 (init_emit_once): Here.
6369 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
6370 non-const, so that changes from command-line arguments can overwrite
6371 values provided by the static initializers.
6372 (initial_call_really_used_regs): New, used similarly to the above.
6373 (initial_reg_names): Likewise.
6374 (last_mode_for_init_move_cost): Promoted function-local static to
6375 file-scope static to make it accessible outside init_move_cost.
6376 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
6377 Do not initialize inv_reg_alloc_order yet, either. Do initialize
6378 reg_names since it is needed for parsing command-line options.
6379 (init_move_cost): Use last_mode_for_init_move_cost instead of
6380 function-local static.
6381 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
6382 call_really_used_regs now. Reinitialize reg_names. Also
6383 initialize inv_reg_alloc_order. Zero reg_class_subunion and
6384 reg_class_superunion. Clear losing_caller_save_reg_set.
6385 Preserve global registers if called more than once. Reset
6386 move cost, may_move_in_cost, may_move_out_cost, and
6387 last_mode_for_init_move_cost.
6388 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
6389 can now be invoked more than once. Update comments.
6390 (init_regs): Update comments.
6391 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
6392 and initial_call_really_used_regs, instead of the non-initial
6393 variables. This allows us to save the command-line register settings
6394 after target reinitialization.
6395 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
6396 * rtl.h (init_emit_regs): Declare.
6397 (init_reg_modes_target, init_alias_target): Renamed as described
6399 * reload1.c (init_reload): Update comments.
6400 * optabs.c (init_optabs): Likewise.
6401 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
6403 2007-08-26 Chao-ying Fu <fu@mips.com>
6405 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
6408 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6410 * alias.c (memory_modified_1, memory_modified_in_insn_p):
6412 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
6414 * bb-reorder.c (copy_bb_p): Likewise.
6415 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
6416 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6417 block_ends_with_condjump_p): Likewise.
6418 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
6419 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6420 block_ends_with_condjump_p): Likewise.
6421 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
6422 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
6423 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
6424 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
6425 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
6426 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
6427 debug_true_const_tree instad of debug_true_tree.
6428 * debug.c (do_nothing_debug_hooks): Likewise.
6429 * debug.h (ignore_block, debug_true_const_tree): Constify.
6430 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
6431 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
6432 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
6433 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
6434 dbx_reg_number, is_based_loc, field_type,
6435 simple_type_align_in_bits, simple_decl_align_in_bits,
6436 simple_type_size_in_bits, field_byte_offset, insert_float,
6437 type_tag, member_declared_type, is_redundant_typedef,
6438 secname_for_decl, is_inlined_entry_point): Likewise.
6439 * emit-rtl.c (const_next_insn, const_previous_insn,
6440 const_next_nonnote_insn, const_prev_nonnote_insn,
6441 const_next_real_insn, const_prev_real_insn,
6442 const_next_active_insn, const_prev_active_insn, const_next_label,
6443 const_prev_label): Likewise.
6444 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
6446 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
6447 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
6448 sched_insn_is_legitimate_for_speculation_p): Likewise.
6449 * jump.c (reversed_comparison_code_parts,
6450 reversed_comparison_code, reversed_comparison, condjump_label):
6452 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
6453 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
6455 * rtl.h (const_previous_insn, const_next_insn,
6456 const_prev_nonnote_insn, const_next_nonnote_insn,
6457 const_prev_real_insn, const_next_real_insn,
6458 const_prev_active_insn, const_next_active_insn, const_prev_label,
6459 const_next_label, modified_between_p, modified_in_p,
6460 const_note_storeskeep_with_call_p, condjump_label,
6461 reversed_comparison, reversed_comparison_code,
6462 reversed_comparison_code_parts, memory_modified_in_insn_p,
6463 stack_regs_mentioned): Likewise.
6464 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
6465 keep_with_call_p): Likewise.
6466 * sched-deps.c (deps_may_trap_p, sched_get_condition,
6467 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
6468 sd_lists_size, sd_lists_empty_p): Likewise.
6469 * sched-int.h (sched_insns_conditions_mutex_p,
6470 haifa_classify_insn, no_real_insns_p,
6471 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
6472 sd_lists_size, sd_lists_empty_p): Likewise.
6473 * sdbout.c (sdb_debug_hooks): Likewise.
6474 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
6475 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
6476 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
6478 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
6479 tree_can_throw_internal): Likewise.
6480 * tree-flow-inline.h (phi_nodes): Likewise.
6481 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
6482 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
6483 * tree-gimple.c (const_get_call_expr_in): Likewise.
6484 * tree-gimple.h (const_get_call_expr_in): Likewise.
6485 * tree.c (const_lookup_attribute, attribute_list_equal,
6486 attribute_list_contained): Likewise.
6487 * tree.h (attribute_list_equal, attribute_list_contained,
6488 const_lookup_attribute): Likewise.
6489 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
6491 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
6493 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
6494 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
6496 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
6499 * config/alpha/constraints.md: Delete "svn:mime-type" property
6500 with svn propdel "svn:mime-type".
6502 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
6505 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
6506 non NOTE insn doesn't cross basic block.
6507 (noce_try_abs): Likewise.
6508 (noce_process_if_block): Likewise.
6510 2007-08-26 David Edelsohn <edelsohn@gnu.org>
6513 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
6514 operand without auto-inc-dec.
6515 * config/rs6000/rs6000.md (floatsidf2_internal): Use
6516 offsettable_mem_operand.
6517 (floatunssidf2_internal): Same.
6518 (fix_truncdfsi2_internal): Same.
6519 (floatsidf_ppc64): Same.
6520 (floatunssidf_ppc64): Same.
6521 (fix_trunctfsi2_internal): Same.
6523 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
6526 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
6527 pass defines needed for version.c.
6529 2007-08-25 Joseph Myers <joseph@codesourcery.com>
6531 * configure.ac (--debug-prefix-map check): Change assembler
6532 version presumed to have feature to 2.18.
6533 * configure: Regenerate.
6535 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6537 * c-common.c (vector_types_convertible_p,
6538 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
6539 self_promoting_args_p): Constify.
6540 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
6541 c_promoting_integer_type_p, self_promoting_args_p,
6542 anon_aggr_type_p, vector_types_convertible_p): Likewise.
6543 * c-decl.c (anon_aggr_type_p): Likewise.
6544 * * c-dump.c (dump_stmt): Likewise.
6545 * c-objc-common.c (has_c_linkage): Likewise.
6546 * c-tree.h (same_translation_unit_p): Likewise.
6547 * c-typeck.c (null_pointer_constant_p,
6548 tagged_types_tu_compatible_p, function_types_compatible_p,
6549 type_lists_compatible_p, lvalue_or_else, lvalue_p,
6550 comptypes_internal, struct tagged_tu_seen_cache,
6551 same_translation_unit_p, alloc_tagged_tu_seen_cache,
6552 c_size_in_bytes): Likewise.
6553 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
6554 hash_ptr, eq_ptr): Likewise.
6555 * langhooks-def.h (lhd_decl_ok_for_sibcall,
6556 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
6557 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
6558 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
6560 * optabs.c (optab_for_tree_code): Likewise.
6561 * optabs.h (optab_for_tree_code): Likewise.
6562 * rtl.h (simplify_rtx): Likewise.
6563 * simplify-rtx.c (simplify_rtx): Likewise.
6564 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
6565 dump_flag, dump_node): Likewise.
6566 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
6567 queue_and_dump_type, dump_flag): Likewise.
6568 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
6569 * tree-pass.h (dump_node): Likewise.
6570 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
6571 supportable_narrowing_operation): Likewise.
6572 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
6573 supportable_narrowing_operation): Likewise.
6574 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
6575 is_negative_overflow_infinity, is_positive_overflow_infinity,
6576 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
6577 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
6578 update_value_range, add_equivalence, ssa_name_nonnegative_p,
6579 ssa_name_nonzero_p, fp_predicate): Likewise.
6580 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
6581 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
6582 ssa_name_nonnegative_p): Likewise.
6584 2007-08-25 Hans Kester <hans.kester@ellips.nl>
6586 * config.gcc : Add x86_64-elf target.
6588 2007-08-25 Jakub Jelinek <jakub@redhat.com>
6590 * expr.c (store_expr): Fix order of store_by_pieces arguments.
6592 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
6593 Nigel Stephens <nigel@mips.com>
6597 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
6598 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
6599 * expr.c (SET_BY_PIECES_P): Define.
6600 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
6601 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
6602 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
6604 * expr.h (SET_RATIO): Define.
6605 (can_store_by_pieces, store_by_pieces): Update prototypes.
6606 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
6607 can_store_by_pieces/store_by_pieces.
6608 (expand_builtin_memcpy_args): Likewise.
6609 (expand_builtin_strncpy): Likewise.
6610 (expand_builtin_memset_args): Likewise. Also remove special case
6611 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
6612 decide what to do instead.
6613 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
6614 to can_store_by_pieces.
6616 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
6617 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
6619 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
6620 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
6621 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
6622 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
6623 (STORE_BY_PIECES_P): Define.
6625 2007-08-24 Tom Tromey <tromey@redhat.com>
6627 * varpool.c (varpool_last_needed_node): Fix comment typo.
6628 * c-decl.c (duplicate_decls): Fix comment typo.
6629 (clone_underlying_type): Update comment.
6631 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6633 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
6634 alpha_in_small_data_p, alpha_split_complex_arg,
6635 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6637 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
6638 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
6640 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
6641 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
6642 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
6643 * config/darwin.c (darwin_binds_local_p): Likewise.
6644 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
6646 * config/i386/i386-protos.h (i386_pe_binds_local_p,
6647 i386_pe_valid_dllimport_attribute_p): Likewise.
6648 * config/i386/i386.c (ix86_function_regparm,
6649 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
6650 x86_can_output_mi_thunk, ix86_mangle_type,
6651 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
6652 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
6653 i386_pe_binds_local_p): Likewise.
6654 * config/ia64/ia64.c
6655 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
6656 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
6657 ia64_invalid_conversion, ia64_invalid_unary_op,
6658 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6660 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
6661 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
6662 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
6663 * config/mips/mips.c (mips_use_blocks_for_constant_p,
6664 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
6665 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6666 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
6667 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
6668 * config/pa/pa.c (pa_commutative_p): Likewise.
6669 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
6671 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
6672 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
6673 rs6000_use_blocks_for_constant_p,
6674 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
6675 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6676 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
6677 * config/s390/s390.c (s390_mangle_type,
6678 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
6680 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6681 th_in_small_data_p): Likewise.
6682 * config/sh/sh.c (sh_ms_bitfield_layout_p,
6683 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6685 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
6686 sparc_mangle_type): Likewise.
6687 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
6688 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
6689 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
6691 * hooks.c (hook_bool_mode_const_rtx_false,
6692 hook_bool_mode_const_rtx_true,
6693 hook_bool_const_tree_hwi_hwi_const_tree_false,
6694 hook_bool_const_tree_hwi_hwi_const_tree_true,
6695 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6696 hook_constcharptr_const_tree_null,
6697 hook_constcharptr_const_rtx_null,
6698 hook_constcharptr_const_tree_const_tree_null,
6699 hook_constcharptr_int_const_tree_null,
6700 hook_constcharptr_int_const_tree_const_tree_null): New.
6701 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6702 hook_bool_tree_hwi_hwi_tree_false,
6703 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
6704 hook_int_tree_tree_1, hook_constcharptr_tree_null,
6705 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
6706 hook_constcharptr_int_tree_null,
6707 hook_constcharptr_int_tree_tree_null): Delete.
6708 (default_can_output_mi_thunk_no_vcall): Constify.
6709 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6710 hook_bool_tree_hwi_hwi_tree_false,
6711 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
6712 hook_int_tree_tree_1, hook_constcharptr_tree_null,
6713 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
6714 hook_constcharptr_int_tree_null,
6715 hook_constcharptr_int_tree_tree_null): Delete.
6716 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
6717 hook_bool_const_tree_hwi_hwi_const_tree_false,
6718 hook_bool_const_tree_hwi_hwi_const_tree_true,
6719 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6720 hook_constcharptr_const_tree_null,
6721 hook_constcharptr_const_rtx_null,
6722 hook_constcharptr_const_tree_const_tree_null,
6723 hook_constcharptr_int_const_tree_null,
6724 hook_constcharptr_int_const_tree_const_tree_null): New.
6725 (default_can_output_mi_thunk_no_vcall): Constify.
6726 * integrate.c (function_attribute_inlinable_p): Likewise.
6727 * integrate.h (function_attribute_inlinable_p): Likewise.
6728 * jump.c (rtx_renumbered_equal_p): Likewise.
6729 * output.h (decl_readonly_section, categorize_decl_for_section,
6730 default_use_anchors_for_symbol_p, default_binds_local_p,
6731 default_binds_local_p_1): Likewise.
6732 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
6734 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6735 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
6736 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
6737 TARGET_COMP_TYPE_ATTRIBUTES,
6738 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
6739 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
6740 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
6741 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
6742 TARGET_DWARF_CALLING_CONVENTION): Likewise.
6743 * target.h (can_output_mi_thunk, needs_block_p,
6744 first_cycle_multipass_dfa_lookahead_guard_spec,
6745 vector_alignment_reachable, comp_type_attributes,
6746 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
6747 commutative_p, use_blocks_for_constant_p,
6748 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
6749 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
6750 invalid_within_doloop, valid_dllimport_attribute_p,
6751 split_complex_arg, invalid_arg_for_unprototyped_fn,
6752 invalid_conversion, invalid_unary_op, invalid_binary_op):
6754 * targhooks.c (default_invalid_within_doloop,
6755 hook_invalid_arg_for_unprototyped_fn,
6756 default_builtin_vector_alignment_reachable): Likewise.
6757 (hook_bool_rtx_commutative_p): Delete.
6758 (hook_bool_const_rtx_commutative_p): New.
6759 * targhooks.h (default_invalid_within_doloop,
6760 default_builtin_vector_alignment_reachable,
6761 hook_invalid_arg_for_unprototyped_fn): Constify.
6762 (hook_bool_rtx_commutative_p): Delete.
6763 (hook_bool_const_rtx_commutative_p): New.
6764 * varasm.c (bss_initializer_p, decl_default_tls_model,
6765 categorize_decl_for_section, decl_readonly_section,
6766 default_use_anchors_for_symbol_p, default_binds_local_p,
6767 default_binds_local_p_1): Constify.
6769 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6771 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6772 __NO_BUILTIN if -fno-builtin.
6774 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6776 * config/bfin/bfin.c (print_operand): Report error instead of
6777 ICE for wrong operand.
6779 2007-08-24 Michael Matz <matz@suse.de>
6781 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
6783 2007-08-24 Richard Guenther <rguenther@suse.de>
6786 * tree-ssa.c (useless_type_conversion_p): Split into a
6787 recursive and a non-recursive part.
6788 (useless_type_conversion_p_1): New function.
6789 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
6790 from maybe_fold_offset_to_reference is trivially convertible
6791 to the desired type before doing the simplification.
6793 2007-08-24 Jakub Jelinek <jakub@redhat.com>
6795 * expr.c (store_expr): Optimize initialization of an array
6797 * expr.h (builtin_strncpy_read_str): New prototype.
6798 * builtins.c (builtin_strncpy_read_str): Remove prototype.
6801 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
6804 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
6805 field when initializing if_info structure.
6807 2007-08-24 Richard Guenther <rguenther@suse.de>
6809 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
6811 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
6812 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
6813 * tree-inline.c (inlinable_function_p): Fold in common parts of
6814 the cannot_inline_tree_fn langhook.
6815 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
6816 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
6817 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6818 cannot_inline_tree_fn langhook.
6819 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6820 cannot_inline_tree_fn member.
6822 2007-08-24 Richard Guenther <rguenther@suse.de>
6824 * expr.c (get_inner_reference): Do computation of bitoffset
6825 from offset in a way we can detect overflow reliably.
6827 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6829 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
6831 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6833 * config/bfin/bfin.opt (mfast-fp): Add.
6834 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
6835 libbffastfp override libgcc if -mfast-fp.
6836 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
6837 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
6838 (Blackfin Options): Document -mfast-fp.
6840 2007-08-24 Jakub Jelinek <jakub@redhat.com>
6842 PR tree-optimization/32573
6844 * tree-data-ref.c (initialize_data_dependence_relation): Clear
6845 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
6846 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
6847 (build_classic_dist_vector): Return false rather than true if
6848 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
6849 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
6850 returned false. Don't call save_dist_v before calling
6851 build_classic_dist_vector_1.
6852 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
6853 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
6854 DDR_DIR_VECTS vectors.
6856 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
6858 * configure.ac (leb128): Modify sed statement to work with any
6859 binutils version string.
6860 * configure: Regenerate
6862 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6864 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
6865 Wrap in RTX_CODE macro guard.
6866 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
6867 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
6868 arm_mark_dllimport, arm_pe_encode_section_info,
6869 arm_pe_unique_section): Use ISO-C function declarations.
6870 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
6871 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
6872 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
6874 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
6875 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
6877 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
6879 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
6880 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
6881 (register_move_cost): Use ISO-C function declarations.
6882 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
6883 * config/score/score-protos.h (score_declare_object): Add
6885 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
6887 * final.c (profile_function): Avoid empty if-bodies.
6890 * calls.c (must_pass_in_stack_var_size,
6891 must_pass_in_stack_var_size_or_pad): Constify.
6892 * config/alpha/alpha-protos.h (function_value): Likewise.
6893 * config/alpha/alpha.c (alpha_return_in_memory,
6894 alpha_pass_by_reference, function_value,
6895 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
6896 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
6898 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
6899 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6900 TARGET_PROMOTE_PROTOTYPES): Likewise.
6901 * config/arm/arm-protos.h (arm_return_in_memory,
6902 arm_pad_arg_upward, arm_function_value): Likewise.
6903 * config/arm/arm.c (arm_pass_by_reference,
6904 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
6905 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6906 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
6908 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6909 * config/avr/avr-protos.h (avr_function_value): Likewise.
6910 * config/avr/avr.c (avr_return_in_memory,
6911 gas_output_limited_string, gas_output_ascii, avr_function_value,
6912 avr_return_in_memory): Likewise.
6913 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
6914 * config/bfin/bfin.c (bfin_pass_by_reference,
6915 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
6916 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
6918 * config/cris/cris.c (cris_pass_by_reference,
6919 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
6920 * config/crx/crx.c (crx_return_in_memory): Likewise.
6921 * config/darwin.c (function_base, machopic_function_base_name):
6923 * config/fr30/fr30.c (fr30_must_pass_in_stack,
6924 TARGET_PROMOTE_PROTOTYPES): Likewise.
6925 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
6926 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
6927 * config/i386/i386-protos.h (ix86_return_in_memory,
6928 ix86_sol10_return_in_memory): Likewise.
6929 * config/i386/i386.c (ix86_function_value,
6930 ix86_function_sseregparm, ix86_must_pass_in_stack,
6931 type_natural_mode, classify_argument, examine_argument,
6932 construct_container, ix86_pass_by_reference, function_value_32,
6933 function_value_64, ix86_function_value_1, return_in_memory_32,
6934 return_in_memory_64, return_in_memory_ms_64,
6935 ix86_return_in_memory, ix86_sol10_return_in_memory,
6936 TARGET_PROMOTE_PROTOTYPES): Likewise.
6937 * config/ia64/ia64-protos.h (ia64_function_value,
6938 ia64_hpux_function_arg_padding): Likewise.
6939 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
6940 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
6941 ia64_hpux_function_arg_padding): Likewise.
6942 * config/iq2000/iq2000-protos.h (function_arg,
6943 iq2000_function_value): Likewise.
6944 * config/iq2000/iq2000.c (iq2000_return_in_memory,
6945 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
6946 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
6947 function_arg, iq2000_function_value): Likewise.
6948 * config/m32c/m32c-protos.h (m32c_function_value,
6949 m32c_promote_function_return): Likewise.
6950 * config/m32c/m32c.c (m32c_pass_by_reference,
6951 m32c_promote_prototypes, m32c_promote_function_return,
6952 m32c_function_value): Likewise.
6953 * config/m32r/m32r.c (m32r_return_in_memory,
6954 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
6955 m32r_in_small_data_p): Likewise.
6956 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
6958 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
6959 m68hc11_function_arg_padding): Likewise.
6960 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
6961 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
6962 m68k_function_value): Likewise.
6963 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
6964 mcore_function_value): Likewise.
6965 * config/mcore/mcore.c (handle_structs_in_regs,
6966 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
6967 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
6968 mcore_num_arg_regs, mcore_function_value): Likewise.
6969 * config/mips/mips-protos.h (mips_pad_arg_upward,
6970 mips_function_value): Likewise.
6971 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
6972 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
6973 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6974 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
6975 mips_function_value): Likewise.
6976 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
6978 * config/mmix/mmix.c (mmix_pass_by_reference,
6979 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
6980 mmix_encode_section_info): Likewise.
6981 * config/mn10300/mn10300-protos.h (mn10300_function_value):
6983 * config/mn10300/mn10300.c (mn10300_return_in_memory,
6984 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
6985 mn10300_function_value): Likewise.
6986 * config/mt/mt-protos.h (mt_function_value): Likewise.
6987 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
6988 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
6989 * config/pa/pa-protos.h (function_arg_padding, function_value,
6990 pa_return_in_memory): Likewise.
6991 * config/pa/pa.c (pa_pass_by_reference,
6992 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
6993 function_arg_padding, function_value, pa_return_in_memory):
6995 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
6996 * config/rs6000/rs6000-protos.h (rs6000_function_value,
6997 function_arg_padding): Likewise.
6998 * config/rs6000/rs6000.c (rs6000_return_in_memory,
6999 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
7000 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
7001 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7002 function_arg_padding, altivec_expand_dst_builtin,
7003 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
7004 altivec_init_builtins, rs6000_common_init_builtins,
7005 rs6000_function_value): Likewise.
7006 * s390/s390-protos.h (s390_function_value): Likewise.
7007 * config/s390/s390.c (s390_function_arg_size,
7008 s390_pass_by_reference, s390_return_in_memory,
7009 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7010 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
7011 * config/score/score-protos.h (score_function_value): Likewise.
7012 * config/score/score.c (score_arg_partial_bytes,
7013 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7014 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
7015 score_pass_by_reference, score_add_offset, score_function_value):
7017 * config/sh/sh-protos.h (sh_attr_renesas_p,
7018 sh_promote_prototypes): Likewise.
7019 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
7020 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
7021 sh_attr_renesas_p): Likewise.
7022 * config/sparc/sparc-protos.h (function_value,
7023 function_arg_padding): Likewise.
7024 * config/sparc/sparc.c (sparc_promote_prototypes,
7025 sparc_return_in_memory, sparc_pass_by_reference,
7026 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7027 function_arg_record_value_2, function_arg_record_value_1,
7028 function_arg_record_value, function_arg_record_value,
7029 function_arg_padding, function_value): Likewise.
7030 * config/spu/spu-protos.h (spu_function_value): Likewise.
7031 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
7032 spu_function_value): Likewise.
7033 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
7035 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
7036 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7037 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7039 * config/v850/v850.c (v850_return_in_memory,
7040 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
7041 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
7042 * config/xtensa/xtensa.c (xtensa_return_in_msb,
7043 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7044 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7046 * explow.c (promote_mode, hard_function_value): Likewise.
7047 * expr.h (hard_function_value, promote_mode): Likewise.
7048 * function.c (aggregate_value_p): Likewise.
7049 * hooks.c (hook_bool_const_tree_true): New.
7050 * hooks.h (hook_bool_const_tree_true): New.
7051 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
7052 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7053 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7054 TARGET_RETURN_IN_MSB): Likewise.
7055 * target.h (promote_function_args, promote_function_return,
7056 promote_prototypes, return_in_memory, return_in_msb,
7057 pass_by_reference, must_pass_in_stack, callee_copies,
7058 function_value): Likewise.
7059 * targhooks.c (default_return_in_memory,
7060 hook_pass_by_reference_must_pass_in_stack,
7061 hook_callee_copies_named,
7062 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7063 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7064 default_function_value): Likewise.
7065 * targhooks.h (default_return_in_memory,
7066 hook_pass_by_reference_must_pass_in_stack,
7067 hook_callee_copies_named,
7068 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7069 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7070 default_function_value): Likewise.
7071 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
7072 (equiv_class_label_hash, equiv_class_label_eq): Constify.
7073 * tree-vectorizer.c (bb_in_loop_p): Likewise.
7074 * tree.c (needs_to_live_in_memory): Likewise.
7075 * tree.h (struct tree_type, needs_to_live_in_memory,
7076 aggregate_value_p, must_pass_in_stack_var_size,
7077 must_pass_in_stack_var_size_or_pad): Likewise.
7078 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
7079 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
7080 lookup_filename): Likewise.
7082 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7085 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
7086 fake fcomi i387 instruction for !TARGET_CMOVE.
7087 (ix86_expand_branch): Expand natural sequence with one jump for
7088 all targets, not only TARGET_CMOVE.
7089 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
7090 pattern to implement fake fcomi sequence. Split instruction after
7091 reload to correct compare sequences.
7092 (*cmpfp_xf_cc): Ditto.
7093 (*cmpfp_<mode>_cc): Ditto.
7094 (*cmpfp_u_cc): Ditto.
7095 (*cmpfp_<mode>_cc): Ditto.
7097 2007-08-23 Richard Guenther <rguenther@suse.de>
7099 * tree-pretty-print.c (dump_generic_node): Annotate
7100 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
7102 2007-08-23 Richard Guenther <rguenther@suse.de>
7104 * builtins.c (expand_builtin_mathfn): Wrap argument in
7105 save_expr directly instead of re-building the call.
7106 (expand_builtin_mathfn_2): Likewise.
7107 (expand_builtin_mathfn_3): Likewise.
7108 (expand_builtin_interclass_mathfn): Likewise.
7109 (expand_builtin_int_roundingfn): Set arg.
7110 (expand_builtin_int_roundingfn_2): Likewise.
7112 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
7114 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
7115 *sse_nand<mode>3, *sse_xor<mode>3): New.
7117 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7119 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
7120 * config/i386/i386.c (print_operand): Handle ';' code. Output
7121 semicolon for TARGET_MACHO.
7122 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
7123 emit semicolon after 'lock' prefix.
7124 (sync_double_compare_and_swap<mode>): Ditto.
7125 (*sync_double_compare_and_swapdi_pic): Ditto.
7126 (*sync_compare_and_swap_cc<mode>): Ditto.
7127 (sync_double_compare_and_swap_cc<mode>): Ditto.
7128 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
7129 (sync_old_add<mode>): Ditto.
7130 (sync_add<mode>): Ditto.
7131 (sync_sub<mode>): Ditto.
7132 (sync_ior<mode>): Ditto.
7133 (sync_and<mode>): Ditto.
7134 (sync_xor<mode>): Ditto.
7136 2007-08-22 Chao-ying Fu <fu@mips.com>
7138 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
7140 (copy_rtx): Handle CONST_FIXED.
7141 (rtx_equal_p): Likewise.
7142 * rtl.h (fixed_value.h): New include.
7143 (rtx_def): Add a new field of fixed_value to u.
7144 (XCNMPFV): Define for accessing fixed_value.
7145 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
7147 * rtl.def (CONST_FIXED): New constant.
7148 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
7149 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
7150 US_ASHIFT): New codes.
7151 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
7152 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
7153 unsigned_fract_convert, unsigned_sat_fract): Document them.
7154 * varasm.c (assemble_integer): Extend to support fixed-point constants
7155 by using different machine classes.
7156 (decode_addr_const): Handle FIXED_CST.
7157 (const_hash_1): Likewise.
7158 (compare_constant): Likewise.
7159 (copy_constant): Likewise.
7160 (const_rtx_hash_1): Handle CONST_FIXED.
7161 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7162 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7164 (initializer_constant_valid_p): Handle FIXED_CST.
7165 (output_constant): Support FIXED_POINT_TYPE.
7166 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
7167 * cse.c (hash_rtx): Support CONST_FIXED.
7168 (exp_equiv_p): Likewise.
7169 (cannon_reg): Likewise.
7170 (fold_rtx): Likewise.
7171 (equiv_constant): Likewise.
7172 (cse_process_notes_1): Likewise.
7173 (count_reg_usage): Likewise.
7174 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
7175 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
7176 (wrap_constant): Check CONST_FIXED.
7177 (cselib_hash_rtx): Support CONST_FIXED.
7178 (cselib_subst_to_values): Likewise.
7179 * df-scan.c (df_uses_record): Likewise.
7180 * gcse.c (want_to_gcse_p): Likewise.
7181 (oprs_unchanged_p): Likewise.
7182 (oprs_not_set_p): Likewise.
7183 (compute_transp): Likewise.
7184 (extract_mentioned_regs_helper): Likewise.
7185 * genemit.c (gen_exp): Likewise.
7186 * local-alloc.c (equiv_init_varies_p): Likewise.
7187 (contains_replace_regs): Likewise.
7188 (memref_referenced_p): Likewise.
7189 * loop-invariant.c (check_maybe_invariant): Likewise.
7190 (hash_invariant_expr_1): Likewise.
7191 (invariant_expr_equal_p): Likewise.
7192 * postreload-gcse.c (oprs_unchanged_p): Likewise.
7193 * regclass.c (reg_scan_mark_refs): Likewise.
7194 * regrename.c (scan_rtx): Likewise.
7195 * resource.c (mark_referenced_resources): Likewise.
7196 (mark_set_resources): Likewise.
7197 * rtlanal.c (rtx_unstable_p): Likewise.
7198 (rtx_varies_p): Likewise.
7199 (count_occurrences): Likewise.
7200 (reg_mentioned_p): Likewise.
7201 (modified_between_p): Likewise.
7202 (modified_in_p): Likewise.
7203 (volatile_insn_p): Likewise.
7204 (volatile_refs_p): Likewise.
7205 (side_effects_p): Likewise.
7206 (may_trap_p_1): Likewise.
7207 (inequality_comparisons_p): Likewise.
7208 (computed_jump_p_1): Likewise.
7209 (commutative_operand_precedence): Likewise.
7210 * sched-deps.c (sched_analyze_2): Likewise.
7211 * sched-vis.c (print_value): Likewise.
7212 * reload.c (operands_match_p): Likewise.
7213 (subst_reg_equivs): Likewise.
7214 * reload1.c (eliminate_regs_1): Likewise.
7215 (elimination_effects): Likewise.
7216 (scan_paradoxical_subregs): Likewise.
7217 * alias.c (rtx_equal_for_memref_p): Likewise.
7218 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
7219 * emit-rtl.c (const_fixed_htab): New hash table.
7220 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
7222 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
7223 const_fixed_from_fixed_value): New functions.
7224 (verify_rtx_sharing): Handle CONST_FIXED.
7225 (copy_rtx_if_shared_1): Likewise.
7226 (reset_used_flags): Likewise.
7227 (set_used_flags): Likewise.
7228 (copy_insn_1): Likewise.
7229 (init_emit_once): Create const_fixed_htab.
7230 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
7232 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
7234 PR tree-optimization/32949
7235 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
7236 before failing for ivs with non-constant step.
7238 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
7240 * doc/md.texi (Iterators): Renamed from Macros. All contents
7241 changed to reflect rename of respectively define_code_macro and
7242 define_mode_macro to define_code_iterator and define_mode_iterator.
7243 (Mode Iterators, Code Iterators): Similar.
7244 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
7245 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
7246 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
7247 (initialize_iterators, find_iterator, check_code_iterator)
7248 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
7249 (read_mapping, read_rtx_1): Similar.
7250 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
7251 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
7252 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
7253 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
7254 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
7255 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
7256 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
7257 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
7258 config/rs6000/sync.md, config/rs6000/rs6000.md,
7259 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
7260 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
7261 config/vax/vax.md, config/bfin/bfin.md: Similar.
7263 2007-08-22 David Daney <ddaney@avtrex.com>
7265 * doc/install.texi (Testing): Mention testing on a simulator.
7267 2007-08-22 Janis Johnson <janis187@us.ibm.com>
7269 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
7271 * doc/libgcc.texi (Decimal float library routines): Fix formatting
7272 and rearrange floating point conversion functions into different
7275 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7277 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
7278 dfa_post_advance_cycle): New scheduler hooks.
7279 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7280 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
7282 (TARGET_SCHED): Use them.
7283 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7284 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
7285 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
7287 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
7288 function to facilitate debugging.
7289 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
7290 (output_insn_has_dfa_reservation_p): New static function to output
7291 insn_has_dfa_reservation_p ().
7292 (write_automata): Use it.
7293 * genattr.c (main): Output declaration for
7294 insn_has_dfa_reservation_p ().
7296 2007-08-22 Christian Bruel <christian.bruel@st.com>
7297 Richard Guenther <rguenther@suse.de>
7299 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
7300 * simplify_rtx (simplify_binary_operation_1): Likewise.
7302 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
7304 PR rtl-optimization/32557
7305 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
7306 of REGNO (mws->mw_reg).
7308 2007-08-22 Richard Guenther <rguenther@suse.de>
7311 * builtins.c (expand_builtin_int_roundingfn): Replace call
7312 argument wrapped with SAVE_EXPR directly.
7313 (expand_builtin_int_roundingfn_2): Likewise.
7315 2007-08-22 Richard Guenther <rguenther@suse.de>
7317 * tree-inline.c (inlinable_function_p): Restore disregarding
7318 inline limits for GNU extern inline functions.
7320 2007-08-22 Richard Guenther <rguenther@suse.de>
7323 * tree.c (host_integerp): Treat sizetype as signed as it is
7326 2007-08-21 Ian Lance Taylor <iant@google.com>
7328 PR tree-optimization/33134
7329 * tree-vrp.c (adjust_range_with_scev): Call
7330 set_value_range_to_value.
7332 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7334 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
7337 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7339 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
7342 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
7344 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
7345 cases to set eight bytes at a time.
7346 (expand_block_move): Likewise.
7348 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7351 * dwarf2out.c (gen_decl_die): Don't call
7352 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
7354 2007-08-21 Paul Brook <paul@codesourcery.com>
7355 Nathan Sidwell <nathan@codesourcery.com>
7356 Mark Mitchell <mark@codesourcery.com>
7357 Joseph Myers <joseph@codesourcery.com>
7359 * configure.ac: Add --with-pkgversion and --with-bugurl.
7360 * configure: Regenerate.
7361 * doc/install.texi: Document them.
7362 * version.c (version_string): Remove VERSUFFIX.
7363 (VERSUFFIX): Remove.
7364 (pkgversion_string): New.
7365 (bug_report_url): Do not hard-code initializer.
7366 * version.h (pkgversion_string): Declare.
7367 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
7369 (version.o): Define PKGVERSION and BUGURL.
7370 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
7371 (%.pod): Define BUGURL.
7372 * gcc.c (process_command, main): Use pkgversion_string.
7373 * toplev.c (compile_file, print_version): Likewise.
7374 * protoize.c (main): Likewise.
7375 * gcov.c (print_version): Likewise. Update copyright date.
7376 * gcov-dump.c (print_version): Likewise. Update copyright date.
7377 * mips-tdump.c (main): Likewise. Update copyright date.
7378 * mips-tfile.c (main): Likewise. Update copyright date.
7379 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
7380 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
7381 shorten description.
7382 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
7383 * doc/gccint.texi: Likewise.
7384 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
7385 Update copyright date.
7387 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
7389 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
7390 (ix86_expand_strlensi_unroll_1): Ditto.
7391 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
7392 (ix86_expand_carry_flag_compare): Update comment.
7394 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7397 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
7398 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
7400 2007-08-21 Richard Guenther <rguenther@suse.de>
7402 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
7404 2007-08-21 Richard Guenther <rguenther@suse.de>
7407 * fold-const.c (fold_binary): Remove index +p PTR folding.
7408 Fix types of POINTER_PLUS_EXPR generated by folding of
7411 2007-08-20 Chao-ying Fu <fu@mips.com>
7413 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
7414 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
7415 RID_ONEWAY, so that it can be checked in declspecs_add_type.
7416 (c_common_fixed_point_type_for_size): Declare.
7417 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
7418 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
7419 (c_token_starts_declspecs): Likewise.
7420 (c_parser_declspecs): Likewise.
7421 (c_parser_attributes): Likewise.
7422 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
7423 (c_declspecs): Add saturating_p.
7424 * c-decl.c (build_null_declspecs): Initialize saturating_p.
7425 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
7426 _Sat. Handle RID_SAT.
7427 Avoid using void, bool, char, int, float, double, _Decimal32,
7428 _Decimal64, _Decimal128, and complex with _Sat.
7429 Handle RID_FRACT and RID_ACCUM.
7430 Make sure _Sat is used with _Fract or _Accum.
7431 (finish_declspecs): Handle cts_fract and cts_accum.
7432 * c-common.c (fixed-value.h): New include.
7433 (constant_expression_warning): Handle FIXED_CST.
7434 (overflow_warning): Likewise.
7435 (warnings_for_convert_and_check): Likewise.
7436 (c_common_fixed_point_type_for_size): New.
7437 (c_common_type_for_mode): Handle fixed-point modes to
7438 return various saturating/non-saturating, signed/unsigned types.
7439 (c_common_signed_or_unsigned_type): Support fixed-point types.
7440 (shorten_compare): Check fixed-point zero.
7441 Handle FIXED_POINT_TYPE.
7442 (c_common_truthvalue_conversion): Handle FIXED_CST.
7443 Handle FIXED_POINT_TYPE.
7444 (c_common_nodes_and_builtins): Record builtin types for fixed-point
7446 (handle_mode_attribute): Handle fixed-point modes. Need to check
7447 if the signness of base type and fixed-point modes are consistent.
7448 (handle_vector_size_attribute): Handle fixed-point modes.
7449 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
7450 (warn_for_div_by_zero): Check fixed-point zero.
7451 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
7452 a common fixed-point type based on fbit, ibit, sign, and saturation.
7453 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
7454 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
7455 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
7456 (convert_for_assignment): Support FIXED_POINT_TYPE.
7457 (digest_init): Handle FIXED_POINT_TYPE.
7458 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
7459 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7460 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
7461 GE_EXPR, LT_EXPR, GT_EXPR.
7462 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
7463 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
7464 * target.h (gcc_target): Add fixed_point_supported_p.
7465 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
7466 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
7467 (default_fixed_point_supported_p): Define.
7468 * targhooks.h (default_fixed_point_supported_p): Declare.
7469 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
7470 * doc/install.texi (Configuration): Add --enable-fixed-point.
7471 * configure.ac (--enable-fixed-point): New to enable fixed-point
7472 arithmetic extension to C. For mips targets, we enable it by default.
7473 * configure, config.in: Regenerate.
7475 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
7477 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
7479 2007-08-20 David Edelsohn <edelsohn@gnu.org>
7481 * dwarf2out.c (text_section_used): Move declaration outside ifdef
7482 DWARF2_DEBUGGING_INFO.
7483 (cold_text_section_used): Same.
7484 (cold_text_section): Same.
7486 2007-08-20 Richard Guenther <rguenther@suse.de>
7488 * c-typeck.c (convert_for_assignment): Use the type of
7489 the member for the initialization.
7491 2007-08-20 Richard Guenther <rguenther@suse.de>
7493 * c-objc-common.c (c_disregard_inline_limits): Remove.
7494 * c-objc-common.h (c_disregard_inline_limits): Likewise.
7495 * cgraphunit.c (cgraph_process_new_functions): Call
7496 disregard_inline_limits_p.
7497 (cgraph_preserve_function_body_p): Likewise.
7498 * ipa-inline.c (compute_inline_parameters): Likewise.
7499 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
7501 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
7502 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7503 disregard_inline_limits langhook.
7504 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
7506 * langhooks.h (lang_hooks_for_tree_inlining): Remove
7507 disregard_inline_limits langhook.
7508 * tree-inline.c (disregard_inline_limits_p): New function.
7509 * tree-inline.h (disregard_inline_limits_p): Declare.
7511 2007-08-20 Richard Guenther <rguenther@suse.de>
7513 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
7514 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
7515 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7516 auto_var_in_fn_p langhook.
7517 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
7519 * tree.c (auto_var_in_fn_p): ... here.
7520 (find_var_from_fn): Call auto_var_in_fn_p directly.
7521 * langhooks.h (lang_hooks_for_tree_inlining): Remove
7522 auto_var_in_fn_p langhook.
7523 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
7524 (copy_body_r): Likewise.
7525 (self_inlining_addr_expr): Likewise.
7526 * tree.h (auto_var_in_fn_p): Declare.
7528 2007-08-20 Richard Guenther <rguenther@suse.de>
7530 * tree.c (WALK_SUBTREE): Call walk_tree_1.
7531 (walk_type_fields): Take lh parameter.
7532 (walk_tree): Rename to ...
7533 (walk_tree_1): ... this. Do not call the walk_subtrees
7534 langhook but the now passed callback. Pass lh on recursion.
7535 (walk_tree_without_duplicates): Rename to ...
7536 (walk_tree_without_duplicates_1): ... this. Take lh parameter
7537 and call walk_tree_1.
7538 * tree.h (walk_tree_lh): New typedef.
7539 (walk_tree_1): Declare.
7540 (walk_tree_without_duplicates_1): Likewise.
7541 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
7542 (walk_tree_without_duplicates): New define to
7543 walk_tree_without_duplicates_1 with NULL lh parameter.
7544 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
7545 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
7547 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
7548 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
7549 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
7552 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7555 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
7556 code in front of the compacting of basic blocks.
7557 Move the folding of statements inbetween the cgraph checking
7558 and compacting of basic blocks.
7560 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7561 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7564 * config/alpha/alpha.c (va_list_skip_additions): Check for
7565 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
7566 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
7567 PLUS_EXPR when checking ap.__base.
7568 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
7569 when doing addition on pointer types. Use size_int instead of
7571 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
7572 ptr_type in the second operand.
7574 2007-08-19 Andrew Pinski <pinskia@gmail.com>
7577 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
7579 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7582 * cfgexpand.c (expand_one_register_var): Mark pointer
7583 DECL_ARTIFICIAL as REG_POINTER also.
7584 * stmt.c (expand_decl): Likewise.
7586 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
7593 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
7594 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
7595 on_worklist argument and avoid adding things to worklist multiple
7597 (add_to_worklist): Ditto.
7598 (mark_aliases_call_clobbered): Mark entire structure clobbered if
7599 single SFT is clobbered.
7600 (set_initial_properties): Ditto.
7601 (compute_call_clobbered): Update for changes to function
7603 (create_overlap_variables_for): Always create SFT for offset 0.
7604 (create_structure_vars): Handle PHI's, since we are in SSA form at
7606 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
7607 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
7609 (add_vars_for_offset): Figure out aliases from access + points-to.
7610 (add_virtual_operand): Use add_vars-for_offset.
7611 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
7612 (add_call_clobber_ops): Remove makes_clobbering_call set.
7613 (get_expr_operands): Always pass through the INDIRECT_REF
7615 * tree-ssa-structalias.c (struct constraint_graph): Remove
7617 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
7618 address_taken, pt_used, number_incoming.
7619 (FIRST_ADDR_NODE): Removed.
7620 (merge_graph_nodes): Remove broken code for the moment.
7621 (init_graph): New function.
7622 (build_pred_graph): Remove code to init_graph.
7623 Add location equivalence support.
7624 (struct scc_info): Rename roots to deleted.
7626 (init_scc_info): Ditto
7627 (init_topo_info): Use graph->size.
7628 (compute_topo_order): Ditto.
7629 (do_da_constraint): Removed.
7630 (do_sd_constraint): Remove calls to find().
7631 set_union_with_increment should always get 0 as last arg here.
7632 (do_complex_constraint): Replace do_da_constraint with assert.
7634 (struct equiv_class_label): New.
7635 (pointer_equiv_class_table): Ditto.
7636 (location_equiv_class_table): Ditto.
7637 (equiv_class_label_hash): Ditto.
7638 (equiv_class_label_eq): Ditto
7639 (equiv_class_lookup): Ditto.
7640 (equiv_class_ladd): Ditto.
7641 (pointer_equiv_class): Ditto.
7642 (location_equiv_class): Ditto.
7643 (condense_visit): Rename and rewrite from label_visit to do only
7644 SCC related stuff for HU.
7645 (label_visit): Do HU work for HU.
7646 (perform_var_substitution): Update to do HU and location
7648 (free_var_substitution_info): Update to free HU and location
7649 equivalence structures. */
7650 (find_equivalent_node): Update for pointer but not location
7652 (unite_pointer_equivalences): New function.
7653 (move_complex_constraints): Rewrite to only do moving.
7654 (rewrite_constraints): Split out of move_complex_constraints.
7655 (solve_graph): Use graph->size.
7656 (process_constraint_1): Add from_call argument, use it.
7657 Split *a = &b into two constraints.
7658 (process_constraint): Use new process_constraint_1.
7659 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
7660 (get_constraint_for): Handle non-pointer integers properly.
7661 Remove code that used to handle structures.
7662 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
7663 with unknown addends.
7664 (handle_rhs_call): New function.
7665 (find_func_aliases): Use handle_rhs_call.
7666 (set_uids_in_ptset): Add an assert.
7667 (set_used_smts): Fix bug in not considering unified vars.
7668 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
7669 (compute_points_to_sets): Update for other function changes.
7670 (delete_points_to_sets): Ditto.
7671 (ipa_pta_execute): Ditto.
7672 (pass_ipa_pta): We need to update SSA after ipa_pta.
7674 2007-08-19 Jan Hubicka <jh@suse.cz>
7676 * i386.md: Replace "rim" and "mri" constraints by "g".
7678 2007-08-19 Joseph Myers <joseph@codesourcery.com>
7680 * dwarf2out.c (text_section_used, cold_text_section_used,
7681 cold_text_section, dwarf2out_note_section_used): New.
7682 (dwarf2out_init): Initialize cold_text_section.
7683 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
7684 dwarf2out_note_section_used.
7685 (size_of_aranges): Only count entry for text section if it was
7686 used. Count entry for cold text section if it was used.
7687 (output_aranges): Only output entries for text section and cold
7688 text section if they were used.
7690 2007-08-19 Andrew Pinski <pinskia@gmail.com>
7692 * tree-pretty-print.c (debug_generic_expr): Add a comment about
7694 (debug_generic_stmt): Likewise.
7695 (debug_tree_chain): Likewise.
7697 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7699 * tree-data-refs.c (split_constant_offset): Expose.
7700 * tree-data-refs.h (split_constant_offset): Add declaration.
7702 * tree-vectorizer.h (dr_alignment_support): Renamed
7703 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
7704 Added a new value dr_explicit_realign.
7705 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
7706 dr_offset, dr_step, and dr_aligned_to, along with new access
7707 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
7708 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
7709 STMT_VINFO_DR_ALIGNED_TO.
7711 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
7713 In case of outer-loop vectorization with non-fixed misalignment - use
7714 the dr_explicit_realign scheme instead of the optimized realignment
7716 (new_stmt_vec_info): Initialize new fields.
7718 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
7719 'nested_in_vect_loop' case. Change verbosity level.
7720 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
7721 Don't fail on zero step in the outer-loop for loads.
7722 (vect_analyze_data_refs): Call split_constant_offset to calculate
7723 base, offset and init relative to the outer-loop.
7725 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
7726 BSI function argument with a new function argument - at_loop.
7727 Simplify the condition that determines STEP. Takes additional argument
7728 INV_P. Support outer-loop vectorization (handle the
7729 nested_in_vect_loop case), including zero step in the outer-loop. Call
7730 vect_create_addr_base_for_vector_ref with additional argument.
7731 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
7732 Updated function documentation. Handle the 'nested_in_vect_loop' case.
7733 Fixed and simplified calculation of step.
7734 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
7735 of bsi, and with additional argument. Call bump_vector_ptr with
7736 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
7737 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
7738 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
7739 when the realignment setup needs to take place inside the loop.
7740 Support the dr_explicit_realign scheme. Allow generating the optimized
7741 realignment scheme for outer-loop vectorization. Added documentation.
7742 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
7743 the 'nested_in_vect_loop' case, including loads that are invariant in
7744 the outer-loop and the realignment schemes. Handle the case when the
7745 realignment setup needs to take place inside the loop. Call
7746 vect_setup_realignment with additional arguments. Call
7747 vect_create_data_ref_ptr with additional argument and with loop instead
7748 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
7749 (vect_gen_niters_for_prolog_loop): Call
7750 vect_create_addr_base_for_vector_ref with additional arguments.
7751 (vect_create_cond_for_align_checks): Likewise.
7752 (bump_vector_ptr): Updated to support the new dr_explicit_realign
7753 scheme: takes additional argument bump; argument ptr_incr is now
7754 optional; updated documentation.
7755 (vect_init_vector): Takes additional argument (bsi). Use it, if
7756 available, to insert the vector initialization.
7757 (get_initial_def_for_induction): Pass additional argument in call to
7759 (vect_get_vec_def_for_operand): Likewise.
7760 (vect_setup_realignment): Likewise.
7761 (vectorizable_load): Likewise.
7763 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7765 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
7766 as argument instead of struct loop.
7767 (nested_in_vect_loop_p): New function.
7768 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
7770 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
7771 from other phis in the loop.
7772 (destroy_loop_vec_info): Add additional argument to declaration.
7774 * tree-vectorizer.c (supportable_widening_operation): Also check if
7775 nested_in_vect_loop_p (don't allow changing the order in this case).
7776 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
7777 of struct loop. Call nested_in_vect_loop_p and don't require
7778 flag_unsafe_math_optimizations if it returns true.
7779 (new_stmt_vec_info): When setting def_type for phis differentiate
7780 loop-header phis from other phis.
7781 (bb_in_loop_p): New function.
7782 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
7783 just update their loop_vinfo. Order of BB traversal now matters -
7784 call dfs_enumerate_from with bb_in_loop_p.
7785 (destroy_loop_vec_info): Takes additional argument to control whether
7786 stmt_vinfo of the loop stmts should be destroyed as well.
7787 (vect_is_simple_reduction): Allow the "non-reduction" use of a
7788 reduction stmt to be defines by a non loop-header phi.
7789 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
7791 * tree-vect-transform.c (vectorizable_reduction): Call
7792 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
7793 (vectorizable_call): Likewise.
7794 (vectorizable_conversion): Likewise.
7795 (vectorizable_operation): Likewise.
7796 (vectorizable_type_promotion): Likewise.
7797 (vectorizable_type_demotion): Likewise.
7798 (vectorizable_store): Likewise.
7799 (vectorizable_live_operation): Likewise.
7800 (vectorizable_reduction): Likewise. Also pass loop_info to
7801 vect_is_simple_reduction instead of loop.
7802 (vect_init_vector): Call nested_in_vect_loop_p.
7803 (get_initial_def_for_reduction): Likewise.
7804 (vect_create_epilog_for_reduction): Likewise.
7805 (vect_init_vector): Check which loop to work with, in case there's an
7807 (get_initial_def_for_inducion): Extend to handle outer-loop
7808 vectorization. Fix indentation.
7809 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
7810 In the case vect_induction_def get the vector def from the induction
7811 phi node, instead of calling get_initial_def_for_inducion.
7812 (get_initial_def_for_reduction): Extend to handle outer-loop
7814 (vect_create_epilog_for_reduction): Extend to handle outer-loop
7816 (vect_transform_loop): Change assert to just skip this case. Add a
7818 (vect_finish_stmt_generation): Add a couple asserts.
7820 (vect_estimate_min_profitable_iters): Multiply
7821 cost of inner-loop stmts (in outer-loop vectorization) by estimated
7823 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
7824 this is an inner-loop reduction in outer-loop vectorization.
7826 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
7827 Same code as what used to be vect_analyze_scalar_cycles, only with
7828 additional argument loop, and loop_info passed to
7829 vect_is_simple_reduction instead of loop.
7830 (vect_analyze_scalar_cycles): Code factored out into
7831 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
7832 Updated documentation.
7833 (analyze_operations): Check for inner-loop loop-closed exit-phis during
7834 outer-loop vectorization that are live or not used in the outerloop,
7835 cause this requires special handling.
7836 (vect_enhance_data_refs_alignment): Don't consider versioning for
7838 (vect_analyze_data_refs): Check that there are no datarefs in the
7840 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
7841 and vect_used_in_outer_by_reduction cases.
7842 (process_use): Also consider the case of outer-loop stmt defining an
7843 inner-loop stmt and vice versa.
7844 (vect_analyze_loop_1): New function.
7845 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
7846 loops. Call vect_analyze_loop_1.
7847 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
7848 been vectorized. Call destroy_loop_vec_info with additional argument.
7850 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
7851 in the inner-loop when doing outer-loop vectorization. Add
7852 documentation and printout.
7853 (vect_recog_dot_prod_pattern): Likewise. Also add check for
7854 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
7856 2007-08-18 Andrew Pinski <pinskia@gmail.com>
7858 * tree-affine.h (print_aff): New prototype.
7859 (debug_aff): Likewise.
7860 * tree-affine.c (print_aff): New function.
7861 (debug_aff): Likewise.
7863 2007-08-18 Paul Brook <paul@codesourcery.com>
7864 Joseph Myers <joseph@codesourcery.com>
7866 * common.opt (-fdebug-prefix-map=): New option.
7867 * opts.c: Include debug.h.
7868 (common_handle_option): Handle -fdebug-prefix-map.
7869 * final.c: Include ggc.h.
7870 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
7871 remap_debug_filename): New.
7872 * Makefile.in (final.o, opts.o): Update dependencies.
7873 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
7874 * configure.ac: Check for assembler --debug-prefix-map support.
7875 * configure, config.in: Regenerate.
7876 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
7877 (ASM_DEBUG_SPEC): Include ASM_MAP.
7878 * doc/install.texi (--with-debug-prefix-map): Document.
7879 * doc/invoke.texi (-fdebug-prefix-map): Document.
7880 * dbxout.c (dbxout_init, dbxout_start_source_file,
7881 dbxout_source_file): Call remap_debug_filename.
7882 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
7883 dwarf2out_start_source_file, dwarf2out_finish): Call
7884 remap_debug_filename.
7885 (file_table_relative_p): Do not check d->emitted_number.
7886 * toplev.c (output_file_directive): Call remap_debug_filename.
7887 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
7888 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
7890 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7892 * loop-invariant.c (find_invariants_to_move): Add missing macro
7895 2007-08-17 Tom Tromey <tromey@redhat.com>
7897 * tree.h (struct tree_label_decl): Removed old "java" fields.
7899 2007-08-17 Richard Sandiford <richard@codesourcery.com>
7900 Nigel Stephens <nigel@mips.com>
7902 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
7903 Treat -mno-data-in-code and -mcode-xonly as aliases for
7904 -mcode-readable=no and -mcode-readable=pcrel respectively.
7905 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
7906 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
7907 (MULTILIB_DIRNAMES): Update accordingly.
7909 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
7911 * Makefile.in (version.o): Depend on $(REVISION) only if
7912 REVISION_s is defined.
7914 2007-08-17 Sa Liu <saliu@de.ibm.com>
7915 Ulrich Weigand <uweigand@de.ibm.com>
7918 * tree.c (reconstruct_complex_type): For a pointer to a vector,
7919 use build_qualified_type to retain qualifiers of the base type.
7921 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
7923 * config/score/score.md : Update pattern tablejump.
7924 * config/score/score.c : Update score_initialize_trampoline
7926 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
7927 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
7928 * doc/contrib.texi: Add my entry.
7930 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
7932 * Makefile.in (REVISION): New.
7935 (version.o): Also depend on $(REVISION). Add
7936 -DREVISION=$(REVISION_s).
7938 * version.c (version_string): Add REVISION.
7940 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
7942 * tree-eh.c (lower_try_finally_onedest): Reset the locus
7943 of GOTO that's relocated to a different block.
7945 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7947 * c-common.c (const_strip_array_types): New.
7948 * c-common.h (lang_missing_noreturn_ok_p): Delete.
7949 (const_strip_array_types): New.
7950 * c-objc-common.c (c_disregard_inline_limits,
7951 c_warn_unused_global_decl): Constify.
7952 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
7953 c_vla_type_p, c_incomplete_type_error): Likewise.
7954 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
7955 * hooks.c (hook_bool_const_tree_false): New.
7956 * hooks.h (hook_bool_const_tree_false): Likewise.
7957 * langhooks-def.h (lhd_warn_unused_global_decl,
7958 lhd_incomplete_type_error, lhd_expr_size,
7959 lhd_tree_inlining_disregard_inline_limits,
7960 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
7961 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
7962 * langhooks.c (lhd_warn_unused_global_decl,
7963 lhd_incomplete_type_error,
7964 lhd_tree_inlining_disregard_inline_limits,
7965 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
7966 lhd_expr_size): Likewise.
7967 * langhooks.h (lang_hooks_for_tree_inlining,
7968 lang_hooks_for_tree_dump, lang_hooks_for_types,
7969 lang_hooks_for_decls, lang_hooks): Likewise.
7970 * pointer-set.c (pointer_set_t, pointer_set_create,
7971 pointer_set_contains, insert_aux, pointer_set_insert,
7972 pointer_set_traverse, pointer_map_t, pointer_map_create,
7973 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
7975 * pointer-set.h (pointer_set_contains, pointer_set_insert,
7976 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
7977 pointer_map_traverse): Likewise.
7978 * predict.c (assert_is_empty): Likewise.
7979 * tree-affine.c (free_name_expansion): Likewise.
7980 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
7981 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
7982 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
7984 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
7986 * tree-vectorizer.c (new_loop_vec_info): Initialize new
7988 (destroy_loop_vec_info): Add call to VEC_free.
7989 * tree-vectorizer.h (may_alias_ddrs): Define.
7990 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
7991 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
7992 Change reporting to dump.
7993 (vect_is_duplicate_ddr): New.
7994 (vect_mark_for_runtime_alias_test): New.
7995 (vect_analyze_data_ref_dependences) Add call to
7996 vect_mark_for_runtime_alias_test.
7997 (vect_enhance_data_refs_alignment): Define local variable
7998 vect_versioning_for_alias_required, don't perform
7999 peeling for alignment if versioning for alias is
8001 (vect_enhance_data_refs_alignment): Use
8002 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
8003 PARAM_VECT_MAX_VERSION_CHECKS.
8004 * tree-vect-transform.c
8005 (vect_create_cond_for_alias_checks): New.
8006 (vect_transform_loop): Add call to
8007 vect_create_cond_for_alias_checks.
8008 (vect_vfa_segment_size): New.
8009 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
8011 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
8012 * gcc/doc/invoke.texi
8013 (vect-max-version-for-alignment-checks): Document.
8014 (vect-max-version-for-alias-checks): Document.
8015 (vect-max-version-checks): Remove.
8017 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
8019 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
8020 the same line as the instruction for all asm dialects.
8021 (*rep_movsi): Ditto.
8022 (*rep_movsi_rex64): Ditto.
8023 (*rep_movqi): Ditto.
8024 (*rep_movqi_rex64): Ditto.
8025 (*rep_stosdi_rex64): Ditto.
8026 (*rep_stossi): Ditto.
8027 (*rep_stossi_rex64): Ditto.
8028 (*rep_stosqi): Ditto.
8029 (*rep_stosqi_rex64): Ditto.
8030 (*cmpstrnqi_nz_1): Ditto.
8031 (*cmpstrnqi_nz_rex_1): Ditto.
8032 (*cmpstrnqi_1): Ditto.
8033 (*cmpstrnqi_rex_1): Ditto.
8034 (*strlenqi_1): Ditto.
8035 (*strlenqi_rex_1): Ditto.
8036 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
8037 prefix on the same line as the instruction for all asm dialects.
8038 (sync_double_compare_and_swap<mode>): Ditto.
8039 (*sync_double_compare_and_swapdi_pic): Ditto.
8040 (*sync_compare_and_swap_cc<mode>): Ditto.
8041 (sync_double_compare_and_swap_cc<mode>): Ditto.
8042 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8043 (sync_old_add<mode>): Ditto.
8044 (sync_add<mode>): Ditto.
8045 (sync_sub<mode>): Ditto.
8046 (sync_ior<mode>): Ditto.
8047 (sync_and<mode>): Ditto.
8048 (sync_xor<mode>): Ditto.
8050 2007-08-16 Richard Sandiford <richard@codesourcery.com>
8053 * reload.c (find_reloads): Check that the memory returned by
8054 find_reloads_toplev was not the result of forcing a constant
8056 (find_reloads_toplev): Always use simplify_gen_subreg to get
8057 the subreg of a constant. If the result is also a constant,
8058 but not a legitimate one, force it into the constant pool
8059 and reload its address.
8061 2007-08-15 David Edelsohn <edelsohn@gnu.org>
8063 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
8066 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
8068 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
8069 directive for the current vector ABI.
8071 2007-08-15 Steve Ellcey <sje@cup.hp.com>
8074 * caller-save.c (reg_save_code): Set invalide status on restore code.
8076 2007-08-15 Diego Novillo <dnovillo@google.com>
8078 * tree-ssa-alias.c (compute_memory_partitions): Use
8079 alias_bitmap_obstack to allocate bitmaps.
8080 (reset_alias_info): Factor out of init_alias_info.
8081 Mark all name tags not associated to an SSA name for renaming.
8082 (init_alias_info): Call it.
8083 (create_name_tags): Tidy. Add comments.
8084 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
8086 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8088 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
8089 scheduler dependencies.
8091 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
8093 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
8095 (*iorsi_1_zext): Likewise.
8096 (*iorsi_1_zext_imm): Likewise.
8097 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
8098 with "rm"/"xm" constraint.
8099 (sse2_vmsqrtv2df2): Likewise.
8101 2007-08-15 Jakub Jelinek <jakub@redhat.com>
8104 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
8107 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
8109 * tree-pass.h (PROP_pta): Removed.
8110 (TODO_rebuild_alias): New.
8111 (pass_may_alias): Removed.
8112 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
8113 aliasing if we changed something.
8114 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
8116 (pass_may_alias): Removed.
8117 (create_structure_vars): Return TODO_rebuild_alias.
8118 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
8119 * tree-sra.c (tree_sra): Only rebuild aliasing if something
8121 (tree_sra_early): We never affect aliasing right now.
8122 * tree-flow.h (compute_may_aliases): New prototype.
8123 * passes.c: Remove pass_may_alias from the passes.
8124 (execute_function_todo): Support TODO_rebuild_alias.
8126 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
8128 * i386.c: (legitimize_address): Move dllimported variable check
8129 infront of legitimizing pic address of CONST symbols.
8131 2007-08-14 Steve Ellcey <sje@cup.hp.com>
8133 PR tree-optimization/32941
8134 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
8135 (goto_queue_cmp): Remove.
8136 (find_goto_replacement): Change search method.
8137 (maybe_record_in_goto_queue): Add assert.
8138 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
8139 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
8141 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8143 * alias.c (component_uses_parent_alias_set): Constify.
8144 * alias.h (component_uses_parent_alias_set): Likewise.
8145 * cfgrtl.c (print_rtl_with_bb): Likewise.
8146 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
8147 mpz_get_double_int): Likewise.
8148 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
8149 mpz_get_double_int): Likewise.
8150 * expr.c (is_aligning_offset, undefined_operand_subword_p,
8151 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
8153 * expr.h (safe_from_p): Likewise.
8154 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
8156 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
8157 zero_sized_type, goa_lhs_expr_p): Likewise.
8158 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
8159 * rtl.h (print_rtl_with_bb): Likewise.
8160 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
8161 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
8162 * tree-flow-inline.h (bb_stmt_list): Constify.
8163 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
8165 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
8166 const_first_stmt, const_last_stmt): New.
8167 (block_may_fallthru, empty_block_p): Constify.
8168 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
8169 EXPR_ONLY_BODY): New.
8170 (expr_first, expr_last, expr_only): Use macro for body.
8171 (const_expr_first, const_expr_last, const_expr_only): New.
8172 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
8173 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
8174 ctsi_prev, ctsi_stmt): New.
8175 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
8176 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
8177 * tree-ssa-loop-niter.c (loop_only_exit_p,
8178 derive_constant_upper_bound): Likewise.
8179 * tree-ssa-phiopt.c (empty_block_p): Likewise.
8180 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
8181 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
8182 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
8183 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
8184 * tree.c (get_type_static_bounds): Likewise.
8185 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
8186 (get_type_static_bounds): Constify.
8188 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8191 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
8192 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
8193 (*<addsub><mode>3_cc_overflow): New.
8194 (*add<mode>3_cconly_overflow): New.
8195 (*sub<mode>3_cconly_overflow): New.
8196 (*<addsub>si3_zext_cc_overflow): New.
8197 * config/i386/predicates.md (fcmov_comparison_operator): Accept
8198 CCCmode for LTU, GTU, LEU and GEU.
8199 (ix86_comparison_operator): Likewise.
8200 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
8201 * config/i386/i386.c (put_condition_code): Support CCCmode.
8202 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
8203 or MINUS expressions.
8205 2007-08-14 Andrew Pinski <pinskia@gmail.com>
8208 * c-typeck.c (build_binary_op): Disallow vector float types with
8209 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
8211 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
8213 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
8214 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
8215 (dep_def): New typedef.
8216 (init_dep_1, sd_debug_dep): Declare functions.
8217 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
8218 (debug_dep_links): Remove.
8219 (struct _deps_list): New field 'n_links'.
8220 (DEPS_LIST_N_LINKS): New macro.
8221 (FOR_EACH_DEP_LINK): Remove.
8222 (create_deps_list, free_deps_list, delete_deps_list): Remove
8224 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
8225 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8226 (copy_deps_list_change_con, move_dep_link): Ditto.
8227 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
8228 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
8230 (INSN_BACK_DEPS): Remove.
8231 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
8233 (INSN_DEP_COUNT): Remove.
8234 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
8235 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
8236 Declare global variables.
8237 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
8238 (add_forw_dep, compute_forward_dependences): Remove declarations.
8239 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
8240 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8241 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
8243 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
8245 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
8246 (sd_list_types_def): New typedef.
8247 (sd_next_list): Declare function.
8248 (struct _sd_iterator): New type.
8249 (sd_iterator_def): New typedef.
8250 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
8252 (FOR_EACH_DEP): New cycle wrapper.
8253 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
8255 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
8256 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
8259 * sched-deps.c (init_dep_1): Make global.
8260 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
8262 (dump_dep): New static function.
8263 (dump_dep_flags): New static variable.
8264 (sd_debug_dep): New function.
8265 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
8267 (move_dep_link): Use remove_from_deps_list (), instead of
8269 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
8270 (dep_link_is_detached_p): New static function.
8271 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
8273 (dn_pool, dl_pool): New alloc_pools.
8274 (dn_pool_diff, dl_pool_diff): New static variables.
8275 (create_dep_node, delete_dep_node): New static function.
8276 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
8277 (deps_list_empty_p): Make it static. Use 'n_links' field.
8278 (deps_pools_are_empty_p): New static function.
8279 (alloc_deps_list, delete_deps_list): Remove.
8280 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
8281 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8282 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
8283 (forward_dependency_cache): Remove.
8284 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
8285 'back' from the names. Change signature to use dep_t instead of
8287 (add_back_dep): Ditto. Make global.
8288 (check_dep_status): Rename to check_dep ().
8289 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
8291 (sd_finish_insn): Ditto.
8292 (sd_find_dep_between_no_cache): New static function.
8293 (sd_find_dep_between): New function.
8294 (ask_dependency_caches, set_dependency_caches): New static functions.
8295 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
8296 (add_or_update_dep_1): Separate pieces of functionality into
8297 ask_dependency_caches (), update_dependency_caches (),
8298 change_spec_dep_to_hard (), update_dep ().
8299 (get_back_and_forw_lists): New static function.
8300 (sd_add_dep): Separate setting of dependency caches into
8301 set_dependency_caches ().
8302 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
8304 (sd_delete_dep): Ditto.
8305 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
8306 (dump_lists): New static function.
8307 (sd_debug_lists): New debug function.
8308 (delete_all_dependences, fixup_sched_groups): Update to use
8309 sd_* infrastructure.
8310 (sched_analyze_2): Create data-speculative dependency only if
8311 data-speculation is enabled.
8312 (sched_analyze_insn): If insn cannot be speculative, make all its
8313 dependencies non-speculative.
8314 (sched_analyze): Use sd_init_insn ().
8315 (add_forw_dep, compute_forward_dependencies): Remove.
8316 (delete_dep_nodes_in_back_deps): New static function.
8317 (sched_free_deps): New function.
8318 (init_dependency_caches): Init alloc_pools.
8319 (extend_depedency_caches): Update after removing of
8320 forward_dependency_cache.
8321 (free_dependency_caches): Ditto. Free alloc_pools.
8322 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
8323 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
8325 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8326 (add_dependence): Use init_dep ().
8327 (get_dep_weak_1): New static function.
8328 (get_dep_weak): Move logic to get_dep_weak_1 ().
8329 (dump_ds): New static function moved from haifa-sched.c:
8330 debug_spec_status ().
8331 (debug_ds): New debug function.
8332 (check_dep_status): Rename to check_dep (). Update to check whole
8335 * haifa-sched.c (spec_info): Make global.
8336 (added_recovery_block_p): Rename to
8337 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
8338 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
8339 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
8340 to use new interfaces.
8341 (ok_for_early_queue_removal): Ditto.
8342 (schedule_block): Initialize logical uids of insns emitted by the
8344 (sched_init): Initialize new variable.
8345 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
8347 (extend_global): Initialize insn data.
8348 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
8349 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
8351 (add_to_speculative_block): Update to use new interfaces.
8352 (create_recovery_block): Set new variables.
8353 (create_check_block_twin, fix_recovery_deps): Update to use new
8355 (sched_insn_is_legitimate_for_speculation_p): New function.
8356 (speculate_insn): Move checking logic to
8357 sched_insn_is_legitimate_for_speculation_p ().
8358 (sched_remove_insn): Finalize sched-deps information of instruction.
8359 (clear_priorities, add_jump_dependencies): Update to use new
8361 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
8363 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
8364 to use new interfaces.
8365 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
8366 (new_ready): Try to use control speculation only if it is available.
8367 (add_branch_dependences): Update to use new interfaces.
8368 (compute_block_backward_dependences): Rename to
8369 compute_block_dependences (). Call
8370 targetm.sched.dependencies_evaluation_hook ().
8371 (free_block_dependencies): New static function.
8372 (debug_dependencies): Update to use new interfaces.
8373 (schedule_region): Remove separate computation of forward dependencies.
8374 Move call of targetm.sched.dependencies_evaluation_hook () to
8375 compute_block_dependences (). Free dependencies at the end of
8376 scheduling the region.
8378 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
8380 (add_deps_for_risky_insns): Ditto.
8381 (schedule_ebb): Remove separate computation of forward dependencies.
8382 Free dependencies at the end of scheduling the ebb.
8384 * ddg.c (create_ddg_dependence): Update to use new interfaces.
8385 (build_intra_loop_deps): Ditto. Remove separate computation of
8386 forward dependencies. Free sched-deps dependencies.
8388 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
8389 to use new interfaces.
8390 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
8392 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
8394 (is_costly_group): Ditto.
8396 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8398 * alias.c (rtx_equal_for_memref_p): Constify.
8399 * basic-block.h (const_edge, const_basic_block): New.
8400 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
8401 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
8402 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
8403 probably_never_executed_bb_p, edge_probability_reliable_p,
8404 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
8405 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
8407 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
8408 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
8410 * cfganal.c (flow_active_insn_p, forwarder_block_p,
8411 flow_nodes_print, dfs_enumerate_from): Likewise.
8412 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
8413 control_flow_insn_p, count_basic_blocks): Likewise.
8414 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
8415 get_loop_body_with_size, loop_exit_edge_p): Likewise.
8416 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
8417 average_num_loop_insns, loop_exit_edge_p,
8418 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
8419 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
8420 average_num_loop_insns, seq_cost): Likewise.
8421 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
8422 * dominance.c (dominated_by_p): Likewise.
8423 * emit-rtl.c (validate_subreg): Likewise.
8424 * except.c (can_throw_internal, can_throw_external): Likewise.
8425 * except.h (can_throw_internal, can_throw_external): Likewise.
8426 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
8427 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
8428 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
8429 simple_mem, store_ops_ok, load_kills_store, find_loads,
8430 store_killed_in_insn, store_killed_after, store_killed_before,
8431 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
8433 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
8434 noce_mem_write_may_trap_or_fault_p): Likewise.
8435 * pointer-set.c (pointer_set_contains, pointer_map_contains):
8437 * pointer-set.h (pointer_set_contains, pointer_map_contains):
8439 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
8440 probably_cold_bb_p, probably_never_executed_bb_p,
8441 edge_probability_reliable_p, br_prob_note_reliable_p,
8442 can_predict_insn_p): Likewise.
8443 * regclass.c (reg_set_to_hard_reg_set): Likewise.
8444 * resource.c (return_insn_p): Likewise.
8445 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
8447 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
8448 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
8449 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
8450 verify_gimple_modify_stmt): Likewise.
8451 * tree-chrec.c (is_not_constant_evolution,
8452 is_multivariate_chrec_rec, is_multivariate_chrec,
8453 chrec_contains_symbols, chrec_contains_undetermined,
8454 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
8455 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
8456 eq_evolutions_p, scev_direction): Likewise.
8457 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
8458 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
8459 chrec_contains_symbols_defined_in_loop,
8460 chrec_contains_undetermined, tree_contains_chrecs,
8461 evolution_function_is_affine_multivariate_p,
8462 evolution_function_is_univariate_p, chrec_zerop,
8463 evolution_function_is_constant_p, evolution_function_is_affine_p,
8464 evolution_function_is_affine_or_constant_p,
8465 tree_does_not_contain_chrecs, chrec_type): Likewise.
8466 * tree-data-ref.c (tree_fold_divides_p,
8467 object_address_invariant_in_loop_p, dr_may_alias_p,
8468 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
8469 same_access_functions, constant_access_functions,
8470 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
8472 * tree-flow.h (scev_direction): Likewise.
8473 * tree-gimple.c (is_gimple_stmt): Likewise.
8474 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
8476 * tree-pretty-print.c (op_prio): Likewise.
8477 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
8478 analyzable_condition, backedge_phi_arg_p): Likewise.
8479 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
8480 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
8481 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
8484 2007-08-13 Dan Hipschman <dsh@google.com>
8487 * c-format.c (check_format_arg): Move check for zero-length
8488 format strings below the check for unterminated strings.
8490 2007-08-13 Andrew Pinski <pinskia@gmail.com>
8493 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
8496 2007-08-13 Nick Clifton <nickc@redhat.com>
8498 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
8500 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8503 * c-format.c (gcc_gfc_length_specs): New array.
8504 (gcc_gfc_char_table): Add unsigned specifier, and references to
8505 the l length modifier.
8506 (format_types_orig): Use the new gcc_gfc_length_specs.
8508 2007-08-12 Sa Liu <saliu@de.ibm.com>
8510 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
8511 and with REG_RETVAL note after split.
8513 2007-08-11 David Daney <ddaney@avtrex.com>
8515 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
8516 as ATTRIBUTE_UNUSED.
8518 2007-08-11 David Edelsohn <edelsohn@gnu.org>
8519 Segher Boessenkool <segher@kernel.crashing.org>
8521 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
8522 HAVE_LOCAL_CPU_DETECT not defined.
8524 2007-08-11 Jan Hubicka <jh@suse.cz>
8526 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
8527 (cgraph_process_new_functions): Honor previous value of
8528 disregard_inline_limits.
8529 * ipa-inline.c (compute_inline_parameters): Likewise.
8531 2007-08-11 Ian Lance Taylor <iant@google.com>
8533 * alias.h (alias_set_type): Define new type.
8534 (ALIAS_SET_MEMORY_BARRIER): Use it.
8535 * rtl.h: Include alias.h.
8536 (struct mem_attrs): Use alias_set_type.
8537 * tree.h: Include alias.h
8538 (struct tree_type): Use alias_set_type.
8539 (struct tree_struct_field_tag): Likewise.
8540 (struct tree_decl_common): Likewise.
8541 * alias.c (struct alias_set_entry): Use alias_set_type.
8542 (get_alias_set_entry, alias_set_subset_of): Likewise.
8543 (alias_sets_conflict_p): Likewise.
8544 (alias_sets_must_conflict_p): Likewise.
8545 (objects_must_conflict_p): Likewise.
8546 (get_alias_set, new_alias_set): Likewise.
8547 (record_alias_subset, record_component_aliases): Likewise.
8548 (varargs_set, frame_set): Change to alias_set_type.
8549 (get_varargs_alias_set): Use alias_set_type.
8550 (get_frame_alias_set): Likewise.
8551 * builtins.c (setjmp_alias_set): Change to alias_set_type.
8552 * dse.c (struct store_info): Use alias_set_type.
8553 (struct read_info, struct clear_alias_mode_holder): Likewise.
8554 (clear_alias_set_lookup, canon_address): Likewise.
8555 (record_store, check_mem_read_rtx): Likewise.
8556 (dse_record_singleton_alias_set): Likewise.
8557 (dse_invalidate_singleton_alias_set): Likewise.
8558 * emit-rtl.c (get_mem_attrs): Likewise.
8559 (set_mem_attributes_minus_bitpos): Likewise.
8560 (set_mem_alias_set): Likewise.
8561 * expr.c (store_constructor_field, store_field): Likewise.
8562 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
8563 * langhooks.c (lhd_get_alias_set): Likewise.
8564 * langhooks-def.h (lhd_get_alias_set): Likewise.
8565 * reload1.c (alter_reg): Likewise.
8566 * tree-flow.h (struct fieldoff): Likewise.
8567 * tree-ssa-alias.c (struct alias_map_d): Likewise.
8568 (may_alias_p, get_smt_for, create_sft): Likewise.
8569 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
8570 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
8571 (merge_smts_into): Likewise.
8572 * varasm.c (const_alias_set): Likewise.
8573 * c-common.c (strict_aliasing_warning): Likewise.
8574 (c_common_get_alias_set): Likewise.
8575 * dse.h (dse_record_singleton_alias_set): Update declaration.
8576 (dse_invalidate_singleton_alias_set): Likewise.
8577 * emit-rtl.h (set_mem_alias_set): Likewise.
8578 * c-common.h (c_common_get_alias_set): Likewise.
8579 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
8580 * print-tree.c (print_node): Likewise.
8581 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
8583 (alpha_setup_incoming_varargs): Use alias_set_type.
8584 * config/i386/i386.c (setup_incoming_varargs_64): Use
8586 (setup_incoming_varargs_ms_64): Likewise.
8587 (ix86_GOT_alias_set): Likewise.
8588 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
8589 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
8590 (set): Change to alias_set_type.
8591 (get_TOC_alias_set): Use alias_set_type.
8592 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
8594 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
8595 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
8597 (struct_value_alias_set): Likewise.
8598 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
8600 2007-08-11 Richard Sandiford <richard@codesourcery.com>
8602 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
8603 * config/vxworks.h (TARGET_VXWORKS): Override.
8604 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
8605 "mips" if TARGET_VXWORKS.
8607 2007-08-11 Richard Sandiford <richard@codesourcery.com>
8609 * calls.c (avoid_likely_spilled_reg): New function.
8610 (expand_call): Use it.
8612 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8614 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
8616 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
8618 * config/mips/predicates.md (const_call_insn_operand): Invoke
8619 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
8621 2007-08-10 David Edelsohn <edelsohn@gnu.org>
8624 * config/rs6000/driver-rs6000.c: Include link.h.
8625 Use ElfW instead of wordsize-specif typedef.
8627 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8629 * system.h (CONST_CAST): New.
8630 * c-decl.c (c_make_fname_decl): Use it.
8631 * c-lex.c (cb_ident, lex_string): Likewise.
8632 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8633 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8634 give_switch, set_multilib_dir): Likewise.
8635 * gengtype-parse.c (string_seq, typedef_name): Likewise.
8636 * passes.c (execute_one_pass): Likewise.
8637 * prefix.c (update_path): Likewise.
8638 * pretty-print.c (pp_base_destroy_prefix): Likewise.
8639 * tree.c (build_string): Likewise.
8641 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
8643 * tree-flow-inline.h (is_exec_stmt): Remove.
8644 (is_label_stmt): Remove.
8645 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
8648 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
8650 * lower-subreg.c (resolve_shift_zext): Don't adjust
8651 src_reg_num for wordmode operands.
8653 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
8654 David Ung <davidu@mips.com>
8656 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
8657 (TARGET_SCHED_REORDER2): Define.
8658 (mips_maybe_swap_ready): New.
8659 (mips_last_74k_agen_insn): New.
8660 (mips_74k_agen_init): New.
8661 (mips_74k_agen_reorder): New function to group loads and stores
8663 (mips_sched_init): New.
8664 (mips_sched_reorder): Don't do initialization here. Call
8665 mips_74k_agen_reorder.
8666 (mips_variable_issue): Call mips_74k_agen_init.
8668 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
8670 * tree-flow-inline.h (get_filename): Remove.
8672 2007-08-10 Richard Sandiford <richard@codesourcery.com>
8674 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
8676 (mips_fetch_insns): Delete in favor of...
8677 (mips_load_store_insns): ...this new function.
8678 * config/mips/mips.c (mips_address_insns): Add a boolean argument
8679 to say whether multiword moves _might_ be split.
8680 (mips_fetch_insns): Delete in favor of...
8681 (mips_load_store_insns): ...this new function.
8682 (mips_rtx_costs): Update the call to mips_address_insns.
8683 (mips_address_cost): Likewise.
8684 * config/mips/mips.md (length): Use mips_load_store_insns instead
8685 of mips_fetch_insns.
8686 * config/mips/constraints.md (R): Use mips_address_insns rather
8687 than mips_fetch_insns. Assume that the move never needs to be split.
8689 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8691 * config/mips/mips.opt (mhard-float, msoft-float): Make these
8692 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
8693 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
8694 * config/mips/mips.h (mips16_hard_float): Delete.
8695 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
8696 definitions, and replace with....
8697 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
8698 * config/mips/mips.c (mips16_hard_float): Delete. Replace
8699 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
8700 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
8701 (override_options): Replace MASK_SOFT_FLOAT references with
8702 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
8703 and mips16_hard_float when TARGET_MIPS16.
8705 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8708 * c-typeck.c (build_binary_op): Check for non pointer types before
8709 calling int_fits_type_p.
8711 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8714 * fold-const.c (omit_one_operand): Return only the ommitted expression
8715 if the result is an empty statement.
8716 (pedantic_omit_one_operand): Likewise.
8718 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
8720 * c-typeck.c (readonly_error): Improve error for assignment.
8722 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
8724 (pp_c_expression): Ditto.
8726 2007-08-09 Simon Baldwin <simonb@google.com>
8728 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
8729 break that was preventing simplify_associative_operation() for xor.
8731 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8732 Nigel Stephens <nigel@mips.com>
8734 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
8735 Document change in interpretation of value from boolean to
8737 * optabs.c (expand_ffs, expand_ctz): New functions to compute
8738 ffs and ctz using clz.
8739 (expand_unop): Call them.
8740 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
8742 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
8743 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
8744 enable the new ffs expansion on this target.
8746 2007-08-09 Jan Hubicka <jh@suse.cz>
8748 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
8749 (expand_ternary_op): Likewise.
8750 (expand_vec_shift_expr): Likewise.
8751 (expand_binop_directly): Likewise.
8752 (expand_binop): Likewise.
8753 (sign_expand_binop): Likewise.
8754 (expand_twoval_unop): Likewise.
8755 (expand_twoval_binop): Likewise.
8756 (expand_twoval_binop_libfunc): Likewise.
8757 (widen_clz): Likewise.
8758 (widen_bswap): Likewise.
8759 (expand_parity): Likewise.
8760 (expand_unop): Likewise.
8761 (expand_abs_nojump): Likewise.
8762 (expand_copysign): Likewise.
8763 (emit_no_conflict_block): Likewise.
8764 (emit_libcall_block): Likewise.
8765 (can_compare_p): Likewise.
8766 (prepare_cmp_insn): Likewise.
8767 (emit_cmp_and_jump_insn_1): Likewise.
8768 (prepare_float_lib_cmp): Likewise.
8769 (emit_conditional_add): Likewise.
8770 (gen_add2_insn): Likewise.
8771 (have_add2_insn): Likewise.
8772 (gen_sub2_insn): Likewise.
8773 (have_sub2_insn): Likewise.
8774 (can_extend_p): Likewise.
8775 (can_fix_p): Likewise.
8776 (can_float_p): Likewise.
8777 (expand_float): Likewise.
8778 (expand_fix): Likewise.
8779 (expand_sfix_optab): Likewise.
8780 (new_optab): Likewise.
8781 (new_convert_optab): Likewise.
8782 (init_libfuncs): Likewise.
8783 (init_interclass_conv_libfuncs): Likewise.
8784 (init_intraclass_conv_libfuncs): Likewise.
8785 (set_conv_libfunc): Likewise.
8786 (init_optabs): Likewise.
8787 (debug_optab_libfuncs): Likewise.
8788 (gen_cond_trap): Likewise.
8789 * optabs.h (optab_handler, convert_optab_hanlder): New.
8790 * genopinit.c: Update optabs generation table.
8791 * reload.c (find_reloads_address_1): Use optabs accestors.
8792 * builtins.c (expand_builtin_mathfn): Likewise.
8793 (expand_builtin_mathfn_2): Likewise.
8794 (expand_builtin_mathfn_3): Likewise.
8795 (expand_builtin_interclass_mathfn): Likewise.
8796 (expand_builtin_sincos): Likewise.
8797 (expand_builtin_cexpi): Likewise.
8798 (expand_builtin_powi): Likewise.
8799 (expand_builtin_strlen): Likewise.
8800 * dojump.c (do_jump): Likewise.
8801 * expr.c (convert_move): Likewise.
8802 (move_by_pieces): Likewise.
8803 (move_by_pieces_ninsns): Likewise.
8804 (can_store_by_pieces): Likewise.
8805 (store_by_pieces_1): Likewise.
8806 (emit_move_via_integer): Likewise.
8807 (emit_move_complex): Likewise.
8808 (emit_move_ccmode): Likewise.
8809 (emit_move_insn_1): Likewise.
8810 (emit_single_push_insn): Likewise.
8811 (store_constructor): Likewise.
8812 (expand_expr_real_1): Likewise.
8813 (do_store_flag): Likewise.
8814 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
8815 (enumerate_modes): Likewise.
8816 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8817 (supportable_widening_operation): Likewise.
8818 (supportable_narrowing_operation): Likewise.
8819 * expmed.c (store_bit_field_1): Likewise.
8820 (extract_bit_field_1): Likewise.
8821 (expand_mult_highpart_optab): Likewise.
8822 (expand_smod_pow2): Likewise.
8823 (expand_divmod): Likewise.
8824 (emit_store_flag): Likewise.
8825 * tree-vect-patterns.c
8826 (vect_pattern_recog_1): Likewise.
8827 * tree-ssa-loop-prefetch.c
8828 (nontemporal_store_p): Likewise.
8829 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
8830 (vect_create_epilog_for_reduction): Likewise.
8831 (vectorizable_reduction): Likewise.
8832 (vectorizable_operation): Likewise.
8833 (vect_strided_store_supported): Likewise.
8834 (vectorizable_store): Likewise.
8835 (vect_strided_load_supported): Likewise.
8836 (vectorizable_load): Likewise.
8837 * combine.c (simplify_comparison): Likewise.
8838 * tree-vect-generic.c
8839 (type_for_widest_vector_mode): Likewise.
8840 (expand_vector_operations_1): Likewise.
8841 * config/spu/spu.c (spu_expand_mov): Likewise.
8842 (spu_emit_vector_compare): Likewise.
8843 * config/rs6000/rs6000.c
8844 (rs6000_emit_vector_compare): Likewise.
8845 * stmt.c (add_case_node): Likewise.
8846 * reload1.c (gen_reload):
8848 2007-08-09 Michael Matz <matz@suse.de>
8850 * tree.h (fixed_zerop): Declare as taking a const_tree.
8851 * tree.c (fixed_zerop): Take a const_tree.
8853 2007-08-09 Ira Rosen <irar@il.ibm.com>
8855 * tree-vect-transform.c (vectorizable_store): Remove call to
8856 copy_virtual_operands() and call mark_symbols_for_renaming() for
8857 the created vector store.
8858 (vect_setup_realignment): Don't call copy_virtual_operands() and
8859 update_vuses_to_preheader().
8860 (vectorizable_load): Don't call copy_virtual_operands().
8861 (update_vuses_to_preheader): Remove.
8863 2007-08-08 Chao-ying Fu <fu@mips.com>
8865 * tree.def (FIXED_POINT_TYPE): New type.
8866 (FIXED_CST): New constant.
8867 (FIXED_CONVERT_EXPR): New expr.
8868 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
8869 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
8870 * tree.h (struct tree_base): Add saturating_flag.
8871 Remove one bit of spare for saturating_flag.
8872 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
8873 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
8874 FIXED_POINT_TYPE_P): Define.
8875 (TYPE_SATURATING): Define.
8876 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
8877 (struct tree_fixed_cst): New.
8878 (TYPE_IBIT, TYPE_FBIT): Define.
8879 (tree_node): Add fixed_cst.
8880 (enum tree_index): Add new enumeration values of
8881 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
8882 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
8883 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
8884 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
8885 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
8886 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
8887 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
8888 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
8889 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
8890 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
8891 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
8892 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
8893 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
8894 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
8895 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
8896 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
8897 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
8898 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
8899 (sat_short_fract_type_node, sat_fract_type_node,
8900 sat_long_fract_type_node, sat_long_long_fract_type_node,
8901 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
8902 sat_unsigned_long_fract_type_node,
8903 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
8904 fract_type_node, long_fract_type_node, long_long_fract_type_node,
8905 unsigned_short_fract_type_node, unsigned_fract_type_node,
8906 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
8907 sat_short_accum_type_node, sat_accum_type_node,
8908 sat_long_accum_type_node, sat_long_long_accum_type_node,
8909 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
8910 sat_unsigned_long_accum_type_node,
8911 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
8912 accum_type_node, long_accum_type_node, long_long_accum_type_node,
8913 unsigned_short_accum_type_node, unsigned_accum_type_node,
8914 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
8915 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
8916 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
8917 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
8918 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
8919 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
8920 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
8921 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
8922 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
8923 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
8924 sat_uda_type_node, sat_uta_type_node): New macro.
8925 (make_fract_type, make_accum_type): Declare.
8926 (make_signed_fract_type, make_unsigned_fract_type,
8927 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
8928 make_signed_accum_type, make_unsigned_accum_type,
8929 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
8930 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
8931 make_or_reuse_sat_signed_fract_type,
8932 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
8933 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
8934 make_or_reuse_sat_unsigned_accum_type): New macro.
8935 (fixed_zerop): Declare.
8936 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
8937 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
8938 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
8939 LONG_LONG_ACCUM_TYPE_SIZE): Define.
8940 * treestruct.def: Add TS_FIXED_CST.
8941 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
8943 (tree-dump.o): Likewise.
8944 (print-tree.o): Likewise.
8945 (tree-pretty-print.o): Likewise.
8946 (fold-const.o): Likewise.
8947 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
8948 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
8949 (is_gimple_min_invariant): Handle FIXED_CST.
8950 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
8951 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
8952 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8953 (layout_type): Handle FIXED_POINT_TYPE.
8954 (make_fract_type, make_accum_type): New functions.
8955 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
8956 * tree-dump.c (fixed-value.h): New include.
8957 (dump_fixed): New function.
8958 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
8959 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
8960 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
8961 * tree-pretty-print.c (fixed-value.h): New include.
8962 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
8964 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
8965 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
8966 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
8967 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
8968 for non-saturating fixed-point types.
8969 (reassociate_bb): Likewise.
8970 * emit-rtl.c (fixed-value.h): New include.
8971 (fconst0, fconst1): New array.
8972 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
8973 * tree-vect-generic.c expand_vector_operation): Support
8974 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
8976 (type_for_widest_vector_mode): Add one parameter for the
8978 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
8980 Pass the satp parameter to type_for_mode for fixed-point types.
8981 (expand_vector_operations_1): Pass the saturating flag to
8982 type_for_widest_vector_mode.
8983 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8984 and MODE_VECTOR_UACCUM.
8985 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
8986 (vectorizable_condition): Likewise.
8987 * tree.c (fixed-value.h): New include.
8988 (tree_code_size): Support FIXED_CST.
8989 (build_fixed): New function.
8990 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
8991 (fixed_zerop): New function.
8992 (tree_node_structure): Support FIXED_CST.
8993 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
8994 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
8995 (type_hash_eq): Handle FIXED_POINT_TYPE.
8996 (simple_cst_equal): Support FIXED_CST.
8997 (iterative_hash_expr): Handle FIXED_CST.
8998 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
8999 (get_narrower): Likewise.
9000 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
9001 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
9002 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
9003 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
9005 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
9006 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9007 (initializer_zerop): Support FIXED_CST.
9008 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
9009 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
9010 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
9011 (is_base_type): Handle FIXED_POINT_TYPE.
9012 (add_type_attribute): Handle FIXED_POINT_TYPE.
9013 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
9014 * print-tree.c (fixed-value.h): New include.
9015 (print_node_brief): Support FIXED_CST.
9016 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
9017 * c-pretty-print.c (fixed-value.h): New include.
9018 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
9019 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
9020 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
9021 Support fixed-point types for inner items in VECTOR_TYPE.
9022 (pp_c_direct_declarator): Likewise.
9023 (pp_c_declarator): Likewise.
9024 (pp_c_fixed_constant): New function.
9025 (pp_c_constant): Handle FIXED_CST.
9026 (pp_c_primary_expression): Likewise.
9027 (pp_c_expression): Likewise.
9028 * fold-const.c (fixed-value.h): New include.
9029 (negate_expr_p): Return true for FIXED_CST.
9030 (fold_negate_expr): Support FIXED_CST.
9031 (split_tree): Support FIXED_CST.
9032 (const_binop): Support FIXED_CST.
9033 (fold_convert_const_int_from_fixed): New function to convert from
9035 (fold_convert_const_real_from_fixed): New function to convert from
9037 (fold_convert_const_fixed_from_fixed): New function to convert from
9038 fixed to another fixed.
9039 (fold_convert_const_fixed_from_int): New function to convert from
9041 (fold_convert_const_fixed_from_real): New function to convert from
9043 (fold_convert_const): Support conversions from fixed to int, from
9044 fixed to real, from fixed to fixed, from int to fixed, and from real
9046 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
9047 (operand_equal_p): Support FIXED_CST.
9048 (make_range): For fixed-point modes, we need to pass the
9049 saturating flag as the 2nd parameter.
9050 (tree_swap_operands_p): Handle FIXED_CST.
9051 (fold_plusminus_mult_expr): For fract modes, we cannot generate
9053 (fold_unary): Support FIXED_CONVERT_EXPR.
9054 (fold_binary): Handle FIXED_CST.
9055 Make sure the type is not saturating, before associating operations.
9056 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
9057 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
9058 (fold_negate_const): Support FIXED_CST.
9059 (fold_relational_const): Support FIXED_CST.
9060 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
9061 (gimplify_expr): Handle FIXED_CST.
9062 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
9063 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
9064 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
9065 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
9066 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9067 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9068 LONG_LONG_ACCUM_TYPE_SIZE.
9069 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
9070 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
9071 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
9072 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
9073 MODE_ACCUM, and MODE_UACCUM.
9074 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
9075 fixed-point types to disable reduction.
9076 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
9078 2007-08-08 David Edelsohn <edelsohn@gnu.org>
9080 * config/rs6000/x-rs6000: New file.
9081 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
9082 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
9083 (EXTRA_SPEC_FUNCTIONS): Define.
9084 (HAVE_LOCAL_CPU_DETECT): Define.
9085 (CC1_CPU_SPEC): Define.
9086 * config/rs6000/driver-rs6000.c: New file.
9087 * config/rs6000/aix.h (CC1_SPEC): Define.
9088 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
9089 * config.host: Add x-rs6000 to host_xmake_file if host and target
9090 are rs6000 or powerpc.
9092 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9094 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
9096 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9097 Sandra Loosemore <sandra@codesourcery.com>
9098 Chao-ying Fu <fu@mips.com>
9099 Nigel Stephens <nigel@mips.com>
9100 David Ung <davidu@mips.com>
9102 * doc/invoke.texi (-mcode-readable): Document.
