1 2007-10-24 Ira Rosen <irar@il.ibm.com>
3 PR tree-optimization/33804
4 * tree-vect-transform.c (vectorizable_operation): Remove the
5 checks that the vectorization is worthwhile from the transformation
8 2007-10-24 Ira Rosen <irar@il.ibm.com>
10 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
11 vectype cannot be determined for the scalar type.
12 (vect_analyze_slp_instance): Likewise.
13 * tree-vect-transform.c (vect_model_reduction_cost): Change the
14 return type to bool. Return false if vectype cannot be determined
16 (vect_get_constant_vectors): Return false if vectype cannot be
17 determined for the scalar type.
18 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
19 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
20 vectorizable_reduction): Likewise.
22 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
24 * config.gcc: For a FreeBSD target, parse the value of ${target}
25 to determine the value of FBSD_MAJOR, instead of adding an
26 explicit check for every possible FreeBSD major version.
28 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
30 PR rtl-optimization/33846
31 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
33 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
35 PR tree-optimization/33860
36 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
37 interleaved accesses in case the dr is inside the inner-loop during
38 outer-loop vectorization.
40 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
42 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
43 Document MEM_POINTER. Replace mentions of "integrated"
44 field with "return_val". Delete outdated stuff.
46 2007-10-23 David Edelsohn <edelsohn@gnu.org>
48 * config/rs6000/rs6000.c (rs6000_override_options): Set
49 rs6000_altivec_abi on AIX.
50 (conditional_register_usage): Set VR20:31 fixed on AIX.
52 2007-10-23 Richard Guenther <rguenther@suse.de>
54 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
57 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
58 David S. Miller <davem@davemloft.net>
60 * df-scan.c (df_get_call_refs): Mark global registers as both a
61 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
63 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
65 PR tree-optimization/33834
66 PR tree-optimization/33835
67 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
68 stmts need to be checked for success seperately.
69 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
70 Remove the check that stmt is not LIVE.
71 (vectorizable_assignment, vectorizable_induction): Likewise.
72 (vectorizable_operation, vectorizable_type_demotion): Likewise.
73 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
75 (vectorizable_live_operation): Check that op is not NULL.
77 2007-10-22 Janis Johnson <janis187@us.ibm.com>
79 * doc/invoke.texi (Optimization Options): In the summary, show
80 that the value for options -falign-jumps, -falign-labels,
81 -falign-loops, -falign-functions, -fsched-stalled-insns, and
82 -fsched-stalled-insns-dep is optional. In the summary, show that
83 -fsched-stalled-insns takes an optional argument and that
84 -fparallelize-loops takes an argument. Add opindex for several
85 optimization options, and fix typos in the opindex commands for
86 several others. In the descriptions for -fsched-stalled-insns
87 and -fsched-stalled-insns-dep, show the options with and without
90 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
92 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
94 * config/avr/avr.h (LINK_SPEC): Likewise.
95 (CRT_BINUTILS_SPECS): Likewsie.
96 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
98 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
100 PR rtl-optimization/33644
101 * cfgcleanup.c: Do not include dce.h.
102 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
103 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
104 * dce.c (something_changed): Delete.
105 (libcall_dead_p): New predicate.
106 (delete_unmarked_insns): Use it to delete dead libcalls.
107 Deal with REG_LIBCALL and REG_RETVAL notes.
108 (prescan_libcall_for_dce): New function.
109 (prescan_insns_for_dce): Use it to deal with libcalls.
110 (mark_reg_dependencies): Do nothing special for libcalls.
111 (dce_process_block): Likewise.
112 (fast_dce): Delete unused local variable.
113 (run_fast_dce): Do not return a value.
114 * dce.h (struct df): Delete.
115 (run_fast_dce): Adjust prototype.
116 * optabs.c (libcall_id): Delete.
117 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
118 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
119 * reload1.c (reload): Delete REG_LIBCALL_ID case.
120 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
121 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
122 notes instead of REG_LIBCALL_ID notes.
123 * reg-notes.def (LIBCALL_ID): Delete.
124 * Makefile.in (see.o): Add dce.h dependency.
125 (cfgcleanup.o): Remove dce.h dependency.
127 2007-10-22 Michael Matz <matz@suse.de>
129 PR tree-optimization/33855
130 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
133 2007-10-22 Ira Rosen <irar@il.ibm.com>
135 PR tree-optimization/33854
136 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
137 FLOAT_EXPR to the list of promotion operations.
139 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
143 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
144 (print_reg): Print register prefix only with AT&T asm syntax.
145 Support pc_rtx for RIP register.
146 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
147 relative addressing. Always print segment register prefix with AT&T
148 asm syntax and never with Intel asm syntax.