9103 * config/mips/mips.opt (mcode-readable): New option.
9104 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
9105 * config/mips/mips.h (mips_code_readable_setting): New enum.
9106 (mips_code_readable): Declare.
9107 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
9108 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
9109 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
9110 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
9111 boiler-plate comments.
9112 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9113 * config/mips/mips.c (mips_code_readable): New variable.
9114 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
9115 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
9116 context and -mcode-readable setting to restrict the use of
9117 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
9118 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
9119 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
9120 (mips_blocks_for_constant_p): Only return false for
9121 TARGET_MIPS16_PCREL_LOADS.
9122 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
9123 for MIPS16. Handle SYMBOL_32_HIGH.
9124 (mips_const_insns): Allow HIGHs for MIPS16 too.
9125 (mips_unspec_address_offset): New function, split out from...
9126 (mips_unspec_address): ...here.
9127 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
9128 16-bit symbolic constants. Assert approropiate conditions for
9129 using the "la" and "dla" macros.
9130 (mips_handle_option): Handle -mcode-readable=.
9131 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
9132 Set up mips_lo_relocs[SYMBOL_32_HIGH].
9133 (mips_strip_unspec_address): New function, split out from...
9134 (print_operand_reloc): ...here.
9135 (print_operand): Pass constants through mips_strip_unspec_address.
9136 (print_operand_address): Likewise.
9137 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
9138 (mips_select_rtx_section): Remove MIPS16 handling.
9139 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
9140 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
9141 (mips16_lay_out_constants): Do nothing unless
9142 TARGET_MIPS16_PCREL_LOADS.
9143 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
9144 * config/mips/mips.md: Split HIGHs for MIPS16.
9145 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9147 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9149 * config/mips/mips-protos.h (mips_emit_move): Declare.
9150 * config/mips/mips.c (mips_emit_move): New function.
9151 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
9152 (mips_legitimize_const_move): Likewise.
9153 (mips_legitimize_move): Likewise.
9154 (mips_split_64bit_move): Likewise.
9155 (mips_restore_gp): Likewise.
9156 (mips_load_call_address): Likewise.
9157 (mips_emit_fcc_reload): Likewise.
9158 (mips_set_return_address): Likewise.
9159 (mips_block_move_straight): Likewise.
9160 (mips_block_move_loop): Likewise.
9161 (mips_setup_incoming_varargs): Likewise.
9162 (mips_save_reg): Likewise.
9163 (mips_expand_prologue): Likewise.
9164 (mips_restore_reg): Likewise.
9165 (mips_expand_epilogue): Likewise.
9166 (mips_output_mi_thunk): Likewise.
9167 (build_mips16_call_stub): Likewise.
9168 (mips_builtin_branch_and_move): Likewise.
9169 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
9170 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
9171 (fixuns_truncdfdi2): Likewise.
9172 (fixuns_truncsfsi2): Likewise.
9173 (fixuns_truncsfdi2): Likewise.
9174 (loadgp_absolute): Likewise.
9175 (builtin_setjmp_setup): Likewise.
9176 (builtin_longjmp): Likewise.
9177 (untyped_call): Likewise.
9179 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9181 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
9182 an "rtx *" argument. Return a bool.
9183 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
9184 values and return true if they can be split. Take the same kind of
9185 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
9186 and store the lo_sum there if nonnull. Use the symbol type to
9187 determine whether a $gp or HIGH is needed.
9188 (mips_legitimize_address): Update call to mips_split_symbol and
9189 simplify accordingly.
9190 (mips_legitimize_const_move): Likewise.
9191 * config/mips/mips.md: In the combine define_split,
9192 check mips_split_symbol instead of splittable_symbolic_operand.
9193 Update use of mips_split_symbol in the generator code.
9194 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
9196 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9198 * config/mips/mips.c (mips_symbolic_address_p): Delete.
9199 (mips_symbol_insns_1): New function, split out from...
9200 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
9201 and stores separately from load addresses.
9202 (mips_classify_address): Replace uses of mips_symbolic_address_p
9203 with uses of mips_symbol_insns.
9204 (mips_address_insns): Update calls to mips_symbol_insns.
9205 (mips_const_insns): Likewise.
9206 (mips_legitimize_address): Likewise.
9208 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9210 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
9211 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
9212 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
9213 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
9214 non-call contexts if TARGET_MIPS16.
9215 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
9216 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
9217 code for SYMBOL_ABSOLUTE.
9218 (mips_symbol_insns): Likewise.
9220 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9222 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
9223 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
9224 (mips_symbolic_constant_p): Likewise. Update the call to
9225 mips_classify_symbol.
9226 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
9227 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
9228 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
9229 (print_operand_reloc): Add a context argument. Update the call to
9230 mips_symbolic_constant_p.
9231 (print_operand): Update the calls to print_operand_reloc.
9232 (print_operand_address): Use print_operand_reloc rather than
9234 (mips_rewrite_small_data_p): Add a context argument. Update the call
9235 to mips_symbolic_constant_p.
9236 (mips_small_data_pattern_1): Make DATA the containing mem.
9237 Update the call to mips_rewrite_small_data_p.
9238 (mips_rewrite_small_data_1): Likewise.
9239 (mips_use_anchors_for_symbol_p): Update the call to
9240 mips_symbolic_constant_p.
9241 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9242 (splittable_symbolic_operand): Likewise.
9243 (move_operand): Likewise.
9244 (absolute_symbolic_operand): Likewise.
9245 (got_disp_operand): Likewise.
9246 (got_page_ofst_operand): Likewise.
9248 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9250 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
9251 (SYMBOL_ABSOLUTE): ...this.
9252 (SYMBOL_SMALL_DATA): Rename to...
9253 (SYMBOL_GP_RELATIVE): ...this.
9254 (SYMBOL_CONSTANT_POOL): Rename to...
9255 (SYMBOL_PC_RELATIVE): ...this.
9256 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
9257 (mips_symbolic_address_p, mips_symbol_insns, override_options)
9258 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
9259 after above changes.
9260 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9261 (general_symbolic_operand): Rename to...
9262 (absolute_symbolic_operand): ...this.
9263 * config/mips/mips.md: Update after above changes.
9265 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
9266 Revital Eres <eres@il.ibm.com>
9268 * ddg.c (print_ddg): Add dump information.
9269 * modulo-sched.c (print_node_sched_params): Add parameter and
9271 (calculate_maxii): Remove function.
9272 (undo_generate_reg_moves): Likewise.
9273 (undo_permute_partial_schedule): Likewise.
9274 (kernel_number_of_cycles): Likewise.
9275 (MAXII_FACTOR): New definition to calculate the upper bound of II.
9276 (sms_schedule): Use it. Remove profitability checks.
9277 (sms_schedule_by_order): Fix order of nodes within the cycle.
9279 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9281 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
9282 -profile option, add pie support.
9283 (ENDFILE_SPEC): New spec.
9284 * config/gnu.h (LIB_SPEC): Add -profile option.
9286 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9288 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
9289 * config/gnu.h (LIB_SPEC): Likewise.
9291 2007-08-07 Yaz Saito <saito@google.com>
9292 Ian Lance Taylor <iant@google.com>
9294 * common.opt (finstrument-functions-exclude-function-list): New
9296 (finstrument-functions-exclude-file-list): New option.
9297 * opts.c (char_p): Define and DEF_VEC.
9298 (flag_instrument_functions_exclude_functions): New static
9300 (flag_instrument_functions_exclude_files): New static variable.
9301 (add_instrument_functions_exclude_list): New static function.
9302 (flag_instrument_functions_exclude_p): New function.
9303 (common_handle_option): Handle new options.
9304 * flags.h (flag_instrument_functions_exclude_p): Declare.
9305 * gimplify.c (gimplify_function_tree): Call
9306 flag_instrument_functions_exclude_p.
9307 * doc/invoke.texi (Option Summary): Mention new options.
9308 (Code Gen Options): Document new options.
9310 2007-08-07 Ian Lance Taylor <iant@google.com>
9312 PR rtl-optimization/32776
9313 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
9314 (resolve_use): Likewise.
9315 (decompose_multiword_subregs): Remove "changed" local variable.
9317 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
9319 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
9320 * configure: Regenerate.
9321 * config.in: Regenerate.
9322 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
9325 2007-08-07 Ian Lance Taylor <iant@google.com>
9327 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
9328 note, just delete the insn.
9330 2007-08-07 Andreas Schwab <schwab@suse.de>
9333 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
9336 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
9338 * lower-subreg.c (resolve_subreg_use): Remove assertion.
9339 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
9340 (decompose_multiword_subregs): Use the functions above to decompose
9341 multiword shifts and zero-extends.
9343 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
9345 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
9346 "assemble" descriptions which were swapped.
9348 2007-08-06 Chao-ying Fu <fu@mips.com>
9350 * fixed-value.h: New file.
9351 * fixed-value.c: New file.
9352 * Makefile.in (OBJS-common): Add fixed-value.o.
9353 (fixed-value.o): New rule.
9354 (GTFILES): Add fixed-value.h.
9355 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
9356 to compare a.low and b.low.
9357 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
9359 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9360 Daniel Jacobowitz <dan@codesourcery.com>
9363 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
9365 (x86_64-*-netbsd*): Likewise.
9366 (x86_64-*-linux*): Likewise.
9367 (x86_64-*-kfreebsd*-gnu): Likewise.
9368 (x86_64-*-knetbsd*-gnu): Likewise.
9369 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
9371 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
9373 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
9374 Add -fno-asynchronous-unwind-tables.
9376 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
9377 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
9378 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
9379 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
9380 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
9382 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9384 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
9385 (TARGET_C_MODE_FOR_SUFFIX): New.
9387 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9389 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
9391 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9393 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
9395 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9397 * config/i386/i386.md: Check TARGET_ macros and optimize_size
9398 before checking function returns in conditional expressions.
9400 2007-08-06 Alfred Minarik <a.minarik@aon.at>
9403 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
9405 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9408 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
9409 for INTEGRAL_TYPE_P.
9411 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
9413 * configure.ac: Remove --enable-checking=df from default settings.
9414 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
9415 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
9416 if the parameter is true.
9417 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
9418 DF_VERIFY_SCHEDULED flag is true.
9419 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
9420 (df_finish_pass): Adjust prototype.
9421 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
9424 * see.c (pass_see): Add TODO_df_verify.
9425 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
9426 * global.c (rest_of_handle_global_alloc): Schedule verification
9428 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
9430 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
9431 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
9432 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
9434 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
9435 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
9436 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
9438 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
9439 Revital Eres <eres@il.ibm.com>
9441 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
9443 * ddg.c (create_ddg_dependence): Rename to...
9444 (create_ddg_dep_from_intra_loop_link): This. Do not check
9445 for interloop edges. Do not create anti dependence edge when
9446 a true dependence edge exists in the opposite direction and
9447 -fmodulo-sched-allow-regmoves is set.
9448 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
9449 (add_cross_iteration_register_deps): Create anti dependence edge
9450 when -fno-modulo-sched-allow-regmoves is set.
9451 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
9453 2007-08-04 Richard Sandiford <richard@codesourcery.com>
9455 * config/arm/arm.md (movsi): Add braces.
9457 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9460 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
9461 operands for the folding of "A - (A & B)" into "~B & A"; cast them
9464 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
9466 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
9467 state accessor functions.
9468 * cfgloopmanip.c (remove_path, create_preheaders,
9469 force_single_succ_latches, fix_loop_structure): Ditto.
9470 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9471 tree_duplicate_loop_to_header_edge): Ditto.
9472 * cfgloopanal.c (mark_irreducible_loops): Ditto.
9473 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
9475 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
9476 cleanup_tree_cfg): Ditto.
9477 * tree-cfg.c (tree_merge_blocks): Ditto.
9478 * cfgloop.c (rescan_loop_exit, record_loop_exits,
9479 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
9480 loop_preheader_edge, single_exit): Ditto.
9481 (flow_loops_find): Do not clear loops->state.
9482 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
9483 loops_state_clear): New functions.
9485 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9488 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9489 when adding to the base and convert ELT to sizetype instead of type.
9491 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9494 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
9495 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
9497 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9500 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
9501 correct type the negate expression.
9503 2007-08-03 Jan Hubicka <jh@suse.cz>
9505 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
9508 2007-08-03 David Edelsohn <edelsohn@gnu.org>
9510 * config/rs6000/rs6000.c (struct processor_cost): Change
9511 l1_cache_lines to l1_cache_size. Add l2_cache_size.
9512 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
9514 (rios1_costs, rios2_cost): Correct cache line size.
9515 (rs6000_override_options): Set l2-cache-size parameter.
9517 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9518 Diego Novillo <dnovillo@google.com>
9521 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
9522 if the range includes 0.
9524 2007-08-03 Ben Elliston <bje@au.ibm.com>
9526 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
9527 mode to unspec expressions to silence a warning from the generator
9530 2007-08-02 Steve Ellcey <sje@cup.hp.com>
9532 * config/ia64/constraints.md ("U"): Make constraint vector only.
9534 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
9537 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
9538 always_inline attribute on the function decl.
9540 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
9543 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
9544 if we are compiling with -fPIC.
9546 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
9547 Nigel Stephens <nigel@mips.com>
9549 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
9550 Define for MIPS32 and MIPS64.
9552 2007-08-02 Nick Clifton <nickc@redhat.com>
9554 * config/host-hpux.c: Change copyright header to refer to version
9555 3 of the GNU General Public License and to point readers at the
9556 COPYING3 file and the FSF's license web page.
9557 * config/alpha/predicates.md, config/alpha/vms-ld.c,
9558 config/alpha/linux.h, config/alpha/alpha.opt,
9559 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
9560 config/alpha/vms-unwind.h, config/alpha/ev4.md,
9561 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
9562 config/alpha/alpha.h, config/alpha/sync.md,
9563 config/alpha/openbsd.h, config/alpha/alpha.md,
9564 config/alpha/alpha-modes.def, config/alpha/ev5.md,
9565 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
9566 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
9567 config/alpha/constraints.md, config/alpha/osf.h,
9568 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
9569 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
9570 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
9571 config/frv/frv-asm.h, config/frv/frv-protos.h,
9572 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
9573 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
9574 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
9575 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
9576 config/s390/s390.opt, config/s390/s390-modes.def,
9577 config/s390/fixdfdi.h, config/s390/constraints.md,
9578 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
9579 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
9580 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
9581 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
9582 config/m32c/prologue.md, config/m32c/m32c.abi,
9583 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
9584 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
9585 config/m32c/t-m32c, config/m32c/m32c-modes.def,
9586 config/m32c/jump.md, config/m32c/shift.md,
9587 config/m32c/m32c-protos.h, config/libgloss.h,
9588 config/spu/spu-protos.h, config/spu/predicates.md,
9589 config/spu/spu-builtins.h, config/spu/spu.c,
9590 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
9591 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
9592 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
9593 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
9594 config/sparc/hypersparc.md, config/sparc/predicates.md,
9595 config/sparc/linux.h, config/sparc/sp64-elf.h,
9596 config/sparc/supersparc.md, config/sparc/cypress.md,
9597 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
9598 config/sparc/niagara.md, config/sparc/sparc.md,
9599 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
9600 config/sparc/sparc.opt, config/sparc/sync.md,
9601 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
9602 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
9603 config/sparc/sparc.c, config/sparc/little-endian.opt,
9604 config/sparc/sysv4-only.h, config/sparc/sparc.h,
9605 config/sparc/linux64.h, config/sparc/freebsd.h,
9606 config/sparc/sol2.h, config/sparc/rtemself.h,
9607 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
9608 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
9609 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
9610 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
9611 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
9612 config/m32r/linux.h, config/m32r/constraints.md,
9613 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
9614 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
9615 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
9616 config/i386/i386.md, config/i386/netware-crt0.c,
9617 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
9618 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
9619 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
9620 config/i386/sol2.h, config/i386/constraints.md,
9621 config/i386/netware-libgcc.c, config/i386/sysv5.h,
9622 config/i386/predicates.md, config/i386/geode.md,
9623 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
9624 config/i386/freebsd64.h, config/i386/vxworksae.h,
9625 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
9626 config/i386/rtemself.h, config/i386/netbsd-elf.h,
9627 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
9628 config/i386/netware.h, config/i386/i386-modes.def,
9629 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
9630 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
9631 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
9632 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
9633 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
9634 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
9635 config/i386/xm-mingw32.h, config/i386/linux64.h,
9636 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
9637 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
9638 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
9639 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
9640 config/i386/cygwin2.c, config/i386/i386-protos.h,
9641 config/i386/sync.md, config/i386/openbsd.h,
9642 config/i386/host-mingw32.c, config/i386/i386-aout.h,
9643 config/i386/nto.h, config/i386/biarch64.h,
9644 config/i386/i386-coff.h, config/i386/freebsd.h,
9645 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
9646 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
9647 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
9648 config/darwin-protos.h, config/linux.opt, config/sol2.c,
9649 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
9650 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
9651 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
9652 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
9653 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
9654 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
9655 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
9656 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
9657 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
9658 config/sh/superh64.h, config/sh/rtemself.h,
9659 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
9660 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
9661 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
9662 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
9663 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
9664 config/avr/predicates.md, config/avr/constraints.md,
9665 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
9666 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
9667 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
9668 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
9669 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
9670 config/c4x/c4x-modes.def, config/c4x/rtems.h,
9671 config/c4x/predicates.md, config/c4x/c4x.h,
9672 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
9673 config/xtensa/predicates.md, config/xtensa/xtensa.c,
9674 config/xtensa/linux.h, config/xtensa/xtensa.h,
9675 config/xtensa/elf.h, config/xtensa/xtensa.md,
9676 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
9677 config/xtensa/xtensa-protos.h, config/dbx.h,
9678 config/stormy16/predicates.md, config/stormy16/stormy16.md,
9679 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
9680 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
9681 config/host-solaris.c, config/fr30/fr30.h,
9682 config/fr30/predicates.md, config/fr30/fr30-protos.h,
9683 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
9684 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
9685 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
9686 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
9687 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
9688 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
9689 config/host-linux.c, config/interix3.h, config/cris/cris.c,
9690 config/cris/predicates.md, config/cris/linux.h,
9691 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
9692 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
9693 config/cris/aout.opt, config/cris/cris-protos.h,
9694 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
9695 config/iq2000/iq2000.h, config/iq2000/predicates.md,
9696 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
9697 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
9698 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
9699 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
9700 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
9701 config/chorus.h, config/mn10300/mn10300.c,
9702 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
9703 config/mn10300/mn10300.h, config/mn10300/linux.h,
9704 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
9705 config/mn10300/mn10300.md, config/ia64/predicates.md,
9706 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
9707 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
9708 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
9709 config/ia64/freebsd.h, config/ia64/ia64.md,
9710 config/ia64/ia64-modes.def, config/ia64/constraints.md,
9711 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
9712 config/gofast.h, config/rtems.h, config/sol2-10.h,
9713 config/m68k/predicates.md, config/m68k/m68k.md,
9714 config/m68k/linux.h, config/m68k/m68k-modes.def,
9715 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
9716 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
9717 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
9718 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
9719 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
9720 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
9721 config/m68k/constraints.md, config/m68k/rtemself.h,
9722 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
9723 config/m68k/uclinux.h, config/rs6000/power4.md,
9724 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
9725 config/rs6000/linux.h, config/rs6000/eabi.h,
9726 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
9727 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
9728 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
9729 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
9730 config/rs6000/windiss.h, config/rs6000/603.md,
9731 config/rs6000/aix41.h, config/rs6000/cell.md,
9732 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
9733 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
9734 config/rs6000/darwin.md, config/rs6000/darwin64.h,
9735 config/rs6000/default64.h, config/rs6000/7xx.md,
9736 config/rs6000/darwin.opt, config/rs6000/spe.md,
9737 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
9738 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
9739 config/rs6000/7450.md, config/rs6000/linux64.h,
9740 config/rs6000/constraints.md, config/rs6000/440.md,
9741 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
9742 config/rs6000/rs6000.c, config/rs6000/aix52.h,
9743 config/rs6000/rs6000.h, config/rs6000/power6.md,
9744 config/rs6000/predicates.md, config/rs6000/altivec.md,
9745 config/rs6000/aix64.opt, config/rs6000/rios1.md,
9746 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
9747 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
9748 config/rs6000/darwin7.h, config/rs6000/dfp.md,
9749 config/rs6000/linux64.opt, config/rs6000/sync.md,
9750 config/rs6000/vxworksae.h, config/rs6000/power5.md,
9751 config/rs6000/lynx.h, config/rs6000/biarch64.h,
9752 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
9753 config/rs6000/eabispe.h, config/rs6000/e500.h,
9754 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
9755 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
9756 config/rs6000/aix.h, config/rs6000/vxworks.h,
9757 config/rs6000/40x.md, config/rs6000/aix51.h,
9758 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
9759 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
9760 config/arc/arc.h, config/mcore/mcore-elf.h,
9761 config/mcore/mcore-protos.h, config/mcore/predicates.md,
9762 config/mcore/mcore.md, config/mcore/mcore.c,
9763 config/mcore/mcore.opt, config/mcore/mcore.h,
9764 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
9765 config/score/predicates.md, config/score/score-version.h,
9766 config/score/score-protos.h, config/score/misc.md,
9767 config/score/elf.h, config/score/score.c, config/score/mac.md,
9768 config/score/score7.md, config/score/score.h,
9769 config/score/score-conv.h, config/score/score-mdaux.c,
9770 config/score/score.md, config/score/score.opt,
9771 config/score/score-modes.def, config/score/score-mdaux.h,
9772 config/score/mul-div.S, config/arm/uclinux-elf.h,
9773 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
9774 config/arm/symbian.h, config/arm/linux-elf.h,
9775 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
9776 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
9777 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
9778 config/arm/strongarm-pe.h, config/arm/arm.h,
9779 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
9780 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
9781 config/arm/arm-modes.def, config/arm/linux-eabi.h,
9782 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
9783 config/arm/arm-cores.def, config/arm/arm-protos.h,
9784 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
9785 config/arm/wince-pe.h, config/arm/neon.md,
9786 config/arm/constraints.md, config/arm/neon.ml,
9787 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
9788 config/arm/arm.opt, config/arm/arm926ejs.md,
9789 config/arm/predicates.md, config/arm/iwmmxt.md,
9790 config/arm/arm_neon.h, config/arm/unknown-elf.h,
9791 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
9792 config/arm/neon-testgen.ml, config/arm/arm.md,
9793 config/arm/xscale-coff.h, config/arm/pe.c,
9794 config/arm/arm-generic.md, config/arm/pe.h,
9795 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
9796 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
9797 config/arm/strongarm-elf.h, config/arm/cirrus.md,
9798 config/arm/netbsd-elf.h, config/arm/vxworks.h,
9799 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
9800 config/pa/predicates.md, config/pa/pa64-hpux.h,
9801 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
9802 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
9803 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
9804 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
9805 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
9806 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
9807 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
9808 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
9809 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
9810 config/pa/pa64-regs.h, config/pa/pa-modes.def,
9811 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
9812 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
9813 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
9814 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
9815 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
9816 config/mips/linux64.h, config/mips/elforion.h,
9817 config/mips/constraints.md, config/mips/generic.md,
9818 config/mips/predicates.md, config/mips/4300.md,
9819 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
9820 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
9821 config/mips/5k.md, config/mips/vr4120-div.S,
9822 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
9823 config/mips/mips-protos.h, config/mips/6000.md,
9824 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
9825 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
9826 config/mips/mips-modes.def, config/mips/vr.h,
9827 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
9828 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
9829 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
9830 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
9831 config/vax/openbsd1.h, config/vax/netbsd.h,
9832 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
9833 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
9834 config/h8300/rtems.h, config/h8300/predicates.md,
9835 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
9836 config/h8300/h8300.md, config/h8300/h8300.opt,
9837 config/h8300/coff.h, config/h8300/h8300-protos.h,
9838 config/v850/v850.md, config/v850/predicates.md,
9839 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
9840 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
9841 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
9842 config/mmix/mmix.h, config/mmix/predicates.md,
9843 config/mmix/mmix-protos.h, config/mmix/mmix.md,
9844 config/mmix/mmix.c, config/mmix/mmix.opt,
9845 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
9846 config/bfin/rtems.h, config/bfin/bfin-modes.def,
9847 config/bfin/predicates.md, config/bfin/bfin-protos.h,
9848 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
9851 2007-08-02 Richard Sandiford <richard@codesourcery.com>
9853 * emit-rtl.c (reset_used_decls): Rename to...
9854 (set_used_decls): ...this. Set the used flag rather than clearing it.
9855 (unshare_all_rtl_again): Update accordingly. Set flags on argument
9856 DECL_RTLs rather than resetting them.
9858 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
9860 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
9862 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
9864 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
9865 argument to find_reloads_address.
9867 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
9869 PR tree-optimization/32919
9870 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
9871 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
9872 (coalesce_ssa_name): Call it.
9874 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
9875 David Ung <davidu@mips.com>
9877 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
9878 (__mips16_unorddf2, __mips16_floatunsidf): New.
9879 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
9881 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
9883 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9885 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
9886 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
9887 * tree.h (OMP_SECTIONS_CONTROL): New macro.
9888 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
9889 * omp-low.c (get_ws_args_for, determine_parallel_type,
9890 expand_omp_for_generic, expand_omp_for_static_nochunk,
9891 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
9892 Work with more precise CFG.
9893 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
9894 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
9896 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
9897 * gimple-low.c (lower_stmt): Ditto.
9898 * tree-inline.c (estimate_num_insns_1): Ditto.
9899 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
9900 (OMP_SECTIONS_SWITCH): New.
9901 * tree-cfgcleanup.c (cleanup_omp_return): New.
9902 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
9903 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
9904 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
9905 (tree_redirect_edge_and_branch): Handle omp constructs.
9907 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
9908 with three arguments.
9910 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9912 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
9915 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9917 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
9918 the loop structures may need fixing.
9919 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
9921 (cleanup_tree_cfg_loop): Removed.
9922 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
9923 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
9924 instead of running cleanup_tree_cfg_loop.
9925 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
9926 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
9927 (tree_predictive_commoning): Declaration changed.
9928 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
9930 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9932 * doc/invoke.texi (l1-cache-size): Update documentation.
9933 (l2-cache-size): Document.
9934 * params.h (L2_CACHE_SIZE): New macro.
9935 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
9936 that L1_CACHE_SIZE is in kB now.
9937 (L2_CACHE_SIZE_BYTES): New macro.
9938 (tree_ssa_prefetch_arrays): Show size in kB.
9939 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
9940 and l2_cache_size fields.
9941 * config/i386/driver-i386.c (describe_cache): Detect cache size
9943 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
9944 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
9945 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
9946 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
9947 (override_options): Set l1-cache-size and l2-cache-size to default
9948 values if not specified otherwise.
9949 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
9950 (PARAM_L2_CACHE_SIZE): New.
9952 2007-08-01 Nigel Stephens <nigel@mips.com>
9953 David Ung <davidu@mips.com>
9954 Thiemo Seufer <ths@mips.com>
9955 Chris Dearman <chris@mips.com>
9956 Richard Sandiford <richard@codesourcery.com>
9958 * config.gcc (mips*-sde-elf*): New stanza.
9959 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
9960 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
9961 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
9962 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
9963 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
9964 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
9966 * config/mips/sde.h: New file.
9967 * config/mips/t-libgcc-mips16: Likewise.
9968 * config/mips/t-sde: Likewise.
9969 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
9970 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
9971 _MIPS_FPSET and _MIPS_SZINT.
9972 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
9973 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
9974 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
9975 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
9976 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9977 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9978 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
9979 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
9980 _MIPS_SZPTR and _MIPS_FPSET.
9981 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
9982 architecture is specified.
9983 (MIPS_32BIT_OPTION_SPEC): New macro.
9985 2007-07-31 Dan Hipschman <dsh@google.com>
9987 * gcc.c (end_going_arg): New function.
9988 (do_spec_2): Use it.
9989 (do_spec_1): Use it.
9991 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
9993 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
9994 only if ENABLE_CHECKING is defined.
9996 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
9998 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
9999 df_ru_add_problem, df_ru_get_bb_info): Removed.
10000 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
10001 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
10002 df_ru_free_bb_info, df_ru_alloc,
10003 df_ru_bb_local_compute_process_def,
10004 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
10005 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
10006 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
10007 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
10008 df_ru_add_problem): Removed.
10010 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10013 * pa.md (casesi32): Use match_scratch. Revise insn condition.
10014 (casesi32p, casesi64p): Likewise.
10015 (casesi): Adjust for above.
10017 2007-07-31 Richard Sandiford <richard@codesourcery.com>
10019 * mode-switching.c (create_pre_exit): Don't search past calls.
10021 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
10023 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
10025 2007-07-31 Revital Eres <eres@il.ibm.com>
10027 * ddg.c (add_deps_for_def): Rename to...
10028 (add_cross_iteration_register_deps): This. Change implementation
10029 to use only reaching def and def-use chains to construct the
10030 inter loop dependencies.
10031 (add_deps_for_use): Remove function.
10032 (build_inter_loop_deps): Call add_cross_iteration_register_deps
10033 function to build the inter loop dependencies.
10034 * modulo-sched.c (sms_schedule): Build only
10035 reaching def and def-use chains for the propose of the ddg
10038 2007-07-31 Julian Brown <julian@codesourcery.com>
10040 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
10041 New define_insns. Use correct RTL.
10042 (vec_set<mode>): Write as expander.
10044 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
10046 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
10047 to an unallocated space.
10049 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
10052 (split_constant_offset): Enable split_constant_offset to extract
10053 constants from other statements.
10054 * tree-vect-transform.c
10055 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
10056 to a temp var. Force base_offset to be simple.
10058 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
10060 * df-scan.c (df_scan_verify): Remove artificial limit on
10061 the number of blocks for verification.
10062 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
10063 df_simulate_defs): Avoid unnecessary insn checking for defs.
10065 2007-07-29 Mark Mitchell <mark@codesourcery.com>
10067 * config/m68k/lb1sf68.asm (FUNC): New macro.
10068 (__mulsi3): Use it.
10069 (__udivsi3): Likewise.
10070 (__divsi3): Likewise.
10071 (__umodsi3): Likewise.
10072 (__modsi3): Likewise.
10073 (__subdf3): Likewise.
10074 (__adddf3): Likewise.
10075 (__muldf3): Likewise.
10076 (__divdf3): Likewise.
10077 (__negdf2): Likewise.
10078 (__cmpdf2): Likewise.
10079 (__subsf3): Likewise.
10080 (__addsf3): Likewise.
10081 (__mulsf3): Likewise.
10082 (__divsf3): Likewise.
10083 (__negsf2): Likewise.
10084 (__cmpsf2): Likewise.
10085 (__eqdf2): Likewise.
10086 (__nedf2): Likewise.
10087 (__gtdf2): Likewise.
10088 (__gedf2): Likewise.
10089 (__ltdf2): Likewise.
10090 (__ledf2): Likewise.
10091 (__eqsf2): Likewise.
10092 (__nesf2): Likewise.
10093 (__gtsf2): Likewise.
10094 (__gesf2): Likewise.
10095 (__ltsf2): Likewise.
10096 (__lesf2): Likewise.
10098 2007-07-30 Ollie Wild <aaw@google.com>
10100 * c-ppoutput.c (print_lines_directives_only): New function.
10101 (scan_translation_unit_directives_only): New function.
10102 (preprocess_file): Add call to scan_translation_unit_directives_only.
10103 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
10104 (sanitize_cpp_opts): Add default flag_dump_macros setting for
10105 -fdirectives-only. Add errors for -fdirectives-only conflict with
10106 -Wunused-macros and -traditional.
10107 (finish_options): Add builtin macro initialization for
10108 -fdirectives-only + -fpreprocessed.
10109 * c.opt (fdirectives-only): New.
10110 * doc/cppopts.texi (fdirectives-only): New.
10112 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10114 * alias.c (record_set, memory_modified_1): Constify.
10115 * bt-load.c (note_btr_set): Likewise.
10116 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
10117 * combine.c (set_nonzero_bits_and_sign_copies,
10118 expand_field_assignment, record_dead_and_set_regs_1,
10119 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
10120 likely_spilled_retval_1): Likewise.
10121 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
10122 frv_io_handle_set): Likewise.
10123 * config/mips/mips.c (mips_sim_record_set,
10124 vr4130_true_reg_dependence_p_1): Likewise.
10125 * config/mt/mt.c (insn_dependent_p_1): Likewise.
10126 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
10127 * config/sh/sh.c (flow_dependent_p_1): Likewise.
10128 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
10129 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
10130 * ddg.c (mark_mem_store): Likewise.
10131 * df-problems.c (df_urec_mark_reg_change): Likewise.
10132 * function.c (update_epilogue_consts): Likewise.
10133 * gcse.c (record_set_info, record_last_set_info,
10134 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
10135 reg_clear_last_set): Likewise.
10136 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
10138 * jump.c (reversed_comparison_code_parts): Likewise.
10139 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
10140 reg_is_set): Likewise.
10141 * loop-iv.c (mark_altered): Likewise.
10142 * mode-switching.c (reg_becomes_live): Likewise.
10143 * optabs.c (no_conflict_move_test): Likewise.
10144 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
10146 * postreload.c (reload_combine_note_store, move2add_note_store):
10148 * regmove.c (flags_set_1): Likewise.
10149 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
10151 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
10153 * resource.c (update_live_status): Likewise.
10154 * rtl.h (set_of, note_stores): Likewise.
10155 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
10156 note_stores, parms_set): Likewise.
10157 * sched-rgn.c (sets_likely_spilled_1): Likewise.
10158 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
10160 * var-tracking.c (count_stores, add_stores): Likewise.
10162 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10164 * alias.c (mems_in_disjoint_alias_sets_p,
10165 fixed_scalar_and_varying_struct_p, aliases_everything_p,
10166 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
10167 write_dependence_p, mems_in_disjoint_alias_sets_p,
10168 read_dependence, true_dependence, canon_true_dependence,
10169 anti_dependence, output_dependence): Constify.
10170 * combine.c (extended_count): Likewise.
10171 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
10172 * cselib.c (get_value_hash, references_value_p,
10173 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
10174 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
10175 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
10176 * function.c (contains, prologue_epilogue_contains,
10177 sibcall_epilogue_contains): Likewise.
10178 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
10179 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
10180 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
10181 reg_or_subregno): Likewise.
10182 * recog.c (asm_noperands): Likewise.
10183 * reload1.c (function_invariant_p): Likewise.
10184 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
10185 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
10186 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
10187 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
10188 true_regnum, reg_or_subregno, condjump_in_parallel_p,
10189 extended_count, prologue_epilogue_contains,
10190 sibcall_epilogue_contains, function_invariant_p, true_dependence,
10191 canon_true_dependence, read_dependence, anti_dependence,
10192 output_dependence): Likewise.
10193 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
10195 2007-07-30 Julian Brown <julian@codesourcery.com>
10197 * config/arm/neon.md (V_ext): New mode attribute.
10198 (neon_vget_lane<mode>): Replace with define_expand.
10199 (neon_vget_lane<mode>_sext_internal)
10200 (neon_vget_lane<mode>_zext_internal): New define_insns for double
10201 and quad precision vectors.
10202 (neon_vget_lanedi): Add bounds check. Remove dead comment.
10203 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
10204 have typeless 32-bit result.
10206 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10209 * tree-affine.h (aff_tree): The type of rest is sizetype for types
10211 * tree-affine.c (aff_combination_scale): If type is a pointer type,
10212 use sizetype for rest.
10213 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
10214 (aff_combination_convert): Don't convert rest for pointer types.
10216 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10218 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
10220 * tree-ssa-alias.c: Add alloc-pool.h.
10221 (init_alias_info): Free alias_bitmap_obstack.
10222 (delete_alias_info): Call delete_mem_ref_stats.
10223 (get_mem_sym_stats_for): Use alloc_pool.
10224 (init_mem_ref_stats): Do not delete mem_ref_stats here.
10225 (delete_mem_sym_stats): Removed.
10227 2007-07-29 Sebastian Pop <sebpop@gmail.com>
10229 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
10230 functions cannot be represented as classical distance vectors.
10232 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10234 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
10235 * builtins.c (validate_arg, builtin_mathfn_code,
10236 validate_arglist): Likewise.
10237 * calls.c (call_expr_flags): Likewise.
10238 * combine.c (reg_nonzero_bits_for_combine,
10239 reg_num_sign_bit_copies_for_combine, get_last_value,
10240 reg_truncated_to_mode): Likewise.
10241 * emit-rtl.c (subreg_lowpart_p): Likewise.
10242 * expr.c (highest_pow2_factor_for_target,
10243 categorize_ctor_elements_1, categorize_ctor_elements,
10244 count_type_elements, contains_packed_reference,
10245 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
10246 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
10247 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
10248 native_encode_int, native_encode_real, native_encode_complex,
10249 native_encode_vector, native_encode_expr, native_interpret_int,
10250 native_interpret_real, native_interpret_complex,
10251 native_interpret_vector, native_interpret_expr): Likewise.
10252 * function.c (use_register_for_decl): Likewise.
10253 * gimplify.c (get_name): Likewise.
10254 * langhooks-def.h (lhd_return_null_const_tree): New.
10255 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
10256 * langhooks.c (lhd_return_null_const_tree): New.
10257 * langhooks.h (lang_get_callee_fndecl): Constify.
10258 * output.h (constructor_static_from_elts_p): Likewise.
10259 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
10260 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
10261 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
10262 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
10263 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
10264 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
10265 * rtlhooks-def.h (reg_nonzero_bits_general,
10266 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
10268 * rtlhooks.c (reg_num_sign_bit_copies_general,
10269 reg_nonzero_bits_general, reg_truncated_to_mode_general):
10271 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
10272 * stor-layout.c (mode_for_size_tree): Likewise.
10273 * tree-ssa-loop-im.c (memref_eq): Likewise.
10274 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
10275 * tree.c (contains_placeholder_p, type_list_equal,
10276 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
10278 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
10279 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
10280 contains_placeholder_p, contains_packed_reference,
10281 get_callee_fndecl, operand_equal_for_phi_arg_p,
10282 warn_if_unused_value, is_body_block, native_encode_expr,
10283 native_interpret_expr, fold_convertible_p, operand_equal_p,
10284 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
10285 validate_arglist, simple_cst_equal, type_list_equal,
10286 use_register_for_decl, call_expr_flags, get_name,
10287 highest_pow2_factor): Likewise.
10288 (const_call_expr_arg_iterator_d,
10289 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
10290 first_const_call_expr_arg, more_const_call_expr_args_p,
10291 FOR_EACH_CONST_CALL_EXPR_ARG): New.
10292 * varasm.c (constructor_static_from_elts_p): Constify.
10294 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
10296 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
10297 config/arm/neon-schedgen.ml, config/arm/neon.ml,
10298 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
10299 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
10300 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
10301 tree-vect-transform.c, tree.def: Fix comment typos. Follow
10302 spelling conventions.
10303 * doc/invoke.texi: Follow spelling conventions.
10305 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
10306 Revital Eres <eres@il.ibm.com>
10308 * modulo-sched.c (sms_schedule): Avoid loops which includes
10309 auto-increment instructions.
10311 2007-07-28 Richard Guenther <rguenther@suse.de>
10313 PR middle-end/32920
10314 * fold-const.c (fold_cond_expr_with_comparison): Convert
10315 operand zero of MIN/MAX_EXPR to correct type.
10317 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10319 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
10320 flags_from_decl_or_type): Constify.
10321 * gcc.c (do_spec_1): Likewise.
10322 * print-tree.c (dump_addr, print_node_brief): Likewise.
10323 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
10324 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
10325 tree_purge_all_dead_eh_edges): Likewise.
10326 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
10327 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
10329 * tree.c (expr_location, expr_has_location, expr_locus,
10330 expr_filename, expr_lineno, get_inner_array_type,
10331 fields_compatible_p): Likewise.
10332 * tree.h (get_inner_array_type, fields_compatible_p,
10333 expr_location, expr_has_location, expr_locus, expr_filename,
10334 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
10335 setjmp_call_p, alloca_call_p): Likewise.
10337 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10339 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
10340 TV_FLOW_INSENSITIVE.
10342 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
10344 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
10345 (compute_flow_insensitive_aliasing): Ditto for
10346 TV_FLOW_INSENSITIVE.
10348 2007-07-27 Jan Hubicka <jh@suse.cz>
10350 * config/i386/i386.c (register_move_cost): Remove accidentally
10351 comitted #if 0 block.
10353 * attribs.c: Include hashtab.h
10354 (attribute_hash): New.
10355 (substring): New structure.
10356 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
10358 (init_attributes): Initialize attribute hash.
10359 (decl_attributes): Use attribute hash.
10360 * Makefile.in (attribs.c): Depend on hashtab.h.
10362 2007-07-27 Steve Ellcey <sje@cup.hp.com>
10364 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
10366 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10368 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
10369 __mips_dspr2 and __mips_dsp_rev macros.
10370 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
10372 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
10374 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
10376 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
10378 PR middle-end/32749
10380 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
10381 and the updating of the live and do_not_gen sets.
10382 (df_note_bb_compute): Added updating of live and do_not_gen sets
10383 for regular defs so that the case of clobber inside conditional
10384 call is processed correctly.
10386 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10388 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
10389 operands with compatible type.
10391 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10393 * expr.h (store_bit_field): Don't return a value.
10394 * expmed.c (check_predicate_volatile_ok): New function.
10395 (store_bit_field_1): New function, extracted from store_bit_field.
10396 Take a fallback_p argument and return true if the operation succeeded.
10397 Only use store_fixed_bit_field if fallback_p. Don't recompute
10398 mode_for_extraction; use op_mode instead. Try forcing memories
10399 into registers if the insv expander fails.
10400 (store_bit_field): Use store_bit_field_1 with fallback_p true.
10401 Don't return a value.
10402 (convert_extracted_bit_field): New function, extracted from
10404 (extract_bit_field_1): Likewise. Take a fallback_p argument
10405 and return NULL if the operation succeeded. Only use
10406 extract_fixed_bit_field if fallback_p. Only calculate one
10407 extraction mode. Combine code for extv and extzv. Try forcing
10408 memories into registers if the ext(z)v expander fails.
10409 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
10411 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10413 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
10415 (df_ref): Likewise. Put regno with other integer fields.
10417 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10419 * df.h (df_mw_hardreg): Remove "loc" field.
10420 * df-scan.c (df_ref_record): Don't set it. Remove redundant
10422 * df-problems.c (df_whole_mw_reg_unused_p): New function,
10423 split out from df_set_unused_notes_for_mw. Return false for
10424 partial references. Assert that mw_reg is a REG when returning true.
10425 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
10426 (df_whole_mw_reg_dead_p): New function, split out from
10427 df_set_dead_notes_for_mw. Return false for partial references.
10428 Assert that mw_reg is a REG when returning true.
10429 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
10430 Remove redundant bitmap check.
10432 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
10434 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
10435 ($(T)crtend.o): Likwise.
10436 ($(T)crtbeginS.o): Likwise.
10437 ($(T)crtendS.o): Likwise.
10438 ($(T)crtfastmath.o): Likwise.
10440 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
10442 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
10443 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
10444 * basic-block.h (struct control_flow_graph): Added x_dom_computed
10445 and x_n_bbs_in_dom_tree fields.
10447 2007-07-26 Steve Ellcey <sje@cup.hp.com>
10449 PR tree-optimization/32087
10450 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
10451 Do not call scale_bbs_frequencies_int with prob of zero.
10453 2007-07-26 Julian Brown <julian@codesourcery.com>
10455 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
10456 (neon_element_bits): Add prototypes.
10457 * config/arm/arm.c (bounds_check, neon_lane_bounds)
10458 (neon_const_bounds, neon_element_bits): New functions.
10459 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
10460 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
10461 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
10462 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
10463 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
10464 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
10465 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
10466 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
10467 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
10468 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
10469 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
10470 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
10471 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
10473 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
10475 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
10476 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
10478 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
10479 Julian Brown <julian@codesourcery.com>
10481 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
10482 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
10483 * config/arm/cortex-a8.md: New.
10484 * config/arm/cortex-a8-neon.md: New.
10485 * config/arm/neon-schedgen.ml: New.
10486 * config/arm/neon.md (vqh_mnem): New.
10488 (Is_float_mode): New.
10489 (Scalar_mul_8_16): New.
10491 (V_mode_nunits): New.
10492 (All instruction patterns): Annotate with neon_type attribute
10494 * config/arm/arm.md: Include cortex-a8.md.
10495 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
10497 Annotate instruction patterns accordingly.
10498 (generic_sched): Do not use generic scheduling for Cortex-A8.
10499 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
10501 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
10503 * fold-const.c (fold_read_from_constant_string): Use
10504 build_int_cst_type.
10505 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10507 2007-07-26 Nick Clifton <nickc@redhat.com>
10509 * tree-ssa-operands.h: Change copyright header to refer to version
10510 3 of the GNU General Public License and to point readers at the
10511 COPYING3 file and the FSF's license web page.
10512 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
10513 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
10514 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
10515 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
10516 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
10517 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
10518 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
10519 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
10520 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
10521 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
10522 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
10523 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
10524 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
10525 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
10526 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
10527 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
10528 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
10529 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
10530 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
10531 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
10532 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
10533 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
10534 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
10535 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
10536 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
10537 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
10538 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
10539 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
10540 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
10541 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
10542 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
10543 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
10544 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
10545 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
10546 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
10547 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
10548 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
10549 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
10550 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
10551 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
10552 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
10553 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
10554 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
10555 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
10556 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
10557 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
10558 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
10559 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
10560 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
10561 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
10562 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
10563 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
10564 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
10565 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
10566 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
10567 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
10568 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
10569 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
10570 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
10571 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
10572 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
10573 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
10574 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
10575 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
10576 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
10577 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
10578 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
10579 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
10580 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
10581 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
10582 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
10583 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
10584 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
10585 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
10586 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
10587 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
10588 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
10589 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
10590 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
10591 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
10592 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
10593 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
10594 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
10595 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
10596 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
10597 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
10598 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
10599 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
10600 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
10601 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
10602 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
10603 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
10604 vecprim.h, basic-block.h, tree-ssa-structalias.c,
10605 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
10606 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
10607 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
10608 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
10609 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
10610 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
10611 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
10612 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
10613 convert.c, convert.h, langhooks-def.h, reload1.c,
10614 tree-ssa-operands.c: Likewise.
10616 2007-07-26 Jan Hubicka <jh@suse.cz>
10618 * tree-ssa-live.c: Include debug.h and flags.h.
10619 (mark_scope_block_unused): New function.
10620 (remove_unused_scope_block_p): New function.
10621 (remove_unused_locals): Remove unused blocks too.
10623 2007-07-25 Ian Lance Taylor <iant@google.com>
10625 * combine.c (combine_max_regno): Remove. Remove all uses.
10626 (struct reg_stat_struct): Rename from struct reg_stat.
10627 (reg_stat_type): Define, and declare VECs.
10628 (reg_stat): Change from pointer to VEC. Change all uses.
10629 (combine_split_insns): New static function.
10630 (try_combine, find_split_point): Call it instead of split_insns.
10632 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10634 * cfghooks.c (split_block): Fix the information about loop latch.
10636 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10638 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
10640 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10642 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
10643 Scan the new edge for loop exit info.
10645 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
10647 * config/darwin.c: Include debug.h.
10649 2007-07-25 Steve Ellcey <sje@cup.hp.com>
10652 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
10654 2007-07-25 Steve Ellcey <sje@cup.hp.com>
10656 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
10657 (HARD_REGNO_MODE_OK): Ditto.
10658 (MODES_TIEABLE_P): Ditto.
10659 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
10660 (CLASS_MAX_NREGS): Ditto.
10661 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
10662 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
10663 (divdf3_internal_thr): Removed.
10664 * config/ia64/div.md: New file.
10665 * config/ia64/constraints.md: Add H constraint.
10667 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10669 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
10670 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
10671 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
10672 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
10673 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
10674 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
10675 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
10676 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
10677 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
10678 dump_sbitmap_file, debug_sbitmap, popcount_table,
10679 sbitmap_popcount): Constify.
10680 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
10681 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
10682 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
10683 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
10684 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
10685 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
10686 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
10687 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
10688 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
10689 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
10690 sbitmap_popcount, sbitmap_verify_popcount): Constify.
10692 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10694 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
10695 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
10696 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
10697 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
10698 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
10699 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
10700 bitmap_intersect_p, bitmap_intersect_compl_p,
10701 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10702 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
10704 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
10705 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
10706 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
10707 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
10708 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10709 debug_bitmap, debug_bitmap_file, bitmap_print,
10710 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
10711 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
10713 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
10715 * config/darwin.c (darwin_override_options): Additional fix for
10716 debug info formats that don't support var tracking.
10718 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10720 * cselib.c (entry_and_rtx_equal_p): Constify.
10721 * gengtype.c (output_mangled_typename, write_types, write_local):
10723 * gengtype.h (const_type_p): New.
10724 * see.c (eq_descriptor_extension, hash_descriptor_extension):
10726 * tlink.c (scan_linker_output): De-constify.
10727 * tree-ssa-loop-im.c (memref_eq): Constify.
10728 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
10729 (shared_bitmap_hash, shared_bitmap_eq): Constify.
10731 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10733 * c-common.c (fname_as_string, c_type_hash): Constify.
10734 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10735 * cgraph.c (edge_hash, edge_eq): Likewise.
10736 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
10737 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
10738 reg_attrs_htab_eq): Likewise.
10739 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
10741 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
10742 const_decl_t, const_state_t, const_automata_list_el_t): New.
10743 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
10744 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
10745 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
10746 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
10747 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
10748 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
10749 compare_max_occ_cycle_nums, out_state_arcs_num,
10750 compare_transition_els_num, units_cmp, state_reservs_cmp):
10752 * genmodes.c (cmp_modes): Likewise.
10753 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
10754 * gimplify.c (compare_case_labels): Likewise.
10755 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
10756 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
10757 * matrix-reorg.c (mtt_info_hash): Likewise.
10758 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
10759 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
10760 (htab_hash_bucket, htab_hash_elem): Constify.
10761 * tree-browser.c (TB_parent_eq): Likewise.
10762 * tree-scalar-evolution.c (hash_scev_info): Likewise.
10763 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
10764 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
10765 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
10767 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
10768 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
10769 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
10770 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
10771 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
10773 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
10774 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
10775 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
10776 * tree-ssa-threadupdate.c (redirection_data_hash,
10777 redirection_data_eq): Likewise.
10778 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
10779 * tree-ssa.c (var_ann_eq): Likewise.
10780 * tree-vrp.c (compare_case_labels): Likewise.
10781 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
10782 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
10783 tree_not_check_failed, tree_class_check_failed,
10784 tree_range_check_failed, tree_not_class_check_failed,
10785 omp_clause_check_failed, omp_clause_range_check_failed,
10786 tree_contains_struct_check_failed, tree_operand_check_failed):
10788 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
10789 tree_not_check_failed, tree_class_check_failed,
10790 tree_range_check_failed, tree_not_class_check_failed,
10791 tree_operand_check_failed, omp_clause_operand_check_failed,
10792 tree_operand_length): Likewise.
10793 * var-tracking.c (const_variable): New.
10794 (variable_htab_hash, variable_htab_eq): Constify.
10795 * varasm.c (const_desc_hash): Likewise.
10797 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10799 * expr.c (handled_component_p): Constify.
10800 * fold-const.c (fit_double_type): Likewise.
10801 * real.h (real_value_from_int_cst): Likewise.
10802 * tree-flow-inline.h (gimple_in_ssa_p,
10803 gimple_aliases_computed_p, gimple_addressable_vars,
10804 gimple_call_clobbered_vars, gimple_referenced_vars,
10805 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
10806 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
10807 may_aliases, end_readonly_imm_use_p, has_zero_uses,
10808 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
10809 is_label_stmt, is_global_var, phi_ssa_name_p,
10810 factoring_name_p, is_call_clobbered, tree_common_ann,
10811 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
10812 unmodifiable_var_p, array_ref_contains_indirect_ref,
10813 ref_contains_array_ref, lookup_subvars_for_var,
10814 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
10815 gimple_mem_ref_stats): Likewise.
10816 * tree-flow.h (tree_common_ann, var_ann, function_ann,
10817 may_aliases, is_exec_stmt, is_label_stmt,
10818 ref_contains_array_ref, array_ref_contains_indirect_ref,
10819 var_can_have_subvars, overlap_subvar, is_call_clobbered,
10820 unmodifiable_var_p): Likewise.
10821 * tree-gimple.c (is_gimple_min_invariant): Likewise.
10822 * tree-gimple.h (is_gimple_min_invariant): Likewise.
10823 * tree.c (type_hash_list, attribute_hash_list, tree_size,
10824 cst_and_fits_in_hwi, real_value_from_int_cst,
10825 build_real_from_int_cst, integer_zerop, integer_onep,
10826 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
10827 tree_floor_log2, real_zerop, real_onep, real_twop,
10828 real_minus_onep, really_constant_p, purpose_member, chain_member,
10829 list_length, fields_length, int_size_in_bytes, bit_position,
10830 int_bit_position, byte_position, int_byte_position, expr_align,
10831 array_type_nelts, tree_node_structure,
10832 type_contains_placeholder_1, iterative_hash_pointer,
10833 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
10834 tree_map_base_eq, type_hash_list, type_hash_eq,
10835 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
10836 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
10837 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
10838 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
10839 int_fits_type_p, get_containing_scope, decl_function_context,
10840 decl_type_context, omp_clause_operand_check_failed,
10841 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
10842 * tree.h (omp_clause_operand_check_failed, tree_size,
10843 build_real_from_int_cst, array_type_nelts, purpose_member,
10844 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
10845 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
10846 is_attribute_p, check_qualified_type, expr_align,
10847 int_size_in_bytes, bit_position, int_bit_position, byte_position,
10848 int_byte_position, list_length, fields_length, initializer_zerop,
10849 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
10850 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
10851 tree_node_structure, handled_component_p, get_containing_scope,
10852 decl_function_context, decl_type_context, real_zerop,
10853 type_num_arguments, fit_double_type, really_constant_p,
10854 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
10855 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
10856 real_twop, real_minus_onep, int_cst_value): Likewise.
10858 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10860 * cfglayout.c (insn_scope, insn_line): Constify.
10861 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
10862 const_double_htab_hash, const_double_htab_eq,
10863 mem_attrs_htab_hash): Likewise.
10864 * loop-iv.c (biv_eq): Likewise.
10865 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
10866 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
10867 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
10869 * rtl-error.c (location_for_asm, diagnostic_for_asm,
10870 error_for_asm, warning_for_asm, _fatal_insn,
10871 _fatal_insn_not_found): Likewise.
10872 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
10873 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
10874 rtl_check_failed_type2, rtl_check_failed_code1,
10875 rtl_check_failed_code2, rtl_check_failed_code_mode,
10876 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
10877 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
10878 rtl_check_failed_type2, rtl_check_failed_code1,
10879 rtl_check_failed_code2, rtl_check_failed_code_mode,
10880 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
10881 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
10882 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
10883 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
10884 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
10885 rtx_unstable_p, get_integer_term, get_related_value,
10886 offset_within_block_p, reg_mentioned_p, count_occurrences,
10887 reg_referenced_p, reg_used_between_p, no_labels_between_p,
10888 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
10889 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
10890 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
10891 find_constant_src, find_reg_fusage, find_regno_fusage,
10892 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
10893 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
10894 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
10895 computed_jump_p, auto_inc_p, in_expr_list_p,
10896 remove_node_from_expr_list, loc_mentioned_in_p,
10897 label_is_jump_target_p, reversed_comparison_code_parts,
10898 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
10899 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
10900 print_inline_rtx): Likewise.
10901 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
10902 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
10903 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
10904 get_integer_term, get_related_value, offset_within_block_p,
10905 count_occurrences, reg_mentioned_p, no_labels_between_p,
10906 reg_used_between_p, reg_referenced_p, single_set_2,
10907 multiple_sets, set_noop_p, refers_to_regno_p,
10908 reg_overlap_mentioned_p, dead_or_set_p,
10909 covers_regno_no_parallel_p, covers_regno_p,
10910 dead_or_set_regno_p, find_reg_note, find_regno_note,
10911 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
10912 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
10913 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
10914 side_effects_p, may_trap_p_1, may_trap_p,
10915 may_trap_after_code_motion_p, may_trap_or_fault_p,
10916 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
10917 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
10918 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
10919 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
10920 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
10922 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
10923 warning_for_asm): Likewise.
10924 * tree.h (print_rtl): Likewise.
10925 * varasm.c (get_pool_mode): Likewise.
10927 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10929 * c-lex.c (c_lex_with_flags, lex_string): Constify.
10930 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
10931 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10932 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
10933 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
10934 * ddg.c (compare_sccs): Likewise.
10935 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
10936 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
10937 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
10938 decimal_do_fix_trunc, decimal_real_to_integer,
10939 decimal_real_to_integer2, decimal_real_maxval): Likewise.
10940 * dse.c (const_group_info_t): New.
10941 (invariant_group_base_eq, invariant_group_base_hash): Constify.
10942 * dwarf2out.c (const_dw_die_ref): New.
10943 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
10944 * tree-browser.c (TB_parent_eq): Likewise.
10945 * unwind-dw2-fde.c (__register_frame_info_bases,
10946 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
10947 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
10949 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
10950 * unwind-dw2.c (uw_frame_state_for): Likewise.
10951 * value-prof.c (histogram_hash, histogram_eq): Likewise.
10952 * value-prof.h (const_histogram_value): New.
10954 2007-07-25 Richard Sandiford <richard@codesourcery.com>
10956 * config/mips/mips.c (machine_function): Add
10957 initialized_mips16_gp_pseudo_p.
10958 (mips16_gp_pseudo_reg): Do not emit the initialization of
10959 mips16_gp_pseudo_rtx when being called from the gimple cost-
10960 calculation routines; emit it on the first use outside those
10963 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10965 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
10968 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
10969 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
10970 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
10971 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
10972 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
10973 Preserve const-ness of parameters through use of __typeof(),
10974 also constify and tidy.
10976 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
10977 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
10978 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
10979 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
10980 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
10981 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
10982 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
10983 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
10984 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
10986 2007-07-25 Julian Brown <julian@codesourcery.com>
10987 Mark Shinwell <shinwell@codesourcery.com>
10989 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
10990 (alpha_mangle_type): This.
10991 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10992 (TARGET_MANGLE_TYPE): Define this instead.
10993 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
10994 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
10995 (arm_init_neon_builtins): Fix comment.
10996 (arm_mangle_map_entry): New.
10997 (arm_mangle_map): New.
10998 (arm_mangle_type): New.
10999 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
11000 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11001 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11002 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11003 (TARGET_MANGLE_TYPE): Define this instead.
11004 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
11005 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11006 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11007 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11008 (TARGET_MANGLE_TYPE): Define this instead.
11009 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
11011 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
11012 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11013 (TARGET_MANGLE_TYPE): Define this instead.
11014 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
11015 (s390_mangle_type): This.
11016 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11017 (TARGET_MANGLE_TYPE): Define this instead.
11018 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
11019 (sparc_mangle_type): This.
11020 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11021 (TARGET_MANGLE_TYPE): Define this instead.
11022 * cp/mangle.c (write_type): Call mangle_type target hook on all
11023 types before mangling. Use original type, not main variant, as
11025 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
11026 (TARGET_MANGLE_TYPE): This.
11027 * target.h (gcc_target): Rename mangle_fundamental_type to
11029 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
11030 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
11032 2007-07-25 Julian Brown <julian@codesourcery.com>
11033 Paul Brook <paul@codesourcery.com>
11034 Joseph Myers <joseph@codesourcery.com>
11035 Mark Shinwell <shinwell@codesourcery.com>
11037 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
11038 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
11039 (with_fpu): Allow --with-fpu=neon.
11040 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11041 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11042 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
11043 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
11044 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
11045 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
11046 (neon_emit_pair_result_insn, neon_disambiguate_copy)
11047 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
11048 (output_move_neon): Add prototypes.
11049 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
11050 (all_fpus): Add FPUTYPE_NEON.
11051 (fp_model_for_fpu): Add NEON field.
11052 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
11053 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
11055 (arm_legitimate_address_p): Don't support fancy addressing for NEON
11057 (thumb2_legitimate_address_p): Likewise.
11058 (neon_valid_immediate): Recognize and prepare constants suitable for
11060 (neon_immediate_valid_for_move): New function. Recognize and prepare
11061 immediates for NEON move instructions.
11062 (neon_immediate_valid_for_logic): New function. Recognize and
11063 prepare immediates for NEON logic instructions.
11064 (neon_output_logic_immediate): New function. Create asm string
11065 suitable for outputting immediate logic instructions.
11066 (neon_pairwise_reduce): New function. Implement reduction using
11067 pairwise operations.
11068 (neon_expand_vector_init): New function. Expand a (possibly
11069 non-constant) vector initialization.
11070 (neon_vector_mem_operand): New function. Memory operands supported
11071 for quad-word loads/stores to/from ARM or NEON registers. Don't
11072 allow base+offset addressing for core regs.
11073 (neon_struct_mem_operand): New function. Valid mems for NEON
11075 (coproc_secondary_reload_class): Enable NEON registers to be loaded
11076 from neon_vector_mem_operand addresses without a secondary register.
11077 (add_minipool_forward_ref): Handle >8-byte minipool entries.
11078 (add_minipool_backward_ref): Likewise.
11079 (dump_minipool): Likewise.
11080 (push_minipool_fix): Likewise.
11081 (output_move_quad): New function. Output quad-word moves, loads and
11082 stores using ARM registers.
11083 (output_move_vfp): Add support for vectors in VFP (NEON) D
11085 (output_move_neon): Output a NEON load/store to/from a quadword
11087 (arm_print_operand): Implement new codes:
11088 - 'c' for unadorned integers (without a # sign).
11089 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
11091 - 'e', 'f' for the low and high D parts of a NEON Q register.
11092 - 'q' outputs a NEON Q register.
11093 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
11094 - 'T' prints NEON opcode features from a coded bitmask.
11095 - 'F' is similar to T, but signed/unsigned codes both print as
11097 - 't' is similar to T, but 'u' is printed instead of 'p'.
11098 - 'O' prints 'r' if NEON instruction should perform rounding (as
11099 specified by bitmask), else prints nothing.
11100 - '#' is a punctuation character to stop operand numbers from
11101 running together with following digits in the assembler
11102 strings for instructions (when using mode attributes).
11103 (arm_assemble_integer): Handle extra NEON vector modes. Permute
11104 constant vectors in big-endian mode, where necessary.
11105 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
11106 Handle EI, OI, CI, XI modes.
11107 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
11108 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
11109 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
11110 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
11111 (neon_builtin_type_bits): Add enumeration, one bit for each vector
11113 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
11114 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
11115 to turn v8qi, etc. into bits defined above.
11116 (neon_itype): New enumeration. Classifications of NEON builtins.
11117 (neon_builtin_datum): Define struct. Contains information about
11118 a single builtin (with multiple modes).
11119 (CF): Define helper macro for...
11120 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
11122 (neon_builtin_data): New array. Define information about builtins
11123 for use during initialization/expansion.
11124 (arm_init_neon_builtins): New function.
11125 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
11127 (neon_builtin_compare): New function.
11128 (locate_neon_builtin_icode): New function. Find an insn code for a
11129 builtin given a function code for that builtin. Also return type of
11130 builtin (NEON_BINOP, NEON_UNOP etc.).
11131 (builtin_arg): New enumeration. Types of arguments for builtins.
11132 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
11133 Takes a variable argument list of builtin_arg types, terminated by
11135 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
11136 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
11137 (neon_emit_pair_result_insn): New function. Support returning pairs
11138 of vectors via a pointer.
11139 (neon_disambiguate_copy): New function. Set up operands for a
11140 multi-word copy such that registers do not get clobbered.
11141 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
11142 ARM_BUILTIN_NEON_BASE.
11143 (arm_file_start): Set float-abi attribute for NEON.
11144 (arm_vector_mode_supported_p): Enable NEON vector modes.
11145 (arm_mangle_map_entry): New.
11146 (arm_mangle_map): New.
11147 (arm_mangle_vector_type): New.
11148 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
11150 (TARGET_NEON): New macro. Target supports NEON.
11151 (fputype): Add FPUTYPE_NEON.
11152 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
11153 for vectorization based on command-line arg.
11154 (NEON_REGNO_OK_FOR_NREGS): Define.
11155 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
11156 (VALID_NEON_STRUCT_MODE): Define.
11157 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
11158 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
11159 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
11160 (consttable_16): Add pattern for outputting 16-byte minipool
11162 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
11164 (vec-common.md, neon.md): Include md files.
11165 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
11166 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
11167 (memory_constraint "Ut", "Un", "Us"): Define.
11168 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
11169 (MMX_char): New mode attribute.
11170 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
11171 (*add<mode>3_iwmmxt): New insn pattern.
11172 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
11173 (*sub<mode>3_iwmmxt): New insn pattern.
11174 (mulv4hi3): Rename to...
11175 (*mulv4hi3_iwmmxt): This.
11176 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
11177 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
11178 (uminv4hi3, uminv2si3): Remove. Replace with...
11179 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
11180 (*umin<mode>3_iwmmxt): These.
11181 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
11182 (ashr<mode>3_iwmmxt): This new pattern.
11183 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
11184 (lshr<mode>3_iwmmxt): This new pattern.
11185 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
11186 (ashl<mode>3_iwmmxt): This new pattern.
11187 * config/arm/neon-docgen.ml: New file. Generate documentation for
11189 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
11190 * config/arm/arm_neon.h: New (autogenerated).
11191 * config/arm/neon-testgen.ml: New file. Generate NEON tests
11193 * config/arm/neon.md: New file. Define NEON instructions.
11194 * config/arm/neon.ml: New file. Abstract description of NEON
11195 instructions, used to generate arm_neon.h header, documentation and
11197 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
11198 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
11200 * doc/extend.texi (ARM Built-in Functions): Rename and remove
11202 (ARM NEON Intrinsics): New subsection.
11203 * doc/arm-neon-intrinsics.texi: New (autogenerated).
11205 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
11207 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
11210 2007-07-24 Jan Hubicka <jh@suse.cz>
11212 * regclass.c (move_table): New type.
11213 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
11214 (init_move_cost): Break out from ...
11215 (init_reg_sets_1): ... here; simplify computation of
11216 have_regs-of_mode and contains_reg_of_mode.
11217 (record_reg_classes): Unswitch internal loops.
11218 (copy_cost): Trigger lazy initialization of move cost
11219 (record_address_regs): Likewise.
11221 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
11223 * config/darwin.c (darwin_override_options): Don't force on
11224 flag_var_tracking_uninit when no debug info is requested.
11226 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11228 * cfgloop.c (init_loops_structure): New function.
11229 (flow_loops_find): Create root of the loop tree unconditionally.
11231 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
11233 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
11235 2007-07-24 Jan Hubicka <jh@suse.cz>
11237 * caller-save.c: Include ggc.h, gt-caller-save.h
11238 (reg_save_code, reg_restore_code): Rename to ...
11239 (cached_reg_save_code, cached_reg_restore_code): ... those.
11240 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
11241 (reg_save_code, reg_restore_code): New functions.
11242 (init_caller_save): Do not intialize
11243 reg_save_code/reg_restore_code tables.
11244 * Makefile.in: (gt-caller-save.h): New.
11246 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11248 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
11249 with the mode of the original operand instead of
11252 2007-07-23 Jan Hubicka <jH@suse.cz>
11254 * i386.c (ix86_secondary_memory_needed): Break out to...
11255 (inline_secondary_memory_needed): ... here.
11256 (ix86_memory_move_cost): Break out to ...
11257 (inline_memory_move_cost): ... here; add support for IN value of 2 for
11258 maximum of input and output; fix handling of Q_REGS on 64bit.
11259 (ix86_secondary_memory_needed): Microoptimize.
11261 2007-07-23 Sebastian Pop <sebpop@gmail.com>
11263 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
11264 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
11265 stmts_from_loop, known_dependences_p, build_rdg): New.
11266 * tree-data-ref.h: Depends on graphds.h.
11267 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
11268 (build_rdg): Declared.
11269 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
11271 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
11273 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
11276 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
11277 Jakub Jelinek <jakub@redhat.com>
11279 PR middle-end/PR28690
11280 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
11282 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
11283 and MEM_POINTER operands over REG and MEM operands.
11284 (swap_commutative_operands_p): Change return value to bool.
11285 * rtl.h: Update the corresponding prototype.
11286 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
11287 instead of gen_rtx_PLUS.
11288 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
11289 value to bool. Change function arguments to rtx's and update code
11291 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
11292 calls to match the new declaration.
11293 * simplify-rtx.c (simplify_associative_operation): Don't
11294 reorder simplify_binary_operation arguments.
11296 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11298 * config/mips/mips.c (override_options): Use mips_costs to derive
11299 the default branch cost.
11300 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
11302 * config/mips/mips.opt (mbranch-cost=): New option.
11303 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
11305 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11307 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
11308 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
11309 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
11310 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
11312 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11314 * config/mips/constraints.md (ks): New constraint.
11315 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
11316 (*add<mode>3_mips16): ...here.
11318 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
11320 * optabs.h (enum optab_index): Add new OTI_signbit.
11321 (signbit_optab): Define corresponding macro.
11322 (enum insn_code signbit_optab[]): Remove array.
11323 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
11324 (expand_copysign_absneg): If back end provides signbit insn, use it
11325 instead of bit operations on floating point argument.
11326 * builtins.c (enum insn_code signbit_optab[]): Remove array.
11327 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
11328 for availability of signbit insn.
11330 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
11331 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
11332 SSE mode is not active.
11333 (isinf<mode>2): Disable for mfpmath=sse,387.
11335 2007-07-22 Ben Elliston <bje@au.ibm.com>
11337 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
11339 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
11341 2007-07-20 Richard Guenther <rguenther@suse.de>
11343 * tree-cfg.c (verify_expr): COND_EXPRs can have any
11344 integral typed condition.
11345 * tree-ssa.c (useless_type_conversion_p): Do not preserve
11346 booleanness. Only preserve conversions from a non-base
11347 type to a base type, not in general between types with
11348 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
11349 * tree.def (COND_EXPR): Document that the condition
11350 can be of any integral type.
11352 2007-07-20 Nigel Stephens <nigel@mips.com>
11353 Richard Sandiford <richard@codesourcery.com>
11355 * config/mips/mips.h (mips_dwarf_regno): Declare.
11356 (DBX_REGISTER_NUMBER): Remove redundant brackets.
11357 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
11358 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
11359 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
11360 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11361 (REG_CLASS_NAMES): Update accordingly.
11362 * config/mips/mips.c (mips_dwarf_regno): New array.
11363 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11364 (mips_subword): Remove special handling for accumulator registers.
11365 (override_options): Initiailize mips_dwarf_regno. Remove use
11367 (mips_swap_registers): New function.
11368 (mips_conditional_register_usage): Swap accumulator registers
11369 around if TARGET_LITTLE_ENDIAN.
11370 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
11371 * config/mips/constraints.md (h, l): Use the endianness to choose
11372 between MD0_REG and MD1_REG.
11373 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
11374 alternative-dependent template.
11376 2007-07-20 Richard Sandiford <richard@codesourcery.com>
11378 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
11381 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11383 * function.c (thread_prologue_and_epilogue_insns): Fix exit
11384 predecessor fallthru flags.
11386 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11388 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
11389 of compare to the same type.
11390 * cfgloopmanip.c (add_loop): Update information about loop exits.
11391 (loop_version): Remove the innermost loop requirement.
11392 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
11393 to sizetype for pointers.
11395 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
11397 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
11398 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
11399 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
11401 * config/dfp-bit.c: Empty for TFmode conversions.
11403 2007-07-18 Caroline Tice <ctice@apple.com>
11405 * var-tracking.c (find_src_status): Check for COND_EXEC insns
11406 and handle them correctly; check that src is not NULL before
11408 (find_src_set_src): Likewise.
11410 2007-07-18 Bob Wilson <bob.wilson@acm.org>
11412 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
11413 (struct alignment_context, init_alignment_context): New.
11414 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
11415 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
11416 (XCHAL_HAVE_S32C1I): Likewise.
11417 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
11418 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
11419 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
11420 (ATOMIC, HQI): New macros.
11421 (memory_barrier, *memory_barrier): New.
11422 (sync_lock_releasesi): New.
11423 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
11424 (sync_lock_test_and_set<mode>): New.
11425 (sync_<atomic><mode>): New.
11426 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
11427 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
11428 (xtensa_expand_atomic): New.
11430 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11434 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
11435 transformation for builtin ISNORMAL.
11436 (expand_builtin): Handle BUILT_IN_ISNORMAL.
11437 * builtins.def (BUILT_IN_ISNORMAL): New.
11438 * doc/extend.texi: Document isnormal.
11440 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11444 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
11445 optabs infrastructure. Provide generic implementation for
11447 (expand_builtin): Handle FINITE/ISFINITE.
11448 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
11449 (fold_builtin_1): Likewise.
11451 * builtins.def (BUILT_IN_ISFINITE): New.
11453 * doc/extend.texi: Document isfinite.
11455 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11458 PR middle-end/20558
11460 * builtins.c (expand_builtin_interclass_mathfn): Provide a
11461 generic fallback for isinf.
11462 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
11463 calculation code ...
11464 * real.c (get_max_float): ... to here.
11465 * real.h (get_max_float): New.
11467 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11469 PR middle-end/32668
11471 * builtin-attrs.def (ATTR_TYPEGENERIC,
11472 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
11474 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
11475 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
11476 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
11477 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
11479 * c-common.c (handle_type_generic_attribute): New.
11480 (c_common_attribute_table): Add "type generic".
11482 * c-typeck.c (convert_arguments): Handle "type generic" functions.
11484 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
11486 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
11487 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
11490 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
11493 * config/cris/cris.c (cris_print_index): Don't use XEXP before
11494 checking that the operand is an expression.
11496 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
11497 Danny Smith <dannysmith@users.sourceforge.net>
11500 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
11501 file mapping object in local namespace if Windows version later
11504 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11506 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
11507 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
11508 arm_cannot_force_const_mem.
11509 (arm_cannot_force_const_mem): New function.
11510 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
11511 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
11512 of arm_tls_referenced_p.
11513 * config/arm/arm.md (movsi): Split out-of-section constants when
11514 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
11515 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
11517 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11519 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
11521 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11523 * config/mips/mips.md (*extendqihi2): Convert the destination
11526 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11528 * config/pa/fptr.c: Update license header.
11529 * config/pa/milli64.S: Likewise.
11531 2007-07-17 Nick Clifton <nickc@redhat.com>
11533 * COPYING_v3: New file. Contains version 3 of the GNU General
11535 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
11536 Lesser General Public License.
11537 * doc/include/gpl_v3.texi: New file. Contains version 3 of
11538 the GNU General Public License.
11540 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
11542 PR rtl-optimization/32773
11543 * cfglayout.c (force_one_exit_fallthru): New function.
11544 (cfg_layout_finalize): Use it.
11546 2007-07-16 Richard Guenther <rguenther@suse.de>
11547 Uros Bizjak <ubizjak@gmail.com>
11549 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
11550 before forcing it to gimple operand.
11552 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
11553 David Ung <davidu@mips.com>
11555 * config/mips/mips.h (TUNE_24K): Define.
11556 (TUNE_MACC_CHAINS): Add TUNE_24K.
11557 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
11559 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
11560 (r74k_int_madd): .. this new reservation.
11561 (define_bypass): Fixed bypasses for r74k_int_madd to use
11562 mips_linked_madd_p.
11563 * config/mips/24k.md (define_bypass): Define new
11564 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
11566 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
11567 Nigel Stephens <nigel@mips.com>
11569 * config/mips/mips.md: Include 20kc.md.
11570 * config/mips/20kc.md: New file.
11571 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
11572 (mips_adjust_cost): Tweak for 20Kc.
11573 (mips_issue_rate): Likewise.
11574 * config/mips/mips.h (TUNE_20KC): Define.
11576 2007-07-16 David Edelsohn <edelsohn@gnu.og>
11578 * config/rs6000/rs6000.c (struct processor_cost): Add
11579 cache_line_size, l1_cache_lines, and simultaneous_prefetches
11581 (*_cost): Add cache information.
11582 (rs6000_override_options): Set cache parameters.
11584 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11587 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
11588 * doc/install.texi (mips-sgi-irix6): pthread support works now.
11590 2007-07-16 Paul Brook <paul@codesourcery.com>
11593 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
11594 (cirrus_thumb2_movsi_insn): Ditto.
11596 2007-07-15 Geoffrey Keating <geoffk@apple.com>
11598 * config/rs6000/darwin-fallback.c (interpret_libc): Change
11599 CR2_REGNO to R_CR2.
11601 2007-07-15 Andrew Haley <aph@redhat.com>
11603 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
11604 before looking in the context.
11606 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11608 PR middle-end/32398
11609 PR middle-end/32769
11610 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
11611 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
11612 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
11613 (pa_output_function_prologue): Use rp_saved and
11614 current_function_is_leaf to generate .CALLINFO statement.
11615 (hppa_expand_prologue): Set rp_saved.
11616 (hppa_expand_epilogue): Use rp_saved.
11617 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
11618 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
11620 2007-07-14 Dirk Mueller <dmueller@suse.de>
11622 * omega.c (coalesce): Fix memory leak on early exit.
11623 * matrix-reorg.c (check_allocation_function): Likewise.
11624 * tree-vect-transform.c (vect_get_new_vect_var): free result
11626 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
11627 pass pointer to edge vector
11628 (partition_hot_cold_basic_blocks): Fix memory leak.
11629 * collect2.c (prefix_from_string): Free temporary storage.
11630 * reload1.c (fixup_abnormal_edges): Free sbitmap.
11632 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
11634 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
11635 (DO_GLOBAL_DTORS_BODY): Likewise.
11637 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
11638 Nigel Stephens <nigel@mips.com>
11640 * config/mips/mips.c (mips_classify_symbol): Don't return
11641 SYMBOL_SMALL_DATA for constant pool addresses if
11642 TARGET_EMBEDDED_DATA is true.
11644 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
11646 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
11647 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
11648 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
11649 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
11650 __builtin_ia32_storehps, __builtin_ia32_storelps,
11651 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
11652 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
11653 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
11654 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
11655 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
11656 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
11657 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
11658 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
11659 using def_builtin_const.
11661 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
11663 PR tree-optimization/32705
11664 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
11665 (simplify_binary_expression): Use SSA_VAL consistently.
11667 2007-07-13 David Edelsohn <edelsohn@gnu.org>
11669 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
11670 (SPEFSCR_REGNO): Delete definition.
11671 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
11672 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11673 * config/rs6000/rs6000.h: Do not define *_REGNO.
11674 LINK_REGISTER_REGNUM -> LR_REGNO.
11675 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11676 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
11677 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11678 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
11679 R_VRSAVE, R_VSCR. Use them.
11680 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
11681 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
11682 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
11683 * config/rs6000/aix.h: Define R_LR. Use it.
11685 2007-07-13 Caroline Tice <ctice@apple.com>
11687 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
11688 flag_var_tracking is explicitly turned off (i.e. when variable
11689 tracking is not feasible); otherwise, turn flag_var_tracking on when
11690 flag_var_tracking_uninit is on.
11691 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
11692 note definitions, to allow recording of initialization status in the
11694 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
11695 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
11696 determine if two note locations are equal.
11697 (output_loc_list): Don't output list entries whose start & end labels
11699 (reg_loc_descriptor): Add parameter for initialization status; pass it
11700 to other loc descriptor functions.
11701 (one_reg_loc_descriptor): Add parameter for initialization status;
11702 check its value and add DW_OP_GNU_uninit to returned loc descr if
11704 (multiple_reg_loc_descriptor): Add parameter for initialization
11706 pass init status argument to other loc descriptor functions; check
11707 value of intialization parameter and add DW_OP_GNU_uninit to returned
11708 loc descr if appropriate.
11709 (based_loc_descr): Add parameter for initialization status; add new
11710 variable for return value; check value of initialization parameter and
11711 add DW_OP_GNU_uninit to returned loc descr if appropriate.
11712 (concatn_mem_loc_descriptor): Add parameter for initialization status;
11713 pass init status argument to other loc descriptor functions; check
11714 value of intialization parameter and add DW_OP_GNU_uninit to returned
11715 loc descr if appropriate.
11716 (mem_loc_descriptor): Likewise.
11717 (concat_loc_descriptor): Likewise.
11718 (concatn_loc_descriptor): Likewise.
11719 (loc_descriptor): Add parameter for initialization status; pass it as
11720 argument to other loc descriptor function calls.
11721 (loc_descriptor_from_tree_1): Add appropriate initialization status
11722 to loc descriptor function calls.
11723 (add_location_or_const_value_attribute): Get initialization status
11724 from VAR_LOCATION note; add initialization status to loc descriptor
11726 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
11727 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
11728 status is uninitialized, add "[uninint]" to output.
11729 * common.opt (fvar-tracking-uninit): New option, similar to
11730 fvar-tracking, to turn on tracking of uninitialized variables; creates
11731 a new global flag, flag_var_tracking_uninit.
11732 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
11733 (enum var_init_status): New type, for var initialization status field.
11734 * var-tracking.c (struct location_chain_def): Two new fields, init,
11735 for initialization status, and set_src for the assignment value expr.
11736 (unshare_variable): New parameter for initialization status;
11737 initialize new init and set_src fields.
11738 (var_reg_set): New parameters for initialization status and value;
11739 pass them to set_variable_part.
11740 (var_mem_set): Likewise.
11741 (get_init_value): New function.
11742 (var_reg_delete_and_set): New initialization status & value
11743 parameters; add call to get_init_value if status is unknown; pass new
11744 parameters to clobber_variable_part and var_reg_set.
11745 (var_mem_delete_and_set): Likewise.
11746 (var_reg_delete): Pass null set_src value to clobber_variable_part.
11747 (var_mem_delete): Likewise.
11748 (variable_union): Pass status to unshare_variable; initialize new init
11749 and set_src fields. If flag_var_tracking_uninit is not set, force
11750 status to initialized.
11751 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
11752 used later to get the set_src value.
11753 (find_src_status): New function.
11754 (find_src_set_src): New function.
11755 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
11756 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
11757 MO_SET, get set_src value and pass it to var_reg_delete_and_set
11758 and var_mem_delete_and_set.
11759 (dump_variable): Print out "[uninit]" if appropriate.
11760 (set_variable_part): Add new initialization and set_src parameters;
11761 pass status to unshare_variable; set node->init and node- >set_src
11762 fields and modify slot in hash table appropriately; save the init and
11763 set_src values if appropriate and assign to the new node.
11764 (clobber_variable_part): New set_src parameter; if two nodes have
11765 same variable and same location but different set_src (assignment)
11766 values, clobber old node.
11767 (delete_variable_part): Pass init status to unshare_variable.
11768 (emit_note_insn_var_location): Add initialized var; assign var's init
11769 status to new 'initialized'; pass new init status field to calls to
11770 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
11771 status to initialized.
11772 (emit_notes_in_bb): Pass initialization status to calls to
11773 var_reg_set, var_mem_set, var_reg_delete_and_set and
11774 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
11775 var_reg_delete_and_set and var_mem_delete_and_set; call
11776 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
11777 make up for change in add_stores.
11778 (vt_add_function_parameters): Add status to calls to
11780 * config/darwin.c (darwin_override_options): Turn on uninitialized
11781 tracking automatically, if var_tracking is on and the system is
11784 2007-07-13 Sa Liu <saliu@de.ibm.com>
11786 * config.gcc: Add options for arch and tune on SPU.
11787 * config/spu/predicates.md: Add constant operands 0 and 1.
11788 * config/spu/spu-builtins.def: Add builtins for double precision
11789 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
11790 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
11792 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
11794 * config/spu/spu-protos.h: Add new function prototypes.
11795 * config/spu/spu.c (spu_override_options): Check options -march and
11797 (spu_comp_icode): Add comparison code for DFmode and vector mode.
11798 (spu_emit_branch_or_set): Use the new code for DFmode and vector
11800 (spu_const_from_int): New. Create a vector constant from 4 ints.
11801 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
11802 (spu_emit_vector_compare): New. Emit vector compare.
11803 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
11804 * config/spu/spu.h: Add options -march and -mtune. Define processor
11805 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
11806 CANONICALIZE_COMPARISON.
11807 * config/spu/spu.md: Add new insns for double precision compare
11808 and double precision vector compare. Add vcond and smax/smin patterns
11809 to enable DFmode vector conditional expression.
11810 * config/spu/spu.opt: Add options -march and -mtune.
11811 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
11812 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
11813 both CELL and CELLEDP targets: spu_testsv.
11814 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
11817 2007-07-13 Richard Guenther <rguenther@suse.de>
11819 PR tree-optimization/32721
11820 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
11821 TREE_THIS_VOLATILE on the folded reference.
11822 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
11823 if the array reference has TREE_THIS_VOLATILE set.
11825 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
11828 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
11830 2007-07-13 Andreas Schwab <schwab@suse.de>
11832 * gengtype-lex.l: Allow declarations to be indented.
11834 2007-07-12 Geoffrey Keating <geoffk@apple.com>
11836 * ginclude/tgmath.h: New.
11837 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
11838 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
11839 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
11840 * configure: Regenerate.
11842 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
11844 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
11845 correct index when setting register save state for xd
11848 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
11850 * config/sh/sh.c (mark_use): Remove.
11852 2007-07-12 Paul Brook <paul@codesourcery.com>
11854 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
11855 reg does not overlap return value.
11857 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
11859 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
11860 (set_expression_vuses): Ditto.
11861 (init_pre): Initialize expression_vuses.
11863 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11865 * config/i386/sse.md (storentdf, storentsf): New.
11867 2007-07-12 Geoffrey Keating <geoffk@apple.com>
11869 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
11871 * tree.c (build_decl_stat): Move code from here...
11872 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
11873 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
11874 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
11875 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
11876 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
11879 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
11880 Devang Patel <dpatel@apple.com>
11882 PR tree-optimization/25413
11883 * targhooks.c (default_builtin_vector_alignment_reachable): New.
11884 * targhooks.h (default_builtin_vector_alignment_reachable): New.
11885 * tree.h (contains_packed_reference): New.
11886 * expr.c (contains_packed_reference): New.
11887 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
11888 (vect_enhance_data_refs_alignment): Call
11889 vector_alignment_reachable_p.
11890 * target.h (vector_alignment_reachable): New builtin.
11891 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
11892 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
11893 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
11895 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
11897 * target.h (builtin_vectorization_cost): Add new target builtin.
11898 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
11899 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
11900 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
11901 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
11902 uninitialized variables.
11903 * tree-vect-transform.c (cost_for_stmt): New function.
11904 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
11905 using cost 1 for all scalar stmts. Be less conservative when
11906 estimating the number of prologue/epulogue iterations. Call
11907 targetm.vectorize.builtin_vectorization_cost. Return
11908 min_profitable_iters-1.
11909 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
11910 initialization cost instead of TARG_VEC_STMT_COST. Use
11911 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
11912 epilogue code. Fix epilogue cost computation.
11913 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
11914 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
11915 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
11916 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
11917 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
11918 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
11920 2007-07-12 Richard Guenther <rguenther@suse.de>
11922 * gimplify.c (gimplify_conversion): Make sure that the result
11923 from maybe_fold_offset_to_reference is trivially convertible
11924 to the desired type before doing the simplification.
11925 (gimplify_expr): Likewise.
11926 * fold-const.c (fold_binary): Use the correct types for
11927 building the simplified expression.
11929 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11931 PR rtl-optimization/32729
11932 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
11933 that fallthru to exit.
11935 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
11937 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
11938 (symDTPOFF2reg): Likewise.
11940 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
11942 PR tree-optimization/32663
11944 * tree.h (VALUE_HANDLE_VUSES): Remove.
11945 (struct tree_value_handle): Remove vuses.
11947 * tree-vn.c (create_value_handle_for_expr): Don't set
11948 VALUE_HANDLE_VUSES.
11950 * tree-ssa-pre.c (expression_vuses): New.
11951 (alloc_expression_id): Set up expression_vuses.
11952 (get_expression_vuses): New.
11953 (set_expression_vuses): Ditto.
11954 (clear_expression_ids): Modify for expression_vuses.
11955 (phi_translate_1): Ditto.
11956 (phi_translate_set): Ditto.
11957 (value_dies_in_block_x): Ditto
11958 (valid_in_sets): Ditto.
11959 (add_to_sets): Ditto.
11960 (find_existing_value_expr): Ditto.
11961 (create_value_handle_for_expr): Ditto.
11962 (make_values_for_stmt): Ditto.
11963 (vuse_equiv): Remove.
11965 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
11967 * Makefile.in (mostlyclean): Remove object files.
11969 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
11971 * toplev.c (no_new_pseudos): Deleted.
11972 * rtl.h (no_new_pseudos): Deleted.
11973 * tree-pass.h (pass_no_new_pseudos): Deleted.
11974 * passes.c (pass_no_new_pseudos): Deleted.
11975 * final.c (rest_of_clean_state): Removed no_new_pseudos.
11976 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
11977 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
11979 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
11980 * rtlhooks.c (gen_lowpart_general): Ditto.
11981 * optabs.c (prepare_operand): Ditto.
11982 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
11984 * modulo-sched.c (rest_of_handle_sms): Ditto.
11985 * see.c (rest_of_handle_see): Ditto.
11986 * ifcvt.c (if_convert): Ditto.
11987 (gate_handle_if_after_combine): Replaced no_new_pseudos with
11989 * init-regs.c (gate_initialize_regs): Deleted set of
11991 * lower-subreg.c (decompose_multiword_subregs): Ditto.
11992 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
11993 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
11995 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
11998 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
11999 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
12000 (*vec_extractv2di_1_rex64): New insn pattern.
12002 2007-07-11 David Daney <ddaney@avtrex.com>
12004 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
12005 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
12006 for SIGNAL_UNWIND_RETURN_COLUMN.
12007 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
12008 (DWARF_FRAME_REGNUM): Rewrite.
12009 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
12011 2007-07-11 Nick Clifton <nickc@redhat.com>
12013 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
12014 delta and use gen_int_mode in place of GET_INT instead.
12016 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12018 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
12021 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
12023 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
12024 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
12026 * params.h (VERIFY_CANONICAL_TYPES): Remove.
12027 (USE_CANONICAL_TYPES): New.
12028 * doc/invoke.texi (verify-canonical-types): Remove.
12029 (use-canonical-types): Add.
12031 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
12033 * config/spu/spu.c (spu_optimization_options): Remove setting of
12034 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
12035 (spu_override_options): Move it here.
12037 2007-07-11 Richard Sandiford <richard@codesourcery.com>
12039 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
12040 * config/mips/mips.c (mips_cpu_info_table): Mention
12041 MIPS_ISA_LEVEL_SPEC in the comment.
12043 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12045 PR tree-optimization/32713
12046 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
12048 2007-07-11 Paolo Carlini <pcarlini@suse.de>
12050 PR middle-end/30482
12051 * c-opts.c (c_common_post_options): Do not change flag_complex_method
12052 conditional to flag_isoc99.
12053 (c_common_init_options): Do it here, unconditionally.
12055 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12057 PR tree-optimization/32589
12058 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
12059 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
12060 * tree-ssa-propagate.c (valid_gimple_expression_p): New
12061 predicate, extracted from...
12062 (set_rhs): ...here. Call it for the expression on entry.
12063 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
12064 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
12065 (simplify_binary_expression): Use valid_gimple_expression_p
12066 to validate the simplification.
12067 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
12069 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
12071 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
12072 DWARF2_DEBUG on 32 bit target too.
12073 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
12075 2007-07-11 Nick Clifton <nickc@redhat.com>
12077 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
12078 version for 64-bit hosts.
12080 2007-07-10 David Daney <ddaney@avtrex.com>
12082 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
12084 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
12086 * config/mips/mips.c (mips_expand_synci_loop): New function.
12087 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
12088 (UNSPEC_RDHWR): Same.
12089 (UNSPEC_SYNCI): Same.
12090 (UNSPEC_SYNC): Same.
12091 (clear_cache): New expand.
12095 (clear_hazard): Same.
12096 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
12098 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
12099 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
12101 2007-07-10 Ian Lance Taylor <iant@google.com>
12103 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
12106 2007-07-10 David Daney <ddaney@avtrex.com>
12108 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
12109 * builtins.c (expand_builtin___clear_cache): New function.
12110 (expand_builtin): Call expand_builtin___clear_cache for
12111 BUILT_IN_CLEAR_CACHE case.
12112 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
12113 * doc/md.texi (clear_cache): Document new instruction pattern.
12114 * testsuite/gcc.dg/builtins-64.c: New test.
12116 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
12118 * config/cris/cris.md ("movsi"): Fix typo in last change.
12120 2007-07-09 Geoffrey Keating <geoffk@apple.com>
12123 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
12125 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
12126 * varasm.c (assemble_start_function): Honor DECL_ALIGN
12127 for FUNCTION_DECLs. Don't use align_functions_log if
12129 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
12130 even for FUNCTION_DECLs.
12131 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
12133 * tree.h (DECL_ALIGN): Update for new location of 'align'.
12134 (DECL_FUNCTION_CODE): Update for new location and name of
12136 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
12137 (struct tree_decl_common): Move 'align' and 'off_align' out
12138 of union, ensure they're still on a 32-bit boundary. Remove
12139 other fields in union 'u1'.
12140 (struct tree_function_decl): Add field 'function_code' replacing
12141 'u1.f' in tree_decl_common.
12142 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
12143 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
12144 (Variable Attributes): Cross-reference 'aligned' attribute
12145 to Function Attributes.
12146 * flags.h (force_align_functions_log): Delete.
12147 * toplev.c (force_align_functions_log): Delete.
12149 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
12152 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
12153 (*vec_concatv2di_rex): New insn pattern.
12155 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12158 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
12160 2007-07-10 Ian Lance Taylor <iant@google.com>
12162 Replace no_new_pseudos in backends.
12163 * rtl.h (can_create_pseudo_p): Define.
12164 * config/darwin.c (machopic_indirect_data_reference): Use
12165 can_create_pseudo_p () instead of no_new_pseudos.
12166 (machopic_indirect_data_reference): Likewise.
12167 (machopic_legitimize_pic_address): Likewise.
12168 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
12169 (alpha_emit_set_const_1): Likewise.
12170 (alpha_emit_set_const): Likewise.
12171 (alpha_emit_conditional_move): Likewise.
12172 (alpha_split_conditional_move): Likewise.
12173 * config/alpha/alpha.md (various splitters): Likewise.
12175 * config/arm/arm.c (legitimize_pic_address): Likewise.
12176 (arm_load_pic_register): Likewise.
12177 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
12178 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
12179 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
12180 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
12181 * config/cris/cris.md (movsi): Likewise.
12182 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
12183 (symGOTOFF2reg_hilo): Likewise.
12184 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
12185 * config/h8300/h8300.md (insv, extzv): Likewise.
12186 * config/i386/i386.c (ix86_expand_move): Likewise.
12187 (ix86_expand_vector_move): Likewise.
12188 (ix86_prepare_fp_compare_args): Likewise.
12189 (ix86_expand_carry_flag_compare): Likewise.
12190 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
12191 (tls_dynamic_gnu2_combine_32): Likewise.
12192 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
12193 * config/ia64/ia64.c (ia64_expand_move): Likewise.
12194 (ia64_expand_movxf_movrf): Likewise.
12195 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
12196 (m32c_split_move): Likewise.
12197 (m32c_expand_insv): Likewise.
12198 * config/m68k/m68k.md (movsi): Likewise.
12199 * config/mips/mips.c (mips_force_temporary): Likewise.
12200 (mips_split_symbol): Likewise.
12201 (mips_move_integer): Likewise.
12202 (mips_legitimize_const_move): Likewise.
12203 * config/mn10300/mn10300.md (movsi): Likewise.
12204 * config/pa/pa.c (emit_move_sequence): Likewise.
12205 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12206 (rs6000_got_register): Likewise.
12207 (create_TOC_reference): Likewise.
12208 (rs6000_machopic_legitimize_pic_address): Likewise.
12209 * config/rs6000/rs6000.md (add<mode>3): Likewise.
12210 (various splitters): Likewise.
12211 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
12212 (movsi_got): Likewise.
12213 * config/s390/s390.c (emit_symbolic_move): Likewise.
12214 * config/s390/s390.md (movhi, movqi): Likewise.
12215 (load_multiple, store_multiple): Likewise.
12216 * config/score/score.c (score_force_temporary): Likewise.
12217 * config/sh/sh.c (prepare_move_operands): Likewise.
12218 (prepare_cbranch_operands): Likewise.
12219 (emit_fpu_switch): Likewise.
12220 (fpscr_set_from_mem): Likewise.
12221 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
12222 (adddi3, subsi3): Likewise.
12223 (various splitters): Likewise.
12224 (divsi_inv_fp_combine): Likewise.
12225 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
12226 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
12228 * config/sh/predicates.md (xor_operand): Likewise.
12229 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
12230 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
12231 (movdi_pic_label_ref): Likewise.
12232 * config/spu/spu.c (spu_split_immediate): Likewise.
12233 * config/alpha/alpha.md (various splitters): Remove test
12234 !no_new_pseudos || reload_completed.
12235 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
12237 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12238 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12239 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12240 * config/score/score.c (th_output_mi_thunk): Likewise.
12241 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12242 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12244 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
12246 PR rtl-optimization/32664
12247 * mode-switching.c (create_pre_exit): Skip barrier insns.
12249 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12251 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
12252 force_gimple_operand_bsi.
12253 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
12254 rewrite_use_compare): Ditto.
12255 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
12257 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
12258 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
12259 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
12260 * tree-profile.c (prepare_instrumented_value,
12261 tree_gen_interval_profiler, tree_gen_pow2_profiler,
12262 tree_gen_one_value_profiler, tree_gen_ic_profiler,
12263 tree_gen_ic_func_profiler, tree_gen_average_profiler,
12264 tree_gen_ior_profiler): Ditto.
12265 * tree-ssa-reassoc.c (negate_value): Ditto.
12266 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
12267 Use force_gimple_operand_bsi.
12268 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
12269 * tree-if-conv.c (add_to_dst_predicate_list,
12270 find_phi_replacement_condition): Ditto.
12271 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
12272 Call mark_symbols_for_renaming for new statements.
12273 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
12275 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12277 * cfghooks.c (remove_edge): New function.
12278 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
12280 * cfghooks.h (remove_edge): Declare.
12281 * cfg.c (remove_edge): Renamed to remove_edge_raw.
12282 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
12284 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
12286 * optabs.h: Added declaration for signbit_optab.
12287 * optabs.c: (init_optabs): Added initialization for signbit_optab.
12288 * genoptinit.c (optabs): Added entry for signbit insns.
12289 * builtins.c (expand_builtin_signbit): Added code to use a signbit
12290 insn, if available.
12291 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
12292 * config/s390/s390.md (signbit<mode>2): New expander.
12294 2007-07-09 Richard Guenther <rguenther@suse.de>
12296 PR middle-end/32698
12297 * fold-const.c (fold_plusminus_mult_expr): Move constant
12298 arguments second to allow decomposing.
12300 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
12303 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12305 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12306 Disregard DECL_FROM_INLINE.
12308 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12311 * doc/invoke.texi: Add ftree-reassoc flag.
12312 * common.opt (ftree-reassoc): New flag.
12313 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
12314 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
12316 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12318 PR tree-optimization/32681
12319 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
12320 saved in second_edge->aux when first_bb is a loop header.
12322 2007-07-09 Jan HUbicka <jh@suse.cz>
12324 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
12326 2007-07-09 Richard Guenther <rguenther@suse.de>
12328 * c-decl.c (start_function): Do not promote return type.
12330 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
12332 * function.c (do_warn_unused_parameter): Do not warn if
12333 TREE_NO_WARNING is set.
12335 2007-07-08 Andreas Schwab <schwab@suse.de>
12337 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
12339 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
12342 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12344 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12345 apply to assembly language, too.
12346 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12348 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
12350 Revert (note the sccvn portions are *not* reverted)
12351 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12353 Fix PR tree-optimization/23488
12355 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12357 * tree-flow-inline.h (get_value_handle): Ditto.
12358 * tree-ssa-pre.c (decl_vh_map): New.
12359 (decl_node_pool): New.
12360 (can_value_number_operation): Support DECL_P.
12361 (can_PRE_operation): Ditto.
12362 (create_expression_by_pieces): Ditto.
12363 (find_existing_value_expr): Modify to differnetiate between
12364 addressing and top level.
12365 (create_value_handle_for_expr): Handle DECL's.
12366 (poolify_tree): Ditto.
12367 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12368 (make_values_for_stmt): Handle DECL's properly.
12369 (init_pre): Reorg to not init useless things during FRE.
12371 * tree-flow.h: Include pointer-set.h.
12372 (decl_vh_map): Declare.
12373 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12375 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
12377 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
12378 the constraint description.
12379 * doc/md.texi: Update documentation of AVR constraints.
12381 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
12383 * auto-inc-dec.c, config/arm/arm.c,
12384 config/m32r/constraints.md, config/mips/mips.md,
12385 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
12386 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
12387 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
12388 typos. Follow spelling conventions.
12389 * doc/invoke.texi, doc/rtl.texi: Fix typos.
12391 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12392 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12394 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
12395 realloc_vuse): Remove.
12396 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
12399 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12401 Fix PR tree-optimization/23488
12403 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
12404 (try_to_simplify): Ditto.
12405 (visit_use): Ditto.
12406 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12408 * tree-flow-inline.h (get_value_handle): Ditto.
12409 * tree-ssa-pre.c (decl_vh_map): New.
12410 (decl_node_pool): New.
12411 (can_value_number_operation): Support DECL_P.
12412 (can_PRE_operation): Ditto.
12413 (create_expression_by_pieces): Ditto.
12414 (find_existing_value_expr): Modify to differnetiate between
12415 addressing and top level.
12416 (create_value_handle_for_expr): Handle DECL's.
12417 (poolify_tree): Ditto.
12418 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12419 (make_values_for_stmt): Handle DECL's properly.
12420 (init_pre): Reorg to not init useless things during FRE.
12422 * tree-flow.h: Include pointer-set.h.
12423 (decl_vh_map): Declare.
12424 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12426 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12428 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12429 apply to assembly language, too.
12430 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12432 2007-07-06 Ian Lance Taylor <iant@google.com>
12433 Zack Weinberg <zackw@panix.com>
12435 PR middle-end/32441
12436 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
12438 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12440 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
12441 (prefetch): Likewise if "pref" would be used.
12443 2007-07-06 Josh Conner <jconner@apple.com>
12445 PR middle-end/32602
12446 PR middle-end/32603
12447 * calls.c (store_one_arg): Handle arguments which are partially
12448 on the stack when detecting argument overlap.
12450 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
12452 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
12453 chosen during find_reloads.
12455 2007-07-06 Richard Guenther <rguenther@suse.de>
12457 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
12458 TYPE_ARG_TYPES for verification of argument types. Use
12459 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
12460 parameters as variable arguments.
12462 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
12464 * libgcc2.h (word_type): Type definition removed.
12465 (cmp_return_type, shift_count_type): Type definitions added.
12466 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12467 replaced with shift_count_type.
12468 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12470 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
12471 changed from word_type to Wtype.
12472 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12473 replaced with shift_count_type.
12474 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12476 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
12477 and libgcc_shift_count attribute added.
12478 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
12479 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
12480 (TARGET_INITIALIZER): New target hooks added.
12481 * targhooks.c (default_libgcc_cmp_return_mode,
12482 default_libgcc_shift_count_mode): Default implementations for the new
12483 target hooks added.
12484 * targhooks.h (default_libgcc_cmp_return_mode,
12485 default_libgcc_shift_count_mode): Function prototypes added.
12486 * target.h (struct gcc_target): Fields for the new target hooks added.
12487 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
12489 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
12492 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
12493 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
12495 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
12496 s390_libgcc_shift_count_mode): Functions added.
12497 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
12498 Target hooks defined.
12500 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12502 * config/mips/mips.c (compute_frame_size): Restore the original
12503 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
12504 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
12505 Document why the difference is needed.
12507 2007-07-06 Richard Guenther <rguenther@suse.de>
12509 * c-common.c (boolean_increment): Use correctly typed
12512 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12514 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
12515 the topmost argument register is not also included in the save mask.
12516 (mips16e_collect_argument_save_p): Take a pointer to the argument
12517 register, rather than a pointer to the number of arguments.
12518 (mips16e_collect_argument_saves): Only include argument saves
12519 that aren't in the register mask.
12521 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
12523 PR rtl-optimization/32450
12524 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
12525 to ensure that instructions are not moved into the prologue when
12526 profiling is on. Remove unused prologue_end variable.
12527 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
12528 as a scheduling barrier.
12530 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12533 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12534 Disregard DECL_FROM_INLINE.
12536 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
12538 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
12539 IORing with a constant.
12541 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
12543 PR rtl-optimization/32475
12544 * df-scan.c (df_def_record_1): Add a use of the stack pointer
12545 for every definition of the stack pointer.
12547 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
12549 * arm.c (vfp3_const_double_index): Copy signed results of
12550 REAL_VALUE_TO_INT into unsigned vars.
12552 2007-07-05 Richard Guenther <rguenther@suse.de>
12554 PR middle-end/32639
12555 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
12557 * tree-ssa.c (useless_type_conversion_p): Check canonical
12560 2007-07-05 Anatoly Sokolov <aesok@post.ru>
12562 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
12563 zero_extendhisi2): Change to define_insn_and_split.
12564 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
12566 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
12568 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
12569 pass_match_asm_constraints): New.
12570 * passes.c (init_optimization_passes): Add new pass.
12571 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
12572 * function.h (struct function): Add has_asm_statement bit.
12573 (current_function_has_asm_statement): New.
12574 * tree-pass.h (pass_match_asm_constraints): New.
12576 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
12578 * config/mips/mips.c (mips_file_start): Avoid declaration
12581 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12583 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
12585 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
12587 * rtl.def (NOTE): Change print format string to print
12588 operand 5 as a note insn name.
12590 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12591 David Ung <davidu@mips.com>
12593 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
12594 * doc/invoke.texi: (MIPS Options): Document them.
12596 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12597 David Ung <davidu@mips.com>
12599 Add support for SmartMIPS ASE.
12601 * optabs.c (expand_binop_directly): New, broken out from...
12602 (expand_binop): Here. Make it try rotating in the other
12603 direction even when the second operand isn't constant.
12604 * config/mips/mips.md (*lwxs): New.
12605 * config/mips/mips.opt (msmartmips): New.
12606 * config/mips/mips.c (mips_lwxs_address_p): New.
12607 (mips_rtx_costs): Make it recognize scaled indexed addressing.
12608 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
12609 __mips_smartmips when compiling for TARGET_SMARTMIPS.
12610 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
12611 (ISA_HAS_LWXS): New.
12612 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
12613 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
12614 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
12615 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
12616 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
12617 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
12618 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
12620 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
12622 * tree-vectorizer.c (new_loop_vec_info): Initialize
12623 LOOP_VINFO_COST_MODEL_MIN_ITERS.
12624 * tree-vectorizer.h (_loop_vec_info): Added new filed
12625 min_profitable_iters.
12626 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
12627 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
12628 * tree-vect-analyze.c (vect_analyze_operations): Set
12629 LOOP_VINFO_COST_MODEL_MIN_ITERS.
12630 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
12631 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
12632 Fix calculation of peel_iters_prologue. Move consideration of epilogue
12633 and prologue cost to after they are computed.
12634 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
12635 TARG_VEC_STMT_COST.
12636 (vect_model_simple_cost): Takes additional argument dt. Consider cost
12637 of creating vectors from scalars according to dt.
12638 (vect_model_store_cost): Likewise.
12639 (vectorizable_call): Use dt array instead of scalar dt. Call
12640 vect_model_simple_cost with additional argument dt.
12641 (vectorizable_assignment): Likewise.
12642 (vectorizable_operation): Likewise.
12643 (vectorizable_type_demotion): Likewise.
12644 (vectorizable_type_promotion): Likewise.
12645 (vectorizable_store): Use dt array instead of scalar dt. Call
12646 vect_model_store_cost with additional argument dt.
12647 (vect_do_peeling_for_loop_bound): Don't call
12648 vect_estimate_min_profitable_iters. Instead, lookup
12649 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
12650 "may not be profitable".
12652 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
12655 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
12656 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
12657 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
12658 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
12660 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
12662 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
12663 addressing modes cheaper.
12665 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
12667 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
12668 (dw_ranges_struct): Rename block_num to num. Adjust.
12669 (dw_ranges_by_label_struct): New.
12670 (ranges_by_label, ranges_by_label_allocated,
12671 ranges_by_label_in_use): New variables.
12672 (add_ranges_num): Factored most of the code out of...
12673 (add_ranges): ... this one. Rewrite in terms of the former.
12674 (add_ranges_by_labels): New.
12675 (output_ranges): Output by-label ranges.
12676 (dwarf2out_finish): Output range for multiple-section
12677 compile_unit. Output standard DW_AT_low_pc in addition to
12678 unexpected DW_AT_entry_pc.
12680 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
12682 PR tree-optimization/32604
12683 PR tree-optimization/32606
12685 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
12686 (compute_antic_safe): Removed.
12687 (ANTIC_SAFE_LOADS): Ditto.
12688 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
12689 (execute_pre): Don't call compute_antic_safe.
12690 (vuse_equiv): New function.
12691 (make_values_for_stmt): Use it
12692 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
12695 2007-07-04 Anatoly Sokolov <aesok@post.ru>
12698 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
12699 rather than a decl.
12700 (avr_attribute_table): Make "naked" attribute apply to function types
12701 rather than to decls.
12702 (avr_handle_fntype_attribute): New function.
12704 2007-07-04 Joseph Myers <joseph@codesourcery.com>
12706 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
12709 2007-07-04 David Ung <davidu@mips.com>
12710 Joseph Myers <joseph@codesourcery.com>
12712 * config/mips/mips.md (type): Add logical, signext and move.
12713 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
12714 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
12715 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
12716 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
12717 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
12718 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
12719 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
12720 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
12721 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
12722 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
12723 movv2sf_hardfloat_64bit): Use the new types.
12724 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
12725 *movdf_softfloat, *movdf_mips16): Use "multi".
12726 (extendqihi2): Replace with a define_expand.
12727 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
12728 Based on extend<SHORT:mode><GPR:mode>2 patterns.
12729 * config/mips/74k.md (r74k_int_logical): New reservation and
12731 (r74k_int_arith): Remove "slt".
12732 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
12733 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
12734 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
12735 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
12736 reservations for "arith".
12738 2007-07-04 Richard Guenther <rguenther@suse.de>
12740 * tree-ssa.c (useless_type_conversion_p): Add handling for
12741 scalar float and vector types. Only call the types_compatible_p
12742 langhook for aggregate types as last resort. Follow the
12745 2007-07-04 Richard Guenther <rguenther@suse.de>
12747 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
12748 the same as NOP_EXPR.
12750 2007-07-04 Nick Clifton <nickc@redhat.com>
12752 * target.h (struct gcc_target): Add target_help field.
12753 * target-def.h (TARGET_HELP): New.
12754 (TARGET_INITIALIZER): Use TARGET_HELP.
12755 * opts.c (command_handle_option): Invoke target_help function, if
12756 defined, when the user has specified --target-help on the command
12758 * doc/invoke.texi: Mention that --target-help might print
12759 additional information.
12760 * doc/tm.texi: Document TARGET_HELP hook.
12762 * arm.c (TARGET_HELP): Override default definition.
12763 (arm_target_help): New - display a wrapped list of cores and
12764 architectures supported.
12766 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
12768 * config/v850/v850.c (expand_prologue): Make sure
12769 GEN_INT() argument is sign extended rather than zero extended.
12770 (expand_epilogue): Likewise.
12771 (output_move_double): Delete.
12772 * config/v850/v850-protos.h (output_move_double): Delete.
12773 * config/v850/v850.md (movdi): Delete.
12774 (*movdi_internal): Delete.
12776 (*movdf_internal): Delete.
12778 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12780 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
12781 unless compiling RTP PIC.
12783 2007-07-04 Richard Guenther <rguenther@suse.de>
12785 PR tree-optimization/32482
12786 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
12787 original ssa name if we didn't find a shift expression.
12788 Fix shift constant for bit zero test.
12790 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12792 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
12794 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12796 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
12797 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
12798 * config/arm/vxworks.h (ASM_SPEC): Delete.
12799 (SUBTARGET_EXTRA_ASM_SPEC): Define.
12801 2007-07-04 Sebastian Pop <sebpop@gmail.com>
12803 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
12804 (DDR_REVERSED_P): New.
12805 * tree-data-ref.c (initialize_data_dependence_relation,
12806 build_classic_dist_vector): Set DDR_REVERSED_P.
12808 2007-07-04 Sebastian Pop <sebpop@gmail.com>
12810 PR middle-end/32457
12811 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
12812 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
12813 init_omega_for_ddr_1): Use non conservative number of iterations
12815 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
12816 (analyze_siv_subscript): Remove FIXME and reinitialization of
12817 last_conflicts to chrec_dont_know.
12818 * testsuite/gfortran.dg/vect/pr32457.f90: New.
12820 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
12822 * tree.c (maybe_canonicalize_argtypes): Improve description.
12824 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
12826 * tree.c (maybe_canonicalize_argtypes): New.
12827 (build_function_type): Set canonical type.
12828 (build_method_type_directly): Ditto.
12829 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
12832 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12834 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
12836 (rewrite_use_nonlinear_expr): Likewise.
12838 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
12840 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
12842 2007-07-04 Ben Elliston <bje@au.ibm.com>
12844 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
12847 * c-objc-common.c (c_types_compatible_p): Fix indentation.
12849 * doc/tm.texi (Run-time Target): Capitalise "CPU".
12850 (Exception Handling): Likewise.
12852 2007-07-03 Jan Hubicka <jh@suse.cz>
12854 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
12856 2007-07-03 Eric Christopher <echristo@apple.com>
12858 * doc/cppopts.texi: Add conflicting option note to -dM.
12859 * doc/invoke.texi: Add note about possible conflicts with
12860 -E for -dCHARS and note that -dM will not produce
12861 any results if there is no machine dependent reorg.
12863 2007-07-03 Geoffrey Keating <geoffk@apple.com>
12865 * tree.h (DECL_ALIGN): Back out previous change.
12867 2007-07-03 Joseph Myers <joseph@codesourcery.com>
12869 * configure.ac: Test for .dtprelword support on MIPS.
12870 * configure, config.in: Regenerate.
12871 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
12872 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
12874 2007-07-03 Julian Brown <julian@codesourcery.com>
12876 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
12877 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
12878 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
12879 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
12881 (all_fpus): Add FPUTYPE_VFP3.
12882 (fp_model_for_fpu): Add VFPv3 field.
12883 (arm_rtx_costs_1): Give cost to VFPv3 constants.
12884 (vfp3_const_double_index): New function. Return integer index of
12885 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
12887 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
12888 and argument represents a valid RTX for a VFPv3 constant.
12889 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
12891 (vfp_emit_fstmd): Similar, for fstmd.
12892 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
12893 constants, represented as integer indices.
12894 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
12895 VFP_REGNO_OK_FOR_DOUBLE macros.
12896 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
12897 (arm_file_start): Set float-abi attribute for VFPv3, and output
12898 correct ".fpu" assembler directive.
12899 (arm_dbx_register_numbering): Add FIXME.
12900 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
12901 (fputype): Add FPUTYPE_VFP3.
12902 (FIXED_REGISTERS): Add 32 registers for D16-D31.
12903 (CALL_USED_REGISTERS): Likewise.
12904 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
12905 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
12906 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
12907 (D7_VFP_REGNUM): New.
12908 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
12909 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
12910 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
12911 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
12912 (REG_ALLOC_ORDER): Adjust for VFPv3.
12913 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
12914 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
12915 VFP_LO_REGS, VFP_HI_REGS.
12916 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
12917 (IS_VFP_CLASS): Define macro.
12918 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
12920 (REGISTER_MOVE_COST): Likewise.
12921 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
12922 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
12923 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
12924 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
12925 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
12926 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
12927 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
12928 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
12929 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
12930 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
12931 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
12932 where appropriate for single-word registers.
12933 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
12934 As above. Fix type attributes.
12935 * config/arm/constraints.md (register_contraint "t"): Define.
12936 (register_constraint "w"): Change to D0-D15, or D0-D31 for
12938 (register_constraint "x"): Define.
12939 (constraint "Dv"): Define.
12941 2007-07-03 Geoffrey Keating <geoffk@apple.com>
12943 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
12945 2007-07-03 Tom Tromey <tromey@redhat.com>
12947 * c-parser.c (objc_pq_context): Removed.
12948 (objc_need_raw_identifier): Likewise.
12949 (c_parser) <objc_pq_context>: New field.
12950 <objc_need_raw_identifier>: Likewise.
12951 (OBJC_NEED_RAW_IDENTIFIER): Removed.
12952 (c_lex_one_token): Update.
12953 (c_parser_objc_protocol_definition): Update.
12954 (c_parser_objc_method_definition): Update.
12955 (c_parser_objc_methodproto): Update.
12956 (c_parser_declspecs): Update.
12958 2007-07-03 David Ung <davidu@mips.com>
12960 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
12962 2007-07-03 David Ung <davidu@mips.com>
12963 Richard Sandiford <richard@codesourcery.com>
12965 * doc/invoke.texi: Document -march=74kf3_2.
12966 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
12967 (TUNE_74K): Check for it.
12968 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
12969 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
12970 * config/mips/mips.md (cpu): Add 74kf3_2.
12971 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
12972 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
12973 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
12974 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
12975 74kf3_2 to the CPU list.
12976 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
12977 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
12978 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
12979 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
12980 (r74kf3_2_fxfer_from_c1): New insn reservations.
12982 2007-07-03 Richard Sandiford <richard@codesourcery.com>
12983 David Ung <davidu@mips.com>
12985 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
12986 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
12987 and 74k[fx]. Document aliases for the new options.
12988 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
12989 (PROCESSOR_24KF2_1): ...this.
12990 (PROCESSOR_24KX): Rename to...
12991 (PROCESSOR_24KF1_1): ...this.
12992 (PROCESSOR_74KF): Rename to...
12993 (PROCESSOR_74KF2_1): ...this.
12994 (PROCESSOR_74KX): Rename to...
12995 (PROCESSOR_74KF1_1): ...this.
12996 (TUNE_74K): Update PROCESSOR_* names.
12997 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
12998 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
12999 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
13000 (mips_rtx_cost_data): Update processor names in comments.
13001 (mips_issue_rate): Update PROCESSOR_* names.
13002 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
13003 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
13004 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
13005 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
13006 Update cpu attribute names.
13007 (r24k_fpu_iss): Rename this reservation to...
13008 (r24kf2_1_fpu_iss): ...this and update all uses.
13009 (r24kx_fpu_iss): Rename this reservation to...
13010 (r24kf1_1_fpu_iss): ...this and update all uses.
13011 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
13012 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
13013 Update cpu attribute names.
13015 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
13017 * config/m32r/constraints.md: New file.
13018 * config/m32r/m32r.c: Include tm-constrs.h.
13019 (small_data_operand): Use satisfies_constraint_* instead of macro.
13020 (addr24_operand, gen_compare): Likewise.
13021 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
13022 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
13023 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13024 EXTRA_CONSTRAINT): Likewise.
13025 * config/m32r/m32r.md: Include constraints.md.
13026 (*movsi_insn): Use satisfies_constraint_* instead of macro.
13027 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
13028 * config/m32r/predicates.md (conditional_move_operand): Likewise.
13029 (two_insn_const_operand, int8_operand, uint16_operand,
13030 reg_or_int16_operand, reg_or_uint16_operand,
13031 reg_or_cmp_int16_operand, cmp_int16_operand,
13032 seth_add3_operand): Likewise.
13034 2007-07-03 Eric Christopher <echristo@gmail.com>
13036 * libgcc2.h: Conditionally declare __bswapsi2 and
13039 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
13041 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
13044 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13047 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
13048 (__gthrw_pragma): Provide default definition.
13049 (__gthrw2): Use it.
13050 * gthr-posix.c (__gthrw_pragma): Define.
13052 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
13054 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
13055 before declaring inequality.
13057 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
13059 * combine.c (recog_for_combine): Log the success or failure of
13060 matching new insn patterns against the machine description in
13063 2007-07-03 Revital Eres <eres@il.ibm.com>
13065 * ddg.c (print_sccs): New function.
13066 (check_sccs): New function.
13067 (create_ddg_all_sccs): Use it.
13068 * ddg.h (print_sccs): Declare.
13069 * modulo-sched.c (sms_order_nodes): Call print_sccs.
13071 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
13073 * targhooks.h (default_mode_for_suffix): New function declaration.
13074 * targhooks.c (default_mode_for_suffix): New default target hook.
13075 * target.h (struct c): New structure in the targetm struct.
13076 (mode_for_suffix): New target hook as part of struct c.
13077 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
13078 default_mode_for_suffix.
13079 (TARGET_C): New define.
13080 * c-lex.c: Include "target.h".
13081 (interpret_float): Use targetm.c.mode_for_suffix to determine
13082 the mode for a given non-standard suffix.
13083 Makefile.in (c-lex.o): Depend on $(TARGET_H).
13085 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
13086 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
13088 * doc/extend.texi (Floating Types): New node. Document __float80 and
13089 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
13091 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
13094 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
13095 predicate instead of target_operand.
13096 (divsi3_i1_media, divsi3_media_2): Likewise.
13098 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
13100 * tree.h (alias_sets_might_conflict_p): Rename into
13101 alias_sets_must_conflict_p.
13102 * alias.c (alias_sets_might_conflict_p): Likewise.
13103 (alias_sets_conflict_p): Use it.
13104 (objects_must_conflict_p): Likewise.
13105 * c-common.c (strict_aliasing_warning): Adjust.
13107 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13109 * rtlhooks.c (gen_lowpart_if_possible): Check for
13110 invalid subreg before calling gen_lowpart_SUBREG.
13112 2007-07-02 Geoffrey Keating <geoffk@apple.com>
13114 * config/darwin9.h: Add copyright notice.
13115 (LINK_COMMAND_SPEC): Add comment.
13116 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
13117 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
13118 DARWIN_LIBSYSTEM_HAS_UNWIND.
13120 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13123 * omp-low.c (check_combined_parallel): New function.
13124 (lower_omp_parallel): Call it via walk_stmts, set
13125 OMP_PARALLEL_COMBINED if appropriate.
13126 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
13127 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
13128 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
13129 don't consider it as combined parallel.
13131 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13133 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13134 (gcc_tooldir): Likewise.
13135 * configure: Regenerate.
13136 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13137 old configure.ac gcc_tooldir setting.
13138 (prefix_to_exec_prefix): New variable.
13139 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13140 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13142 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
13144 Fix PR tree-optimization/32583
13145 Fix PR tree-optimization/32584
13146 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
13147 (phi_translate_set): Use phi_translate directly now.
13148 (make_values_for_stmt): Don't value number RHS if we already know
13151 2007-07-02 Steve Ellcey <sje@cup.hp.com>
13152 Jim Wilson <wilson@specifix.com>
13155 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
13158 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
13159 Richard Sandiford <richard@codesourcery.com>
13160 Nigel Stephens <nigel@mips.com>
13162 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
13163 (mips16e_output_save_restore): Declare.
13164 (mips16e_save_restore_pattern_p): Likewise.
13165 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
13166 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
13167 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
13168 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
13169 (BITSET_P): New global macro, extracted from...
13170 (mips_for_each_saved_reg): ...here.
13171 (mips16e_save_restore_info): New struct.
13172 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
13173 (mips16e_save_restore_regs): New variable.
13174 (mips_split_plus, mips16e_find_first_register): New functions.
13175 (mips16e_mask_registers): New function.
13176 (compute_frame_size): Expand the commentary before the function.
13177 Enforce the MIPS16e save and restore register range restrictions.
13178 Pad the general register save area at the low end.
13179 (mips16e_save_restore_reg, mips16e_build_save_restore)
13180 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
13181 (mips16e_output_save_restore, mips16e_collect_propagate_value)
13182 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
13184 (mips_expand_prologue, mips_expand_epilogue): Handle
13185 GENERATE_MIPS16E_SAVE_RESTORE.
13186 * config/mips/mips.md (*mips16e_save_restore): New pattern.
13188 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
13190 PR tree-optimization/31966
13191 PR tree-optimization/32533
13192 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
13193 "basic_block" description as its third argument. Update function
13194 calls to get destination bb from "edge" argument. Save "cond" into
13195 aux field of the edge. Update prototype for changed arguments.
13196 (if_convertible_loop_p): Clear aux field of incoming edges if bb
13198 (find_phi_replacement_condition): Operate on incoming edges, not
13199 on predecessor blocks. If there is a condition saved in the
13200 incoming edge aux field, AND it with incoming bb predicate.
13201 Return source bb of the first edge.
13202 (clean_predicate_lists): Clean aux field of outgoing node edges.
13203 (tree_if_conversion): Do not initialize cond variable. Move
13204 variable declaration into the loop.
13205 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
13206 initializations of new_stmt, arg0 and arg1 variables.
13208 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13210 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
13211 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
13213 2007-07-02 Richard Guenther <rguenther@suse.de>
13215 * tree-ssa.c (useless_type_conversion_p): Document
13216 future intent as defining the middle-end type system.
13217 Re-structure to call langhook last, group by type class,
13218 mark questionable parts.
13220 2007-07-02 Richard Guenther <rguenther@suse.de>
13222 * tree-flow.h (types_compatible_p): Declare.
13223 * tree-ssa.c (types_compatible_p): New function.
13224 * ipa-type-escape.c (discover_unique_type): Use
13225 types_compatible_p instead of lang_hooks.types_compatible_p.
13226 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
13227 * tree-vn.c (expressions_equal_p): Likewise.
13228 * tree.c (fields_compatible_p): Likewise.
13229 * tree-ssa-dom.c (avail_expr_eq): Likewise.
13230 (cprop_operand): Use useless_type_conversion_p instead of
13231 lang_hooks.types_compatible_p.
13232 * tree-inline.c (setup_one_parameter): Likewise.
13233 (declare_return_variable): Likewise.
13234 * tree-nrv.c (tree_nrv): Likewise.
13235 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13236 (maybe_fold_offset_to_component_ref): Likewise.
13237 (maybe_fold_offset_to_reference): Likewise.
13238 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13239 (merge_alias_info): Likewise.
13240 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13241 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13242 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
13243 * tree-tailcall.c (find_tail_calls): Likewise.
13244 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
13245 * gimplify.c (canonicalize_addr_expr): Likewise.
13246 (fold_indirect_ref_rhs): Likewise.
13247 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
13248 (cpt_same_type): Likewise.
13249 (check_pointer_types_r): Swap parameters to cpt_same_type
13251 * fold-const.c (fold_convert): Revert fix for PR15988.
13252 * tree-inline.c (setup_one_parameter): Instead fix it here by
13253 using fold_build1 instead of fold_convert and checking for
13254 error_mark_node. Convert only if the conversion is necessary.
13256 2007-07-02 Joseph Myers <joseph@codesourcery.com>
13258 * configure.ac: Check for .gnu_attribute on Power.
13259 * configure: Regenerate.
13260 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
13261 attribute for floating-point ABI.
13263 2007-07-02 Ira Rosen <irar@il.ibm.com>
13265 PR tree-optimization/32230
13266 PR tree-optimization/32477
13267 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
13268 address is a constant.
13270 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13272 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
13273 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
13274 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
13275 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
13276 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
13277 64-bit targets. Add support for *-elfoabi*.
13278 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
13279 different settings if $(tm_defines) does not select the EABI.
13280 (MULTILIB_EXCLUSIONS): Define in those circumstances.
13281 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
13282 (MIPS_ARCH_OPTION_SPEC): Likewise.
13283 (MIPS_ISA_LEVEL_SPEC): Likewise.
13284 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
13285 * config/mips/elfoabi.h: New file.
13287 2007-07-02 Richard Guenther <rguenther@suse.de>
13289 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
13290 (useless_type_conversion_p): ... this.
13291 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
13292 (useless_type_conversion_p): ... this.
13293 * builtins.c (fold_builtin_memory_op): Rename
13294 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
13295 * tree-cfg.c (verify_expr): Likewise.
13296 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
13297 * tree-ssa-ccp.c (ccp_fold): Likewise.
13298 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13299 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
13300 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13301 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
13302 * tree-ssa-pre.c (eliminate): Likewise.
13303 * tree-ssa.c (delete_tree_ssa): Likewise.
13304 (tree_ssa_useless_type_conversion): Likewise.
13305 * tree.c (build2_stat): Likewise.
13307 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13309 Fix PR tree-optimization/32571
13310 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
13313 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13315 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
13316 and other expected operations explicitly, change default to
13319 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13321 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
13323 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
13324 (tls_load_dot_plus_eight): Move the label number into the unspec.
13325 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
13327 2007-07-01 Andreas Schwab <schwab@suse.de>
13329 * dwarf2out.c (initial_return_save): Define only if used.
13331 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
13333 Unreverting Richard's Revert of:
13335 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13337 * dce.c (deletable_insn_p_1): New function, split out from...
13338 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13339 specially, not those inside PARALLELs. Remove BODY argument
13340 and adjust recursive call accordingly.
13341 (prescan_insns_for_dce): Update call to delete_insn_p.
13343 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
13344 Revital Eres <eres@il.ibm.com>
13346 * ddg.c (create_ddg_all_sccs): Fix missed
13347 initialization of scc_nodes.
13349 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
13351 PR middle-end/32559
13352 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
13353 X + ~X to 1 only for INTEGRAL_TYPE_P type.
13355 2007-06-30 Joseph Myers <joseph@codesourcery.com>
13357 * configure.ac: Check for .gnu_attribute on MIPS.
13358 * configure, config.in: Regenerate.
13359 * config/mips/mips.c (mips_file_start): If supported, output
13360 attribute for floating-point ABI.
13362 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
13365 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
13366 (ffs_cmove): New expander to expand using ctz pattern.
13367 (*ffs_cmove): Remove pattern.
13368 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
13369 (ffsdi2): Expand using ctz pattern.
13370 (*ffs_rex64): Remove pattern.
13372 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13374 PR rtl-optimization/32296
13375 * pa.md (return): Delete pattern.
13376 (return_internal): Remove "(const_int 1)" from pattern.
13377 (epilogue): Use return_internal pattern for trivial returns.
13378 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
13379 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
13381 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13383 * tree-ssa-pre.c (is_exception_related): New function
13384 (can_value_number_operation): Use it.
13386 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13388 Fix PR tree-optimization/32540
13389 Fix PR tree-optimization/31651
13391 * tree-ssa-sccvn.c: New file.
13393 * tree-ssa-sccvn.h: Ditto.
13395 * tree-vn.c: Include tree-ssa-sccvn.h
13396 (val_expr_paid_d): Removed.
13397 (value_table): Ditto.
13398 (vn_compute): Ditto.
13399 (val_expr_pair_hash): Ditto.
13400 (val_expr_pair_expr_eq): Ditto.
13401 (copy_vuses_from_stmt): Ditto.
13402 (vn_delete): Ditto.
13404 (shared_vuses_from_stmt): Ditto.
13405 (print_creation_to_file): Moved up.
13406 (sort_vuses): Ditto.
13407 (sort_vuses_heap): Ditto.
13408 (set_value_handle): Make non-static.
13409 (make_value_handle): Ditto.
13410 (vn_add): Rewritten to use sccvn lookups.
13411 (vn_add_with_vuses): Ditto.
13412 (vn_lookup): Ditto (and second argument removed).
13413 (vn_lookup_with_vuses): Ditto.
13414 (vn_lookup_or_add): Ditto (and second argument removed);
13415 (vn_lookup_or_add_with_vuses): Ditto.
13416 (vn_lookup_with_stmt): New.
13417 (vn_lookup_or_add_with_stmt): Ditto.
13418 (create_value_handle_for_expr): Ditto.
13420 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
13421 (seen_during_translate): New function.
13422 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
13423 (phi_trans_add): Ditto.
13424 (constant_expr_p): FIELD_DECL is always constant.
13425 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
13426 Use constant_expr_p.
13427 Avoid infinite recursion on mutually valued expressions.
13428 Change callers of vn_lookup_or_add.
13429 (phi_translate): New function.
13430 (compute_antic_safe): Allow phi nodes.
13431 (create_component_ref_by_pieces): Update for FIELD_DECL change.
13432 (find_or_generate_expression): Rewrite slightly.
13433 (create_expression_by_pieces): Updated for vn_lookup_or_add
13435 Update VN_INFO for new names.
13436 (insert_into_preds_of_block): Update for new names.
13437 (add_to_exp_gen): New function.
13438 (add_to_sets): Use vn_lookup_or_add_with_stmt.
13439 (find_existing_value_expr): Rewrite to changed vn_lookup.
13440 (create_value_expr_from): Ditto, and use add_to_exp_gen.
13441 (try_look_through_load): Removed.
13442 (try_combine_conversion): Ditto.
13443 (get_sccvn_value): New function.
13444 (make_values_for_phi): Ditto.
13445 (make_values_for_stmt): Ditto.
13446 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
13448 (init_pre): Update for SCCVN changes.
13450 (execute_pre): Ditto.
13452 * tree-flow.h (make_value_handle): Declare.
13453 (set_value_handle): Ditto.
13454 (sort_vuses_heap): Ditto.
13455 (vn_lookup_or_add_with_stmt): Ditto.
13456 (vn_lookup_with_stmt): Ditto.
13457 (vn_compute): Remove.
13459 (vn_delete): Ditto.
13460 (vn_lookup): Update arguments.
13462 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
13463 (tree-vn.o): Ditto.
13464 (tree-ssa-sccvn.o): New.
13465 (OBJS-common): Add tree-ssa-sccvn.o
13467 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13470 * c-typeck.c (build_external_ref): Don't mark as used if called
13472 * calls.c (rtx_for_function_call): Likewise.
13474 2007-06-30 Richard Sandiford <richard@codesourcery.com>
13478 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13480 * dce.c (deletable_insn_p_1): New function, split out from...
13481 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13482 specially, not those inside PARALLELs. Remove BODY argument
13483 and adjust recursive call accordingly.
13484 (prescan_insns_for_dce): Update call to delete_insn_p.
13486 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
13488 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
13489 (try_combine): Move potential calls to undo_all() so they happen
13490 before we commit to using the combined insns.
13492 2006-06-30 Jan Hubicka <jh@suse.cz>
13494 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
13497 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
13499 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
13500 (cgraph_remove_unreachable_nodes): Likewise.
13501 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
13502 * ipa-inline.c (update_caller_keys): Cast according to the coding
13504 (cgraph_decide_recursive_inlining): Likewise.
13505 (cgraph_decide_inlining_of_small_function): Likewise.
13506 (try_inline): Likewise.
13507 (cgraph_decide_inlining_incrementally): Likewise.
13508 * ipa-pure-const.c (get_function_state): Likewise.
13509 (scan_function): Likewise.
13510 (analyze_function): Likewise.
13511 (static_execute): Likewise.
13512 * ipa-reference.c (scan_for_static_refs): Likewise.
13513 (merge_callee_local_info): Likewise.
13514 (analyze_function): Use type safe memory macros.
13515 (static_execute): Likewise. Cast according to the coding conventions.
13516 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
13518 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
13520 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
13521 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
13524 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13526 PR middle-end/30024
13527 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
13528 for complex modes (both int and real).
13530 2007-06-29 Jan Hubicka <jh@suse.cz>
13532 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
13534 2007-06-29 Jan Hubicka <jh@suse.cz>
13536 PR middle-end/32372
13537 * cse.c (cse_insn): Avoid invalid sharing in between register note and
13540 2007-06-29 Anatoly Sokolov <aesok@post.ru>
13543 * config/avr/avr.c: Include dataflow header file.
13544 (expand_prologue): Adjust for prologue insn change.
13545 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
13548 2007-06-29 Richard Guenther <rguenther@suse.de>
13550 PR middle-end/32493
13551 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
13552 during type verification.
13554 2007-06-29 Jan Hubicka <jh@suse.cz>
13556 * recog.c (validate_change_rtx_1): Unshare TO argument.
13558 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
13560 PR tree-optimization/24659
13561 * tree-vect-transform.c (vectorizable_call): Handle
13562 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
13564 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
13565 * config/i386/i386.c (enum ix86_builtins)
13566 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
13567 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
13569 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
13570 const using def_builtin_const.
13571 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
13572 input operands in the same modes as the result.
13573 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
13575 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
13577 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
13578 (df_set_dead_notes_for_mw): Likewise.
13580 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
13582 * c-common.c (pointer_int_sum): Do the negation in sizetype.
13584 2007-06-28 DJ Delorie <dj@redhat.com>
13586 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
13588 2007-06-28 Geoffrey Keating <geoffk@apple.com>
13590 * doc/invoke.texi (C++ Dialect Options): Document
13591 fvisibility-ms-compat.
13592 * c.opt (fvisibility-ms-compat): New.
13594 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13597 * tree-affine.c (aff_combination_add_elt): Handle
13598 pointer addition specially.
13600 2007-06-28 Jakub Jelinek <jakub@redhat.com>
13602 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
13603 decl is non-external for AIX ABI.
13605 2007-06-28 David Edelsohn <edelsohn@gnu.org>
13607 * config/rs6000/predicates.md (current_file_function_operand):
13608 Ensure the symbol is non-external for AIX ABI.
13610 2007-06-28 Nick Clifton <nickc@redhat.com>
13612 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
13613 (fdce, fdse, fpredictive-commoning): Likewise.
13615 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13618 * gcc.c (process_command): Recognize the new -static-libgfortran
13621 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
13624 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
13625 Use a call clobbered hard reg instead of a pseudo reg.
13627 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
13629 * config/sh/sh.md (load_gbr): Use correct operand constraint.
13631 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
13634 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
13635 REG_LIBCALL and REG_RETVAL notes.
13636 (divsi3, mulsi3): Likewise.
13637 (mulhisi3): Likewise. Use emit_libcall_block.
13638 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
13640 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
13642 PR rtl-optimization/32481
13643 * combine.c (adjust_for_new_dest): Rescan the changed insn.
13645 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13647 * dce.c (deletable_insn_p_1): New function, split out from...
13648 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13649 specially, not those inside PARALLELs. Remove BODY argument
13650 and adjust recursive call accordingly.
13651 (prescan_insns_for_dce): Update call to delete_insn_p.
13653 2007-06-27 Richard Guenther <rguenther@suse.de>
13655 PR middle-end/32492
13656 * tree.h (fold_convertible_p): Declare.
13657 * fold-const.c (fold_convertible_p): New function.
13658 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
13659 instead of lang_hooks.types_compatible_p.
13661 2007-06-26 Jan Hubicka <jh@suse.cz>
13663 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
13664 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
13665 early use validate_unshare_change.
13666 (reload_combine): Likewise.
13667 * recog.c (change_t): New field unshare.
13668 (validate_change_1): Rename from validate_change; add argument unshare.
13669 (validate_change): Turn into wrapper of validate_change_1; update
13670 prototype for bools.
13671 (validate_unshare_change): New.
13672 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
13673 calls of df_insn_rescan.
13674 * recog.h (validate_change): Replace ints by bools.
13675 (validate_unshare_change): Declare.
13677 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
13679 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
13681 2007-06-26 Steve Ellcey <sje@cup.hp.com>
13683 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
13685 2007-06-25 Jan Hubicka <jh@suse.cz>
13687 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
13689 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
13690 cgraph_decide_inlining_incrementally): Move uninlinability checks to
13691 places other call site specific checks are performed.
13693 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13696 * tree-vect-transform.c (vectorizable_operation): Convert
13697 POINTER_PLUS_EXPR over to PLUS_EXPR.
13699 2007-06-25 Chao-ying Fu <fu@mips.com>
13701 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
13702 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
13703 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
13704 Document GET_MODE_IBIT, and GET_MODE_FBIT.
13706 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
13707 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13708 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
13709 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
13710 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
13711 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
13712 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
13713 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
13714 ALL_FIXED_POINT_MODE_P): New define.
13715 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13717 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
13719 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
13720 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13721 MODE_VECTOR_UACCUM): New mode classes.
13723 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
13724 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
13725 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
13728 * genmodes.c (struct mode_data): Add ibit and fbit fields.
13729 (blank_mode): Initialize ibit and fbit.
13730 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
13731 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13733 (new_adjust): Change required_class to required_class_from and
13734 required_class_to for testing within a range.
13735 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13736 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13737 MODE_VECTOR_UACCUM.
13738 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
13739 (make_fixed_point_mode): New.
13740 (_ADD_ADJUST): Change C to C1 and C2.
13741 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
13742 use a range for machine classes.
13743 (ADJUST_IBIT, ADJUST_FBIT): New.
13744 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
13746 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
13747 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13748 Emit adjustment for ibit and fbit.
13749 (emit_mode_ibit, emit_mode_fbit): New.
13750 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
13752 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
13754 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
13755 as the source of the set.
13757 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
13759 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
13760 FP_REGNO_P): Use IN_RANGE.
13761 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
13762 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
13763 (DATA_REG_P): Use DATA_REGNO_P.
13764 (FP_REG_P): Use FP_REGNO_P.
13765 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
13766 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
13767 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
13769 2007-06-24 Jan Hubicka <jh@suse.cz>
13771 PR middle-end/30563
13772 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
13774 2007-06-24 Sebastian Pop <sebpop@gmail.com>
13776 PR middle-end/32461
13777 * fold-const.c (fold_binary): Strip nops of operand 0
13778 of BIT_NOT_EXPR before calling operand_equal_p.
13779 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
13780 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
13782 2007-06-23 Mark Mitchell <mark@codesourcery.com>
13784 * doc/extend.texi: Document that dllimport and dllexport imply
13785 default visibility.
13786 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
13787 imported or exported declaration, including type declarations.
13788 * c-common.c (handle_visibility_attribute): Check for conflicts
13789 with dllimport/dllexport.
13790 (c_determine_visibility): Handle dllimport/dllexport as an
13791 explicit visibility atttribute.
13793 2007-06-23 Richard Guenther <rguenther@suse.de>
13795 PR tree-optimization/16876
13796 PR middle-end/29478
13797 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
13799 * tree-inline.c (initialize_inlined_parameters): Do not call
13800 lang_hooks.tree_inlining.convert_parm_for_inlining.
13801 * cgraphbuild.c (initialize_inline_failed): Set inline failed
13802 reason for mismatched types.
13803 * gimplify.c (gimplify_call_expr): Verify the call expression
13804 arguments match the called function type signature. Otherwise
13805 mark the call expression to be not considered for inlining
13806 using CALL_CANNOT_INLINE_P flag.
13807 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
13808 edges call expression.
13809 (cgraph_decide_inlining_of_small_function): Likewise.
13810 (cgraph_decide_inlining): Likewise.
13811 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
13813 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
13814 * c-typeck.c (c_convert_parm_for_inlining): Remove.
13815 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
13816 Remove declaration.
13817 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
13818 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
13820 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
13821 convert_parm_for_inlining member.
13823 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
13826 * arm.md (negscc): Match the correct operand for optimized LT0 test.
13827 Remove optimization for GT.
13829 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
13831 PR middle-end/32437
13832 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
13834 (prescan_insns_for_dce): Add extra parameter.
13836 2007-06-23 Jan Hubicka <jh@suse.cz>
13838 PR middle-end/31541
13839 * gimplify.c (mark_addressable): New function.
13840 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
13842 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13844 PR middle-end/32374
13845 * expr.c (store_constructor): Do not clobber non-zeroed memory.
13847 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13850 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
13851 moves between MMX/SSE registers to at least 8 units to prevent
13852 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
13854 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13856 * config/i386/i386.c (override_options): Correct x86_sahf
13859 2007-06-21 David Daney <ddaney@avtrex.com>
13862 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
13863 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
13864 (exception_receiver): Renamed to ...
13865 (nonlocal_goto_receiver): ... this.
13867 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
13869 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
13870 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
13871 partial register accesses.
13873 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
13875 * fold-const.c (debug_fold_checksum): Move it under
13876 ENABLE_FOLD_CHECKING.
13878 2007-06-21 Sebastian Pop <sebpop@gmail.com>
13880 PR middle-end/20623
13881 * tree.h (debug_fold_checksum): Declared.
13882 * fold-const.c (build_fold_addr_expr_with_type_1): New.
13883 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
13884 build_fold_addr_expr_with_type_1.
13885 (fold_addr_expr, debug_fold_checksum): New.
13886 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
13887 (fold_unary, fold_comparison, split_address_to_core_and_offset):
13888 Use fold_addr_expr.
13890 2007-06-21 Sebastian Pop <sebpop@gmail.com>
13892 PR tree-optimization/19590
13893 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
13894 of scev is a constant.
13896 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
13898 * df-problems.c (df_note_bb_compute): Made computation of live
13899 info consistent with df_lr.
13901 2007-06-21 Richard Guenther <rguenther@suse.de>
13903 PR tree-optimization/32453
13904 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
13905 for pointer anti-range.
13907 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
13909 * config/i386/i386.c (processor_target_table): Increase maximum
13910 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
13913 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
13914 byte alignment if > 8 byte alignment is preferred.
13915 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13917 2007-06-21 Jakub Jelinek <jakub@redhat.com>
13919 PR tree-optimization/31866
13920 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
13921 if ASM_EXPR's input is not a SSA_NAME.
13923 PR middle-end/32362
13924 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
13925 but decl is a global var, instead return decl.
13926 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
13927 even for is_global_var decls, if they are private in some outer
13930 2007-06-21 Richard Guenther <rguenther@suse.de>
13932 PR tree-optimization/32451
13933 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
13935 2007-06-21 Christian Bruel <christian.bruel@st.com>
13937 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
13938 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
13939 (push_regs): Changed saving order or banked registers.
13940 (sh_expand_epilogue): Likewise.
13941 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
13942 (FIRST_BANKED_REG): Likewise.
13943 (LAST_BANKED_REG): Likewise.
13944 * config/sh/sh.md (banked) New attribute.
13945 (in_delay_slot): Check banked attribute.
13947 2007-06-20 Sebastian Pop <sebpop@gmail.com>
13949 PR tree-optimization/32075
13950 * tree-data-ref.c (subscript_dependence_tester_1,
13951 analyze_miv_subscript, analyze_overlapping_iterations,
13952 add_distance_for_zero_overlaps, build_classic_dist_vector,
13953 subscript_dependence_tester_1, analyze_overlapping_iterations,
13954 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
13955 compute_affine_dependence, compute_all_dependences): Pass loop_nest
13956 to evolution_function_is_affine_multivariate_p.
13958 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
13960 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
13962 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
13965 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
13967 * config/m32c/prologue.md (epilogue_exitd_16): New.
13968 (epilogue_reit_16): New.
13969 (epilogue_exitd): Rename to epilogue_exitd_24.
13970 (epilogue_reit): Rename to epilogue_reit_24.
13972 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
13973 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13975 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
13977 * haifa-sched.c (queue_to_ready): Don't requeue next insn
13978 if dbg_cnt (sched_insn) reaches the limit.
13979 (choose_ready): New parameter INSN_PTR and new return value.
13980 (schedule_block): Handle dbg_cnt (sched_insn). Handle
13981 the new return value from choose_ready.
13982 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
13983 (rest_of_handle_global_alloc): New global_alloc_at_func.
13985 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
13987 PR tree-optimization/25737
13988 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
13989 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
13990 * tree-flow.h (struct fieldoff): Add new field alias_set.
13991 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
13992 argument addressable_type. Set alias_set of fieldoff.
13993 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
13994 (create_overlap_variables_for): Pass alias_set from fieldoff to
13996 * alias.c (get_alias_set): Use alias_set from SFT if set.
13998 2007-06-20 Hui-May Chang <hm.chang@apple.com>
14000 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
14001 of a variable as an unsigned HOST_WIDE_INT integer.
14003 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
14005 PR rtl-optimization/32405
14006 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
14008 2007-06-20 Jakub Jelinek <jakub@redhat.com>
14010 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
14012 PR middle-end/31959
14013 * builtins.c: Include diagnostic.h.
14014 (expand_builtin_expect): Make gcc_assert more permissive.
14015 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
14017 PR inline-asm/32109
14018 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
14021 PR middle-end/32285
14022 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
14023 if ACCUMULATE_OUTGOING_ARGS.
14025 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14027 * config/m68hc11/m68hc11.c: Include dataflow header file.
14028 (m68hc11_reorg): Port to dataflow.
14030 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14032 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
14033 (struct df_problem.free_blocks_on_set_blocks): New field.
14034 (struct dataflow.optional_p): New field.
14035 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14036 (df_live_set_all_dirty): New function.
14037 * df-scan.c (df_scan_alloc): Initialize optional_p.
14038 (problem_SCAN): Initialize free_blocks_on_set_blocks.
14039 * df-core.c (df_set_blocks): Removed use of
14040 DF_FIRST_OPTIONAL_PROBLEM. Now uses
14041 df_problem.free_blocks_on_set_blocks to determine which blocks are
14043 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
14044 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
14045 uses dataflow.optional_p to determine if problem should be
14047 (rest_of_handle_df_initialize): Only start live problem if
14049 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14050 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
14051 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
14052 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
14053 problem_NOTE): Initialize free_blocks_on_set_blocks.
14054 (df_lr_bb_local_compute): Recompute luids if df_live problem is
14056 (df_live_set_all_dirty, df_note_alloc): New function.
14057 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
14059 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
14060 * postreload.c (reload_combine): Ditto.
14061 * cse.c (cse_extended_basic_block): Ditto.
14062 * regmove.c (mark_flags_life_zones): Ditto.
14063 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
14064 erase_matching_seqs): Ditto.
14065 * bt-load.c (compute_defs_uses_and_gen): Ditto.
14066 * integrate (allocate_initial_values): Ditto.
14067 * combine.c (reg_dead_at_p): Ditto.
14068 * resource.c (mark_target_live_regs): Ditto.
14069 * sched-rgn.c (check_live_1, update_live_1): Ditto.
14070 * config/sh/sh.c (find_r0_life_regions): Ditto.
14071 * global.c (rest_of_handle_global_alloc): Only add back df_live
14073 * local-alloc.c (rest_of_handle_local_alloc): Only remove
14074 df_live for -O > 1.
14075 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
14077 (if_convert): Make sure df_live is there at -O == 1.
14078 (pass_if_after_combine): Cleanup flags.
14079 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
14080 is there at -O == 1.
14082 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
14084 * config/arm/arm.c (arm_get_frame_offsets): Set
14085 offsets->locals_base to avoid negative stack size.
14086 (thumb1_expand_prologue): Assert on negative stack size.
14088 2007-06-19 Sebastian Pop <sebpop@gmail.com>
14090 PR tree-optimization/32367
14091 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
14092 of the chrec has no evolution in that loop.
14093 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
14095 2007-06-19 Bob Wilson <bob.wilson@acm.org>
14097 * config/xtensa/xtensa.c: Include "df.h".
14098 (xtensa_builtin_saveregs): Use adjust_address instead of
14100 (xtensa_va_start): Invoke make_tree with sizetype for
14101 expand_builtin_saveregs and then convert the result to a pointer.
14102 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
14103 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
14104 Subtract argument size from index value as integers and then use
14105 POINTER_PLUS_EXPR to add the result to the array address.
14107 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14110 * config/m32c/m32c.c: Include dataflow header file.
14111 (m32c_emit_prologue): Adjust for prologue insn change.
14112 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
14113 once inside a PARALLEL. Assume frame size passed in operand 0
14114 includes space to save the fb register.
14115 (prologue_enter_24): Likewise.
14116 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
14118 2007-06-19 David Daney <ddaney@avtrex.com
14121 * config/mips/mips.md (cprestore): Mark $gp as used.
14123 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14126 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
14127 (frv_ifcvt_modify_insn): Likewise.
14129 2007-06-19 Richard Guenther <rguenther@suse.de>
14131 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
14132 only handle positive offsets that fit in a HOST_WIDE_INT.
14134 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
14136 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
14137 result of rsqrt insn for zero input argument to avoid NaN.
14139 2007-06-19 Richard Guenther <rguenther@suse.de>
14141 PR middle-end/31950
14142 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
14144 2007-06-19 Jakub Jelinek <jakub@redhat.com>
14146 PR tree-optimization/32353
14147 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
14149 2007-06-19 Nick Clifton <nickc@redhat.com>
14151 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
14153 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14156 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
14157 * config/i386/i386.c (assign_386_stack_local): Assert that
14158 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
14159 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
14160 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
14161 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
14163 2007-06-18 Steve Ellcey <sje@cup.hp.com>
14165 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
14167 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
14169 PR rtl-optimization/32321
14170 * gcse.c (replace_store_insn): Update the note before
14171 calling emit_insn_after.
14173 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
14175 PR middle-end/32355
14176 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
14178 * df-problems.c (df_note_bb_compute): Fix dumping info.
14180 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
14182 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
14183 insn with emit_jump_insn.
14185 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14187 PR tree-optimization/32383
14188 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
14189 * targhooks.h (default_builtin_reciprocal): Update prototype.
14190 * target.h (struct gcc_target): Update builtin_reciprocal.
14191 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
14192 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
14193 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
14194 when fndecl is in BUILT_IN_MD class.
14195 (execute_convert_to_rsqrt): Ditto.
14197 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
14198 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
14199 Convert BUILT_IN_SQRTF code only when md_fn is false.
14201 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
14203 * bt-load.c (move_btr_def): Fix the order of arguments
14204 to validate_replace_rtx.
14206 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
14208 * config/m68k/m68k-devices.def: Add 54450..54455.
14210 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
14212 PR rtl-optimization/32366
14213 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
14214 FLOAT_EXTEND]: Prevent non-scalar modes from entering
14217 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14219 PR middle-end/32349
14220 * modulo-sched (generate_reg_moves): Added rescan parameter and if
14221 this is true, rescan insn being modified.
14222 (sms_schedule): Added rescan parameter.
14223 (rest_of_handle_sms): Moved freeing of dominance info to before
14224 getting out of cfg_layout.
14226 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
14228 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
14229 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
14232 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
14233 FL_CF_EMAC from the entry for isac.
14235 * config/m68k/predicates.md (const_call_operand): Adjust comment.
14236 (const_sibcall_operand): New.
14237 (sibcall_operand): Use it.
14238 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
14239 (m68k_isas): ISAC does not imply FPU or EMAC.
14240 (override_options): Add ISA_C logic for symbolic jump & call.
14242 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
14244 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
14245 return mode from the builtin itself.
14246 (sparc_fold_builtin): Fix cast of zero constant.
14248 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14250 * targhooks.c (default_builtin_reciprocal): New default target hook.
14251 * targhooks.h (default_builtin_reciprocal): Add prototype.
14252 * hooks.c (hook_tree_tree_bool_null): Remove hook.
14253 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
14254 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
14255 default_builtin_reciprocal.
14257 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14259 PR middle-end/31723
14260 * hooks.c (hook_tree_tree_bool_null): New hook.
14261 * hooks.h (hook_tree_tree_bool_null): Add prototype.
14262 * tree-pass.h (pass_convert_to_rsqrt): Declare.
14263 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
14264 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
14265 and convert it to reciprocal a*rfunc(b).
14266 (execute_convert_to_rsqrt): New function.
14267 (gate_convert_to_rsqrt): New function.
14268 (pass_convert_to_rsqrt): New pass definition.
14269 * target.h (struct gcc_target): Add builtin_reciprocal.
14270 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
14271 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
14272 TARGET_BUILTIN_RECIPROCAL.
14273 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
14275 * config/i386/i386.h (TARGET_RECIP): New define.
14276 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
14277 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14278 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14279 and not optimizing for size.
14280 (*rcpsf2_sse): New insn pattern.
14281 (*rsqrtsf2_sse): Ditto.
14282 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
14283 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14284 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14285 and not optimizing for size.
14286 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
14287 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14288 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14289 and not optimizing for size.
14290 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
14291 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14292 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14293 and not optimizing for size.
14294 (*sse_rsqrtv4sf2): Do not export.
14295 (sqrtv4sf2): Ditto.
14296 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
14297 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14298 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14299 and not optimizing for size.
14300 (sqrtv4sf2): Ditto.
14301 * config/i386/i386.opt (mrecip): New option.
14302 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
14303 (ix86_emit_swsqrtsf): Ditto.
14304 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
14305 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
14306 builtin definition.
14307 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
14308 ix86_expand_unop1_builtin.
14309 (ix86_emit_swdivsf): New function.
14310 (ix86_emit_swsqrtsf): Ditto.
14311 (ix86_builtin_reciprocal): New function.
14312 (TARGET_BUILTIN_RECIPROCAL): Use it.
14313 (ix86_vectorize_builtin_conversion): Rename from
14314 ix86_builtin_conversion.
14315 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
14316 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
14317 "i386 and x86_64 Options" section.
14318 (Intel 386 and AMD x86_64 Options): Document -mrecip.
14320 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14321 Zdenek Dvorak <dvorakz@suse.cz>
14322 Richard Guenther <rguenther@suse.de>
14323 Kaz Kojima <kkojima@gcc.gnu.org>
14325 * tree-vrp.c (compare_values_warnv): Convert val2 to
14327 (extract_range_from_assert): Create
14328 POINTER_PLUS_EXPR for pointer types.
14329 (extract_range_from_binary_expr): Handle
14330 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
14332 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
14333 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
14334 POINTER_PLUS_EXPR as PLUS_EXPR.
14335 (number_of_iterations_lt_to_ne):
14336 For pointer types, use sizetype when
14337 creating MINUS_EXPR/PLUS_EXPRs.
14338 (assert_loop_rolls_lt): For pointer types, use sizetype when
14339 creating MINUS_EXPR/PLUS_EXPRs.
14340 (number_of_iterations_le): Likewise.
14341 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
14342 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
14343 like PLUS_EXPR and MINUS_EXPR.
14344 * tree-pretty-print.c (dump_generic_node): Handle
14346 (op_prio): Likewise.
14347 (op_symbol_1): Likewise.
14348 * optabs.c (optab_for_tree_code): Likewise.
14349 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
14351 * tree-tailcall.c (process_assignment): Mention
14352 POINTER_PLUS_EXPR in a TODO comment.
14353 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
14354 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
14355 not used with a pointer and an integer type.
14356 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
14357 increment using chrec_convert_rhs instead of chrec_convert.
14358 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
14359 PLUS_EXPR except for the right hand side's type will be
14361 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
14362 (fold_used_pointer_cast): Kill.
14363 (pointer_offset_p): Kill.
14364 (fold_used_pointer): Kill.
14365 (pointer_used_p): Kill.
14366 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
14367 call fold_used_pointer.
14368 (instantiate_parameters_1): Convert the increment
14369 using chrec_convert_rhs instead of chrec_convert.
14370 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
14371 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
14372 instead of PLUS_EXPR.
14373 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
14374 PLUS_EXPR for pointers.
14375 (std_gimplify_va_arg_expr): Likewise.
14376 (fold_builtin_memory_op): Likewise.
14377 (fold_builtin_strstr): Likewise.
14378 (fold_builtin_strchr): Likewise.
14379 (fold_builtin_strrchr): Likewise.
14380 (fold_builtin_strpbrk): Likewise.
14381 (expand_builtin_memory_chk): Likewise.
14382 (fold_builtin_memory_chk): Likewise.
14383 (std_expand_builtin_va_start): Use
14384 sizetype for the call to make_tree and then convert
14385 to the pointer type.
14386 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
14387 instead of PLUS_EXPR for adding to a pointer.
14388 (std_gimplify_va_arg_expr): Use fold_build2 for
14389 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
14390 the operands to sizetype first and then cast the BIT_AND_EXPR
14391 back to the pointer type.
14392 * fold-const.c (build_range_check): Handle pointer types
14394 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
14395 of PLUS_EXPR's. Make sure the offset is converted to
14397 (try_move_mult_to_index): Strip the NOPs from the offset.
14398 Remove code argument and replace all uses with PLUS_EXPR.
14399 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
14400 specially. Don't use a pointer type for MINUS_EXPR.
14401 (fold_unary): Handle for (T1)(X op Y),
14402 only p+ as that is the only as that can be handled for
14403 binary operators now.
14404 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
14406 <case PLUS_EXPR>: Add folding of PTR+INT into
14408 Don't call try_move_mult_to_index.
14409 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
14410 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
14411 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
14412 Don't call try_move_mult_to_index.
14413 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
14414 (tree_expr_nonzero_p): Likewise.
14415 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
14416 of PLUS_EXPR for the complex expression folding.
14417 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
14418 first chrec is a pointer type, then the second should
14419 be sizetype and not the first's type.
14420 For POINTER_PLUS_EXPR, use a different right hand side type.
14421 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14422 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
14423 different right hand side type.
14424 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14425 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
14426 instead of PLUS_EXPR.
14427 When either operand is zero, convert the other operand.
14428 (chrec_apply): Use chrec_convert_rhs
14429 on the argument x instead of chrec_convert.
14430 (reset_evolution_in_loop): For pointer types, the new_evol
14431 should be sizetype.
14432 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
14433 different right hand side type.
14434 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14435 (chrec_convert_rhs): New function.
14436 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
14437 different right hand side type.
14438 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14439 * tree-chrec.h (chrec_convert_rhs): New prototype.
14440 (build_polynomial_chrec): For pointer types, the right hand
14441 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
14442 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
14443 Remove subtraction case as it is always addition now.
14444 Make sure the offset is converted to sizetype.
14445 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
14446 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
14447 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
14448 PLUS_EXPR in pointer type.
14449 Handle POINTER_PLUS_EXPR.
14450 (tree_to_aff_combination): Likewise.
14451 (force_expr_to_var_cost): Likewise.
14452 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
14453 instead of PLUS_EXPR for pointers.
14454 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
14455 instead of PLUS_EXPR of pointer types.
14456 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
14458 (check_va_list_escapes): Likewise.
14459 (check_all_va_list_escapes): Likewise.
14460 * dwarf2out.c (loc_descriptor_from_tree_1):
14461 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
14462 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
14463 (string_constant): Likewise.
14464 * tree-ssa-address.c (tree_mem_ref_addr): When adding
14465 the offset to the base, use POINTER_PLUS_EXPR.
14466 (add_to_parts): Convert the index to sizetype.
14467 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
14468 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
14469 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
14470 Offset only holds something for PLUS_EXPR.
14471 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
14473 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
14475 (analyze_accesses_for_modify_stmt): Likewise.
14476 Remove comment about the type being integral type as it is
14478 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
14480 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
14482 Correct the type which the artimentic is done in (is now
14485 * tree-data-ref.c (split_constant_offset): Handle
14487 * tree-affine.c (tree_to_aff_combination): Likewise.
14488 * c-typeck.c (build_unary_op): For pointers create the increment
14489 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
14491 * gimplify.c (gimplify_self_mod_expr): Create a
14492 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14493 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
14494 * tree.def (POINTER_PLUS_EXPR): New tree code.
14495 * tree-predcom.c (ref_at_iteration): If we have a pointer
14496 type do the multiplication in sizetype.
14497 * tree-mudflap.c (mf_xform_derefs_1): Create a
14498 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14499 * tree-ssa-forwprop.c
14500 (forward_propagate_addr_into_variable_array_index):
14501 Don't expect there to be a cast for the index as that
14502 does not exist anymore.
14503 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
14504 instead of PLUS_EXPR.
14505 Don't check for the first operand of the POINTER_PLUS_EXPR
14506 was the index as it cannot be.
14507 Call forward_propagate_addr_into_variable_array_index with
14508 the SSA_NAME instead of the statement.
14509 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
14510 (compare_constant): Likewise.
14511 (copy_constant): Likewise.
14512 (compute_reloc_for_constant): Likewise.
14513 (output_addressed_constants): Likewise.
14514 (initializer_constant_valid_p): Likewise.
14515 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
14516 Convert the MIN/MAX of the inner type to the outer
14517 type before comparing them.
14518 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
14519 POINTER_PLUS_EXPR instead of PLUS_EXPR.
14520 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
14521 of PLUS_EXPR for pointers.
14522 * tree-inline.c (estimate_num_insns_1): Handle
14524 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
14525 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14526 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
14527 instead of PLUS_EXPR for the pointer increment statement.
14528 (vect_update_ivs_after_vectorizer): For pointer types, create
14529 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
14530 MULT_EXPR in sizetype.
14531 (vect_gen_niters_for_prolog_loop): Add a cast when creating
14533 * tree-object-size.c (plus_expr_object_size): Handle
14534 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
14535 code which is trying to figure out which side is a pointer and
14537 (check_for_plus_in_loops_1): Likewise.
14538 (check_for_plus_in_loops): Likewise.
14539 * c-common.c (pointer_int_sum): Create a
14540 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14541 * tree-ssa-structalias.c (handle_ptr_arith): Handle
14542 only POINTER_PLUS_EXPR. Removing all the extra
14543 code which is trying to figure out which side is a pointer and
14545 * tree-cfg.c (verify_expr): Add extra checking for pointers and
14546 PLUS_EXPR and MINUS_EXPR.
14547 Also add checking to make sure the operands of POINTER_PLUS_EXPR
14549 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
14550 with make_tree, instead of a pointer type.
14551 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
14552 for pointers instead of PLUS_EXPR.
14553 (s390_gimplify_va_arg): Likewise.
14554 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
14555 instead of PLUS_EXPR when doing addition on pointer
14556 types. Use sizetype for the second operand.
14557 (spu_gimplify_va_arg_expr): Likewise.
14558 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
14559 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
14560 a pointer. Don't create a BIT_AND_EXPR for pointer types.
14561 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
14562 for the pointer addition and also use size_int/sizetype
14564 (ix86_gimplify_va_arg): Likewise.
14565 Perform BIT_AND_EXPR on sizetype arguments.
14566 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
14567 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
14568 for the pointer additions and also use size_int for the offsets.
14569 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
14570 additions and also use size_int for the offsets. Perform
14571 BIT_AND_EXPR on sizetype arguments.
14572 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
14573 POINTER_PLUS_EXPR for pointers and create the
14574 BIT_AND_EXPR in sizetype.
14575 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
14576 instead of PLUS_EXPR for pointer addition.
14577 (rs6000_va_start): Likewise.
14578 Also use sizetype for the offset.
14579 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
14580 as PLUS_EXPR/MINUS_EXPR.
14581 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
14582 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
14583 Don't use BIT_AND_EXPR on a pointer type, convert the
14584 expression to sizetype first.
14585 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
14587 (mips_gimplify_va_arg_expr): Likewise.
14588 Don't create BIT_AND_EXPR in a pointer type.
14590 2007-06-15 Eric Christopher <echristo@apple.com>
14592 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
14593 (x86_64-*-darwin*): Ditto.
14594 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
14597 2007-06-15 Matthew Wilcox <matthew@wil.cx>
14599 * doc/extend.texi: Document behavior of __attribute__((aligned))
14602 2007-06-15 Mark Mitchell <mark@codesourcery.com>
14604 * rtlanal.c (note_stores): Improve documentation.
14606 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
14608 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
14609 LOCAL_LABEL_PREFIX): Delete.
14610 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
14611 (bfin_internal_label): Delete.
14613 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
14615 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
14616 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
14617 otherwise define to LIBGCC2_TF_CEXT.
14618 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
14619 (LIBGCC_TF_CEXT): Ditto.
14622 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
14624 PR rtl-optimization/32339
14625 * df-scan.c (df_uses_record): Don't modify flags but just add to
14626 it for df_ref_record.
14628 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
14630 * tree-mudflap.c: Fix whitespace issues.
14632 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
14634 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
14636 2007-06-14 Eric Christopher <echristo@apple.com>
14638 * config/i386/sse.md (movdi_to_sse): Rewrite body.
14639 (movv4sf): Use gcc_unreachable instead of abort.
14641 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
14644 * config/i386/sfp-machine.h (CMPtype): New define.
14645 (mach stubs): Use CMPtype instead of int as a return type.
14647 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
14649 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
14650 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
14651 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
14652 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
14653 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
14654 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
14655 config/soft-fp/soft-fp.h: Update from glibc CVS.
14657 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
14659 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
14661 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
14664 * config/v850/v850.c: Include dataflow header file.
14665 (substitute_ep_register): Fix typo.
14667 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14669 * configure.ac: Fix earlier checkin.
14670 * configure: Regenerated.
14672 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14674 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
14675 * aclocal.m4: Regenerate.
14676 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
14677 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
14678 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
14679 * configure: Regenerate.
14680 * Makefile.in (LOOSE_WARN): Subst loose_warn.
14682 * Makefile.in (quickstrap): Build libgcc too.
14684 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14686 * configure.ac: Add --enable-checking=df. Explicitly mention that
14687 the variables are initialized as for "release".
14688 * df-core.c: Use it.
14689 * configure: Regenerate.
14690 * config.in: Regenerate.
14692 2007-06-14 Bob Wilson <bob.wilson@acm.org>
14694 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
14695 validate_replace_rtx instead of replace_rtx.
14696 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
14698 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
14700 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
14701 (DWARF2_UNWIND_INFO): Override default if configured with
14703 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
14704 (ENDFILE_SPEC): Add crtend.o.
14705 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
14706 (ENDFILE_SPEC): Add crtend.o.
14707 (TARGET_USE_JCR_SECTION): Define.
14708 (MD_UNWIND_SUPPORT): Define for 32-bit target.
14710 * config/i386/cygming-crtbegin.c: New file.
14711 * config/i386/cygming-crtend.c: New file.
14713 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
14715 * config/i386/w32-unwind.h: New file.
14717 2007-06-13 Eric Christopher <echristo@apple.com>
14719 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
14720 the user set a value below STACK_BOUNDARY.
14722 2007-06-13 Thiemo Seufer <ths@networkno.de>
14724 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
14725 imply -lpthread for -pthread.
14727 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
14729 * basic-block.h: Remove the prototype for
14730 free_basic_block_vars.
14731 * cfglayout.h: Remove the prototype for
14732 insn_locators_initialize.
14733 * tree.h: Remove the prototype for emit_line_note.
14735 * tree-ssa-pre.c (mergephitemp): Remove.
14736 (init_pre): Don't use mergephitemp.
14738 2007-06-13 Eric Christopher <echristo@apple.com>
14740 * config/i386/i386.c (override_options): If we've specified
14741 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
14743 2007-06-13 Bob Wilson <bob.wilson@acm.org>
14745 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
14748 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14750 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
14751 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
14752 (eh_store_handler): New pattern.
14753 (eh_return): Emit it instead of a plain move.
14755 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
14757 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
14758 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
14759 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
14762 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14764 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
14765 (find_next_insn_start, find_load): New functions.
14766 (bfin_reorg): Use them to deal with the fact that parallel insns are
14767 no longer represented as a SEQUENCE.
14769 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
14771 * config/sparc/sparc.c (sparc_override_options): Initialize
14772 fpu mask correctly.
14774 2007-06-13 Dave Korn <dave.korn@artimi.com>
14776 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
14779 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
14781 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
14782 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
14783 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
14784 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
14785 tree-vect-transform.c: Fix comment typos. Follow spelling
14788 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
14790 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
14791 to the exit block use set.
14792 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
14793 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
14794 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
14796 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
14798 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
14799 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
14800 to indicate an error.
14801 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
14803 (dbg_cnt_process_opt): Print an error on a bad argument.
14804 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
14805 * common.opt (-fdbg-cnt-list): New.
14806 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
14808 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
14810 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
14811 flag on ref-all pointers.
14813 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14815 PR middle-end/31579
14816 * expr.c (expand_expr_addr_expr_1): Call expand_expr
14817 for the offset with the modifier as EXPAND_INITIALIZER
14818 if the modifier is EXPAND_INITIALIZER.
14819 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
14820 a register if we had an overflow.
14822 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14824 * real.c (real_isfinite): New.
14825 (real_sqrt): Use it.
14826 * real.h (real_isfinite): New.
14827 * builtins.c: Use it.
14829 2007-06-12 Ian Lance Taylor <iant@google.com>
14830 Daniel Berlin <dberlin@dberlin.org>
14833 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
14834 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
14835 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
14836 (DECL_NO_TBAA_P): Define.
14837 (struct tree_decl_common): Add no_tbaa_flag field.
14838 * tree-ssa-structalias.c (struct variable_info): Add
14839 no_tbaa_pruning field.
14840 (new_var_info): Initialize no_tbaa_pruning field.
14841 (unify_nodes): Copy no_tbaa_pruning field.
14842 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
14843 (dump_solution_for_var): Print no_tbaa_pruning flag.
14844 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
14846 (compute_tbaa_pruning): New static function.
14847 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
14848 Call compute_tbaa_pruning.
14849 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
14850 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
14851 * gimple-low.c (lower_stmt): Likewise.
14852 * tree-gimple.c (is_gimple_stmt): Likewise.
14853 * tree-ssa-operands.c (get_expr_operands): Likewise.
14854 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
14855 * tree-inline.c (estimate_num_insns_1): Likewise.
14856 (copy_result_decl_to_var): Likewise.
14857 * expr.c (expand_expr_real_1): Likewise.
14858 * tree-pretty-print.c (dump_generic_node): Likewise.
14859 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
14860 * omp-low.c (omp_copy_decl_2): Likewise.
14861 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
14862 * doc/c-tree.texi (Expression trees): Document
14863 CHANGE_DYNAMIC_TYPE_EXPR.
14865 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14867 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
14868 with !HONOR_NANS and !HONOR_INFINITIES.
14869 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
14871 2007-06-12 Tristan Gingold <gingold@adacore.com>
14873 * gcov.c: Comments updated.
14874 (source_info): Add file_time field.
14875 (source_index): New variable.
14876 (mutiple_files): New variable.
14877 (generate_results): New function extracted from process_file.
14878 (process_file): Save and restore chain of functions, generate
14879 results and free structures only if not merging results.
14880 (release_structures): File names are now freed in create_file_names
14881 (create_file_names): Free previous file names.
14882 (find_source): File date is now read here and modifications in
14883 source files is checked here.
14884 (read_graph_file): Only reverse order of functions for the current
14886 (make_gcov_file_name): Do not generate long names if input_name is
14888 (output_lines): If merging results do not display graph, data and
14890 Checking source file modification is done in find_source.
14892 * doc/gcov.texi: Append an s to sourcefile.
14894 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
14896 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
14897 (forced_nop): New pattern.
14898 * config/bfin/bfin.c: Include "df.h".
14899 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
14900 (bfin_discover_loop): Use df_get_live_in instead of
14901 global_live_at_start.
14902 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
14903 df_analyze when done.
14904 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
14905 the insns. Use QImode for the final insn in a bundle. Call
14906 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
14908 (reorder_var_tracking_notes): New function.
14909 (bfin_reorg): Pass no argument to split_all_insns. Don't call
14910 update_life_info. Call df_analyze after scheduling and bundle
14911 generation. Call reorder_var_tracking_notes if generating these
14912 notes. Call df_finish_pass at the end.
14914 2007-06-12 Dirk Mueller <dmueller@suse.de>
14916 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
14917 a comparison, not an assignment.
14919 2007-06-12 Olivier Hainque <hainque@adacore.com>
14921 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
14922 Request walking the subtrees only, leaving the current is_lhs/val_only
14924 (convert_non_local_reference): Likewise.
14926 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
14928 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
14930 2007-06-12 Richard Guenther <rguenther@suse.de>
14932 PR tree-optimization/15353
14933 PR tree-optimization/31657
14934 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
14935 * timevar.def: Add TV_TREE_IFCOMBINE.
14936 * tree-pass.h (pass_tree_ifcombine): Declare.
14937 * tree-ssa-ifcombine.c: New file.
14938 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
14939 * tree-flow.h (blocks_in_phiopt_order): Declare.
14940 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
14941 (tree-ssa-ifcombine.o): New dependencies.
14943 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
14945 PR rtl-optimization/32293
14946 * combine.c (simplify_if_then_else): Truncate return from
14947 nonzero_bits() to correct mode.
14949 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
14951 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
14952 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
14954 2007-06-11 Diego Novillo <dnovillo@google.com>
14956 * Makefile.in (reload1.o-warn): Remove.
14958 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
14960 * combine.c (subst): Use reg_overlap_mentioned_p
14961 instead of comparing register numbers directly.
14963 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
14965 * reload1.c (mark_home_live_1): Use the mode parameter.
14967 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
14969 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
14970 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
14972 * df-core.c: Ditto.
14974 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
14976 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
14978 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
14980 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
14981 from integer registers.
14982 (FP mode splitters): Handle TFmode.
14984 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
14986 * tree-ssa-structalias.c (find_what_p_points_to): Return false
14987 for ref-all pointers that point-to anything.
14989 2007-06-11 Joseph Myers <joseph@codesourcery.com>
14991 * config/arm/arm.c (arm_output_dwarf_dtprel,
14992 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
14994 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
14996 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
14997 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
15000 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
15002 * tree.c (signed_or_unsigned_type_for): New.
15003 (unsigned_type_for): Use signed_or_unsigned_type_for.
15004 (signed_type_for): Use signed_or_unsigned_type_for.
15005 * tree.h (signed_or_unsigned_type_for): New.
15006 (get_signed_or_unsigned_type): Remove.
15007 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
15008 lang_hooks.types.signed_type
15009 (size_diffop): Likewise.
15010 (all_ones_mask_p): Likewise.
15011 (build_range_check): Likewise.
15012 (fold_cond_expr_with_comparison): Likewise.
15013 (fold_cond_expr_with_comparison): Likewise.
15014 (unextend): Likewise.
15015 (extract_muldiv_1): Likewise.
15016 (fold_single_bit_test_into_sign_test): Likewise.
15017 (fold_binary): Likewise.
15018 (fold_ternary): Likewise.
15019 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
15020 instead of get_signed_or_unsigned_type.
15021 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
15022 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15023 * expr.c (signed_or_unsigned_type_for): Use
15024 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
15025 * langhooks.c (get_signed_or_unsigned_type): Remove.
15026 (lhd_signed_or_unsigned_type): Remove.
15027 * langhooks.h (lang_hooks_for_types): Remove signed_type and
15028 signed_or_unsigned_type.
15029 (lhd_signed_or_unsigned_type): Remove.
15030 * expmed.c (make_tree): Use signed_type_for instead of
15031 lang_hooks.types.signed_type.
15032 * c-common.c (same_scalar_type_ignoring_signedness): Use
15033 c_common_signed_type instead of lang_hooks.types.signed_type.
15034 (c_common_unsigned_type): New.
15035 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
15036 (shorten_compare): Use c_common_unsigned_type instead of
15037 c_common_signed_or_unsigned_type.
15038 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
15040 * convert.c (convert_to_integer): Use signed_type_for instead of
15041 lang_hooks.types.signed_type.
15042 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15043 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
15044 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
15045 * c-format.c (check_format_types): Use c_common_unsigned_type
15046 instead of unsigned_type_for.
15047 * c-decl.c (groakdeclarator): Likewise.
15048 * c-typeck.c (convert_for_assignment): Likewise.
15049 * c-common.h (c_common_unsigned_type): New.
15051 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15054 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
15055 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
15057 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15059 PR middle-end/32279
15060 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
15061 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
15063 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
15064 Sebastian Pop <sebpop@gmail.com>
15066 * lambda-code.c (remove_iv): New.
15067 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
15069 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
15071 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
15072 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
15073 * tree-ssa-loop-prefetch.c: Include optabs.h.
15074 (FENCE_FOLLOWING_MOVNT): New macro.
15075 (struct mem_ref): Add independent_p and storent_p fields.
15076 (record_ref): Initalize the new fields.
15077 (gather_memory_references_ref): Return true if the reference
15079 (gather_memory_references): Check whether all memory accesses
15080 in loop were recorded.
15081 (should_issue_prefetch_p): Return false for nontemporal stores.
15082 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
15083 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
15084 (determine_loop_nest_reuse): Detect independent memory references.
15085 (loop_prefetch_arrays): Call mark_nontemporal_stores.
15086 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
15087 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
15088 * config/i386/i386.h (x86_mfence): Declare.
15089 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
15090 * config/i386/i386.c (x86_mfence): New variable.
15091 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
15093 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
15094 * optabs.c (init_optabs): Initialize storent_optab.
15095 * optabs.h (enum optab_index): Add OTI_storent.
15096 (storent_optab): Declare.
15097 * genopinit.c (optabs): Add initialization for storent_optab.
15098 * tree.h (MOVE_NONTEMPORAL): New macro.
15099 * expr.c (expand_assignment, store_expr, store_constructor_field,
15100 store_constructor, store_field, expand_expr_real_1): Propagate
15101 nontemporality of the expanded store.
15102 (emit_storent_insn): New function.
15103 * expr.h (expand_assignment, store_expr): Declaration changed.
15104 * function.c (assign_parm_setup_reg): Pass false as nontemporality
15105 to expand_assignment.
15106 * stmt.c (expand_asm_expr): Ditto.
15107 * calls.c (initialize_argument_information): Pass false as
15108 nontemporality to store_expr.
15109 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
15112 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15114 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
15116 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
15118 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15120 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
15121 and allow DECL_P here.
15123 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
15125 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
15126 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
15127 track of the size of the expression.
15128 * cfghooks.c (merge_blocks): Remove block from loops structure only
15129 after call of the merge_blocks hook.
15131 2007-06-09 Tom Tromey <tromey@redhat.com>
15133 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
15134 (deprecated_state): Removed.
15135 (start_decl): Update.
15136 (enum deprecated_states): Moved earlier.
15137 (groktypename): Update.
15138 (push_parm_decl): Likewise.
15139 (grokfield): Likewise.
15140 (start_function): Likewise.
15142 2007-06-09 Ian Lance Taylor <iant@google.com>
15144 PR tree-optimization/32169
15145 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
15146 CONVERT_EXPR, check whether min and max both converted to an
15147 overflow infinity representation.
15149 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
15151 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
15152 not inserted on the edge.
15154 2007-06-08 Bob Wilson <bob.wilson@acm.org>
15156 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
15157 instructions if they are supported.
15158 (__divsi3, __umodsi3, __modsi3): Likewise.
15159 (__ashldi3, __ashrdi3, __lshrdi3): New.
15160 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
15162 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
15163 Tony Linthicum <tony.linthicum@amd.com>
15165 * doc/invoke.texi: Add fvect-cost-model flag.
15166 * common.opt (fvect-cost-model): New flag.
15167 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
15168 cost fields in stmt_vec_info struct for STMT.
15169 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
15170 fields in stmt_vec_info struct and access functions for the same.
15171 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
15172 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
15173 load, store and vector to scalar operation.
15174 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
15175 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
15176 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
15177 (TARG_VEC_STORE_COST): Define cost of vector store.
15178 (vect_estimate_min_profitable_iters): Define new function.
15179 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
15180 check to evaluate if loop iterations are less than minimum profitable
15181 iterations determined by cost model or minimum vect loop bound defined
15182 by user, whichever is more conservative.
15183 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
15184 run-time check to evaluate if loop iterations are less than minimum
15185 profitable iterations determined by cost model or minimum vect loop
15186 bound defined by user, whichever is more conservative.
15187 (vect_estimate_min_profitable_iterations): New function to estimate
15188 mimimimum iterartions required for vector version of loop to be
15189 profitable over scalar version.
15190 (vect_model_reduction_cost): New function.
15191 (vect_model_induction_cost): New function.
15192 (vect_model_simple_cost): New function.
15193 (vect_cost_strided_group_size): New function.
15194 (vect_model_store_cost): New function.
15195 (vect_model_load_cost): New function.
15196 (vectorizable_reduction): Call vect_model_reduction_cost during
15198 (vectorizable_induction): Call vect_model_induction_cost during
15200 (vectorizable_load): Call vect_model_load_cost during analysis phase.
15201 (vectorizable_store): Call vect_model_store_cost during analysis phase.
15202 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
15203 vectorizable_promotion, vectorizable_demotion): Call
15204 vect_model_simple_cost during analysis phase.
15206 2007-06-08 Simon Baldwin <simonb@google.com>
15208 * reg-stack.c (get_true_reg): Readability change. Moved default case
15209 label into direct switch statement scope.
15211 2007-06-08 Simon Baldwin <simonb@google.com>
15213 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
15214 in gcc_assert() with '==' comparison.
15216 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15218 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
15219 TARGET_ABM handling of x86_popcnt variable.
15221 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15223 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
15224 __builtin_copysignq and __builtin_infq built-in functions.
15226 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15228 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
15229 SSE4.2 section. Correct built-in function names in SSE4A section.
15231 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15233 PR tree-optimization/32243
15234 * tree-vect-transform.c (vectorizable_type_promotion): Move check
15235 for ncopies after ratio check between nunits_out and nunits_in.
15236 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
15238 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
15240 PR tree-optimization/32224
15241 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
15242 vectorization upon a non GIMPLE_MODIFY_STMT.
15244 2007-06-08 Christian Bruel <christian.bruel@st.com>
15247 * config/sh/sh.md (doloop_end): New pattern and splitter.
15248 * loop-iv.c (simple_rhs_p): Check for hardware registers.
15250 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
15252 PR middle-end/32209
15253 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
15255 (verify_dominators): Do not change dominance tree.
15257 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
15259 * config/sh/constraints.md: New file.
15260 * config/sh/sh.c: Include tm-constrs.h.
15261 (reg_class_from_letter): Remove.
15262 (prepare_cbranch_operands): Use satisfies_constraint_*
15263 function instead of macro.
15264 (andcosts, broken_move, sh_secondary_reload): Likewise.
15265 * config/sh/predicates.md (trapping_target_operand): Likewise.
15266 (and_operand, arith_operand, arith_reg_or_0_operand,
15267 cmp_operand, logical_operand, target_operand,
15268 ua_address_operand, ua_offset, xor_operand): Likewise.
15269 * config/sh/sh.md: Include constraints.md.
15270 (*movsicc_t_false): Use satisfies_constraint_* function
15272 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
15273 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
15274 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
15275 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
15276 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
15277 (REG_CLASS_FROM_CONSTRAINT): Remove.
15278 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
15279 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
15280 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
15281 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
15282 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
15283 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
15284 function instead of macro.
15285 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
15286 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
15287 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
15288 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
15289 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
15290 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
15291 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
15292 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
15293 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
15294 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
15295 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
15296 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
15297 EXTRA_CONSTRAINT_STR): Likewise.
15298 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
15300 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15302 * config/i386/darwin.h (STACK_BOUNDARY): Define.
15304 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
15307 * c-common.h (flag_cpp0x): Replaced by...
15308 (cxx_dialect): ... this new variable specifying the C++ dialect that
15310 * c-common.c (flag_cpp0x): Removed.
15311 (cxx_dialect): Defined.
15312 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
15314 * c-opts.c (c_common_post_options): Likewise.
15315 (set_std_cxx98): Set cxx_dialect to cxx98.
15316 (set_std_cxx0x): Set cxx_dialect to cxx0x.
15318 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15319 Hui-May Chang <hm.chang@apple.com>
15321 * doc/invoke.texi (Darwin Options): Update documentation for
15322 -mmacosx-version-min.
15323 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
15324 * config/darwin-driver.c: New file.
15325 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
15326 * config/t-darwin (darwin-driver.o): New rule.
15328 * config/darwin-c.c (version_as_macro): Ignore low digit.
15330 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
15332 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
15333 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
15334 (CSGNMODE): New mode macro.
15335 (CSGNVMODE): New mode attribute.
15336 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
15337 expander using CSGNMODE mode macro. Handle TFmode.
15338 (copysign<mode>3_const): Rename from copysignsf3_const and
15339 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
15341 (copysign<mode>3_var): Rename from copysignsf3_var and
15342 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
15344 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
15345 mode macro. Handle TFmode.
15346 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
15347 (iortf3, *iortf3): Ditto.
15348 (xortf3, *xortf3): Ditto.
15349 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
15350 TFmode and TImode masks.
15351 (ix86_expand_copysign): Expand TFmode copysign insn.
15352 (IX86_BUILTIN_INFQ): New.
15353 (IX86_BUILTIN_FABSQ): Ditto.
15354 (IX86_BUILTIN_COPYSIGNQ): Ditto.
15355 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
15356 [__builtin_fabsq]: Ditto.
15357 [__builtin_copysignq]: Ditto.
15358 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
15359 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
15360 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
15361 ix86_expand_binop_builtin().
15363 2007-06-07 Bob Wilson <bob.wilson@acm.org>
15365 * config/xtensa/lib1funcs.asm: Clean up whitespace.
15367 2007-06-07 Steve Ellcey <sje@cup.hp.com>
15370 * rtl.h (push_to_sequence2): New.
15371 * emit-rtl.c (push_to_sequence2): New.
15372 * function.c (assign_parm_data_all): Add new fields.
15373 (assign_parm_setup_block): Call push_to_sequence2 instead of
15375 (assign_parm_setup_reg): Ditto.
15376 (assign_parm_setup_stack): Ditto.
15377 (assign_parms_unsplit_complex): Ditto.
15378 (assign_parms): Change field name.
15380 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
15382 PR tree-optimization/32220
15383 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
15384 phi node is reached before defining statement.
15386 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15389 * tree-vect-transform.c (vectorizable_call): Call update_stmt
15390 after changing the right hand side of the assignment.
15392 2007-06-06 Eric Christopher <echristo@apple.com>
15394 * config.gcc (i?86-*-darwin*): Remove arch parameter.
15395 (x86_64-*-darwin*): Ditto.
15396 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
15397 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
15399 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15401 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
15402 coding conventions.
15403 (add_key): Likewise.
15404 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
15405 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
15407 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
15409 (add_cost_one_coalesce): Likewise.
15410 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
15411 variable names. Rename orig to orig_name for consistency.
15412 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
15413 coding conventions.
15414 (cprop_into_successor_phis): Avoid using C++ keywords as variable
15416 (record_equivalences_from_stmt): Likewise.
15417 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
15418 the coding conventions.
15419 (memory_ssa_name_same): Likewise.
15420 (dse_optimize_stmt): Likewise.
15421 (dse_record_phis): Likewise.
15422 (dse_finalize_block): Likewise.
15423 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
15424 keywords as variable names.
15425 (may_move_till): Cast according to the coding conventions.
15426 (force_move_till_expr): Avoid using C++ keywords as variable names.
15427 (force_move_till): Cast according to the coding conventions.
15428 (memref_hash): Likewise.
15429 (memref_eq): Likewise.
15430 (gather_mem_refs_stmt): Likewise.
15431 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
15432 using C++ keywords as variable names.
15433 (idx_find_step): Cast according to the coding conventions.
15434 (idx_record_use): Likewise.
15435 (find_depends): Likewise.
15436 (prepare_decl_rtl): Likewise.
15437 (mbc_entry_hash): Likewise.
15438 (mbc_entry_eq): Likewise.
15439 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
15440 (simplify_replace_tree): Avoid using C++ keywords as variable names.
15441 (idx_infer_loop_bounds): Cast according to the coding conventions.
15442 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
15443 * tree-ssa-math-opts.c (occ_new ): Likwise.
15444 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
15446 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
15448 (add_use_op): Likewise.
15449 (add_vop): Likewise.
15450 (add_vuse_op): Likewise.
15451 (add_vdef_op): Likewise.
15452 (get_expr_operands): Likewise.
15453 (push_stmt_changes): Use type safe memory macros.
15454 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
15455 keywords as variable names.
15456 (conditional_replacement): Likewise.
15457 (minmax_replacement): Likewise.
15458 (abs_replacement): Likewise.
15459 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
15460 coding conventions.
15461 (insert_fake_stores): Avoid using C++ keywords as variable names.
15462 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
15464 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
15465 (heapvar_insert): Use type safe memory macros.
15466 (new_var_info): Cast according to the coding conventions.
15467 (new_constraint): Likewise.
15468 (remove_preds_and_fake_succs): Use type safe memory macros.
15469 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
15471 (thread_single_edge): Likewise.
15472 (thread_through_loop_header): Likewise.