149 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
150 Fix prefix for 16-byte XFmode operands.
151 (output_addr_const_extra): Support Intel asm syntax.
152 (x86_file_start): Don't use register prefix with Intel asm syntax.
153 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
154 ("return_internal_long"): Fix Intel asm syntax output.
155 ("set_got_rex64"): Support Intel asm syntax.
156 ("set_rip_rex64"): Likewise.
157 ("set_got_offset_rex64"): Likewise.
158 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
160 ("*tls_global_dynamic_64"): Likewise.
161 ("*tls_local_dynamic_base_64"): Likewise.
162 ("*load_tp_si")("*load_tp_di"): Likewise.
163 ("*add_tp_si")("*add_tp_di"): Likewise.
164 ("*tls_dynamic_lea_64"): Likewise.
165 ("*sibcall_value_1_rex64_v"): Likewise.
166 ("stack_tls_protect_set_si"): Likewise.
167 ("stack_tls_protect_set_di"): Likewise.
168 ("stack_tls_protect_test_si"): Likewise.
169 ("stack_tls_protect_test_di"): Likewise.
170 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
172 ("*movv2sf_internal_rex64"): Likewise.
173 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
174 (__get_cpuid_max): Likewise.
176 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
178 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
179 the STRICT_P argument type "bool" rather than "int".
180 (mips_legitimate_address_p): Likewise.
181 (fp_register_operand, lo_operand): Delete.
182 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
183 (mips_emit_scc): Rename to...
184 (mips_expand_scc): ...this.
185 (gen_conditional_branch): Rename to...
186 (mips_expand_conditional_branch): ...this.
187 (gen_conditional_move): Rename to...
188 (mips_expand_conditional_move): ...this.
189 (mips_gen_conditional_trap): Rename to...
190 (mips_expand_conditional_trap): ...this and take an rtx code instead
191 of an operands array.
192 (mips_expand_call): Give the SIBCALL_P argument type "bool"
194 (mips_emit_fcc_reload): Rename to...
195 (mips_expand_fcc_reload): ...this.
196 (init_cumulative_args): Rename to...
197 (mips_init_cumulative_args): ...this and remove the libname argument.
198 (function_arg_advance): Rename to...
199 (mips_function_arg_advance): ...this.
200 (function_arg): Rename to...
201 (mips_function_arg): ...this and use "rtx" instead of
203 (function_arg_boundary): Rename to...
204 (mips_function_arg_boundary): ...this.
205 (mips_expand_unaligned_load): Rename to...
206 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
207 and BITPOS arguments type "HOST_WIDE_INT".
208 (mips_expand_unaligned_store): Rename to...
209 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
210 and BITPOS arguments type "HOST_WIDE_INT".
211 (override_options): Rename to...
212 (mips_override_options): ...this.
213 (print_operand): Rename to...
214 (mips_print_operand): ...this.
215 (print_operand_address): Rename to...
216 (mips_print_operand_address): ...this.
217 (mips_output_ascii): Remove the PREFIX argument.
218 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
220 (mips_can_use_return_insn): Return a "bool" rather than an "int".
221 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
222 of "struct rtx_def *".
223 (mips_secondary_reload_class): Give the IN_P argument type "bool"
225 (build_mips16_call_stub): Delete.
226 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
227 (mips_use_ins_ext_p): Give the second and third arguments type
228 "HOST_WIDE_INT" rather than "rtx".
229 * config/mips/mips.h: Update after the above changes. Tweak comments
231 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
232 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
233 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
234 element type from "char" to "bool".
235 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
236 (mips_cpu_info_table): Delete.
237 * config/mips/mips.md: Update after the above changes. Tweak some
239 * config/mips/mips-ps-3d.md: Likewise.
240 * config/mips/mips.c: Tweak comments and formatting.
241 Use NULL-like macros rather than 0 in various places.
242 (mips_section_threshold): Rename to...
243 (mips_small_data_threshold): ...this and give it an unsigned type.
244 (num_source_filenames): Remove explicit initialization.
245 (sdb_label_count): Likewise.
246 (sym_lineno): Delete.
247 (set_noat): Make static.
248 (mips_branch_likely): Likewise, and give it type "bool".
249 (mips_isa_info): Rename to...
250 (mips_isa_option_info): ...this.
251 (mips_flag_delayed_branch): Rename to...
252 (mips_base_delayed_branch): ...this.
253 (mips_split_addresses): Delete.
254 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
255 element type from "char" to "bool".
256 (mips_regno_to_class): Add an explicit array size.
257 (mips16_flipper): Change from type "int" to type "bool".