15474 2007-06-06 Eric Christopher <echristo@apple.com>
15476 * config/i386/i386.c (override_options): Move handling
15477 of TARGET_SUBTARGET* earlier.
15479 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
15481 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
15484 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
15486 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
15487 emited outside of basic block.
15488 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
15489 the created blocks.
15490 * rtl.h (delete_insn_chain): Declaration changed.
15491 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
15493 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
15494 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
15495 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
15496 to delete_insn_chain.
15497 (rtl_verify_flow_info_1): Verify that the insns in header and footer
15498 do not have bb field set.
15499 (rtl_verify_flow_info): Verify that insns between basic blocks do not
15501 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
15502 * cfgcleanup.c (try_optimize_cfg): Ditto.
15504 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15506 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
15507 (lambda_body_vector_new): Use type safe memory macros.
15508 (lambda_linear_expression_new): Likewise.
15509 (lambda_loopnest_new): Likewise.
15510 (lambda_lattice_new): Likewise.
15511 (replace_uses_equiv_to_x_with_y): Cast according to the coding
15512 conventions. Use type safe memory macros.
15513 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
15514 (lambda_body_vector_s): Likewise.
15515 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
15516 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
15518 2007-06-06 Richard Guenther <rguenther@suse.de>
15520 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
15521 if we need to schedule cfg_cleanup.
15522 (tree_ssa_forward_propagate_single_use_vars): Do so.
15524 2007-06-06 Ian Lance Taylor <iant@google.com>
15526 * fold-const.c (merge_ranges): If range_successor or
15527 range_predecessor fail, just return 0.
15529 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15531 PR tree-optimization/32216
15532 * tree-vectorizer.c (supportable_widening_operation): Determine
15533 signedness of FIX_TRUNC_EXPR from output operand.
15534 (supportable_narrowing_operation): Ditto.
15535 * tree-vect-generic.c (expand_vector_operations_1): Determine
15536 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
15537 from input operand.
15539 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15541 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
15542 (struct pta): ...from here. Change flags to unsigned to avoid
15543 excessive casting (as it is used as a bit mask).
15544 (override_options): Add casts according to the coding convenventions.
15545 (x86_64_elf_unique_section): Likewise.
15546 (examine_argument): Avoid using C++ keywords as variable names.
15547 (construct_container): Likewise.
15548 (legitimize_pic_address): Likewise.
15549 (get_dllimport_decl): Cast according to the coding conventions. Use
15550 type safe memory macros.
15551 (legitimize_address): Cast according to the coding conventions.
15552 (emit_i387_cw_initialization): Corrected the type of slot to enum
15554 (ix86_init_machine_status): Use type safe memory macros.
15555 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
15556 (bdesc_pcmpistr): Likewise.
15557 (bdesc_crc32): Likewise.
15558 (bdesc_sse_3arg): Likewise.
15559 (bdesc_2arg): Likewise.
15560 (bdesc_1arg): Likewise.
15561 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
15562 (ix86_expand_sse_pcmpistr): Likewise.
15563 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
15564 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
15565 int to match the langhook definition.
15566 (ix86_builtin_conversion): Change the type of code to unsigned init to
15567 match the langhook definition.
15568 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
15570 (ix86_preferred_output_reload_class): Likewise.
15571 (ix86_cannot_change_mode_class): Likewise.
15572 (ix86_memory_move_cost): Likewise.
15573 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
15574 avoid excessive casting later on.
15575 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
15577 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15579 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
15580 as flags setting insn.
15581 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
15583 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15585 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
15586 (UNSPEC_ROUND): New.
15587 ("sse4_1_round<mode>2"): New insn pattern.
15588 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
15590 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
15591 expander using SSEMODEF mode macro. Expand using
15592 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15593 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
15594 expander using SSEMODEF mode macro. Expand using
15595 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15596 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
15597 expander using SSEMODEF mode macro. Expand using
15598 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15599 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
15600 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
15601 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
15604 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
15605 Sebastian Pop <sebpop@gmail.com>
15607 * lambda.h (build_linear_expr): New.
15608 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
15609 Use build_linear_expr, call fold and force_gimple_operand.
15610 (lambda_loopnest_to_gcc_loopnest): Check that there is
15611 something to insert.
15612 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
15614 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
15616 PR preprocessor/23479
15617 * doc/extend.texi: Document the 0b-prefixed binary integer
15618 constant extension.
15620 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15622 PR tree-optimization/32215
15623 * tree-vectorizer.c (supportable_widening_operation): Return false
15624 for unsupported FIX_TRUNC_EXPR tree code.
15625 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
15627 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
15629 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
15630 register on SPE targets. Change documentation to reflect
15632 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
15633 Change FIXED_SCRATCH to 14 and document why we're keeping r14
15634 out of the register allocation pool.
15635 (rs6000_reg_live_or_pic_offset_p): New function.
15636 (rs6000_emit_prologue): Move the actual saving of LR up to free
15637 r0 for holding r11. Split saving of SPE 64-bit registers into
15638 its own case. Ensure that offsets will always be in-range for
15639 'evstdd' by using r11 as a scratch register to point at the start
15640 of the SPE save area. Save r11 if necessary, as it is the static
15642 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
15643 into its own case. Ensure that offsets will always be in-range
15644 for 'evldd' by using r11 as a scratch register to point at the
15645 start of the SPE save area. Also adjust r11 when restoring
15646 the stack pointer to compensate for pre-loading r11.
15648 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
15650 * cfg.c (init_flow): Use type safe memory macros.
15651 (alloc_block): Likewise.
15652 (unchecked_make_edge): Likewise.
15653 (dump_flow_info): Avoid using C++ keywords as variable names.
15654 (copy_original_table_clear): Cast according to the coding conventions.
15655 (copy_original_table_set): Likewise.
15656 * cfgexpand (label_rtx_for_bb): Likewise.
15657 (expand_gimple_basic_block): Likewise.
15658 * cfghooks.c (dump_bb): Likewise.
15659 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
15661 (lv_add_condition_to_bb): Likewise.
15662 * cfglayout (relink_block_chain): Cast according to the coding
15664 (fixup_reorder_chain): Likewise.
15665 (fixup_fallthru_exit_predecessor): Likewise.
15666 * cfgloop.c (glb_enum_p): Likewise.
15667 (get_exit_description): Likewise.
15668 (dump_recorded_exit): Likewise.
15669 * cfgloop.h (enum loop_estimation): Move out of struct scope...
15670 (struct loop): ... from here.
15671 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
15673 * cfgrtl.c (rtl_create_basic_block): Likewise.
15674 (rtl_split_block): Likewise.
15675 (rtl_dump_bb): Likewise.
15676 (cfg_layout_split_block): Likewise.
15677 (init_rtl_bb_info): Use typesafe memory macros.
15679 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
15680 * graphds.h: Updated all usages of edge to graph_edge.
15681 * graphds.c: Likewise.
15682 * cfgloopanal.c: Likewise.
15684 2007-06-05 Ian Lance Taylor <iant@google.com>
15686 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
15687 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
15688 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
15690 (test_for_singularity): Likewise.
15692 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15694 * config/i386/constraints.md ("Y2"): Replaced by ...
15696 * config/i386/i386.md: Likewise.
15697 * config/i386/mmx.md: Likewise.
15698 * config/i386/sse.md: Likewise.
15700 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15702 * config/i386/constraints.md ("z"): Replaced by ...
15704 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
15705 (sse4_1_blendvps): Likewise.
15706 (sse4_1_pblendvb): Likewise.
15707 (sse4_2_pcmpestr): Likewise.
15708 (sse4_2_pcmpestrm): Likewise.
15709 (sse4_2_pcmpestr_cconly): Likewise.
15710 (sse4_2_pcmpistr): Likewise.
15711 (sse4_2_pcmpistrm): Likewise.
15712 (sse4_2_pcmpistr_cconly): Likewise.
15714 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
15716 * matrix-reorg.c (transform_access_sites): Fix computation.
15717 (transform_allocation_sites): Same.
15719 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15721 * config/i386/i386.c (override_options): Use
15722 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
15724 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15726 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
15727 (nonimm_not_xmm0_operand): Ditto.
15728 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
15729 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
15730 as operand[2] predicate. Require "z" class XMM register for
15731 operand[3]. Adjust asm template.
15732 ("sse4_1_blendvpd"): Ditto.
15733 ("sse4_1_pblendvb"): Ditto.
15734 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
15735 force op2 into xmm0 register for variable blend instructions.
15737 2007-06-04 Tom Tromey <tromey@redhat.com>
15739 * c-tree.h (start_enum): Update.
15740 (build_enumerator): Likewise.
15741 * c-decl.c (enum_next_value): Removed.
15742 (enum_overflow): Likewise.
15743 (start_enum): Add c_enum_contents argument. Don't use globals.
15744 (build_enumerator): Likewise.
15745 * c-tree.h (struct c_enum_contents): New struct.
15747 2007-06-04 Tom Tromey <tromey@redhat.com>
15749 * c-common.c (c_common_get_alias_set): Fix indentation.
15751 2007-06-04 Ian Lance Taylor <iant@google.com>
15753 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
15754 to overflow, reduce overflow infinity to regular infinity.
15755 (vrp_var_may_overflow): New static function.
15756 (vrp_visit_phi_node): Check vrp_var_may_overflow.
15758 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
15760 * stor-layout.c (layout_type): Remove duplicate code.
15762 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
15765 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
15766 before build_common_builtin_nodes ().
15768 2007-06-04 Steve Ellcey <sje@cup.hp.com>
15771 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
15773 2007-06-04 Jan Hubicka <jh@suse.cz>
15775 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
15776 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
15777 instead of _stat version.
15779 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
15781 PR tree-optimization/32194
15782 * tree-predcom.c (determine_offset): Check that both references have
15785 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
15787 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
15788 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
15789 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
15790 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
15791 Add argument to iterate_fix_dominators call.
15792 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
15793 * gcse.c (hoist_code): Change domby to vector.
15794 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
15795 Add argument to iterate_fix_dominators call.
15796 * loop-doloop.c (doloop_modify): Changed recount_dominator to
15797 recompute_dominator.
15798 * lambda-code.c (perfect_nestify): Ditto.
15799 * cfgloopanal.c: Include graphds.h.
15800 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
15801 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
15802 (mark_irreducible_loops): Use graphds_scc. Remove argument from
15804 * graphds.c: New file.
15805 * graphds.h: New file.
15806 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
15807 (get_dominated_by, get_dominated_by_region): Change return type to
15809 (verify_dominators): Recompute all dominators and compare the results.
15810 (recount_dominator): Renamed to ...
15811 (recompute_dominator): ... this. Do not check that the block is
15812 dominated by entry.
15813 (iterate_fix_dominators): Reimplemented.
15814 (prune_bbs_to_update_dominators, root_of_dom_tree,
15815 determine_dominators_for_sons): New functions.
15816 * et-forest.c (et_root): New function.
15817 * et-forest.h (et_root): Declare.
15818 * Makefile.in (graphds.o): Add.
15819 (cfgloopanal.o): Add graphds.h dependency.
15820 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
15821 * basic-block.h (get_dominated_by, get_dominated_by_region,
15822 iterate_fix_dominators): Declaration changed.
15823 (recount_dominator): Renamed to ...
15824 (recompute_dominator): ... this.
15825 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
15826 (thread_through_all_blocks): Do not free dominance info.
15828 2007-06-03 Andreas Schwab <schwab@suse.de>
15830 * config/m68k/m68k.c (override_options): Don't override
15832 * config/m68k/m68k-modes.def (SF, DF): Define to use
15833 motorola_single_format and motorola_double_format, resp.
15834 * real.c (motorola_single_format): Renamed from
15835 coldfire_single_format.
15836 (motorola_double_format): Renamed from coldfire_double_format.
15837 (encode_ieee_extended): Generate a proper canonical NaN image
15838 respecting canonical_nan_lsbs_set.
15839 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
15841 * real.h: Adjust declarations.
15843 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
15846 * config/sh/sh.md (symGOT_load): Don't schedule insns when
15847 the symbol is generated with the stack protector.
15849 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
15851 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
15852 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
15854 * doc/extend.texi (interrupt): Mention m68k.
15856 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
15858 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
15859 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
15860 (ix86_expand_sse_pcmpestr): Do not check operands for
15861 "register_operand", when insn operand predicate is "register_operand".
15862 (ix86_expand_sse_pcmpistr): Ditto.
15864 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
15865 Uros Bizjak <ubizjak@gmail.com>
15867 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
15868 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
15869 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
15870 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
15871 * config/i386/constraints.md ("z"): New register constraint
15872 for members of SSE_FIRST_REG class.
15873 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
15874 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
15875 SSE_FIRST_REG class.
15876 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
15877 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
15878 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
15879 (IX86_BUILTIN_PCMPESTRM128): Likewise.
15880 (IX86_BUILTIN_PCMPESTRA128): Likewise.
15881 (IX86_BUILTIN_PCMPESTRC128): Likewise.
15882 (IX86_BUILTIN_PCMPESTRO128): Likewise.
15883 (IX86_BUILTIN_PCMPESTRS128): Likewise.
15884 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
15885 (IX86_BUILTIN_PCMPISTRI128): Likewise.
15886 (IX86_BUILTIN_PCMPISTRM128): Likewise.
15887 (IX86_BUILTIN_PCMPISTRA128): Likewise.
15888 (IX86_BUILTIN_PCMPISTRC128): Likewise.
15889 (IX86_BUILTIN_PCMPISTRO128): Likewise.
15890 (IX86_BUILTIN_PCMPISTRS128): Likewise.
15891 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
15892 (struct builtin_description): Change "flag" field to unsigned.
15893 (bdesc_pcmpestr): New builtin description table.
15894 (bdesc_pcmpistr): Likewise.
15895 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
15896 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
15897 Initialize pcmp[ei]str[im] insns for SSE4.2.
15898 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
15899 (ix86_expand_sse_pcmpistr): Likewise.
15900 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
15901 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
15902 (UNSPEC_PCMPISTR): Likewise.
15903 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
15904 (sse4_2_pcmpestri):New isns pattern.
15905 (sse4_2_pcmpestrm): Likewise.
15906 (sse4_2_pcmpestr_cconly): Likewise.
15907 (sse4_2_pcmpistr): New insn patern and splitter.
15908 (sse4_2_pcmpistri):New isns pattern.
15909 (sse4_2_pcmpistrm): Likewise.
15910 (sse4_2_pcmpistr_cconly): Likewise.
15911 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
15914 2007-06-01 David Daney <ddaney@avtrex.com>
15916 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
15917 LOADGP_ABSOLUTE and not binds_local_p.
15919 2007-06-01 Geoffrey Keating <geoffk@apple.com>
15921 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
15923 2007-06-01 Ian Lance Taylor <iant@google.com>
15925 * tree-vrp.c (compare_name_with_value): Always set
15926 used_strict_overflow if we get a result from the variable itself.
15928 2007-06-01 Ian Lance Taylor <iant@google.com>
15930 PR rtl-optimization/31455
15931 * lower-subreg.c (find_decomposable_subregs): Don't decompose
15932 subregs which have a cast between modes which are not tieable.
15934 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
15936 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
15937 breaks after return statements.
15939 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
15941 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
15942 only after no_new_pseudos.
15944 2007-05-31 Eric Christopher <echristo@apple.com>
15946 * expr.c (convert_move): Assert that we don't have a BLKmode
15948 (store_expr): Handle BLKmode moves by calling emit_block_move.
15950 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
15952 * c-typeck.c (build_indirect_ref): Include type in error message.
15953 (build_binary_op): Pass types to binary_op_error.
15954 * c-common.c (binary_op_error): Take two type arguments, print out
15956 * c-common.h (binary_op_error): Update prototype.
15958 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
15960 * config/i386/i386.c: Correct coments on -mno-sse4.
15962 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
15964 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
15965 (x86_64-*-*): Likewise.
15966 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
15967 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
15968 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
15969 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
15970 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
15971 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
15972 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
15973 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
15974 (OPTION_MASK_ISA_SSE4): Likewise.
15975 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
15976 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
15977 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
15978 (override_options): Support SSE4.2.
15979 (ix86_build_const_vector): Support SImode and DImode.
15980 (ix86_build_signbit_mask): Likewise.
15981 (ix86_expand_int_vcond): Support V2DImode.
15982 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
15983 (IX86_BUILTIN_CRC32HI): Likewise.
15984 (IX86_BUILTIN_CRC32SI): Likewise.
15985 (IX86_BUILTIN_CRC32DI): Likewise.
15986 (IX86_BUILTIN_PCMPGTQ): Likewise.
15987 (bdesc_crc32): Likewise.
15988 (bdesc_sse_3arg): Likewise.
15989 (ix86_expand_crc32): Likewise.
15990 (ix86_init_mmx_sse_builtins): Support SSE4.2.
15991 (ix86_expand_builtin): Likewise.
15992 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
15993 __SSE4_2__ for -msse4.2.
15994 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
15995 (CRC32MODE): Likewise.
15996 (crc32modesuffix): Likewise.
15997 (crc32modeconstraint): Likewise.
15998 (sse4_2_crc32<mode>): Likewise.
15999 (sse4_2_crc32di): Likewise.
16000 * config/i386/i386.opt (msse4.2): New for SSE4.2.
16002 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
16003 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
16004 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
16005 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
16006 (vcondu<mode>): Likewise.
16007 * doc/extend.texi: Document SSE4.2 built-in functions.
16008 * doc/invoke.texi: Document -msse4.2/-msse4.
16010 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
16012 PR tree-optimization/32160
16013 * tree-predcom.c (predcom_tmp_var): New function. Mark created
16014 variable as gimple reg.
16015 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
16017 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
16019 * gcc.c (main): Don't consider linker options when issuing the
16020 warning about a linker input file not being used.
16022 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16024 * tree-vrp.c (compare_names): Initialize sop.
16026 2007-05-30 Dirk Mueller <dmueller@suse.de>
16028 * cgraphunit.c (cgraph_analyze_function): Remove
16029 computation of inline parameters.
16031 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16033 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
16035 2007-05-30 Richard Sandiford <richard@codesourcery.com>
16037 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
16038 Add vx-common.h. Include vxworks.h between vx-common.h and
16040 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
16042 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
16043 (TARGET_ASM_DESTRUCTOR): Likewise.
16044 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
16045 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
16046 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16047 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
16048 (VXWORKS_ENDIAN_SPEC): Define.
16049 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
16050 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
16051 VXWORKS_* equivalents.
16052 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
16053 (ASM_FILE_START): Delete.
16054 (TARGET_VERSION): Reformat.
16055 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
16056 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
16057 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
16058 (FPBIT, DPBIT): Define.
16059 (fp-bit.c, dp-bit.c): New rules.
16060 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
16061 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
16062 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
16063 * config/arm/arm.h: Include vxworks-dummy.h.
16064 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
16065 Mark with ATTRIBUTE_UNUSED.
16066 (arm_override_options): Do not allow VxWorks RTP PIC to be used
16067 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
16068 make it incompatible with -msingle-pic-base.
16069 (arm_function_ok_for_sibcall): Return false for calls that might
16070 go through a VxWorks PIC PLT entry.
16071 (require_pic_register): New function, split out from...
16072 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
16074 (arm_load_pic_register): Handle the VxWorks RTP initialization
16075 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
16076 (arm_emit_call_insn): New function.
16077 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
16078 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
16079 (pic_offset_arm): New pattern.
16080 (call, call_value): Use arm_emit_call_insn.
16081 (call_internal, call_value_internal): New expanders.
16082 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
16083 VxWorks unless __PIC__.
16085 2007-05-30 Eric Christopher <echristo@gmail.com>
16087 * genrecog.c: Include regs.h in generated file.
16088 * genemit.c: Ditto. Fix up formatting.
16089 * config/mn10300/constraints.md: New.
16090 * config/mn10300/mn10300.md: Include.
16091 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
16092 Fix up for removed macro.
16093 * config/mn10300/predicates.md (call_address_operand): Ditto.
16094 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
16095 (CONST_OK_FOR_I): Ditto.
16096 (CONST_OK_FOR_J): Ditto.
16097 (CONST_OK_FOR_K): Ditto.
16098 (CONST_OK_FOR_L): Ditto.
16099 (CONST_OK_FOR_M): Ditto.
16100 (CONST_OK_FOR_N): Ditto.
16101 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
16105 (EXTRA_CONSTRAINT): Ditto.
16107 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16109 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
16111 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
16112 OPTION_MASK_ISA_64BIT.
16113 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
16115 2007-05-30 Richard Guenther <rguenther@suse.de>
16117 PR middle-end/32152
16118 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
16119 types for comparison.
16120 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
16121 with original typed arguments.
16122 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
16124 2007-05-30 Jakub Jelinek <jakub@redhat.com>
16126 PR tree-optimization/31769
16127 * except.c (duplicate_eh_regions): Clear prev_try if
16128 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
16130 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
16132 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
16133 * tree-ssa-sink.c (statement_sink_location): Return basic block and
16134 bsi of the location where statements should be inserted.
16135 (sink_code_in_bb): Take bsi from statement_sink_location.
16136 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
16137 instead of bsi_start.
16138 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
16140 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
16141 (bsi_move_before): Document inconsistency with bsi_move_after.
16142 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
16144 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16146 * config/i386/i386.h (TARGET_ABM): New define.
16147 (TARGET_POPCNT): Ditto.
16148 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
16149 New temporary defines to redefine from OPTION_ISA_* defines.
16150 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
16151 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
16152 (ix86_isa_flags): New extern int declaration.
16153 (TARGET_SUBTARGET_DEFAULT): New define.
16154 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
16155 (TARGET_SUBTARGET32_DEFAULT): Ditto.
16156 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
16157 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16158 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
16159 * config/i386/darwin.h: Change TARGET_64BIT define to
16162 * config/i386/i386.opt (m3dnowa): Define as undocumented option
16163 using existing "ix86_isa_flags" varible.
16164 (m32, m64): Use existing "ix86_isa_flags" variable.
16165 (mmmx, m3dnow): Ditto.
16166 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
16167 (mabm): Define as non-negative option using "x86_abm" variable.
16168 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
16170 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
16171 Rewrite feature test bitmap.
16172 (ix86_isa_flags): New initialized global int varible.
16173 (ix86_isa_flags_explicit): New static int variable.
16174 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
16175 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
16176 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
16177 target_flags_explicit.
16178 (override_options): Remove "target_enable" and "target_disable" fields
16179 from "struct ptt". Update processor_target_table accordingly. Remove
16180 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
16181 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
16182 "target_flags" and "ix86_isa_flags_explicit" instead of
16183 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
16184 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
16185 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
16186 to true when either of PTA_POPCNT or PTA_ABM is set in
16187 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
16188 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
16189 processor_alias_table flags entry. Remove handling of
16190 "target_enable" and "target_disable" fields of processor_target_table.
16191 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
16192 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
16193 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
16194 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
16195 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
16197 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
16199 2007-05-29 David Daney <ddaney@avtrex.com>
16202 * config/mips/mips.c (mips_output_mi_thunk): Emit
16203 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
16205 2007-05-29 Hui-May Chang <hm.chang@apple.com>
16206 * config/i386/i386.c (ix86_function_regparm): Added checking of
16207 ix86_force_align_arg_pointer to determine the number of
16208 register parameters.
16210 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
16212 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
16213 (SET_DR_MISALIGNMENT): New.
16214 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
16215 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
16216 Use SET_DR_MISALIGNMENT.
16217 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
16219 * tree-data-ref.c (create_data_ref, compute_all_dependences,
16220 find_loop_nest): Export.
16221 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
16222 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
16223 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
16224 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
16226 (struct mem_ref): Add field reuse_distance.
16227 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
16228 Initialize reuse_distance field.
16229 (issue_prefetch_ref): Select temporality of prefetch according to
16231 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
16232 self_reuse_distance, determine_loop_nest_reuse): New functions.
16233 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
16234 (tree_ssa_prefetch_arrays): Dump L2 cache size.
16235 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
16238 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
16240 * tree-ssa-alias.c: Add aliasing overview.
16242 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
16243 Danny Smith <dannysmith@users.sourceforge.net>
16246 * config/i386/t-crtfm: Compile crtfastmath.o with
16247 -minline-all-stringops.
16248 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
16249 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
16251 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16253 * doc/md.texi: Document constraints on HP PA-RISC.
16255 * pa/constraints.md: New file.
16256 * pa.md: Include constraints.md.
16257 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
16258 (integer_store_memory_operand, ldil_cint_p): New functions.
16259 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
16260 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16261 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
16262 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
16263 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
16265 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
16268 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
16269 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
16270 case POSTDECREMENT_EXPR>): Return the error_mark_node
16271 if either the real or imaginary parts would an
16274 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
16276 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
16277 name when we remove it from a call.
16279 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
16281 * targhooks.c (default_narrow_bitfield): Remove.
16282 * targhooks.h: Remove the prototype for
16283 default_narrow_bitfield.
16285 * langhooks-def.h: Remove the prototype for
16286 hook_get_alias_set_0.
16287 * langhooks.c (hook_get_alias_set_0): Remove.
16289 * global.c (EXECUTE_IF_CONFLICT): Remove.
16291 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16294 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
16295 return true when truth_value_p is true and the type
16298 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
16300 * doc/install.texi (Prerequisites): We no longer require Autoconf
16301 2.13 for the top-level.
16303 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
16305 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
16306 memory access via x86_expand_vector_move_misalign() only for
16307 TImode values on 32-bit targets.
16309 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
16311 * matrix-reorg.c: New file. Implement matrix flattening and
16312 transposing optimization.
16313 * tree-pass.h: Add matrix reorg pass.
16314 * common.opt: Add fipa-mreorg flag.
16315 * Makefile.in: Add matrix-reorg.c.
16316 * passes.c: Add matrix reorg pass.
16317 * varpool.c (add_new_static_var): New function.
16318 * cgraph.h (add_new_static_var): Declare.
16320 2007-05-27 Eric Christopher <echristo@apple.com>
16322 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
16323 sp_offset depending on stack size. Save r12 depending
16324 on registers we're saving later.
16325 (rs6000_emit_epilogue): Update sp_offset depending only
16328 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
16330 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
16331 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
16332 * ifcvt.c (if_convert): Ditto.
16333 * tree-ssa-threadupdate.c (thread_block): Ditto.
16334 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
16335 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
16336 verify_loop_closed_ssa): Check number_of_loops instead of
16338 * predict.c (tree_estimate_probability): Ditto.
16339 * tree-if-conv.c (main_tree_if_conversion): Ditto.
16340 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
16341 * modulo-sched.c (sms_schedule): Ditto.
16342 * tree-scalar-evolution.c (scev_const_prop): Ditto.
16343 (scev_finalize): Do not do anything if scev analysis was not
16345 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
16346 current_loops == NULL.
16347 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
16348 * loop-init.c (loop_optimizer_init): Do not free current_loops when
16349 there are no loops.
16350 (loop_optimizer_finalize): Assert that loops were analyzed.
16351 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
16352 rtl_doloop): Check number_of_loops instead of current_loops.
16353 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
16354 current_loops == NULL.
16355 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
16356 gate_tree_vectorize tree_linear_transform, check_data_deps,
16357 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
16358 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
16359 Check number_of_loops instead of current_loops.
16360 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
16361 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
16362 free loops if available.
16363 (execute_pre): Do not pass do_fre to fini_pre.
16365 2007-05-27 Tobias Burnus <burnus@net-b.de>
16367 PR middle-end/32083
16368 * real.c (mpfr_from_real): Fix sign of -Inf.
16370 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
16372 * tree-vect-transform.c (vectorizable_conversion): Initialize
16373 tree_code variables to ERROR_MARK.
16374 (vectorizable_type_demotion): Likewise.
16375 (vectorizable_type_promotion): Likewise.
16377 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16380 * config/i386/i386.md (movti): Handle push operands via
16381 ix86_expand_push().
16383 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16385 * basic-block.h: Remove the prototype for merge_seq_blocks.
16386 * cfgcleanup.c (merge_seq_blocks): Remove.
16388 * tree-flow.h: Remove the prototype for is_aliased_with.
16389 * tree-ssa-alias.c (is_aliased_with): Remove.
16391 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
16393 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
16395 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
16397 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
16398 ix86_expand_sse4_unpack if SSE4.1 is enabled.
16399 (vec_unpacks_hi_v16qi): Likewise.
16400 (vec_unpacku_lo_v16qi): Likewise.
16401 (vec_unpacks_lo_v16qi): Likewise.
16402 (vec_unpacku_hi_v8hi): Likewise.
16403 (vec_unpacks_hi_v8hi): Likewise.
16404 (vec_unpacku_lo_v8hi): Likewise.
16405 (vec_unpacks_lo_v8hi): Likewise.
16406 (vec_unpacku_hi_v4si): Likewise.
16407 (vec_unpacks_hi_v4si): Likewise.
16408 (vec_unpacku_lo_v4si): Likewise.
16409 (vec_unpacks_lo_v4si): Likewise.
16411 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16413 * c-typeck.c, config/arm/arm.c, config/darwin.c,
16414 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
16415 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
16416 follow spelling conventions in various
16417 warning/error/diagnostic messages.
16419 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
16420 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
16421 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
16422 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
16423 tree-vrp.c: Fix comment typos. Follow spelling conventions.
16424 * doc/tm.texi: Follow spelling conventions.
16426 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16429 * tree-ssa-forwprop.c
16430 (forward_propagate_addr_into_variable_array_index): Remove
16431 the lhs argument. Use the type of def_rhs instead of lhs.
16432 (forward_propagate_addr_expr_1): Update use of
16433 forward_propagate_addr_into_variable_array_index.
16435 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
16436 Nigel Stephens <nigel@mips.com>
16438 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
16439 function attributes, "far" being an alias for "long_call".
16440 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
16441 (mips_near_type_p, mips_far_type_p): New.
16442 (mips_comp_type_attributes): New function to check that attributes
16443 attached to a function type are compatible.
16444 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
16445 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
16446 to the target function of the thunk.
16447 (mips_encode_section_info): Check for "near" and "far" function
16448 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
16450 * config/mips/predicates.md (const_call_insn_operand): Test only
16451 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
16453 * doc/extend.texi (Function Attributes): Document MIPS "near" and
16456 * testsuite/gcc.target/mips/near-far-1.c: New test case.
16457 * testsuite/gcc.target/mips/near-far-2.c: New test case.
16458 * testsuite/gcc.target/mips/near-far-3.c: New test case.
16459 * testsuite/gcc.target/mips/near-far-4.c: New test case.
16461 2007-05-25 Eric Christopher <echristo@apple.com>
16463 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
16464 to x86-darwin configurations.
16465 * config/i386/t-darwin: Add softfp support.
16466 * config/i386/t-darwin64: Ditto.
16467 * config/i386/sfp-machine.h: If mach then don't use
16468 aliasing, emit a stub to call.
16470 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
16472 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
16473 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
16474 tree-predcom.c, tree-ssa-alias-warnings.c,
16475 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
16476 comment typos. Follow spelling conventions.
16477 * doc/cpp.texi, doc/invoke.texi: Fix typos.
16479 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16482 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
16483 constants into memory. Expand unaligned memory references for
16484 SSE modes via x86_expand_vector_move_misalign() function.
16486 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
16488 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
16489 "memory" attribute for "sseishft" type insn without operands[2].
16491 2007-05-25 Dirk Mueller <dmueller@suse.de>
16492 Marcus Meissner <meissner@suse.de>
16494 * doc/extend.texi (alloc_size): New attribute.
16495 * c-common.c (handle_alloc_size_attribute): New.
16496 * tree-object-size.c (alloc_object_size): Use alloc_size
16497 attribute, if available.
16499 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
16501 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
16503 (__builtin_ia32_vec_ext_v2di): Likewise.
16504 (__builtin_ia32_vec_ext_v4si): Likewise.
16505 (__builtin_ia32_vec_ext_v8hi): Likewise.
16506 (__builtin_ia32_vec_ext_v16qi): Likewise.
16507 (__builtin_ia32_vec_set_v8hi): Likewise.
16509 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
16511 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
16513 2007-05-25 Richard Sandiford <richard@codesourcery.com>
16515 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
16516 (arm_is_longcall_p): Rename to...
16517 (arm_is_long_call_p): ...this. Take a single tree argument and
16519 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
16520 (CUMULATIVE_ARGS): Remove call_cookie.
16521 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
16522 (ENCODED_LONG_CALL_ATTR_P): Delete.
16523 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
16524 LONG_CALL_FLAG_CHAR cases.
16525 (ARM_DECLARE_FUNCTION_SIZE): Delete.
16526 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
16527 ARM_DECLARE_FUNCTION_SIZE.
16528 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
16529 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
16530 (arm_encode_call_attribute, current_file_function_operand): Delete.
16531 (arm_function_in_section_p): New function.
16532 (arm_is_longcall_p): Rename to...
16533 (arm_is_long_call_p): ...this. Take the target function as a single
16534 argument and return a bool. Do not rely on call cookies. Check
16535 whether the target symbol is in the same section as the current
16536 function, not just the same compilation unit.
16537 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
16538 (arm_encode_section_info): Don't encode a call type.
16539 * config/arm/arm.md (call, call_value): Update calls to
16540 arm_is_long(_)call_p. Simplify logic.
16541 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
16542 Update calls to arm_is_long(_)call_p.
16544 2007-05-25 Richard Guenther <rguenther@suse.de>
16546 PR tree-optimization/31982
16547 * tree-ssa-forwprop.c
16548 (forward_propagate_addr_into_variable_array_index): Handle arrays
16549 with element size one.
16551 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
16553 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
16554 (umulsi3_highpart): Likewise.
16556 2007-05-24 Ian Lance Taylor <iant@google.com>
16558 PR rtl-optimization/32069
16559 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
16562 2007-05-24 Ollie Wild <aaw@google.com>
16564 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
16567 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
16569 * postreload-gcse.c (reg_changed_after_insn_p): New function.
16570 (oprs_unchanged_p): Use it to check all registers in a REG.
16571 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
16572 (reg_set_between_after_reload_p): Delete.
16573 (reg_used_between_after_reload_p): Likewise.
16574 (reg_set_or_used_since_bb_start): Likewise.
16575 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
16576 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
16577 Use reg_set_between_p instead of reg_set_between_after_reload_p.
16578 * rtlanal.c (reg_set_p): Check whether REG overlaps
16579 regs_invalidated_by_call, rather than just checking the
16580 membership of REGNO (REG).
16582 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
16584 * doc/passes.texi: Document predictive commoning.
16585 * doc/invoke.texi (-fpredictive-commoning): Document.
16586 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
16587 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
16588 adding indices to the generated name.
16589 (schedule_sm): Pass 0 to get_lsm_tmp_name.
16590 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
16591 * tree-pretty-print.c (op_symbol_1): Renamed to ...
16592 (op_symbol_code): ... and exported.
16593 (dump_omp_clause, op_symbol): Use op_symbol_code
16594 instead of op_symbol_1.
16595 * tree-pass.h (pass_predcom): Declare.
16596 * timevar.def (TV_PREDCOM): New timevar.
16597 * tree-ssa-loop.c (run_tree_predictive_commoning,
16598 gate_tree_predictive_commoning, pass_predcom): New.
16599 * tree-data-ref.c (find_data_references_in_loop): Find the
16600 references in dominance order.
16601 (canonicalize_base_object_address): Ensure that the result has
16603 (dr_analyze_innermost): Export.
16604 (create_data_ref): Code to fail for references with invariant
16606 (find_data_references_in_stmt): ... here.
16607 * tree-data-ref.h (dr_analyze_innermost): Declare.
16608 * tree-affine.c: Include tree-gimple.h and hashtab.h.
16609 (aff_combination_find_elt, name_expansion_hash,
16610 name_expansion_eq, tree_to_aff_combination_expand,
16611 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
16613 * tree-affine.h (aff_combination_constant_multiple_p,
16614 tree_to_aff_combination_expand): Declare.
16615 * tree-predcom.c: New file.
16616 * common.opt (fpredictive-commoning): New option.
16617 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
16618 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
16619 * Makefile.in (tree-predcom.o): Add.
16620 (tree-affine.o): Add TREE_GIMPLE_H dependency.
16621 * passes.c (init_optimization_passes): Add dceloop after
16622 copy propagation in loop optimizer. Add predictive commoning
16623 to loop optimizer passes.
16625 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16627 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
16630 2007-05-24 Jan Hubicka <jh@suse.cz>
16632 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
16634 (genheader): Include statistics.h.
16636 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
16638 * print-rtl.c (flag_dump_unnumbered): Update comments.
16639 (print_rtl): Fix my previous change.
16640 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
16643 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
16645 PR middle-end/32018
16646 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
16648 (thread_through_all_blocks): Call initialize_original_copy_tables
16649 and free_original_copy_tables.
16650 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
16652 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
16653 * cfghooks.c (duplicate_block): Use get_loop_copy.
16654 * cfg.c: Include cfgloop.h.
16655 (loop_copy): New hash table.
16656 (initialize_original_copy_tables): Initialize loop_copy table.
16657 (free_original_copy_tables): Free loop_copy table.
16658 (copy_original_table_clear, copy_original_table_set,
16659 set_loop_copy, get_loop_copy): New functions.
16660 (set_bb_original, set_bb_copy): Use copy_original_table_set.
16661 * cfgloop.h (struct loop): Remove copy field.
16662 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
16663 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
16665 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16667 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
16668 -msse/-msse2/-msse3.
16670 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16672 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
16673 __builtin_ia32_vec_set_v2di with MASK_64BIT.
16675 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
16678 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
16679 * targhooks.h (default_mangle_decl_assembler_name): Declare
16681 * targhooks.c (default_mangle_decl_assembler_name): Define
16683 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
16685 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
16686 * langhooks.c (lhd_set_decl_assembler_name): Call
16687 targetm.mangle_decl_assembler_name for names with global scope.
16689 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
16691 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
16692 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
16694 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
16695 New. Factored out of i386_pe_encode_section_info.
16696 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
16697 Move check for prior decoration of stdcall
16698 symbols to i386_pe_encode_section_info.
16699 (i386_pe_encode_section_info): Adjust call to
16700 gen_stdcall_or_fastcall_suffix. Use
16701 i386_pe_maybe_mangle_decl_assembler_name, if needed.
16702 (i386_pe_mangle_decl_assembler_name): New. Wrap
16703 i386_pe_maybe_mangle_decl_assembler_name.
16705 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
16707 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
16708 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
16709 * langhooks.c (get_signed_or_unsigned_type): Don't check for
16710 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
16711 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
16714 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
16715 Nigel Stephens <nigel@mips.com>
16716 Richard Sandiford <richard@codesourcery.com>
16718 Fix up MIPS16 hard float and add support for complex.
16720 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
16721 (TARGET_SOFT_FLOAT_ABI): New.
16722 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
16723 __mips_soft_float to reflect the ABI in use, not whether the
16724 FPU is directly accessible (e.g., in MIPS16 mode).
16725 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
16726 (UNITS_PER_FPVALUE): Likewise.
16728 * config/mips/mips.c (mips_expand_call): Remove redundant
16729 TARGET_MIPS16 check.
16730 (mips_arg_regno): New.
16731 (function_arg_advance): When setting bits in cum->fp_code for
16732 MIPS16, don't subtract 1 from cum->arg_number, since it is now
16734 (function_arg): Use mips_arg_regno.
16735 (mips_return_mode_in_fpr_p): New.
16736 (mips16_call_stub_mode_suffix): New.
16737 (mips16_cfun_returns_in_fpr_p): New.
16738 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
16739 (mips_output_function_prologue): Test mips16_hard_float, not
16740 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
16741 (mips_expand_epilogue): Call MIPS16 helper routines to copy
16742 return value into a floating-point register.
16743 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
16744 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
16745 (mips16_fp_args): Handle MIPS32r2 ISA which supports
16746 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
16747 word of double arguments from or to the high bits of 64-bit
16748 floating point registers.
16749 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
16750 (mips16_fpret_double): New helper function.
16751 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
16752 support for complex modes. Fill in DECL_RESULT for stubdecl.
16753 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
16755 * config/mips/mips16.S
16756 (RET, ARG1, ARG2): New.
16757 (MERGE_GPRf, MERGE_GPRt): New.
16758 (DELAYt, DELAYf): New.
16759 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
16760 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
16761 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
16762 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
16763 (SFOP): Renamed to...
16764 (OPSF3): This, and macro-ified. Updated all uses.
16765 (SFOP2): Renamed to...
16766 (OPSF2): This, and macro-ified. Updated all uses.
16767 (SFCMP): Renamed to...
16768 (CMPSF): This, and macro-ified. Updated all uses.
16769 (SFREVCMP): Renamed to...
16770 (REVCMPSF): This, and macro-ified. Updated all uses.
16771 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
16772 (LDDBL1, LDDBL2, RETDBL): Deleted.
16773 (DFOP): Renamed to...
16774 (OPDF3): This, and macro-ified. Updated all uses.
16775 (DFOP2): Renamed to...
16776 (OPDF2): This, and macro-ified. Updated all uses.
16777 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
16778 (DFCMP): Renamed to...
16779 (CMPDF): This, and macro-ified. Updated all uses.
16780 (DFREVCMP): Renamed to...
16781 (REVCMPDF): This, and macro-ified. Updated all uses.
16782 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
16783 (RET_FUNCTION): New.
16784 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
16785 (__mips16_ret_sc, __mips16_ret_dc): New.
16786 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
16787 STUB_ARGS_6, STUB_ARGS_10): New.
16788 (CALL_STUB_NO_RET): New.
16789 (__mips16_call_stub_1): Macro-ified.
16790 (__mips16_call_stub_5): Macro-ified.
16791 (__mips16_call_stub_2): Macro-ified.
16792 (__mips16_call_stub_6): Macro-ified.
16793 (__mips16_call_stub_9): Macro-ified.
16794 (__mips16_call_stub_10): Macro-ified.
16795 (CALL_STUB_RET): New.
16796 (__mips16_call_stub_sf_0): Macro-ified.
16797 (__mips16_call_stub_sf_1): Macro-ified.
16798 (__mips16_call_stub_sf_5): Macro-ified.
16799 (__mips16_call_stub_sf_2): Macro-ified.
16800 (__mips16_call_stub_sf_6): Macro-ified.
16801 (__mips16_call_stub_sf_9): Macro-ified.
16802 (__mips16_call_stub_sf_10): Macro-ified.
16803 (__mips16_call_stub_df_0): Macro-ified.
16804 (__mips16_call_stub_df_1): Macro-ified.
16805 (__mips16_call_stub_df_5): Macro-ified.
16806 (__mips16_call_stub_df_2): Macro-ified.
16807 (__mips16_call_stub_df_6): Macro-ified.
16808 (__mips16_call_stub_df_9): Macro-ified.
16809 (__mips16_call_stub_df_10): Macro-ified.
16810 (__mips16_call_stub_sc_0): New.
16811 (__mips16_call_stub_sc_1): New.
16812 (__mips16_call_stub_sc_5): New.
16813 (__mips16_call_stub_sc_2): New.
16814 (__mips16_call_stub_sc_6): New.
16815 (__mips16_call_stub_sc_9): New.
16816 (__mips16_call_stub_sc_10): New.
16817 (__mips16_call_stub_dc_0): New.
16818 (__mips16_call_stub_dc_1): New.
16819 (__mips16_call_stub_dc_5): New.
16820 (__mips16_call_stub_dc_2): New.
16821 (__mips16_call_stub_dc_6): New.
16822 (__mips16_call_stub_dc_9): New.
16823 (__mips16_call_stub_dc_10): New.
16825 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
16826 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
16827 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
16829 2007-05-23 Ian Lance Taylor <iant@google.com>
16831 * doc/invoke.texi (Invoking GCC): Document that the order of the
16834 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
16837 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
16838 * config/score/predicate.md (const_pow2, const_npow2): Remove.
16839 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
16843 * config/score/score.c (score_print_operand): Make sure that only
16844 lower bits are used.
16846 2007-05-22 Ian Lance Taylor <iant@google.com>
16848 * tree-vrp.c (avoid_overflow_infinity): New static function,
16849 broken out of set_value_range_to_value.
16850 (set_value_range_to_value): Call avoid_overflow_infinity.
16851 (extract_range_from_assert): Likewise.
16853 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
16855 PR middle-end/31095
16856 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
16857 change the type before looking for a COMPOUND_EXPR.
16859 2007-05-22 Ian Lance Taylor <iant@google.com>
16861 * lower-subreg.c (decompose_multiword_subregs): If we change an
16862 insn, call remove_retval_note on it.
16864 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
16866 * regs.h (end_hard_regno): New function.
16867 (END_HARD_REGNO, END_REGNO): New macros.
16868 (add_to_hard_reg_set): New function.
16869 (remove_from_hard_reg_set): Likewise.
16870 (in_hard_reg_set_p): Likewise.
16871 (overlaps_hard_reg_set_p): Likewise.
16872 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
16873 (note_btr_set): Use END_HARD_REGNO.
16874 * caller-save.c (setup_save_areas): Use end_hard_regno.
16875 (mark_set_regs): Use END_HARD_REGNO.
16876 (add_stored_regs): Use end_hard_regno.
16877 (mark_referenced_regs): Use add_to_hard_reg_set.
16878 * combine.c (update_table_tick): Use END_REGNO.
16879 (record_value_for_reg): Likewise.
16880 (record_dead_and_set_regs): Likewise.
16881 (get_last_value_validate): Likewise.
16882 (use_crosses_set_p): Likewise.
16883 (reg_dead_at_p_1): Likewise.
16884 (reg_dead_at_p): Likewise.
16885 (mark_used_regs_combine): Use add_to_hard_reg_set.
16886 (move_deaths): Use END_HARD_REGNO.
16887 (reg_bitfield_target_p): Use end_hard_regno.
16888 (distribute_notes): Use END_HARD_REGNO.
16889 * cse.c (mention_regs): Use END_REGNO.
16890 (insert): Use add_to_hard_reg_set.
16891 (invalidate): Use END_HARD_REGNO.
16892 (invalidate_for_call): Likewise.
16893 (exp_equiv_p): Use END_REGNO.
16894 (cse_insn): Likewise.
16895 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
16896 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
16897 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
16898 * function.c (keep_stack_depressed): Use end_hard_regno.
16899 * global.c (global_alloc): Use end_hard_regno.
16900 (global_conflicts): Use add_to_hard_reg_set instead of
16902 (find_reg): Likewise.
16903 (mark_reg_store): Likewise.
16904 (mark_reg_conflicts): Likewise.
16905 (mark_reg_death): Use remove_from_hard_reg_set.
16906 (mark_reg_live_nc): Delete.
16907 (set_preference): Use end_hard_regno.
16908 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
16909 remove_from_hard_reg_set.
16910 (post_mark_life): Use add_to_hard_reg_set.
16911 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
16912 (reg_becomes_live): Use add_to_hard_reg_set.
16913 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
16914 (peep2_find_free_register): Use add_to_hard_reg_set.
16915 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
16916 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
16917 * regrename.c (note_sets): Use add_to_hard_reg_set.
16918 (clear_dead_regs): Use remove_from_hard_reg_set.
16919 (regrename_optimize): Use add_to_hard_reg_set.
16920 (find_oldest_value_reg): Use in_hard_reg_set_p.
16921 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
16922 (hard_reg_set_here_p): Use end_hard_regno.
16923 (decompose): Likewise.
16924 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
16925 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
16926 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
16927 (mark_home_live): Use end_hard_regno.
16928 (spill_hard_reg): Likewise.
16929 (clear_reload_reg_in_use): Likewise.
16930 * reorg.c (delete_prior_computation): Use END_REGNO.
16931 * resource.c (update_live_status): Use END_HARD_REGNO.
16932 (mark_referenced_resources): Use add_to_hard_reg_set.
16933 (mark_set_resources): Likewise.
16934 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
16935 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
16936 (reg_overlap_mentioned_p): Likewise.
16937 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
16938 (covers_regno_no_parallel_p): Use END_REGNO.
16939 (find_regno_note): Likewise.
16940 (find_reg_fusage): Use END_HARD_REGNO.
16941 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
16942 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
16944 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
16946 * mode-switching.c (reg_dies): Change type of second argument to
16948 (optimize_mode_switching): Update accordingly.
16950 2007-05-22 Richard Sandiford <richard@codesourcery.com>
16952 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
16954 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
16955 (hard_reg_set_empty_p): ...these new functions.
16956 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
16957 GO_IF_HARD_REG_SUBSET.
16958 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
16959 instead of GO_IF_HARD_REG_EQUAL.
16960 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
16961 instead of GO_IF_HARD_REG_EQUAL.
16962 * global.c (find_reg): Use hard_reg_set_empty_p instead of
16963 GO_IF_HARD_REG_SUBSET.
16964 (modify_reg_pav): Use hard_reg_set_empty_p instead of
16965 GO_IF_HARD_REG_EQUAL.
16966 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
16967 of GO_IF_HARD_REG_SUBSET.
16968 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
16969 instead of GO_IF_HARD_REG_EQUAL.
16970 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
16971 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
16972 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
16973 of GO_IF_HARD_REG_SUBSET,
16974 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
16975 GO_IF_HARD_REG_SUBSET.
16976 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
16977 instead of GO_IF_HARD_REG_EQUAL.
16978 * config/sh/sh.c (push_regs, calc_live_regs): Use
16979 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
16980 (hard_regs_intersect_p): Delete.
16982 2007-05-22 Janis Johnson <janis187@us.ibm.com>
16984 * doc/sourcebuild.texi (Test Directives) Add dg-message.
16986 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
16987 Richard Henderson <rth@redhat.com>
16989 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
16991 (x86_64-*-*): Likewise.
16993 * i386/i386-modes.def (V2QI): New.
16995 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
16997 (override_options): Support SSE4.1.
16998 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
16999 (IX86_BUILTIN_BLENDPS): Likewise.
17000 (IX86_BUILTIN_BLENDVPD): Likewise.
17001 (IX86_BUILTIN_BLENDVPS): Likewise.
17002 (IX86_BUILTIN_PBLENDVB128): Likewise.
17003 (IX86_BUILTIN_PBLENDW128): Likewise.
17004 (IX86_BUILTIN_DPPD): Likewise.
17005 (IX86_BUILTIN_DPPS): Likewise.
17006 (IX86_BUILTIN_INSERTPS128): Likewise.
17007 (IX86_BUILTIN_MOVNTDQA): Likewise.
17008 (IX86_BUILTIN_MPSADBW128): Likewise.
17009 (IX86_BUILTIN_PACKUSDW128): Likewise.
17010 (IX86_BUILTIN_PCMPEQQ): Likewise.
17011 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
17012 (IX86_BUILTIN_PMAXSB128): Likewise.
17013 (IX86_BUILTIN_PMAXSD128): Likewise.
17014 (IX86_BUILTIN_PMAXUD128): Likewise.
17015 (IX86_BUILTIN_PMAXUW128): Likewise.
17016 (IX86_BUILTIN_PMINSB128): Likewise.
17017 (IX86_BUILTIN_PMINSD128): Likewise.
17018 (IX86_BUILTIN_PMINUD128): Likewise.
17019 (IX86_BUILTIN_PMINUW128): Likewise.
17020 (IX86_BUILTIN_PMOVSXBW128): Likewise.
17021 (IX86_BUILTIN_PMOVSXBD128): Likewise.
17022 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
17023 (IX86_BUILTIN_PMOVSXWD128): Likewise.
17024 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
17025 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
17026 (IX86_BUILTIN_PMOVZXBW128): Likewise.
17027 (IX86_BUILTIN_PMOVZXBD128): Likewise.
17028 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
17029 (IX86_BUILTIN_PMOVZXWD128): Likewise.
17030 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
17031 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
17032 (IX86_BUILTIN_PMULDQ128): Likewise.
17033 (IX86_BUILTIN_PMULLD128): Likewise.
17034 (IX86_BUILTIN_ROUNDPD): Likewise.
17035 (IX86_BUILTIN_ROUNDPS): Likewise.
17036 (IX86_BUILTIN_ROUNDSD): Likewise.
17037 (IX86_BUILTIN_ROUNDSS): Likewise.
17038 (IX86_BUILTIN_PTESTZ): Likewise.
17039 (IX86_BUILTIN_PTESTC): Likewise.
17040 (IX86_BUILTIN_PTESTNZC): Likewise.
17041 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
17042 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
17043 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
17044 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
17045 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
17046 (bdesc_ptest): New.
17047 (bdesc_sse_3arg): Likewise.
17048 (bdesc_2arg): Likewise.
17049 (bdesc_1arg): Likewise.
17050 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
17052 (ix86_expand_sse_4_operands_builtin): New.
17053 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
17054 smaller than 8 bits as the 2nd arg.
17055 (ix86_expand_sse_ptest): New.
17056 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
17057 (ix86_expand_vector_set): Support SSE4.1.
17058 (ix86_expand_vector_extract): Likewise.
17060 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17061 __SSE4_1__ for -msse4.1.
17063 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
17064 (UNSPEC_INSERTPS): Likewise.
17065 (UNSPEC_DP): Likewise.
17066 (UNSPEC_MOVNTDQA): Likewise.
17067 (UNSPEC_MPSADBW): Likewise.
17068 (UNSPEC_PHMINPOSUW): Likewise.
17069 (UNSPEC_PTEST): Likewise.
17070 (UNSPEC_ROUNDP): Likewise.
17071 (UNSPEC_ROUNDS): Likewise.
17073 * config/i386/i386.opt (msse4.1): New for SSE4.1.
17075 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
17076 (const_pow2_1_to_32768_operand): Likewise.
17078 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
17081 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
17083 (sse4_1_insertps): Likewise.
17084 (*sse4_1_extractps): Likewise.
17085 (sse4_1_ptest): Likewise.
17086 (sse4_1_mulv2siv2di3): Likewise.
17087 (*sse4_1_mulv4si3): Likewise.
17088 (*sse4_1_smax<mode>3): Likewise.
17089 (*sse4_1_umax<mode>3): Likewise.
17090 (*sse4_1_smin<mode>3): Likewise.
17091 (*sse4_1_umin<mode>3): Likewise.
17092 (sse4_1_eqv2di3): Likewise.
17093 (*sse4_1_pinsrb): Likewise.
17094 (*sse4_1_pinsrd): Likewise.
17095 (*sse4_1_pinsrq): Likewise.
17096 (*sse4_1_pextrb): Likewise.
17097 (*sse4_1_pextrb_memory): Likewise.
17098 (*sse4_1_pextrw_memory): Likewise.
17099 (*sse4_1_pextrq): Likewise.
17100 (sse4_1_blendpd): Likewise.
17101 (sse4_1_blendps): Likewise.
17102 (sse4_1_blendvpd): Likewise.
17103 (sse4_1_blendvps): Likewise.
17104 (sse4_1_dppd): Likewise.
17105 (sse4_1_dpps): Likewise.
17106 (sse4_1_movntdqa): Likewise.
17107 (sse4_1_mpsadbw): Likewise.
17108 (sse4_1_packusdw): Likewise.
17109 (sse4_1_pblendvb): Likewise.
17110 (sse4_1_pblendw): Likewise.
17111 (sse4_1_phminposuw): Likewise.
17112 (sse4_1_extendv8qiv8hi2): Likewise.
17113 (*sse4_1_extendv8qiv8hi2): Likewise.
17114 (sse4_1_extendv4qiv4si2): Likewise.
17115 (*sse4_1_extendv4qiv4si2): Likewise.
17116 (sse4_1_extendv2qiv2di2): Likewise.
17117 (*sse4_1_extendv2qiv2di2): Likewise.
17118 (sse4_1_extendv4hiv4si2): Likewise.
17119 (*sse4_1_extendv4hiv4si2): Likewise.
17120 (sse4_1_extendv2hiv2di2): Likewise.
17121 (*sse4_1_extendv2hiv2di2): Likewise.
17122 (sse4_1_extendv2siv2di2): Likewise.
17123 (*sse4_1_extendv2siv2di2): Likewise.
17124 (sse4_1_zero_extendv8qiv8hi2): Likewise.
17125 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
17126 (sse4_1_zero_extendv4qiv4si2): Likewise.
17127 (*sse4_1_zero_extendv4qiv4si2): Likewise.
17128 (sse4_1_zero_extendv2qiv2di2): Likewise.
17129 (*sse4_1_zero_extendv2qiv2di2): Likewise.
17130 (sse4_1_zero_extendv4hiv4si2): Likewise.
17131 (*sse4_1_zero_extendv4hiv4si2): Likewise.
17132 (sse4_1_zero_extendv2hiv2di2): Likewise.
17133 (*sse4_1_zero_extendv2hiv2di2): Likewise.
17134 (sse4_1_zero_extendv2siv2di2): Likewise.
17135 (*sse4_1_zero_extendv2siv2di2): Likewise.
17136 (sse4_1_roundpd): Likewise.
17137 (sse4_1_roundps): Likewise.
17138 (sse4_1_roundsd): Likewise.
17139 (sse4_1_roundss): Likewise.
17140 (mulv4si3): Don't expand for SSE4.1.
17141 (smax<mode>3): Likewise.
17142 (umaxv4si3): Likewise.
17143 (uminv16qi3): Likewise.
17144 (umin<mode>3): Likewise.
17145 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
17147 * doc/extend.texi: Document SSE4.1 built-in functions.
17149 * doc/invoke.texi: Document -msse4.1.
17151 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
17153 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
17154 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
17155 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
17156 (ASM_SPEC): Add asm_pcrel_spec.
17157 (EXTRA_SPECS): Add asm_pcrel_spec.
17159 2007-05-21 David Daney <ddaney@avtrex.com>
17161 * doc/install.texi (Building a cross compiler): Add requirements
17162 for Java cross compiler.
17164 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17166 PR middle-end/31995
17167 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
17168 Add loopno argument. Use evolution_function_is_invariant_rec_p
17169 instead of evolution_function_is_constant_p.
17170 Update calls to evolution_function_is_affine_multivariate_p.
17171 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
17172 Add loopno argument.
17173 * tree-scalar-evolution.c (gather_chrec_stats): Call
17174 evolution_function_is_affine_multivariate_p with a loop
17176 * tree-data-ref.c (analyze_miv_subscript): Likewise.
17177 (analyze_overlapping_iterations): Likewise.
17178 (access_functions_are_affine_or_constant_p): Likewise.
17179 (build_classic_dist_vector_1): If the access functions
17180 are equal, don't do anything.
17182 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
17183 Paolo Carlini <pcarlini@suse.de>
17184 Uros Bizjak <ubizjak@gmail.com>
17186 * c-cppbuiltin.c (c_cpp_builtins): Define
17187 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
17188 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
17189 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
17190 * doc/cpp.texi ([Standard Predefined Macros]): Document.
17192 2007-05-21 Mike Stump <mrs@apple.com>
17194 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
17196 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17198 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
17200 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
17201 implementation if __OPTIMIZE__ is not defined.
17202 (_mm_alignr_pi8): Ditto.
17203 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17204 (_mm_inserti_si64): Ditto.
17205 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17206 (_mm_slli_epi16): Ditto.
17207 (_mm_slli_epi32): Ditto.
17208 (_mm_slli_epi64): Ditto.
17209 (_mm_srai_epi16): Ditto.
17210 (_mm_srai_epi32): Ditto.
17211 (_mm_srli_si128): Ditto.
17212 (_mm_slli_si128): Ditto.
17213 (_mm_srli_epi16): Ditto.
17214 (_mm_srli_epi32): Ditto.
17215 (_mm_srli_epi64): Ditto.
17216 (_mm_extract_epi16): Ditto.
17217 (_mm_insert_epi16): Ditto.
17218 (_mm_shufflehi_epi16): Ditto.
17219 (_mm_shufflelo_epi16): Ditto.
17220 (_mm_shuffle_epi32): Ditto.
17221 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
17222 (_m_pextrw): Ditto.
17223 (_mm_insert_pi16): Ditto.
17224 (_m_pinsrw): Ditto.
17225 (_mm_shuffle_pi16): Ditto.
17226 (_m_pshufw): Ditto.
17227 (_mm_shufle_ps): Ditto.
17228 (_mm_prefetch): Ditto.
17230 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
17232 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
17233 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
17234 * real.c (encode_i370_single, decode_i370_single,
17235 encode_i370_double, decode_i370_double): Functions removed.
17236 (i370_single_format, i370_double_format): Initializations removed.
17237 (real_maxval, round_for_format, exact_real_truncate, significand_size):
17238 Consider the log2_b field to always be one.
17239 (ieee_single_format, mips_single_format, coldfire_single_format,
17240 ieee_double_format, mips_double_format, coldfire_double_format,
17241 ieee_extended_motorola_format, ieee_extended_intel_96_format,
17242 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
17243 ibm_extended_format, mips_extended_format, ieee_quad_format,
17244 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
17245 decimal_single_format, decimal_double_format, decimal_quad_format,
17246 c4x_single_format, c4x_extended_format, real_internal_format): Remove
17247 initialization of log2_b.
17248 * real.h (i370_single_format, i370_double_format): Declarations
17250 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
17251 field to always be one.
17253 2007-05-21 Andreas Schwab <schwab@suse.de>
17255 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
17256 NOTE_INSN_BASIC_BLOCK_P.
17257 (process_for_unwind_directive): Likewise.
17259 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
17261 * builtins.c (expand_builtin_setjmp_setup): Update comment.
17262 * function.h (struct function): Move va_list_gpr_size,
17263 va_list_fpr_size, function_frequency to front of bitfields. Add
17265 (current_function_calls_unwind_init): New.
17266 * except.c (expand_builtin_unwind_init): Set
17267 current_function_calls_unwind_init not
17268 current_function_has_nonlocal_label.
17269 * reload1.c (has_nonexceptional_receiver): New.
17270 (reload): Use it and current_function_calls_unwind_init to
17271 determine whether call-saved regs must be saved.
17273 2007-05-20 Jan Hubicka <jh@suse.cz>
17275 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
17276 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17277 * ddg.c (create_ddg): LIkewise.
17278 * final.c (final): Remove hunk moving line number notes around since
17279 they are no longer present at this stage.
17280 (final_scan_insn): Use NOTE_KIND instead of
17281 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17282 (output_asm_label): Likewise.
17283 * reorg.c (dbr_schedule): Likewise.
17284 * haifa-sched.c (unlink_other_notes): Likewise.
17285 * mode-switching.c (optimize_mode_switching): Likewise.
17286 * graph.c (start_bb): Likewise.
17287 * rtl.def (NOTE): Update description.
17288 * jump.c (squeeze_notes): Delete.
17289 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
17290 NOTE_INSN_BASIC_BLOCK_P when possible.
17291 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
17292 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
17293 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17294 (dwarf2out_var_location): Likewise.
17295 * cfgbuild.c (make_edges): Likewise.
17296 (find_basic_blocks_1): Likewise.
17297 * function.c (reorder_blocks_1): Likewise.
17298 (epilogue_done): Likewise.
17299 (reposition_prologue_and_epilogue_notes): Likewise.
17300 * print-rtl.c (print_rtx): Likewise; drop code for printing
17302 (print_rtl): Likewise.
17303 (print_rtl_single): Likewise.
17304 * gcse.c (insert_insn_start_bb): Likewise.
17305 * alias.c (init_alias_analysis): Likewise.
17306 * calls.c (fixup_tail_calls): Likewise.
17307 * except.c (sjlj_emit_function_enter): Likewise.
17308 * emit-rtl.c (add_insn_after): Likeiwse.
17309 (emit_label_before): Likewise.
17310 (emit_label_after): Likewise.
17311 (emit_note_before, emit_note_after, emit_note): Update
17312 parameter to be enum insn_note; do not deal with source
17314 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
17315 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
17317 (merge_blocks_move_successor_nojumps): Simplify now when
17318 we don't have BLOCK notes.
17319 (try_optimize_cfg): Likewise.
17320 * cfglayout.c (skip_insns_after_block): Likewise.
17321 (record_effective_endpoints): Likewise.
17322 (duplicate_insn_chain): Likewise.
17323 * varasm.c (output_constant_pool_1): Likewise.
17324 * sched-deps.c (sched_analyze): Likewise.
17325 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
17327 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
17328 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
17329 (SET_INSN_DELETED): Simplify.
17330 (NOTE_LINE_NUMBER): Exterminate.
17331 (NOTE_LINE_KIND): New.
17332 (NOTE_INSN_BASIC_BLOCK_P): Update.
17333 (enum insn_note): Simplify.
17334 (GET_NOTE_INSN_NAME) Simplify.
17335 (emit_note_before, emit_note_after, emit_note): Update prototype.
17336 (squeeze_notes): Remove.
17337 * sched-int.h (NOTE_NOT_BB_P): Update.
17338 * resource.c (mark_target_live_regs): Update.
17339 * sched-rgn.c (debug_dependencies): Update.
17340 * sched-vis.c (print_insn): Update.
17341 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
17342 * config/i386/i386.c (ix86_output_function_epilogue): Update.
17343 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
17344 (TARGET_ADJUST_UNROLL_MAX): Likewise.
17345 (split_branches): Update.
17346 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
17348 (sh_adjust_unroll_max): Exterminate.
17349 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
17350 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
17351 (m68hc11_reorg): Likewise.
17352 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
17353 (emit_predicate_relation_info): Update.
17354 (process_for_unwind_directive): Update.
17355 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
17356 (output_call): Update.
17357 * config/pa/pa.c (output_lbranch): Update.
17358 (output_millicode_call): Update.
17359 (output_call): Update.
17360 (pa_combine_instructions): Update.
17361 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
17362 * config/bfin/bfin.c (gen_one_bundle): Update.
17363 * cfgrtl.c (can_delete_note_p): Update.
17364 (delete_insn): Update.
17365 (rtl_merge_blocks): Update.
17366 (commit_one_edge_insertion): Update.
17367 (rtl_verify_flow_info): Update.
17368 * stmt.c (expand_case): Do not call squeeze_notes.
17370 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17377 * c.opt (Wtype-limits): New.
17378 * doc/invoke.texi (Wtype-limits): Document it.
17379 (Wextra): Enabled by -Wextra.
17380 * c-opts.c (c_common_post_options): Enabled by -Wextra.
17381 * c-common.c (shorten_compare): Warn with Wtype-limits.
17383 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17385 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
17386 inlined function, not as a macro.
17387 (_mm_alignr_pi8): Ditto.
17388 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17389 (_mm_inserti_si64): Ditto.
17390 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17391 (_mm_extract_epi16): Ditto.
17392 (_mm_insert_epi16): Ditto.
17393 (_mm_shufflehi_epi16): Ditto.
17394 (_mm_shufflelo_epi16): Ditto.
17395 (_mm_shuffle_epi32): Ditto.
17396 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
17397 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
17399 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
17401 (_m_to_float): Use C89 compatible assignment.
17403 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
17406 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
17408 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17411 * doc/invoke.texi (Wreturn-type): Complete description.
17412 (Wextra): Delete item about return-type warning.
17413 * c-decl.c: Delete redundant Wextra warning.
17415 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17418 * config/i386/pmmintrin.h: Do not include xmmintrin.h
17419 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
17420 inlined function, not as a macro.
17421 (_mm_prefetch): Ditto.
17422 (_m_pextrw): Ditto.
17423 (_mm_insert_pi16): Ditto.
17424 (_m_pinsrw): Ditto.
17425 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
17426 (_m_pshufw): Ditto. Add const to __N argument.
17427 (_mm_shufle_ps): Ditto. Add const to __mask argument.
17428 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
17429 (_mm_slli_epi32): Ditto.
17430 (_mm_srli_si128): Implement as always inlined function, not as a
17431 macro. Add __inline to function declaration.
17432 (_mm_slli_si128): Ditto.
17434 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
17436 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
17437 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
17439 (struct fenv): New structure.
17440 (FP_HANDLE_EXCEPTIONS): New define.
17441 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
17442 (_FP_DECL_EXP): New define.
17443 (FP_INIT_ROUNDMODE): New define.
17444 (FP_ROUNDMODE): New define.
17446 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17448 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
17449 (Wconversion): Update description.
17450 (Wconversion-sign): New.
17451 * c.opt (Wconversion-sign): New.
17452 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
17453 means disabled for C++. Otherwise, take the status of Wconversion.
17454 * c-common.c (conversion_warning): Warn with either Wconversion or
17456 (warnings_for_convert_and_check): Conditions are already checked by
17457 conversion_warning.
17458 (convert_and_check): Don't check warnings if the conversion failed.
17460 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
17461 Anatoly Sokolov <aesok@dol.ru>
17463 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
17464 avr_epilogue_uses) : Add declaration.
17465 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
17466 * config/avr/constraints.md (R): New constraint.
17467 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
17468 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
17469 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
17470 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
17471 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
17472 call_prologue_saves, epilogue_restores, return_from_epilogue,
17473 return_from_main_epilogue, return_from_interrupt_epilogue,
17474 return_from_naked_epilogue, prologue, epilogue): New patterns.
17475 (jump): Handle symbol reference.
17476 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
17477 avr_output_function_prologue, avr_output_function_epilogue): Remove
17479 (avr_init_machine_status, expand_prologue, expand_epilogue,
17480 avr_asm_function_end_prologue, avr_epilogue_uses,
17481 avr_asm_function_begin_epilogue): New functions.
17482 (prologue_size, epilogue_size, jump_tables_size): Remove global
17484 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
17485 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
17486 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
17487 (avr_override_options): Initialise init_machine_status.
17488 (output_movhi): Handle all stack pointer loads.
17489 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
17490 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
17491 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
17492 (EPILOGUE_USES) Redefine.
17493 (machine_function) Declare.
17495 2007-05-19 Richard Sandiford <richard@codesourcery.com>
17497 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
17498 Use a single return statement.
17500 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17502 PR middle-end/30250
17503 * builtins.c (do_mpfr_lgamma_r): New.
17504 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
17505 * tree.h (CASE_FLT_FN_REENT): New.
17507 2007-05-18 Geoffrey Keating <geoffk@apple.com>
17509 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
17510 (output_die): Use 'unsigned long' with %x.
17511 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
17512 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
17513 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
17515 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
17517 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
17522 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
17523 true if function has no argument.
17525 2007-05-18 DJ Delorie <dj@redhat.com>
17527 * config/mips/mips.c (mips_offset_within_alignment_p): New.
17528 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
17530 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
17532 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
17533 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
17534 count_trailing_zeros.
17535 (__i386__): Implement count_leading_zeros using __builtin_clz().
17536 Implement count_trailing_zeros usign __builtin_ctz().
17538 2007-05-18 Richard Sandiford <richard@codesourcery.com>
17540 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
17542 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
17544 PR middle-end/31344
17545 * expr.c (emit_move_change_mode): Change mode of push operands here.
17547 2007-05-17 Ian Lance Taylor <iant@google.com>
17549 PR tree-optimization/31953
17550 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
17551 Change all callers.
17552 (set_value_range_to_null): Call set_value_range_to_value.
17553 (extract_range_from_comparison): Likewise.
17555 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17557 * toplev.c (print_version): Output GMP/MPFR version info.
17559 * builtins.c (CASE_MATHFN_REENT): New macro.
17560 (mathfn_built_in): Use it.
17561 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
17562 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
17563 BUILT_IN_LGAMMAL_R): New.
17564 * doc/extend.texi: Document new builtins.
17566 PR middle-end/31796
17567 * builtins.c (do_mpfr_remquo): New.
17568 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
17569 (fold_builtin_3): Handle BUILT_IN_REMQUO.
17571 PR middle-end/30251
17572 * builtins.c (fold_builtin_1): Handle y0, y1.
17573 (fold_builtin_2): Handle yn.
17575 PR middle-end/30251
17576 * builtins.c (do_mpfr_bessel_n): New.
17577 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
17578 (fold_builtin_2): Handle BUILT_IN_JN.
17580 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
17583 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
17584 TYPE_PRECISION (intmax_type_node).
17586 2007-05-17 Steve Ellcey <sje@cup.hp.com>
17589 * reload.c (subst_reloads): Remove checking.
17591 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
17593 PR rtl-optimization/31691
17594 * combine.c (simplify_set): Build a new src pattern instead of
17595 substituting its operands in the COMPARE case.
17597 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
17599 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
17600 (execute_vrp): Preserve loops through jump threading.
17601 * tree-ssa-threadupdate.c (thread_single_edge,
17602 dbds_continue_enumeration_p, determine_bb_domination_status,
17603 thread_through_loop_header): New functions.
17604 (create_edge_and_update_destination_phis,
17605 create_edge_and_update_destination_phis): Set loops for the new blocks.
17606 (prune_undesirable_thread_requests): Removed.
17607 (redirect_edges): Do not pretend that redirect_edge_and_branch can
17609 (thread_block): Do not call prune_undesirable_thread_requests.
17611 (mark_threaded_blocks): Select edges to thread here.
17612 (thread_through_all_blocks): Take may_peel_loop_headers argument.
17613 Thread edges through loop headers independently.
17614 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
17615 * tree-pass.h (TODO_mark_first_instance): New.
17616 (first_pass_instance): Declare.
17617 * cfghooks.c (duplicate_block): Put the block to the original loop
17618 if copy is not specified.
17619 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
17620 jump threading. Pass may_peel_loop_headers to
17621 thread_through_all_blocks according to first_pass_instance.
17622 * cfgloop.h (create_preheader): Declare.
17623 * tree-flow.h (thread_through_all_blocks): Declaration changed.
17624 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
17625 * passes.c (first_pass_instance): New variable.
17626 (next_pass_1): Set TODO_mark_first_instance.
17627 (execute_todo): Set first_pass_instance.
17629 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
17631 PR tree-optimization/24659
17632 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
17633 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
17634 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
17635 OTI_vec_pack_ufix_trunc.
17636 (vec_unpacks_float_hi_optab): Define new macro.
17637 (vec_unpacks_float_lo_optab): Ditto.
17638 (vec_unpacku_float_hi_optab): Ditto.
17639 (vec_unpacku_float_lo_optab): Ditto.
17640 (vec_pack_sfix_trunc_optab): Ditto.
17641 (vec_pack_ufix_trunc_optab): Ditto.
17642 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
17643 and vec_pack_[s|u]fix_trunc_optab using
17644 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
17645 * tree-vectorizer.c (supportable_widening_operation): Handle
17646 FLOAT_EXPR and CONVERT_EXPR. Update comment.
17647 (supportable_narrowing_operation): New function.
17648 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
17649 * tree-vect-transform.c (vectorizable_conversion): Handle
17650 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
17651 (vect_gen_widened_results_half): Move before vectorizable_conversion.
17652 (vectorizable_type_demotion): Call supportable_narrowing_operation()
17653 to check for target support.
17654 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
17655 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
17656 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
17657 for VEC_PACK_FIX_TRUNC_EXPR.
17658 (expand_binop): Special case mode of the result for
17659 vec_pack_[u|s]fix_trunc_optab.
17660 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
17661 vec_pack_[u|s]fix_trunc_optab.
17663 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
17664 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
17665 * tree-pretty-print.c (dump_generic_node): Handle
17666 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
17667 VEC_PACK_FIX_TRUNC_EXPR.
17669 * expr.c (expand_expr_real_1): Ditto.
17670 * tree-inline.c (estimate_num_insns_1): Ditto.
17671 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17673 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
17674 (vec_unpacks_float_lo_v8hi): Ditto.
17675 (vec_unpacku_float_hi_v8hi): Ditto.
17676 (vec_unpacku_float_lo_v8hi): Ditto.
17677 (vec_unpacks_float_hi_v4si): Ditto.
17678 (vec_unpacks_float_lo_v4si): Ditto.
17679 (vec_pack_sfix_trunc_v2df): Ditto.
17681 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
17683 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
17684 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
17685 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
17686 [vec_pack_ufix_trunc]: Ditto.
17687 [vec_unpacks_float_hi]: Ditto.
17688 [vec_unpacks_float_lo]: Ditto.
17689 [vec_unpacku_float_hi]: Ditto.
17690 [vec_unpacku_float_lo]: Ditto.
17692 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
17694 * soft-fp/README: Update for new files.
17695 * soft-fp/floattisf.c: New file.
17696 * soft-fp/floattidf.c: New file.
17697 * soft-fp/floattitf.c: New file.
17698 * soft-fp/floatuntisf.c: New file.
17699 * soft-fp/floatuntidf.c: New file.
17700 * soft-fp/floatuntitf.c: New file.
17701 * soft-fp/fixsfti.c: New file.
17702 * soft-fp/fixdfti.c: New file.
17703 * soft-fp/fixtfti.c: New file.
17704 * soft-fp/fixunssfti.c: New file.
17705 * soft-fp/fixunsdfti.c: New file.
17706 * soft-fp/fixunstfti.c: New file.
17707 * soft-fp/extendxftf.c: New file.
17708 * soft-fp/trunctfxf.c: New file.
17710 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
17711 (__trunctfxf2): Ditto.
17713 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
17714 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
17715 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
17716 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
17717 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
17718 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
17720 * config/i386/t-fprules-softfp64: New file.
17721 * config/i386/sfp-machine.h: New file.
17722 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
17723 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
17724 and soft-fp/t-softfp to tmake_file.
17725 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
17726 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
17728 * config/i386/t-linux64 (softfp_wrap_start): New.
17729 (softfp_wrap_end): New.
17730 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
17731 supported for TARGET_64BIT.
17733 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
17735 * c-common.c (c_common_signed_or_unsigned_type): Emulate
17736 c_common_unsigned_type behavior.
17738 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
17740 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
17743 2007-05-16 Eric Christopher <echristo@apple.com>
17745 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
17746 saving after stack push. Set sp_offset whenever we push.
17747 (rs6000_emit_epilogue): Move altivec register restore before
17750 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17752 * configure.ac: Allow sysroots to be relocated under $prefix as
17753 well as $exec_prefix.
17754 * configure: Regenerate.
17756 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17760 2007-05-12 Richard Sandiford <richard@codesourcery.com>
17762 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
17763 (gcc_tooldir): Likewise.
17764 * configure: Regenerate.
17765 * Makefile.in (libsubdir_to_prefix): New variable, based on the
17766 old configure.ac gcc_tooldir setting.
17767 (prefix_to_exec_prefix): New variable.
17768 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
17769 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
17771 2007-05-14 Janis Johnson <janis187@us.ibm.com>
17773 * c-typeck.c (build_binary_op): Return early for error.
17775 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
17777 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
17778 struct nb_iter_bound.
17779 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
17780 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
17781 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
17782 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
17783 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
17784 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
17785 (del_scev_info): Use ggc_free.
17786 (scev_initialize): Allocate scalar_evolution_info in gc memory.
17787 * loop-init.c: Include ggc.h.
17788 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
17789 (loop_optimizer_finalize): Use ggc_free.
17790 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
17791 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
17792 pass_iv_optimize): Add TODO_ggc_collect.
17793 * function.h (struct function): Remove skip marker from
17795 * cfgloop.c: Include ggc.h.
17796 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
17798 (establish_preds): Vector superloops is gc allocated.
17799 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
17801 (flow_loops_find): Vector larray is gc allocated.
17802 (loop_exit_free): Use ggc_free.
17803 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
17804 that head of exits list is now not a part of struct loop.
17805 (record_loop_exits): Allocate exits table in gc memory.
17806 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
17807 that head of exits list is now not a part of struct loop.
17808 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
17809 struct loop_exit): Add GTY marker.
17810 (struct loop): Add GTY marker. Make superloops vector gc allocated.
17811 Add skip marker to aux field. Make head of exits list a separate
17813 (struct loops): Add GTY marker. Make larray vector gc allocated.
17814 Add param marker to exits table.
17815 (get_loops): Type changed.
17816 * Makefile.in (tree-scalar-evolution.o): Add
17817 gt-tree-scalar-evolution.h dependency.
17818 (cfgloop.o, loop-init.o): Add ggc.h dependency.
17819 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
17820 * basic-block.h (struct basic_block_def): Remove skip marker from
17823 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
17825 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
17826 of 0 in the call to expand_expr().
17827 (expand_builtin_mathfn_3): Ditto.
17828 (expand_builtin_interclass_mathfn): Ditto.
17829 (expand_builtin_cexpi): Ditto.
17830 (expand_builtin_int_roundingfn): Ditto.
17831 (expand_builtin_int_roundingfn_2): Ditto.
17832 (expand_builtin_pow): Ditto.
17833 (expand_builtin_powi): Ditto.
17834 (expand_builtin_bswap): Ditto.
17835 (expand_builtin_unop): Ditto.
17836 (expand_builtin_fabs): Ditto.
17837 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
17838 the call to expand_expr().
17839 (expand_builtin_sync_operation): Ditto.
17840 (expand_builtin_compare_and_swap): Ditto.
17841 (expand_builtin_lock_test_and_set): Ditto.
17842 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
17843 instead of 0 in the call to expand_expr().
17844 (expand_builtin_extract_return_addr): Ditto.
17845 (expand_builtin_eh_return): Ditto.
17846 (expand_eh_return): Ditto.
17847 * explow.c (expr_size): Ditto.
17848 * expr.c (optimize_bitfield_assignment_op): Ditto.
17849 (expand_assignement): Ditto.
17850 (store_expr): Ditto.
17851 (store_field): Ditto.
17852 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
17853 the call to expand_expr().
17854 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
17855 in the call to expand_expr().
17856 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
17857 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
17858 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
17860 * optabs.c (expand_vec_shift_expr): Ditto.
17861 (expand_vec_cond_expr): Ditto.
17862 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
17863 call to expand_expr().
17864 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
17865 in the call to expand_expr().
17867 2007-05-14 Dave Korn <dave.korn@artimi.com>
17869 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
17871 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
17873 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
17874 instead of c_common_unsigned_type.
17875 (c_common_unsigned_type): Remove.
17876 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
17877 c_common_unsigned_type.
17878 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
17879 c_common_unsigned_type.
17880 * c-common.h (c_common_unsigned_type): Remove.
17881 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
17882 c_common_unsigned_type.
17883 * c-format.c (check_format_types): Use unsigned_type_for instead of
17884 c_common_unsigned_type.
17885 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
17886 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
17887 of c_common_unsigned_type.
17888 * convert.c (convert_to_integer): Use unsigned_type_for instead of
17889 lang_hooks.types.unsigned_type.
17890 * expmed.c (make_tree): Use unsigned_type_for instead of
17891 lang_hooks.types.unsigned_type.
17892 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
17893 lang_hooks.types.unsigned_type.
17894 (build_range_check): Likewise.
17895 (fold_unary): Likewise.
17896 (fold_binary): Likewise.
17897 (fold_ternary): Likewise.
17898 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
17899 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
17900 * tree.c (get_unsigned_type): New.
17901 (unsigned_type_for): Use get_unsigned_type instead of
17902 lang_hooks.types.unsigned_type.
17904 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
17906 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
17907 to m68k_get_function_kind. Update its prototype.
17908 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
17910 (m68k_interrupt_function_p): Return enum m68k_function_type
17911 instead of bool. Rename to m68k_get_function_kind.
17912 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
17913 target is not fido.
17914 (m68k_compute_frame_layout): Don't mark any register for save
17915 if an interrupt_thread attribute is specified.
17916 (m68k_hard_regno_rename_ok): Update a use of
17917 m68k_interrupt_function_p.
17918 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
17919 m68k_interrupt_function_p.
17920 (m68k_function_type): New.
17921 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
17922 for a function with an interrupt_thread attribute.
17923 * doc/extend.texi: Document the interrupt_thread attribute.
17925 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
17927 Fix PR tree-optimization/31911
17928 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
17929 if they didn't change the expression.
17931 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
17933 * tree-scalar-evolution.c (resolve_mixers): Exported.
17934 * tree-scalar-evolution.h (resolve_mixers): Declare.
17935 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
17936 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
17937 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
17938 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
17939 init_array_ref, init_pointer_ref, analyze_indirect_ref,
17940 strip_conversion, analyze_offset_expr, address_analysis,
17941 object_analysis, analyze_offset): Removed.
17942 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
17943 split_constant_offset, canonicalize_base_object_address,
17944 object_address_invariant_in_loop_p, disjoint_objects_p,
17945 dr_may_alias_p, dr_address_invariant_p): New functions.
17946 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
17947 and dr_analyze_alias.
17948 (initialize_data_dependence_relation): Use dr_may_alias_p
17949 and object_address_invariant_in_loop_p.
17950 (compute_self_dependence): Handle the case when
17951 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
17952 (find_data_references_in_stmt): Restrict the analysis of data
17953 references to the given loop nest.
17954 (find_data_references_in_loop): Made static. Pass loop nest to
17955 find_data_references_in_stmt.
17956 (compute_data_dependences_for_loop): Use DR_VOPS.
17957 (free_data_ref): Free DR_VOPS.
17958 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
17959 (struct innermost_loop_behavior): ... new.
17960 (struct base_object_info): Replaced by ...
17961 (struct indices): ... new.
17962 (struct dr_alias): New.
17963 (enum data_ref_type): Removed.
17964 (struct data_reference): Consist of struct innermost_loop_behavior,
17965 struct indices and struct dr_alias.
17966 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
17967 (DR_MEMTAG): Renamed to ...
17968 (DR_SYMBOL_TAG): ... this.
17969 (find_data_references_in_loop): Declaration removed.
17970 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
17971 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
17972 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
17973 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
17975 2007-05-13 Revital Eres <eres@il.ibm.com>
17977 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
17978 which walks virtual def-use chains to find redundant stores.
17979 (dse_optimize_stmt): Call it.
17981 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
17983 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
17984 * passes.c (init_optimization_passes): Move pass_jump_bypass
17987 * basic-block.h (bb_has_eh_pred): Fix style issue.
17989 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
17991 PR rtl-optimization/31848
17992 * loop-invariant.c (move_invariant_reg): If we move an insn
17993 with a REG_EQUAL note, and that insn is not always executed,
17994 remove the REG_EQUAL note.
17996 2007-05-12 Richard Guenther <rguenther@suse.de>
17998 PR tree-optimization/31797
17999 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
18000 propagate into a stmt that has volatile ops.
18002 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18004 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18005 (gcc_tooldir): Likewise.
18006 * configure: Regenerate.
18007 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18008 old configure.ac gcc_tooldir setting.
18009 (prefix_to_exec_prefix): New variable.
18010 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18011 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18013 2007-05-11 Silvius Rus <rus@google.com>
18015 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
18016 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
18017 * c-common.h (strict_aliasing_warning): Change return type.
18018 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
18019 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
18020 (build_c_cast): Condition call to strict_aliasing_warning.
18021 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
18022 * flags.h (set_Wstrict_aliasing): Declare.
18023 * opts.c (set_Wstrict_alising): Define, add call to.
18024 * tree-flow.h (strict_aliasing_warning_backend): Declare.
18025 * tree-ssa-alias-warnings.c: New file.
18026 * tree-ssa-alias.c (compute_may_aliases): Add call to
18027 strict_aliasing_warning_backend.
18029 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
18031 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18032 Use loop_depth and loop_outer accessor functions.
18033 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
18034 determine_invariantness_stmt, move_computations_stmt): Ditto.
18035 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
18036 add_loop, loopify, unloop, fix_loop_structure): Ditto.
18037 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
18038 * tree-scalar-evolution.c (interpret_loop_phi,
18039 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
18040 instantiate_parameters_1, scev_const_prop): Ditto.
18041 * cfghooks.c (make_forwarder_block): Ditto.
18042 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
18043 * modulo-sched.c (loop_canon_p): Ditto.
18044 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
18045 slpeel_can_duplicate_loop_p): Ditto.
18046 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
18047 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18048 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
18049 cancel_loop, verify_loop_structure): Ditto.
18050 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
18051 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
18052 superloops vector instead of "pred" array.
18053 (establish_preds): Take father loop as an argument. Initialize the
18055 (flow_loop_tree_node_add): Pass father loop to establish_preds.
18056 Do not initialize loop->outer.
18057 (flow_loop_tree_node_remove): Truncate the superloops vector.
18058 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
18059 "pred" merged to "superloops" vector.
18060 (loop_depth, loop_outer): New.
18061 (fel_init): Use loop_outer.
18063 2007-05-11 Jan Hubicka <jh@suse.cz>
18065 * cgraphunit.c: Include gt-cgraphunit.h
18066 (static_ctors, static_dtors): New static vars.
18067 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
18068 based on implementation in c-common.c
18069 (cgraph_finalize_function): Call record_cdtor_fn.
18070 (cgraph_optimize): Call cgraph_build_cdtor_fns.
18071 * decl.c (finish_function): Do not call c_record_cdtor_fn.
18072 (c_write_global_declarations): Do not call c_build_cdtor_fns.
18073 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
18074 build_cdtor, c_build_cdtor_fns): Remove.
18075 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
18076 c_build_cdtor_fns): Remove prototype.
18078 2007-05-11 Paolo Carlini <pcarlini@suse.de>
18081 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
18082 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
18083 * builtins.c (fold_builtin_memchr): New.
18084 (expand_builtin_memchr): Call the latter.
18085 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
18086 * doc/extend.texi ([Other built-in functions provided by GCC]):
18089 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
18091 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
18092 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
18093 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
18094 PFPO_OP1_TYPE_SHIFT): Constants added.
18095 (DFP_ALL): Mode macro defined.
18096 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
18097 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
18098 Insn definitions added.
18099 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
18100 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
18103 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
18105 PR tree-optimization/31885
18106 * tree-chrec.c (chrec_contains_undetermined): Do not consider
18107 NULL_TREE to be undetermined.
18108 (automatically_generated_chrec_p): Return false for NULL.
18110 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18112 * config/bfin/bfin.h (MOVE_RATIO): Define.
18114 2007-05-10 Richard Sandiford <richard@codesourcery.com>
18116 * config.gcc (sparc-wrs-vxworks): New target.
18117 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
18118 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
18119 * config/sparc/sparc.h: Include vxworks-dummy.h.
18120 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
18121 include LABEL_REFs too.
18122 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
18123 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
18125 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
18127 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
18128 (sparc_emit_call_insn): New function.
18129 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
18130 functions when generating VxWorks PIC.
18131 * config/sparc/sparc.md (vxworks_load_got): New pattern.
18132 (call, call_value): Use sparc_emit_call_insn instead of
18135 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18137 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
18139 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18141 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
18142 for floating-point values if HOST_BITS_PER_LONG > 32. Use
18143 split_double instead of operand_subword.
18145 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18147 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
18148 * config/bfin/bfin.c (bfin_local_alignment): New function.
18149 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
18151 2007-05-08 Chao-ying Fu <fu@mips.com>
18153 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
18154 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
18155 (smsub_widen_optab, umsub_widen_optab): Define.
18156 * optabs.c (init_optabs): Initialize smsub_widen_optab and
18158 * genopinit.c (optabs): Fill in smsub_widen_optab and
18160 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
18161 and umsub_widen_optab to implement multiply-subtract sequences.
18162 * config/mips/mips.md (*msac<u>_di): Rename to...
18163 (<u>msubsidi4): ...this. Extend condition to include
18164 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
18165 of operand 0 to "ka" and use the three-operand form of msub<u>
18167 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
18170 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18172 PR rtl-optimization/28011
18173 * reload.c (push_reload): Set dont_share if IN appears in OUT
18174 also when IN is a PLUS rtx.
18175 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
18178 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
18180 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
18181 call unshare_all_decls.
18182 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
18183 (unshare_all_decls): Remove.
18185 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
18188 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
18191 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
18192 Nigel Stephens <nigel@mips.com>
18194 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
18195 Update comments and all uses.
18196 (MIN_FPRS_PER_FMT): Define.
18197 * config/mips/mips.c (function_arg): Fix to correctly handle
18198 the -mips32r2 -mfp64 -mabi=32 case.
18199 (override_options): Enable use of odd-numbered registers for
18200 SFmode values on MIPS32.
18201 (mips_save_reg_p): Save whole floating-point register pair if
18202 either half is used.
18203 (compute_frame_size): Fix comment.
18205 2007-05-08 Jie Zhang <jie.zhang@analog.com>
18207 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
18208 argument of type bool.
18209 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
18210 argument. Safely select temporary P register according to it.
18211 (do_link): Change call site of add_to_reg accordingly.
18212 (do_unlink): Add epilogue_p as a fourth argument and pass it
18214 (expand_interrupt_handler_epilogue): Change call of do_unlink
18216 (bfin_expand_prologue): Add a third argument sibcall_p.
18217 * config/bfin/bfin.md (epilogue): Change call of
18218 bfin_expand_epilogue accordingly.
18219 (sibcall_epilogue): Likewise.
18220 (eh_return_internal): Likewise.
18222 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
18223 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
18224 * config/bfin/bfin.c (bfin_handle_option): Handle
18225 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
18226 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
18227 Support bf534, bf536 and bf561.
18228 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
18230 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
18233 * config/i386/i386.c (ix86_function_regparm): Process local
18234 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
18236 2007-05-07 Mike Stump <mrs@apple.com>
18238 * doc/invoke.texi (Warning Options): Document that -Wempty-body
18239 also checks for and while statements in C++.
18241 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
18243 * gcc.c (at_file_supplied): New variable.
18244 (main): Set it if we expanded argv.
18245 (do_spec_1): Pass an @-file to the linker if we were called with
18246 an @-file argument and HAVE_GNU_LD.
18247 * collect2.c (at_file_supplied): New variable.
18248 (response_file): New variable.
18249 (collect_exit): Unlink response_file if necessary.
18250 (handler): Likewise.
18251 (do_wait): Likewise.
18252 (main): Set at_file_supplied if we expanded argv.
18253 (collect_execute): Pass an @-file to subprocesses if we were called
18254 with an @-file argument.
18255 * configure.ac: Add define for HAVE_GNU_LD.
18256 * configure: Regenerate.
18257 * config.in: Regenerate.
18259 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
18261 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
18262 operand to HI mode.
18267 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
18269 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18270 (TARGET_ENCODE_SECTION_INFO): Re-define.
18271 (m32c_encode_section_info): New
18272 (function_vector_handler): New
18273 (current_function_special_page_vector): New
18274 (m32c_special_page_vector_p): New.
18275 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
18277 * config/m32c/jump.md: Added instruction JSRS for functions
18278 with attribute "function_vector".
18279 * doc/extend.texi (function_vector): Added description
18280 for M16C, M32C targets.
18282 2007-05-07 DJ Delorie <dj@redhat.com>
18285 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
18286 ashrpsi3, lshrpsi3): Update shift count constraint.
18288 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
18289 Nathan Froyd <froydnj@codesourcery.com>
18292 * c-incpath.c (add_path): Strip trailing path separators.
18294 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
18296 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
18297 Free dominance info before purging EH edges.
18298 (eliminate_degenerate_phis): Likewise.
18299 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
18301 2007-05-07 Jan Hubicka <jh@suse.cz>
18303 * gimplify.c (gimplify_expr): Do not crash when folding
18304 (void *)(int)&a + 4.
18306 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18309 * c-opts.c (lang_fortran): Make it non static.
18310 * c-common.h (lang_fortran): New prototype.
18311 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
18312 -lang-fortran option was passed by the driver.
18314 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
18316 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
18317 of ASSERT_CHECKING. Tweak message.
18319 2007-05-06 Revital Eres <eres@il.ibm.com>
18322 * loop-unroll.c (insert_var_expansion_initialization):
18323 Initialize the expansions with -zero instead of +zero.
18325 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
18327 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
18328 into pic and non-pic versions. Mark r19 as used for
18329 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
18330 for tgd_load, tld_load and tie_load .
18331 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
18332 version of tgd_load, tld_load and tie_load depending on the
18335 2007-05-04 Ulrich Drepper <drepper@redhat.com>
18336 Jakub Jelinek <jakub@redhat.com>
18338 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
18339 (__do_global_dtors_aux): Use more paranoid loop to run
18340 destructors if HIDDEN_DTOR_LIST_END.
18341 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
18343 2007-05-04 Jakub Jelinek <jakub@redhat.com>
18345 * varasm.c (align_variable): Don't increase alignment for
18346 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
18347 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
18349 2007-05-04 Josh Conner <jconner@apple.com>
18351 * basic-block.h (cdi_direction): Assign values to all enumeration
18353 (dom_computed): Remove.
18354 (dom_info_state): New.
18355 (set_dom_info_availability): New.
18356 * tree-ssa-loop-im.c (determine_invariantness): Initialize
18357 walk_data.dom_direction.
18358 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
18359 instead of dom_computed[].
18360 (split_edge): Likewise.
18361 (create_basic_block): Likewise.
18362 (merge_blocks): Likewise.
18363 * ifcvt.c (find_if_header): Likewise.
18364 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
18365 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
18366 * tree-ssa.c (verify_ssa): Likewise.
18367 * tree-cfg.c (tree_verify_flow_info): Likewise.
18368 (remove_edge_and_dominated_blocks): Likewise.
18369 * dominance.c (dom_computed): Make static.
18370 (calc_dfs_tree_nonrec): Change third param to a bool.
18371 (calc_dfs_tree): Change second param to a bool.
18372 (calc_idioms): Change second param to a bool. Use
18373 dom_convert_dir_to_idx.
18374 (init_dom_info): Validate dir before using.
18375 (dom_convert_dir_to_idx): New.
18376 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
18377 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
18378 (free_dominance_info): Use dom_convert_dir_to_idx.
18379 (get_immediate_dominator): Likewise.
18380 (set_immediate_dominator): Likewise.
18381 (get_dominated_by): Likewise.
18382 (redirect_immediate_dominators): Likewise.
18383 (nearest_common_denominator): Likewise.
18384 (dominated_by_p): Likewise.
18385 (bb_dom_dfs_in): Likewise.
18386 (bb_dom_dfs_out): Likewise.
18387 (recount_dominator): Likewise.
18388 (iterate_fix_dominators): Likewise.
18389 (add_to_dominance_info): Likewise.
18390 (delete_from_dominance_info): Likewise.
18391 (first_dom_son): Likewise.
18392 (next_dom_son): Likewise.
18393 (dom_info_available_p): Likewise.
18394 (dom_info_state): New.
18395 (set_dom_info_availability): New.
18397 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18399 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
18401 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
18403 2007-05-04 Bob Wilson <bob.wilson@acm.org>
18405 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
18406 (subdi3, subdi_carry): Delete.
18408 2007-05-04 Jan Hubicka <jh@suse.cz>
18409 Richard Guenther <rguenther@suse.de>
18411 * opts.c (decode_options): Do not fiddle with inlining
18412 parameters in case of optimizing for size.
18413 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
18414 for size do nothing.
18415 (cgraph_decide_inlining_of_small_function): When optimizing for
18416 size never inline functions increasing caller size.
18417 (cgraph_early_inlining): Inline for size when optimizing for size.
18419 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
18421 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
18422 logical operations piecewise.
18423 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
18424 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
18425 subdi_sesidi_di): Delete.
18426 (add_with_carry): Produce carry in CC instead of a DREG to shorten
18427 the generated sequence. Allow three-reg add in constraints. Rewrite
18428 the rtl expression for carry to avoid zero_extend of a constant.
18429 (sub_with_carry): New pattern.
18430 (adddi3, subdi3): Change into define_expand. For subtract, generate a
18431 different sequence not involving jumps.
18432 (notbi): Now a named pattern.
18434 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
18436 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
18437 Add the note about a significant loss of accuracy of some
18438 mathematical routines when these options are used.
18440 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18442 * haifa-sched.c (rtx_vec_t): New typedef.
18443 (contributes_to_priority_p): Extract piece of priority () into new
18445 (priority): Use the function. Add assertion.
18446 (rank_for_schedule, set_priorities): Add assertion to check that
18447 insn's priority is initialized.
18448 (clear_priorities, calc_priorities): Change signature. Make it update
18449 all relevant insns. Update all callers ('add_to_speculative_block ()'
18450 and 'create_block_check_twin ()').
18451 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
18452 Add new field 'priority_status'.
18453 (INSN_PRIORITY_STATUS): New macro.
18454 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
18456 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18458 * sched-ebb.c (debug_ebb_dependencies): New static function.
18459 (init_ready_list): Use it.
18461 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
18462 with changed signature and 'debug_rgn_dependencies ()'.
18463 (debug_rgn_dependencies): New static function.
18464 (init_ready_list): Use it.
18466 * sched-int.h (debug_dependencies): Declare.
18468 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18470 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
18472 2007-05-04 Dirk Mueller <dmueller@suse.de>
18474 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
18476 2007-05-03 Jan Hubicka <jh@suse.cz>
18478 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
18479 ((T1)X op (T1)Y), for pointer type in more cases than before.
18481 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
18483 * tree-object-size.c (plus_expr_object_size): When operand size is
18484 unknown, return unknown.
18486 2007-05-03 Dirk Mueller <dmueller@suse.de>
18488 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
18490 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
18493 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
18495 2007-05-03 Janis Johnson <janis187@us.ibm.com>
18497 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
18499 2007-05-03 Joseph Myers <joseph@codesourcery.com>
18501 * config/soft-fp/double.h, config/soft-fp/extended.h,
18502 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
18503 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
18504 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
18505 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
18508 2007-05-03 Ian Lance Taylor <iant@google.com>
18510 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
18511 MASK_PPC_GFXOPT for 8540 or 8548.
18513 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
18515 * tree-vect-transform.c (vect_update_inits_of_drs): Use
18516 vect_print_dump_info() to output debug information.
18518 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
18521 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
18522 operands of size 2 when operand is not MEM_P.
18524 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
18526 PR tree-optimization/30565
18527 * lambda-code.c (perfect_nestify): Fix updating of dominators.
18529 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
18531 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
18532 (umulsi3_highpart): Use them.
18533 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
18534 for final accumulator to D regisster tranfser.
18536 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
18538 PR tree-optimization/31699
18539 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
18541 (vect_enhance_data_refs_alignment): Compute peel amount using
18542 TYPE_VECTOR_SUBPARTS instead of vf.
18543 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
18545 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
18548 * system.h: Remove inclusion of double-int.h
18549 * tree.h: Include double-int.h
18550 * gengtype.c: Likewise
18551 * cfgloop.h: Likewise
18552 * Makefile.in: Adjust dependencies on double-int.h
18554 2007-05-02 Eric Christopher <echristo@apple.com>
18556 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
18557 -shared to -Zdynamiclib.
18559 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
18562 * c-common.c (strip_pointer_or_array_types): New function.
18563 * c-common.h (strip_pointer_or_array_types): New function declaration.
18565 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
18567 PR tree-optimization/31771
18568 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
18570 2007-05-02 Paul Brook <paul@codesourcery.com>
18572 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
18574 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
18576 PR middle-end/29715
18577 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
18580 2007-05-02 Nick Clifton <nickc@redhat.com>
18582 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
18584 2007-05-02 Richard Guenther <rguenther@suse.de>
18586 PR tree-optimization/31146
18587 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
18588 argument, single_use_p. If we have a single use that is
18589 a conversion to the definition rhs type, propagate that rhs.
18590 (forward_propagate_addr_expr): Pass single_use_p argument
18591 to forward_propagate_addr_expr_1.
18593 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
18595 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
18598 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18600 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
18601 'AMD Family 10 core'.
18603 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18605 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
18606 and athlon64-sse3 as improved versions of k8, opteron and athlon64
18607 with SSE3 instruction set support.
18608 * doc/invoke.texi: Likewise.
18610 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18612 * config/i386/i386.c (override_options): Tuning 32-byte loop
18613 alignment for amdfam10 architecture. Increasing the max loop
18614 alignment to 24 bytes.
18616 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
18618 * config/m68k/constraints.md: New.
18619 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
18620 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
18621 EXTRA_CONSTRAINT): Remove.
18622 * config/m68k/m68k.md: Include constraints.md.
18623 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
18625 2007-05-01 Ian Lance Taylor <iant@google.com>
18627 PR tree-optimization/31739
18628 * tree-vrp.c (vrp_val_is_max): New static function.
18629 (vrp_val_is_min): New static function.
18630 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
18632 (set_value_range): Use vrp_val_is_{max,min}.
18633 (extract_range_from_assert): Likewise.
18634 (extract_range_from_binary_expr): Likewise.
18635 (extract_range_from_unary_expr): Likewise.
18636 (dump_value_range, vrp_meet): Likewise.
18637 (vrp_visit_phi_node): Likewise.
18638 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
18640 2007-05-01 Mark Mitchell <mark@codesourcery.com>
18642 * config/i386/gmon-sol2.c (size_t): New type.
18643 (intptr_t): Likewise.
18644 (s_textsize): Declare as size_t.
18646 (monstartup): Use size_t for sizes.
18647 (_mcount): Save and restore registers.
18648 (internal_mcount): Pass 0 as the first argument to monstartup
18650 (moncontrol): Convert pointer to appropriately sized integer
18651 before passing to profil.
18653 2007-05-01 Joseph Myers <joseph@codesourcery.com>
18655 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
18656 __NO_FPRS__, not just if _SOFT_DOUBLE.
18657 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
18658 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
18659 also for E500 double.
18660 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
18661 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
18664 2007-05-01 Richard Guenther <rguenther@suse.de>
18666 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
18669 2007-05-01 Joseph Myers <joseph@codesourcery.com>
18671 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
18673 2007-05-01 Jan Hubicka <jh@suse.cz>
18675 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
18678 2007-05-01 Jan Hubicka <jh@suse.cz>
18680 * tree.h (maybe_fold_offset_to_component_ref): Remove.
18681 (maybe_fold_offset_to_reference): Declare.
18682 * fold-const.c (fold_unary): Do not fold
18683 (type *)&A into &A->field_of_type_and_offset_0
18684 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
18685 size is unknown, give up.
18686 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
18688 (maybe_fold_offset_to_reference): New.
18689 (maybe_fold_stmt_indirect): Use it.
18690 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
18691 * gimplify.c (gimplify_conversion): Canonicalize conversions to
18693 (gimplify_expr): Likewise for plus_expr.
18695 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
18697 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
18698 bsi_after_labels. Always insert statements before bsi.
18699 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
18700 * predict.c (apply_return_prediction): Check for empty blocks.
18701 * cfgexpand.c (lab_rtx_for_bb): New variable.
18702 (label_rtx_for_bb): Do not create new tree labels.
18703 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
18704 (tree_expand_cfg): Initialize lab_rtx_for_bb.
18705 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
18707 (label_for_bb): Add field used.
18708 (update_eh_label, main_block_label): Mark the label used.
18709 (cleanup_dead_labels): Remove unused labels.
18711 2007-05-01 Richard Guenther <rguenther@suse.de>
18713 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
18714 if it is not about to be set.
18715 (get_value_range): Do not pre-allocate equiv bitmap.
18716 (update_value_range): No need to clear equiv field.
18717 (add_equivalence): Change prototype to get bitmap pointer.
18718 Allocate bitmap here if it is not already.
18719 (extract_range_from_assert): Do not allocate bitmap here.
18720 Update callers to add_equivalence.
18721 (extract_range_from_ssa_name): Likewise.
18722 (get_vr_for_comparison): New static helper.
18723 (compare_name_with_value): Handle NULL equiv bitmap by
18724 peeling the first iteration of the comparison loop.
18725 Use get_vr_for_comparison.
18726 (compare_names): Handle NULL equiv bitmaps by using fake
18727 ones. Use get_vr_for_comparison.
18729 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
18731 * double-int.c (mpz_set_double_int): Moved from
18732 tree-ssa-loop-niter.c.
18733 (mpz_get_double_int): Likewise; also, add option to wrap
18734 out-of-range integers.
18735 * double-int.h: New prototypes for above.
18736 * tree.c (get_static_type_bounds): Moved from
18737 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
18738 TYPE_MAX_VALUE if they exist..
18739 * tree.h: New prototype for above.
18740 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
18741 get_type_bounds calls.
18742 (mpz_set_double_int): Move to double-int.c.
18743 (get_type_bounds): Move to tree.c, rename to
18744 get_static_type_bounds.
18745 (mpz_to_double_int): Move to double-int.c, rename to
18746 mpz_get_double_int.
18748 2007-04-30 Bob Wilson <bob.wilson@acm.org>
18750 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
18751 DIV0 exception can fall through to a normal return.
18753 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
18755 PR middle-end/22156
18756 Temporarily revert:
18757 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18758 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18759 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18760 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18761 initialize align to silence bogus warning.
18762 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18763 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18765 (struct sra_walk_fns): Remove use_all parameter from use.
18766 (sra_hash_tree): Handle BIT_FIELD_REFs.
18767 (sra_elt_hash): Don't hash bitfld blocks.
18768 (sra_elt_eq): Skip them in parent compares as well. Handle
18770 (sra_walk_expr): Don't maintain or pass down use_all_p.
18771 (scan_use): Remove use_all parameter.
18772 (scalarize_use): Likewise. Re-expand assignment to
18773 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18774 output, and re-scalarize after output. Don't mark anything
18776 (scalarize_ldst): Adjust.
18777 (scalarize_walk_gimple_modify_statement): Likewise.
18778 (build_element_name_1): Handle BIT_FIELD_REFs.
18779 (instantiate_element): Don't warn for any element whose parent
18780 is used as a whole.
18781 (instantiate_missing_elements_1): Return the sra_elt.
18782 (canon_type_for_field): New.
18783 (try_instantiate_multiple_fields): New.
18784 (instantiate_missing_elemnts): Use them.
18785 (mark_no_warning): Removed.
18786 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18787 (REPLDUP, sra_build_elt_assignment): New.
18788 (generate_copy_inout): Use them.
18789 (generate_element_copy): Likewise. Handle bitfld differences.
18790 (generate_element_zero): Don't recurse for blocks. Use
18791 sra_build_elt_assignment.
18792 (generate_one_element_int): Take elt instead of var. Use
18793 sra_build_elt_assignment.
18794 (generate_element_init_1): Adjust.
18795 (scalarize_use, scalarize_copy): Use REPLDUP.
18796 (scalarize_ldst): Move assert before dereference.
18797 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18799 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
18802 * tree.c (reconstruct_complex_type): Reconstruct a reference
18804 Also use the same mode for the pointer as the old pointer type.
18806 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18808 * doc/trouble.texi (Interoperation): Remove note about Ultrix
18811 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
18813 PR rtl-optimization/31676
18814 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
18815 (df_refs_record): Call it.
18817 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18819 * rtl.def (SS_ABS): New code.
18820 * config/bfin/bfin.c (print_operand): New modifier 'v'.
18821 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
18822 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
18823 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
18824 (bfin_init_builtins): Define them.
18825 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
18826 (bfin_expand_builtin): ... and handle the others here.
18827 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
18828 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
18829 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
18830 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
18831 operand is only HImode.
18833 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
18835 * regclass.c (scan_one_insn): Remove splitting of
18838 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
18839 Nigel Stephens <nigel@mips.com>
18841 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
18843 2007-04-28 Jan Hubicka <jh@suse.cz>
18845 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
18846 insn_locators_alloc instead of insn_locators_initialize;
18847 call reset_block_changes.
18848 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18849 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
18850 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
18851 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
18852 * config/score/score.c (th_output_mi_thunk): Likewise.
18853 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
18854 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
18855 tolerate uninitialized locator info.
18858 * function.c (init_function_start): Don't init line number info.
18859 (expand_function_end): Update.
18860 (reset_block_changes, record_block_change, finalize_block_changes,
18861 check_block_change, free_block_changes): Kill.
18862 * function.h (reset_block_changes, record_block_change,
18863 finalize_block_changes, check_block_change, free_block_changes):
18865 (struct function): Remove ib_boundaries_block.
18866 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18867 Use curr_insn_locator to initialize locator.
18868 (emit_line_note): Remove.
18869 * cfgexpand.c (expand_gimple_cond_expr): Update.
18870 (construct_exit_block): Likewise.
18871 (tree_expand_cfg): Initialize/finalize locators.
18872 * expr.c (expand_expr_real): Update.
18873 * cfglayout.c (line_locators_locs, line_locators_lines,
18874 file_locators_locs, file_locators_files): Remove.
18875 (set_block_levels): Move to cfgexpand.c.
18876 (insn_locators_initialize): Remove.
18877 (pass_insn_locators_initialize): Remove.
18878 (locations_locators_locs, locations_locators_vals): New static vars.
18879 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18881 (insn_locators_alloc, insn_locators_finalize,
18882 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18884 (locator_location): New.
18885 (locator_line, locator_file): Rewrite.
18886 * rtl.h (emit_line_note): Kill.
18887 (insn_locators_alloc, insn_locators_finalize,
18888 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18890 * tree-inline.c (initialize_cfun): Do not initialize
18891 ib_boundaries_block.
18892 * passes.c (pass_insn_locators_initialize): Remove.
18894 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
18896 * tree-cfg.c (move_block_to_fn): Release bb from dominance
18897 info. Update last_basic_block correctly.
18899 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
18902 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
18903 register itself to hold the offset constant. Tell flow the use
18904 of r4 and r5 when they are used.
18906 2007-04-27 Richard Guenther <rguenther@suse.de>
18908 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
18909 if we simplified anything.
18910 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
18911 warnings until we did a simplification and the stmt was not
18912 marked as TREE_NO_WARNING.
18914 2007-04-27 Mike Stump <mrs@apple.com>
18916 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
18918 2007-04-27 Ian Lance Taylor <iant@google.com>
18920 PR middle-end/31710
18921 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
18922 TYPE_MAX_VALUE exist, convert them to the new type.
18924 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
18926 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
18927 if it claims to be available.
18928 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
18929 edge is redirected.
18930 (perform_tree_ssa_dce): Always free postdominators.
18932 2007-04-27 Richard Henderson <rth@redhat.com>
18934 * config/alpha/predicates.md (aligned_memory_operand): Mark
18935 as define_special_predicate.
18936 (unaligned_memory_operand, normal_memory_operand): Likewise.
18937 (reg_or_unaligned_mem_operand): Remove.
18938 (any_memory_operand): Match the documentation and check for
18939 non-renumbered pseudos during reload.
18940 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
18941 alpha_secondary_reload_class, update to new interface, make static.
18942 Handle CQImode like HImode. Remove FP subreg check.
18943 (alpha_expand_mov): Use replace_equiv_address.
18944 (alpha_expand_mov_nobwx): Use any_memory_operand.
18945 (TARGET_SECONDARY_RELOAD): New.
18946 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
18947 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18948 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
18949 * config/alpha/alpha.md: ... here.
18950 (RELOAD12, reloadmode): New.
18952 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
18953 Don't handle the aligned case here.
18954 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
18955 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
18956 reload_inhi_help. Don't expect a scratch register.
18957 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
18959 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
18961 2007-04-27 Richard Guenther <rguenther@suse.de>
18963 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
18965 2007-04-27 Richard Guenther <rguenther@suse.de>
18967 PR tree-optimization/30965
18968 PR tree-optimization/30978
18969 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
18970 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
18971 (find_equivalent_equality_comparison): Likewise.
18972 (simplify_cond): Likewise.
18973 (get_prop_source_stmt): New helper.
18974 (get_prop_dest_stmt): Likewise.
18975 (can_propagate_from): Likewise.
18976 (remove_prop_source_from_use): Likewise.
18977 (combine_cond_expr_cond): Likewise.
18978 (forward_propagate_comparison): New function.
18979 (forward_propagate_into_cond): Rewrite to use fold for
18981 (tree_ssa_forward_propagate_single_use_vars): Call
18982 forward_propagate_comparison to propagate comparisons.
18984 2007-04-27 Richard Guenther <rguenther@suse.de>
18986 PR tree-optimization/31715
18987 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
18988 sure to do computation on the offset in an appropriate
18991 2007-04-27 Richard Sandiford <richard@codesourcery.com>
18993 * reload.h (elimination_target_reg_p): Declare.
18994 * reload.c (find_reloads): Don't apply the reg_rtx move
18995 optimization if the SET_DEST satisfies elimination_target_reg_p.
18996 * reload1.c (elimination_target_reg_p): New function.
18997 (gen_reload): In the move/add2 fallback, make sure that op0
18998 does not overlap the destination register.
19000 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19002 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
19003 transform only GIMPLE_MODIFY_STMTs.
19004 * tree-complex.c (expand_complex_operations_1): Ditto.
19005 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
19006 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
19007 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
19009 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19010 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
19011 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
19012 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
19013 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
19014 slpeel_add_loop_guard): Ditto.
19015 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
19016 * lambda-code.c (perfect_nestify): Ditto.
19017 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
19018 before the first statement.
19019 * tree-optimize.c (execute_free_datastructures): Fix comments.
19020 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
19021 * tree-flow.h (disband_implicit_edges): Declaration removed.
19022 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
19024 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
19025 COND_EXPRs without gotos.
19026 (disband_implicit_edges, has_label_p): Removed.
19027 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
19028 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
19030 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
19032 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
19033 also for COND_EXPRs.
19034 * cfgexpand.c (label_rtx_for_bb): New function.
19035 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
19036 Use label_rtx_for_bb to find the labels.
19037 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
19038 last block. Detect fallthru edges.
19040 2007-04-26 Ian Lance Taylor <iant@google.com>
19043 * reload.c (find_reloads_subreg_address): If the address was valid
19044 in the original mode but not in the new mode, reload the whole
19047 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19049 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
19050 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
19051 (cleanup_control_expr_graph): Do not invalidate dominance info.
19052 Record altered blocks.
19053 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
19054 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
19055 cleanup_tree_cfg_bb): New functions.
19056 (remove_forwarder_block): Do not maintain the worklist of blocks.
19057 Record altered blocks.
19058 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
19059 not over whole cfg.
19060 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
19061 delete_unreachable_blocks if dominators are not available.
19062 * tree-inline.c (optimize_inline_calls): Free dominance information
19064 * tree-flow.h (remove_edge_and_dominated_blocks,
19065 cfgcleanup_altered_bbs): Altered.
19066 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
19068 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
19070 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
19071 do not invalidate dominators.
19073 2007-04-26 Anatoly Sokolov <aesok@post.ru>
19075 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
19076 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
19077 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19078 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19080 2007-04-26 Steve Ellcey <sje@cup.hp.com>
19082 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
19084 2007-04-26 Richard Guenther <rguenther@suse.de>
19086 PR tree-optimization/31703
19087 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
19088 the right type for the target of the bittest.
19090 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19092 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
19093 ix86_sol10_return_in_memory.
19095 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19097 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
19100 2007-04-26 Jakub Jelinek <jakub@redhat.com>
19103 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
19105 PR tree-optimization/30558
19106 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
19107 clear this_state.prev_try.
19109 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19110 Mark Mitchell <mark@codesourcery.com>
19112 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
19113 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
19114 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
19116 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19119 * doc/invoke.texi (%:print-asm-header): Document.
19120 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
19122 (static_spec_functions): Add print-asm-header.
19123 (main): Print a banner before the --target-help linker options.
19124 (print_asm_header_spec_function): New function.
19126 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
19129 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
19130 (movsf_ie): Likewise.
19132 2007-04-25 Paolo Carlini <pcarlini@suse.de>
19134 * doc/extend.texi ([Type Traits]): Adjust per N2255.
19136 2007-04-25 Bob Wilson <bob.wilson@acm.org>
19138 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
19139 exception for divide-by-zero.
19140 (__umodsi3, __modsi3): Likewise.
19142 2007-04-25 Dirk Mueller <dmueller@suse.de>
19144 * c-typeck.c (build_compound_expr): Annotate warning()
19145 call with OPT_Wunused_value.
19146 * tree-ssa.c (warn_uninit): Annotate warning with
19148 * c-common.c (handle_sentinel_attribute): Annotate warning
19149 call with OPT_Wattributes.
19151 2007-04-25 Thiemo Seufer <ths@mips.com>
19153 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
19154 (mips16): Fix typo.
19155 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
19156 on to the assembler. Improve handling of -mno-mips16. Add handling
19157 of -mno-mips3d, -mno-dsp, -mno-dspr2.
19158 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
19159 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
19160 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
19162 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
19165 * config/i386/winnt.c (i386_pe_file_end): Strip only
19166 USER_LABEL_PREFIX when writing export name.
19168 2007-04-25 Richard Sandiford <richard@codesourcery.com>
19170 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
19171 sh/elf.h, vx-common.h and vxworks.h.
19172 * config/sh/sh.h: Include config/vxworks-dummy.h.
19173 (SUBTARGET_OVERRIDE_OPTIONS): Define.
19174 (OVERRIDE_OPTIONS): Use it.
19175 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
19176 (vxworks_picreg): New pattern.
19177 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
19178 VXWORKS_OS_CPP_BUILTINS.
19179 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
19180 to their VXWORKS_* equivalents.
19181 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
19182 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
19183 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
19184 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
19185 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
19186 -mrtp/-fPIC multilibs.
19187 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
19188 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
19189 (MULTILIB_OSDIRNAMES): Delete.
19191 2007-04-25 Anatoly Sokolov <aesok@post.ru>
19194 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
19196 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
19198 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
19199 rounding mode to be specified by the caller.
19200 (real_to_mpfr) Likewise.
19201 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
19202 include new arguments.
19203 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
19205 2007-04-24 Ian Lance Taylor <iant@google.com>
19207 PR tree-optimization/31605
19208 * tree-vrp.c (set_value_range): Check that min and max are not
19209 both overflow infinities.
19210 (set_value_range_to_value): New static function.
19211 (extract_range_from_binary_expr): Call set_value_range_to_value.
19212 (extract_range_from_cond_expr): Likewise.
19213 (extract_range_from_expr): Likewise.
19214 (extract_range_from_unary_expr): Likewise. Don't create a range
19215 which overflows on both sides.
19216 (vrp_meet): Check for a useless range.
19217 (vrp_visit_phi_node): If we see a constant which looks like an
19218 overflow infinity, turn off the TREE_OVERFLOW flag.
19220 2007-04-24 Ian Lance Taylor <iant@google.com>
19222 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
19224 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
19226 PR diagnostic/25923
19227 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
19228 diagnostic message is being built.
19229 * tree-pretty-print.c (dump_generic_node): Only write the
19230 formatted text into BUFFER's stream if we are not building a
19231 diagnostic message.
19232 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
19234 * Makefile.in (toplev.o): Depend on tree-pass.h.
19236 2007-04-24 Ian Lance Taylor <iant@google.com>
19238 PR tree-optimization/31602
19239 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
19240 conditionals in the copied loop header.
19241 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
19242 warnings if TREE_NO_WARNING is set.
19243 * doc/invoke.texi (Warning Options): Clarify that
19244 -Wstrict-overflow does not warn about loops.
19246 2007-04-24 Janis Johnson <janis187@us.ibm.com>
19248 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
19249 expand on the comment about _Decimal128 arguments and check the
19250 integer result of the modulus operation; for 64-bit ELF ABI, ensure
19251 that _Decimal128 argument uses even/odd register pair.
19252 (function_arg): Ditto.
19254 2007-04-24 Hui-May Chang <hm.chang@apple.com>
19256 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
19257 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
19259 2007-04-24 Richard Guenther <rguenther@suse.de>
19260 Olga Golovanevsky <olga@il.ibm.com>
19262 * fold-const.c (multiple_of_p): Check for bottom
19265 2007-04-24 Richard Henderson <rth@redhat.com>
19267 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
19268 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
19269 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
19270 looking for non-zero bits shifted out. Avoid a recursive call
19271 when constructing the scalar.
19272 (__floatundisf): Likewise.
19274 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
19276 * dwarf2out.c (field_byte_offset): Move the existing logic
19277 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
19278 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
19280 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19283 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
19284 length argument of 0 for memset.
19285 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
19286 unsigned shift instead of the signed variant.
19288 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19290 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
19291 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
19292 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
19293 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
19294 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
19295 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
19296 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
19297 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
19298 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
19299 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
19300 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
19301 "mul<mode>3", "div<mode>3"): Insn definitions added.
19302 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
19303 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
19304 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
19305 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
19306 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
19307 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
19308 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
19309 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
19310 TARGET_FLOAT_FORMAT): Macro definitions removed.
19311 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
19312 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
19313 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
19314 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
19315 (s390_gen_rtx_const_DI): Function removed.
19316 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
19318 2007-04-24 Richard Sandiford <richard@codesourcery.com>
19320 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
19321 over an external ffs function.
19323 2007-04-24 Chao-ying Fu <fu@mips.com>
19324 Richard Sandiford <richard@nildram.co.uk>
19326 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
19327 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
19328 (smadd_widen_optab, umadd_widen_optab): Define.
19329 * optabs.c (init_optabs): Initialize smadd_widen_optab and
19331 * genopinit.c (optabs): Fill in smadd_widen_optab and
19333 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
19334 and umadd_widen_optab to implement multiply-add sequences.
19335 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
19336 (<u>maddsidi4): ...this. Extend condition to include
19337 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19338 of operand 0 to "ka" and use the three-operand form of madd<u>
19340 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
19342 * config/mips/constraints.md (ka): New register constraint.
19344 2007-04-24 Jan Hubicka <j@suse.cz>
19348 2007-04-23 Jan Hubicka <jh@suse.cz>
19349 * function.c (init_function_start): Don't init line number info.
19350 (expand_function_end): Update.
19351 (reset_block_changes, record_block_change, finalize_block_changes,
19352 check_block_change, free_block_changes): Kill.
19353 * function.h (reset_block_changes, record_block_change,
19354 finalize_block_changes, check_block_change, free_block_changes):
19356 (struct function): Remove ib_boundaries_block.
19357 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19358 Use curr_insn_locator to initialize locator.
19359 (emit_line_note): Remove.
19360 * cfgexpand.c (expand_gimple_cond_expr): Update.
19361 (construct_exit_block): Likewise.
19362 (tree_expand_cfg): Initialize/finalize locators.
19363 * expr.c (expand_expr_real): Update.
19364 * cfglayout.c (line_locators_locs, line_locators_lines,
19365 file_locators_locs, file_locators_files): Remove.
19366 (set_block_levels): Move to cfgexpand.c.
19367 (insn_locators_initialize): Remove.
19368 (pass_insn_locators_initialize): Remove.
19369 (locations_locators_locs, locations_locators_vals): New static vars.
19370 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19372 (insn_locators_alloc, insn_locators_finalize,
19373 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19375 (locator_location): New.
19376 (locator_line, locator_file): Rewrite.
19377 * rtl.h (emit_line_note): Kill.
19378 (insn_locators_alloc, insn_locators_finalize,
19379 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19381 * tree-inline.c (initialize_cfun): Do not initialize
19382 ib_boundaries_block.
19383 * passes.c (pass_insn_locators_initialize): Remove.
19385 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
19387 * doc/invoke.texi: Removed leading '-' from option index entries.
19389 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
19391 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
19393 (create_phi_node): Use set_phi_nodes.
19394 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
19395 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
19396 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
19397 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
19398 (bsi_start, bsi_last): Use bb_stmt_list.
19399 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
19400 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
19401 Traverse the statements using tsi iterator.
19402 * basic-block.h (struct basic_block_def): Fields stmt_list
19403 and phi_nodes moved to ...
19404 (struct tree_bb_info): ... new structure.
19405 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
19406 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
19407 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
19408 (tree_verify_flow_info): Verify that il.tree is not set for
19409 entry and exit block.
19410 (tree_split_block): Use set_bb_stmt_list.
19412 2007-04-23 Mike Stump <mrs@apple.com>
19414 * config/i386/i386.c (ix86_tune_features
19415 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
19418 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
19420 * config/i386/i386.md (prefix_extra): New attribute.
19421 (length): Add prefix_extra.
19423 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
19424 (sse2_movntv2di): Likewise.
19425 (sse2_cvtps2dq): Likewise.
19426 (sse2_cvtpd2pi): Likewise.
19427 (sse2_cvttpd2pi): Likewise.
19428 (*sse2_cvtpd2ps): Likewise.
19429 (*add<mode>3): Likewise.
19430 (sse2_ssadd<mode>3): Likewise.
19431 (sse2_usadd<mode>3): Likewise.
19432 (*sub<mode>3): Likewise.
19433 (sse2_sssub<mode>3): Likewise.
19434 (sse2_ussub<mode>3): Likewise.
19435 (*mulv8hi3): Likewise.
19436 (*smulv8hi3_highpart): Likewise.
19437 (*umulv8hi3_highpart): Likewise.
19438 (sse2_umulv2siv2di3): Likewise.
19439 (sse2_pmaddwd): Likewise.
19440 (ashr<mode>3): Likewise.
19441 (lshr<mode>3): Likewise.
19442 (ashl<mode>3): Likewise.
19443 (sse2_ashlti3): Likewise.
19444 (sse2_lshrti3): Likewise.
19445 (*umaxv16qi3): Likewise.
19446 (*smaxv8hi3): Likewise.
19447 (*uminv16qi3): Likewise.
19448 (*sminv8hi3): Likewise.
19449 (sse2_eq<mode>3): Likewise.
19450 (sse2_gt<mode>3): Likewise.
19451 (*and<mode>3): Likewise.
19452 (sse2_nand<mode>3): Likewise.
19453 (*ior<mode>3): Likewise.
19454 (*xor<mode>3): Likewise.
19455 (sse2_packsswb): Likewise.
19456 (sse2_packssdw): Likewise.
19457 (sse2_packuswb): Likewise.
19458 (sse2_punpckhbw): Likewise.
19459 (sse2_punpcklbw): Likewise.
19460 (sse2_punpckhwd): Likewise.
19461 (sse2_punpcklwd): Likewise.
19462 (sse2_punpckhdq): Likewise.
19463 (sse2_punpckldq): Likewise.
19464 (sse2_punpckhqdq): Likewise.
19465 (sse2_punpcklqdq): Likewise.
19466 (*sse2_pinsrw): Likewise.
19467 (*sse2_pextrw): Likewise.
19468 (sse2_pshufd_1): Likewise.
19469 (sse2_uavgv16qi3): Likewise.
19470 (sse2_uavgv8hi3): Likewise.
19471 (sse2_psadbw): Likewise.
19472 (sse2_pmovmskb): Likewise.
19473 (*sse2_maskmovdqu): Likewise.
19474 (*sse2_maskmovdqu_rex64): Likewise.
19475 (sse4a_extrqi): Likewise.
19476 (sse4a_extrq): Likewise.
19477 (sse3_lddqu): Set prefix_rep.
19478 (sse3_addsubv4sf3): Likewise.
19479 (sse3_haddv4sf3): Likewise.
19480 (sse3_hsubv4sf3): Likewise.
19481 (sse_cvtss2si): Likewise.
19482 (sse_cvtss2si_2): Likewise.
19483 (sse_cvtss2siq): Likewise.
19484 (sse_cvtss2siq_2): Likewise.
19485 (sse_cvttss2si): Likewise.
19486 (sse_cvttss2siq): Likewise.
19487 (sse2_cvttps2dq): Likewise.
19488 (sse3_movshdup): Likewise.
19489 (sse3_movsldup): Likewise.
19490 (sse2_cvtsd2si): Likewise.
19491 (sse2_cvtsd2si_2): Likewise.
19492 (sse2_cvtsd2siq): Likewise.
19493 (sse2_cvtsd2siq_2): Likewise.
19494 (sse2_cvttsd2si): Likewise.
19495 (sse2_cvttsd2siq): Likewise.
19496 (*sse2_cvtpd2dq): Likewise.
19497 (*sse2_cvttpd2dq): Likewise.
19498 (sse2_pshuflw_1): Likewise.
19499 (sse2_pshufhw_1): Likewise.
19500 (sse4a_insertqi): Likewise.
19501 (sse4a_insertq): Likewise.
19502 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
19503 (ssse3_phadddv4si3): Likewise.
19504 (ssse3_phaddswv8hi3): Likewise.
19505 (ssse3_phsubwv8hi3): Likewise.
19506 (ssse3_phsubdv4si3): Likewise.
19507 (ssse3_phsubswv8hi3): Likewise.
19508 (ssse3_pmaddubswv8hi3): Likewise.
19509 (ssse3_pmulhrswv8hi3): Likewise.
19510 (ssse3_pshufbv16qi3): Likewise.
19511 (ssse3_psign<mode>3): Likewise.
19512 (ssse3_palignrti): Likewise.
19513 (abs<mode>2): Likewise.
19514 (ssse3_phaddwv4hi3): Set prefix_extra.
19515 (ssse3_phadddv2si3): Likewise.
19516 (ssse3_phaddswv4hi3): Likewise.
19517 (ssse3_phsubwv4hi3): Likewise.
19518 (ssse3_phsubdv2si3): Likewise.
19519 (ssse3_phsubswv4hi3): Likewise.
19520 (ssse3_pmaddubswv4hi3): Likewise.
19521 (ssse3_pmulhrswv4hi3): Likewise.
19522 (ssse3_pshufbv8qi3): Likewise.
19523 (ssse3_psign<mode>3): Likewise.
19524 (ssse3_palignrdi): Likewise.
19525 (abs<mode>2): Likewise.
19526 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
19527 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
19528 (sse2_pmovmskb): Set mode to SI instead of V2DF.
19530 2007-04-23 Nick Clifton <nickc@redhat.com>
19532 * params.def: Fix formatting of emacs local variables.
19534 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
19536 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
19537 move if inter-unit move isn't allowed.
19538 Don't split moving the first element of V2DI to DI to inter-unit
19539 move if inter-unit move isn't allowed.
19541 2007-04-23 Richard Guenther <rguenther@suse.de>
19543 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
19544 and CDI_POST_DOMINATORS separately.
19546 2007-04-23 Nick Clifton <nickc@redhat.com>
19548 * c.opt (Wformat-contains-nul): Add warning attribute.
19550 2007-04-23 Jan Hubicka <jh@suse.cz>
19552 * function.c (init_function_start): Don't init line number info.
19553 (expand_function_end): Update.
19554 (reset_block_changes, record_block_change, finalize_block_changes,
19555 check_block_change, free_block_changes): Kill.
19556 * function.h (reset_block_changes, record_block_change,
19557 finalize_block_changes, check_block_change, free_block_changes):
19559 (struct function): Remove ib_boundaries_block.
19560 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19561 Use curr_insn_locator to initialize locator.
19562 (emit_line_note): Remove.
19563 * cfgexpand.c (expand_gimple_cond_expr): Update.
19564 (construct_exit_block): Likewise.
19565 (tree_expand_cfg): Initialize/finalize locators.
19566 * expr.c (expand_expr_real): Update.
19567 * cfglayout.c (line_locators_locs, line_locators_lines,
19568 file_locators_locs, file_locators_files): Remove.
19569 (set_block_levels): Move to cfgexpand.c.
19570 (insn_locators_initialize): Remove.
19571 (pass_insn_locators_initialize): Remove.
19572 (locations_locators_locs, locations_locators_vals): New static vars.
19573 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19575 (insn_locators_alloc, insn_locators_finalize,
19576 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19578 (locator_location): New.
19579 (locator_line, locator_file): Rewrite.
19580 * rtl.h (emit_line_note): Kill.
19581 (insn_locators_alloc, insn_locators_finalize,
19582 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19584 * tree-inline.c (initialize_cfun): Do not initialize
19585 ib_boundaries_block.
19586 * passes.c (pass_insn_locators_initialize): Remove.
19588 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19590 PR middle-end/31448
19591 * expr.c (reduce_to_bit_field_precision): Handle
19594 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
19596 PR tree-optimization/24659
19597 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
19598 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
19599 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
19600 * genopinit.c (optabs): Rename vec_pack_mod_optab
19601 to vec_pack_trunc_optab.
19602 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
19603 early for scalar floating point operands for NOP_EXPR.
19604 (vectorizable_type_promotion): Ditto.
19605 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
19606 vec_pack_trunc_optab.
19607 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
19609 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
19610 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
19611 Rename from VEC_PACK_MOD_EXPR.
19612 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
19613 * expr.c (expand_expr_real_1): Ditto.
19614 * tree-inline.c (estimate_num_insns_1): Ditto.
19615 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19617 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
19618 (vec_unpacks_lo_v4sf): Ditto.
19619 (vec_pack_trunc_v2df): Ditto.
19620 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
19621 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
19622 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
19624 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
19626 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
19628 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
19629 Rename from VEC_PACK_MOD_EXPR. This expression also represent
19630 packing of floating point operands.
19631 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
19632 represent unpacking of floating point operands.
19633 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
19634 [vec_unpacks_hi]: Ditto.
19635 [vec_unpacks_lo]: Ditto.
19637 2007-04-22 Jan Hubicka <jh@suse.cz>
19639 * final.c (rest_of_handle_final): Call
19640 targetm.asm_out.constructor/targetm.asm_out.destructor
19641 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
19642 proper priority via decl_*_priority_insert.
19643 * c-common.c (c_expand_body): Likewise.
19645 2007-04-22 Richard Guenther <rguenther@suse.de>
19647 PR tree-optimization/29789
19648 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
19649 (rewrite_reciprocal): New helper split out from
19650 determine_invariantness_stmt.
19651 (rewrite_bittest): Likewise.
19652 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
19653 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
19656 2007-04-22 Revital Eres <eres@il.ibm.com>
19658 * loop-unroll.c (var_to_expand): New field to support also
19659 insns of the form x = something + x.
19660 (analyze_insn_to_expand_var): Use it.
19661 (expand_var_during_unrolling): Likewise.
19663 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
19665 * predict.c: Include pointer-set.h.
19666 (bb_predictions): New variable.
19667 (tree_predicted_by_p, tree_predict_edge,
19668 remove_predictions_associated_with_edge): Use bb_predictions map
19669 instead of bb->predictions.
19670 (clear_bb_predictions, assert_is_empty): New functions.
19671 (combine_predictions_for_bb): Use bb_predictions map. Call
19672 clear_bb_predictions.
19673 (tree_estimate_probability): Create and free bb_predictions map.
19674 * Makefile.in (predict.o): Add pointer-set.h dependency.
19675 * basic-block.h (struct basic_block_def): Remove predictions
19677 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
19679 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
19682 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
19685 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19687 * timevar.c (timevar_print): Change reference of --disable-checking to
19688 --enable-checking=release. Also warn if assert checking is disabled.
19690 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19693 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
19694 decl as addressable if the compound literal was marked as
19696 Mark the decl as a gimple register if it is a complex or
19697 vector decl and does not live in memory.
19699 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19701 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
19702 (GENERIC_NEXT): New function macro.
19703 (PHI_CHAIN): Use phi_node's new chain variable.
19704 (tree_phi_node): Change tree_common to tree_base
19705 and add the chain field.
19706 * tree-phinodes.c (make_phi_node): Don't set
19707 TREE_TYPE on the new node.
19708 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
19709 instead of checking GIMPLE_TUPLE_P in chain_next.
19710 * tree-vect-transform.c
19711 (get_initial_def_for_induction): Look at
19712 PHI_RESULT_TREE for the type of the phi node.
19713 (update_vuses_to_preheader): Use PHI_CHAIN
19714 instead of TREE_CHAIN on the phi node.
19715 * tree-ssa-structalias.c (compute_points_to_sets):
19717 (ipa_pta_execute): Likewise.
19719 2007-04-21 Richard Guenther <rguenther@suse.de>
19721 PR middle-end/31136
19722 * fold-const.c (fold_unary): Call fold_convert_const on the
19725 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
19727 * gcse.c (store_killed_in_insn): Handle PARALLELs.
19728 (store_killed_in_pat): New.
19730 2007-04-20 Richard Henderson <rth@redhat.com>
19733 * config/i386/i386.c (type_has_variadic_args_p): Look for any
19734 TREE_LIST with a void_type_node value, not void_list_node exactly.
19736 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
19738 * doc/standards.texi: Re-arrange into language-specific
19739 subsections. Add a C++ section, documenting which standards we
19742 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
19744 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
19745 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
19747 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
19749 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
19750 ecrti.o and crtbegin.o.
19751 (LIB_DEFAULT_SPEC): Include -lc.
19752 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
19754 2007-04-20 Richard Henderson <rth@redhat.com>
19757 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
19758 argument; update all callers.
19759 (get_unaligned_offset): New.
19760 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
19761 get_unaligned_address, just pass on the address directly.
19762 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
19763 the subreg in the helper patterns.
19764 (unaligned_extendqidi_le): Use get_unaligned_offset.
19765 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
19766 (unaligned_extendhidi_be): Likewise.
19767 (unaligned_extendhidi): Tidy.
19768 * config/alpha/alpha-protos.h: Update.
19770 2007-04-20 Richard Henderson <rth@redhat.com>
19772 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
19773 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
19774 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
19775 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19776 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19777 (CPP_SPEC): Don't include %(cpp_subtarget).
19778 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
19779 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19780 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
19782 2007-04-20 Jakub Jelinek <jakub@redhat.com>
19784 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
19785 for __builtin_ia32_cmpordss.
19787 PR tree-optimization/31632
19788 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
19789 and arg1 for optimizations of comparison against min/max values.
19790 Fold arg0 to arg1's type for optimizations of comparison against
19791 min+1 and max-1 values.
19793 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
19795 * reload.c (combine_reloads): When trying to use a dying register,
19796 check whether it's uninitialized and don't use if so.
19798 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
19800 * fold-const.c: Remove prototypes for native_encode_expr and
19801 native_interpret_expr.
19802 (native_encode_expr): Make non-static.
19803 (native_interpret_expr): Likewise.
19804 * tree.h: Add prototypes for the above.
19806 2007-04-19 Joseph Myers <joseph@codesourcery.com>
19808 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
19809 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
19810 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
19811 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
19812 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
19813 Add length attributes.
19815 2007-04-19 Janis Johnson <janis187@us.ibm.com>
19817 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
19820 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
19821 __STDC_WANT_DEC_FP__.
19823 2007-04-19 Joseph Myers <joseph@codesourcery.com>
19825 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
19826 for long double compatibility.
19827 * configure: Regenerate.
19829 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
19831 PR rtl-optimization/29841
19832 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
19834 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
19835 that may cause control flow transfer from being moved.
19837 2007-04-18 Jan Hubicka <jh@suse.cz>
19839 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
19842 2007-04-18 Eric Christopher <echristo@apple.com>
19844 * config/rs6000/darwin.md (load_macho_picbase): Use link register
19845 only. Update operands.
19846 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
19847 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
19848 link register to pic register.
19850 2007-04-18 Dirk Mueller <dmueller@suse.de>
19852 PR diagnostic/31227
19853 * tree-vrp.c (search_for_addr_array): New.
19854 (check_array_bounds): Suppress warning about
19855 address taken of array refs if its not de-referenced.
19857 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19859 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
19860 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
19862 * tree-vectorizer.h (NITERS_KNOWN_P): New.
19863 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
19864 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
19866 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
19868 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
19870 (vect_analyze_scalar_cycles): Fix indentation.
19871 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
19872 (vect_mark_relevant): Include phis in relevance analysis.
19874 * tree-vect-transform.c (vect_transform_loop): Add an assert.
19876 2007-04-18 Anatoly Sokolov <aesok@post.ru>
19878 * config/avr/avr.c (ptrreg_to_str): Replace error() with
19879 output_operand_lossage().
19881 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19883 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
19884 the unused code for reduction without adjust-in-epilog to simplify the
19887 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
19889 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
19890 (S390_TDC_NEGATIVE_ZERO): New constant.
19891 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
19892 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
19893 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
19894 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
19895 (S390_TDC_POSITIVE_INFINITY): New constant.
19896 (S390_TDC_NEGATIVE_INFINITY): New constant.
19897 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
19898 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
19899 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
19900 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
19901 (S390_TDC_INFINITY): New constant.
19902 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
19903 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
19904 optimization for UNSPEC_CCZ_TO_INT.
19905 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
19906 ("*ccz_to_int"): New insn.
19907 ("isinf<mode>2"): New insn.
19908 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
19909 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
19910 (UNSPEC_CCZ_TO_INT): New constant.
19912 2007-04-18 Richard Guenther <rguenther@suse.de>
19914 PR tree-optimization/19431
19915 PR tree-optimization/21463
19916 * tree-pass.h (pass_phiprop): Declare.
19917 * passes.c (init_optimization_passes): New phiprop pass.
19918 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
19919 (phivn_valid_p): New helper function.
19920 (phiprop_insert_phi): Likewise.
19921 (propagate_with_phi): Likewise.
19922 (tree_ssa_phiprop): New propagator propagating loads
19923 through phi nodes if profitable.
19925 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19927 * tree-vect-analyze.c (process_use): New function.
19928 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
19929 Check phis in all bbs.
19930 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
19933 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
19935 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
19938 2007-04-17 Anatoly Sokolov <aesok@post.ru>
19941 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
19944 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
19946 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
19948 (sse_vmmulv4sf3): Likewise.
19949 (sse2_vmaddv2df3): Likewise.
19950 (sse2_vmmulv2df3): Likewise.
19952 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
19954 PR rtl-optimization/31360
19955 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
19956 (target_reg_cost): New.
19957 (init_set_costs): Initialize target_reg_cost. Add comments
19958 regarding the rationale of the costs.
19959 (global_cost_for_size): Renamed to...
19960 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
19961 of register pressure.
19962 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
19963 estimate_reg_pressure_cost. Add number of ivs.
19964 (determine_set_costs): Dump target_reg_cost.
19965 * loop-invariant.c (gain_for_invariant): Use
19966 estimate_reg_pressure_cost. Removed n_inv_uses argument.
19967 (best_gain_for_invariant, find_invariants_to_move): Remove
19969 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
19970 (target_reg_cost): Declare.
19971 (global_cost_for_size): Declaration removed.
19972 (estimate_reg_pressure_cost): Declare.
19974 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
19976 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
19977 regnos into even/odd register pairs.
19978 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
19979 TDmode similar to the other floating point modes.
19980 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
19981 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
19983 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
19984 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
19985 (movdd_hardfloat64): Use TARGET_MFPGPR.
19987 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
19989 * reload1.c (delete_output_reload): Don't count output in n_inherited.
19992 2005-01-05 Richard Henderson <rth@redhat.com>
19994 * reload1.c (do_input_reload): Restrict the optimization deleteing
19995 a previous output reload to RELOAD_FOR_INPUT.
19997 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
19999 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
20000 induc_vec_info_type.
20001 (vectorizable_induction): New function declaration.
20002 * tree-vect-transform.c (get_initial_def_for_induction): No need to
20003 check if already vectorized. Find first place in BB where new stmts
20004 can be inserted. Takes only one argument.
20005 (vectorizable_induction): New function.
20006 (vect_transform_stmt): Add case for induc_vec_info_type to call
20007 vectorizable_induction.
20008 (vect_transform_loop): Consider phis for vectorization.
20009 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
20011 (analyze_operations): Call vectorizable_induction when analyzing phis.
20013 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
20014 (vect_mark_relevant): Include phis in relevance analysis.
20015 (vect_mark_stmts_to_be_vectorize): Likewise.
20016 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
20018 2007-04-16 Lawrence Crowl <crowl@google.com>
20020 * doc/invoke.texi (Debugging Options): Add documentation for the
20021 -femit-struct-debug options -femit-struct-debug-baseonly,
20022 -femit-struct-debug-reduced, and
20023 -femit-struct-debug-detailed[=...].
20025 * c-opts.c (c_common_handle_option): Add
20026 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
20027 and OPT_femit_struct_debug_detailed_.
20028 * c.opt: Add specifications for
20029 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
20030 and -femit-struct-debug-detailed[=...].
20031 * opts.c (set_struct_debug_option): Parse the
20032 -femit-struct-debug-... options.
20033 * opts.c (matches_main_base, main_input_basename,
20034 main_input_baselength, base_of_path, matches_main_base): Add
20035 variables and functions to compare header base name to compilation
20037 * opts.c (should_emit_struct_debug): Add to determine to emit a
20038 structure based on the option.
20039 (dump_struct_debug) Also disabled function to debug this
20041 * opts.c (handle_options): Save the base name of the
20044 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
20045 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
20046 This hook indicates if a type is generic. Set it by default
20047 to "never generic".
20048 * langhooks.h (struct lang_hooks_for_types): Add a new hook
20049 to determine if a struct type is generic or not.
20050 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
20051 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
20052 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
20053 with live C++ hook.
20055 * flags.h (enum debug_info_usage): Add an enumeration to describe
20056 a program's use of a structure type.
20057 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
20058 to indicate the program's usage of the type. Filter structs based
20059 on the -femit-struct-debug-... specification.
20060 (gen_type_die): Split into two routines, gen_type_die and
20061 gen_type_die_with_usage. gen_type_die is now a wrapper
20062 that assumes direct usage.
20063 (gen_type_die_with_usage): Replace calls to gen_type_die
20064 with gen_type_die_with_usage adding the program usage of
20065 the referenced type.
20066 (dwarf2out_imported_module_or_decl): Suppress struct debug
20067 information using should_emit_struct_debug when appropriate.
20069 2007-04-16 Ian Lance Taylor <iant@google.com>
20071 PR tree-optimization/31522
20072 * tree-vrp.c (vr_phi_edge_counts): New static variable.
20073 (vrp_initialize): Allocate vr_phi_edge_counts.
20074 (vrp_visit_phi_node): Don't push to infinity if we saw a new
20075 executable edge. Drop test for all constants.
20076 (vrp_finalize): Free vrp_phi_edge_counts.
20078 * doc/cpp.texi (Common Predefined Macros): Clarify description of
20079 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
20081 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
20082 predecessors at head rather than tail.
20084 2007-04-16 Matthias Klose <doko@debian.org>
20086 * config/alpha/linux.h (CPP_SPEC): Define.
20087 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
20089 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
20091 * function.h: Remove sequence_stack extern declaration.
20093 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20095 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
20097 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
20100 2007-04-16 Anatoly Sokolov <aesok@post.ru>
20102 * config/avr/avr.c (avr_arch_types): Rearranging array.
20103 (enum avr_arch): Add.
20104 (avr_mcu_types): Use avr_arch enumeration constants instead of
20106 * config/avr/avr.h (LINK_SPEC): Simplify.
20108 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20110 * config/m68k/m68k.c (m68k_libcall_value,
20111 m68k_function_value): Use macros for register names more.
20113 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
20115 (M68K_REGNAME): Use A6_REG.
20116 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
20118 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20120 PR middle-end/28071
20121 * sched-int.h (struct deps): Split field 'pending_lists_length' into
20122 'pending_read_list_length' and 'pending_write_list_length'. Update
20124 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
20125 to handle two length counters instead of one. Update all uses.
20126 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
20127 two length counters instead of one.
20128 * sched-rgn.c (propagate_deps): Update to handle two length counters
20131 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
20134 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
20135 copy of source, pass it to ix86_expand_vector_set and return
20138 2007-04-16 David Ung <davidu@mips.com>
20139 Joseph Myers <joseph@codesourcery.com>
20141 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
20142 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
20143 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
20144 Add 74K processor information.
20145 * config/mips/mips.md: Include 74k.md.
20146 (cpu): Add 74kc,74kf,74kx.
20147 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
20148 * config/mips/74k.md: New.
20149 * doc/invoke.texi (MIPS Options): Document 74K support.
20151 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
20153 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
20154 vectorizable_* functions.
20155 * tree-vect-transform.c (vectorizable_call): Add check for
20156 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
20157 (vectorizable_store): likewise.
20158 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
20160 (vectorizable_operation, vectorizable_type_demotion): Likewise.
20161 (vectorizable_type_promotion, vectorizable_load): Likewise.
20162 (vectorizable_live_operation, vectorizable_condition): Likewise.
20163 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
20165 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
20167 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20169 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
20170 register numbers more.
20171 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
20172 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
20173 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
20174 FUNCTION_VALUE_REGNO_P): Likewise.
20175 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
20176 STATIC_CHAIN_REGNUM): Likewise.
20177 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
20178 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
20179 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
20180 * config/m68k/m68k.md (FP_REG): New.
20182 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20184 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
20187 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20189 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
20190 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
20193 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20195 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
20198 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
20201 * c-decl.c (finish_decl): Grab the type of the decl after the call
20202 to store_init_value.
20204 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
20206 * common.opt (fforward-propagate): Fix "Optimization" annotation.
20208 2007-04-14 Jakub Jelinek <jakub@redhat.com>
20211 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
20212 dominators, post dominators and cleanup cfg before returning.
20214 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
20216 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
20217 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
20219 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
20221 * config.gcc: Recognize fido.
20222 * config/m68k/m68k-devices.def (fidoa): New.
20223 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
20225 (FL_FIDOA, TARGET_FIDOA): New.
20226 * config/m68k/m68k.opt (mfidoa): New.
20228 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20230 PR middle-end/31322
20231 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
20232 when a personality function is used.
20234 2007-04-13 Bob Wilson <bob.wilson@acm.org>
20236 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
20238 2007-04-13 Mike Stump <mrs@apple.com>
20240 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
20242 * config/darwin.opt (fapple-kext): Make C++ only.
20243 * config/darwin.c (darwin_override_options): Remove code to ensure
20244 -fapple-kext is given for C++ only.
20246 2007-04-13 Richard Sandiford <richard@codesourcery.com>
20248 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
20249 * config/mips/mips.c (override_options): Call
20250 SUBTARGET_OVERRIDE_OPTIONS, if defined.
20252 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20254 * config/i386/i386.opt (msvr3-shlib): Removed.
20256 * doc/invoke.texi: Remove -msvr3-shlib.
20258 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20260 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
20261 with "popcnt" instruction.
20263 2007-04-13 Richard Guenther <rguenther@suse.de>
20265 PR tree-optimization/21258
20266 * tree-vrp.c (compare_case_labels): New helper.
20267 (find_switch_asserts): New function.
20268 (find_assert_locations): Call it for SWITCH_EXPRs.
20270 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
20272 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
20273 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
20274 check is now implied in X87_FLOAT_MODE_P.
20275 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20276 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20277 (fix_trunc<mode>_i386_fisttp): Ditto.
20278 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20279 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20280 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20281 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20282 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20283 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20284 (unnamed_splitters): Ditto.
20285 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
20286 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
20287 FIRST_SSE_REG for local functions when SSE math is enabled or
20288 for functions with sseregparm attribute.
20289 (standard_80387_constant_p): Return -1 if mode is not
20291 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
20292 (ix86_expand_compare): Ditto.
20293 (ix86_expand_carry_flag_compare): Ditto.
20294 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
20295 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
20296 DECIMAL_FLOAT_MODE_P.
20297 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
20298 of SCALAR_FLOAT_MODE_P.
20299 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
20300 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
20301 checks before FLOAT_MODE_P.
20302 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
20303 before FLOAT_MODE_P.
20308 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
20310 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
20311 Charles Wilson <libtool@cwilson.fastmail.fm>
20313 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
20314 (libgcc.mvars): Don't depend on them.
20315 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
20316 * exec-tool.in: New.
20318 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
20320 * doc/invoke.text (--help): Document --help=common.
20322 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
20324 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
20326 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20328 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
20329 * genemit.c (main): Emit #include "integrate.h".
20330 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
20331 (LOADGP_RTP): New mips_loadgp_style.
20332 * config/mips/mips.h: Include config/vxworks-dummy.h.
20333 (TARGET_RTP_PIC): New macro.
20334 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
20335 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
20336 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
20337 for TARGET_RTP_PIC.
20338 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
20339 -mvxworks-pic when using -mrtp and a PIC option.
20340 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
20342 (mips_symbolic_constant_p, mips_symbolic_address_p)
20343 (mips_symbol_insns): Handle SYMBOL_HALF.
20344 (override_options): Warn about -G and -mrtp being used together.
20345 Initialize mips_lo_relocs[SYMBOL_HALF].
20346 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
20347 (mips_emit_loadgp): Handle LOADGP_RTP.
20348 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
20349 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
20350 (tablejump): Handle function-relative case table entries if
20352 * config/mips/predicates.md (symbol_ref_operand): New predicate.
20354 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20356 * config/mips/mips.md (load_call<mode>): Allow any general register.
20358 (sibcall_value_internal, sibcall_value_multiple_internal)
20359 (call_value_internal, call_value_split, call_value_multiple_internal)
20360 (call_value_multiple_split): Remove constraints from operand 0.
20362 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20364 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
20365 rather than loadgp_noshared.
20366 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
20367 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
20369 * config/mips/mips.md (loadgp): Rename to...
20370 (loadgp_newabi): ...this.
20371 (loadgp_noshared): Rename to...
20372 (loadgp_absolute): ...this.
20374 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20376 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
20377 false for locally-binding symbols.
20378 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
20380 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20382 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
20383 (SYMBOL_GOT_PAGE_OFST): ...this.
20384 (SYMBOL_GOT_GLOBAL): Rename to...
20385 (SYMBOL_GOT_DISP): ...this.
20386 (SYMBOL_GOTOFF_GLOBAL): Rename to...
20387 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
20388 * config/mips/mips.c (mips_global_symbol_p): New function.
20389 (mips_symbol_binds_local_p): Likewise.
20390 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
20391 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
20392 mips_global_symbol_p and mips_symbol_binds_local_p.
20393 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
20394 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
20395 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
20396 SYMBOL_GOTOFF_DISP.
20397 (mips_ok_for_lazy_binding_p): New function.
20398 (mips_load_call_address, mips_expand_call): Use it.
20399 (mips_dangerous_for_la25_p): Likewise.
20400 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
20401 (*got_disp<mode>): Use got_disp_operand instead of
20402 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
20403 SYMBOL_GOTOFF_GLOBAL.
20404 (*got_page<mode>): Use got_page_ofst_operand instead of
20406 * config/mips/predicates.md (const_call_insn_operand): Use
20407 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
20408 (global_got_operand): Rename to...
20409 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
20411 (local_got_operand): Rename to...
20412 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
20413 of SYMBOL_GOT_LOCAL.
20415 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20417 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
20418 TARGET_CALL_CLOBBERED_GP.
20419 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20420 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
20421 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
20422 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
20423 of TARGET_ABICALLS && !TARGET_NEWABI.
20424 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20425 * config/mips/mips.c (mips_load_call_address): Check
20426 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20427 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20428 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20429 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
20430 TARGET_ABICALLS && TARGET_NEWABI.
20431 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
20433 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
20434 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
20435 TARGET_ABICALLS && TARGET_NEWABI.
20436 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
20437 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
20438 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
20439 whether indirect calls must use $25.
20440 (mips_extra_live_on_entry): Check TARGET_GOT instead of
20442 * config/mips/mips.md (jal_macro): Check flag_pic and
20443 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
20444 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
20445 instead of TARGET_ABICALLS.
20446 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
20447 TARGET_ABICALLS && TARGET_OLDABI.
20448 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20449 (sibcall): In the comment above the define_insn, mention
20450 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
20451 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
20452 instead of TARGET_ABICALLS.
20454 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
20456 * doc/md.texi (Blackfin family constraints): Document PA and PB.
20457 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
20458 (MACFLAGS_MATCH_P): New macro.
20459 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
20460 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
20461 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
20462 the other MACFLAG constants.
20463 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
20464 (flag_machi): Tighten constraints. Renumber some of the operands.
20465 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
20467 (flag_machi_parts_acconly): New pattern.
20468 (flag_macinithi): Tighten constraints. Allow any accumulator to be
20470 (flag_macinit1hi): Tighten constraints.
20471 (flag_mul_macv2hi_parts_acconly): New pattern.
20473 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
20474 Use a more efficient implementation.
20475 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
20476 inline sequences when not optimizing for size.
20478 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
20479 movhi_high2low): Delete, merge functionality into...
20480 (packv2hi): ... this pattern.
20482 2007-02-11 Jie Zhang <jie.zhang@analog.com>
20483 * config/bfin/bfin.opt (msim): New option.
20484 (mcpu=): New option.
20485 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
20486 (bfin_cpu_t): Typedef of enum bfin_cpu.
20487 (bfin_cpu_type): New declaration.
20488 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
20489 -msim and -mcpu= options.
20490 (LIB_SPEC): Likewise.
20491 * config/bfin/bfin.c (bfin_cpu_type): Define.
20492 (bfin_handle_option): Handle -mcpu= option.
20493 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
20494 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
20495 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
20497 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20499 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
20500 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
20501 (powerpc-wrs-vxworksae): Use ${tm_file}.
20502 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
20503 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
20504 * config/i386/vx-common.h: New file.
20506 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20508 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
20511 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
20513 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
20516 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
20520 * c-common.c (c_build_qualified_type): Set canonical type
20523 2007-04-12 Richard Guenther <rguenther@suse.de>
20525 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
20526 lower bound and element size if lower bound is not zero
20527 or either of the ARRAY_REF operands is set.
20529 2007-04-12 Richard Guenther <rguenther@suse.de>
20531 PR tree-optimization/24689
20532 PR tree-optimization/31307
20533 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
20535 * gimplify.c (canonicalize_addr_expr): To be consistent with
20536 gimplify_compound_lval only set operands two and three of
20537 ARRAY_REFs if they are not gimple_min_invariant. This makes
20538 it never at this place.
20539 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
20541 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20543 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
20544 null before emitting a .nsubspa directive.
20546 2007-04-11 Diego Novillo <dnovillo@redhat.com>
20548 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
20549 need_to_partition_p if there are no memory statements in the
20552 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20554 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
20555 (gcd_of_steps_may_divide_p): New function.
20556 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
20558 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20560 * reload.c (find_reloads_toplev, find_reloads_address,
20561 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
20562 not a pointer equality test, to decide if we need to call
20563 push_reg_equiv_alt_mem.
20565 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
20567 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
20568 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
20570 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
20572 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20574 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
20575 vector to be positive.
20577 2007-04-11 Diego Novillo <dnovillo@redhat.com>
20581 * doc/invoke.texi: Document --params max-aliased-vops and
20583 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
20584 debug_memory_partitions): Move to tree-flow.h
20585 * params.h (AVG_ALIASED_VOPS): Define.
20586 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
20588 (mp_info_t): Likewise.
20589 (get_mem_sym_stats_for): New.
20590 (set_memory_partition): Move from tree-flow-inline.h.
20591 (mark_non_addressable): Only clear the set of symbols for the
20592 partition if it exists.
20593 (dump_memory_partitions): Move from tree-ssa-operands.c
20594 (debug_memory_partitions): Likewise.
20595 (need_to_partition_p): New.
20596 (dump_mem_ref_stats): New.
20597 (debug_mem_ref_stats): New.
20598 (dump_mem_sym_stats): New.
20599 (debug_mem_sym_stats): New.
20600 (update_mem_sym_stats_from_stmt): New.
20601 (compare_mp_info_entries): New.
20602 (mp_info_cmp): Call it.
20603 (sort_mp_info): Change argument to a list of mem_sym_stats_t
20605 (get_mpt_for): Move from tree-ssa-operands.c.
20606 (find_partition_for): New.
20607 (create_partition_for): Remove.
20608 (estimate_vop_reduction): New.
20609 (update_reference_counts): New.
20610 (build_mp_info): New.
20611 (compute_memory_partitions): Refactor.
20612 Document new heuristic.
20613 Call build_mp_info, update_reference_counts,
20614 find_partition_for and estimate_vop_reduction.
20615 (compute_may_aliases): Populate virtual operands before
20616 calling debugging dumps.
20617 (delete_mem_sym_stats): New.
20618 (delete_mem_ref_stats): New.
20619 (init_mem_ref_stats): New.
20620 (init_alias_info): Call it.
20621 (maybe_create_global_var): Remove alias_info argument.
20622 Get number of call sites and number of pure/const call sites
20623 from gimple_mem_ref_stats().
20624 (dump_alias_info): Call dump_memory_partitions first.
20625 (dump_points_to_info_for): Show how many times a pointer has
20627 * opts.c (decode_options): For -O2 set --param
20628 max-aliased-vops to 500.
20629 For -O3 set --param max-aliased-vops to 1000 and --param
20630 avg-aliased-vops to 3.
20631 * fortran/options.c (gfc_init_options): Remove assignment to
20633 * tree-flow-inline.h (gimple_mem_ref_stats): New.
20634 * tree-dfa.c (dump_variable): Dump memory reference
20636 Dump NO_ALIAS* settings.
20637 (referenced_var_lookup): Tidy.
20638 (mem_sym_stats): New.
20639 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
20640 and ORIG are different SSA names for a memory partition.
20641 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
20642 * tree-flow.h (struct mem_sym_stats_d): Define.
20643 (mem_sym_stats_t): Define.
20644 (struct mem_ref_stats_d): Define.
20645 (struct gimple_df): Add field mem_ref_stats.
20646 (enum noalias_state): Define.
20647 (struct var_ann_d): Add bitfield noalias_state.
20648 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
20649 debug_mem_ref_stats, debug_memory_partitions,
20650 debug_mem_sym_stats): Declare.
20651 * tree-ssa-structalias.c (update_alias_info): Update call
20652 sites, pure/const call sites and asm sites in structure
20653 returned by gimple_mem_ref_stats.
20654 Remove local variable IS_POTENTIAL_DEREF.
20655 Increase NUM_DEREFS if the memory expression is a potential
20657 Call update_mem_sym_stats_from_stmt.
20658 If the memory references memory, call
20659 update_mem_sym_stats_from_stmt for all the direct memory
20660 symbol references found.
20661 (intra_create_variable_infos): Set noalias_state field for
20662 pointer arguments according to the value of
20663 flag_argument_noalias.
20664 * tree-ssa-structalias.h (struct alias_info): Remove fields
20665 num_calls_found and num_pure_const_calls_found.
20666 (update_mem_sym_stats_from_stmt): Declare.
20667 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
20668 Set default value to 100.
20669 (PARAM_AVG_ALIASED_VOPS): Define.
20671 2007-04-11 Richard Guenther <rguenther@suse.de>
20673 PR middle-end/31530
20674 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
20675 a * -b + c as c - a * b if we honor sign dependent rounding.
20677 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20679 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
20680 bfin_expand_strmov.
20681 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
20682 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
20684 (initialize_trampoline): Don't use old-style function definition.
20685 (bfin_secondary_reload): Mark IN_P argument as unused.
20687 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
20689 PR tree-optimization/31343
20690 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
20691 (build_polynomial_chrec): Return a scalar when the evolution is zero.
20692 * testsuite/gcc.dg/vect/pr31343.c: New.
20694 2007-04-10 Eric Christopher <echristo@apple.com>
20696 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
20697 * config/i386/i386.md (*cmpfp0): Use.
20698 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20699 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20700 (fix_trunc<mode>_i386_fisttp): Ditto.
20701 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20702 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20703 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20704 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20705 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20706 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20707 (unnamed_splitters): Ditto.
20708 * config/i386/i386.c (output_fix_trunc): Assert that
20709 we're not being passed a TFmode operand.
20711 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
20713 PR tree-optimization/31526
20714 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
20715 n_basic_blocks to find newly added blocks.
20717 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
20719 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
20721 (fix_trunc<mode>si_sse): Ditto.
20722 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
20723 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
20724 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
20725 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
20726 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
20727 expander using SSEMODEF mode macro.
20728 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
20729 expander using SSEMODEF mode macro.
20730 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
20731 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
20732 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
20733 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
20734 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
20735 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
20736 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
20737 Macroize insn using X87MODEF mode macro.
20739 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
20741 * config/i386/sse.md (sse2_pinsrw): Removed.
20742 (sse2_pextrw): Renamed to ...
20743 (*sse2_pextrw): This.
20745 2007-04-09 Jan Hubicka <jh@suse.cz>
20748 * config/i386/sse.md
20749 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
20750 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
20751 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
20752 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
20754 2007-04-09 Jan Hubicka <jh@suse.cz>
20756 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
20757 multiple fields of union.
20759 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
20761 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
20762 (create_preheaders): Check that loops are available.
20763 (fix_loop_structure): Clean up, improve comments.
20764 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
20765 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
20767 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
20768 * predict.c (tree_estimate_probability): Do not call
20769 calculate_dominance_info. Call create_preheaders.
20770 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
20771 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
20773 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
20774 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
20775 * tree-cfg.c (tree_split_edge): Make an assert more precise.
20776 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
20779 2007-04-08 Jan Hubicka <jh@suse.cz>
20781 * tree.h (maybe_fold_offset_to_component_ref): Declare.
20782 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
20783 * fold-const.c (fold_unary): Use it.
20785 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
20787 * varasm.c (assemble_variable): Remove call to
20788 lang_hooks.decls.prepare_assemble_variable.
20789 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
20790 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
20791 * langhooks.h (lang_hooks_for_decls): Remove
20792 prepare_assemble_variable.
20794 2007-04-08 Mike Stump <mrs@apple.com>
20796 * config/i386/i386.c: Use inc/dec on Core2.
20798 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
20800 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
20801 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
20802 lhd_tree_inlining_end_inlining): Remove.
20803 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
20804 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
20805 end_inlining hooks.
20806 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
20807 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
20808 lhd_tree_inlining_end_inlining): Remove prototypes.
20809 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
20810 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
20811 LANG_HOOKS_TREE_INLINING_START_INLINING,
20812 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
20814 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
20817 2007-04-08 Anatoly Sokolov <aesok@post.ru>
20820 * config/avr/predicates.md (io_address_operand): Delete predicate.
20821 (low_io_address_operand): Don't use 'mode' argument.
20822 (higth_io_address_operand): Rename ...
20823 (high_io_address_operand): ... to this. Don't use 'mode' argument.
20824 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
20827 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
20829 Revert change removing staticp.
20831 2007-04-07 Anatoly Sokolov <aesok@post.ru>
20834 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
20837 2007-04-07 Bruce Korb <bkorb@gnu.org>
20839 * c.opt: Add -Wformat-contains-nul.
20840 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
20842 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
20843 the NUL byte warning.
20845 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
20847 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
20849 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
20851 * tree.c (staticp): No longer use staticp langhook.
20852 * langhooks.c (lhd_staticp): Removed.
20853 * langhooks.h (struct lang_hooks): Remove staticp.
20854 * c-common.c (c_staticp): Remove.
20855 * c-common.h (c_staticp): Ditto.
20856 * langhooks-defs.h (lhd_staticp): Ditto.
20857 (LHD_HOOKS_STATICP): Ditto
20858 * tree.h (gcc_assert_lowered): New macro.
20860 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
20862 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
20863 argument "reliable".
20864 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
20865 Add argument "reliable". Propagate it through calls.
20866 (infer_loop_bounds_from_undefined): Derive number of iterations
20867 estimates from references in blocks that do not dominate loop latch.
20868 (gcov_type_to_double_int): New function.
20869 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
20870 and expected_loop_iterations_unbounded.
20871 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
20872 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
20873 * tree-data-ref.c (estimated_loop_iterations): Export.
20874 (get_references_in_stmt): Fix -- do not return addresses of local
20876 * cfgloop.h (expected_loop_iterations_unbounded,
20877 estimated_loop_iterations): Declare.
20879 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
20881 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
20883 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
20885 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
20886 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
20887 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
20888 Use output_387_reg_move().
20889 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
20890 expander using X87MODEF12 mode macro.
20891 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
20892 choosing register preferences. Use output_387_reg_move().
20893 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
20894 instead of "x". Use output_387_reg_move().
20895 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
20896 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
20897 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
20898 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
20899 Use output_387_reg_move().
20900 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
20902 (*truncxf?f_i387 splitter): Ditto.
20904 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
20906 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
20907 LANG_HOOKS_SAFE_FROM_P.
20908 * expr.c (safe_from_p): Remove langhook call.
20909 * langhooks.h (lang_hooks): Remove safe_from_p.
20910 (lhd_safe_from_p): Remove prototype.
20911 * langhooks.c (lhd_safe_from_p): Remove.
20913 2007-04-06 Jan Hubicka <jh@suse.cz>
20915 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
20918 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
20920 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
20921 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
20922 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
20923 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
20925 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
20926 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
20928 2007-04-05 Richard Henderson <rth@redhat.com>
20930 * config/alpha/alpha.c (print_operand) [+]: Remove.
20931 (alpha_end_function): Print nop if call at end of function.
20932 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
20933 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
20934 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
20935 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
20936 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
20937 the call pattern. Update peepholes to match.
20939 2007-04-05 Janis Johnson <janis187@us.ibm.com>
20941 * doc/extend.texi (Other Builtins): Add decimal float variants
20943 * builtins.def: Ditto.
20944 * builtins.c (expand_builtin): Ditto.
20946 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
20947 H.J. Lu <hongjiu.lu@intel.com>
20950 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
20951 of V8HImode when calling ix86_binary_operator_ok.
20952 (sse2_pmaddwd): Call ix86_binary_operator_ok.
20953 (sdot_prodv8hi): Operands 1 and 2 must be register.
20955 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20957 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
20958 initialize align to silence bogus warning.
20960 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20962 PR middle-end/22156
20963 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
20965 (struct sra_walk_fns): Remove use_all parameter from use.
20966 (sra_hash_tree): Handle BIT_FIELD_REFs.
20967 (sra_elt_hash): Don't hash bitfld blocks.
20968 (sra_elt_eq): Skip them in parent compares as well. Handle
20970 (sra_walk_expr): Don't maintain or pass down use_all_p.
20971 (scan_use): Remove use_all parameter.
20972 (scalarize_use): Likewise. Re-expand assignment to
20973 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
20974 output, and re-scalarize after output. Don't mark anything
20976 (scalarize_ldst): Adjust.
20977 (scalarize_walk_gimple_modify_statement): Likewise.
20978 (build_element_name_1): Handle BIT_FIELD_REFs.
20979 (instantiate_element): Don't warn for any element whose parent
20980 is used as a whole.
20981 (instantiate_missing_elements_1): Return the sra_elt.
20982 (canon_type_for_field): New.
20983 (try_instantiate_multiple_fields): New.
20984 (instantiate_missing_elemnts): Use them.
20985 (mark_no_warning): Removed.
20986 (generate_one_element_ref): Handle BIT_FIELD_REFs.
20987 (REPLDUP, sra_build_elt_assignment): New.
20988 (generate_copy_inout): Use them.
20989 (generate_element_copy): Likewise. Handle bitfld differences.
20990 (generate_element_zero): Don't recurse for blocks. Use
20991 sra_build_elt_assignment.
20992 (generate_one_element_int): Take elt instead of var. Use
20993 sra_build_elt_assignment.
20994 (generate_element_init_1): Adjust.
20995 (scalarize_use, scalarize_copy): Use REPLDUP.
20996 (scalarize_ldst): Move assert before dereference.
20997 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
20999 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21001 * regmove.c: Fix unused variable warnings due to previous commit.
21003 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21005 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
21006 (regmove_bb_head): Remove.
21007 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
21008 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
21009 problems with fixup_match_1.
21010 Don't initialize/free regmove_bb_head.
21012 (reg_is_remote_constant_p): If an insn is in the same basic block
21013 but not before INSN, consider it remote, too.
21015 2007-04-05 Anatoly Sokolov <aesok@post.ru>
21018 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
21019 DECL_ASSEMBLER_NAME, not the DECL_NAME.
21021 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
21023 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
21024 (CONDITIONAL_REGISTER_USAGE): Likewise.
21026 2007-04-04 Richard Henderson <rth@redhat.com>
21028 * config/alpha/lib1funcs.asm: Remove unused file.
21030 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21033 * opts.c (print_specific_help): Fix --help=<language>
21035 (common_handle_option): Support --help=common.
21037 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21040 * gcc.c (main): Do not run the linker if
21041 print_subprocess_help indicates that it shouldn't be
21044 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21047 * doc/invoke.texi (--help=): Document <languages> value, fix
21048 formatting in tables of values.
21050 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
21052 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
21053 dllimport attribute of virtual methods.
21055 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
21057 * config/score/crti.asm: Change _bss_start to __bss_start.
21058 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
21059 (OUTGOING_REG_PARM_STACK_SPACE) update.
21060 * config/score/score.opt: add options to make backend support
21061 score5, score5u, score7 and score7d.
21062 * config/score/score.md: Likewise.
21063 * config/score/misc.md: Likewise.
21064 * config/score/mac.md: Likewise.
21065 * doc/invoke.texi: Likewise.
21066 * doc/md.texi: update constraints define.
21068 2007-04-03 Richard Henderson <rth@redhat.com>
21070 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
21071 an appropriate type, use the mode instead.
21073 2007-04-03 Richard Sandiford <richard@codesourcery.com>
21075 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
21076 Set the default --with-arch setting to mips2.
21077 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
21078 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
21079 (MULTILIB_OSDIRNAMES): Delete.
21080 (MULTILIB_DIRNAMES): Define.
21081 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
21082 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
21083 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
21084 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
21085 VXWORKS_OS_CPP_BUILTINS.
21086 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
21087 (MIPS_DEBUGGING_INFO): Undefine.
21088 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
21090 2007-04-03 Jakub Jelinek <jakub@redhat.com>
21092 PR middle-end/30704
21093 * fold-const.c (native_encode_real): Encode real.c provided longs
21094 as a series of 32-bit native integers.
21095 (native_interpret_real): Interpret buffer as a series of 32-bit
21098 2007-04-03 Richard Guenther <rguenther@suse.de>
21100 * genpreds.c (write_insn_constraint_len): Write function
21101 optimized for CONSTRAINT_LEN implementation.
21102 (write_tm_preds_h): Output insn_constraint_len inline and
21103 use it for CONSTRAINT_LEN.
21104 (write_insn_preds_c): Don't output insn_constraint_len.
21105 * doc/md.texi (define_register_constraint): Document multi-letter
21106 constraints shall have the same length if they start with the same
21109 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21112 * config/i386/i386.md (isinf<mode>2): Expand only when
21113 TARGET_C99_FUNCTIONS is set.
21115 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21117 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
21118 (x86_64-*-linux*): Ditto.
21119 * config/i386/i386.opt (mpc): New option.
21120 * config/i386/i386.c (overrride_options): Handle
21121 ix87_precision_string.
21122 * config/i386/crtprec.c: New file.
21123 * config/i386/t-crtpc: Ditto.
21124 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
21125 and -mpc80 options.
21126 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
21127 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
21128 crtprec32.o, crtprec64.o and crtprec80.o.
21130 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
21131 and -mpc80 options.
21132 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
21134 2007-04-02 Eric Christopher <echristo@apple.com>
21136 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
21137 limitations on darwin.
21139 2007-04-02 Anatoly Sokolov <aesok@post.ru>
21142 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
21144 2007-04-02 Dave Korn <dave.korn@artimi.com>
21146 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
21148 2007-04-02 Dave Korn <dave.korn@artimi.com>
21150 * libgcc2.h (exception_descriptor): Don't forward-declare.
21151 (__get_eh_table_language, __get_eh_table_version): Delete
21152 prototypes of long-dead functions.
21154 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
21156 * ebitmap.h: New file
21157 * ebitmap.c: New file
21158 * Makefile.in (ebitmap.o): New target.
21160 2007-04-01 Jan Hubicka <jh@suse.cz>
21162 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
21163 before very first instruction.
21165 2007-04-01 Jan Hubicka <jh@suse.cz>
21167 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
21168 waring on 64bit hosts.
21169 * bitmap.h: Fix typo in bitmap_head_def.
21171 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
21173 PR rtl-optimization/31391
21174 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
21175 into a DELETED_LABEL note, and the label is in an empty basic
21176 block, update BB_END as well as BB_HEAD.
21178 2007-04-01 Richard Henderson <rth@redhat.com>
21180 PR tree-optimization/31169
21181 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
21182 to varying if the range is outside [0, prec-1].
21184 2007-04-01 Richard Sandiford <richard@codesourcery.com>
21187 * config/mips/mips.md (load_const_gp): New insn.
21188 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
21189 the MIPS16 GP pseudo register if no_new_pseudos.
21190 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
21192 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21195 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
21197 (call_value): Likewise.
21199 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
21200 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21203 * doc/invoke.texi: (optimization options): Reword description
21204 of -ffast-math. Document its primary purpose.
21206 2007-03-31 Richard Guenther <rguenther@suse.de>
21208 * omp-low.c (splay-tree.h): Include.
21209 (lookup_decl): Replace splay-tree usage by pointer-map.
21210 (maybe_lookup_decl): Likewise.
21211 (new_omp_context): Likewise.
21212 (delete_omp_context): Likewise.
21213 * gimplify.c (splay-tree.h): Include.
21214 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
21216 (remap_ssa_name): Likewise.
21217 (remap_decl): Likewise.
21218 (remap_type_1): Likewise.
21219 (remap_type): Likewise.
21220 (copy_body_r): Likewise.
21221 (expand_call_inline): Likewise.
21222 (clone_body): Likewise.
21223 (copy_tree_r): Likewise.
21224 (remap_save_expr): Likewise.
21225 (unsave_r): Likewise.
21226 (unsave_expr_now): Likewise.
21227 (tree_function_versioning): Likewise.
21228 (build_duplicate_type): Likewise.
21229 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
21230 (struct copy_body_data): Replace splay-tree by pointer-map.
21231 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
21232 not $(SPLAY_TREE_H).
21233 (gimplify.o): Depend on $(SPLAY_TREE_H).
21234 (omp-low.p): Likewise.
21236 2007-03-31 Anatoly Sokolov <aesok@post.ru>
21238 * config/avr/predicates.md (even_register_operand,
21239 odd_register_operand): New predicates.
21240 * config/avr/avr.md (movw peephole2): New.
21241 (movw_r peephole2): New.
21243 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
21245 * tree.h (get_signed_or_unsigned_type): New.
21246 * fold-const.c (operand_equal_for_comparison_p): Use
21247 get_signed_or_unsigned_type instead of
21248 lang_hooks.types.signed_or_unsigned_type.
21249 * expr.c (store_expr): Ditto.
21250 * langhooks.c (get_signed_or_unsigned_type): New.
21251 (lhd_signed_or_unsigned_type): New.
21252 * langhooks.h (lhd_signed_or_unsigned_type): New.
21253 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
21255 2007-03-30 Richard Henderson <rth@redhat.com>
21257 * tree-ssa-loop-ivopts.c: Include target.h.
21258 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
21259 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
21260 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
21261 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
21263 2007-03-30 Richard Henderson <rth@redhat.com>
21264 Kai Tietz <kai.tietz@onevision.com>
21266 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
21267 default for 64-bit.
21268 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
21269 (TARGET_64BIT_MS_ABI): New.
21270 (DBX_REGISTER_NUMBER): Handle 64-bit.
21271 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
21272 (LONG_TYPE_SIZE): Force to 32.
21273 (REG_PARM_STACK_SPACE): New.
21274 (OUTGOING_REG_PARM_STACK_SPACE): New.
21275 (REGPARM_MAX, SSE_REGPARM_MAX): New.
21276 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21277 (STACK_BOUNDARY): Use 128 for 64-bit.
21278 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
21279 Add 64-bit implementation.
21280 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
21282 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
21283 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
21284 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
21285 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
21286 (ix86_handle_cconv_attribute): Don't warn when ignoring if
21287 TARGET_64BIT_MS_ABI.
21288 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
21289 (ix86_pass_by_reference): Likewise.
21290 (ix86_function_value_regno_p): Likewise.
21291 (ix86_build_builtin_va_list): Likewise.
21292 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
21293 (function_arg_advance_ms_64): New.
21294 (function_arg_advance): Call it.
21295 (function_arg_ms_64): New.
21296 (function_arg): Call it.
21297 (function_value_ms_64): New.
21298 (ix86_function_value_1): Call it.
21299 (return_in_memory_ms_64): New.
21300 (ix86_return_in_memory): Call it.
21301 (setup_incoming_varargs_ms_64): New.
21302 (ix86_setup_incoming_varargs): Call it.
21303 (ix86_expand_prologue): Handle 64-bit stack probing.
21304 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
21305 (output_pic_addr_const): Likewise.
21306 (x86_this_parameter): Likewise.
21307 (x86_output_mi_thunk): Likewise.
21308 (x86_function_profiler): Likewise.
21309 (TARGET_STRICT_ARGUMENT_NAMING): New.
21310 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
21311 (TARGET_64BIT_MS_ABI): New.
21312 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
21313 * config/i386/i386.md (allocate_stack_worker): Remove.
21314 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
21315 describe the clobber of eax without a match_scratch.
21316 (allocate_stack_worker_postreload): Remove.
21317 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
21318 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
21319 (allocate_stack_worker_rex64_postreload): Remove.
21320 (allocate_stack): Handle 64-bit.
21321 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
21322 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
21323 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
21324 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
21325 (STANDARD_STARTFILE_PREFIX_1): Likewise.
21326 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
21327 * config.build (x86_64-*-mingw*): New host.
21328 * config.host (x86_64-*-mingw*): New host.
21329 * config.gcc (x86_64-*-mingw*): New target.
21330 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
21332 2007-03-30 Richard Henderson <rth@redhat.com>
21333 Kai Tietz <kai.tietz@onevision.com>
21335 * c-pragma.c (struct def_pragma_macro_value): New.
21336 (struct def_pragma_macro): New.
21337 (pushed_macro_table): New.
21338 (dpm_hash, dpm_eq): New.
21339 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
21340 (init_pragma): Install them.
21341 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21343 2007-03-30 Anatoly Sokolov <aesok@post.ru>
21345 * config/avr/avr.c (avr_override_options): Clear
21346 'flag_delete_null_pointer_checks'.
21348 2007-03-30 Paolo Carlini <pcarlini@suse.de>
21351 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
21352 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
21353 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
21354 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
21355 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
21356 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
21357 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
21359 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
21361 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
21363 * regmove.c: Move all of pass_stack_adjustments from here...
21364 * combine-stack-adj.c: ...to this new file.
21365 * Makefile.in: Add rules for combine-stack-adj.o.
21367 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
21369 PR tree-optimization/31383
21370 * tree-data-ref.c (affine_function_equal_p): Do not require the
21371 vectors to have the same length.
21373 2007-03-30 Jan Hubicka <jh@suse.cz>
21375 PR middle-end/30700
21376 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
21377 availablility; add more sanity checking; ask varpool only about
21380 2007-03-29 Richard Henderson <rth@redhat.com>
21382 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
21383 to decide, but __SIZEOF_LONG_LONG__.
21385 2007-03-29 Richard Henderson <rth@redhat.com>
21387 * emutls.c (struct __emutls_array): New.
21388 (emutls_destroy): Use it instead of casting element 0 from void*.
21389 (__emutls_get_address): Likewise.
21391 2007-03-29 Richard Henderson <rth@redhat.com>
21393 * varasm.c (initializer_constant_valid_p): Don't deny
21394 DECL_DLLIMPORT_P on functions.
21396 * config/i386/cygming.h: Remove function declarations.
21397 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
21398 (ASM_OUTPUT_LABELREF): Remove.
21399 (COMMON_ASM_OP): Remove.
21400 (ASM_OUTPUT_COMMON): Remove.
21401 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
21402 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
21403 (ASM_DECLARE_FUNCTION_NAME): Likewise.
21404 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
21405 Rename from TARGET_ENCODE_SECTION_INFO.
21406 * config/i386/netware.h: Likewise.
21407 * config/i386/i386-protos.h: Update.
21408 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
21409 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
21410 (legitimate_constant_p): Reject dllimports.
21411 (dllimport_map, get_dllimport_decl): New.
21412 (legitimize_dllimport_symbol): New.
21413 (legitimize_address, ix86_expand_move): Use it.
21414 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
21415 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
21416 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
21417 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
21418 * config/i386/predicates.md (constant_call_address_operand): Only
21419 accept symbols; reject dllimport_p symbols.
21420 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
21421 i386_pe_maybe_record_exported_symbol.
21422 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
21423 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
21424 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
21425 trust the setting of DECL_DLLIMPORT_P.
21426 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
21427 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
21428 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
21429 tidy the argument scanning loop.
21430 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
21431 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
21432 (i386_pe_strip_name_encoding): Remove.
21433 (i386_pe_binds_local_p): New.
21434 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
21435 (i386_pe_output_labelref): Remove.
21436 (i386_pe_asm_output_aligned_decl_common): New.
21437 (i386_pe_maybe_record_exported_symbol): Rename from
21438 i386_pe_record_exported_symbol; check for dllexported symbols.
21440 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
21442 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
21443 add comment explaining why vsnprintf cannot be used.
21445 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
21447 PR tree-optimization/30666
21448 * tree.c (build_complex_type): When creating type names for DWARF2
21449 debug info, create TYPE_DECLs for TYPE_NAME instead of
21451 (build_common_tree_nodes_2): Use build_complex_type when building
21452 predefined complex types, to preserve canonical types.
21454 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
21456 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
21457 (noce_get_alt_condition): Look at it to determine whether to
21458 reverse the condition or not.
21459 (noce_get_condition): Substitute the truth for lies.
21460 (noce_find_if_block): Set the then_else_reversed field.
21462 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
21464 * config/fr30/fr30.md (movdi): Do not accept immediates as the
21465 destination of this insn.
21466 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
21467 than calling gen_rtx_SET directly. Use r0 to hold the value of
21468 'address + 4' rather than a stack based temporary which can be
21469 mis-optimized away.
21471 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21473 * config/s390/s390.c (s390_secondary_input_reload_class,
21474 s390_secondary_output_reload_class): Functions removed.
21475 (s390_secondary_reload): New function.
21476 (TARGET_SECONDARY_RELOAD): Target macro defined.
21477 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
21478 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
21479 * config/s390/s390.md ("reload_outti", "reload_outdi",
21480 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
21481 "reload_out<mode>"): Expanders removed.
21482 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
21483 "reload<mode>_nonoffmem_out"): Expanders added.
21485 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21487 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
21488 action if SRC->DEST replacement failed anyway.
21490 2007-03-28 Mike Stump <mrs@apple.com>
21492 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
21493 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
21494 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
21496 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21498 * config.gcc: Accept barcelona as a variant of amdfam10.
21499 * config/i386/i386.c (override_options): Likewise.
21500 * doc/invoke.texi: Likewise.
21502 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
21504 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
21505 offsets for BIT_FIELD_REF and COMPONENT_REF.
21507 2007-03-28 Richard Guenther <rguenther@suse.de>
21509 * tree.c (is_global_var): Move ...
21510 * tree-flow-inline.h (is_global_var): ... here.
21511 * tree.h (is_global_var): Remove declaration.
21513 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
21515 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
21517 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
21518 * config/i386/i386.c (ix86_tune_features): Initialize new
21520 * config/i386/predicates.md (promotable_binary_operator): Use
21521 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
21523 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
21526 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
21528 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
21530 * config/fr30/fr30.md (movsi_internal): Change destination
21531 constraint from m to V and add m to the end.
21533 2007-03-28 Christian Bruel <christian.bruel@st.com>
21535 * config/sh/sh.md (movsi_i): Fix type attribute.
21537 2007-03-28 Christian Bruel <christian.bruel@st.com>
21539 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
21540 (movsf_ie): Likewise.
21542 2007-03-28 Christian Bruel <christian.bruel@st.com>
21544 * config.gcc: Add sh4-300 to multilib.
21545 * config/sh/t-mlib-sh4-300: New file.
21547 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
21549 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
21550 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
21551 fix_trunc<mode>di2.
21552 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
21553 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
21554 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
21555 "fixuns_trunctddi2"): Whitespace fix.
21557 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
21559 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
21560 the definition of struct sh_args.
21561 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
21562 CALL_COOKIE_INT_REG_GET): Likewise.
21564 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
21566 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
21567 transformations are applied successfully.
21569 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
21571 * tree.c (tree_contains_struct): Permit 512 tree codes.
21572 * tree.h (tree_contains_struct): Ditto.
21573 (MAX_TREE_CODES): Ditto.
21574 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
21575 SPARE member to store remaining padding bits.
21577 2007-03-27 Anatoly Sokolov <aesok@post.ru>
21579 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
21582 2007-03-27 Janis Johnson <janis187@us.ibm.com>
21584 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
21585 * configure: Regenerate.
21587 * configure: Regenerate using the correct version of autoconf.
21589 2007-03-27 Anatoly Sokolov <aesok@post.ru>
21591 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
21593 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
21594 regs to "__SP_L__" and "__SP_H__".
21596 2007-03-27 Richard Guenther <rguenther@suse.de>
21598 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
21599 computations with it with a HOST_WIDE_INT variable.
21601 2007-03-26 Mike Stump <mrs@apple.com>
21603 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
21604 objective-c-header, objective-c++-header and objc++-cpp-output
21606 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
21608 2007-03-26 Richard Henderson <rth@redhat.com>
21611 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
21612 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
21613 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
21614 IX86_BUILTIN_PSRLQ128): New.
21615 (ix86_init_mmx_sse_builtins): Add them.
21616 (ix86_expand_builtin): Expand them.
21617 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
21618 operand 2 be TImode.
21619 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
21620 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
21621 _mm_srli_epi64): Mark __B const.
21622 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
21623 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
21624 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
21625 new two-vector shift builtins.
21627 2007-03-26 Ian Lance Taylor <iant@google.com>
21629 PR tree-optimization/31345
21630 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
21631 [+INF, +INF(OVF)] into VARYING.
21633 2007-03-26 Zack Weinberg <zackw@panix.com>
21635 * gengtype-parse.c: New file.
21636 * gengtype-yacc.y: Delete.
21637 * gengtype-lex.l: Don't include gengtype-yacc.h.
21638 Define YY_DECL and yyterminate appropriately for recursive
21639 descent parser. yylval is now a string out-parameter to yylex.
21640 (HWS, EOID): New shorthand.
21641 (IWORD): Add a couple more types.
21642 (yylex): Add a setup stanza. Remove the complex rules for
21643 detecting GTY'ed types and typedefs; replace with simple
21644 keyword detectors. Adjust everything for the changed
21645 definition of yylval. Ignore all pp-directives, not just #define.
21647 (parse_file): Rename yybegin; do not call yyparse.
21649 * gengtype.c (xasprintf): Export again.
21650 (this_file): New. Use everywhere __FILE__ was being used.
21651 (get_lang_bitmap): Special case types defined in gengtype.c.
21652 (do_typedef, new_structure): Suppress definition of certain types.
21653 (new_structure): Improve diagnostics of duplicate definitions.
21654 Make sure location_s is associated with input.h.
21655 (nreverse_pairs, define_location_structures): New functions.
21656 (main): Improve tagging of kludge types. Remove old kludges
21657 for input.h types; use define_location_structures.
21658 * gengtype.h: Update prototypes. Define token codes here.
21659 * Makefile.in: Remove all references to gengtype-yacc.
21660 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
21662 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
21663 add GTY((skip)) to the field that's only conditionally there.
21664 * doc/install.texi: Document that Bison is no longer required
21665 unless building treelang.
21667 * gengtype.c: Don't include gtyp-gen.h.
21668 (srcdir): Declare here.
21669 (base_files, lang_dir_names): Allocate dynamically.
21670 (gt_files, num_gt_files, num_lang_dirs): New globals.
21671 (measure_input_list, read_input_line, read_input_list)
21672 (set_lang_bitmap): New functions.
21673 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
21674 simplify, relying on read_input_list to set up the bitmaps.
21675 (main): Arguments are no longer unused. Check for correct number
21676 of command line arguments, set srcdir and srcdir_len, then call
21677 read_input_list, before doing anything else. No need to worry
21678 about duplicates in main loop.
21679 * configure.ac: Simplify the calculation of all_gtfiles.
21680 Put language tags in there. Don't set or substitute
21681 all_gtfiles_files_langs or all_gtfiles_files_frags.
21682 * Makefile.in: Revamp the way gengtype is invoked, now that it
21683 takes a file on its command line with a much simpler format.
21684 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
21685 (GTFILES): Remove duplicates and C source files.
21686 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
21687 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
21688 * configure: Regenerate.
21690 * gengtype.h: Remove all type definitions to gengtype.c; leave
21691 only definitions of options_p, type_p, and pair_p as opaque
21692 pointers. Update prototypes.
21693 * gengtype.c: Many type definitions moved here from gengtype.h.
21694 Consolidate type definitions at the top of the file.
21695 (xvasprintf): Delete.
21696 (xasprintf): Make static.
21697 (create_nested_pointer_option): Add 'next' parameter.
21698 (create_field_all, create_field_at): New functions.
21699 (create_field): Now a thin wrapper around create_field_all.
21700 (create_optional_field): Rename create_optional_field_ and add
21701 line argument. Original name is now a macro which supplies
21703 (oprintf): Use vsnprintf directly.
21704 (close_output_files): Use fatal rather than perror/exit.
21705 (note_def_vec, note_def_vec_alloc): Use create_field_at.
21706 (main): Set progname. Don't use exit.
21707 * gengtype-yacc.y (struct_fields): Use create_field_at.
21708 (option, optionseqopt): Delete.
21709 (optionseq): Consolidate productions from option here so we
21710 can use the first argument to create_option.
21712 * gengtype-lex.l: Distinguish unions from structures in the
21713 token type. Don't call find_structure; return the tag as a string.
21714 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
21715 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
21716 string. Reorganize typedef_struct production accordingly.
21717 Use create_nested_ptr_option.
21718 * gengtype.c (create_nested_ptr_option): New function.
21719 * gengtype.h: Declare it.
21721 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
21722 (string_type): Don't declare.
21723 (do_scalar_typedef): Declare.
21724 (create_scalar_type): Update prototype.
21725 * gengtype.c (string_type): Make static.
21726 (scalar_nonchar, scalar_char): New.
21727 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
21728 (resolve_typedef): Use scalar_nonchar for error recovery.
21729 (create_scalar_type): Remove name_len field. Return scalar_char
21730 or scalar_nonchar as appropriate.
21731 (adjust_field_type): Look at scalar_is_char boolean to decide whether
21732 to use string_type.
21733 (throughout): Use scalar_nonchar instead of calling
21734 create_scalar_type, whenever possible.
21735 (main): Initialize scalar_char and scalar_nonchar before calling
21737 * gengtype-lex.l: Adjust for removal of second argument to
21738 create_scalar_type. Use yylval.s instead of yylval.t when
21740 * gengtype-yacc.y: Type of SCALAR is string. Call
21741 create_scalar_type from type:SCALAR rule. Adjust for removal of
21742 second argument to create_scalar_type.
21744 * vec.h: Remove all #if IN_GENGTYPE blocks.
21745 Add comment saying that changes may require adjustments to gengtype.
21746 * gengtype.c: Don't include coretypes.h or tm.h.
21747 Add comment to inclusion of errors.h.
21748 (note_def_vec, note_def_vec_alloc): New functions.
21749 * gengtype.h: Declare new functions.
21750 * gengtype-lex.l: Don't include coretypes.h.
21751 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
21753 (update_lineno): Remove unnecessary prototype.
21754 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
21755 (VEC rule): Just return VEC_TOKEN.
21756 * gengtype-yacc.y (VEC_TOKEN): New token type.
21757 (type): Add a production for VEC(a,b).
21758 * Makefile.in: Update dependencies.
21760 * gengtype-lex.l: Remove rules for parsing pointer-to-function
21761 typedefs that use the old PARAMS macro.
21763 * gengtype-lex.l: Remove all rules and states relating to yacc
21765 * gengtype-yacc.y: Similarly.
21766 * gengtype.c (note_yacc_type): Delete function.
21767 * gengtype.h: Update prototypes.
21769 2007-03-26 Joseph Myers <joseph@codesourcery.com>
21771 * tree-pretty-print.c (dump_generic_node): Report precision of
21772 unnamed integer types.
21774 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
21776 * ifcvt.c (noce_try_store_flag_constants): Don't check
21777 no_new_pseudos here.
21778 (noce_try_store_flag_constants): Don't check no_new_pseudos.
21779 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
21780 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
21781 noce_try_sign_mask): Likewise.
21782 (if_convert): Check no_new_pseudos here.
21784 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
21786 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
21787 (noce_get_condition): Handle new then_else_reversed argument.
21788 (noce_init_if_info): Remove, fold into noce_find_if_block.
21789 (noce_process_if_block): Take a struct noce_if_info as the
21790 argument. Don't set up one based on ce_if_info. Update pointer
21791 references accordingly.
21792 (cond_move_process_if_block): Likewise.
21793 (process_if_block): Removed.
21794 (find_if_block): Removed. Move functionality two new functions,
21795 noce_find_if_block and cond_exec_find_if_block.
21796 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
21797 blocks and the symmetric IF-ELSE-JOIN case.
21798 (cond_exec_find_if_block): Also new function mostly based on old
21799 find_if_block and process_if_block.
21800 (find_if_header): Replace find_if_block call with separately
21801 guarded calls to noce_find_if_block and cond_exec_find_if_block.
21802 (find_cond_trap): Update noce_get_condition call.
21803 (dead_or_predicable): Likewise.
21805 2007-03-26 Jakub Jelinek <jakub@redhat.com>
21807 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
21809 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
21810 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
21811 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
21812 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
21813 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
21814 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
21815 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
21816 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
21817 __builtin_ia32_psrad128 builtins.
21819 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
21821 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
21822 * config/i386/constraints.md
21823 (define_constraint "I"): Use IN_RANGE macro.
21824 (define_constraint "J"): Ditto.
21825 (define_constraint "K"): Ditto.
21826 (define_constraint "M"): Ditto.
21827 (define_constraint "N"): Ditto.
21828 (define_constraint "O"): Ditto.
21829 * config/i386/predicates.md
21830 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
21831 (define_predicate "const_0_to_3_operand"): Ditto.
21832 (define_predicate "const_0_to_7_operand"): Ditto.
21833 (define_predicate "const_0_to_15_operand"): Ditto.
21834 (define_predicate "const_0_to_63_operand"): Ditto.
21835 (define_predicate "const_0_to_255_operand"): Ditto.
21836 (define_predicate "const_1_to_31_operand"): Ditto.
21837 (define_predicate "const_2_to_3_operand"): Ditto.
21838 (define_predicate "const_4_to_7_operand"): Ditto.
21840 2007-03-25 David Edelsohn <edelsohn@gnu.org>
21842 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
21843 in SImode for save_world.
21844 * config/rs6000/altivec.md (save_world, restore_world): Convert to
21847 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
21849 PR tree-optimization/30784
21850 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
21853 2007-03-25 Revital Eres <eres@il.ibm.com>
21855 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
21856 Fold movement_possibility function into it.
21858 2007-03-25 David Edelsohn <edelsohn@gnu.org>
21860 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
21861 (load_macho_picbase_{si,di}): Convert to LR hard reg.
21862 (call_indirect_nonlocal_darwin64): Same.
21863 (call_nonlocal_darwin64): Same.
21864 (call_value_indirect_nonlocal_darwin64): Same.
21865 (call_value_nonlocal_darwin64): Same.
21866 (sibcall_nonlocal_darwin64): Same.
21867 (sibcall_value_nonlocal_darwin64): Same.
21868 (sibcall_symbolic_64): Same.
21869 (sibcall_value_symbolic_64): Same.
21870 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
21872 (rs6000_emit_load_toc_table): Same.
21873 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
21874 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
21876 (divss_call): Same.
21877 (divus_call): Same.
21878 (quoss_call): Same.
21879 (quous_call): Same.
21880 (load_toc_v4_pic_si): Same
21881 (load_toc_v4_PIC_1): Same.
21882 (load_toc_v4_PIC_1b): Same.
21883 (call_indirect_aix{32,64}): Same.
21884 (call_value_indirect_aix{32,64}): Same.
21886 (call_value): Same.
21887 (call_local{32,64}): Same.
21888 (call_value_local{32,64}): Same.
21889 (call_indirect_nonlocal_aix{32,64}): Same.
21890 (call_nonlocal_aix{32,64}): Same.
21891 (call_value_indirect_nonlocal_aix{32,64}): Same.
21892 (call_value_nonlocal_aix{32,64}): Same.
21893 (call_indirect_nonlocal_sysv<mode>): Same.
21894 (call_nonlocal_sysv<mode>): Same.
21895 (call_value_indirect_nonlocal_sysv<mode>): Same.
21896 (call_value_nonlocal_sysv<mode>): Same.
21898 (sibcall_local{32,64}): Same.
21899 (sibcall_value_local{32,64}): Same.
21900 (sibcall_nonlocal_aix{32,64}): Same.
21901 (sibcall_value_nonlocal_aix{32,64}): Same.
21902 (sibcall_nonlocal_sysv<mode>): Same.
21903 (sibcall_value): Same.
21904 (sibcall_value_nonlocal_sysv<mode>): Same.
21906 2007-03-24 Paul Brook <paul@codesourcery.com>
21908 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
21909 * config/arm/linux-eabi.h: Remove legacy syscall hack.
21911 2007-03-24 Richard Henderson <rth@redhat.com>
21913 * config/ia64/constraints.md: New file.
21914 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
21915 satisfies_constraint_?.
21916 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
21917 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
21918 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
21919 ia64_output_mi_thunk): Likewise.
21920 (ia64_const_ok_for_letter_p): Remove.
21921 (ia64_const_double_ok_for_letter_p): Remove.
21922 (ia64_extra_constraint): Remove.
21923 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
21924 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
21925 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
21926 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
21927 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
21928 EXTRA_MEMORY_CONSTRAINT): Remove.
21929 * config/ia64/ia64.md: Include constriants.md. Replace
21930 CONST_OK_FOR_? with satisfies_constraint_?.
21932 2007-03-23 Michael Meissner <michael.meissner@amd.com>
21933 H.J. Lu <hongjiu.lu@intel.com>
21935 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
21937 (name macros): Use DPD_BID_NAME to convert names properly.
21939 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
21940 decimal floating point format.
21941 (init_floating_libfuncs): Change decimal functions so that they
21942 have a "bid_" prefix if the decimal system uses the BID format,
21943 and "dpd_" prefix if the decimal system uses the DPD format.
21944 (init_interclass_conv_libfuncs): Ditto.
21945 (init_intraclass_conv_libfuncs): Ditto.
21947 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
21948 using the BID format.
21950 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
21951 whether we are using the BID decimal format.
21952 * configure: Regenerate.
21954 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
21955 the compiler has decimal floating point enabled. Define
21956 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
21959 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
21960 using the BID format.
21962 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
21963 whether we are using the BID decimal format.
21964 * configure: Regenerate.
21966 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
21967 the compiler has decimal floating point enabled. Define
21968 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
21971 * doc/install.texi (--enable-decimal-float): Document BID and DPD
21972 options, and that it is enabled for i386/x86_64 systems.
21974 * Makefile.in (enable_decimal_float): New.
21976 (DECNUMINC): Add -I$(DECNUMFMT).
21977 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
21978 to $(DECNUMFMT) from $(DECNUM).
21980 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
21981 Substitute enable_decimal_float.
21982 * configure: Regenerated.
21985 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
21988 * configure.ac: Enable decimal float for x86_64-*-linux*.
21989 * configure: Regenerated.
21992 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
21993 decimal128ClearSign to flip and clear the sign bit in decimal128.
21994 (decimal_real_maxval): Set decimal128SetSign to set the sign
21997 2007-03-23 Ian Lance Taylor <iant@google.com>
21999 * fold-const.c (fold_binary): Correct warning for X - c >= X.
22001 2007-03-23 Ian Lance Taylor <iant@google.com>
22003 * tree-dump.c (dump_files): Correct comment.
22005 2007-03-23 Ian Lance Taylor <iant@google.com>
22007 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
22009 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
22011 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
22012 in cfglayout mode. Don't go into and out of cfglayout mode.
22013 Link the blocks in the order of the constructed traces.
22014 (rest_of_handle_tracer): Adjust call to tracer.
22015 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
22016 Don't go into cfglayout mode.
22017 (rtl_loop_done): Don't go out of cfglayout mode.
22018 * cfglayout.c (relink_block_chain): New function, split out from...
22019 (fixup_reorder_chain): ...here. Remove redundant checking.
22020 (cfg_layout_finalize): Don't clear the header, footer, and aux
22021 fields here, move the code to do so to relink_block_chain. Likewise
22022 for free_original_copy_tables.
22023 * rtl.h (tracer): Update prototype.
22024 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
22025 Assert we are in cfglayout mode. Don't go into and out of cfglayout
22026 mode. Use relink_block_chain to serialize the CFG according to the
22027 new basic block order. Move targetm.cannot_modify_jumps_p check from
22029 (gate_handle_reorder_blocks): ...to here.
22030 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
22032 (gate_duplicate_computed_gotos): ...to here.
22033 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
22034 something always changes when going into and out of cfglayout mode.
22035 Perform an expensive cfg cleanup while going into cfglayout mode.
22036 Always update liveness information on HAVE_conditional_execution
22037 targets. Reserialize the basic blocks and go out of cfglayout mode.
22038 * reg-stack.c: Include cfglayout.h.
22039 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
22040 the call to reorder_basic_blocks.
22041 * basic-block.h (reorder_basic_blocks): Update prototype.
22042 (relink_block_chain): New prototype.
22043 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
22045 2007-03-23 Joseph Myers <joseph@codesourcery.com>
22047 * config/mips/mips.md (type, hazard, *movdi_32bit,
22048 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
22049 *movhi_internal, *movqi_internal, *movsf_hardfloat,
22050 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
22051 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
22052 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
22054 (movcc): Change first xfer to multi.
22055 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
22056 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
22057 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
22058 config/mips/generic.md: Change reservations using "xfer" to use
22060 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
22061 using match_operand.
22062 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
22063 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
22065 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
22067 2007-03-22 Richard Henderson <rth@redhat.com>
22069 * config/i386/i386.c: Remove unnecessary function declarations.
22070 Move targetm definition, and all related macros, to the end of
22071 the file. Resort some functions to put definitions before uses.
22072 (ix86_attribute_table): Make static. Move to end of file.
22073 (ix86_gimplify_va_arg): Make static.
22075 2007-03-22 Richard Henderson <rth@redhat.com>
22077 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
22078 don't increase local_regparm with force_align_arg_pointer check.
22079 (ix86_function_sseregparm): Assert 32-bit.
22080 (type_has_variadic_args_p): New.
22081 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
22082 type_has_variadic_args_p.
22083 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
22084 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
22085 use memset instead. Do maybe_vaarg check first; skip attribute
22086 tests if true; skip attribute tests for 64-bit.
22087 (construct_container): Remove TARGET_DEBUG_ARG.
22088 (function_arg_advance_32, function_arg_advance_64): Split out ...
22089 (function_arg_advance): ... from here.
22090 (function_arg_32, function_arg_64): Split out ...
22091 (function_arg): ... from here.
22092 (ix86_pass_by_reference): Tidy.
22093 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
22094 (function_value_32): New, from parts of ix86_function_value
22095 and ix86_value_regno.
22096 (function_value_64): New, from parts of ix86_function_value
22097 and ix86_libcall_value.
22098 (ix86_function_value_1): New.
22099 (ix86_function_value, ix86_libcall_value): Use it.
22100 (return_in_memory_32, return_in_memory_64): Split out ...
22101 (ix86_return_in_memory): ... from here.
22102 (ix86_struct_value_rtx): Skip for 64-bit.
22103 (ix86_libcall_value, ix86_value_regno): Remove.
22104 (setup_incoming_varargs_64): Split out ...
22105 (ix86_setup_incoming_varargs): ... from here.
22106 (ix86_va_start): Remove TARGET_DEBUG_ARG.
22107 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
22108 * config/i386/i386-protos.h (ix86_function_value): Remove.
22109 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
22111 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22114 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
22115 infinities not supported, otherwise emit warning if -Woverflow. On
22116 underflow, emit warning if -Woverflow.
22117 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
22119 * real.h (real_from_string): Update declaration
22121 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
22122 Richard Henderson <rth@redhat.com>
22124 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
22125 * calls.c (compute_argument_block_size, expand_call,
22126 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
22127 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
22128 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
22129 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
22130 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
22131 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
22132 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
22133 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
22136 2007-03-22 Joseph Myers <joseph@codesourcery.com>
22138 * c-incpath.c (add_sysroot_to_chain): New.
22139 (merge_include_chains): Add sysroot argument. Call
22140 add_sysroot_to_chain if sysrooted.
22141 (register_include_chains): Update call to merge_include_chains.
22142 * doc/cppopts.texi: Document use of '=' in include directory
22145 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
22147 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
22148 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
22149 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
22150 insn pattern using X87MODEF12 mode macro.
22152 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
22154 * regmove.c (regmove_optimize): Use reg_mentioned_p
22155 instead of reg_overlap_mentioned_p for DST.
22157 2007-03-21 Mike Stump <mrs@apple.com>
22159 * c.opt: Fixup for Objective-C/C++.
22161 2007-03-21 Steve Ellcey <sje@cup.hp.com>
22163 * explow.c (convert_memory_address): Fold memory reference when
22164 POINTERS_EXTEND_UNSIGNED < 0
22166 2007-03-21 Richard Henderson <rth@redhat.com>
22169 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
22170 * config/i386/mmintrin.h (__m64): Likewise.
22171 * config/i386/xmmintrin.h (__m128): Likewise.
22173 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22175 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
22176 (VXWORKS_OS_CPP_BUILTINS): Define.
22177 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
22178 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
22180 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22182 * rtl.h (constant_pool_reference_p): Delete.
22183 (find_constant_src): Declare.
22184 * rtlanal.c (find_constant_src): New function.
22185 * simplify-rtx.c (constant_pool_reference_p): Delete.
22186 * config/i386/i386.md: Use find_constant_src instead of
22187 constant_pool_reference_p/avoid_constant_pool_reference pairs.
22189 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22191 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
22192 * c-cppbuiltin.c (c_cpp_builtins): Define them.
22194 2007-03-20 Mark Mitchell <mark@codesourcery.com>
22196 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
22197 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
22198 (arm_elf_asm_constructor): Use it.
22199 (arm_elf_asm_destructor): New function.
22201 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
22203 * jump.c (mark_jump_label): Treat SEQUENCE specially.
22205 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
22207 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
22209 2007-03-19 Andrew Haley <aph@redhat.com>
22211 PR tree-optimization/31264
22212 * tree-vrp.c (register_edge_assert_for_1): Don't look though
22213 VIEW_CONVERT_EXPRs.
22215 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
22217 PR rtl-optimization/30907
22218 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
22219 (fwprop_init): Always call loop_optimizer_initialize.
22220 (fwprop_done): Always call loop_optimizer_finalize.
22221 (fwprop): We always have loop info now.
22222 (gate_fwprop_addr): Remove.
22223 (pass_fwprop_addr): Use gate_fwprop as gate.
22225 PR rtl-optimization/30841
22226 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
22227 df_chain_alloc): Call df_reorganize_refs unconditionally.
22228 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
22229 refs_organized to refs_organized_size.
22230 (df_ref_create_structure): Use refs_organized_size instead of
22231 bitmap_size if refs had been organized, and keep refs_organized_size
22233 * df.h (struct df_ref_info): Change refs_organized to
22234 refs_organized_size.
22235 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
22238 2007-03-19 Mark Mitchell <mark@codesourcery.com>
22240 * except.c (output_function_exception_table): Do not reference the
22241 EH personality routine for functions that do not require an
22244 2007-03-20 Jakub Jelinek <jakub@redhat.com>
22247 * c-typeck.c (convert_for_assignment): Call comptypes for
22248 RECORD_TYPE or UNION_TYPE.
22250 PR inline-asm/30505
22251 * reload1.c (reload): Do invalid ASM checking after
22252 cleanup_subreg_operands.
22254 2007-03-19 Jeff Law <law@redhat.com>
22256 * tree-cfg.c (find_taken_edge): Tighten conditions for
22257 optimizing computed gotos.
22259 2007-03-19 Michael Matz <matz@suse.de>
22261 * builtins.c (expand_builtin_sync_operation,
22262 expand_builtin_compare_and_swap,
22263 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
22266 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
22267 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
22270 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22272 * doc/tm.texi: Add brackets around the return type of
22273 TARGET_SECONDARY_RELOAD.
22275 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
22276 Richard Guenther <rguenther@suse.de>
22278 PR tree-optimization/31254
22279 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22280 Use handled_component_p () where appropriate. Continue
22281 propagating into the rhs if we propagated into an INDIRECT_REF
22284 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22286 * config/s390/s390.md (op_type attribute): RRR instruction type added.
22287 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
22288 (xde, xdee): Mode attributes adjusted to support DFP modes.
22289 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
22290 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
22291 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
22292 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
22293 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
22294 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22295 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
22297 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
22298 "movsf"): Insn definitions removed.
22299 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
22300 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
22301 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
22303 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
22304 "reload_in<mode>", "reload_out<mode>"): Expander added.
22305 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
22308 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22310 * config/s390/s390.md: Only non-functional changes. Renamed
22311 FPR mode macro to BFP all over the file.
22313 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22315 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
22316 (op_type attribute): RRF instruction type added.
22317 (fT0): New mode attribute.
22318 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22319 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
22320 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
22321 instruction no secondary memory is needed when moving DFmode values
22322 between GPRs and FPRs.
22324 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22326 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
22327 inverted and documentation adjusted.
22328 ("mhard-dfp", "msoft-dfp"): New options.
22329 * config/s390/s390.c (s390_handle_arch_option): New architecture
22331 (override_options): Sanity checks for the new options added.
22332 * config.gcc: New architecture switch: z9-ec.
22333 * config/s390/s390.h (processor_flags): PF_DFP added.
22334 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
22335 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
22336 when the bit is NOT set so remove it from the defaults.
22338 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22340 * genemit.c (main): Print include statement for dfp.h.
22341 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
22344 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22346 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
22348 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
22351 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
22352 instead of PATTERN.
22354 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22356 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
22357 attr_length_call, output_call, output_indirect_call): Cleanup
22358 formatting of targetm calls.
22360 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22362 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
22364 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22366 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
22367 reservation, bypass and anti-bypass descriptions for these
22368 instructions. Update move patterns.
22369 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
22372 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
22374 * tree-vect-transform.c (get_initial_def_for_induction): Replace
22375 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
22376 (get_initial_def_for_reduction): Likewise.
22378 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
22380 Fix PR tree-optimization/29922
22381 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
22382 (get_representative): Removed.
22383 (value_dies_in_block_x): Update for rvuse removal.
22384 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
22385 (compute_antic_aux): Handle when PHI nodes appear in
22386 non-single-successors.
22387 (dump_bitmap_of_names): Removed.
22388 (compute_antic_safe): Renamed and removed rvuse calculation.
22389 Calculate only antic safe.
22390 (insert_into_preds_of_block): Remove assert.
22391 (execute_pre): Update for renamed functions.
22392 (defer_or_phi_translate_block): New function.
22394 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22396 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
22397 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
22399 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
22400 Follow spelling conventions.
22402 * tree-data-ref.h: Remove the prototype for analyze_array.
22404 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
22406 PR tree-optimization/31041
22407 * tree-vect-transform.c (get_initial_def_for_induction): Call
22408 force_gimple_operand.
22410 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
22412 * ipa-type-escape.c (look_for_casts) : Revert code to use
22413 handled_component_p due to ada test a-numaux.adb.
22415 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22417 * final.c (final_scan_insn): Alter the condition of a
22418 conditional trap if we have nonstandard CC.
22420 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22422 * configure.ac: Remove excess quoting from asm line 0 test.
22423 * configure: Rebuilt.
22425 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22427 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
22428 * c-common.c (convert_and_check): Move warning logic to...
22429 (warnings_for_convert_and_check): ...here. Define.
22430 * c-common.h (warnings_for_convert_and_check): Declare.
22432 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22434 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
22435 (output_call): Likewise.
22437 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22439 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
22441 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22443 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
22445 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
22447 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
22448 opteron, athlon-64 and athlon-fx processor_alias_table entries.
22450 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
22452 PR tree-optimization/31183
22453 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
22454 Use double_int instead of unsigned int for representing access_strides.
22455 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
22457 2007-03-16 Richard Guenther <rguenther@suse.de>
22459 PR tree-optimization/31146
22460 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
22461 to allow recursion of forward_propagate_addr_expr.
22462 (forward_propagate_addr_into_variable_array_index): Likewise.
22463 (forward_propagate_addr_expr): Likewise.
22464 (tree_ssa_forward_propagate_single_use_vars): Likewise.
22465 (forward_propagate_addr_expr_1): Recurse on simple copies
22466 instead of propagating into them. Do so for useless conversions
22468 (forward_propagate_addr_expr): Clean up unused statements after
22471 2007-03-16 Richard Guenther <rguenther@suse.de>
22473 * builtins.c (expand_builtin_cexpi): Use the right argument
22474 for the expansion via cexp.
22476 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22478 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
22479 * configure: Rebuilt.
22481 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22484 * dwarf2out.c (force_type_die): Adjust comment.
22485 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
22487 2007-03-15 DJ Delorie <dj@redhat.com>
22489 * config/frv/predicates.md (minmax_operator): Don't check operands
22492 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
22494 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
22495 Update constant estimates of number of iterations.
22496 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
22497 argument renamed to "realistic".
22498 (compute_estimated_nb_iterations): Removed.
22499 (record_niter_bound): New function.
22500 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
22501 call record_nonwrapping_iv with upper = false.
22502 (infer_loop_bounds_from_signedness): Pass upper argument to
22503 record_nonwrapping_iv.
22504 (estimate_numbers_of_iterations_loop): Do not call
22505 compute_estimated_nb_iterations. Record estimate based on profile
22506 information. Initialize the constant estimates of number of
22508 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
22510 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
22511 number of iterations is too small.
22512 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
22513 (EST_NOT_AVAILABLE): Removed.
22514 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
22515 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
22518 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
22520 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
22521 Handle NE_EXPR guards.
22523 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22526 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
22527 Set also -pedantic-errors by default for the preprocessor unless
22528 -fpermissive is given.
22530 2007-03-15 Richard Guenther <rguenther@suse.de>
22532 PR middle-end/29719
22533 PR middle-end/31161
22534 * builtins.c (expand_builtin_cexpi): As a fallback if we
22535 don't have builtins for sincos or cexp create a function
22536 declaration for cexp and expand to a call to that.
22537 (expand_builtin_int_roundingfn): Always fall
22538 back to floor/ceil and its variants even if they may be
22541 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
22543 PR middle-end/31159
22544 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
22545 jump tables, move the call to delete_dead_jumptables from here...
22546 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
22547 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
22548 don't allow merging of blocks that try_redirect_by_replacing_jump
22549 also does not handle when not optimizing.
22551 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
22552 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22554 * config/i386/i386.md (x86_sahf_1): Correctly handle
22557 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
22560 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
22561 x86_64_general_operand as operand[2] predicate. Remove "iF"
22562 from operand constraints and use "e" constraint instead.
22563 (*subti3_1, *subti3_1 splitter): Ditto.
22564 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
22565 operand[1] predicate.
22567 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
22569 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
22570 arrays, multiply the access strides by the size of the sub-array.
22571 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
22573 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
22575 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
22576 the configured assembler supports the sahf mnemonic.
22577 * configure: Regenerate.
22578 * config.in: Regenerate.
22580 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
22581 emit "sahf" or ".byte\t0x9e" as asm template.
22583 2007-03-14 Michael Meissner <michael.meissner@amd.com>
22586 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
22587 option to replace hard coded TARGET_xxx in md file.
22588 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
22589 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
22590 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
22591 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
22592 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
22593 (X86_TUNE_NOT_VECTORMODE): Ditto.
22594 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
22595 (TUNE_AVOID_VECTOR_DECODE): Ditto.
22596 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
22597 (TUNE_SLOW_IMUL_IMM8): Ditto.
22598 (TUNE_MOVE_M1_VIA_OR): Ditto.
22599 (TUNE_NOT_UNPAIRABLE): Ditto.
22600 (TUNE_NOT_VECTORMODE): Ditto.
22602 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
22605 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
22606 tuning options instead of hard coded TARGET_xxx.
22607 (fix ssemode peephole2's): Ditto.
22608 (imul peephole2's): Ditto.
22610 (movdi_or_rex64): Ditto.
22611 (move peephole2): Ditto.
22612 (not peephole2's): Ditto.
22614 2007-03-14 Dirk Mueller <dmueller@suse.de>
22616 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
22617 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
22618 * c-parser.c (c_parser_if_body): Always add an empty statement in case
22620 * c-parser.c (c_parser_do_statement): Warn about empty body in
22621 do/while statement.
22622 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
22623 * doc/invoke.texi (-Wempty-body): Update documentation.
22625 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22628 * c-common.h (warn_for_div_by_zero): Declare.
22629 * c-common.c (warn_for_div_by_zero): Define.
22630 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
22633 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22635 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
22636 to PREFIX and STANDARD_PREFIX.
22638 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22639 Phil Edwards <phil@codesourcery.com>
22641 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
22642 (__gthread_once_t): Remove busy field for RTPs.
22643 (__GTHREAD_ONCE_INIT): Update accordingly.
22645 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22647 * doc/invoke.texi: Document VxWorks options.
22649 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
22651 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
22653 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
22655 PR tree-optimization/30590
22656 * tree-nrv.c (tree_nrv): Check for the partial update of the
22659 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
22661 * flags.h (flag_random_seed): Remove declaration, in favor of...
22662 * toplev.h (get_random_seed, set_random_seed): ... these.
22663 * tree.c (get_file_function_name): Use the former.
22664 * opts.c (common_handle_option): Use the latter.
22667 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
22669 PR middle-end/31127
22670 * cse.c (cse_find_path): Do not bail out if a basic block that
22671 we already visited now becomes part of a path that starts at a
22672 different basic block. Just disallow this, to make sure we
22673 visit each basic block at most once.
22675 2007-03-13 Jan Hubicka <jh@suse.cz>
22677 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
22678 attributes, when profile esitmate is present, calls with very low
22679 frequency are cold.
22681 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
22683 PR tree-optimization/30730
22684 PR tree-optimization/26900
22685 * tree-ssa-loop-niter.c: Include gmp.h.
22686 (bounds): New type.
22687 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
22688 split_to_var_and_offset, determine_value_range,
22689 bound_difference_of_offsetted_base, refine_bounds_using_guard,
22690 bound_difference, bounds_add, bounds_negate,
22691 number_of_iterations_ne_max, dump_affine_iv): New functions.
22692 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
22693 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
22694 difference of initial and final value of control iv to validate
22696 (number_of_iterations_cond): Add loop parameter. Determine bounds
22697 on the difference of the extremes of the control iv. Add dumps.
22698 (expand_simple_operations): Handle phi nodes.
22699 (simplify_using_initial_conditions): Do not record used conditions.
22700 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
22701 Do not set additional_info.
22702 (implies_nonnegative_p, implies_ge_p): Removed.
22703 (derive_constant_upper_bound): Do not use parameter `additional'.
22704 (record_estimate): Parameter `additional' removed. Parameter
22705 `i_bound' added. Do not call derive_constant_upper_bound.
22706 (record_nonwrapping_iv): Use derive_constant_upper_bound to
22707 bound the number of iterations estimate.
22708 (estimate_numbers_of_iterations_loop): Pass the estimate from
22709 the number of iterations analysis to record_estimate.
22710 * tree.h (multiple_of_p): Declare.
22711 * tree-scalar-evolution.c (expression_expensive_p): Removed.
22712 (scev_const_prop): Do not check expression_expensive_p.
22713 * fold-const.c (multiple_of_p): Exported.
22714 * double-int.c (double_int_mask): Exported.
22715 * double-int.h (double_int_mask): Declare.
22716 * tree-flow.h (struct tree_niter_desc): Removed additional_info
22717 field. Added max field.
22719 2007-03-13 David Taylor <taylor@candd.org>
22722 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
22725 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22728 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
22729 two unamed patterns.
22731 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
22733 * config/i386/i386.opt (mcx16, msahf): New options.
22734 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
22735 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
22737 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
22738 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
22739 Output -mcx16 and -msahf options when corresponding bit is set.
22741 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
22742 and -msahf options.
22744 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
22746 * configure.ac: Test for assembler tolerance to # 0 "".
22747 * configure, config.in: Rebuilt.
22748 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
22750 2007-03-13 Geoffrey Keating <geoffk@apple.com>
22752 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
22754 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
22755 (handle_syscall): Handle direct system calls.
22756 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
22758 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
22760 * doc/invoke.texi: Fix cpp.info cross-reference.
22761 * doc/passes.texi: Fix gcc.info cross-reference.
22763 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
22765 PR tree-optimization/30835
22766 * lambda-code.c (can_convert_to_perfect_nest): Check whether
22767 bb_for_stmt is not NULL before accessing it.
22769 2007-03-12 Joseph Myers <joseph@codesourcery.com>
22771 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
22774 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
22777 * doc/install.texi: Document --enable-stage1-languages
22779 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
22781 * tree-pass.h (pass_into_cfg_layout_mode,
22782 pass_outof_cfg_layout_mode): Declare.
22783 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
22784 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
22785 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
22786 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
22788 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
22790 * c-decl.c (warn_variable_length_array): New function.
22791 Refactored from grokdeclarator to handle warn_vla
22792 and handle unnamed array case.
22793 (grokdeclarator): Refactored VLA warning case.
22794 * c.opt (Wvla): New flag.
22795 * doc/invoke.texi (Wvla): New warning.
22797 2007-03-12 Richard Henderson <rth@redhat.com>
22799 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
22800 (TARGET_SECTION_TYPE_FLAGS): New.
22802 2007-03-12 Richard Henderson <rth@redhat.com>
22804 * config/darwin.c (machopic_reloc_rw_mask): New.
22805 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
22806 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
22808 2007-03-12 Mark Mitchell <mark@codesourcery.com>
22810 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
22811 * cppdefault.h (cpp_PREFIX): Document.
22812 (cpp_PREFIX_len): Likewise.
22813 (cpp_EXEC_PREFIX): New variable.
22814 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
22815 * c-incpath.c (add_standard_paths): Correct logic for relocating
22816 paths within prefix.
22818 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
22820 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
22821 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
22823 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
22824 fix_truncdfdi_sse using SSEMODEF mode macro.
22825 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
22826 fix_truncdfsi_sse using SSEMODEF mode macro.
22827 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
22828 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
22830 2007-03-12 Richard Sandiford <richard@codesourcery.com>
22832 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
22833 elfos.h to tm_file.
22835 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
22837 * tree.h : Add multiple_of_p declaration.
22838 * fold-const.c (multiple_of_p): Make multiple_of_p public.
22839 * ipa-type-escape.c (results_of_malloc): Redundant.
22840 (visited_stmts): New. Visited stmt for walk_use_def_chains.
22841 (cast_type): Extended with new members.
22842 (check_cast): Returns cast_type.
22843 (cast): New structure for data of walk_use_def_chains.
22844 (is_malloc_result, is_cast_from_non_pointer_1,
22845 is_cast_from_non_pointer,
22846 is_array_access_through_pointer_and_index): New functions.
22847 (look_for_casts): Returns cast types.
22848 (check_call): Returns void.
22849 (okay_pointer_operation): Use support of pointer plus index,
22850 pointer plus constant and allow all multiplications.
22852 2007-03-11 Richard Guenther <rguenther@suse.de>
22854 PR tree-optimization/31115
22855 * tree-vrp.c (extract_range_from_binary_expr): Make sure
22856 the shift count is positive and non-anti-range for RSHIFT_EXPR.
22857 A shift count of zero is not special as with *_DIV_EXPR.
22858 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
22861 2007-03-11 Ian Lance Taylor <iant@google.com>
22863 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
22864 the *_DIV_EXPR codes correctly with overflow infinities.
22866 2007-03-11 Ira Rosen <irar@il.ibm.com>
22868 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
22869 indicate success/failure of the analysis. Add negation to subtrahend
22870 in case of subtraction. Fail if both operands contain constants.
22871 (create_data_ref): Fail if analyze_offset fails.
22873 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
22875 * config/i386/i386.md (frndintxf2): Rename to ...
22876 (rintxf2): ... this. Remove expander having same name.
22877 (rintsf2, rintdf2): Implement using SSEMODEF macro.
22878 (roundsf2, rounddf2): Ditto.
22879 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
22880 (lround<mode>di2, lround<mode>si2): Ditto.
22882 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
22884 * lower-subreg.c: Include except.h.
22885 (decompose_multiword_subregs): Verify that the only control flow
22886 insns we can split are loads to multi-words pseudos.
22887 Handle breaking such blocks after splitting, instead of calling
22888 find_many_sub_basic_blocks.
22890 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
22891 on the new basic block. Add a lengthy comment explaining why we
22892 thought this was necessary.
22893 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
22895 2007-03-10 Mark Mitchell <mark@codesourcery.com>
22898 * tree.c (walk_type_fields): Recurse into the element type of
22899 ARRAY_TYPEs if there is a pointer set.
22901 2007-03-10 Dirk Mueller <dmueller@suse.de>
22903 * c-common.c (warn_logical_operator): Fix condition.
22905 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
22907 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
22909 * config/darwin.c (machopic_select_section): Remove superfluous
22910 argument in call to categorize_decl_for_section. Remove unused
22913 2007-03-10 Joseph Myers <joseph@codesourcery.com>
22915 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
22917 * configure: Regenerate.
22919 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
22922 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
22923 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
22924 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
22925 Add LABEL_NUSES to emitted label.
22926 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
22927 branch probability value to emitted jump insn.
22928 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
22929 Do not check life information and do not re-arrange input operands
22930 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
22932 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
22934 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
22935 the change of decode_asm_operands.
22937 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
22939 * mode-switching.c (create_pre_exit): Skip blockage insn.
22941 2007-03-09 Diego Novillo <dnovillo@redhat.com>
22943 * tree-pass.h (TODO_update_smt_usage): Remove.
22945 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
22949 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22951 * pa.c (attr_length_call): Revise condition for long
22952 pc-relative branch.
22953 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
22954 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
22955 sequence on SOM target.
22957 2007-03-09 Geoffrey Keating <geoffk@apple.com>
22959 * gcc.c: Document %{, in big comment at top.
22960 (input_suffix_matches): Remove special handling for .s and
22962 (input_spec_matches): New.
22963 (handle_braces): Handle %{,.
22964 (validate_switches): ',' indicates a value which is not a switch.
22965 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
22966 to detect assembler input.
22967 * config/i386/sol2.h (CPP_SPEC): Likewise.
22968 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
22969 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
22970 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
22971 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
22972 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
22973 -m64 causes deployment target to default to 10.5.
22974 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
22976 2007-03-09 Richard Henderson <rth@redhat.com>
22979 * target.h (targetm.asm.out.reloc_rw_mask): New.
22980 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
22981 (TARGET_ASM_OUT): Use it.
22982 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
22983 * varasm.c (categorize_decl_for_section): Remove shlib argument;
22984 use the new reloc_rw_mask target hook instead.
22985 (default_section_type_flags_1): Merge into...
22986 (default_section_type_flags): ... here.
22987 (decl_readonly_section_1): Merge into...
22988 (decl_readonly_section): ... here.
22989 (default_elf_select_section_1): Merge into...
22990 (default_elf_select_section): ... here.
22991 (default_unique_section_1): Merge into...
22992 (default_unique_section): ... here.
22993 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
22994 (default_select_rtx_section): Use it.
22995 (default_elf_select_rtx_section): Likewise.
22996 * output.h: Update to match.
22997 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
22998 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
22999 (TARGET_ASM_RELOC_RW_MASK): New.
23000 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
23001 to categorize_decl_for_section.
23002 (x86_64_elf_unique_section): Likewise.
23003 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
23004 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
23005 (TARGET_ASM_RELOC_RW_MASK): New.
23006 * config/ia64/ia64.c (ia64_rwreloc_select_section,
23007 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
23008 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
23009 (TARGET_RWRELOC): Remove.
23010 (ia64_section_type_flags): Adjust call to default_section_type_flags.
23011 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23012 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
23013 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
23014 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
23015 (rs6000_xcoff_select_section): Use decl_readonly_section.
23016 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
23017 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23018 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
23019 (TARGET_SECTION_TYPE_FLAGS): Remove.
23020 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
23022 2007-03-09 Roger Sayle <roger@eyesopen.com>
23024 * fold-const.c (fold_comparison): Remove compile-time evaluation of
23025 complex constant equality/inequality comparisons for here.
23026 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
23027 known at compile-time or can be simplified to a scalar comparison.
23028 (fold_relational_const): Move compile-time evaluation of complex
23029 constant equality/inequality comparisons to here.
23031 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23033 PR rtl-optimization/30643
23034 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
23036 (fold_rtx): Recurse, like before 2006-11-03.
23038 2007-03-09 DJ Delorie <dj@redhat.com>
23040 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
23043 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
23045 PR tree-optimization/30375
23046 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
23047 LHS of statements is not the same.
23048 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
23050 2007-03-09 Chao-ying Fu <fu@mips.com>
23052 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
23054 * doc/invoke.texi (-mdspr2): Document new option.
23055 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
23056 New unspec for DSP REV 2.
23057 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
23058 these instructions are extended in DSP REV 2.
23059 (mips-dspr2.md): Include.
23060 * config/mips/mips.opt (mdspr2): New option.
23061 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
23062 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
23063 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
23064 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
23065 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
23066 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
23067 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
23069 (bdesc_map): Add one field of unsupported_target_flags.
23070 (bdesc_arrays): Update entries to have extra fields. Add
23072 (mips_init_builtins): Initialize new function types.
23073 Check unsupported_target_fileds to filter out builtins.
23074 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
23076 (ASM_SPEC): Pass mdspr2 to the assembler.
23077 * config/mips/mips-dspr2.md: New file.
23079 2007-03-09 Sa Liu <saliu@de.ibm.com>
23081 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
23083 2007-03-09 Ian Lance Taylor <iant@google.com>
23085 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
23086 argument) like -Wstrict-overflow=2.
23087 * doc/invoke.texi (Warning Options): Update documentation.
23089 2007-03-09 Dirk Mueller <dmueller@suse.de>
23092 * doc/invoke.texi (-Wlogical-op): Document.
23093 * common.opt (-Wlogical-op): New.
23094 * c-common.h (warn_logical_operator): Declare.
23095 * c-common.c (warn_logical_operator): Define.
23096 * c-typeck.c (parser_build_binary_op): Call
23097 warn_logical_operator.
23099 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23101 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
23102 * final.c (final_scan_insn): Test for non-"" file name.
23104 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
23106 * doc/loop.texi: Document the Omega linear constraints solver.
23107 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
23108 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
23109 omega-hash-table-size, omega-max-keys, and
23110 omega-eliminate-redundant-constraints.
23111 * tree-pass.h (pass_check_data_deps): Declared.
23114 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
23115 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
23116 pass_check_data_deps): New.
23117 * tree-data-ref.c (init_data_ref): Remove declaration.
23118 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
23119 (analyze_array): Renamed init_array_ref, move up initializations.
23120 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
23121 Removed arguments that are set to NULL.
23122 (analyze_indirect_ref): Correct indentation, correct call to
23124 (object_analysis): Call init_array_ref instead of analyze_array.
23125 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
23126 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
23127 of DR_ACCESS_FNS_ADDR.
23128 (init_omega_eq_with_af, omega_extract_distance_vectors,
23129 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
23130 ddr_consistent_p): New.
23131 (compute_affine_dependence): Check consistency of ddrs when
23132 flag_check_data_deps is passed.
23133 (analyze_all_data_dependences): Uncomment.
23134 (tree_check_data_deps): New.
23135 * tree-data-ref.h: Include omega.h.
23136 (DR_ACCESS_FNS_ADDR): Removed.
23137 (data_dependence_relation): Add inner_loop.
23138 (DDR_INNER_LOOP): New.
23139 * common.opt (fcheck-data-deps): New.
23140 * tree-flow.h (tree_check_data_deps): Declare.
23141 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
23142 (OBJS-common): Depend on omega.o.
23144 * passes.c (pass_check_data_deps): Scheduled.
23145 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
23146 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
23147 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
23148 PARAM_VECT_MAX_VERSION_CHECKS,
23149 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
23151 2007-03-09 Richard Guenther <rguenther@suse.de>
23153 PR tree-optimization/30904
23154 PR middle-end/31058
23155 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
23156 the same way as *_DIV_EXPR.
23158 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23160 * recog.c (decode_asm_operands): No mixed declarations and code.
23162 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23164 * rtl.def (ASM_INPUT): Add location.
23165 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
23166 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
23167 (decode_asm_operands): Add loc operand.
23168 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
23169 * stmt.c (expand_asm): Rename to...
23170 (expand_asm_loc): ... this. Add locus argument. Pass it on to
23171 gen_rtx_ASM_INPUT_loc.
23172 (expand_asm_expr): Adjust.
23173 * recog.c (decode_asm_operands): Add loc operand.
23174 (check_asm_operands, extract_insn): Adjust.
23175 * reload1.c (maybe_fix_stack_asms): Likewise.
23176 * final.c (asm_insn_count): Likewise.
23177 (final_scan_insn): Output # line before and after asm.
23179 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
23181 * tree-ssa-structalias.c (variable_info): Remove
23183 (new_var_info): Ditto.
23184 (shared_bitmap_info_t): New structure.
23185 (shared_bitmap_table): New variable.
23186 (shared_bitmap_hash): New function.
23187 (shared_bitmap_eq): Ditto
23188 (shared_bitmap_lookup): Ditto.
23189 (shared_bitmap_add): Ditto.
23190 (merge_smts_into): Change to take bitmap directly.
23191 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
23192 (init_alias_vars): Init shared bitmap hashtable.
23193 (delete_points_to_sets): Delete shared bitmap hashtable.
23194 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
23195 is_aliased removal as a change that was still necessary was
23198 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
23200 * config/i386/i386.h (override_options): Conditionally disable
23201 x86_sahf for 64bit targets only.
23203 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23206 * c-decl.c (merge_decls): Don't call make_var_volatile.
23207 * varasm.c (make_var_volatile): Remove.
23208 * output.h (make_var_volatile): Remove.
23210 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
23212 PR tree-optimization/31085
23213 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
23215 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23217 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
23218 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
23219 ATTR_CONST_NOTHROW_LIST.
23221 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23224 2007-03-08 Diego Novillo <dnovillo@redhat.com>
23226 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
23228 2007-03-08 Geoffrey Keating <geoffk@apple.com>
23231 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
23233 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
23234 passed, use shared libgcc.
23236 2007-03-08 Roger Sayle <roger@eyesopen.com>
23238 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
23239 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23240 (honor_protect_cleanup_actions, lower_try_finally_switch):
23242 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
23243 ifc_temp_var): Likewise.
23244 * tree-inline.c (setup_one_parameter): Likewise.
23245 * tree-mudflap.c (mf_decl_cache_locals,
23246 mf_build_check_statement_for): Likewise.
23247 * tree-nested.c (init_tmp_var, save_tmp_var,
23248 finalize_nesting_tree_1): Likewise.
23249 * tree-outof-ssa.c (insert_copy_on_edge,
23250 insert_backedge_copies): Likewise.
23251 * tree-profile.c (tree_gen_edge_profiler,
23252 tree_gen_ic_profiler): Likewise.
23253 * tree-scalar-evolution.c (scev_const_prop): Likewise.
23254 * tree-sra.c (sra_build_assignment): Likewise.
23255 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
23256 * tree-ssa-math-opts.c (insert_reciprocals,
23257 execute_cse_sincos_1): Likewise.
23258 * tree-tailcall.c (adjust_accumulator_values,
23259 adjust_return_value): Likewise.
23260 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
23261 * tree-vect-transform.c (vect_create_data_ref_ptr,
23262 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
23263 vect_create_epilog_for_reduction, vectorizable_reduction,
23264 vectorizable_call, vectorizable_conversion,
23265 vectorizable_assignment, vectorizable_operation,
23266 vectorizable_type_demotion, vect_gen_widened_results_half,
23267 vect_permute_store_chain, vectorizable_store,
23268 vect_setup_realignment, vect_permute_load_chain,
23269 vectorizable_load, vectorizable_condition,
23270 vect_create_cond_for_align_checks): Likewise.
23271 * tree-vrp.c (build_assert_expr_for): Likewise.
23273 2007-03-08 Ian Lance Taylor <iant@google.com>
23275 * tree-vrp.c: Include "intl.h".
23276 (usable_range_p): New static function.
23277 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
23278 overflowed values, juts set *strict_overflow_p.
23279 (compare_values): Only return -2 if one of the operands is not a
23281 (compare_ranges): Call usable_range_p.
23282 (compare_range_with_value): Likewise.
23283 (vrp_evaluate_conditional_warnv): Rename from
23284 vrp_evaluate_conditional. Make static. Change all callers.
23285 (vrp_evaluate_conditional): New function.
23286 (simplify_div_or_mod_using_ranges): Issue warning about reliance
23287 on signed overflow.
23288 (simplify_abs_using_ranges): Likewise.
23289 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
23290 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
23291 within_stmt parameter.
23292 * tree-ssa-propagate.c (fold_predicate_in): Update call to
23293 vrp_evaluate_conditional.
23294 * tree-ssa-threadedge.c
23295 (record_temporary_equivalences_from_stmts_at_dest): Change
23296 simplify parameter to take a second tree parameter.
23297 (simplify_control_stmt_condition): Likewise.
23298 (thread_across_edge): Likewise.
23299 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
23300 (thread_across_edge): Likewise.
23301 * Makefile.in (tree-vrp.o): Depend upon intl.h.
23303 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
23305 * config/i386/i386.h (TARGET_SAHF): New define.
23306 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
23307 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
23308 (x86_sahf): New global variable.
23309 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
23310 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
23311 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
23312 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
23314 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
23315 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
23316 when expanding fcomi/sahf based tests.
23317 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
23318 expanding sahf based alternative. Emit sahf based sequence when
23319 optimizing for code size.
23320 * config/i386/i386.md (x86_sahf_1): Do not disable for
23321 TARGET_64BIT, enable for TARGET_SAHF.
23323 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
23325 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
23326 spurious whitespace from error message.
23328 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
23331 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
23333 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
23335 * c-decl.c (grokdeclarator): Disable warnings for anonymous
23337 * tree-sra.c (instantiate_element): Propagate disabled warnings
23338 from the element itself to the created variable.
23340 2007-03-07 Richard Henderson <rth@redhat.com>
23343 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
23344 silently fix up the stack in the case of a missing register.
23346 2007-03-07 Paul Brook <paul@codesourcery.com>
23348 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
23350 2007-03-07 Joseph Myers <joseph@codesourcery.com>
23352 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
23354 (phase1_vrs): Use them.
23355 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
23356 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
23357 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
23358 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
23359 __gnu_Unwind_Restore_WMMXC if required.
23360 (_Unwind_VRS_Pop): Implement iWMMXt support.
23361 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
23362 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
23363 gnu_Unwind_Save_WMMXC): Define.
23365 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23367 * config/vxworks.h (vxworks_override_options): Declare.
23368 (VXWORKS_OVERRIDE_OPTIONS): Use it.
23369 * config/vxworks.c: Include target.h and toplev.h.
23370 (vxworks_override_options): New function.
23371 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
23373 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
23375 * config/s390/s390.c (override_options): Don't emit an error when
23376 -mstack-size is used without providing -mstack-guard.
23377 (s390_emit_prologue): Choose stack_guard value automatically if not
23378 provided via command line.
23379 * doc/invoke.texi: Adjust description of -mstack-guard and
23382 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23384 * config/i386/i386.c (output_set_got): Add a GOT initialization
23385 sequence for VxWorks PIC.
23386 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
23387 around labels as well as symbols. Use gotoff_operand instead
23388 of local_symbolic_operand.
23389 (legitimize_pic_address): Use gotoff_operand instead of
23390 local_symbolic_operand. Use @GOT accesses for labels as
23392 (ix86_output_addr_diff_elt): Use PC-relative rather than
23393 GP-relative offsets for VxWorks PIC.
23394 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
23395 no_new_pseudos. Check whether the returned register is op0.
23396 * config/i386/i386.md (tablejump): Use PC-relative rather than
23397 GP-relative offsets for VxWorks PIC.
23398 * config/i386/predicates.md (gotoff_operand): New predicate.
23400 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23402 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
23404 * config/vxworks-dummy.h: New file.
23405 * config/i386/i386.h: Include it.
23407 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
23409 * dwarf2out.c (is_inlined_entry_point): New
23410 (add_high_low_attributes): Emit DW_AT_entry_pc along with
23411 DW_AT_ranges if the first subblock is the entry point.
23413 2007-03-06 David Daney <ddaney@avtrex.com>
23415 * doc/install.texi (mips-*-*): Change recommended binutils
23418 2007-03-06 Anatoly Sokolov <aesok@post.ru>
23420 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
23421 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
23423 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23424 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
23426 2007-03-06 Jan Hubicka <jh@suse.cz>
23428 * errors.h (warning, error, fatal, internal_error): Mark as cold.
23429 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
23431 (probably_cold_bb_p): Cold functions are cold.
23432 (probably_never_executed_bb_p): Cold functions are cold.
23433 (tree_bb_level_predictions): Predict calls to cold functions as not
23435 (compute_function_frequency): Check hot/cold attributes.
23436 * function.h (function_frequency): Update comments.
23437 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
23438 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
23439 (c_common_att): Add cold and hot.
23441 * doc/extend.texi (hot,cold attributes): Document.
23443 2007-03-06 Andrew Haley <aph@redhat.com>
23445 * function.c (expand_function_end): Move blockage to just after we
23446 emit the label for the naked return from the function.
23448 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23450 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
23453 2007-03-06 Jan Hubicka <jh@suse.cz>
23455 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
23456 loaded for constant large models. Non-large 64bit PIC can do.
23457 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
23458 * cmodel.h: Add LARGE PIC.
23459 * i386.md (UNSPEC_PLTOFF): New.
23460 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
23462 (*call_1_rex64): Disable for large models.
23463 (*call_1_rex64_large): New.
23464 (*call_value_1_rex64): Disable for large models.
23465 (*call_value_1_rex64_large): New.
23466 (set_rip_rex4): New.
23467 (set_got_offset_rex64): New.
23468 * predicates.md (constant_call_address_operand): For large model
23469 constant calls are not possible.
23470 * i386-protos.h (construct_plt_address): Declare.
23471 * i386.c (override_options): Accept large models.
23472 (ix86_expand_prologue): Expand large PIC GOT pointer load.
23473 (legitimate_constant_p): Add new UNSPECs.
23474 (legitimate_pic_operand_p): Likewise.
23475 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
23476 (legitimize_pic_address): Do easy RIP relative way for TLS only for
23478 (output_pic_addr_const): Add PLTOFF.
23479 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
23480 (ix86_expand_move): Legitimize pic address when in PIC mode.
23481 (construct_plt_address): New function.
23482 (ix86_expand_call): Offload the address to register and use GOT
23483 pointer for large model.
23484 * invoke.texi (mcmodel=large): Update documentation.
23486 2007-03-06 Richard Henderson <rth@redhat.com>
23488 * config/i386/i386.c (x86_use_leave, x86_push_memory,
23489 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
23490 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
23491 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
23492 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
23493 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
23494 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
23495 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
23496 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
23497 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
23498 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23499 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
23500 x86_sse_partial_reg_dependency, x86_sse_split_regs,
23501 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
23502 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
23503 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
23504 x86_schedule, x86_use_bt, x86_pad_returns,
23505 x86_use_xchgb): Merge into ...
23506 (ix86_tune_features): ... here. New array.
23507 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
23508 x86_bswap): Merge into ...
23509 (ix86_arch_features): ... here. New array.
23510 (x86_3dnow_a): Remove.
23511 (x86_accumulate_outgoing_args): Make static.
23512 (x86_arch_always_fancy_math_387): Make static.
23513 (ix86_tune_mask, ix86_arch_mask): Move ...
23514 (override_options): ... to local variables here. Apply the
23515 appropriate mask to each element of ix86_arch_features and
23516 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
23517 as were done in the old macros.
23518 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
23519 * config/i386/i386.h (x86_use_leave, x86_push_memory,
23520 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
23521 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
23522 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
23523 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
23524 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
23525 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
23526 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
23527 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
23528 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
23529 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23530 x86_accumulate_outgoing_args, x86_prologue_using_move,
23531 x86_epilogue_using_move, x86_decompose_lea,
23532 x86_arch_always_fancy_math_387, x86_shift1,
23533 x86_sse_partial_reg_dependency, x86_sse_split_regs,
23534 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
23535 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
23536 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
23537 x86_use_incdec, x86_pad_returns, x86_bswap,
23538 x86_partial_flag_reg_stall): Remove.
23539 (enum ix86_tune_indices): New.
23540 (ix86_tune_features): New.
23541 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
23542 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
23543 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
23544 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
23545 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
23546 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
23547 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
23548 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
23549 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
23550 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
23551 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
23552 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
23553 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
23554 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
23555 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
23556 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
23557 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
23558 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
23559 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
23560 TARGET_EXT_80387_CONSTANTS): Use it.
23561 (enum ix86_arch_indices): New.
23562 (ix86_arch_features): New.
23563 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
23564 TARGET_BSWAP): Use it.
23565 (ix86_tune_mask, ix86_arch_mask): Remove.
23567 2007-03-06 Joseph Myers <joseph@codesourcery.com>
23570 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
23571 Define using $${sysroot_headers_suffix}.
23572 * configure: Regenerate.
23573 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
23574 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
23576 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
23577 * gcc.c (print_sysroot_headers_suffix): New.
23578 (option_map): Include --print-sysroot-headers-suffix.
23579 (display_help): Mention -print-sysroot-headers-suffix.
23580 (process_command): Handle -print-sysroot-headers-suffix.
23581 (do_spec_1): Append multilib directory to include-fixed path if
23582 sysroot suffixes in use.
23583 (main): Handle -print-sysroot-headers-suffix.
23584 * Makefile.in (start.encap): Don't depend on xlimits.h
23585 (xlimits.h): Remove.
23586 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
23587 limits.h for each multilib in fixinc_list.
23588 (fixinc_list, s-fixinc_list): New.
23589 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
23590 generate them for each multilib in fixinc_list.
23591 (stmp-fixproto): Use include-fixed. Run fixproto for each
23592 multilib in fixinc_list.
23593 (mostlyclean): Don't remove xlimits.h.
23594 (clean): Remove include-fixed.
23595 (real-install-headers-tar, real-install-headers-cpio,
23596 real-install-headers-cp): Don't copy include, only include-fixed.
23597 (install-mkheaders): Depend on fixinc_list. Don't depend on
23598 xlimits.h. Save limits.h files for each multilib in fixinc_list.
23599 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
23600 SYSTEM_HEADER_DIR setting in mkheaders.conf.
23602 2007-03-06 Jan Hubicka <jh@suse.cz>
23604 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
23607 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23609 * configure.ac: Allow tm_file to contain build-directory files.
23610 * configure: Regenerate.
23611 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
23612 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
23613 * config/m68k/print-sysroot-suffix.sh: New file.
23615 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23617 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
23618 of pic_offset_table_rtx if reload_completed.
23619 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
23620 PIC_OFFSET_TABLE_REGNUM.
23621 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
23623 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
23624 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
23626 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23628 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
23629 functions that call eh_return.
23631 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23633 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
23634 functions that need a constant pool.
23636 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23639 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
23640 (m68k_preferred_reload_class): Likewise.
23641 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
23642 (SECONDARY_RELOAD_CLASS): Define.
23643 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
23644 (LIMIT_RELOAD_CLASS): Delete.
23645 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
23646 registers from storing bytes.
23647 (m68k_secondary_reload_class): New function.
23648 (m68k_preferred_reload_class): Likewise.
23650 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23652 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
23654 (m68k_expand_prologue): Likewise.
23656 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23658 * config/m68k/m68k-protos.h (output_sibcall): Declare.
23659 (mips_expand_epilogue): Add a bool parameter.
23660 (m68k_legitimize_sibcall_address): Declare.
23661 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
23662 (m68k_expand_epilogue): Add a parameter to select between sibling
23663 and normal epilogues. Only generate a return for the latter.
23664 (m68k_ok_for_sibcall_p): New function.
23665 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
23666 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
23667 (sibcall_value, *sibcall_value): Likewise.
23668 (*call, *call_value): Require !SIBLING_CALL_P.
23669 (epilogue): Update call to m68k_expand_epilogue.
23670 (sibcall_epilogue): New pattern.
23671 * config/m68k/predicates.md (const_call_operand): Say that this
23672 predicate applies to sibling calls too.
23673 (sibcall_operand): New predicate.
23675 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23677 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
23678 alternatives as movsi_cf.
23679 (movsf_cf_hard): Add commentary.
23681 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
23682 Richard Sandiford <richard@codesourcery.com>
23684 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
23685 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
23686 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
23687 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
23688 as being live on exit from an interrupt function.
23689 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
23690 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
23691 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
23692 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
23693 (m68k_interrupt_function_p): Globalize.
23694 (m68k_compute_frame_layout): Remove reverse mask code.
23695 (m68k_emit_movem, m68k_set_frame_related): New functions.
23696 (m68k_output_function_prologue): Delete in favor of...
23697 (m68k_expand_prologue): ...this new function.
23698 (m68k_output_function_epilogue): Delete in favor of...
23699 (m68k_expand_epilogue): ...this new function.
23700 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
23702 (print_operand): Handle %?.
23703 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
23704 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
23705 (prologue, epilogue): New patterns.
23706 (return): Turn into a define_expand.
23707 (*return): New pattern, derived from old "return" pattern. Use rte
23708 rather than rts for interrupt functions. Only use rtd if the pop
23710 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
23711 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
23712 (link, *link, unlink, *unlink, load_got): Likewise.
23714 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23718 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
23719 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
23720 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
23721 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
23722 and m68k_matches_u_p.
23723 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
23724 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
23725 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
23726 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
23727 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
23728 (REG_STRICT_P): New macro.
23729 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
23730 PCREL_GENERAL_OPERAND_OK.
23731 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
23732 m68k_legitimate_base_reg_p.
23733 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
23734 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
23735 (PIC_CASE_VECTOR_ADDRESS): Update comment.
23736 * config/m68k/m68k.c (m68k_address): New structure.
23737 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
23738 (m68k_decompose_index, m68k_legitimate_constant_address_p)
23739 (m68k_jump_table_ref_p, m68k_decompose_address)
23740 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
23741 (m68k_matches_u_p): New functions.
23742 (print_operand_address): Rewrite to use m68k_decompose_index.
23744 2007-03-05 David Taylor <dtaylor@emc.com>
23746 * gcc.c: Correct copyright date in --version output.
23748 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23750 * pa.md: In unamed move patterns, disparge copies between general
23751 and floating point registers using '?' modifier. Don't include 'f'
23752 constraint for register preferences in DImode, SImode, HImode and
23753 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
23754 Remove constraints for copies between general and floating registers
23755 in soft-float DFmode pattern.
23756 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
23760 2007-03-05 Mike Stump <mrs@apple.com>
23762 * c-common.c (targetcm): Add.
23763 * c-opts.c (c_common_handle_option): Handle language specific
23765 * opts.c (handle_option): Verify language for target options, if
23767 * opth-gen.awk: Add CL_LANG_ALL.
23768 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
23769 (TARGETCM_INITIALIZER): Add.
23770 * target.h (struct gcc_targetcm): Add.
23772 * targhooks.c (default_handle_c_option): Add.
23773 * targhooks.h (default_handle_c_option): Add.
23774 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
23776 * config/darwin.opt (iframework): Add.
23777 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
23778 * config/darwin-c.c (handle_c_option): Add.
23779 (TARGET_HANDLE_C_OPTION): Add.
23781 * doc/invoke.texi (Darwin Options): Add -iframework.
23783 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23785 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
23788 2007-03-05 Ian Lance Taylor <iant@google.com>
23790 * c.opt (fgnu89-inline): New option.
23791 * c-opts.c (c_common_post_options): Set default value for
23793 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
23794 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
23796 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
23797 (grokdeclarator, start_function): Likewise.
23798 * c-cppbuiltin.c (c_cpp_builtins): Define either
23799 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
23800 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
23801 (C Dialect Options): Document -fgnu89-inline.
23802 * doc/extend.texi (Function Attributes): Explain what the
23803 gnu_inline attribute does.
23804 * doc/cpp.texi (Common Predefined Macros): Document
23805 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
23807 2007-03-05 Ian Lance Taylor <iant@google.com>
23809 PR tree-optimization/31034
23810 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
23811 half-range if the other side is an overflow infinity.
23813 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23815 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
23816 (bfin*-linux-uclibc*): New configuration.
23817 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
23819 * config/bfin/linux.h: New file.
23820 * config/bfin/libgcc-bfin.ver: New file.
23821 * config/bfin/t-bfin-uclinux: New file.
23822 * config/bfin/t-bfin-linux: New file.
23823 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
23824 (TARGET_OS_CPP_BUILTINS): New macro.
23826 2007-03-05 Richard Guenther <rguenther@suse.de>
23828 * fold-const.c (fold_binary): Remove duplicate folding
23829 of comparison of non-null ADDR_EXPR against null.
23831 2007-03-05 Richard Guenther <rguenther@suse.de>
23832 Dorit Nuzman <dorit@il.ibm.com>
23834 PR tree-optimization/26420
23835 * tree-vectorizer.c (vectorize_loops): Bail out early if there
23836 are no loops in the function. Only print the number of
23837 vectorized loops if it is greater than zero or we are supposed
23838 to print information about unvectorized loops.
23840 2007-03-05 Revital Eres <eres@il.ibm.com>
23842 * gcc.dg/var-expand1.c: New test.
23843 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
23844 when an accumulator is expanded.
23846 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23849 * c-common.c (convert_and_check): Don't give warnings for
23850 conversion if 'expr' already overflowed.
23852 2007-03-04 Roger Sayle <roger@eyesopen.com>
23854 PR middle-end/30744
23855 * fold-const.c (fold_comparison): Enforce type consistency when
23856 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
23858 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
23860 * tree-ssa-address.c (create_mem_ref): Do not put an expression
23861 containing a cast to the base of TARGET_MEM_REF.
23863 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
23865 * tree.c (tree_contains_struct_check_failed): Remove spurious
23866 whitespace from error message.
23868 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
23871 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
23872 instead of precision.
23874 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
23875 Nathan Sidwell <nathan@codesourcery.com>
23877 * emit-rtl.c (find_auto_inc): New.
23878 (try_split): recreate REG_INC notes,
23879 Use regular for loops rather than whiles.
23881 2007-03-03 Andreas Schwab <schwab@suse.de>
23883 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
23884 * configure: Regenerate.
23886 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23888 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
23889 flag_rounding_math, not flag_unsafe_math_optimizations.
23891 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
23893 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
23894 alpha_fold_vector_minmax): Likewise.
23895 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
23896 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
23898 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
23900 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
23901 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
23902 if the lhs has side-effects.
23903 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
23905 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
23907 * config/i386/i386.h (TUNEMASK): Remove define.
23908 (ARCHMASK): Remove define.
23909 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
23910 Use ix86_arch_mask variable instead of ARCHMASK.
23911 * config/i386/i386.c (override_options): Ditto.
23912 (standard_80387_constant_p): Ditto.
23914 2007-03-02 Ian Lance Taylor <iant@google.com>
23916 Used signed infinities in VRP.
23917 * tree-vrp.c (uses_overflow_infinity): New static function.
23918 (supports_overflow_infinity): New static function.
23919 (make_overflow_infinity): New static function.
23920 (negative_overflow_infinity): New static function.
23921 (positive_overflow_infinity): New static function.
23922 (is_negative_overflow_infinity): New static function.
23923 (is_positive_overflow_infinity): New static function.
23924 (is_overflow_infinity): New static function.
23925 (overflow_infinity_range_p): New static function.
23926 (compare_values_warnv): New function split out of compare_values.
23927 (compare_value): Call it.
23928 (set_value_range_to_nonnegative): Add overflow_infinity
23929 parameter. Change caller.
23930 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
23932 (vrp_expr_computes_nonzero): Likewise.
23933 (compare_ranges, compare_range_with_value): Likewise.
23934 (compare_name_with_value, compare_names): Likewise.
23935 (vrp_evaluate_conditional): Likewise.
23936 (set_value_range): Handle infinity
23937 (vrp_operand_equal_p, operand_less_p): Likewise.
23938 (extract_range_from_assert): Likewise.
23939 (vrp_int_const_binop): Likewise.
23940 (extract_range_from_binary_expr): Likewise.
23941 (extract_range_from_unary_expr): Likewise.
23942 (extract_range_from_comparison): Likewise.
23943 (extract_range_from_expr): Likewise.
23944 (dump_value_range): Likewise.
23945 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
23946 (test_for_singularity): Likewise.
23947 (vrp_int_const_binop): Remove inline qualifier.
23948 (adjust_range_with_scev): Add comment.
23949 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
23951 2007-03-02 Diego Novillo <dnovillo@redhat.com>
23953 * tree-ssa-structalias.c (could_have_pointers): Tidy.
23954 (get_constraint_for): Likewise.
23955 (do_structure_copy): Likewise.
23956 (find_func_aliases): Fix references to MODIFY_EXPR.
23957 (intra_create_variable_infos): Tidy.
23958 * tree-ssa-operands.c (add_virtual_operand): Add argument
23960 When adding members of alias sets, if IS_CALL_SITE is true and
23961 the symbol is not call-clobbered, skip it.
23962 Adjust all callers.
23964 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
23966 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
23967 entry by means of emit_insn_at_entry.
23969 2007-03-02 Richard Henderson <rth@redhat.com>
23971 * expr.h (promoted_input_arg): Remove decl.
23972 * function.c (promoted_input_arg): Merge into ...
23973 * combine.c (setup_incoming_promotions): ... only caller.
23974 Rearrange to avoid double loop.
23976 2007-03-02 Ben Elliston <bje@au.ibm.com>
23977 Peter Bergner <bergner@vnet.ibm.com>
23978 Janis Johnson <janis187@us.ibm.com>
23980 * config/rs6000/dfp.md: New file.
23981 * config/rs6000/rs6000.md: Include dfp.md.
23982 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
23983 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
23984 and TDmode decimal float modes in FP registers.
23985 (num_insns_constant): Likewise.
23986 (rs6000_legitimate_offset_address_p): Likewise.
23987 (rs6000_legitimize_address): Likewise.
23988 (rs6000_legitimize_reload_address): Likewise.
23989 (rs6000_legitimate_address): Likewise.
23990 (rs6000_emit_move): Likewise.
23991 (function_arg_boundary): Likewise.
23992 (function_arg_advance): Likewise.
23993 (rs6000_darwin64_record_arg_recurse): Likewise.
23994 (function_arg): Likewise.
23995 (rs6000_gimplify_va_arg): Likewise.
23996 (rs6000_split_multireg_move): Likewise.
23997 (rs6000_output_function_epilogue): Likewise.
23998 (rs6000_output_function_epilogue): Likewise.
23999 (rs6000_register_move_cost): Likewise.
24000 (rs6000_function_value): Likewise.
24001 (rs6000_libcall_value): Likewise.
24003 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24005 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
24007 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24009 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
24010 Use $MULTIDIR to choose between the kernel and RTP headers,
24011 and use $WIND_BASE and $WIND_USR to locate them.
24013 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24015 * config/i386/i386.c (override_options): Put initialization of
24016 ix86_tune_mask and ix86_arch_mask to the correct place.
24018 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24019 Michael Meissner <michael.meissner@amd.com>
24022 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
24023 (ARCHMASK): Define.
24024 (TARGET_CMOVE): Use ARCHMASK.
24025 (TARGET_CMPXCHG): Ditto.
24026 (TARGET_CMPXCHG8B): Ditto.
24027 (TARGET_XADD): Ditto.
24028 (TARGET_BSWAP): Ditto.
24029 * config/i386/i386.c (ix86_tune_mask): New global variable.
24030 (ix86_arch_mask): Ditto.
24031 (override_options): Initialize ix86_tune_mask and
24032 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
24035 2007-03-02 Ben Elliston <bje@au.ibm.com>
24038 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
24040 2007-03-02 Joseph Myers <joseph@codesourcery.com>
24042 * target.h (init_dwarf_reg_sizes_extra): New target hook.
24043 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
24044 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
24045 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
24047 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
24048 rs6000_init_dwarf_reg_sizes_extra): New.
24049 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
24050 SPE register high parts.
24052 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
24054 * Makefile.in: Add install-pdf target as
24055 copied from automake v1.10 rules.
24056 * configure.ac: Add install-pdf to target list.
24057 * configure: Regenerate.
24059 2007-03-01 Paul Brook <paul@codesourcery.com>
24061 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
24062 modes to LDRD for DImode.
24063 (output_move_double): Fixup out of range ldrd/strd.
24064 (vfp_secondary_reload_class): Rename...
24065 (coproc_secondary_reload_class): ... to this. Add wb argument.
24066 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
24067 coproc_secondary_reload_class for CLASS_IWMMXT.
24068 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
24069 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
24071 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
24073 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
24074 unroll factor by the estimated number of iterations.
24075 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
24076 than prefetch latency.
24078 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
24079 decode_caches_intel, detect_caches_intel): New functions.
24080 (host_detect_local_cpu): Use detect_caches_amd and
24081 detect_caches_intel.
24083 2007-03-01 Richard Henderson <rth@redhat.com>
24085 * expr.c (emit_move_complex_push): Export.
24086 (emit_move_complex_parts): Split out from ...
24087 (emit_move_complex): ... here.
24088 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
24089 * config/i386/i386.md (movcdi): New.
24091 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
24093 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
24094 size of mode1 to check for tieable modes in MMX case.
24096 2007-03-01 Richard Sandiford <richard@codesourcery.com>
24098 * Makefile.in (rtlanal.o): Depend on tree.h.
24099 * rtl.h (offset_within_section_p, split_const): Declare.
24100 * rtlanal.c: Include tree.h.
24101 (offset_within_block_p): New function, taken from
24102 mips_offset_within_object_p.
24103 (split_const): New function, taken from mips_split_const.
24104 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
24106 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
24107 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
24108 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
24109 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
24110 (m68k_illegitimate_symbolic_constant_p): New function.
24111 * config/m68k/m68k.md (movsi): Remove misleading predicates.
24112 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
24113 symbolic constant that might be outside the symbol's section,
24114 move the symbol first and then add the offset.
24115 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
24117 * config/mips/mips.c (mips_split_const): Delete.
24118 (mips_offset_within_object_p): Delete.
24119 (mips_symbolic_constant_p): Use offset_within_section_p and
24120 split_const instead of mips_offset_within_object_p and
24122 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
24123 (mips_legitimize_const_move, print_operand_reloc)
24124 (mips_dangerous_for_la25_p): Use split_const instead of
24127 2007-02-28 Eric Christopher <echristo@apple.com>
24129 * Makefile.in (install-include-dir): Don't rm -rf include.
24131 2007-02-28 Richard Guenther <rguenther@suse.de>
24133 PR middle-end/30364
24134 * fold-const.c (fold_binary): Do not associate expressions
24135 with more than one variable for integer types that do not wrap.
24137 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
24139 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
24140 Delete, and replace with...
24141 (fold_builtin_call_array): This. Update callers to use it.
24142 * fold-const.c (fold_build_call_list): Delete, and replace with...
24143 (fold_build_call_array): This.
24144 (fold_build_call_list_initializer): Delete, and replace with...
24145 (fold_build_call_array_initializer): This.
24146 * tree.h: Update declarations to reflect above changes.
24148 * c-typeck.c (build_function_call): Store converted arguments
24149 in a stack-allocated array instead of building a list.
24150 (convert_arguments): Store arguments in the array passed in as an
24151 argument, and return the actual number of arguments.
24152 * c-format.c: (check_function_format): Pass arguments in an
24153 array instead of a list.
24154 * c-common.c (check_function_nonnull): Likewise.
24155 (check_function_sentinel): Likewise.
24156 (check_function_arguments): Likewise.
24157 * c-common.h: Update declarations to reflect above changes.
24159 2007-02-28 Jan Hubicka <jh@suse.cz>
24161 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
24162 PRED_NEGATIVE_RETURN): Update outcomes.
24164 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
24166 * calls.c (emit_library_call_value_1): Handle partial registers
24167 correctly when building up CALL_INSN_FUNCTION_USAGE.
24169 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24171 * pa/predicates.md (move_src_operand): Allow zero for mode.
24172 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
24175 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
24178 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
24179 *movv2df_internal): Enable pattern only for valid operand
24181 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
24182 tie only 128bit modes. For MMX registers, tie only 64bit modes.
24184 2007-02-27 Mike Stump <mrs@apple.com>
24186 * config/darwin-crt3.c: Avoid compilation when compiling for a
24189 2007-02-27 Joseph Myers <joseph@codesourcery.com>
24191 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
24193 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
24194 for fixed headers and limits.h.
24195 (install-include-dir, install-headers-tar, install-headers-cpio,
24196 install-headers-cp, real-install-headers-tar,
24197 real-install-headers-cpio, real-install-headers-cp): Handle
24198 include-fixed as well as include.
24199 (install-mkheaders): Don't install files that go only in include
24201 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
24202 from GCC_INCLUDE_DIR.
24203 * gcc.c (process_command): Remove special -BstageN/ handling.
24204 (do_spec_1): Add include-fixed directories.
24206 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24208 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
24210 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
24212 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
24215 2007-02-27 Mark Mitchell <mark@codesourcery.com>
24217 * c-common.c (get_priority): Add check for
24218 SUPPORTS_INIT_PRIORITY.
24220 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24222 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
24224 * config/bfin/bfin.c: Include "cfglayout.h".
24225 (MAX_LSETUP_DISTANCE): New macro.
24226 (struct loop_info): New members incoming, incoming_src and
24227 incoming_dest. Delete member predecessor.
24228 (length_for_loop): New function.
24229 (bfin_optimize_loop): Handle more different loop structures.
24230 (bfin_discover_loop): Rework detection of predecessor blocks by
24231 examining incoming edges.
24232 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
24234 (bfin_reorder_loops): New function.
24235 (bfin_reorg_loops): Use these three new functions.
24237 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
24238 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
24239 (CONSTRAINT_LEN): Add entry for 'q'.
24240 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
24241 Add 'q' constraints.
24242 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
24243 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
24245 * config/bfin/bfin.md (add_with_carry): New pattern.
24246 (s_or_u, su_optab, su_modifier): New code macros/attrs.
24247 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
24248 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
24249 support unsigned multiplies too. Removed incorrect commutativity from
24250 operand 1 constraint where appropriate.
24251 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
24253 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
24254 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
24256 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
24257 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
24258 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
24259 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
24260 usmulhisi_hh_huh): New patterns.
24262 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
24263 lshifthi3): Fix output template to use half reg for operand 2.
24265 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
24268 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
24270 2007-02-27 Andreas Schwab <schwab@suse.de>
24272 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
24274 2007-02-27 Jan Hubicka <jh@suse.cz>
24276 * predict.c (last_basic_block_p): Remove.
24277 (tree_estimate_probability): Update return heuristic for commonized
24280 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24282 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
24284 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24286 * doc/include/gcc-common.texi (versionsubtitle): New macro.
24287 * doc/cpp.texi: Standardize title page.
24288 * doc/cppinternals.texi: Likewise.
24289 * doc/gcc.texi: Standardize title page, remove version number
24290 from copyright page.
24291 * doc/gccint.texi: Likewise.
24292 * doc/install.texi: Standardize title page, add table of
24295 2007-02-26 Jan Hubicka <jh@suse.cz>
24297 * predict.def: Set outcomes according to more recent results.
24298 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
24299 Remove dead predictors.
24300 * predict.c (return_prediction): Fix pasto.
24302 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24304 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
24305 change; avoid a memory leak when returning early.
24307 2007-02-26 Mark Mitchell <mark@codesourcery.com>
24309 * c-decl.c (static_ctors): Move to c-common.c.
24310 (static_dtors): Likewise.
24311 (finish_function): Use c_record_cdtor_fn.
24312 (build_cdtor): Move to c-common.c.
24313 (c_write_global_declarations): Use c_build_cdtor_fns.
24314 * c-common.h (static_ctors): Declare.
24315 (static_dtors): Likewise.
24316 (c_record_cdtor_fn): Likewise.
24317 (c_build_cdtor_fns): Likewise.
24318 * c-common.c (static_ctors): New variable.
24319 (static_dtors): Likewise.
24320 (c_record_cdtor_fn): New function.
24321 (build_cdtor): Move from c-decl.c
24322 (c_build_cdtor_fns): New function.
24324 * output.h (assemble_addr_to_section): Declare.
24325 (get_cdtor_priority_section): Likewise.
24326 * varasm.c (assemble_addr_to_section): New function.
24327 (get_cdtor_priority_section): Likewise.
24328 (default_named_section_asm_out_destructor): Use them.
24329 (destor_dtor_section_asm_out_destructor): Likewise.
24330 (default_named_section_asm_out_constructor): Likewise.
24331 (default_ctor_section_asm_out_constructor): Likewise.
24332 * config.gcc (*-*-vxworks*): Include vxworks.o.
24333 * config/t-vxworks (vxworks.o): New target.
24334 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
24335 (TARGET_ASM_CONSTRUCTOR): Define.
24336 (TARGET_ASM_DESTRUCTOR): Likewise.
24337 (vxworks_asm_out_constructor): Declare.
24338 (vxworks_asm_out_destructor): Likewise.
24340 * c-common.c (get_priority): Check that we have not just an
24341 INTEGER_CST, but an integer constant with integeral type.
24343 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
24345 PR tree-optimization/30938
24346 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
24347 use &dt[nargs-1] instead of &dt[nargs] in the call to
24348 vect_is_simple_use().
24350 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
24352 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
24353 from register elimination as PRE_MODIFY / POST_MODIFY increments.
24354 Do not attempt to handle MEM inside auto-inc expressions.
24355 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
24356 of a register modified by an auto-inc expression. However, do handle
24357 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
24358 (elimination_effects): Prohibit elimination of a register modified
24359 by an auto-inc expression. Disable register elimination rules whose
24360 target register is modified by an auto-inc expression with variable
24363 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
24365 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
24367 (array_at_struct_end_p): New function.
24368 (idx_infer_loop_bounds): Use it.
24369 (estimate_numbers_of_iterations_loop): Export.
24370 * predict.c (predict_loops): Use estimated_loop_iterations_int.
24371 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
24372 (tree_estimate_probability): Call record_loop_exits.
24373 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
24374 (estimated_loop_iterations, estimated_loop_iterations_int,
24375 estimated_loop_iterations_tree): New functions.
24376 (analyze_siv_subscript_cst_affine,
24377 compute_overlap_steps_for_affine_1_2,
24378 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
24379 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
24380 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
24381 (PRED_LOOP_ITERATIONS_GUESSED): New.
24382 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
24383 * cfgloop.h (estimate_numbers_of_iterations_loop,
24384 estimated_loop_iterations_int): Declare.
24386 2007-02-25 Mark Mitchell <mark@codesourcery.com>
24388 * doc/extend.texi: Document optional priority argument to
24389 constructors and destructors.
24390 * tree.c (init_priority_for_decl): Adjust GTY markers.
24391 (init_ttree): Use priority-info hash functions for
24392 init_priority_for_decl.
24393 (tree_map_eq): Rename to ...
24394 (tree_map_base_eq): ... this.
24395 (tree_map_marked_p): Rename to ...
24396 (tree_map_base_marked_p): ... this.
24397 (tree_map_base_hash): New function.
24398 (decl_init_priority_lookup): Rework.
24399 (decl_fini_priority_lookup): New function.
24400 (decl_priority_info): New function.
24401 (decl_init_priority_insert): Use it.
24402 (decl_fini_priority_insert): Likewise.
24403 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
24405 (decl_restrict_base_insert): Likewise.
24406 (decl_debug_expr_insert): Likewise.
24407 (decl_value_expr_lookup): Likewise.
24408 (decl_value_expr_insert): Likewise.
24409 * tree.h (priority_type): New type.
24410 (decl_init_priority_lookup): Use priority_type.
24411 (decl_fini_priority_lookup): New function.
24412 (decl_init_priority_insert): Use priority_type.
24413 (decl_fini_priority_insert): New function.
24414 (DECL_HAS_INIT_PRIORITY): Tweak comments.
24415 (DECL_INIT_PRIORITY): Likewise.
24416 (SET_DECL_INIT_PRIORITY): Add comment.
24417 (DECL_FINI_PRIORITY): New macro.
24418 (SET_DECL_FINI_PRIORITY): Likewise.
24419 (DEFAULT_INIT_PRIORITY): Document.
24420 (MAX_INIT_PRIORITY): Likewise.
24421 (MAX_RESERVED_INIT_PRIORITY): Likewise.
24422 (tree_map_base): New type.
24423 (tree_map_base_eq): New function.
24424 (tree_map_base_hash): Likewise.
24425 (tree_map_base_marked_p): Likewise.
24426 (tree_map): Inherit from tree_map_base.
24427 (tree_map_eq): Make it a macro.
24428 (tree_map_marked_p): Likewise.
24429 (tree_int_map): Inherit from tree_map_base.
24430 (tree_int_map_eq): Make it a macro.
24431 (tree_int_map_hash): Likewise.
24432 (tree_int_map_marked_p): Likewise.
24433 (tree_priority_map): New type.
24434 (tree_priority_map_eq): New macro.
24435 (tree_priority_map_hash): Likewise.
24436 (tree_priority_map_marked_p): Likewise.
24437 * varasm.c (emults_decl): Adjust for refactoring of tree_map
24439 (emutls_common_1): Likewise.
24440 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
24441 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
24442 of tree_map hierarchy.
24443 * tree-cfg.c (move_stmt_r): Likewise.
24444 (new_label_mapper): Likewise.
24445 * c-tree.h (c_expand_body): Move to ...
24446 * c-common.h (c_expand_body): ... here.
24447 * c-decl.c (c_expand_body): Move to ...
24448 * c-common.c (c_expand_body): ... here.
24449 (c_common_attribute_table): Allow 1 argument for the constructor
24450 and destructor attributes.
24451 (get_priority): New function.
24452 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
24453 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
24455 2007-02-24 Jan Hubicka <jh@suse.cz>
24457 PR middle-end/30509
24458 * tree-inline.c (copy_bb): Produce exact copy of EH info when
24459 copying for inlining.
24461 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24462 Jan Hubicka <jh@suse.cz>
24465 * i386.c (counter_mode): New function.
24466 (expand_set_or_movmem_via_loop): Use it.
24467 (expand_movmem_epilogue): Likewise; fix pasto.
24468 (ix86_expand_movmem): Do emit guard even for constant counts.
24469 (ix86_expand_setmem): Likewise.
24471 2007-02-25 Nick Clifton <nickc@redhat.com>
24473 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
24474 (JUMP_TABLES_IN_TEXT_SECTION): Define.
24476 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24479 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
24480 count argument with 0x10, not with 0x16.
24481 (expand_setmem_epilogue): Ditto.
24483 2007-02-24 Mike Stump <mrs@apple.com>
24485 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
24488 2007-02-24 Richard Guenther <rguenther@suse.de>
24490 PR middle-end/30951
24491 * fold-const.c (fold_binary): Fold x +- CST op x for
24492 EQ_EXPR and NE_EXPR.
24494 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24496 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
24498 2007-02-24 Jan Hubicka <jh@suse.cz>
24500 * cgraphunit.c (decide_is_function_needed): Honor
24501 -fkeep-inline-functions.
24503 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24505 * builtins.c (fold_builtin_modf): New.
24506 (fold_builtin_2): Use it.
24508 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
24510 * loop-iv.c (implies_p): Detect additional cases where A implies B.
24511 (determine_max_iter): Take additional LOOP arg; all callers changed.
24512 Lose broken logic dealing with PLUS. Try to limit the upper bound by
24513 one using simplifications.
24514 (simplify_using_initial_values): Return if the expression becomes
24515 invalid due to altered regs.
24517 2007-02-23 DJ Delorie <dj@redhat.com>
24519 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
24521 2007-02-23 Mike Stump <mrs@apple.com>
24523 * tlink.c (scan_linker_output): Parse linker messages from
24524 darwin9's linker better.
24526 2007-02-23 Steve Ellcey <sje@cup.hp.com>
24529 * varpool.c (varpool_assemble_pending_decls): Set
24530 varpool_last_needed_node to null.
24532 2007-02-23 DJ Delorie <dj@redhat.com>
24534 * config/i386/i386.c (ix86_data_alignment): Don't specify an
24535 alignment bigger than the object file can handle.
24537 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
24540 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
24541 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
24542 (*movsf_1): Penalize MMX moves.
24544 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
24546 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
24547 2^32-1 or more times unless flag_unsafe_loop_optimizations.
24549 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
24551 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24553 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
24554 (fold_builtin_1): Use them.
24555 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
24556 BUILT_IN_SIGNIFICAND.
24558 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
24560 * config/i386/i386.c (bdesc_1arg): Initialize
24561 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
24562 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
24563 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
24564 and IX86_BUILTIN_MOVSLDUP.
24566 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
24568 PR rtl-optimization/30841
24569 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
24571 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24573 * builtins.c (fold_builtin_frexp): New.
24574 (fold_builtin_2): Use it.
24576 2007-02-22 Mark Mitchell <mark@codesourcery.com>
24578 * doc/invoke.texi (Spec Files): Document getenv spec function.
24580 * gcc.c (getenv_spec_function): New function.
24581 (static_spec_functions): Add it.
24582 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
24583 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
24586 2007-02-22 Michael Matz <matz@suse.de
24589 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
24590 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
24592 2007-02-22 Ian Lance Taylor <iant@google.com>
24595 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
24596 (mem_loc_descriptor): Call it.
24598 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
24599 Ira Rosen <irar@il.ibm.com>
24601 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
24603 2007-02-22 Ira Rosen <irar@il.ibm.com>
24605 PR tree-optimization/30843
24606 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
24607 stores only after all the group is vectorized.
24609 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
24611 PR tree-optimization/30858
24612 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
24613 in the reduction cycle have a single use in the loop.
24614 * tree-vectorizer.h (relevant): Add documentation.
24616 2007-02-20 Mike Stump <mrs@apple.com>
24618 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
24619 * configure: Regenerate.
24621 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24623 Change the defaults of some parameters and options.
24624 * config/spu/spu-protos.h (spu_optimization_options): Declare.
24625 * config/spu/spu.c (spu_optimization_options): Add.
24626 (spu_override_options): Change params in spu_optimization_options.
24627 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
24629 Register 127 is only 16 byte aligned when used as a frame pointer.
24630 * config/spu/spu-protos.h (spu_init_expanders): Declare.
24631 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
24632 HARD_FRAME_POINTER_REGNUM.
24633 (spu_legitimate_address): Use regno_aligned_for_reload.
24634 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
24635 aligned when frame_pointer_needed is true.
24636 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
24638 * config/spu/spu.h (INIT_EXPANDERS): Define.
24640 Make sure shift and rotate instructions have valid immediate operands.
24641 * config/spu/predicates.md (spu_shift_operand): Remove.
24642 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
24643 * config/spu/constraints.md (W, O): Extend range.
24644 * config/spu/spu.md (umask, nmask): Define.
24645 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
24646 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
24647 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
24648 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
24649 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
24650 (lshr<mode>3_reg): Fix rtl description.
24652 Make sure mulhisi immediate operands are valid.
24653 * config/spu/predicates.md (imm_K_operand): Add.
24654 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
24656 Generate constants using fsmbi and andi.
24657 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
24658 (print_operand, spu_split_immediate, classify_immediate,
24659 fsmbi_const_p): Handle IC_FSMBI2.
24661 Correctly handle a CONST_VECTOR containing symbols.
24662 * config/spu/spu.c (print_operand): Handle HIGH correctly.
24663 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
24664 (immediate_load_p): Allow symbols that use 2 instructions to create.
24665 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
24666 with symbols when flag_pic is set.
24667 (const_vector_immediate_p): New.
24668 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
24669 accept a CONST_VECTOR with symbols.
24670 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
24671 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
24673 * config/spu/spu.md (high, low): Delete.
24674 (low_<mode>): Define.
24676 Remove INTRmode and INTR_REGNUM, which didn't work.
24677 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
24679 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
24680 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
24681 peephole2 pattern): Don't use INTR or 131.
24682 (movintrcc): Delete.
24683 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
24684 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
24685 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
24686 (UNSPEC_SET_INTR): Add.
24687 * config/spu/spu-modes.def (INTR): Remove.
24689 More accurate warnings about run-time relocations.
24690 * config/spu/spu.c (reloc_diagnostic): Test in_section.
24692 Correctly warn about immediate arguments to specific intrinsics.
24693 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
24694 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
24695 the instruction predicate.
24697 Fix tree check errors with latest update.
24698 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
24700 (spu_expand_builtin): Use CALL_EXPR_FN.
24702 Add missing specific intrinsics.
24703 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
24705 * config/spu/spu_internals.h: Ditto.
24707 Fix incorrect operand modifiers.
24708 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
24709 * config/spu/spu.md (xor<mode>3): Change %S to %J.
24711 Optimize one case of zero_extend of a vec_select.
24712 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
24714 Accept any immediate for hbr.
24715 * config/spu/spu.md (hbr): Change s constraints to i.
24717 2007-02-21 Paul Brook <paul@codesourcery.com>
24719 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
24720 condexec_count when skipping USE and CLOBBER.
24722 2007-02-21 Nick Clifton <nickc@redhat.com>
24724 * common.opt (Warray-bounds): Add Warning attribute.
24725 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
24727 (fsized-zeroes): Add Optimization attribute.
24728 (fsplit-wide-types, ftree-scev-cprop): Likewise.
24729 * c.opt (Wc++0x-compat): Add Warning attribute.
24731 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
24733 PR middle-end/30761
24734 * reload1.c (eliminate_regs_in_insn): In the single_set special
24735 case, attempt to re-recognize the insn before falling back to
24736 having reload fix it up.
24738 2007-02-20 Eric Christopher <echristo@gmail.com>
24740 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
24741 Rewrite accordingly.
24742 (frv_read_iacc_argument): Ditto.
24743 (frv_expand_set_builtin): Take a call instead of arglist, update for
24745 (frv_expand_unop_builtin): Ditto.
24746 (frv_expand_binop_builtin): Ditto.
24747 (frv_expand_cut_builtin): Ditto.
24748 (frv_expand_binopimm_builtin): Ditto.
24749 (frv_expand_voidbinop_builtin): Ditto.
24750 (frv_expand_int_void2arg): Ditto.
24751 (frv_expand_prefetches): Ditto.
24752 (frv_expand_voidtriop_builtin): Ditto.
24753 (frv_expand_voidaccop_builtin): Ditto.
24754 (frv_expand_load_builtin): Ditto.
24755 (frv_expand_store_builtin): Ditto.
24756 (frv_expand_mdpackh_builtin): Ditto.
24757 (frv_expand_mclracc_builtin): Ditto.
24758 (frv_expand_mrdacc_builtin): Ditto.
24759 (frv_expand_mwtacc_builtin): Ditto.
24760 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
24763 2007-02-20 Janis Johnson <janis187@us.ibm.com>
24765 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
24766 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
24768 (HAVE_GAS_DFP): Check for assembler support of decimal floating
24769 point instructions.
24770 * configure: Regenerate.
24771 * config.in: Regenerate.
24772 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
24773 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
24774 masks to power6 and power6x and to POWERPC_MASKS.
24775 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24777 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
24778 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
24779 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
24780 Access PROTOTYPE as variable, not mask.
24782 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
24784 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
24785 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
24786 * combine.c (adjust_for_new_dest): Use it.
24787 * postreload.c (reload_combine): Likewise.
24789 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
24791 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
24792 notes on an insn with multiple sets, even if single_set returns
24793 non-NULL for that insn.
24795 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24797 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
24798 scalbn and scalbln.
24800 2007-02-20 Geoffrey Keating <geoffk@apple.com>
24802 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
24803 if user didn't pass it.
24804 * config/i386/darwin.h (CC1_SPEC): Likewise.
24805 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
24806 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
24807 -mmacosx-version-min.
24809 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24810 Uros Bizjak <ubizjak@gmail.com>
24812 * optabs.h (enum optab_index): Add new OTI_scalb.
24813 (scalb_optab): Define corresponding macro.
24814 * optabs.c (init_optabs): Initialize scalb_optab.
24815 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
24817 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
24818 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
24819 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
24820 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
24821 flag_unsafe_math_optimizations is set.
24823 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
24824 to implement scalbf, scalb and scalbl built-ins as inline x87
24827 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24828 DJ Delorie <dj@redhat.com>
24831 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
24832 (diagnostic_report_diagnostic): ... here, and turn them into real
24833 errors. If warnings are inhibited, no need to do anything.
24835 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
24837 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
24838 better code generation.
24840 2007-02-20 Ben Elliston <bje@au.ibm.com>
24842 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
24844 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
24846 * config/alpha/alpha.c, config/alpha/alpha.md,
24847 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
24848 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
24849 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
24850 config/arm/lib1funcs.asm: Follow spelling conventions.
24852 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
24853 config/fr30/fr30.md, config/i386/i386.h,
24854 config/iq2000/iq2000.h, config/iq2000/predicates.md,
24855 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
24856 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
24857 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
24858 config/rs6000/altivec.md, config/rs6000/rs6000.c,
24859 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
24860 config/sparc/sparc.c, config/sparc/sparc.h,
24861 config/sparc/sparc.md, config/spu/constraints.md,
24862 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
24865 2007-02-20 Alan Modra <amodra@bigpond.net.au>
24868 * varasm.c (use_blocks_for_decl_p): Return false for decls with
24871 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
24873 * doc/invoke.texi (-ftree-lrs): Remove.
24875 2007-02-19 Diego Novillo <dnovillo@redhat.com>
24877 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
24880 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
24882 * config/ia64/ia64.c (ia64_expand_builtin): Use the
24883 new CALL_EXPR_FN macro for retrieving the function
24884 declaration of the input expression.
24886 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24888 * c.opt (Waddress): New.
24889 * common.opt (Walways-true): Delete.
24890 (Wstring-literal-comparison): Delete.
24891 * doc/invoke.texi (Warning Options): Delete -Walways-true and
24892 -Wstring-literal-comparison. Add -Waddress.
24894 (Walways-true): Delete.
24895 (Wstring-literal-comparison): Delete.
24896 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
24897 consistently instead of -Walways-true in example.
24898 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
24899 * c-typeck.c (parser_build_binary_op): Replace
24900 -Wstring-literal-comparison and -Walways-true with -Waddress.
24901 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
24904 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
24906 * tree-cfg.c (dump_function_to_file): Be prepared for functions
24907 without DECL_STRUCT_FUNCTION initialized.
24909 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
24911 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
24912 due to calls to functions taking pointers as parameters.
24914 2007-02-19 Richard Henderson <rth@redhat.com>
24917 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
24920 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
24922 * config/s390/s390.c (s390_call_saved_register_used,
24923 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
24924 accessed to the new scheme.
24926 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
24928 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
24929 (cris_print_index, cris_print_operand, cris_print_operand_address)
24930 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
24931 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
24932 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
24933 GET_CODE () == xxx.
24934 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
24935 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
24936 GO_IF_LEGITIMATE_ADDRESS): Ditto.
24937 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
24938 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
24939 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
24940 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
24941 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
24942 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
24943 (uminsi3, call, call_value): Ditto.
24944 (define_split: indir_to_reg_split, unnamed): Ditto.
24946 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
24948 PR tree-optimization/30975
24949 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
24952 2007-02-18 Eric Christopher <echristo@gmail.com>
24954 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
24955 Remove use of arglist.
24956 (mips_expand_builtin): Remove use of arglist, pass in expr.
24957 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
24958 (mips_expand_builtin_movtf): Ditto.
24959 (mips_expand_builtin_compare): Ditto.
24961 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
24963 * tree-sra.c (sra_build_assignment): Replace assertion
24964 checking with a comment explaining why it can't be done.
24966 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
24968 PR middle-end/30833
24969 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
24970 during CALL_EXPR representation conversion.
24971 * tree-ssa-propagate.c (set_rhs): Likewise.
24973 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
24975 * tree-sra.c (sra_build_assignment): Disable assertion checking
24978 2007-02-18 Roger Sayle <roger@eyesopen.com>
24980 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
24981 instead of calling build2 with a GIMPLE_MODIFY_STMT.
24982 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
24984 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
24985 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
24986 gimplify_init_ctor_eval_range, gimple_push_cleanup,
24987 gimplify_omp_for, gimplify_omp_atomic_pipeline,
24988 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
24989 force_gimple_operand): Likewise.
24990 * ipa-cp.c (constant_val_insert): Likewise.
24991 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
24992 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
24993 perfect_nestify): Likewise.
24994 * langhooks.c (lhd_omp_assignment): Likewise.
24995 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
24996 lower_copyprivate_clauses, lower_send_clauses,
24997 lower_send_shared_vars, expand_parallel_call,
24998 expand_omp_for_generic, expand_omp_for_static_nochunk,
24999 expand_omp_for_static_chunk, expand_omp_sections,
25000 lower_omp_single_copy, lower_omp_for_lastprivate,
25001 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
25002 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
25003 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
25006 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25008 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
25009 config/sh/sh.md: Follow spelling conventions.
25011 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
25012 config/frv/predicates.md: Follow spelling conventions.
25014 * config/m68k/linux-unwind.h: Fix a comment typo.
25015 * target.h: Follow spelling conventions.
25017 2007-02-18 Roger Sayle <roger@eyesopen.com>
25019 PR rtl-optimization/28173
25020 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
25021 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
25022 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
25023 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
25024 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
25026 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25028 * builtins.c (fold_builtin_load_exponent): New.
25029 (fold_builtin_2): Use it.
25031 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
25033 PR rtl-optimization/30773
25034 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
25035 if we fail to attach a REG_EQUIV note.
25037 2007-02-18 David Edelsohn <edelsohn@gnu.org>
25038 Roger Sayle <roger@eyesopen.com>
25040 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
25042 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25044 * calls.c (initialize_argument_information): Pass original EXP
25045 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
25046 code to split complex arguments here, as part of initializing the
25048 (expand_call): Remove code that builds a list of arguments and
25049 inserts implicit arguments into it. Instead, just count how many
25050 implicit arguments there will be so we can determine the size of
25051 the ARGS array, and let initialize_argument_information do the work.
25052 (split_complex_values): Delete unused function.
25054 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25056 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
25058 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25060 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
25061 for arg pointer based indexed addressing.
25063 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25065 * config/ia64/ia64.h, config/ia64/ia64.md,
25066 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
25067 spelling conventions.
25069 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25071 * config/m68k/m68k.c (split_di): New.
25072 * config/m68k/m68k-protos.h: Declare split_di.
25073 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
25074 Improve predicate handling and split constant shifts.
25076 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25078 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
25079 parameter for register bitfield operations, general predicates
25082 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25084 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
25085 * config/m68k/linux-unwind.h: New file.
25087 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25089 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
25090 config/i386/athlon.md, config/ia64/ia64.md,
25091 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
25092 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
25093 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
25094 tree-ssa-loop-niter.c, tree-vect-analyze.c,
25095 tree-vect-transform.c: Fix comment typos.
25097 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
25099 * sched-deps.c (find_insn_list): Remove.
25100 * sched-int.h: Remove the prototype for find_insn_list.
25102 2007-02-16 Geoffrey Keating <geoffk@apple.com>
25104 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
25106 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
25107 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
25108 darwin_rs6000_override_options.
25109 (C_COMMON_OVERRIDE_OPTIONS): Expect
25110 darwin_macosx_version_min to be non-NULL always.
25111 (TARGET_C99_FUNCTIONS): Likewise.
25112 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
25113 (DARWIN_MINVERSION_SPEC): New.
25114 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
25115 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
25117 (DARWIN_MINVERSION_SPEC): New.
25118 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
25120 * config/darwin-c.c (darwin_cpp_builtins): Expect
25121 darwin_macosx_version_min to be non-NULL always.
25123 * config/rs6000/rs6000.c: Clean up trailing whitespace.
25125 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
25127 * config/i386/i386.h (x86_use_xchgb): New.
25128 (TARGET_USE_XCHGB): New macro.
25129 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
25130 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
25131 Split after reload into bswaphi for shifts of 8.
25132 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
25133 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
25134 or when optimizing for size.
25136 2007-02-16 Richard Guenther <rguenther@suse.de>
25137 Christian Bruel <christian.bruel@st.com>
25139 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
25140 DECLs but prefer SSA_NAMEs over DECLs.
25142 2007-02-16 Richard Guenther <rguenther@suse.de>
25144 * tree-flow-inline.h (single_imm_use_p): Remove.
25145 (zero_imm_uses_p): Likewise.
25146 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
25147 instead of single_imm_use_p.
25148 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
25151 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25154 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
25155 nested double- and backquotes.
25157 2007-02-15 Roger Sayle <roger@eyesopen.com>
25159 PR middle-end/30391
25160 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
25161 should be unreachable.
25162 (build2_stat): Allow construction of MODIFY_EXPR at any time.
25163 For the time being redirect GIMPLE_MODIFY_STMT to the new
25164 (renamed) build_gimple_modify_stmt_stat.
25165 (build2_gimple_stat): Rename to...
25166 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
25167 Always build a GIMPLE_MODIFY_STMT node.
25168 * tree.h (build2_gimple, build2_gimple_stat): Delete.
25169 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
25172 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
25173 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
25174 * tree-complex.c (set_component_ssa_name, expand_complex_move,
25175 expand_complex_div_wide): Likewise.
25176 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
25177 * tree-ssa-loop-im.c (schedule_sm): Likewise.
25178 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
25179 * tree-ssa-loop-manip.c (create_iv): Likewise.
25180 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
25181 abs_replacement): Likewise.
25182 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
25183 realify_fake_stores): Likewise.
25185 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
25186 node rather than a GIMPLE_MODIFY_STMT node.
25187 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
25188 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
25190 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
25191 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
25192 GIMPLE_MODIFY_STMT.
25194 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25196 PR middle-end/30433
25197 * fold-const.c (fold_comparison): Add back the
25198 folding of constant complex comparisions.
25200 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25202 PR middle-end/30729
25203 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
25204 effects unknown to this function, return early.
25206 2007-02-15 Ian Lance Taylor <iant@google.com>
25208 * lower-subreg.c (move_eh_region_note): New static function.
25209 (resolve_simple_move): Call it.
25210 (decompose_multiword_subregs): Track blocks for which we resolve a
25211 simple move which is also a control flow insn. Pass them to
25212 find_many_sub_basic_blocks.
25213 (pass_lower_subreg): Add TODO_verify_flow.
25214 (pass_lower_subreg2): Likewise.
25216 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25217 Brooks Moses <brooks.moses@codesourcery.com>
25218 Lee Millward <lee.millward@codesourcery.com>
25220 * tree.h (enum tree_code_class): Add tcc_vl_exp.
25221 (VL_EXP_CLASS_P): New.
25222 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
25224 (TREE_OPERAND_CHECK_CODE): Likewise.
25225 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
25226 (TREE_RTL_OPERAND_CHECK): Likewise.
25227 (tree_operand_check_failed): Make second parameter the whole tree
25228 instead of its code. Fixed callers.
25229 (VL_EXP_CHECK): New.
25230 (TREE_OPERAND_LENGTH): New.
25231 (VL_EXP_OPERAND_LENGTH): New.
25232 (CALL_EXPR_FN): New.
25233 (CALL_EXPR_STATIC_CHAIN): New.
25234 (CALL_EXPR_ARGS): New.
25235 (CALL_EXPR_ARG): New.
25236 (call_expr_nargs): New.
25237 (CALL_EXPR_ARGP): New.
25238 (build_nt_call_list): Declare.
25239 (build_vl_exp_stat): Declare.
25240 (build_vl_exp): New.
25241 (build_call_list): Declare.
25242 (build_call_nary): Declare.
25243 (build_call_valist): Declare.
25244 (build_call_array): Declare.
25245 (call_expr_arg): Declare.
25246 (call_expr_argp): Declare.
25247 (call_expr_arglist): Declare.
25248 (fold_build_call_list): Declare.
25249 (fold_build_call_list_initializer): Declare.
25250 (fold_call_expr): Declare to replace fold_builtin.
25251 (fold_builtin_fputs): Update to agree with modified definition.
25252 (fold_builtin_strcpy): Likewise.
25253 (fold_builtin_strncpy): Likewise.
25254 (fold_builtin_memory_chk): Likewise.
25255 (fold_builtin_stxcpy_chk): Likewise.
25256 (fold_builtin_strncpy_chk): Likewise.
25257 (fold_builtin_next_arg): Likewise.
25258 (fold_build_call_expr): Declare.
25259 (fold_builtin_call_list): Declare.
25260 (fold_builtin_call_valist): Declare.
25261 (build_call_expr): Declare.
25262 (validate_arglist): Update to agree with modified definition.
25263 (tree_operand_length): New.
25264 (call_expr_arg_iterator): New.
25265 (init_call_expr_arg_iterator): New.
25266 (next_call_expr_arg): New.
25267 (first_call_expr_arg): New.
25268 (more_call_expr_args_p): New.
25269 (FOR_EACH_CALL_EXPR_ARG): New.
25271 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
25272 and tcc_gimple_stmt.
25273 (tree_code_size): Update documentation. Use sizeof (tree) rather
25274 than sizeof (char *).
25275 (tree_size): Likewise. Add case for tcc_vl_exp.
25276 (tree_node_structure): Add case for tcc_vl_exp.
25277 (contains_placeholder_p): Likewise.
25278 (substitute_in_expr): Likewise.
25279 (substitute_placeholder_in_expr): Likewise.
25280 (stabilize_reference_1): Likewise.
25281 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
25282 to diagnose breakage of this interface for constructing CALL_EXPRs.
25283 (build_nt): Add similar assertion here.
25284 (build_nt_call_list): New.
25285 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
25286 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
25288 (get_callee_fndecl): Use new CALL_EXPR accessors.
25289 (tree_operand_check_failed): Change parameters to pass entire node
25290 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
25291 (process_call_operands): New.
25292 (build_vl_exp_stat): New.
25293 (build_call_list): New.
25294 (build_call_nary): New.
25295 (build_call_valist): New.
25296 (build_call_array): New.
25297 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25298 (call_expr_arglist): New.
25300 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
25301 tcc_vl_exp instead of a fixed-size tcc_expression.
25303 * doc/c-tree.texi (CALL_EXPR): Document new representation and
25304 accessors for CALL_EXPRs.
25305 (AGGR_INIT_EXPR): Likewise.
25307 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25308 Brooks Moses <brooks.moses@codesourcery.com>
25309 Lee Millward <lee.millward@codesourcery.com>
25311 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
25312 (expand_builtin_nonlocal_goto): Change parameter to be entire
25313 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
25314 (expand_builtin_prefetch): Likewise.
25315 (expand_builtin_classify_type): Likewise.
25316 (mathfn_built_in): Return NULL_TREE instead of 0.
25317 (expand_errno_check): Use new CALL_EXPR accessors.
25318 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
25319 Return NULL_RTX instead of 0.
25320 (expand_builtin_mathfn_2): Likewise.
25321 (expand_builtin_mathfn_3): Likewise.
25322 (expand_builtin_interclass_mathfn): Likewise.
25323 (expand_builtin_sincos): Likewise.
25324 (expand_builtin_cexpi): Likewise.
25325 (expand_builtin_int_roundingfn): Likewise.
25326 (expand_builtin_int_roundingfn_2): Likewise.
25327 (expand_builtin_pow): Likewise.
25328 (expand_builtin_powi): Likewise.
25329 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
25330 of arglist, fixing callers appropriately. Use new CALL_EXPR
25331 accessors and constructors. Return NULL_RTX instead of 0.
25332 (expand_builtin_strstr): Likewise.
25333 (expand_builtin_strchr): Likewise.
25334 (expand_builtin_strrchr): Likewise.
25335 (expand_builtin_strpbrk): Likewise.
25336 (expand_builtin_memcpy): Likewise.
25337 (expand_builtin_mempcpy): Likewise.
25338 (expand_builtin_mempcpy_args): New.
25339 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
25340 (expand_builtin_memmove_args): New.
25341 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
25342 (expand_movstr): Likewise.
25343 (expand_builtin_strcpy): Likewise.
25344 (expand_builtin_strcpy_args): New.
25345 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
25346 (expand_builtin_strncpy): Likewise.
25347 (expand_builtin_memset): Likewise.
25348 (expand_builtin_memset_args): New.
25349 (expand_builtin_bzero): Similarly to expand_builtin_memset.
25350 (expand_builtin_memcmp): Likewise.
25351 (expand_builtin_strcmp): Likewise.
25352 (expand_builtin_strncmp): Likewise.
25353 (expand_builtin_strcat): Likewise.
25354 (expand_builtin_strncat): Likewise.
25355 (expand_builtin_strspn): Likewise.
25356 (expand_builtin_strcspn): Likewise.
25357 (expand_builtin_args_info): Likewise.
25358 (expand_builtin_va_start): Likewise.
25359 (gimplify_va_arg_expr): Likewise.
25360 (expand_builtin_va_end): Likewise.
25361 (expand_builtin_va_copy): Likewise.
25362 (expand_builtin_frame_address): Likewise.
25363 (expand_builtin_alloca): Likewise.
25364 (expand_builtin_bswap): Likewise.
25365 (expand_builtin_unop): Likewise.
25366 (expand_builtin_fputs): Likewise.
25367 (expand_builtin_expect): Likewise.
25368 (expand_builtin_fabs): Likewise.
25369 (expand_builtin_copysign): Likewise.
25370 (expand_builtin_printf): Likewise.
25371 (expand_builtin_fprintf): Likewise.
25372 (expand_builtin_sprintf): Likewise.
25373 (expand_builtin_init_trampoline): Likewise.
25374 (expand_builtin_signbit): Likewise.
25375 (expand_builtin_fork_or_exec): Likewise.
25376 (expand_builtin_sync_operation): Likewise.
25377 (expand_builtin_compare_and_swap): Likewise.
25378 (expand_builtin_lock_test_and_set): Likewise.
25379 (expand_builtin_lock_release): Likewise.
25380 (expand_builtin): Likewise.
25381 (builtin_mathfn_code): Likewise.
25383 (fold_builtin_constant_p): Pass call arguments individually instead
25384 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25385 accessors and constructors. Return NULL_TREE instead of 0.
25386 (fold_builtin_expect): Likewise.
25387 (fold_builtin_classify_type): Likewise.
25388 (fold_builtin_strlen): Likewise.
25389 (fold_builtin_nan): Likewise.
25390 (integer_valued_real_p): Likewise.
25391 (fold_trunc_transparent_mathfn): Likewise.
25392 (fold_fixed_mathfn): Likewise.
25393 (fold_builtin_cabs): Likewise.
25394 (fold_builtin_sqrt): Likewise.
25395 (fold_builtin_cbrt): Likewise.
25396 (fold_builtin_cos): Likewise.
25397 (fold_builtin_cosh): Likewise.
25398 (fold_builtin_tan): Likewise.
25399 (fold_builtin_sincos): Likewise.
25400 (fold_builtin_cexp): Likewise.
25401 (fold_builtin_trunc): Likewise.
25402 (fold_builtin_floor): Likewise.
25403 (fold_builtin_ceil): Likewise.
25404 (fold_builtin_round): Likewise.
25405 (fold_builtin_int_roundingfn): Likewise.
25406 (fold_builtin_bitop): Likewise.
25407 (fold_builtin_bswap): Likewise.
25408 (fold_builtin_logarithm): Likewise.
25409 (fold_builtin_hypot): Likewise.
25410 (fold_builtin_pow): Likewise.
25411 (fold_builtin_powi): Likewise.
25412 (fold_builtin_exponent): Likewise.
25413 (fold_builtin_memset): Likewise.
25414 (fold_builtin_bzero): Likewise.
25415 (fold_builtin_memory_op): Likewise.
25416 (fold_builtin_bcopy): Deleted; call site changed to invoke
25417 fold_builtin_memory_op directly.
25418 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
25419 (fold_builtin_strncpy): Likewise.
25420 (fold_builtin_memcmp): Likewise.
25421 (fold_builtin_strcmp): Likewise.
25422 (fold_builtin_strncmp): Likewise.
25423 (fold_builtin_signbit): Likewise.
25424 (fold_builtin_copysign): Likewise.
25425 (fold_builtin_isascii): Likewise.
25426 (fold_builtin_toascii): Likewise.
25427 (fold_builtin_isdigit): Likewise.
25428 (fold_builtin_fabs): Likewise.
25429 (fold_builtin_abs): Likewise.
25430 (fold_builtin_fmin_fmax): Likewise.
25431 (fold_builtin_carg): Likewise.
25432 (fold_builtin_classify): Likewise.
25433 (fold_builtin_unordered_cmp): Likewise.
25435 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
25436 New functions split out from fold_builtin_1.
25437 (fold_builtin_n): New.
25438 (fold_builtin_varargs): New.
25439 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
25441 (fold_call_expr): New.
25442 (build_function_call_expr): Rewrite to use new helper function.
25443 (fold_builtin_call_list): New.
25444 (build_call_expr): New.
25445 (fold_builtin_call_valist): New.
25446 (rewrite_call_expr): New.
25447 (validate_arg): New.
25448 (validate_arglist): Change parameter to be entire CALL_EXPR instead
25449 of an arglist. Change return type to bool. Use new CALL_EXPR
25452 (fold_builtin_strstr): Pass call arguments individually instead
25453 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25454 accessors and constructors. Return NULL_TREE instead of 0.
25455 (fold_builtin_strchr): Likewise.
25456 (fold_builtin_strrchr): Likewise.
25457 (fold_builtin_strpbrk): Likewise.
25458 (fold_builtin_strcat): Likewise.
25459 (fold_builtin_strncat): Likewise.
25460 (fold_builtin_strspn): Likewise.
25461 (fold_builtin_strcspn): Likewise.
25462 (fold_builtin_fputs): Likewise.
25463 (fold_builtin_next_arg): Likewise.
25464 (fold_builtin_sprintf): Likewise.
25466 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
25467 NULL_RTX instead of 0.
25468 (expand_builtin_memory_chk): Likewise.
25469 (maybe_emit_chk_warning): Likewise.
25470 (maybe_emit_sprintf_chk_warning): Likewise.
25472 (fold_builtin_object_size): Pass call arguments individually instead
25473 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25474 accessors and constructors. Return NULL_TREE instead of 0.
25475 (fold_builtin_memory_chk): Likewise.
25476 (fold_builtin_stxcpy_chk): Likewise.
25477 (fold_builtin_strncpy_chk): Likewise.
25478 (fold_builtin_strcat_chk): Likewise.
25479 (fold_builtin_strcat_chk): Likewise.
25480 (fold_builtin_strncat_chk): Likewise.
25481 (fold_builtin_sprintf_chk): Likewise.
25482 (fold_builtin_snprintf_chk): Likewise.
25483 (fold_builtin_printf): Likewise.
25484 (fold_builtin_vprintf): Likewise.
25486 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
25488 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
25489 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25490 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
25491 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
25492 (fold_unary): Likewise.
25493 (fold_binary): Likewise.
25494 (fold_ternary): Remove CALL_EXPR case, since they are no longer
25495 ternary expressions.
25496 (fold): Add logic for tcc_vl_exp.
25497 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
25498 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25499 (fold_build3_stat): Add assertion to flag broken interface for
25500 constructing CALL_EXPRs.
25501 (fold_build_call_list): New.
25502 (fold_build_call_list_initializer): New.
25503 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
25505 (fold_strip_sign_ops): Likewise.
25507 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25508 Brooks Moses <brooks.moses@codesourcery.com>
25509 Lee Millward <lee.millward@codesourcery.com>
25511 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
25512 accessors and dump arguments explicitly.
25514 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
25516 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
25518 (print_call_name): Use new CALL_EXPR accessors.
25520 * print-tree.c (print_node): Add case tcc_vl_exp. Print
25521 CALL_EXPR arguments explicitly instead of as a list. Use
25522 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25524 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
25525 (vrp_visit_stmt): Likewise.
25527 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
25528 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
25530 (force_move_till_expr): Likewise.
25532 * targhooks.c (default_external_stack_protect_fail): Use
25533 build_call_expr instead of build_function_call_expr.
25534 (default_hidden_stack_protect_fail): Likewise.
25536 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
25539 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
25540 and walk arguments explicitly.
25542 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
25543 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25544 (expand_simple_operations): Likewise.
25545 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
25547 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
25548 of TREE_CODE_LENGTH.
25549 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
25551 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
25552 instead of TREE_CODE_LENGTH.
25554 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
25555 (tree_ic_transform): Likewise.
25556 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
25557 parameter instead of arglist. Fix callers.
25558 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
25559 (tree_stringops_transform): Likewise.
25560 (tree_indirect_call_to_profile): Likewise.
25561 (tree_stringops_values_to_profile): Likewise.
25563 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
25564 (eliminate_tail_call): Likewise.
25566 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
25568 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
25569 Use TREE_OPERAND_LENGTH and generalize to handle any number of
25571 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
25573 * omp-low.c (build_omp_barrier): Use build_call_expr.
25574 (lower_rec_input_clauses): Likewise.
25575 (lower_reduction_clauses): Likewise.
25576 (expand_parallel_call): Likewise.
25577 (maybe_catch_exception): Likewise.
25578 (expand_omp_for_generic): Likewise.
25579 (expand_omp_for_static_nochunk): Likewise.
25580 (expand_omp_sections): Likewise.
25581 (lower_omp_single_simple): Likewise.
25582 (lower_omp_single_copy): Likewise.
25583 (lower_omp_master): Likewise.
25584 (lower_omp_ordered): Likewise.
25585 (lower_omp_critical): Likewise.
25587 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
25588 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
25590 * tree-gimple.c (is_gimple_call_addr): Fix doc.
25591 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
25592 TREE_CODE_LENGTH. Add tcc_vl_exp case.
25594 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
25595 and generalize to handle any number of operands.
25596 (chrec_contains_undetermined): Likewise.
25597 (tree_contains_chrecs): Likewise.
25598 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
25600 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
25602 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
25603 fold_call_expr instead of fold_builtin.
25604 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
25605 match declarations there.
25606 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
25609 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
25610 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25612 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
25613 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
25615 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
25618 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
25619 (execute_cse_sincos): Use new CALL_EXPR accessors.
25621 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
25623 * gimple-low.c (lower_function_body): Use build_call_expr.
25624 (lower_builtin_setjmp): Likewise.
25626 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
25627 (set_storage_via_libcall): Likewise.
25628 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
25629 instead of TREE_CODE_LENGTH.
25630 (expand_expr_real_1): Use new CALL_EXPR accessors.
25632 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
25633 generalize to handle any number of operands.
25634 (TB_parent_eq): Likewise.
25636 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
25637 (strip_builtin_expect): Likewise.
25639 * function.c (gimplify_parameters): Use build_call_expr.
25641 * tree-vectorizer.c (vect_is_simple_reduction): Use
25642 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25644 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
25645 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
25647 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
25650 * gimplify.c (build_stack_save_restore): Use build_call_expr.
25651 (gimplify_decl_expr): Likewise.
25652 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
25653 Use new CALL_EXPR iterators.
25654 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
25655 (gimplify_modify_expr_to_memset): Likewise.
25656 (gimplify_variable_sized_compare): Likewise.
25657 (gimplify_omp_atomic_fetch_op): Likewise.
25658 (gimplify_omp_atomic_pipeline): Likewise.
25659 (gimplify_omp_atomic_mutex): Likewise.
25660 (gimplify_function_tree): Likewise.
25662 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
25663 (call_expr_flags): Likewise.
25664 (expand_call): Likewise.
25666 * except.c (expand_builtin_eh_return_data_regno): Pass entire
25667 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
25670 * coverage.c (create_coverage): Use build_call_expr.
25672 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
25673 (temp_call_expr_obstack): New.
25674 (pool_copy_list): Delete.
25675 (temp_copy_call_expr): New.
25676 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
25677 CALL_EXPR accessors. Get rid of special goo for copying argument
25678 lists and use temp_copy_call_expr instead.
25679 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
25680 CALL_EXPR accessors.
25681 (create_expression_by_pieces): Likewise. Use build_call_array
25682 to construct the result instead of fold_build3.
25683 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
25684 dealing with argument lists.
25685 (init_pre): Remove references to expression_node_pool and
25686 list_node_pool. Init temp_call_expr_obstack instead.
25687 (fini_pre): Remove references to expression_node_pool and
25690 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
25691 and walk arguments explicitly instead of as a list.
25693 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
25694 (mx_register_decls): Likewise.
25695 (mudflap_register_call): Likewise.
25696 (mudflap_finish_file): Likewise.
25698 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
25699 (ipa_callsite_compute_param): Likewise.
25701 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
25702 accessors and constructor.
25704 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
25705 accessors and constructor.
25706 (convert_tramp_reference): Likewise.
25707 (convert_call_expr): Likewise.
25708 (finalize_nesting_tree_1): Likewise.
25710 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
25713 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
25715 * tree-inline.c (initialize_inlined_parameters): Pass entire
25716 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
25718 (estimate_num_insns_1): Use new CALL_EXPR accessors.
25719 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
25721 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
25722 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25723 (vectorizable_reduction): Likewise.
25724 (vectorizable_call): Use new CALL_EXPR iterators.
25725 (vectorizable_conversion): Use build_call_expr.
25726 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
25727 (vect_gen_widened_results_half): Use build_call_expr.
25728 (vect_setup_realignment): Likewise.
25729 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
25731 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
25732 (pass_through_call): Likewise.
25733 (compute_object_sizes): Likewise. Use fold_call_expr instead of
25736 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
25737 (tree_gen_pow2_profiler): Likewise.
25738 (tree_gen_one_value_profiler): Likewise.
25739 (tree_gen_ic_func_profiler): Likewise.
25740 (tree_gen_average_profiler): Likewise.
25741 (tree_gen_ior_profiler): Likewise.
25743 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
25744 (find_func_aliases): Use new CALL_EXPR accessors. Add case
25745 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25747 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
25748 of TREE_CODE_LENGTH.
25750 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
25751 of TREE_CODE_LENGTH.
25753 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
25755 (convert_to_integer): Likewise.
25757 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
25760 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25761 Brooks Moses <brooks.moses@codesourcery.com>
25762 Lee Millward <lee.millward@codesourcery.com>
25764 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
25766 * config/frv/frv.c (frv_expand_builtin): Likewise.
25767 * config/s390/s390.c (s390_expand_builtin): Likewise.
25769 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
25770 (sparc_expand_builtin): Use new CALL_EXPR accessors.
25772 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
25773 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
25774 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
25775 (ix86_expand_store_builtin): Likewise.
25776 (ix86_expand_unop_builtin): Likewise.
25777 (ix86_expand_unop1_builtin): Likewise.
25778 (ix86_expand_sse_compare): Likewise.
25779 (ix86_expand_sse_comi): Likewise.
25780 (ix86_expand_vec_init_builtin): Likewise.
25781 (ix86_expand_vec_ext_builtin): Likewise.
25782 (ix86_expand_vec_set_builtin): Likewise.
25783 (ix86_expand_builtin): Use new CALL_EXPR accessors.
25785 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
25786 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
25788 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
25789 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
25790 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
25792 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
25794 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
25795 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
25796 arglist. Use new CALL_EXPR accessors. Fix callers.
25797 (altivec_expand_abs_builtin): Likewise.
25798 (rs6000_expand_binop_builtin): Likewise.
25799 (altivec_expand_predicate_builtin): Likewise.
25800 (altivec_expand_lv_builtin): Likewise.
25801 (spe_expand_stv_builtin): Likewise.
25802 (altivec_expand_stv_builtin): Likewise.
25803 (rs6000_expand_ternop_builtin): Likewise.
25804 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
25805 (altivec_expand_st_builtin): Likewise.
25806 (altivec_expand_dst_builtin): Likewise.
25807 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
25808 arglist. Use new CALL_EXPR accessors. Fix callers.
25809 (altivec_expand_vec_set_builtin): Likewise.
25810 (altivec_expand_vec_ext_builtin): Likewise.
25811 (altivec_expand_builtin): Use new CALL_EXPR accessors.
25812 (spe_expand_builtin): Likewise.
25813 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
25814 arglist. Use new CALL_EXPR accessors. Fix callers.
25815 (spe_expand_evsel_builtin): Likewise.
25816 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
25817 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
25819 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
25820 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
25821 (arm_expand_unop_builtin): Likewise.
25822 (arm_expand_builtin): Use new CALL_EXPR accessors.
25824 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
25827 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
25828 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
25830 (bfin_expand_unop_builtin): Likewise.
25831 (bfin_expand_builtin): Use new CALL_EXPR accessors.
25833 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25834 Brooks Moses <brooks.moses@codesourcery.com>
25835 Lee Millward <lee.millward@codesourcery.com>
25837 * c-semantics.c (build_stmt): Add internal diagnostic check.
25839 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
25840 accessors. Print arguments explicitly instead of as a list.
25842 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
25844 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
25845 (c_finish_omp_flish): Likewise.
25847 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
25848 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
25849 instead of TREE_CODE_LENGTH.
25850 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
25851 (c_warn_unused_result): Likewise.
25853 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25856 * doc/invoke.texi (Warning Options): Remove
25857 -Werror-implicit-function-declaration.
25858 (Wimplicit-function-declaration): Update description.
25859 * opts.c (common_handle_option): Move handling of -Werror=* to...
25860 (enable_warning_as_error): ...here.
25861 * opts.h (enable_warning_as_error): Declare.
25862 * c-decl.c (implicit_decl_warning): Unless
25863 -Wno-implicit-function-declaration is given, emit a pedwarn if
25864 -std=c99 or emit a warning if -Wimplicit-function-declaration.
25865 * c.opt (Wimplicit-function-declaration): Replace
25866 mesg_implicit_function_declaration with
25867 warn_implicit_function_declaration.
25868 * c-opts.c (c_common_handle_option):
25869 -Werror-implicit-function-declaration is exactly equal as
25870 -Werror=implicit-function-declaration.
25871 (set_Wimplicit): Replace mesg_implicit_function_declaration with
25872 warn_implicit_function_declaration.
25873 (c_common_post_options): -Wimplict-function-declaration is enabled
25874 by default by -std=c99, otherwise is disabled by default.
25875 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
25877 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
25879 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
25880 DECL on the rhs to a DECL on the lhs for debug info purposes if the
25881 former is ignored but not the latter.
25883 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
25885 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
25886 is made and the reference doesn't use the alias set of its type,
25887 do not create the temporary using that type.
25889 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
25891 * jump.c: Remove prototypes for delete_computation and
25892 delete_prior_computation.
25894 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
25896 * jump.c (get_label_after): Delete.
25897 (get_label_before, delete_computation, delete_jump,
25898 delete_prior_computation, follow_jumps): Move...
25899 * reorg.c (delete_computation, delete_prior_computation): ... here...
25900 (get_label_before, delete_jump): ... making these static ...
25901 (follow_jumps): ... and simplifying this since it only runs after
25903 * rtl.h (get_label_after, get_label_before, delete_jump,
25904 follow_jumps): Delete prototypes.
25906 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
25908 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
25910 2007-02-15 Nick Clifton <nickc@redhat.com>
25912 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
25913 order to prevent it from being munged by the target.
25915 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
25917 * config/i386/i386.md: Remove misleading comment.
25919 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
25921 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
25922 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
25925 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
25927 * tree-sra.c (instantiate_missing_elements): Canonicalize
25929 (sra_build_assignment): New.
25930 (generate_copy_inout, generate_element_copy,
25931 generate_element_zero, generate_one_element_init): Use it.
25933 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
25935 * tree-sra.c (instantiate_missing_elements): Canonicalize
25937 (sra_build_assignment): New.
25938 (generate_copy_inout, generate_element_copy,
25939 generate_element_zero, generate_one_element_init): Use it.
25941 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
25943 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
25946 2007-02-14 Joseph Myers <joseph@codesourcery.com>
25948 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
25949 types as aggregates not scalars.
25950 * function.c (assign_stack_temp_for_type): Likewise.
25952 2007-02-14 Roger Sayle <roger@eyesopen.com>
25953 Zdenek Dvorak <dvorakz@suse.cz>
25955 * tree-dump.c (dump_switch_p_1): Require exact match of the option
25958 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
25960 * passes.c (next_pass_1): Clear the next field of the copied
25963 2007-02-14 Richard Henderson <rth@redhat.com>
25965 * tree-sra.c (early_sra): New.
25966 (decl_can_be_decomposed_p): Deny va_list if early_sra.
25967 (tree_sra_early, pass_sra_early): New.
25968 * tree-pass.h (pass_sra_early): Declare.
25969 * passes.c (init_optimization_passes): Use it.
25971 2007-02-14 Richard Guenther <rguenther@suse.de>
25973 * flags.h (issue_strict_overflow_warning): Convert to a macro.
25975 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
25977 PR tree-optimization/30771
25978 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
25980 (vect_analyze_operations): Induction phis can now be marked as
25982 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
25983 Update documentation accordingly.
25985 2007-02-14 Nick Clifton <nickc@redhat.com>
25987 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
25988 most 3 arguments are supported.
25989 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
25991 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
25993 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
25994 Ensure dst->current is valid.
25996 2007-02-13 Paul Brook <paul@codesourcery.com>
25998 * config.gcc: Add arm*-*-uclinux-*eabi.
25999 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
26000 (SUBTARGET_EXTRA_LINK_SPEC): Define.
26001 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
26002 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
26003 (LINK_SPEC): Define.
26004 (LIB_SPEC): Define.
26005 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
26007 * config/arm/uclinux-eabi.h: New file.
26008 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
26009 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
26012 2007-02-13 Ian Lance Taylor <iant@google.com>
26014 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
26015 * flags.h (warn_strict_overflow): Declare.
26016 (enum warn_strict_overflow_code): Define.
26017 (issue_strict_overflow_warning): New static inline function.
26018 * opts.c (warn_strict_overflow): New variable.
26019 (common_handle_option): Handle OPT_Wstrict_overflow and
26020 OPT_Wstrict_overflow_.
26021 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
26023 * fold-const.c: Include intl.h.
26024 (fold_deferring_overflow_warnings): New static variable.
26025 (fold_deferred_overflow_warning): New static variable.
26026 (fold_deferred_overflow_code): New static variable.
26027 (fold_defer_overflow_warnings): New function.
26028 (fold_undefer_overflow_warnings): New function.
26029 (fold_undefer_and_ignore_overflow_warnings): New function.
26030 (fold_deferring_overflow_warnings_p): New function.
26031 (fold_overflow_warning): New static function.
26032 (make_range): Add strict_overflow_p parameter. Change all
26034 (extract_muldiv, extract_muldiv_1): Likewise.
26035 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
26036 tree_expr_nonnegative_p.
26037 (fold_negate_expr): Call fold_overflow_warning.
26038 (fold_range_test): Likewise.
26039 (fold_comparison): Likewise.
26040 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
26041 instead of tree_expr_nonnegative_p.
26042 (tree_expr_nonnegative_warnv_p): Rename from
26043 tree_expr_nonnegative_p, add strict_overflow_p parameter.
26044 (tree_expr_nonnegative_p): New function.
26045 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
26046 strict_overflow_p parameter.
26047 (tree_expr_nonzero_p): New function.
26048 * passes.c (verify_interpass_invariants): New static function.
26049 (execute_one_pass): Call it.
26050 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
26052 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
26053 (estimate_numbers_of_iterations): Likewise.
26054 (scev_probably_wraps_p): Likewise.
26055 * tree-ssa-ccp.c: Include "toplev.h".
26056 (evaluate_stmt): Defer fold overflow warnings until we know we are
26058 (struct fold_stmt_r_data): Add stmt field.
26059 (fold_stmt_r): Defer fold overflow warnings until we know we
26061 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
26062 (fold_stmt_inplace): Likewise.
26063 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
26064 (cleanup_control_expr_graph): Defer fold overflow warnings until
26065 we know we are going to optimize.
26066 * tree-cfg.c (fold_cond_expr_cond): Likewise.
26067 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
26069 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
26070 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
26071 * tree-ssa-loop-manip.c (create_iv): Likewise.
26072 * c-typeck.c (build_conditional_expr): Likewise.
26073 (build_binary_op): Likewise.
26074 * tree-vrp.c (vrp_expr_computes_nonzero): Call
26075 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
26076 (extract_range_from_unary_expr): Likewise.
26077 * simplify-rtx.c (simplify_const_relational_operation): Warn when
26078 assuming that signed overflow does not occur.
26079 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
26080 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
26081 (fold_defer_overflow_warnings): Declare.
26082 (fold_undefer_overflow_warnings): Declare.
26083 (fold_undefer_and_ignore_overflow_warnings): Declare.
26084 (fold_deferring_overflow_warnings_p): Declare.
26085 (tree_expr_nonzero_warnv_p): Declare.
26086 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
26087 of warning options.
26088 (Warning Options): Document -Wstrict-overflow.
26089 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
26090 (tree-ssa-ccp.o): Likewise.
26091 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
26092 (fold-const.o): Depend on intl.h.
26094 2007-02-13 Ian Lance Taylor <iant@google.com>
26096 PR middle-end/30751
26097 * lower-subreg.c (resolve_simple_move): Decompose subregs in
26100 2007-02-13 Stuart Hastings <stuart@apple.com>
26102 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
26104 2007-02-13 Richard Henderson <rth@redhat.com>
26106 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
26107 handled_component_p before looking for the indirect_ref.
26109 2007-02-13 Richard Henderson <rth@redhat.com>
26111 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
26112 remove flags clobber.
26113 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
26114 (bswaphi_lowpart): New.
26115 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
26116 remove TARGET_BSWAP test. Delete expander of the same name.
26118 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
26119 (expand_unop): Use them.
26121 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
26123 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
26124 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
26125 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
26126 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
26127 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
26128 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
26129 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
26130 assembler dialect choice from asm templates.
26132 2007-02-12 Richard Henderson <rth@redhat.com>
26134 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
26135 (fixuns_trunc<SSEMODEF>si2): Use it.
26136 * config/i386/sse.md (vec_setv4sf_0): Export.
26137 * config/i386/i386.c (ix86_build_const_vector): Export.
26138 (ix86_split_convert_uns_si_sse): Rename from
26139 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
26140 * config/i386/i386-protos.h: Update.
26142 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26145 * c-typeck.c (c_finish_return): Improve warning message.
26147 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26149 * alias.c (find_symbolic_term): Delete unused function.
26151 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
26153 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
26154 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
26155 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
26157 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26159 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
26160 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
26161 the function, temporarily point the debug interface to the null one.
26163 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26165 * dwarf2out.c (round_up_to_align): New static function.
26166 (field_byte_offset): Use it to round the offset.
26168 2007-02-12 Richard Henderson <rth@redhat.com>
26170 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
26171 (inswl_const): Export.
26173 2007-02-12 Richard Henderson <rth@redhat.com>
26175 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
26176 result mode of the libcall, convert back to outmode.
26178 2007-02-12 Roger Sayle <roger@eyesopen.com>
26180 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
26181 (bswapdi2): New define_expand to implement 32-bit implementation.
26183 2007-02-12 Nick Clifton <nickc@redhat.com>
26185 * doc/invoke.texi (Overall Options): Document --help=.
26186 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
26187 (cc1_options): Pass --help= on to cc1.
26188 (display_help): Add description of --help=.
26189 (process_command): Add code to handle --help=. Allow translated
26190 --help and --target-help switches to be passed on to compiler
26192 (main): Remove unused if statement.
26193 * opts.c (columns): Remove.
26194 (LEFT_COLUMN): Define.
26195 (wrap_help): Add columns argument.
26196 (print_filtered_help): Change parameters to be an include bitmask,
26197 an exclude bitmask, an any bitmask and the column width. Move the
26198 code to display the params list here. Add code to display the
26199 status of options rather than their descriptions if the quiet flag
26201 (print_specific_help): Change parameters to be an include bitmask,
26202 an exclude bitmask and an any bitmask. Move code to look up the
26203 column width here. Decide upon the title for an options listing.
26204 (common_handle_options): Add code to handle --help=. Adapt code
26205 for --help and --target-help to use the revised form of the
26206 print_specific_help function.
26207 (print_help): Delete.
26208 (print_param_help): Delete.
26209 (print_switch): Delete.
26210 * opts.h (cl_lang_count): Add prototype.
26211 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
26212 CL_MAX_OPTION_CLASS): New defines.
26213 * optc-gen.awk: Add construction of cl_lang_count.
26214 * c.opt: Add Warning attribute to warning options and Optimization
26215 attribute to optimization options.
26216 * common.opt: Likewise.
26218 Add -fhelp and -ftarget-help as aliases for the transformed --help
26219 and --target-help options.
26220 * opt-functions.awk: Add code to handle Warning and Optimization
26223 2007-02-12 Richard Henderson <rth@redhat.com>
26225 * config/alpha/constraints.md: New file.
26226 * config/alpha/alpha.c: Include tm-constrs.h.
26227 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
26228 alpha_extra_constraint): Remove.
26229 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
26230 * config/alpha/alpha-protos.h: Update.
26231 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
26232 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
26233 (EXTRA_CONSTRAINT): Remove.
26234 * config/alpha/alpha.md: Include constraints.md.
26235 (adddi splitter): Use satisfies_constraint_*.
26236 * config/alpha/predicates.md (add_operand): Likewise.
26237 (sext_add_operand, addition_operation): Likewise.
26239 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
26241 PR tree-optimization/29145
26242 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
26243 in our handling of restrict qualified pointers.
26245 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26248 * doc/invoke.texi (Wunused-value): Update description.
26249 (Wextra): Delete item.
26250 * opts.c (set_Wextra): Don't use the value of Wextra to set the
26251 value of Wunused-value.
26252 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
26253 (c_finish_stmt_expr): Don't check extra_warnings.
26254 (emit_side_effect_warnings): The caller is responsible to check
26257 2007-02-11 Roger Sayle <roger@eyesopen.com>
26258 Matt Thomas <matt@3am-software.com>
26260 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
26262 2007-02-11 Roger Sayle <roger@eyesopen.com>
26264 * simplify-rtx.c (simplify_relational_operation_1): Optimize
26265 comparisons of POPCOUNT against zero.
26266 (simplify_const_relational_operation): Likewise.
26268 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26270 * doc/invoke.texi (Wextra): Delete outdated paragraph.
26272 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26274 * dwarf2out.c (root_type): Delete unused function.
26276 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26278 * genattrtab.c (contained_in_p): Delete unused function.
26279 (write_expr_attr_cache): Likewise.
26281 2007-02-11 Jan Hubicka <jh@suse.cz>
26283 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
26286 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
26288 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
26289 to add the REG_EQ* note.
26290 * see.c (see_merge_one_use_extension): Likewise.
26291 * local-alloc.c (update_equiv_regs): Likewise. Also don't
26292 turn REG_EQUAL notes into REG_EQUIV notes if the target
26293 register may have more than one set.
26294 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
26295 * gcse.c (try_replace_reg): Likewise.
26296 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
26297 * calls.c (fixup_tail_calls): Likewise. Abort if there is
26298 more than one REG_EQUIV note.
26299 * reload1.c (gen_reload): Use set_unique_reg_note.
26301 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
26303 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
26304 (ix86_builtin_conversion): New function.
26306 2007-02-06 Mark Mitchell <mark@codesourcery.com>
26309 * tree.h (DECL_REPLACEABLE_P): New macro.
26310 * except.c (set_nothrow_function_flags): Likewise.
26312 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
26313 Ira Rosen <irar@il.ibm.com>
26314 Dorit Nuzman <dorit@il.ibm.com>
26316 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
26317 * targhooks.c (default_builtin_vectorized_conversion): New.
26318 * targhooks.h (default_builtin_vectorized_function): New declaration.
26319 * target.h (struct vectorize): Add builtin_conversion field.
26320 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
26321 stmt_vec_info_type value.
26322 (vectorizable_conversion): New declaration.
26323 * tree-vect-analyze.c (vect_analyze_operations): Add
26324 vectorizable_conversion call.
26325 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
26326 * tree-vect-transform.c (vectorizable_conversion): New function.
26327 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
26328 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
26330 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
26331 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
26332 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
26333 or ALTIVEC_BUILTIN_VCFSX.
26335 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26338 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
26339 CONST_DOUBLE and operand 0 is a hard register.
26340 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
26341 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
26342 is a hard floating-point register.
26344 2007-02-10 Richard Henderson <rth@redhat.com>
26345 Jakub Jelinek <jakub@redhat.com>
26346 Alexandre Oliva <aoliva@redhat.com>
26348 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
26349 * builtin-types.def (BT_WORD): Make unsigned.
26350 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
26351 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
26352 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
26353 * c-decl.c (grokdeclarator): Don't error if !have_tls.
26354 * c-parser.c (c_parser_omp_threadprivate): Likewise.
26355 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
26357 * expr.c (emutls_var_address): New.
26358 (expand_expr_real_1): Expand emulated tls.
26359 (expand_expr_addr_expr_1): Likewise.
26360 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
26361 * output.h (emutls_finish): Declare.
26362 * toplev.c (compile_file): Call it.
26363 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
26364 address before wrapping in CONST.
26365 * varasm.c (emutls_htab, emutls_object_type): New.
26366 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
26367 (get_emutls_object_name, get_emutls_object_type): New.
26368 (get_emutls_init_templ_addr, emutls_decl): New.
26369 (emutls_common_1, emutls_finish): New.
26370 (assemble_variable): When emulating tls, swap decls; generate
26371 constructor for the emutls objects.
26372 (do_assemble_alias): When emulating tls, swap decl and target name.
26373 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
26375 * varpool.c (decide_is_variable_needed): Look at force_output.
26376 Recurse for emulated tls.
26377 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
26378 with decide_is_variable_needed.
26379 * emutls.c: New file.
26380 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
26381 tls_object for real tls.
26383 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
26385 PR rtl-optimization/29599
26386 * reload1.c (eliminate_regs_in_insn): Take the destination
26387 mode into account when computing the offset.
26389 2007-02-09 Stuart Hastings <stuart@apple.com>
26390 Richard Henderson <rth@redhat.com>
26392 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26393 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26394 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
26395 fixuns_truncdfhi2): New.
26396 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
26397 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
26398 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
26399 (floatunssidf2): Allow nonimmediate source.
26400 * config/i386/sse.md (movdi_to_sse): New.
26401 (vec_concatv2di): Drop '*'.
26402 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
26403 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26404 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
26406 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
26407 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26408 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
26409 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
26410 (ix86_build_signbit_mask): Fix decl of v, refactor to call
26411 ix86_build_const_vector.
26412 (x86_emit_floatuns): Rewrite.
26414 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26416 * genautomata.c (longest_path_length): Delete unused function.
26417 (struct state): Delete unused longest_path_length.
26418 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
26419 (get_free_state): Delete unused.
26421 2007-02-09 Jan Hubicka <jh@suse.cz>
26423 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
26424 * doc/invoke.texi (inline-unit-growth): Update default value.
26426 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
26427 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
26428 (rebuild_cgraph_edges): Likewise.
26429 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
26430 (dump_cgraph_node): Dump frequencies.
26431 (cgraph_clone_edge): Add frequency scales.
26432 (cgraph_clone_node): Add freuqnecy.
26433 * cgraph.h (cgraph_edge): Add freuqnecy argument.
26434 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
26435 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
26436 * tree-pass.h (TODO_rebuild_frequencies): New constant.
26437 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
26438 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
26439 (save_inline_function_body): Likewise.
26440 * ipa-inline.c: inluce rtl.h
26441 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
26442 (cgraph_edge_badness): Use frequencies.
26443 (cgraph_decide_recursive_inlining): Update clonning.
26444 (cgraph_decide_inlining_of_small_function): Dump frequency.
26445 * predict.c (estimate_bb_frequencies): Export.
26446 * predict.h (estimate_bb_frequencies): Declare.
26447 * tree-inline.c (copy_bb): Watch overflows.
26448 (expand_call_inline): Update call of cgraph_create_edge.
26449 (optimize_inline_calls): Use TODO flags to update frequnecies.
26450 * passes.h: Include predict.h
26451 (init_optimization_passes): Move profile ahead.
26452 (execute_function_todo): Handle TODO_rebuild_frequencies.
26454 2007-02-09 Roger Sayle <roger@eyesopen.com>
26456 * config/alpha/alpha.c (emit_insxl): Force the first operand of
26457 the insbl or inswl pattern into a register.
26459 2007-02-09 Roger Sayle <roger@eyesopen.com>
26461 * config/ia64/ia64.md (bswapdi2): New define_insn.
26463 2007-02-09 Richard Henderson <rth@redhat.com>
26465 * config/i386/constraints.md (Ym): New constraint.
26466 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
26467 (movdi_1_rex64): Split sse and xmm general register moves from
26468 memory move alternatives. Use conditional register constraints.
26469 (movsf_1, movdf_integer): Likewise.
26470 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
26471 (movdf_integer_rex64): New.
26472 (pushsf_rex64): Fix output constraints.
26473 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
26474 (sse2_stored): Likewise.
26475 (sse2_storeq_rex64): New.
26476 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
26477 amd and not generic.
26478 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
26479 for optimize_size. Remove SF/DFmode hack.
26481 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
26483 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
26486 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
26487 Richard Sandiford <richard@codesourcery.com>
26489 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
26490 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
26491 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
26492 m68k/t-mlib to tmake_file.
26493 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
26494 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
26495 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
26496 Allow it to be cf or m68k. Set m68k_arch_family. If that
26497 variable is not empty, add t-$m68k_arch_family to tmake_file.
26498 Add t-mlibs to tmake_file.
26499 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
26500 * config/m68k/t-cf: New file.
26501 * config/m68k/t-m68k: Likewise.
26502 * config/m68k/t-mlibs: Likewise.
26503 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26504 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26505 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
26506 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26507 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
26509 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
26510 (INSTALL_LIBGCC): Delete.
26511 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
26512 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26513 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26514 (M68K_MLIB_CPU): Define.
26515 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26516 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26517 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
26519 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
26520 Richard Guenther <rguenther@suse.de>
26522 PR middle-end/23361
26523 * fold-const.c (fold_comparison): Handle obfuscated comparisons
26524 against INT_MIN/INT_MAX.
26525 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
26526 file if a loop is removed.
26528 2007-02-09 Joseph Myers <joseph@codesourcery.com>
26530 * calls.c (store_one_arg): Pass correct alignment to
26531 emit_push_insn for non-BLKmode values.
26532 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
26533 unaligned stack slot via a suitably aligned slot.
26535 2007-02-08 DJ Delorie <dj@redhat.com>
26537 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
26539 (legal_subregs): Use unsigned char, make const.
26540 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
26542 2007-02-08 Paul Brook <paul@codesourcery.com>
26544 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
26545 special interworking needed.
26547 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
26549 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
26550 conditional to __SSE2__.
26551 (Entries below should have been added to first ChangeLog
26552 entry for amdfam10 dated 2007-02-05)
26553 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
26555 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
26557 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
26560 2007-02-08 DJ Delorie <dj@redhat.com>
26562 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
26563 * config/m32c/m32c.c (legal_subregs): New.
26564 (m32c_illegal_subreg_p): New.
26565 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
26566 unsupported subregs of hard regs.
26568 2007-02-08 Jan Hubicka <jh@suse.cz>
26570 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
26571 the same one; always update histograms.
26573 2007-02-08 Diego Novillo <dnovillo@redhat.com>
26575 * passes.c (init_optimization_passes): Tidy comment.
26577 2007-02-08 Roger Sayle <roger@eyesopen.com>
26579 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
26580 strip zero_extend, bswap and rotates from POCOUNT's argument.
26581 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
26582 zero_extend and rotates from PARITY's argument.
26583 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
26584 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
26585 of an integer constant at compile-time.
26587 2007-02-08 Diego Novillo <dnovillo@redhat.com>
26590 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
26592 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
26595 * tree-ssa-live.c (remove_unused_locals): Do not remove
26596 TREE_ADDRESSABLE variables.
26597 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
26598 * tree-ssa-operands.c (add_virtual_operand): Remove argument
26599 FOR_CLOBBER. Update all users.
26600 If VAR has an associated alias set, add a virtual operand for
26601 it if no alias is found to conflict with the memory reference.
26603 2007-02-07 Jan Hubicka <jh@suse.cz>
26604 Robert Kidd <rkidd@crhc.uiuc.edu>
26606 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
26608 2007-02-07 Ian Lance Taylor <iant@google.com>
26610 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
26612 2007-02-07 Roger Sayle <roger@eyesopen.com>
26614 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
26615 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
26616 tablejumpdi, movsi_to_cr_one): Remove constraints from
26617 define_expand's match_operands.
26619 2007-02-07 Roger Sayle <roger@eyesopen.com>
26621 * global.c (compute_regsets): Move declatation of "i" inside of
26622 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
26624 2007-02-07 Jakub Jelinek <jakub@redhat.com>
26627 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
26628 of INDIRECT_REF <RESULT_DECL>.
26630 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
26632 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
26633 Kaz Kojima <kkojima@gcc.gnu.org>
26636 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
26638 (sh_initialize_trampoline): Add parentheses to avoid a warning.
26640 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
26642 * doc/loop.texi: Document possibility not to perform disambiguation
26643 of loops with multiple latches.
26644 * cfgloopmanip.c (alp_enum_p): Removed.
26645 (add_loop): Handle subloops. Use get_loop_body_with_size.
26646 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
26647 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
26648 the new forwarder block.
26649 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
26650 Handle the case latch is NULL.
26651 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
26652 modifications when marking loop exits.
26653 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
26655 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
26656 disambiguate_loops_with_multiple_latches.
26657 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
26658 before fix_loop_structure.
26659 * cfgloop.c: Include pointer-set.h and output.h.
26660 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
26661 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
26662 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
26663 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
26664 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
26665 disambiguate_multiple_latches, get_loop_body_with_size,
26666 disambiguate_loops_with_multiple_latches): New functions.
26667 (flow_loop_dump): Dump multiple latch edges.
26668 (flow_loop_nodes_find): Handle loops with multiple latches.
26669 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
26670 (glb_enum_p): Modified.
26671 (get_loop_body): Use get_loop_body_with_size.
26672 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
26673 (AVOID_CFG_MODIFICATIONS): New constant.
26674 (disambiguate_loops_with_multiple_latches, add_loop,
26675 get_loop_body_with_size): Declare.
26676 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
26678 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
26680 PR inline-asm/28686
26681 * global.c (compute_regsets): New function.
26682 (global_alloc): Refactored ELIMINABLE_REGSET
26683 and NO_GLOBAL_ALLOC_REGS computation out.
26684 (rest_of_handle_global_alloc): Call compute_regsets()
26685 for non-optimizing case.
26687 2007-02-06 Richard Henderson <rth@redhat.com>
26689 * config/i386/constraints.md (Y2): Rename from Y.
26690 (Yi): New constraint.
26691 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
26692 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
26693 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
26694 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
26695 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
26696 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
26697 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
26698 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
26699 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
26700 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
26701 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
26702 vec_extractv2si_1): Change Y constraints to Y2.
26703 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
26704 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
26705 Change Y constraints to Y2.
26706 (sse2_loadld): Change Y constraints to x.
26708 2007-02-06 Roger Sayle <roger@eyesopen.com>
26710 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
26711 (parity<mode>2): New define_expand using rs6000_emit_parity.
26712 * config/rs6000/rs6000.c (rs6000_emit_popcount,
26713 rs6000_emit_parity): New functions.
26714 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
26715 rs6000_emit_parity): Prototype here.
26717 2007-02-06 Ian Lance Taylor <iant@google.com>
26719 * lower-subreg.c (simple_move_operand): Reject CONST.
26720 (resolve_clobber): Call validate_change rather than directly
26721 assigning to XEXP (pat, 0).
26723 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
26725 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
26726 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
26727 (tree-cfg.o): Remove hashtab.h dependency.
26729 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
26730 (struct ivopts_data): Change niters to pointer_map_t.
26731 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
26732 (niter_for_exit): Create pointer_map on demand. Change for
26734 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
26735 (free_loop_data): Destroy data->niters if created and reset field.
26736 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
26737 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
26739 * tree-ssa-reassoc.c: Include pointer-set.h.
26740 (bb_rank): Change to long *.
26741 (operand_rank): Change to pointer_map_t.
26742 (find_operand_rank): Return long, -1 if not found. Declare as inline.
26743 (insert_operand_rank): Accept long.
26744 (operand_entry_hash, operand_entry_eq): Remove.
26745 (get_rank): Return long. Adjust for changes above.
26746 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
26748 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
26750 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
26751 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
26752 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
26754 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
26755 directly since it cannot be NULL.
26756 (get_vi_for_tree): Rewrite for pointer_map API.
26757 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
26758 (init_alias_vars): Create vi_for_tree as pointer_map.
26759 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
26761 * tree-cfg.c: Don't include hashtab.h.
26762 (edge_to_cases): Declare as pointer_map.
26763 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
26765 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
26766 (start_recording_case_labels): Create edge_to_cases as pointer_map.
26767 (end_recoding_case_labels): Cleanup edge_to_cases manually before
26769 (record_switch_edge): Delete.
26770 (get_cases_for_edge): Adjust for pointer_map API, inline
26771 record_switch_edge (rewritten for new API), remove goto.
26773 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
26775 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
26776 * tree-nested.c: Include pointer-set.h.
26777 (var_map_elt, var_map_eq, var_map_hash): Delete.
26778 (struct nesting_info): Remove GTY marker. Change the two htab_t's
26779 to pointer_map_t's.
26780 (nesting_info_bitmap_obstack): New.
26781 (lookup_field_for_decl): Adjust for pointer_map API.
26782 (lookup_tramp_for_decl): Adjust for pointer_map API.
26783 (get_nonlocal_debug_decl): Adjust for pointer_map API.
26784 (get_local_debug_decl): Adjust for pointer_map API.
26785 (convert_nl_goto_reference): Adjust for pointer_map API.
26786 (convert_nl_goto_receiver): Adjust for pointer_map API.
26787 (create_nesting_tree): Create outside GGC space. Create bitmap on
26788 the new obstack. Create field_map and var_map as pointer_maps.
26789 (free_nesting_tree): Adjust for changes to create_nesting_tree.
26791 (lower_nested_functions): Move root here, no need to NULL it.
26792 Initialize and release the obstack.
26794 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
26796 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
26797 Remove prototypes and make them non-static.
26798 (struct tree_int_map): Remove.
26799 * tree.h (struct tree_int_map): Move here, turning TO into an
26801 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
26803 * tree.h (TREE_COMPLEXITY): Remove.
26804 (struct tree_exp): Remove complexity field.
26805 * tree.c (build1_stat): Don't set it.
26807 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
26808 Victor Kaplansky <victork@il.ibm.com>
26810 * tree-vectorizer.c (vect_is_simple_use): Support induction.
26811 (vect_is_simple_reduction): Support reduction with induction as
26812 one of the operands.
26813 (vect_is_simple_iv_evolution): Fix formatting.
26814 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
26815 formatting. Don't mark induction phis for vectorization.
26816 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
26817 * tree-vect-transform.c (get_initial_def_for_induction): New function.
26818 (vect_get_vec_def_for_operand): Support induction.
26819 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
26821 (vectorizable_reduction): Support reduction with induction as one of
26823 (vectorizable_type_demotion): Use def-type of stmt argument rather
26824 than dummy def-type.
26826 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
26827 flag_tree_scev_cprop.
26828 * common.opt (tree-scev-cprop): New flag.
26830 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
26831 call to vect_get_new_vect_var.
26833 2007-02-06 Ira Rosen <irar@il.ibm.com>
26835 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
26836 vectype is not NULL.
26837 (vect_pattern_recog_1): Likewise.
26839 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26841 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
26842 (fold_negate_expr): Likewise.
26844 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
26847 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
26848 even if cv-qualification is the same.
26850 2007-02-05 Geoffrey Keating <geoffk@apple.com>
26852 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
26853 __enable_execute_stack on completion.
26855 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26857 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
26858 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
26859 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
26860 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
26861 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
26862 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
26863 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
26864 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
26866 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26868 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
26869 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
26870 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
26871 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
26872 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
26873 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
26874 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
26875 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
26876 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
26877 umuldi3_highpart_rex64, umulsi3_highpart_insn,
26878 umulsi3_highpart_zext, smuldi3_highpart_rex64,
26879 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
26880 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
26881 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
26882 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
26883 sqrtextenddfxf2_i387): Added amdfam10_decode.
26885 * config/i386/athlon.md (athlon_idirect_amdfam10,
26886 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
26887 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
26888 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
26889 athlon_ivector_store_amdfam10): New define_insn_reservation.
26890 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
26893 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26895 * config/i386/athlon.md (athlon_call_amdfam10,
26896 athlon_pop_amdfam10, athlon_lea_amdfam10): New
26897 define_insn_reservation.
26898 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
26899 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
26900 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
26902 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26904 * config/i386/athlon.md (athlon_sseld_amdfam10,
26905 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
26906 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
26908 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26910 * config/i386/athlon.md (athlon_sseins_amdfam10): New
26911 define_insn_reservation.
26912 * config/i386/i386.md (sseins): Added sseins to define_attr type
26913 and define_attr unit.
26914 * config/i386/sse.md: Set type attribute to sseins for insertq
26917 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26919 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
26920 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
26921 ssecomi_load_amdfam10, ssecomi_amdfam10,
26922 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
26923 define_insn_reservation.
26924 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
26926 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26928 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
26929 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
26930 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
26931 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
26932 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
26933 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
26934 define_insn_reservation.
26936 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
26937 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
26938 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
26939 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
26940 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
26942 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26944 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
26945 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
26946 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
26947 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
26948 athlon_ssemul_load_k8): Added amdfam10.
26950 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26952 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
26953 (x86_sse_unaligned_move_optimal): New variable.
26955 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
26957 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
26958 for unaligned vector SSE double/single precision loads for AMDFAM10.
26960 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26962 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
26963 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
26964 Define TARGET_CPU_DEFAULT_amdfam10.
26965 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
26966 (processor_type): Add PROCESSOR_AMDFAM10.
26968 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
26969 processor_type in config/i386/i386.h.
26970 Enable imul peepholes for TARGET_AMDFAM10.
26972 * config.gcc: Add support for --with-cpu option for amdfam10.
26974 * config/i386/i386.c (amdfam10_cost): New variable.
26975 (m_AMDFAM10): New macro.
26976 (m_ATHLON_K8_AMDFAM10): New macro.
26977 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
26978 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
26979 x86_promote_QImode, x86_integer_DFmode_moves,
26980 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26981 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
26982 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
26983 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
26984 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
26985 Enable/disable for amdfam10.
26986 (override_options): Add amdfam10_cost to processor_target_table.
26987 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
26988 processor_alias_table.
26989 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
26990 (ix86_adjust_cost): Add code for amdfam10.
26992 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26994 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
26995 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
26996 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
26997 * config/i386/i386.h: Add builtin definition for SSE4A.
26998 * config/i386/i386.md: Add support for ABM instructions
26999 (popcnt and lzcnt).
27000 * config/i386/sse.md: Add support for SSE4A instructions
27001 (movntss, movntsd, extrq, insertq).
27002 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
27003 Add -march=amdfam10 flag.
27004 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
27005 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
27007 * doc/extend.texi: Add documentation for SSE4A builtins.
27009 2007-02-05 Bob Wilson <bob.wilson@acm.org>
27011 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
27013 2007-02-05 Richard Guenther <rguenther@suse.de>
27015 * tree-vectorizer.h (vectorizable_function): Add argument type
27016 argument, change return type.
27017 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
27018 * tree-vect-transform.c (vectorizable_function): Handle extra
27019 argument, return vectorized function decl.
27020 (build_vectorized_function_call): Remove.
27021 (vectorizable_call): Handle calls with result and argument types
27022 differing. Handle loop vectorization factor correctly.
27023 * targhooks.c (default_builtin_vectorized_function): Adjust for
27025 * targhooks.h (default_builtin_vectorized_function): Likewise.
27026 * target.h (builtin_vectorized_function): Add argument type
27028 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
27029 extra argument, allow vectorizing of lrintf.
27030 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
27031 documentation of target hook.
27033 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
27036 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
27037 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
27038 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
27040 2007-02-05 Roger Sayle <roger@eyesopen.com>
27042 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
27043 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
27044 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
27045 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
27046 before canonicalizing sincos to cexpi.
27047 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
27049 2007-02-05 Roger Sayle <roger@eyesopen.com>
27051 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
27052 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
27053 (alpha_init_builtins): Use alpha_add_builtins to process tables.
27055 2007-02-05 Roger Sayle <roger@eyesopen.com>
27057 * mips-tfile.c (initialize_init_file): Correct endianness test.
27059 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
27061 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
27062 the 'y' constraint.
27064 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27066 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
27067 saves in a PARALLEL before the register assignments.
27069 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27071 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
27072 DWARF_FRAME_RETURN_COLUMN to be a general register.
27073 * dwarf2out.c (init_return_column_size): New function, split from...
27074 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
27075 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
27076 to be nongeneral registers.
27077 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
27079 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
27080 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
27082 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27084 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
27086 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27088 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
27089 (remove_path): Use can_remove_branch_p and remove_branch instead
27090 of loop_delete_branch_edge.
27091 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
27092 (tree_transform_and_unroll_loop): Remove dead branches immediately.
27093 Update profile using scale_dominated_blocks_in_loop.
27094 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
27095 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
27096 (can_remove_branch_p, remove_branch): Declare.
27097 * tree-cfg.c (tree_can_remove_branch_p): New function.
27098 (tree_cfg_hooks): Add tree_can_remove_branch_p.
27099 * cfgrtl.c (rtl_can_remove_branch_p): New function.
27100 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
27102 2007-02-05 Jan Hubicka <jh@suse.cz>
27104 PR middle-end/30696
27105 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
27106 nodes in cgraph, don't remove offline copy of the function.
27108 2007-02-04 Jan Hubicka <jh@suse.cz>
27110 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
27111 vectors might cause maybe_lookup_element_for_expr to be called
27112 on non-sra-candidate.
27114 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27116 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
27117 config/bfin/bfin.md, config/bfin/predicates.md: Follow
27118 spelling conventions.
27120 2007-02-04 Richard Guenther <rguenther@suse.de>
27122 PR middle-end/30636
27123 * fold-const.c (try_move_mult_to_index): Make sure to not
27124 overflow one dimension of a multi-dimensional array access.
27126 2007-02-04 Jan Hubicka <jh@suse.cz>
27128 * passes.c (init_optimization_passes): Reindent.
27130 2007-02-04 Jan Hubicka <jh@suse.cz>
27131 Eric Botcazou <ebotcazou@adacore.com>
27133 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
27134 (execute_fixup_cfg): Break out the abnormal goto code.
27135 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
27136 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
27137 (optimize_inline_calls): Call make_nonlocal_label_edges.
27139 2007-02-04 Jan Hubicka <jh@suse.cz>
27141 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
27142 true when something was changed.
27143 (rename_ssa_copies): When something was changed, do
27144 TODO_remove_unused_locals.
27145 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27146 add TODO_remove_unused_locals when instruction was removed.
27148 2007-02-04 Jan Hubicka <jh@suse.cz>
27150 * ipa-inline.c (try_inline): Improve debug output; work on already
27152 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
27153 call try_inline for already inlined edges too when flattening;
27154 inline also functions that make callee growth but overall unit size
27157 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27159 * config/m32c/bitops.md, config/m32c/jump.md,
27160 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
27161 config/m32r/m32r.h, config/m32r/m32r.md,
27162 config/m32r/predicates.md, config/m68hc11/larith.asm,
27163 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
27164 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
27165 config/mips/mips-protos.h, config/mips/mips.c,
27166 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
27167 config/mn10300/mn10300.h, config/mn10300/predicates.md,
27168 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
27169 spelling conventions.
27171 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
27172 Follow spelling conventions.
27174 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
27176 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
27177 warn about C++0x compatibility.
27179 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27181 * config/h8300/h8300.c, config/h8300/h8300.h,
27182 config/h8300/h8300.md: Follow spelling conventions.
27184 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
27186 PR middle-end/30667
27187 * combine.c (try_combine): Do not substitute source operand
27188 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
27190 2007-02-03 Jan Hubicka <jh@suse.cz>
27192 PR gcov-profile/30650
27193 * value-prof.c (stringop_block_profile): Fix handling of size counter;
27194 do not divide by zero for never executed counters.
27195 (tree_find_values_to_profile): Fix counters.
27196 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
27198 2007-02-03 Ian Lance Taylor <iant@google.com>
27200 * lower-subreg.c (simple_move_operand): New static function,
27201 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
27203 (simple_move): Call simple_move_operand.
27204 (find_decomposable_subregs): Add special handling of MEMs.
27205 (can_decompose_p): Rename from cannot_decompose_p. Reverse
27206 meaning of return value. If we see a hard register, test whether
27207 it can store a word_mode value. Change all callers.
27209 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27211 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
27212 ftrapv insns and expanders.
27213 (subdi3): Change define_expand operand 1 to arith11_operand, and
27214 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
27215 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
27216 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
27219 PR middle-end/30174
27220 * varasm.c (notice_global_symbol): Treat global objects as weak when
27221 flag_shlib is true.
27223 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27225 * emit-rtl.c (dconstpi): Delete.
27226 (dconstsqrt2): New.
27227 (init_emit_once): Delete dconstpi and init dconstsqrt2.
27228 * real.h (dconstpi): Delete.
27229 (dconstsqrt2): New.
27230 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
27231 (fold_builtin_hypot): Likewise.
27233 2007-02-03 Tom Tromey <tromey@redhat.com>
27236 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
27237 -gcoff3, -gxcoff3, -gvms3 implies -dD.
27239 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
27241 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
27242 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
27243 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
27244 config/rs6000/cell.md, config/rs6000/darwin.h,
27245 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
27246 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
27247 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
27248 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
27249 typos. Follow spelling conventions.
27250 * doc/invoke.texi: Follow spelling conventions.
27252 2007-02-03 Roger Sayle <roger@eyesopen.com>
27254 * simplify-rtx.c (simplify_relational_operation_1): Implement some
27255 canonicalization transformations that attempt to simplify integer
27256 constant comparisons to become comparisons against zero.
27258 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27260 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
27262 * fold-const.c (fold_binary): Fix comment typos. Fold complex
27263 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
27265 2007-02-02 Mike Stump <mrs@apple.com>
27267 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
27268 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
27269 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
27270 generate a branch island.
27272 2007-02-02 Bob Wilson <bob.wilson@acm.org>
27274 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
27275 (xtensa_legitimate_address_p): New.
27276 (xtensa_legitimize_address): New.
27277 (xtensa_output_addr_const_extra): New.
27278 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
27280 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
27281 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
27282 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
27283 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
27284 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
27285 (xtensa_legitimize_address): New.
27286 (xtensa_output_addr_const_extra): New.
27288 2007-02-02 Steve Ellcey <sje@cup.hp.com>
27290 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
27292 2007-02-02 Ian Lance Taylor <iant@google.com>
27294 * expmed.c (expand_divmod): Add comment.
27296 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
27298 * emit-rtl.c (renumber_insns): Remove.
27299 * flags.h: Remove the extern for flag_renumber_insns.
27300 * rtl.h: Remove the prototype for renumber_insns.
27301 * toplev.c (flag_renumber_insns): Remove.
27303 2007-02-02 Hui-May Chang <hm.chang@apple.com>
27305 Revert for x86 darwin:
27306 2005-06-19 Uros Bizjak <uros@kss-loka.si>
27308 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
27309 code before the following patch under TARGET_MACHO.
27310 (ix86_function_value_regno_p): Likewise.
27312 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27314 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
27317 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27320 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
27321 loads to general or fp registers. Add comments.
27322 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
27324 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
27326 * pointer-set.c (insert_aux): Only return insertion slot.
27327 (pointer_set_insert): Adjust.
27328 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
27329 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
27330 pointer_map_traverse): New.
27331 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
27332 pointer_map_create, pointer_map_destroy, pointer_map_insert,
27333 pointer_map_contains, pointer_map_traverse): Declare.
27335 2007-02-02 Jakub Jelinek <jakub@redhat.com>
27337 PR middle-end/30473
27338 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
27339 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
27341 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27343 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
27345 (struct _dep): New type.
27346 (dep_t): New typedef.
27347 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
27348 (DEP_STATUS): New access macro. The macro with the same name was
27349 renamed to DEP_LINK_STATUS.
27350 (dep_init): Declare function
27352 (struct _dep_link): New type.
27353 (dep_link_t): New typedef.
27354 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
27355 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
27356 (DEP_LINK_STATUS): New macro.
27357 (debug_dep_links): New debug function.
27359 (struct _deps_list): New type.
27360 (deps_list_t): New typedef.
27361 (DEPS_LIST_FIRST): New access macro.
27362 (FOR_EACH_DEP_LINK): New cycle macro.
27363 (create_deps_list, free_deps_list, delete_deps_list): Declare
27365 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
27366 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
27367 (copy_deps_list_change_con): Ditto.
27369 (move_dep_link): Declare function.
27371 (struct _dep_node): New type.
27372 (dep_node_t): New typedef.
27373 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
27375 (struct haifa_insn_data.back_deps): New field to hold backward
27376 dependencies of the insn.
27377 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
27379 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
27380 Change its type to deps_list_t.
27381 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
27382 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
27383 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
27385 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
27387 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
27389 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
27391 (dep_cost): Declare.
27393 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
27394 (ds_to_dk, dk_to_ds): New functions.
27396 (init_dep_1): New static function.
27397 (init_dep): New function.
27398 (copy_dep): New static function.
27400 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
27402 (detach_dep_link): New static function.
27403 (move_dep_link): New function.
27405 (dep_links_consistent_p, dump_dep_links): New static functions.
27406 (debug_dep_links): New debugging function.
27408 (deps_obstack, dl_obstack, dn_obstack): New static variables.
27410 (alloc_deps_list, init_deps_list): New static functions.
27411 (create_deps_list): New function.
27412 (clear_deps_list): New static function.
27413 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
27414 (deps_list_consistent_p, dump_deps_list): New static functions.
27415 (debug_deps_list): New function.
27416 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
27418 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
27420 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
27421 use new scheduler dependencies lists.
27422 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
27423 (sched_analyze): Ditto. Initialize dependencies lists.
27424 (add_forw_dep, compute_forward_dependences): Update to use new
27425 scheduler dependencies lists.
27427 (init_dependency_caches): Init deps_obstack.
27428 (free_dependency_caches): Free deps_obstack.
27430 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
27431 new scheduler dependencies lists.
27432 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
27433 (add_back_forw_dep, delete_back_forw_dep): Ditto.
27435 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
27436 Update to use new scheduler dependencies lists.
27437 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
27438 (debug_dependencies): Ditto.
27439 (schedule_region): Update comments.
27441 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
27442 scheduler dependencies lists.
27443 (schedule_ebb): Update comments.
27445 * rtl.def (DEPS_LIST): Remove.
27447 * lists.c (unused_deps_list): Remove.
27448 (free_list): Update assertions.
27450 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
27451 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27453 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
27454 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27456 * haifa-sched.c (comments): Update.
27457 (insn_cost1): Remove. Inline the code into insn_cost ().
27458 (insn_cost): Update to use new scheduler dependencies lists. Move
27459 processing of the dependency cost to dep_cost ().
27460 (dep_cost): New function. Use it instead of insn_cost () when
27461 evaluating cost of the dependency. Use compatible interface to
27462 interact with the target.
27463 (priority): Update to use new scheduler dependencies lists.
27464 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
27465 with greater number of insns that depend on the insn.
27466 (schedule_insn): Update to use new scheduler dependencies lists. Add
27467 code to free backward dependencies lists. Inline and optimize code
27468 from resolve_dep () - see PR28071.
27469 (ok_for_early_queue_removal): Update to use new scheduler dependencies
27470 lists. Update call to targetm.sched.is_costly_dependence hook.
27472 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
27473 scheduler dependencies lists.
27475 (resolve_dep): Remove. Move the logic to schedule_insn ().
27476 (init_h_i_d): Initialize dependencies lists.
27478 (process_insn_depend_be_in_spec): Rename to
27479 process_insn_forw_deps_be_in_spec. Update to use new scheduler
27480 dependencies lists.
27481 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
27482 Update to use new scheduler dependencies lists.
27483 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
27485 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
27486 new scheduler dependencies lists.
27487 (build_intra_loop_deps): Ditto.
27489 * target.h (struct _dep): Declare to use in
27490 gcc_target.sched.is_costly_dependence.
27491 (struct gcc_target.sched.adjust_cost): Fix typo.
27492 (struct gcc_target.sched.is_costly_dependence): Change signature to
27493 use single dep_t parameter instead of an equivalent triad.
27494 (struct gcc_target.sched.adjust_cost_2): Remove.
27496 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
27498 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
27500 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
27502 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
27504 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
27505 (REG_DEP_TRUE): Document.
27507 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
27508 Change signature to correspond to the targetm.sched.adjust_cost hook.
27509 Update use in TARGET_SCHED_ADJUST_COST_2.
27510 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
27511 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
27512 new scheduler dependencies lists.
27513 (ia64_gen_check): Ditto.
27515 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
27516 scheduler dependencies lists.
27518 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
27519 signature to correspond to the targetm.sched.is_costly_dependence hook.
27520 (is_costly_group): Update to use new scheduler dependencies lists.
27522 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
27523 instead of INSN_COST () macro.
27525 2007-02-01 Ian Lance Taylor <iant@google.com>
27527 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
27529 2007-02-01 Guy Martin <gmsoft@gentoo.org>
27531 * pa.md (tp_load): Correct mfctl instruction syntax.
27533 2007-02-01 Geoffrey Keating <geoffk@apple.com>
27535 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
27536 altivec_padding_size calculation on AIX. Improve comment, add
27537 assert to verify that it's right.
27539 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
27542 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
27544 PR inline-asm/28686
27545 * global.c (global_alloc): Add mising initialization of
27548 2007-02-01 Roger Sayle <roger@eyesopen.com>
27550 * alias.c (init_alias_analysis): Correct whitespace.
27551 * bb-reorder.c (fix_edges_for_rarely_executed_code,
27552 partition_hot_cold_basic_blocks): Likewise.
27553 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
27554 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
27555 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
27556 fold_builtin_snprintf_chk, fold_builtin_printf,
27557 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
27558 do_mpfr_arg3, do_mpfr_sincos): Likewise.
27559 * cfgcleanup.c (cleanup_cfg): Likewise.
27560 * cfgexpand.c (tree_expand_cfg): Likewise.
27561 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
27562 * function.c (get_next_funcdef_no): Likewise.
27563 * gengtype.c (main): Likewise.
27564 * genmodes.c (main): Likewise.
27565 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
27566 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
27567 * ifcvt.c (noce_emit_move_insn): Likewise.
27568 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
27570 * stor-layout.c (get_best_mode): Likewise.
27571 * tree-ssa-loop-niter.c (get_val_for): Likewise.
27572 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
27573 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
27574 perform_var_substitution, solve_graph): Likewise.
27575 * tree-vrp.c (vrp_finalize): Likewise.
27577 2007-02-01 Ian Lance Taylor <iant@google.com>
27579 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
27580 high part of a paradoxical subreg, return a constant zero.
27582 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
27584 * toplev.c (lang_dependent_init): Call init_set_costs.
27585 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
27587 2007-02-01 Richard Guenther <rguenther@suse.de>
27589 PR middle-end/30656
27590 * fold-const.c (fold_negate_expr): Allow negating a
27591 constant if overflow does not change.
27593 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27595 * doc/c-tree.texi (Expression trees): Improve markup.
27596 * doc/tm.texi (Register Classes, Addressing Modes)
27597 (Floating Point): Fix spacing after abbreviations. Fix some
27600 2007-02-01 Ben Elliston <bje@au.ibm.com>
27602 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
27603 * doc/contrib.texi: Likewise.
27604 * doc/install.texi: Likewise.
27606 2007-01-31 Richard Henderson <rth@redhat.com>
27607 Ian Lance Taylor <iant@google.com>
27609 * lower-subreg.c: New file.
27610 * rtl.def (CONCATN): Define.
27611 * passes.c (init_optimization_passes): Add pass_lower_subreg and
27612 pass_lower_subreg2.
27613 * emit-rtl.c (update_reg_offset): New static function, broken out
27614 of gen_rtx_REG_offset.
27615 (gen_rtx_REG_offset): Call update_reg_offset.
27616 (gen_reg_rtx_offset): New function.
27617 * regclass.c: Revert patch of 2006-03-05, restoring
27619 (clear_reg_info_regno): New function.
27620 * dwarf2out.c (concatn_loc_descriptor): New static function.
27621 (loc_descriptor): Handle CONCATN.
27622 * common.opt (fsplit_wide_types): New option.
27623 * opts.c (decode_options): Set flag_split_wide_types when
27625 * timevar.def (TV_LOWER_SUBREG): Define.
27626 * rtl.h (gen_reg_rtx_offset): Declare.
27627 (reg_scan_update): Declare.
27628 * regs.h (clear_reg_info_regno): Declare.
27629 * tree-pass.h (pass_lower_subreg): Declare.
27630 (pass_lower_subreg2): Declare.
27631 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
27632 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
27633 -fsplit-wide-types.
27634 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
27635 * Makefile.in (OBJS-common): Add lower-subreg.o.
27636 (lower-subreg.o): New target.
27638 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27640 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
27642 2007-01-31 Anatoly Sokolov <aesok@post.ru>
27645 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
27647 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27649 PR middle-end/29335
27650 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
27652 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
27654 * cfgloop.h: Include vec-prim.h.
27655 (enum li_flags): Remove LI_ONLY_OLD.
27656 (loop_iterator): Changed.
27657 (fel_next, fel_init): Iterate over loop tree.
27658 (FOR_EACH_LOOP_BREAK): New macro.
27659 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
27661 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
27662 * modulo-sched.c (sms_schedule): Ditto.
27663 * tree-vectorizer.c (vectorize_loops): Ditto.
27664 * doc/loop.texi: Update information on loop numbering and behavior of
27665 FOR_EACH_LOOP wrto new loops.
27666 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
27667 add_to_evolution_1): Test nestedness of loops instead of comparing
27669 * tree-chrec.c (chrec_fold_plus_poly_poly,
27670 chrec_fold_multiply_poly_poly, chrec_evaluate,
27671 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
27672 reset_evolution_in_loop): Ditto.
27673 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
27675 2007-01-31 Dirk Mueller <dmueller@suse.de>
27677 * c-common.c (warn_about_parentheses): Separate warning about
27678 un-parenthized sequence of comparison operators from the one
27679 which is supposed to warn about x <= y <= z.
27681 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
27683 * optabs.h (enum optab_index): Add new OTI_isinf.
27684 (isinf_optab): Define corresponding macro.
27685 * optabs.c (init_optabs): Initialize isinf_optab.
27686 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
27688 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
27689 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
27691 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
27692 expand_builtin_interclass_mathfn.
27693 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
27694 * config/i386/i386.md (UNSPEC_FXAM): New constant.
27695 (fxam<mode>2_i387): New insn pattern.
27696 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
27697 built-in functions as x87 inline asm.
27699 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27701 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
27703 2007-01-30 Eric Christopher <echristo@apple.com>
27705 * config.gcc: Add geode.
27707 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27709 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
27710 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
27711 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
27712 value-prof.c: Fix comment typos.
27714 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27717 * doc/invoke.texi (Wpointer-arith): Document warning.
27719 2007-01-30 Janis Johnson <janis187@us.ibm.com>
27721 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
27722 the list of discrepancies from the draft TR.
27724 2007-01-30 Dirk Mueller <dmueller@suse.de>
27727 * doc/invoke.texi (-Wreturn-type): Update description to
27728 match new behavior.
27730 2007-01-30 Richard Sandiford <richard@codesourcery.com>
27732 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
27734 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
27736 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
27737 to handle optabs that operate on floating point input argument and
27738 output to integer output.
27739 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
27740 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
27741 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
27742 expand_builtin_interclass_mathfn ().
27743 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
27744 (ilogbsi2): Remove.
27745 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
27746 ilogbl built-in functions as x87 intrinsics.
27748 2007-01-30 Richard Guenther <rguenther@suse.de>
27750 PR middle-end/27657
27751 * dwarf2out.c (reference_to_unused): Query varpool if the
27752 variable was output.
27754 2007-01-30 Richard Guenther <rguenther@suse.de>
27756 PR middle-end/30313
27757 * passes.c (execute_one_pass): Reset in_gimple_form to not
27758 confuse non-unit-at-a-time mode.
27760 2007-01-29 Roger Sayle <roger@eyesopen.com>
27761 Richard Guenther <rguenther@suse.de>
27763 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
27764 avoid undefined behaviour on overflow. Use force_fit_type_double
27765 to construct the constant with the specified TREE_OVERFLOW.
27767 2007-01-29 Janis Johnson <janis187@us.ibm.com>
27769 * config/dfp-bit.c: Add parameterized support for fp exceptions.
27770 * config/dfp-bit.h: Ditto.
27772 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27774 * c-decl.c (pop_scope): Replace warnings with call to
27775 warn_for_unused_label.
27776 * c-common.h (warn_for_unused_label): Declare.
27777 * c-common.c (warn_for_unused_label): Define.
27779 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27781 * tree-optimize.c (update_inlined_to_pointers): Delete unused
27784 2007-01-29 Janis Johnson <janis187@us.ibm.com>
27786 * Makefile.in (USER_H): Remove decfloat.h.
27787 * ginclude/decfloat.h: Delete, moving contents to ...
27788 * ginclude/float.h: Add support for decimal floating point,
27789 guarded by __STDC_WANT_DEC_FP__.
27791 2007-01-29 Mike Stump <mrs@apple.com>
27793 * doc/gccint.texi (Top): Rename Loop Representation to Loop
27794 Analysis and Representation to resolve case insensitive conflict.
27795 * doc/loop.texi (Loop Analysis and Representation): Likewise.
27797 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
27799 * tree.h (struct tree_memory_tag): Add aliases member.
27800 (MTAG_ALIASES): New macro.
27801 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
27802 (add_may_alias): Remove pointer-set. Update for may_aliases being
27804 (mark_aliases_call_clobbered): Update for may_aliases being a
27806 (compute_tag_properties): Ditto.
27807 (create_partition_for): Ditto.
27808 (compute_memory_partitions): Ditto.
27809 (dump_may_aliases_for): Ditto.
27810 (is_aliased_with): Ditto.
27811 (add_may_alias_for_new_tag): Ditto.
27812 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
27813 (compute_is_aliased): New function.
27814 (compute_may_aliases): Call compute_is_aliased).
27815 (init_alias_info): Initialize alias_bitmap_obstack.
27816 (union_alias_set_into): New function.
27817 (compute_flow_sensitive_aliasing): Use union_aliases_into.
27818 (have_common_aliases_p): Rewrite to take two bitmaps and use
27820 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
27821 Update for bitmaps.
27822 (finalize_ref_all_pointers): Update for add_may_alias changes.
27823 (new_type_alias): Ditto.
27824 * tree-flow-inline.h (may_aliases): Return a bitmap.
27825 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
27826 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
27827 may_aliases being a bitmap.
27828 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
27829 may_aliases now returns a bitmap.
27830 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
27832 * tree-ssa-operands.c (add_virtual_operand): Update for
27833 may_aliases being a bitmap.
27835 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
27837 PR tree-optimization/30630
27838 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
27839 variable as changed.
27841 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
27844 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
27845 expanded only once even if an error occurs.
27847 2007-01-29 Ben Elliston <bje@au.ibm.com>
27849 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
27850 (__gcov_average_profiler): Likewise.
27851 (__gcov_ior_profiler): Likewise.
27852 (__gcov_merge_ior): Likewise.
27854 2007-01-28 Jan Hubicka <jh@suse.cz>
27856 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
27857 * value-prof.c (stringop_block_profile): Likewise.
27859 2007-01-28 Jan Hubicka <jh@suse.cz>
27861 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
27862 Add variant handling histograms; add wrapper.
27863 (clear_storage_via_libcall): Export.
27864 (emit_block_move_hints): Break out from ...; add histograms.
27865 (emit_block_move): ... this one.
27866 (clear_storage_hints): Break out from ...; add histograms.
27867 (clear_storage): ... this one.
27868 (set_storage_via_memset): Handle histogram.
27869 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
27870 (clear_storage_hints, clear_storage_via_libcall): Declare.
27871 (set_storage_via_setmem): Update prototype.
27872 * doc/md.texi (movmem, setmem): Document new arguments.
27874 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
27875 Add new histograms.
27876 (stringop_block_profile): New global function.
27877 (tree_stringops_values_to_profile): Profile block size and alignment.
27878 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
27880 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
27881 (stringop_block_profile): Declare.
27882 * builtins.c: Include value-prof.h.
27883 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
27884 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
27885 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
27886 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
27887 * profile.c (instrument_values): Add new counters.
27888 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
27890 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
27891 (tree_init_edge_profiler): Build new profilers.
27892 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
27893 (pass_tree_profile): Add dump.
27894 (tree_profile_hooks): Update.
27895 * Makefile.in (LIBGCOV): Add new constants.
27896 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
27897 __gcov_ior_profiler): New.
27898 * i386.md (movmem/setmem expanders): Add new optional arguments.
27900 2007-01-28 David Edelsohn <edelsohn@gnu.org>
27902 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
27904 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
27906 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
27907 (tree_unswitch_single_loop): Pass eni_size_weights to
27908 tree_num_loop_insns.
27909 * tree-ssa-loop-manip.c: Include tree-inline.h.
27910 (can_unroll_loop_p): Pass eni_size_weights to
27911 tree_num_loop_insns.
27912 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
27913 Pass eni_size_weights to estimate_num_insns.
27914 * tree.h (init_inline_once): Export.
27915 * toplev.c (backend_init): Call init_inline_once.
27916 * cgraphunit.c (cgraph_process_new_functions,
27917 cgraph_analyze_function): Pass eni_inlining_weights to
27918 estimate_num_insns.
27919 * ipa-inline.c (compute_inline_parameters): Ditto.
27920 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
27921 to estimate_num_insns.
27922 (try_unroll_loop_completely): Pass eni_size_weights to
27923 tree_num_loop_insns.
27924 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
27925 ot estimate_num_insns.
27926 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
27927 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
27928 * tree-inline.c (eni_inlining_weights, eni_size_weights,
27929 eni_time_weights): New variables.
27930 (init_inline_once): Initialize them.
27931 (struct eni_data): Mew.
27932 (estimate_num_insns_1, estimate_num_insns): Use weights.
27933 * tree-inline.h (struct eni_weights_d): New.
27934 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
27935 (estimate_num_insns): Declaration changed.
27936 * cfgloop.h (tree_num_loop_insns): Declaration changed.
27937 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
27938 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
27940 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
27942 * tree-data-ref.c (conflict_fn): Assert that the number of affine
27943 relations in the conflict function is valid.
27945 2007-01-27 Ian Lance Taylor <iant@google.com>
27947 * common.opt: Add fstrict-overflow.
27948 * opts.c (decode_options): Set flag_strict_overflow if -O2.
27949 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
27950 (TYPE_OVERFLOW_UNDEFINED): Define.
27951 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
27953 * tree.h (TYPE_TRAP_SIGNED): Don't define.
27954 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
27955 (fold_negate_expr): Likewise.
27956 (make_range): Likewise.
27957 (extract_muldiv_1): Likewise.
27958 (maybe_canonicalize_comparison): Likewise.
27959 (fold_comparison): Likewise.
27960 (fold_binary): Likewise.
27961 (tree_expr_nonnegative_p): Likewise.
27962 (tree_expr_nonzero_p): Likewise.
27963 * tree-vrp.c (compare_values): Likewise.
27964 (extract_range_from_binary_expr): Likewise.
27965 (extract_range_from_unary_expr): Likewise.
27966 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
27968 (nowrap_type_p): Likewise.
27969 * tree-scalar-evolution.c (simple_iv): Likewise.
27970 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
27971 (build_range_check): Likewise.
27972 (extract_muldiv_1): Likewise.
27973 (fold_comparison): Likewise.
27974 * tree-vrp.c (vrp_int_const_binop): Likewise.
27975 (extract_range_from_unary_expr): Likewise.
27976 * convert.c (convert_to_integer): Likewise.
27977 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
27978 (fold_comparison): Likewise.
27979 (fold_binary): Likewise.
27980 * optabs.c (optab_for_tree_code): Likewise.
27981 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
27982 * simplify-rtx.c (simplify_const_relational_operation): Check
27983 flag_strict_overflow and flag_trapv.
27984 (simplify_const_relational_operation): Likewise.
27985 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
27986 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
27989 2007-01-27 Roger Sayle <roger@eyesopen.com>
27991 * tree.c (tree_fold_gcd): Delete.
27992 * tree.h (tree_fold_gcd): Remove prototype.
27993 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
27994 test whether one constant integer is a multiple of another. Instead
27995 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
27996 * fold-const.c (multiple_of_p): We've determined both TOP and
27997 BOTTOM are integer constants so we can call int_const_binop directly
27998 instead of the more generic const_binop.
28000 2007-01-27 Roger Sayle <roger@eyesopen.com>
28002 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
28003 1*X check that the constant hasn't overflowed, to preserve the
28005 (round_up): Provide an efficient implementation when rouding-up an
28006 INTEGER_CST to a power-of-two.
28008 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28010 * doc/sourcebuild.texi: Add comma for clarity.
28011 * doc/extend.texi: Fix some typos.
28012 * doc/passes.texi: Likewise.
28013 * doc/cppinternals.texi: Likewise.
28014 * doc/c-tree.texi: Likewise.
28015 * doc/tree-ssa.texi: Likewise.
28016 * doc/install.texi: Likewise.
28018 2007-01-27 Jan Hubicka <jh@suse.cz>
28020 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
28021 (pass_sra): Do not require alias information.
28022 * passes.c (init_optimization_passes): Add SRA
28024 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
28026 * tracer.c (rest_of_handle_tracer): We already cleaned
28027 up the CFG in tracer() so don't do it here again.
28028 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
28029 cleanup_cfg here, either. And don't call renumber_insns.
28031 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
28032 and BB_HEAD are in the insn stream here. Instead make sure
28033 that BB_INSN is valid on all insns. Also, do check here that
28034 there are no pending branch predictions...
28035 (rtl_verify_flow_info): ...instead of doing it here. Checks
28036 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
28039 2007-01-26 Roger Sayle <roger@eyesopen.com>
28041 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
28042 function to simplify/factorize operand order canonicalization.
28043 (ix86_fixup_binary_operands): Reorganize using the above function.
28044 (ix86_binary_operator_ok): Likewise.
28046 2007-01-27 Jakub Jelinek <jakub@redhat.com>
28048 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
28049 file scope from optimize_attrs.
28050 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
28052 (optimize_attrs): Clear insn_code_values after freeing it.
28054 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28056 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
28057 a parts.base assignment.
28059 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28061 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
28062 (compute_subscript_distance, initialize_data_dependence_relation,
28063 finalize_ddr_dependent, analyze_ziv_subscript,
28064 analyze_siv_subscript_cst_affine,
28065 compute_overlap_steps_for_affine_univar,
28066 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
28067 analyze_siv_subscript, analyze_miv_subscript,
28068 analyze_overlapping_iterations, subscript_dependence_tester_1,
28069 compute_self_dependence, free_dependence_relation): Work
28070 with affine_fn instead of chrecs.
28071 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
28072 common_affine_function, affine_function_base,
28073 affine_function_constant_p, affine_fn_op, affine_fn_plus,
28074 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
28075 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
28076 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
28077 (all_chrecs_equal_p): Removed.
28078 * tree-data-ref.h (affine_fn, conflict_function): New types.
28079 (struct subscript): Change type of conflicting_iterations_in_a
28080 and conflicting_iterations_in_b.
28082 2007-01-26 Steve Ellcey <sje@cup.hp.com>
28085 * config/pa/pa.h (TARGET_HPUX_11): New.
28086 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
28087 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
28089 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
28090 Richard Guenther <rguenther@suse.de>
28092 * tree-ssa-structalias.c (solve_graph): Handle case
28093 we merged the variable to another.
28095 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28097 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
28100 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
28101 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
28103 2007-01-25 DJ Delorie <dj@redhat.com>
28105 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
28106 allow changes to modes which don't fit in those registers.
28108 * reload1.c (choose_reload_regs): Check for invalid subregs before
28109 computing their locations, not after.
28111 2007-01-25 Geoffrey Keating <geoffk@apple.com>
28114 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
28115 save Altivec registers in an eh_return function.
28116 (compute_vrsave_mask): Likewise.
28117 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
28118 for saving Altivec registers.
28119 (rs6000_emit_prologue): Don't allocate stack twice in
28120 eh_return function. Correct expected value of altivec_save_offset
28121 when using save_world. Describe save of R0 to stack when using
28122 save_world. Describe stack pointer adjustment when using
28123 save_world. Remove duplicated eh_return parameter register saving.
28124 Update sp_offset variable after save_world.
28125 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
28127 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
28128 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
28131 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28133 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
28135 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28138 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
28139 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
28141 2007-01-25 Richard Guenther <rguenther@suse.de>
28143 * doc/invoke.texi (-Wcoverage-mismatch): Document.
28144 * common.opt (-Wcoverage-mismatch): New warning option.
28145 * coverage.c (get_coverage_counts): Ignore coverage mismatch
28146 if -Wcoverage-mismatch is given.
28148 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
28150 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
28151 (ipcp_driver): Change to static definition.
28152 Add dumping of the ifunctions.
28153 (constant_val_insert): Remove unused parameter. Support for SSA.
28154 (ipcp_propagate_const): Support for SSA.
28155 (ipcp_profile_bb_print): Print only analyzed nodes.
28156 (ipcp_replace_map_create): Remove support for Fortran constant
28158 * ipa-prop.c (ipa_method_modify_stmt,
28159 ipa_callsite_compute_param): Support for SSA.
28160 * ipa-prop.h (ipcp_driver): Remove declaration.
28161 (IS_VALID_TREE_MAP_INDEX): Add define.
28163 2007-01-24 Geoffrey Keating <geoffk@apple.com>
28165 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
28167 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28169 PR middle-end/30447
28170 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
28171 constant argument to cabs and do it without checking for
28172 -funsafe-math-optimizations.
28174 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
28176 * c-common.h (RID_FIRST_CXX0X): New.
28177 (RID_LAST_CXX0X): New.
28178 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
28180 * c.opt (Wc++0x-compat): New.
28181 * doc/invoke.texi (-Wc++0x-compat): Document.
28183 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28185 * builtins.c (fold_builtin_carg): New.
28186 (fold_builtin_1): Use it.
28188 2007-01-24 Jan Hubicka <jh@suse.cz>
28190 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
28192 * ipa-inline.c (initial_insns, max_insns): Delete.
28193 (compute_max_insns): New function.
28194 (cgraph_decide_inlining_of_small_function): Use it; take minimal
28195 amount of insns as base for code growth.
28196 (cgraph_decide_inlining): Make initial_insns local; do not compute
28198 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
28199 * doc/invoke.texi (inline-unit-growth): Update docs.
28201 2007-01-24 Jakub Jelinek <jakub@redhat.com>
28203 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
28204 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
28205 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
28206 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
28207 for CPUs that have PTA_CX16 set.
28209 PR middle-end/27416
28210 * gimplify.c (omp_check_private): New function.
28211 (gimplify_scan_omp_clauses): Use it for
28212 firstprivate/lastprivate/reduction.
28214 PR middle-end/30494
28215 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
28216 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
28218 PR middle-end/30421
28219 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
28220 If lower_lastprivate_clauses emits some statements, append them
28221 to dlist rather than body_p and to body_p append an initializer.
28222 (lower_omp_for): Adjust caller.
28224 2007-01-24 Steve Ellcey <sje@cup.hp.com>
28226 * target.h (globalize_decl_name): New.
28227 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28228 * output.h (default_globalize_decl_name): New.
28229 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
28231 (globalize_decl): Ditto.
28232 (default_globalize_decl_name): New.
28233 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
28234 (ia64_handle_version_id_attribute): New.
28235 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28236 (ia64_asm_output_external): Use globalize_decl_name instead
28237 of globalize_label.
28238 * doc/extend.texi (version_id): New pragma.
28239 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
28241 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28243 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
28244 _uleb128_t and _Unwind_SWord with _sleb128_t.
28245 * unwind-dw2.c (extract_cie_info, execute_stack_op,
28246 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
28248 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
28249 * unwind-pe.h (read_uleb128, read_sleb128,
28250 read_encoded_value_with_base): Likewise.
28251 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
28253 2007-01-24 Richard Guenther <rguenther@suse.de>
28255 * builtins.c (expand_builtin_cexpi): Get the fndecl
28256 for cexp in the correct way.
28258 2007-01-24 Jan Hubicka <jh@suse.cz>
28260 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
28263 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28265 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
28266 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
28267 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
28268 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
28269 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
28270 __SIZEOF_PTRDIFF_T__.
28271 * doc/cpp.texi: Documentation for the new builtin macros added.
28273 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
28275 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
28276 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
28277 instead of operands[2] to avoid access past the end of array.
28279 2007-01-24 Richard Sandiford <richard@codesourcery.com>
28281 * reload1.c (emit_reload_insns): Pass the reload register
28282 for a non-spill output reload through forget_old_reloads_1.
28284 2007-01-23 Joseph Myers <joseph@codesourcery.com>
28286 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
28287 _SOFT_DOUBLE if doubles use software floating-point.
28288 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
28289 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28290 * config/rs6000/darwin-ldouble.c: Also compile functions for
28291 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
28292 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28293 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
28294 commented-out long double override.
28295 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
28296 * config/rs6000/eabispe.h: Likewise.
28297 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
28298 long double for non-SPE.
28299 (rs6000_handle_option): Likewise.
28300 (invalid_e500_subreg): Disallow more subregs involding DImode,
28301 DFmode, TImode or TFmode.
28302 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
28304 (legitimate_lo_sum_address_p): Also check for TFmode for E500
28306 (rs6000_legitimize_address): Also handle TFmode for E500 double.
28307 (rs6000_legitimize_reload_address): Also handle TFmode for E500
28309 (rs6000_legitimate_address): Also check for TFmode for E500
28311 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
28312 (spe_build_register_parallel): Handle TFmode and TCmode.
28313 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
28315 (function_arg): Handle TFmode and TCmode for E500 double.
28316 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
28318 (print_operand): Handle TFmode and TImode for %y.
28319 (rs6000_generate_compare): Handle TFmode comparisons for E500
28321 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
28322 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
28323 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
28324 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
28325 TFmode for E500 double.
28326 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
28327 (floatsidf2): Enable for E500 double.
28328 (movtf_softfloat): Use rs6000_nonimmediate_operand.
28329 (extenddftf2): Change to extenddftf2_fprs.
28330 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
28331 depending on TARGET_E500_DOUBLE.
28332 (extendsftf2): Enable for E500 double.
28333 (trunctfdf2): Enable for E500 double.
28334 (trunctfsf2): Change to trunctfsf2_fprs.
28335 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
28336 depending on TARGET_E500_DOUBLE.
28337 (floatsitf2): Enable for E500 double.
28338 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
28339 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
28340 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
28341 (negtf2): Change to negtf2_internal.
28342 (negtf2): New expander.
28343 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
28344 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
28345 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
28346 (movdi_internal32): Use rs6000_nonimmediate_operand.
28347 (unnamed splitter): Likewise.
28348 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
28349 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
28350 (SPE64TF, DITI): New mode macros.
28351 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
28354 (frob_<mode>_di_2): New.
28355 (frob_tf_di_8_2): New.
28356 (frob_di_df): Change to frob_di_<mode>; allow more modes.
28358 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
28360 (frob_ti_<mode>_8_2): New.
28361 (frob_ti_tf_2): New.
28362 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
28363 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
28365 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
28366 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
28367 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
28368 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
28369 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
28370 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
28373 2007-01-23 Ian Lance Taylor <iant@google.com>
28375 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
28377 (OBJS-archive): Reformat, alphabetize.
28378 (OBJS): Change out_object_file to OBJS-md.
28380 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
28382 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
28383 JUMP_P and CALL_P predicates where applicable.
28384 * config/i386/i386.c: Ditto.
28385 * config/i386/i386.md: Ditto.
28386 * config/i386/mmx.md: Ditto.
28387 * config/i386/predicates.md: Ditto.
28389 2007-01-22 Andreas Schwab <schwab@suse.de>
28391 * config/m68k/m68k.h: Fix comment.
28393 2007-01-22 Jan Hubicka <jh@suse.cz>
28395 * passes.c (init_optimization_passes): Do not rerun
28396 pass_early_warn_uninitialized.
28398 2007-01-22 Richard Guenther <rguenther@suse.de>
28400 PR tree-optimization/30038
28401 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
28403 (execute_cse_sincos_1): Likewise.
28404 (execute_cse_sincos): Likewise.
28405 (gate_cse_sincos): Likewise.
28406 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
28407 the cexpi() canonicalization of sincos().
28408 * tree-pass.h (pass_cse_sincos): Declare.
28409 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
28411 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
28413 PR rtl-optimization/29329
28414 * combine.c (replaced_rhs_insn): Rename to i2mod.
28415 (replaced_rhs_value): Rename to i2mod_new_rhs.
28416 (i2mod_old_rhs): New global variable.
28417 (combine_instructions): Adjust for above change. Save a copy of
28418 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
28419 note are substituted in the second instruction.
28420 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
28421 ditch the note if it pertains to the second eliminated register
28422 and this register is mentioned in i2mod_old_rhs.
28425 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
28427 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
28428 the insn to which the note was originally attached.
28430 2007-01-21 Jan Hubicka <jh@suse.cz>
28432 * ipa-inline.c (inlining_mode): Comment, move up.
28433 (cgraph_decide_inlining_incrementally): Do not perform inlining
28434 itself; fix handling of flattening of self recursive functions.
28435 (cgraph_find_cycles): Remove.
28436 (cgraph_flatten_node): Remove.
28437 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
28438 (try_inline): New function.
28439 (cgraph_early_inlining): Update call of
28440 cgraph_decide_inlining_incrementally. Apply inlining here.
28441 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
28443 2007-01-21 Dirk Mueller <dmueller@suse.de>
28446 * tree-vrp.c (check_array_bounds): do not warn
28447 about ADDR_EXPR's of ARRAY_REF's which are immediately
28448 used in binary expressions.
28450 2007-01-21 Ira Rosen <irar@il.ibm.com>
28452 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
28453 read_write_dep and macros for its access.
28454 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
28455 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
28456 argument, call vect_check_interleaving for every independent pair of
28457 data-refs. Mark loads that access the same memory location as a store
28459 (vect_check_dependences): Remove.
28460 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
28461 call, fix the call to vect_analyze_data_ref_dependence.
28462 (vect_analyze_data_ref_access): For statements that access the same
28463 data-ref, check that they are not stores; for loads, check that there
28464 is no store that access the same location.
28466 2007-01-20 Roger Sayle <roger@eyesopen.com>
28467 Joseph Myers <joseph@codesourcery.com>
28469 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
28470 (-fdump-rtl-stack): Likewise.
28471 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
28472 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
28473 (-mpt-fixed): Use @minus{} for minus sign.
28474 (Using Precompiled Headers): Fix under/overfull hbox.
28476 2007-01-20 Jan Hubicka <jh@suse.cz>
28478 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
28479 place within annotation.
28481 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28483 * pa.c (output_move_double): Change array size of xoperands to 4.
28485 2007-01-20 Jan Hubicka <jh@suse.cz>
28487 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
28490 2007-01-19 Ian Lance Taylor <iant@google.com>
28492 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
28493 constant to unsigned HOST_WIDE_INT before negating.
28495 2007-01-19 Ian Lance Taylor <iant@google.com>
28497 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
28499 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
28500 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
28501 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
28502 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
28503 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
28504 (realloc_vdef, realloc_vuse): Change second parameter to
28506 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
28507 fields to unsigned.
28508 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
28509 unsigned. Change x and lim locals to unsigned.
28510 (realloc_vdef, realloc_vuse): Change num_elem parameter to
28512 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
28513 (copy_virtual_operands): Change i and n locals to unsigned.
28515 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28517 PR middle-end/29335
28518 * builtins.c (fold_builtin_1): Handle builtin fdim.
28520 2007-01-20 Jan Hubicka <jh@suse.cz>
28522 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
28523 * tree-ssa-structalias.c (compute_points_to_sets): Do call
28524 init_alias_heapvars.
28525 (init_alias_heapvars): Initialize only when not already initialized.
28526 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
28528 2007-01-19 Roger Sayle <roger@eyesopen.com>
28530 * common.opt (fsigned-zeros): New command line option.
28531 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
28532 of flag_unsafe_math_optimizations.
28533 * opts.c (set_fast_math_flags): The -ffast-math command line option
28534 implies -fno-signed-zeros.
28535 (fast_math_flags_set_p): Likewise.
28537 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
28538 the documentation of -ffast-math appropriately. Wrap long lines.
28540 2007-01-19 Steve Ellcey <sje@cup.hp.com>
28542 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
28543 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
28545 2007-01-19 Tomas Bily <tbily@suse.cz>
28547 * cgraphunit.c (cgraph_finalize_function): Updating of pid
28549 (tree_init_ic_make_global_vars): New function
28550 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
28551 (tree_gen_ic_profiler): New function
28552 (tree_gen_ic_func_profiler): New function
28553 (tree_profiling): Added calling of tree_gen_ic_func_profiler
28554 (tree_profile_hooks): Added hook for indirec/virtual calls
28555 * value-prof.c (tree_find_values_to_profile): New case for
28557 (tree_values_to_profile): Call for determining indirect/virtual
28559 (tree_indirect_call_to_profile): New function
28560 (tree_ic_transform): New function
28561 (tree_ic): New function
28562 (find_func_by_pid): New function
28563 (init_pid_map): New function
28564 (tree_value_profile_transformations): Added check for
28565 indirect/virtual call transformation
28566 * value-prof.h (enum hist_type): New counter type for
28567 indirect/virtual calls
28568 (profile_hooks): Added new hook for profiling indirect/virtual
28570 * profile.c (instrument_values): New case for indirect/virtual
28572 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
28573 (GCOV_COUNTER_V_INDIR): New counter type
28574 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
28575 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
28577 * cgraph.c: Definition of cgraph_max_pid
28578 (cgraph_create_node): Default init of pid attribute
28579 * cgraph.h: Declaration of cgraph_max_pid
28580 (struct cgraph_node): Added pid attribute
28581 * libgcov.c (__gcov_indirect_call_profiler): New function
28582 (__gcov_one_value_profiler_body): New function
28583 (__gcov_one_value_profiler): Body was moved to
28584 __gcov_one_value_profiler_body and calls it
28586 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
28588 * doc/gty.texi (Options): Document the mark_hook option to GTY.
28589 * gengtype.c (write_types_data, write_func_for_structure,
28590 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
28591 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
28592 (walk_type, write_func_for_structure): Generate the mark_hook if
28595 2007-01-19 Jan Hubicka <jh@suse.cz>
28597 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
28598 'early' argument take inlining mode argument specifying whether to
28599 inline for size/speeed or all functions; add support for flattening;
28601 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
28603 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28606 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
28607 the name of the declared identifier.
28609 2007-01-19 Dirk Mueller <dmueller@suse.de>
28611 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
28612 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
28613 duplicate evaluation.
28615 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
28617 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
28618 Macroize expander using X87MODEF12 mode macro. Extend operand 1
28619 to XFMode, use acosxf2 and truncate result to requested mode.
28620 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
28621 (asin<mode>2): Similarly, with asin expanders.
28622 (*fscalexf4_i387): Rename from *fscalexf4.
28623 (expNcorexf3): New expander.
28624 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
28625 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
28626 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
28627 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
28628 patterns for SSE math.
28629 (exp10<mode>2): Similarly, with exp10 expanders.
28630 (exp2<mode>2): Similarly, with exp2 expanders.
28631 (expm1<mode>2): Similarly, with expm1 expanders.
28632 (ldexp<mode>3): Similarly, with ldexp expanders.
28633 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
28634 Use gen_truncxf<mode>2_i387_noop to truncate result.
28636 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28638 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
28639 for ColdFire targets.
28641 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
28642 Richard Sandiford <richard@codesourcery.com>
28644 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
28645 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
28646 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
28647 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
28648 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
28649 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
28651 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28653 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
28654 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
28655 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
28656 (*adddi_dilshr32_cf): New pattern.
28657 (adddi3, subdi3): Remove first alternatives.
28659 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28661 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
28662 implemented using move.l, do not use its cc result for floating-point
28665 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28667 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
28668 from accepting 's' constraints if flag_pic.
28670 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28672 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
28673 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
28674 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
28675 condition from TARGET_68881 to TARGET_HARD_FLOAT.
28677 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
28679 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
28680 ColdFire alternatives.
28681 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
28682 * config/m68k/m68k.md (clzsi2): Define for ColdFire
28683 architectures that support ff1 instruction.
28685 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28686 Julian Brown <julian@codesourcery.com>
28688 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
28689 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
28690 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
28693 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28695 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
28697 (output_move_const_into_data_reg, output_move_simode_const): Delete.
28698 * config/m68k/m68k.c (const_method, const_int_cost): Take a
28699 HOST_WIDE_INT instead of an rtx.
28700 (m68k_rtx_costs): Update call accordingly.
28701 (output_move_const_into_data_reg): Likewise. Fix formatting.
28702 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
28704 (output_move_simode_const): Update calls after above changes.
28705 Rework to use automatic variables and predicates like MEM_P.
28706 * config/m68k/m68k.md (pushexthisi_const): Update call to
28709 2007-01-19 Dirk Mueller <dmueller@suse.de>
28711 * tree-ssa-alias.c (perform_var_substitution): Fix typo
28712 in dump_flags test.
28714 2007-01-19 Richard Guenther <rguenther@suse.de>
28716 * builtins.c (expand_builtin_cexpi): Fall back to expanding
28717 via cexp in case sincos is not available.
28719 2007-01-19 Richard Guenther <rguenther@suse.de>
28721 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
28722 * defaults.h (TARGET_HAS_SINCOS): Default to off.
28723 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
28724 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
28725 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
28726 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
28727 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
28728 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
28730 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
28732 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
28734 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
28735 (atan2xf3): Directly generate RTL pattern.
28736 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
28737 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28738 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28739 disable patterns for SSE math.
28740 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
28741 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28742 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28743 disable patterns for SSE math.
28745 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
28747 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
28749 2007-01-18 Roger Sayle <roger@eyesopen.com>
28751 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
28752 VIEW_CONVERT_EXPR to the same type as it's operand.
28754 2007-01-18 David Edelsohn <edelsohn@gnu.org>
28756 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
28757 configured for long double 128.
28759 2007-01-18 Mike Stump <mrs@apple.com>
28761 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
28764 2007-01-18 Michael Meissner <michael.meissner@amd.com>
28766 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
28769 2007-01-18 Jan Hubicka <jh@suse.cz>
28771 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
28772 greater than NUM_VOP_FREE_BUCKETS.
28774 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
28776 * tree-ssa-structalias.c: Update comments.
28777 (ptabitmap_obstack): Removed.
28778 (pta_obstack): New.
28779 (oldpta_obstack): Ditto.
28780 (stats): Add a few members.
28781 (struct variable_info): Remove node, complex, address_taken, and
28782 indirect_target members. Add oldsolution member.
28783 (new_var_info): Do not initialize removed members.
28784 (constraint_expr_type): Remove INCLUDES.
28785 (constraint_graph): Add size, implicit_preds, rep,
28786 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
28787 (FIRST_REF_NODE): New macro.
28788 (LAST_REF_NODE): Ditto.
28789 (FIRST_ADDR_NODE): Ditto.
28790 (find): New function.
28792 (dump_constraint): Do not handle INCLUDES.
28793 (insert_into_complex): Do not insert duplicate constraints.
28794 (condense_varmap_nodes): Renamed and rewritten into ...
28795 (merge_node_constraints): This. Also fix bug in handling of
28796 offseted copy constraints.
28797 (clear_edges_for_node): No longer need to deal with preds at all,
28798 or removing associated preds/succs.
28799 (merge_graph_nodes): Deal with indirect_cycles.
28800 Don't deal with predecessors.
28801 (add_implicit_graph_edge): New function.
28802 (add_pred_graph_edge): Ditto.
28803 (add_graph_edge): Don't deal with predecessors.
28804 (build_constraint_graph): Removed.
28805 (build_pred_graph): New function.
28806 (build_succ_graph): Ditto.
28807 (struct scc_info): Removed in_component. Added roots, dfs, and
28808 node_mapping. Remove visited_index, unification_queue.
28809 (scc_visit): Deal with union-find we do now.
28810 Deal with cycles with REF nodes.
28811 (collapse_nodes): Renamed and rewritten to ...
28812 (unify_nodes): This.
28813 (process_unification_queue): Removed.
28814 (topo_visit): Cleanup
28815 (do_da_constraint): Use find.
28816 (do_sd_constraint): Ditto.
28817 (do_ds_constraint): Ditto.
28818 (do_complex_constraint): Ditto.
28819 (init_scc_info): Update for removed and added members.
28820 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
28821 (find_indirect_cycles): This.
28822 (equivalence_class): New variable.
28823 (label_visit): New function.
28824 (perform_variable_substitution): Rewritten.
28825 (free_var_substitution_info): New function.
28826 (find_equivalent_node): Ditto.
28827 (move_complex_constraints): Ditto.
28828 (eliminate_indirect_cycles): Ditto.
28829 (solve_graph): Only propagate changed bits.
28830 Use indirect cycle elimination.
28832 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
28833 (tree_id_eq): Renamed to ...
28834 (tree_vi_eq): This. Update for member change
28835 (insert_id_for_tree): Renamed and rewritten to ...
28836 (insert_vi_for_tree): This.
28837 (lookup_id_for_tree): Renamed and rewritten to ...
28838 (lookup_vi_for_tree): This.
28839 (get_id_for_tree): Renamed and rewritten to ...
28840 (get_vi_for_tree): Ditto.
28841 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
28842 (process_constraint): Don't handle INCLUDES.
28843 Remove special ADDRESSOF case.
28844 (find_func_aliases): Rewrite to use vi functions instead of id
28846 (create_function_info_for): Ditto.
28847 (create_variable_info_for): Ditto.
28848 (intra_create_variable_infos): Ditto.
28849 (merge_smts_into): Ditto.
28850 (find_what_p_points_to): Ditto.
28851 (init_base_vars): Ditto.
28852 (init_alias_vars): Ditto.
28853 (remove_preds_and_fake_succs): New function.
28854 (dump_sa_points_to_info): Dump new stats.
28855 (dump_solution_for_var): Use find.
28856 (set_used_smts): Fix formatting.
28857 (compute_points_to_sets): Updated for new functions.
28858 (ipa_pta_execute): Ditto.
28860 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28861 Richard Sandiford <richard@codesourcery.com>
28863 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
28865 * calls.c (expand_call): If the return value is a PARALLEL,
28866 extract its first member.
28867 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
28868 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
28869 use FUNCTION_EXTRA_EPILOGUE.
28870 (m68k_function_value): Return a PARALLEL if the return value
28871 is of a pointer type.
28872 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
28873 (FUNCTION_EXTRA_EPILOGUE): Remove.
28874 * config/m68k/m68k.md (D0_REG): New constant.
28876 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28878 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
28879 output a NOP for empty epilogues.
28881 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28883 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
28884 before function. Extend register save check to include all
28885 registers, not just integer ones.
28887 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28889 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
28890 (m68k_use_return_insn): ...this.
28891 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
28892 * config/m68k/m68k.c (use_return_insn): Rename to...
28893 (m68k_use_return_insn): ...this.
28894 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
28895 of USE_RETURN_INSN.
28897 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
28899 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
28900 nearest even, fix denormal rounding overflow.
28902 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28904 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
28905 f%$smove and f%$move.
28906 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
28907 (extendsfdf2_cf): Use fdmove instead of f%&move.
28908 (truncdfsf2_cf): Use fsmove instead of f%$smove.
28909 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
28911 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28913 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
28916 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28918 * real.h (real_format): Add a canonical_nan_lsbs_set field.
28919 (coldfire_single_format): Declare.
28920 (coldfire_double_format): Likewise.
28921 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
28922 of qnan_msb_set to determine the lower bits of a canonical
28924 (encode_ieee_double): Likewise.
28925 (encode_ieee_quad): Likewise.
28926 (ieee_single_format): Initialize canonical_nan_lsbs_set.
28927 (mips_single_format): Likewise.
28928 (ieee_double_format): Likewise.
28929 (mips_double_format): Likewise.
28930 (ieee_extended_motorola_format): Likewise.
28931 (ieee_extended_intel_96_format): Likewise.
28932 (ieee_extended_intel_128_format): Likewise.
28933 (ieee_extended_intel_96_round_53_format): Likewise.
28934 (ibm_extended_format): Likewise.
28935 (mips_extended_format): Likewise.
28936 (ieee_quad_format): Likewise.
28937 (mips_quad_format): Likewise.
28938 (vax_f_format): Likewise.
28939 (vax_d_format): Likewise.
28940 (vax_g_format): Likewise.
28941 (i370_single_format): Likewise.
28942 (i370_double_format): Likewise.
28943 (decimal_single_format): Likewise.
28944 (decimal_double_format): Likewise.
28945 (decimal_quad_format): Likewise.
28946 (c4x_single_format): Likewise.
28947 (c4x_extended_format): Likewise.
28948 (real_internal_format): Likewise.
28949 (coldfire_single_format): New real_format.
28950 (coldfire_double_format): Likewise.
28951 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
28952 canonical_nan_lsbs_set.
28953 (pdp11_d_format): Likewise.
28954 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
28955 if TARGET_COLDFIRE_CPU.
28957 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28959 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
28960 (output_call, m68k_legitimize_call_address): Declare.
28961 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
28962 parenthesees. Add support for a 'W' constraint.
28963 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
28964 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
28965 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
28966 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
28968 (override_options): Initialize them. Do not set flag_no_function_cse
28969 for TARGET_ID_SHARED_LIBRARY.
28970 (m68k_output_pic_call): Delete.
28971 (m68k_legitimize_call_address): New function.
28972 (print_operand): Remove the %o prefix. Handle the %p prefix.
28973 (output_call): New function.
28974 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
28975 target address from the GOT if symbolic jumps are not allowed.
28976 * config/m68k/m68k.md (call, general_operand): Do not set
28977 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
28978 Merge separate flag_pic and !flag_pic define_insns into...
28979 (*call, *call_value): ...these new patterns. Match the address
28980 rather than the containing MEM and require it to be a call_operand.
28981 Use output_call to generate the asm template.
28982 * config/m68k/predicates.md (const_call_operand): New predicate.
28983 (call_operand): Likewise.
28985 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
28987 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
28988 (STACK_GROWS_DOWNWARD): Define to 1.
28989 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
28990 comments, emphasizing that these values are only defaults.
28991 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
28992 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
28994 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28996 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
28998 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28999 Richard Sandiford <richard@codesourcery.com>
29001 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
29002 (FP_REGNO_P): New macros.
29003 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
29004 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
29005 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
29006 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
29008 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29010 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29011 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
29013 * config/m68k/t-floatlib: New file, extracting common code from...
29014 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
29015 * config/m68k/t-uclinux: Here.
29016 * config/m68k/fpgnulib.c: Do not compile extendeed precision
29017 routines on ColdFire targets.
29019 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29021 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29022 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
29023 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
29024 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
29025 explicitly set MOTOROLA to 1.
29026 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
29028 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29029 Nathan Sidwell <nathan@codesourcery.com>
29031 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
29032 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
29033 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
29034 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
29035 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
29036 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
29037 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
29038 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
29039 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
29040 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29041 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
29042 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
29043 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
29044 (DBX_REGISTER_NUMBER): Delete.
29045 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
29046 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29047 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
29049 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29051 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
29052 * config/flat.h: New file.
29053 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
29054 OBJECT_FORMAT_FLAT.
29055 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
29056 indirect references for -msep-data or -mid-shared-library.
29057 Do not use PC-relative code addresses either.
29058 * config/m68k/m68k.c (override_options): Restrict -fPIC error
29060 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
29061 for shared libraries and crt1.o for executables. Use crti.o and
29063 (ENDFILE_SPEC): Use crtend.o and crtn.o.
29064 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
29065 Do not add -elf2flt or -shared-lib-id options here.
29066 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
29067 Pass -shared-lib-id if -mid-shared-library, taking the library
29068 identifier from -mshared-library-id if given, otherwise
29070 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
29071 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
29072 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
29073 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
29074 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
29075 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
29077 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
29078 jump sequence for ISA A and ISA A+.
29079 (PICJUMP): Likewise.
29081 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29083 * config.gcc (m68k-*-uclinux*): Base the port on the common
29084 and m68k GNU/Linux files rather than on the generic ELF ones.
29085 * config/m68k/uclinux.h (TARGET_VERSION): Override.
29086 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
29088 2007-01-18 Julian Brown <julian@codesourcery.com>
29089 Richard Sandiford <richard@codesourcery.com>
29091 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
29092 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29093 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
29095 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
29096 80 unconditionally.
29097 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29099 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29101 * doc/install.texi: Document m68k-uclinuxoldabi.
29102 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
29103 * config/m68k/uclinux-oldabi.h: New file, copied from
29104 config/m68k/uclinux.h.
29106 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
29108 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
29109 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
29110 (m32r_compute_frame_size): Use unsigned for regno.
29111 (m32r_reload_lr): Use gen_frame_mem.
29113 (m32r_output_function_epilogue): Don't output the function epilogue
29115 (m32r_expand_epilogue): New.
29116 (direct_return): Return false if the function has the interrupt
29118 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
29119 * config/m32r/m32r.md (epilogue): New expander.
29120 (return_lr, return_rte): New insns.
29121 (return): Make it expander.
29122 (return_normal): New expander.
29124 2007-01-18 Josh Conner <jconner@apple.com>
29127 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
29128 support for UNLE, UNLT, UNGE, and UNGT.
29130 2007-01-18 Jan Hubicka <jh@suse.cz>
29132 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
29133 * tree-tailcall (add_virtual_phis): Likewise.
29134 (optimize_tail_call): Return TODOs.
29135 (execute_tail_calls): Return TODOs.
29136 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
29137 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
29139 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29140 Cleanup cfg using TODO.
29141 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
29142 * passes.c (execute_function_todo): When cleanup did something, remove
29144 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
29145 (make_edges): Don't cleanup_cfg.
29147 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
29149 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
29150 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
29151 operate on the top of stack.
29152 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
29153 register handling of instructions that output to the second
29155 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
29156 (move_for_stack_reg): Special-case check for dead destination
29157 stack slot for constant load of 1.0 inside UNSPEC_TAN.
29159 * config/i386/i386.md (UNSPEC_TAN): New constant.
29160 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
29161 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
29162 to correctly model move of constant 1.0 to top stack slot.
29163 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
29164 (unnamed peephole2 pattern): Remove corresponding peephole2
29165 pattern that optimizes tan insn and loading of constant 1.0.
29166 (tanxf2): Use fptanxf4_i387.
29167 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
29168 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
29169 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29170 disable patterns for SSE math.
29171 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
29172 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
29174 2007-01-18 Dirk Mueller <dmueller@suse.de>
29175 Richard Guenther <rguenther@suse.de>
29178 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
29179 * common.opt (Warray-bounds): Add new warning option.
29180 * c-opts.c (c_common_handle_option): Define -Warray-bounds
29182 * Makefile.in: make tree-vrp.o depend on toplev.h
29183 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
29185 (check_array_refs, check_array_bounds, check_array_ref): New.
29187 2007-01-18 Jan Hubicka <jh@suse.cz>
29189 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
29190 (execute_ssa_ccp): Return flags conditionally.
29191 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
29193 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
29195 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
29197 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
29198 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
29200 * Makefile.c (GTFILES): Add cfglayout.h.
29201 * gengtype.c (open_base_files): Likewise.
29202 * cfglayout.c (cfg_layout_function_footer,
29203 cfg_layout_function_header) Reindent to make gengtype happy.
29204 * cfglayout.h (cfg_layout_function_footer,
29205 cfg_layout_function_header): Add GTY(()) marker.
29207 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
29209 2007-01-18 Ben Elliston <bje@au.ibm.com>
29211 * genautomata.c (write_automata): Include xstrerror output in the
29212 error message if writing the DFA description file fails.
29214 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
29216 * config/mips/mips-protos.h (mips_output_external): Make it
29218 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
29219 * config/mips/mips.c (irix_output_external_libcall): Likewise.
29220 (extern_list): Likewise.
29221 (extern_head): Likewise.
29222 (TARGET_ASM_FILE_END): Likewise.
29223 (mips_file_end): Likewise.
29224 (mips_output_external): Rewritten.
29226 2007-01-18 Ben Elliston <bje@au.ibm.com>
29228 * genpreds.c (write_insn_preds_c): Only write out the function
29229 body for regclass_for_constraint if we have register constraints.
29231 2007-01-17 Tom Tromey <tromey@redhat.com>
29233 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
29234 * doc/install.texi (Testing): Use sourceware.org.
29235 (Binaries): Likewise.
29236 (Specific): Likewise.
29237 * doc/contrib.texi (Contributors): Use sourceware.org.
29239 2007-01-17 Anatoly Sokolov <aesok@post.ru>
29241 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
29242 (AVR_ENHANCED): Rename to ...
29243 (AVR_HAVE_MUL): ... new.
29244 (avr_enhanced_p): Rename to ...
29245 (avr_have_mul_p): ... new.
29246 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
29247 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
29248 * config/avr/avr.c (avr_enhanced_p): Rename to ...
29249 (avr_have_mul_p): ... new.
29250 (base_arch_s): Rename 'enhanced' to 'have_mul'.
29251 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
29252 'avr_enhanced_p' and 'enhanced'.
29253 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
29254 AVR_HAVE_MUL instead of AVR_ENHANCED.
29255 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29256 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
29257 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
29258 instead of AVR_ENHANCED.
29259 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29260 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
29261 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
29263 2007-01-17 Ian Lance Taylor <iant@google.com>
29265 * vec.h (VEC_reserve_exact): Define.
29266 (vec_gc_p_reserve_exact): Declare.
29267 (vec_gc_o_reserve_exact): Declare.
29268 (vec_heap_p_reserve_exact): Declare.
29269 (vec_heap_o_reserve_exact): Declare.
29270 (VEC_OP (T,A,reserve_exact)): New static inline function, three
29272 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
29273 negative parameter.
29274 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
29275 (VEC_OP (T,A,copy)) [all versions]: Likewise.
29276 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
29277 * vec.c (calculate_allocation): Add exact parameter. Change all
29279 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
29280 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
29281 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
29282 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
29283 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
29284 (vec_heap_p_reserve_exact): New function.
29285 (vec_heap_o_reserve_exact): New function.
29287 2007-01-17 Jan Hubicka <jh@suse.cz>
29289 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
29291 2007-01-17 Eric Christopher <echristo@apple.com>
29293 * config.gcc: Support core2 processor.
29295 2007-01-16 Jan Hubicka <jh@suse.cz>
29297 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
29298 the names, just unlink the chain so we don't crash on dangling
29302 2007-01-16 Jan Hubicka <jh@suse.cz>
29304 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
29305 * tree-pass.h: Reorder to make IPA passes appear toegher.
29306 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
29308 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
29309 parameters, do not call early inliner.
29310 * ipa-inline.c: Update comments. Include tree-flow.h
29311 (cgraph_decide_inlining): Do not compute inlining parameters.
29312 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
29313 be called with function context set up.
29314 (pass_ipa_inline): Remove unreachable functions before pass.
29315 (cgraph_early_inlining): Simplify assuming to be called from the
29317 (pass_early_inline): New pass.
29318 (cgraph_gate_ipa_early_inlining): New gate.
29319 (pass_ipa_early_inline): Turn into simple wrapper.
29320 (compute_inline_parameters): New function.
29321 (gate_inline_passes): New gate.
29322 (pass_inline_parameters): New pass.
29323 (apply_inline): Move here from tree-optimize.c
29324 (pass_apply_inline): New pass.
29325 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
29327 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
29328 doing them by hand.
29329 (tree_function_versioning): Do not allocate dummy struct function.
29330 * tree-inline.h (optimize_inline_calls): Update prototype.
29331 * tree-optimize.c (execute_fixup_cfg): Export.
29332 (pass_fixup_cfg): Remove
29333 (tree_rest_of_compilation): Do not apply inlines.
29334 * tree-flow.h (execute_fixup_cfg): Declare.
29335 * Makefile.in (gt-passes.c): New.
29336 * passes.c: Include gt-passes.h
29337 (init_optimization_passes): New passes.
29338 (nnodes, order): New static vars.
29339 (do_per_function_toporder): New function.
29340 (execute_one_pass): Dump current pass here.
29341 (execute_ipa_pass_list): Don't dump current pass here.
29343 2007-01-16 Janis Johnson <janis187@us.ibm.com>
29345 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
29346 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
29348 2007-01-16 David Edelsohn <edelsohn@gnu.org>
29350 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
29351 (strong_alias): Define.
29352 (__gcc_qmul): Provide non-FMA for soft-float.
29353 (__gcc_qdiv): Same.
29358 (__gcc_qunord): New.
29368 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
29369 soft-float functions.
29370 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
29371 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
29372 about long double soft float.
29374 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
29375 Tehila Meyzels <tehila@il.ibm.com>
29377 * tree-vectorizer.h (is_pattern_stmt_p): New.
29378 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
29379 formatting (tabs instead of spaces). Cleanup and clarify setting
29380 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
29381 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
29382 (vectorizable_type_demotion): Check that types are integral.
29383 (vectorizable_type_promotion): Likewise.
29384 (vectorizable_store): Fix typo. Eliminate new-line at end of
29387 2007-01-16 Jan Hubicka <jh@suse.cz>
29389 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
29392 2007-01-15 Eric Christopher <echristo@apple.com>
29394 * ifcvt.c: Include vec.h, vecprim.h.
29395 (check_cond_move_block): New argument regs.
29396 Reorganize. Add registers used to regs.
29397 (cond_move_process_if_block): Use regs set above as
29400 2007-01-15 Eric Christopher <echristo@apple.com>
29402 * config/darwin.h: Update copyright.
29403 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
29404 (LINK_COMMAND_SPEC): Add -u.
29405 (LINK_SPEC): Fix umbrella for above.
29407 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
29409 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
29412 2007-01-15 Tom Tromey <tromey@redhat.com>
29414 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
29415 * doc/install.texi (Testing): Don't mention jacks.
29416 (Configuration): Document --enable-java-maintainer-mode. Move
29417 --with-java-home to libgcj-specific section. Document
29419 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
29421 2007-01-15 Jan Hubicka <jh@suse.cz>
29423 * tree-ssa-dce.c (DCE_TODOs): New.
29424 (propagate_necessity): Return if something changed.
29425 (eliminate_unnecessary_stmts): Likewise.
29426 (perform_tree_ssa_dce): Return TODO flags when needed.
29427 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
29429 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
29431 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
29432 (fyl2x_extend<mode>xf3_i387): New insn pattern.
29433 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
29434 patterns using X87MODEF12 mode macro. Extend operand 1
29435 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29436 (log10<mode>2): Ditto.
29437 (log2<mode>2): Ditto.
29438 (log1p<mode>2): Ditto.
29439 (logb<mode>2): Ditto.
29440 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
29441 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
29442 (*fxtractxf3_i387): Rename from *fxtractxf3.
29443 (fxtract_extend<mode>xf3_i387): New insn pattern.
29444 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
29445 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
29446 and gen_fyl2xxf3_i387().
29448 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
29450 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
29451 * cfgloopmanip.c (fix_loop_placement): Made static. Use
29452 get_loop_exit_edges. Changed return type to bool.
29453 * cfgloop.h (fix_loop_placement): Declaration removed.
29455 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
29457 * param.h (MIN_VECT_LOOP_BOUND): New.
29458 * params.def (MIN_VECT_LOOP_BOUND): New.
29459 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
29460 argument - minimum threshold for number of iterations.
29461 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
29462 argument to declaration.
29463 * tree-vect-analyze.c (vect_analyze_operations): Check value of
29464 MIN_VECT_LOOP_BOUND.
29465 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
29466 slpeel_tree_peel_loop_to_edge with additional argument.
29467 (vect_do_peeling_for_alignment): Likewise.
29468 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
29470 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
29473 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
29474 operands of size 1.
29476 2007-01-14 Jan Hubicka <jh@suse.cz>
29478 * tree-dfa.c (remove_referenced_var): New function.
29479 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
29480 prune referenced vars list too.
29481 * tree-flow.h (remove_referenced_var): Declare.
29483 2007-01-14 Jan Hubicka <jh@suse.cz>
29485 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
29487 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
29488 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
29489 * except.h (verify_eh_throw_table_statements): Kill prototype.
29490 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
29491 into call exrepssions.
29492 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
29494 * tree-cfg.c: Include pointer-set.h.
29495 (verify_node_sharing): Work on pointer set.
29496 (verify_eh_throw_stmt_node): New.
29497 (verify_stmts): Use pointers sets, verify throw_stmt.
29499 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
29501 * ipa-reference.c (analyze_function): Consider also addresses taken
29504 2007-01-12 Roger Sayle <roger@eyesopen.com>
29506 * c-typeck.c (null_pointer_constant_p): Replace use of
29507 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29508 (build_c_cast): Likewise.
29510 2007-01-12 Roger Sayle <roger@eyesopen.com>
29512 * tree.h (force_fit_type_double): Remove unused final argument.
29513 * c-common.c (constant_expression_warning): Replace use of
29514 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29515 (convert_and_check): Likewise.
29516 (shorten_compare): Update call to force_fit_type_double.
29517 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
29518 * convert.c (convert_to_pointer): Update call to
29519 force_fit_type_double.
29520 * fold-const.c (force_fit_type_double): Remove overflowed_const
29522 (int_const_binop, fold_convert_const_int_from_int,
29523 fold_convert_const_int_from_real, fold_div_compare,
29524 fold_sign_changed_comparison, fold_unary, fold_negate_const,
29525 fold_abs_const, fold_not_const): Remove the final argument from
29526 calls to force_fit_type_double.
29528 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
29530 * configure.ac: Set insn to "nop" for spu-*-* also.
29531 * configure: Regenerate.
29533 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
29535 * builtins.def : Add BUILT_IN_FREE.
29537 2007-01-12 Jan Hubicka <jh@suse.cz>
29539 PR tree-optimization/30443
29540 * tree-inline.c (tree_function_versioning): Do not optimize when
29541 cloning for inlining.
29543 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
29545 * doc/loop.texi: Document recording of loop exits.
29546 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
29547 (update_single_exits_after_duplication,
29548 update_single_exit_for_duplicated_loop,
29549 update_single_exit_for_duplicated_loops): Removed.
29550 (duplicate_loop_to_header_edge): Do not call
29551 update_single_exits_after_duplication and
29552 update_single_exit_for_duplicated_loops.
29553 (loop_version): Do not update single_exit information.
29554 (fix_loop_structure): Use record_loop_exits instead of
29555 mark_single_exit_loops.
29556 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
29557 the lists of loop exits.
29558 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
29559 split_edge, merge_blocks): Update the lists of loop exits.
29560 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
29561 loop_optimizer_init.
29562 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
29563 of mark_single_exit_loops.
29564 (loop_optimizer_finalize): Call release_recorded_exits.
29565 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
29566 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
29567 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
29568 update single exit information.
29569 * lambda-code.c (perfect_nestify): Ditto.
29570 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
29571 (mark_single_exit_loops): Removed.
29572 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
29573 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
29574 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
29576 (get_loop_exit_edges, single_exit): Use recorded exit lists.
29577 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
29578 (verify_loop_structure): Verify consistency of the exit lists.
29579 (flow_loops_find): Use alloc_loop. Initialize exits hash.
29580 (set_single_exit): Removed.
29581 * cfgloop.h (struct loop_exit): New function.
29582 (struct loop): single_exit_ field replaced by exits field.
29583 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
29584 LOOPS_HAVE_RECORDED_EXITS.
29585 (struct loops): Added exits hash.
29586 (mark_single_exit_loops, set_single_exit): Declaration removed.
29587 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
29589 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29591 * doc/invoke.texi: Avoid use of @headitem.
29593 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29595 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
29597 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29599 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
29602 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29603 Richard Sandiford <richard@codesourcery.com>
29605 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
29606 * config/m68k/m68k.opt: Resort options.
29607 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
29609 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29610 Richard Sandiford <richard@codesourcery.com>
29612 * doc/invoke.texi: Document the macros that are defined by
29613 m68k's -mtune and -mhard-float options.
29614 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
29615 (m68k_cpp_cpu_family): Likewise.
29616 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
29617 of __ucfv*__ macros. Define __mcffpu__ if generating code for
29618 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
29619 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
29620 (m68k_cpp_cpu_family): Likewise.
29622 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29624 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
29625 macros besides mc68000 as tuning macros. Use a switch statement
29626 to set them and mcpu32.
29628 2007-01-12 Julian Brown <julian@codesourcery.com>
29630 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
29631 (TARGET_68040_ONLY): Rename to...
29632 (TARGET_68040): ...this.
29633 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
29634 * config/m68k/m68k.md: Likewise.
29636 2007-01-12 Julian Brown <julian@codesourcery.com>
29637 Nathan Sidwell <nathan@codesourcery.com>
29638 Richard Sandiford <richard@codesourcery.com>
29640 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
29641 the -mcpu= argument associated with the --with-cpu setting.
29642 Define M68K_DEFAULT_TUNE to the default -mtune= option,
29643 if different from the one implied by the -mcpu setting.
29644 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
29645 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
29646 * doc/invoke.texi: Mention ColdFire in the introduction to the
29647 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
29648 -mno-div and -mhard-float options. Make -m68881 a synonym for
29649 -mhard-float. Document the previously-undocumented -m5206e,
29650 -m528x, -m5307 and -m5407 options. Tweak the existing option
29651 documentation for consistency.
29652 * doc/install.texi: Mention new --with-cpu arguments.
29653 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
29654 default CPU if neither -mcpu nor -march are specified.
29655 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
29656 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
29657 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
29658 using m68k_tune to decide between families that implement the
29659 same ISA. Use m68k_tune to set __mcfv4e__.
29660 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
29661 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
29662 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
29663 (FL_ISA_C, FL_ISA_MMU): New macros.
29664 (MASK_COLDFIRE): Delete.
29665 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
29666 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
29667 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
29668 (TARGET_HARD_FLOAT): Do not define here.
29669 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
29670 (TUNE_68000): New macro.
29671 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
29672 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
29673 (TUNE_CFV2): Redefine in terms of m68k_tune.
29674 (uarch_type, target_device, fpu_type): New enums.
29675 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
29676 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
29677 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
29678 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
29679 (FL_FOR_isa_c): New macros.
29680 (m68k_isa): New enum.
29681 (m68k_target_selection): New structure.
29682 (all_devices, all_isas, all_microarchs): New tables.
29683 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
29684 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
29685 (MASK_ALL_CPU_BITS): Delete.
29686 (m68k_find_selection): New function.
29687 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
29688 Map the legacy target options to a combination of the new ones.
29689 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
29690 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
29691 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
29693 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
29694 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
29696 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
29697 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
29698 * config/m68k/m68k-devices.def: New file.
29700 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29701 Nathan Sidwell <nathan@codesourcery.com>
29703 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
29704 (SUBTARGET_EXTRA_SPECS): New macros.
29705 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
29706 use %(asm_cpu_spec) instead.
29707 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
29708 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
29709 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
29710 (EXTRA_SPECS): Rename to...
29711 (SUBTARGET_EXTRA_SPECS): ...this.
29713 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29714 Richard Sandiford <richard@codesourcery.com>
29715 Julian Brown <julian@codesourcery.com>
29717 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29718 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
29719 to the configuration's default CPU.
29720 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
29721 Remove default masks.
29722 (m680[012]0-*-*): Set the default with_cpu to the first part of
29724 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
29725 (m68k*-*-linux): Extend the --with-cpu handling to...
29726 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
29727 and m68010. Don't set target_cpu_default2.
29728 * doc/install.texi: Document --with-cpu for m68k.
29729 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
29730 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
29731 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
29732 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
29733 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
29734 (ASM_SPEC): Remove use of %(asm_cpu_default).
29735 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
29736 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
29737 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
29738 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
29739 __HAVE_FPU__ if TARGET_HARD_FLOAT.
29740 (TARGET_DEFAULT): Delete.
29741 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
29742 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
29743 (CPP_CPU_SPEC): Delete.
29744 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
29745 the appropriate string.
29746 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
29747 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
29748 (ASM_SPEC): Don't use %(asm_default_spec).
29749 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
29750 TARGET_DEFAULT and add MASK_68881.
29751 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
29753 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29755 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
29756 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
29757 MASK_68010 alongside MASK_68020.
29758 * doc/invoke.texi: Document -m68010.
29759 * config/m68k/m68k.opt (m68010): New.
29760 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
29762 (TUNE_68010): New macro.
29763 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
29764 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
29765 (M68K_CPU_m68332): Add MASK_68010.
29766 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
29767 fallback definition.
29768 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
29770 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
29771 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
29772 to all entries that use MASK_68020.
29773 (output_move_simode_const, output_move_himode, output_move_qimode)
29774 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
29775 instead of TARGET_68020 to select clr behavior. Remove comment
29776 about there being no TARGET_68010.
29777 * config/m68k/m68k.md: Likewise throughout.
29779 2007-01-12 Julian Brown <julian@codesourcery.com>
29781 * config/m68k/m68k.h (TARGET_ISAB): New macro.
29782 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
29783 * config/m68k/m68k.md: Likewise.
29785 2007-01-12 Julian Brown <julian@codesourcery.com>
29787 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
29788 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
29790 2007-01-12 Julian Brown <julian@codesourcery.com>
29792 * config/m68k/m68k.h (TUNE_68040_60): New macro.
29793 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
29794 * config/m68k/m68k.md: Likewise.
29796 2007-01-12 Julian Brown <julian@codesourcery.com>
29797 Richard Sandiford <richard@codesourcery.com>
29799 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
29800 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
29801 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
29803 (TARGET_CPU32): Rename to...
29804 (TUNE_CPU32): ...this.
29805 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
29806 (TUNE_CFV2): New macros.
29807 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
29808 remove conditions that are implied by TARGET_68020.
29809 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
29810 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
29811 (m68k_output_function_epilogue): Likewise.
29812 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
29813 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
29814 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
29815 non-68000 timings. Refactor multiplication and division costs.
29816 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
29817 TUNE_CPU32 instead of TARGET_CPU32.
29818 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
29819 and TUNE_68060 instead of TARGET_68060.
29820 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
29821 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
29823 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
29824 && !TARGET_COLDFIRE" to choose between moveq and clr.
29825 Likewise in the unnamed movsf pattern.
29826 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
29827 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
29830 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29832 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
29833 of tabbing before backslashes.
29835 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29837 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
29838 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
29839 (ASM_OUTPUT_INTERNAL_LABEL): Define.
29841 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
29843 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
29844 find_interesting_uses_cond.
29845 (find_interesting_uses_cond): Use extract_cond_operands.
29846 (rewrite_use_compare): Use extract_cond_operands and
29847 force_gimple_operand_bsi. Do not call update_stmt.
29848 (determine_use_iv_cost_condition): Use extract_cond_operands.
29849 Return cheaper of using original bound and changing the exit bound.
29851 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
29853 PR tree-optimization/29516
29854 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
29855 most_expensive_mult_to_index, addr_to_parts,
29856 create_mem_ref, maybe_fold_tmr): Make the type of
29857 fields of TARGET_MEM_REF sizetype.
29858 (move_fixed_address_to_symbol, move_pointer_to_base):
29860 * tree.def (TARGET_MEM_REF): Add comment on types of
29863 2007-01-11 Joseph Myers <joseph@codesourcery.com>
29865 * c-common.c (vector_types_convertible_p): Treat opaque types as
29866 always convertible if they have the same size, but not otherwise.
29868 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
29870 * ifcvt.c (struct noce_if_info): Add comments to the fields.
29871 Remove the b_unconditional field.
29872 (noce_try_sign_mask): Do not look at b_unconditional.
29873 (noce_process_if_block): Do not use merge_if_blocks. Update
29874 the CFG here. Do not set b_unconditional.
29875 (cond_move_process_if_block): Likewise.
29876 (find_cond_trap): Likewise.
29877 (check_cond_move_block): Require simple jump insns at the end
29878 of the basic block.
29880 2007-01-11 Jan Hubicka <jh@suse.cz>
29882 PR tree-optimization/1046
29883 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
29884 when alias info is not ready.
29885 (pass_tail_recursion): Do not require aliasing.
29886 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
29887 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
29888 * tree-ssa-copy.c (pass_copy_prop): Likewise.
29889 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
29890 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
29891 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
29892 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
29894 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
29895 When aliasing is not build, mark statement as volatile.
29897 2007-01-11 Tom Tromey <tromey@redhat.com>
29899 PR preprocessor/15185, PR preprocessor/20989:
29900 * doc/cppopts.texi <-MT>: Update description of algorithm for
29901 computing default target.
29902 <-M, -MD>: Reword "basename" text.
29904 2007-01-11 Roger Sayle <roger@eyesopen.com>
29906 * builtins.c (expand_builtin_pow, expand_builtin_powi,
29907 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
29908 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
29909 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
29910 fold_builtin_bswap, real_constp, fold_builtin_pow,
29911 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
29912 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
29913 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29914 * convert.c (convert_to_pointer): Likewise.
29915 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
29916 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
29917 const_binop, fold_convert_const_int_from_int,
29918 fold_convert_const_int_from_real,
29919 fold_convert_const_real_from_real, sign_bit_p,
29920 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
29921 fold_sign_changed_comparison, fold_unary, fold_comparison,
29922 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
29923 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
29924 * print-tree.c (print_node_brief, print_node): Likewise.
29925 * stor-layout.c (place_field, layout_type): Likewise.
29926 * tree-chrec.c (keep_cast): Likewise.
29927 * tree.c (build_vector, build_real, build_real_from_int_cst,
29928 build_complex): Likewise.
29930 2007-01-11 Roger Sayle <roger@eyesopen.com>
29932 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
29933 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
29935 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
29937 * configure.ac (strict1_warn): Rename to strict_warn.
29938 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
29939 cc_set_by_configure, quoted_cc_set_by_configure,
29940 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
29941 all_boot_languages, all_stagestuff): Remove.
29942 (target_list): Remove bootstrap targets.
29943 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
29944 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
29945 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
29946 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
29947 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
29948 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
29949 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
29950 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
29951 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
29952 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
29953 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
29954 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
29955 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
29956 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
29957 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
29958 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
29959 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
29960 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
29961 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
29962 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
29963 (mostlyclean): Adjust.
29964 (clean, distclean): Don't mention bootstrap stuff.
29965 * configure: Regenerate.
29966 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
29967 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
29968 treelang/config-lang.in (stagestuff): Remove.
29969 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
29970 stageprofile, stagefeedback, stagestuff): Remove mention.
29972 2007-01-11 Nick Clifton <nickc@redhat.com>
29974 * config/mcore/predicates.md (mcore_general_movesrc_operand):
29976 (mcore_general_movdst_operand): Do not accept CONST_INTs.
29977 (mcore_arith_K_S_operand): Run the test for the S constraint not
29978 the test for the M constraint.
29979 (mcore_addsub_operand): Do not accept integer values that are
29980 larger than 32 bits.
29981 * config/mcore/mcore.md: Remove unused constraints from split.
29982 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
29983 (addsi3): Likewise.
29984 (allocate_stack): Likewise.
29985 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
29986 operands to 32 bits.
29987 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
29989 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
29990 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
29991 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
29992 mcore_output_bclri, mcore_output_andn, output_inline_const,
29993 mcore_output_move, mcore_output_movedouble): Likewise.
29994 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
29995 (output_inline_const): Likewise.
29996 (output_inline_const): Fix format strings used in sprintf
29998 * config/mcore/mcore-protos.h: Update prototypes for changed
29999 functions in mcore.c.
30000 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
30001 HOST_WIDE_INT and not int.
30002 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
30003 CONST_OK_FOR_N): Likewise.
30004 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
30005 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
30008 2007-01-10 Jan Hubicka <jh@suse.cz>
30010 * tree-vrp.c (remove_range_assertions): Release defs.
30011 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
30012 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
30014 2007-01-10 Paul Brook <paul@codesourcery.com>
30016 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
30017 * config/arm/arm.md (mulsi3subsi): New insn.
30019 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
30021 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
30022 (tree_transform_and_unroll_loop): New.
30023 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
30026 2007-01-10 Robert Kennedy <jimbob@google.com>
30028 * fold-const.c (fold_comparison): Fold comparisons like (x *
30029 1000 < 0) to (x < 0).
30031 2007-01-10 Ian Lance Taylor <iant@google.com>
30033 * tree-pretty-print.c (dump_generic_node): Print parentheses when
30034 operands have the same priority.
30036 2007-01-10 Tom Tromey <tromey@redhat.com>
30038 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
30039 (fold_binary): Likewise.
30040 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
30041 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
30042 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
30043 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
30044 * langhooks.h (struct lang_hooks): Removed field
30045 'can_use_bit_fields_p'.
30047 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
30049 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
30051 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
30053 * function.c (get_last_funcdef_no): New function.
30054 * function.h (get_last_funcdef_no): Declare.
30055 * tree-inline.c (initialize_cfun): Add initialization.
30056 (tree_function_versioning): Cleanup.
30058 2007-01-10 Jan Hubicka <jh@suse.cz>
30060 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
30063 2007-01-10 Sa Liu <saliu@de.ibm.com>
30064 Ben Elliston <bje@au.ibm.com>
30066 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
30067 for SAVE_NONLOCAL and Pmode for any other save level.
30068 * spu-protos.h (spu_restore_stack_block): Declare.
30069 * spu.md (save_stack_block): Remove.
30070 (restore_stack_block): Call spu_restore_stack_block.
30071 * spu.c (spu_restore_stack_block): New function.
30072 (spu_expand_epilogue): Remove old comment.
30074 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
30076 PR tree-optimization/30322
30077 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
30078 (cand_value_at): Return the value as aff_tree.
30079 (may_eliminate_iv): Convert the bound from aff_tree to tree.
30080 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
30081 aff_combination_mult): New functions.
30082 (aff_combination_add): Use aff_combination_add_cst.
30083 (aff_combination_convert): Allow conversions to a wider type.
30084 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
30085 * tree-affine.h (aff_combination_mult): Declare.
30087 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
30089 * doc/tm.texi: Update documentation to reflect reality of exec
30090 and start file search behaviours. Update copyright year.
30091 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
30092 header file directories.
30094 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
30096 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
30097 (*cosxf2): Rename to cosxf2_i387.
30098 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
30099 using X87MODEF12 mode macro. Rename patterns to
30100 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
30102 (*cosdf2, *cossf2): Ditto.
30103 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
30104 to match extended input operands.
30105 (sincos<mode>3): New expander.
30106 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
30107 insn patterns and corresponding splitters.
30109 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
30111 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
30112 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
30114 2007-01-09 Nicolas Pitre <nico@cam.org>
30117 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
30119 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30121 * target.h (struct gcc_target): New field library_rtti_comdat.
30122 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
30123 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
30124 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
30125 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
30127 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30129 * doc/invoke.texi (Optimize Options): Correct description of -O0.
30131 2007-01-08 Richard Guenther <rguenther@suse.de>
30133 * tree.h (force_fit_type_double): Export.
30134 (force_fit_type): Remove.
30135 * fold-const.c (force_fit_type_double): New function.
30136 (force_fit_type): Remove.
30137 (int_const_binop): Use it.
30138 (fold_convert_const_int_from_int): Likewise.
30139 (fold_convert_const_int_from_real): Likewise.
30140 (fold_div_compare): Likewise.
30141 (fold_sign_changed_comparison): Likewise.
30142 (fold_unary): Likewise.
30143 (fold_negate_const): Likewise.
30144 (fold_abs_const): Likewise.
30145 (fold_not_const): Likewise.
30146 * c-common.c (shorten_compare): Use force_fit_type_double.
30147 * convert.c (convert_to_pointer): Likewise.
30149 2007-01-08 Richard Guenther <rguenther@suse.de>
30151 * tree.h (build_int_cst_wide_type): Export.
30152 * tree.c (build_int_cst_wide_type): New function.
30153 (build_int_cst_wide): Fix comment.
30154 * builtins.c (fold_builtin_object_size): Use build_int_cst
30155 to build -1 or 0 of the correct type. Use fit_double_type
30156 to check for overflow.
30157 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
30159 (decode_field_reference): Likewise.
30160 (all_ones_mask_p): Likewise.
30161 (native_interpret_int): Use build_int_cst_wide_type.
30162 (fold_binary): Use build_int_cst_type to build an all-ones
30164 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
30166 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
30168 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
30170 2007-01-09 Ben Elliston <bje@au.ibm.com>
30172 * genautomata.c (STATS_OPTION): New option.
30173 (stats_flag): New flag.
30174 (gen_automata_option): Handle it.
30175 (initiate_automaton_gen): Ditto.
30176 (write_automata): Output statistics only if stats_flag is
30177 set. Likewise, output time statistics only if time_flag is set.
30178 * doc/md.texi (Processor pipeline description): Document new flag.
30180 2007-01-08 Richard Guenther <rguenther@suse.de>
30182 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
30183 * tree.c (build_int_cst_type): Likewise.
30184 (size_in_bytes): Don't call force_fit_type on the result.
30185 (int_fits_type_p): Use fit_double_type.
30186 * fold-const.c (fit_double_type): New function.
30187 (force_fit_type): Use it.
30188 * tree.h (fit_double_type): Export.
30190 2007-01-08 Jan Hubicka <jh@suse.cz>
30192 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
30193 * ipa.c (function_and_variable_visibility): Fix return type.
30195 2007-01-08 Richard Guenther <rguenther@suse.de>
30197 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
30198 of offset to build the index.
30199 * tree-pretty-print.c (dump_generic_node): Don't build negated
30200 const just for printing.
30201 * c-pretty-print.c (pp_c_integer_constant): Likewise.
30202 * builtins.c (fold_builtin_int_roundingfn): Check if result
30203 fits the type by using force_fit_type and comparing the result.
30204 * predict.c (predict_loops): Use compare_tree_int for comparison.
30205 * tree.c (build_int_cst): Fall back to integer_type_node for
30207 (build_int_cst_wide): Assert type is non-null.
30209 2007-01-08 Roberto Costa <roberto.costa@st.com>
30211 * tree-vrp.c (extract_range_from_cond_expr): New.
30212 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
30213 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
30215 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
30216 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
30217 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
30218 used as expressions.
30219 * tree-object-size.c (cond_expr_object_size): New.
30220 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
30222 2007-01-08 Jan Hubicka <jh@suse.cz>
30224 * tree-ssa-forwprop.c (forward_propagate_into_cond,
30225 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
30228 2007-01-08 Richard Guenther <rguenther@suse.de>
30230 PR tree-optimization/23603
30231 * tree-vrp.c (set_value_range_to_truthvalue): New function.
30232 (extract_range_from_binary): Fall back to truthvalue instead of
30233 varying for TRUTH_*_EXPR.
30234 (extract_range_from_comparison): Fall back to truthvalue instead of
30236 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
30237 if all visited PHI values were constant.
30239 2007-01-08 Jan Hubicka <jh@suse.cz>
30241 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
30242 (cgraph_analyze_function): break out from ...
30243 (cgraph_finalize_compilation_unit): ... here.
30244 (cgraph_expand_function): Remove forgoten commented out line.
30245 (cgraph_optimize): Analyze functions.
30247 2007-01-08 Jan Hubicka <jh@suse.cz>
30249 * tree-pas.h (TODO_remove_function): New flag.
30250 (TODO_update*): Renumber.
30251 (pass_ipa_increase_alignment,
30252 pass_ipa_function_and_variable_visibility): New passes.
30253 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
30254 (cgraph_function_and_variable_visibility): Move to ipa.c
30255 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
30256 cgraph_increase_alignment.
30257 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
30258 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
30259 calling tree-inline.
30260 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
30261 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
30262 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
30263 (gate_increase_alignment): New function.
30264 (pass_ipa_increase_alignment): New pass.
30265 * ipa.c: Inline tree-pass.h and timevar.h
30266 (function_and_variable_visibility): Move here from cgraphunit.c
30267 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
30268 * passes.c (init_optimization_passes): Add the two new passes.
30269 (execute_todo): Handle cgraph_remove_functions.
30271 2007-01-08 Nick Clifton <nickc@redhat.com>
30273 * config/frv/predicates.md (reg_or_0_operand): Accept
30276 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
30278 * config/bfin/rtems.h, config/bfin/t-rtems: New.
30279 * config.gcc: Add bfin*-rtems*.
30281 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30283 * c.opt: Add -flax-vector-conversions.
30284 * c-typeck.c (convert_for_assignment): Pass flag to
30285 vector_types_convertible_p to allow emission of note.
30286 (digest_init): Likewise.
30287 * c-opts.c: Handle -flax-vector-conversions.
30288 * c-common.c (flag_lax_vector_conversions): New.
30289 (vector_types_convertible_p): Unless -flax-vector conversions
30290 has been passed, disallow conversions between vectors with
30291 differing numbers of subparts and/or element types. If such
30292 a conversion is disallowed, possibly emit a note on the first
30293 occasion only to inform the user of -flax-vector-conversions.
30294 The new last argument specifies this.
30295 * c-common.h (flag_lax_vector_conversions): New.
30296 (vector_types_convertible_p): Add extra argument.
30297 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
30298 char_type_node for V*QI type vectors.
30299 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
30300 Update to satisfy new typechecking rules.
30301 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
30302 C and C++ variants.
30303 * doc/invoke.texi (C Dialect Options): Document
30304 -flax-vector-conversions.
30306 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30308 PR tree-optimization/29877
30309 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
30310 a register variable on the RHS to not be replaceable.
30312 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
30313 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
30314 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
30315 const_simm15, const_pow2, const_npow2): Added.
30316 * config/score/misc.md (insv, extv, extzv, movmemsi,
30317 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
30318 * config/score/score.c (score_address_cost, score_select_cc_mode):
30320 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
30321 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
30322 Update score_print_operand.
30323 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
30324 Adjust register allocate order and update some macro define.
30325 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
30326 mdx_block_move_straight, mdx_block_move_loop_head,
30327 mdx_block_move_loop_body, mdx_block_move_loop_foot,
30328 mdx_block_move_loop, mdx_block_move): Added.
30329 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
30330 mdp_limm): Updated and fix some bug and typo.
30331 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
30332 (movsf, movdf, doloop_end): Added.
30334 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
30336 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
30337 config/arm/thumb2.md: Fix comment typos.
30338 * doc/extend.texi: Fix a typo.
30340 2007-01-07 Eric Christopher <echristo@apple.com>
30342 * configure.ac: Check for __stack_chk_fail for darwin.
30343 * configure: Regenerate.
30345 2007-01-07 Richard Guenther <rguenther@suse.de>
30347 * tree-vrp.c (extract_range_from_assert): CSE calls to
30348 compare_values where possible.
30349 (extract_range_from_unary_expr): Likewise.
30351 2007-01-07 Anatoly Sokolov <aesok@post.ru>
30353 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
30354 * config/avr/avr.c (call_insn_operand): Delete function.
30355 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
30356 instead of register number. Use predicates.
30357 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
30358 call_insn_operand): Add.
30360 2007-01-06 Jan Hubicka <jh@suse.cz>
30362 * tree-pass.h (pass_build_cgraph_edges): Declare.
30363 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
30364 (visited_nodes): Remove.
30365 (cgraph_create_edges): Move to cgraphbuild.c; rename to
30366 build_cgrpah_edges; make visited_nodes local.
30367 (cgraph_process_new_functions): DO not call initialize_inline_failed.
30368 (record_references_in_initializer): Move to cgraphbuild.c
30369 (initialize_inline_failed, rebuild_cgraph_edges,
30370 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
30371 (verify_cgraph_node): Make visited_nodes local.
30372 (cgraph_analyze_function): Do not call cgraph_create_edges and
30373 initialize_inline_failed.
30374 (cgraph_expand_function): Do not call cgraph_lower_function;
30375 assert that function is already lowered.
30376 * Makefile.in (cgraphbuild.o): New.
30377 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
30378 at the end of lowering passes.
30380 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
30382 * ifcvt.c (cond_move_convert_if_block): New function, code
30383 factored out from...
30384 (cond_move_process_if_block): ...here. Call the new function
30385 on the THEN and ELSE blocks.
30386 (merge_if_block): Do not copy global_live_at_end, merge_blocks
30387 already takes care of this.
30389 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30392 * tree.h (TREE_OVERFLOW_P): New.
30393 * c-typeck.c (parser_build_unary_op): Warn only if result
30394 overflowed and operands did not.
30395 (parser_build_binary_op): Likewise.
30396 (convert_for_assignment): Remove redundant overflow_warning.
30397 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
30399 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30401 * c-typeck.c (store_init_value): Split over two lines to follow
30402 the GNU coding style.
30404 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
30406 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
30407 __GXX_EXPERIMENTAL_CXX0X__.
30408 * doc/cpp.texi: Same.
30410 2007-01-05 Richard Guenther <rguenther@suse.de>
30412 PR middle-end/27826
30413 * tree.c (get_narrower): Do not construct COMPONENT_REFs
30414 with mismatched types. Instead explicitly build a
30415 conversion NOP_EXPR.
30417 2007-01-05 Ian Lance Taylor <iant@google.com>
30419 * c-common.c (decl_with_nonnull_addr_p): New function.
30420 (c_common_truthvalue_conversion): Call it.
30421 * c-typeck.c (build_binary_op): Likewise.
30422 * c-common.h (decl_with_nonnull_addr_p): Declare.
30424 2007-01-05 Jakub Jelinek <jakub@redhat.com>
30427 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
30430 2007-01-05 Joel Brobecker <brobecker@adacore.com>
30432 * doc/install.texi (Final install): Document the fact that
30433 the GNAT runtime should not be stripped.
30435 2007-01-04 Jan Hubicka <jh@suse.cz>
30437 * tree-inline.c (fold_marked_statements): Update operand caches
30438 and EH after folding
30440 2007-01-04 Ian Lance Taylor <iant@google.com>
30442 * c-common.c (check_function_nonnull): Whitespace fix.
30444 2007-01-04 Jan Hubicka <jh@suse.cz>
30446 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
30447 comitted older version of patch.
30448 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
30449 function, celanup cfg and collect garbage.
30451 2007-01-04 Mike Stump <mrs@apple.com>
30453 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
30456 2007-01-04 Eric Christopher <echristo@apple.com>
30458 * libgcc2.c (__bswapsi2): Use SItype.
30459 (__bswapdi2): Use DItype.
30460 * libgcc2.h: Update for above.
30462 2007-01-04 Paul Brook <paul@codesourcery.com>
30464 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
30465 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
30466 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
30467 umulsidi3, umulsidi3adddi, smulsi3_highpart,
30468 umulsi3_highpart): Make conditional on !arm_arch6.
30469 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
30470 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
30471 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
30472 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
30473 umulsi3_highpart_v6): New insns.
30475 2007-01-04 Roger Sayle <roger@eyesopen.com>
30477 * fold-const.c (fold_convert): When casting an expression to void,
30478 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
30479 have a type. Instead of attempting to build a NOP_EXPR, return
30480 these "special" trees directly.
30482 2007-01-04 Joseph Myers <joseph@codesourcery.com>
30484 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
30485 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
30486 rs6000_cost->fp not 0 as adjustment for outer NEG.
30488 2007-01-04 Jan Hubicka <jh@suse.cz>
30490 * cgraph.c (cgraph_release_function_body): New function.
30491 (cgraph_remove_node): Use it.
30492 * cgraph.h (cgraph_release_function_body): Declare.
30493 * cgraphunit.c (cgraph_expand_function): Use it.
30494 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
30495 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
30496 is initialized and while compilation of other function is running.
30497 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
30498 statement CFG annotations from here to ...
30499 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
30501 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
30503 * cfgloop.h (enum li_flags): Make the constants powers of two.
30505 2007-01-04 Jan Hubicka <jh@suse.cz>
30507 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
30509 (fold_marked_statements): New function.
30510 (optimize_inline_calls, tree_function_versioning): Fold new statements.
30511 * tree-inline.h (copy_body_data): Add statements_to_fold.
30513 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
30515 * config.gcc: Mention libgcc/config.host.
30516 * Makefile.in: Update comments mentioning libgcc.
30517 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
30518 (all.cross, start.encap, rest.encap, rest.cross): Update
30519 dependencies for libgcc move.
30520 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
30521 (clean-target, clean-target-libgcc): Delete.
30522 (srcdirify, GCC_EXTRA_PARTS): New macros.
30523 (libgcc-support, libgcc.mvars): New rules.
30524 (distclean): Remove mention of mklibgcc.
30525 (install): Don't reference INSTALL_LIBGCC.
30526 (install-common): Don't reference EXTRA_PARTS.
30527 (install-libgcc, install-multilib): Delete rules.
30528 * mklibgcc.in: Delete file.
30529 * doc/configfiles.texi: Don't mention mklibgcc.
30531 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
30532 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
30533 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
30534 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
30535 (mklibgcc, ldblspecs): Likewise.
30537 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
30538 (posixpre.def): Use $(T).
30539 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
30540 (SHLIB_SRC, SHLIB_INSTALL): Delete.
30541 (SHLIB_LINK): Make dummy.
30542 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
30544 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
30546 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
30547 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
30548 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
30549 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
30551 * configure.ac (all_outputs): Remove mklibgcc.
30552 * configure: Regenerated.
30554 2007-01-03 Josh Conner <jconner@apple.com>
30556 PR middle-end/29683
30557 * calls.c (compute_argument_addresses): Set stack and stack_slot
30558 for partial args, too.
30559 (store_one_arg): Use locate.size.constant for the size when
30560 generating a save_area.
30562 2007-01-03 Robert Kennedy <jimbob@google.com>
30564 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
30565 whose definitions are deleted due to basic block merging.
30567 2007-01-03 Paul Brook <paul@codesourcery.com>
30570 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
30572 (use_return_insn): Return 0 for Thumb interrupt functions.
30573 (print_multi_reg): Add rfe argument for IRQ returns.
30574 (arm_output_epilogue): Pop interrupt return address directly into PC.
30575 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
30577 2007-01-03 Paul Brook <paul@codesourcery.com>
30579 Merge from sourcerygxx-4_1.
30580 * config/arm/thumb2.md: New file.
30581 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
30583 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
30584 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
30585 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
30586 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
30588 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
30589 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
30591 * config/arm/ieee754-sf.S: Ditto.
30592 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
30593 (thumb1_base_register_rtx_p): ... to this.
30594 (thumb_index_register_rtx_p): Rename...
30595 (thumb1_index_register_rtx_p): ... to this.
30596 (thumb_output_function_prologue): Rename...
30597 (thumb1_output_function_prologue): ... to this.
30598 (thumb_legitimate_address_p): Rename...
30599 (thumb1_legitimate_address_p): ... to this.
30600 (thumb_rtx_costs): Rename...
30601 (thumb1_rtx_costs): ... to this.
30602 (thumb_compute_save_reg_mask): Rename...
30603 (thumb1_compute_save_reg_mask): ... to this.
30604 (thumb_final_prescan_insn): Rename...
30605 (thumb1_final_prescan_insn): ... to this.
30606 (thumb_expand_epilogue): Rename...
30607 (thumb1_expand_epilogue): ... to this.
30608 (arm_unwind_emit_stm): Rename...
30609 (arm_unwind_emit_sequence): ... to this.
30610 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
30611 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
30612 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
30613 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
30614 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
30615 thumb2_output_casesi): New functions.
30616 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
30617 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
30618 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
30619 THUMB2_WORK_REGS): Define.
30620 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
30621 arm_condexec_mask, arm_condexec_masklen)): New variables.
30622 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
30623 (arm_override_options): Check new CPU capabilities.
30624 Set new architecture flag variables.
30625 (arm_isr_value): Handle v7m interrupt functions.
30626 (user_return_insn): Return 0 for v7m interrupt functions. Handle
30628 (const_ok_for_arm): Handle Thumb-2 constants.
30629 (arm_gen_constant): Ditto. Use movw when available.
30630 (arm_function_ok_for_sibcall): Return false for v7m interrupt
30632 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
30633 (thumb_find_work_register, arm_load_pic_register,
30634 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
30635 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
30636 print_multi_reg, output_mov_long_double_fpa_from_arm,
30637 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
30638 output_mov_double_fpa_from_arm, output_move_double,
30639 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
30640 output_return_instruction, arm_output_function_prologue,
30641 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
30642 arm_output_mi_thunk, thumb_set_return_address): Ditto.
30643 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
30644 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
30645 (arithmetic_instr, shift_op): Use arm_shift_nmem.
30646 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
30648 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
30649 (thumb_expand_prologue): Use thumb_set_frame_pointer.
30650 (arm_file_start): Output directive for unified syntax.
30651 (arm_unwind_emit_set): Handle stack alignment instruction.
30652 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
30653 Add v6t2, v7, v7a, v7r and v7m.
30654 (RETLDM): Add Thumb-2 code.
30655 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
30656 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
30657 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
30658 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
30659 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
30660 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
30661 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
30662 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
30663 ADJUST_INSN_LENGTH): Define.
30664 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
30665 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
30666 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
30667 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
30668 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
30669 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
30670 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
30671 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
30672 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
30673 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
30674 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
30675 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
30676 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
30677 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
30678 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
30679 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
30680 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
30682 * config/arm/arm-tune.md: Regenerate.
30683 * config/arm/arm-protos.h: Update prototypes.
30684 * config/arm/vfp.md: Enable patterns for Thumb-2.
30685 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
30686 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
30687 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
30688 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
30689 * config/arm/libunwind.S: Add Thumb-2 code.
30690 * config/arm/constraints.md: Update include Thumb-2.
30691 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
30692 * config/arm/ieee754-df.S: Ditto.
30693 * config/arm/bpabi.S: Ditto.
30694 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
30695 * config/arm/predicates.md (low_register_operand,
30696 low_reg_or_int_operand, thumb_16bit_operator): New.
30697 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
30698 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
30699 * config/arm/t-arm-elf: Add armv7 multilib.
30700 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
30702 (UNSPEC_STACK_ALIGN, ce_count): New.
30703 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
30704 arm_zero_extendsidi2, arm_zero_extendqidi2): New
30706 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
30707 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
30708 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
30709 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
30710 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
30711 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
30713 * doc/extend.texi: Document ARMv7-M interrupt functions.
30714 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
30716 2007-01-03 Jakub Jelinek <jakub@redhat.com>
30718 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
30719 (struct _Unwind_Context): Rename args_size to flags, remove
30720 signal_frame field, add a new args_size field and version field.
30721 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
30722 _Unwind_IsExtendedContext): New inline functions.
30723 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
30724 Assume by_value array is only present if _Unwind_IsExtendedContext.
30725 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
30726 _Unwind_IsSignalFrame.
30727 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
30728 (uw_update_context_1): Use _Unwind_SetSignalFrame.
30729 (uw_init_context_1): Initialize context->flags to
30730 EXTENDED_CONTEXT_BIT.
30731 * config/rs6000/linux-unwind.h (frob_update_context): Use
30732 _Unwind_SetSignalFrame.
30734 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30736 PR middle-end/30353
30737 * gimplify.c (gimplify_modify_expr_complex_part): Move below
30738 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
30741 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
30743 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
30744 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
30745 RET, AT_SP): Remove.
30746 * config/i386/i386.md (*sse_prologue_save_insn): Use return
30749 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30750 * cfgbuild.c (find_basic_blocks): Likewise.
30751 * cfgrtl.c (rtl_create_basic_block): Likewise.
30752 * function.c (temp_slots_at_level): Likewise.
30753 * reg-stack.c (stack_regs_mentioned): Likewise.
30754 * regclass.c (allocate_reg_info): Likewise.
30755 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30756 set_bb_for_stmt, move_block_to_fn): Likewise.
30757 * tree-complex.c (tree_lower_complex): Likewise.
30758 * vec.h (VEC_safe_grow_cleared): New.
30760 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
30762 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
30764 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
30765 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
30767 * cfgloopmanip.c (scale_loop_frequencies): Export.
30768 (loopify): Scale the frequencies by prescribed coefficients.
30769 (set_zero_probability): New function.
30770 (duplicate_loop_to_header_edge): Improve updating of frequencies.
30771 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
30772 and frequencies according to arguments.
30773 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
30775 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
30776 * modulo-sched.c (sms_schedule): Set probabilities for entering
30777 versioned loop correctly.
30778 * tree-vect-transform.c (vect_transform_loop): Ditto.
30779 * cfgloop.h (loopify, loop_version): Declaration changed.
30780 (scale_loop_frequencies): Declared.
30782 2007-01-02 Jan Hubicka <jh@suse.cz>
30784 * cgraph.c: Include tree-flow.h
30785 (cgraph_add_new-function): Handle IPA_SSA mode; execute
30786 early_local_passes.
30787 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
30788 * tree-pass.h (pass_all_early_optimizations): Declare.
30789 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
30790 early_local_passes.
30791 (cgraph_analyze_function): Do early_local_passes.
30792 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
30793 Do not add referenced vars.
30794 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
30796 (gate_all_early_local_passes): New gate.
30797 (pass_early_local_passes): Use new gate.
30798 (execute_early_local_optimizations): New functions.
30799 (gate_all_early_optimizations): New gate.
30800 (pass_all_early_optimizations): New pass.
30801 (execute_free_datastructures): Free SSA only when initialized.
30802 (gate_init_datastructures): Init only when optimizing.
30803 (tree_lowering_passes): Do early local passes when called late.
30804 * tree-profile.c (do_tree_profiling): Don't profile functions added
30806 (do_early_tree_profiling, pass_early_tree_profile): Kill.
30807 * tree-cfg.c (update_modified_stmts): Do not update when operands are
30809 * passes.c (init_optimizations_passes): Reorder so we go into SSA
30810 during early_local_passes.
30811 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
30814 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
30816 * Makefile.in: Update copyright year.
30818 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
30820 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
30821 in $(lang_checks) and check-consistency targets.
30823 2007-01-02 Jan Hubicka <jh@suse.cz>
30825 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
30826 Do not add referenced vars.
30827 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
30829 * passes.c (init_optimization_passes): Put mudflap_2 after
30830 free_datastructures.
30832 2007-01-02 Jan Hubicka <jh@suse.cz>
30834 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
30835 Set NOTHROW flag on call statements proved to be nothrow.
30836 Update statement of local calls so new pure/const functions are
30837 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
30839 (tree_rest_of_compilation): Register hooks and initialize bitmap
30840 early. Do not set after_inlining flag.
30842 2007-01-02 Steve Ellcey <sje@cup.hp.com>
30844 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
30845 HOST_BITS_PER_LONGLONG
30847 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30850 * c-typeck.c (store_init_value): Don't emit pedantic overflow
30851 warning for non-static initializers.
30853 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
30855 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
30856 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
30857 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
30858 Always use set_unique_reg_note to add REG_EQUAL notes.
30860 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30863 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30865 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30866 * cfgbuild.c (find_basic_blocks): Likewise.
30867 * cfgrtl.c (rtl_create_basic_block): Likewise.
30868 * function.c (temp_slots_at_level): Likewise.
30869 * reg-stack.c (stack_regs_mentioned): Likewise.
30870 * regclass.c (allocate_reg_info): Likewise.
30871 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30872 set_bb_for_stmt, move_block_to_fn): Likewise.
30873 * tree-complex.c (tree_lower_complex): Likewise.
30874 * vec.h (VEC_safe_grow_cleared): New.
30876 2007-01-02 Ian Lance Taylor <iant@google.com>
30878 * c-common.c (c_common_truthvalue_conversion): When warning about
30879 using an assignment as a truth value, set TREE_NO_WARNING.
30881 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30884 * c.opt (Wold-style-declaration): New.
30885 * doc/invoke.texi (C-only Warning Options): New.
30886 (Wold-style-declaration): Document it.
30887 (Wextra): Enabled by -Wextra.
30888 * c-opts.c (c_common_post_options): Enabled by -Wextra.
30889 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
30890 -Wold-style-declaration.
30892 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30894 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30895 * cfgbuild.c (find_basic_blocks): Likewise.
30896 * cfgrtl.c (rtl_create_basic_block): Likewise.
30897 * function.c (temp_slots_at_level): Likewise.
30898 * reg-stack.c (stack_regs_mentioned): Likewise.
30899 * regclass.c (allocate_reg_info): Likewise.
30900 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30901 set_bb_for_stmt, move_block_to_fn): Likewise.
30902 * tree-complex.c (tree_lower_complex): Likewise.
30903 * vec.h (VEC_safe_grow_cleared): New.
30905 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
30907 * c-common.c (c_common_nodes_and_builtins): Since variants of
30908 void_type_node get built before it is given a name, we need to
30909 give those variants the name, too.
30910 (complete_array_type): We need to work with the canonical main
30911 type of the array, from which we will build the qualified version.
30912 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
30913 * print-tree.c (print_node): Display canonical type information
30915 * stor-layout.c (layout_type): When we don't know the
30916 alignment of a type for which we're building an array, we end up
30917 guessing wrong, so make the type require structural equality.
30918 * tree.c (make_node_stat): When we build a new type, it is its
30919 own canonical type.
30920 (build_type_attribute_qual_variant): When building an attribute
30921 variant, its canonical type is the non-attribute variant. However,
30922 if the attributes are target-dependent and they differ, we need to
30923 use structural equality checks for this type.
30924 (build_qualified_type): A qualified type is not equivalent to its
30925 unqualified variant; set the canonical type appropriately.
30926 (build_distinct_type_copy): When building a distinct type from
30927 another type, the new type is its own canonical type.
30928 (build_variant_type_copy): When building a new type variant, we
30929 assume that it is equivalent to the original type.
30930 (build_pointer_type_for_mode): When building a pointer type, also
30931 build a canonical type pointer.
30932 (build_reference_type_for_mode): When building a reference type,
30933 also build a canonical type reference.
30934 (build_index_type): When we can't hash an index type (e.g.,
30935 because its maximum value is negative), the index type requires
30936 structural equality tests.
30937 (build_array_type): Build the canonical form of an array type.
30938 (build_function_type): Function types require structural equality,
30939 because they contain default arguments, attributes, etc.
30940 (build_method_type_directly): Ditto for method types.
30941 (build_offset_type): Build the canonical offset type.
30942 (build_complex_type): Build the canonical vector type.
30943 (make_vector_type): Build the canonical vector type.
30944 * tree.h (TYPE_CANONICAL): New.
30945 (TYPE_STRUCTURAL_EQUALITY_P): New.
30946 (SET_TYPE_STRUCTURAL_EQUALITY): New.
30947 (struct tree_type): Added "canonical" field.
30948 * params.h (VERIFY_CANONICAL_TYPES): New.
30949 * doc/c-tree.texi (TYPE_CANONICAL): Document.
30950 (TYPE_STRUCTURAL_EQUALITY_P): Document.
30951 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
30952 * doc/invoke.texi (verify-canonical-types): Document --param
30953 parameter for verifying canonical types.
30955 2007-01-02 Joseph Myers <joseph@codesourcery.com>
30957 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
30958 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
30959 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
30960 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
30962 * config/rs6000/e500.h: New.
30963 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
30964 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
30966 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
30967 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
30968 TARGET_E500_DOUBLE): Remove.
30969 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
30970 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
30971 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
30972 * config/rs6000/rs6000.c (rs6000_override_options): Use
30973 CHECK_E500_OPTIONS.
30975 2007-01-02 Joseph Myers <joseph@codesourcery.com>
30977 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
30978 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
30979 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
30980 rs6000_emit_cmove): Don't check TARGET_E500.
30981 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
30982 sordered): Don't check TARGET_E500.
30984 2007-01-01 Eric Christopher <echristo@apple.com>
30986 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
30987 HARD_REGISTER_NUM_P.
30989 2007-01-01 Roger Sayle <roger@eyesopen.com>
30991 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
30992 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
30993 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
30996 2007-01-01 Mike Stump <mrs@apple.com>
30998 * configure.ac: Remove support for building with Apple's gcc-3.1.
31000 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31002 PR middle-end/30311
31003 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
31004 REG is a hard register. Do not modify REG before calling
31006 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
31007 multiple of the size of YMODE for certain lowpart cases.
31009 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31011 PR middle-end/30253
31012 * gimplify (voidify_wrapper_expr): Update for
31013 GIMPLE_MODIFY_STMT.
31015 2007-01-01 Andreas Schwab <schwab@suse.de>
31018 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
31019 save of BR0 in extra_spill_size instead of spill_size.
31020 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
31022 (ia64_expand_epilogue): Restore BR0 from its new location.
31024 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31026 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
31027 Use a temporary variable if the left hand side is not a gimple
31030 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31032 * gimplify.c (gimplify_return_expr): Make the temporary variable
31033 for the return expression, a gimple register variable.
31035 2007-01-01 Jan Hubicka <jh@suse.cz>
31037 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
31040 2007-01-01 Mike Stump <mrs@apple.com>
31042 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
31044 * config/darwin.c (machopic_select_rtx_section): Use
31045 HAVE_GAS_LITERAL16.
31046 (darwin_mergeable_constant_section): Likewise.
31047 * configure: Regenerate.
31048 * config.in: Regenerate.
31050 2007-01-01 Jan Hubicka <jh@suse.cz>
31051 Andrew Pinski <pinskia@gmail.com>
31053 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
31054 before starting IPA passes.