258 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
259 (mips_tls_operand_p): Rename to...
260 (mips_tls_symbol_p): ...this.
261 (mips_global_symbol_p): Remove redundant "const".
262 (mips_offset_within_alignment_p): Simplify.
263 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
264 to STRICT_P and give it type bool.
265 (mips_valid_base_register_p): Likewise.
266 (mips_classify_address): Likewise.
267 (mips_legitimate_address_p): Likewise.
268 (mips16_unextended_reference_p): Take the offset as an
269 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
270 (mips_const_insns): Use IN_RANGE.
271 (mips_force_temporary): Remove an unnecessary copy_rtx.
272 (mips16_gp_pseudo_reg): Simplify.
273 (mips_split_symbol): Remove an unnecessary copy_rtx.
274 (mips_legitimize_tls_address): Only create registers if we need them.
275 (mips_legitimize_address): Use mips_split_plus.
276 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
277 variable COST to NUM_OPS.
278 (mips_legitimize_move): Use gen_lowpart.
279 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
280 (m16_check_op): Use IN_RANGE.
281 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
282 (mips_split_doubleword_move): Pass booleans to mips_subword.
283 (mips_output_move): Store the mode in a local variable.
284 Explicitly assert that this function does not deal with
285 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
286 cases more consistent.
287 (mips_relational_operand_ok_p): Rename to...
288 (mips_int_order_operand_ok_p): ...this.
289 (mips_canonicalize_comparison): Rename to...
290 (mips_canonicalize_int_order_test): ...this.
291 (mips_emit_int_relational): Rename to...
292 (mips_emit_int_order_test): ...this. Store the mode in a local
294 (mips_reverse_fp_cond_p): Rename to...
295 (mips_reversed_fp_cond): ...this.
296 (mips_emit_compare): Make the order of the statements more consistent.
297 (mips_emit_scc): Rename to...
298 (mips_expand_scc): ...this.
299 (gen_conditional_branch): Rename to...
300 (mips_expand_conditional_branch): ...this.
301 (gen_conditional_move): Rename to...
302 (mips_expand_conditional_move): ...this. Build the condition
303 separately from the main pattern.
304 (mips_gen_conditional_trap): Rename to...
305 (mips_expand_conditional_trap): ...this and take an rtx code instead
306 of an operands array. Simplify.
307 (init_cumulative_args): Rename to...
308 (mips_init_cumulative_args): ...this. Use memset rather than a
309 copy from a zeroed static. Use prototype_p and stdarg_p.
310 (mips_arg_info): Rename to...
311 (mips_get_arg_info): ...this and put the INFO argument first.
312 (function_arg): Rename to...
313 (mips_function_arg): ...this and use "rtx" instead of
314 "struct rtx_def *". Only split structures into chunks if
315 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
316 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
317 comparison with REAL_TYPE. Rename local variable REG to REGNO
318 and make it unsigned.
319 (function_arg_advance): Rename to...
320 (mips_function_arg_advance): ...this.
321 (function_arg_boundary): Rename to...
322 (mips_function_arg_boundary): ...this.
323 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
325 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
326 comparison with REAL_TYPE.
327 (mips_function_value): Remove the FUNC argument. Rename local
328 variable UNSIGNEDP to UNSIGNED_P.
329 (mips_return_in_memory): Use IN_RANGE.
330 (mips_setup_incoming_varargs): Pass a boolean rather than an int
331 to FUNCTION_ARG_ADVANCE.
332 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
333 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
334 SIZE and RSIZE if needed.
335 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
337 (build_mips16_function_stub): Rename to...
338 (mips16_build_function_stub): ...this.
339 (build_mips16_call_stub): Rename to...
340 (mips16_build_call_stub): ...this. Make static, and return a
341 "bool" rather than an "int". Rename the ARG_SIZE argument to
342 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
343 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
344 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
346 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
347 are not sibling ones.
348 (mips_emit_fcc_reload): Rename to...
349 (mips_expand_fcc_reload): ...this.
350 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
352 (mips_expand_unaligned_load): Rename to...
353 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
354 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
356 (mips_expand_unaligned_store): Rename to...
357 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
358 and BITPOS arguments type "HOST_WIDE_INT".
359 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
360 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
362 (mips_init_split_addresses): Replace with...
363 (mips_split_addresses_p): ...this new function.
364 (mips_init_relocs): Check mips_split_addresses_p () rather than
365 mips_split_addresses. Always initialize mips_split_p with booleans.
366 (print_operand_reloc): Rename to...
367 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
369 (print_operand): Rename to...
370 (mips_print_operand): ...this.
371 (print_operand_address): Rename to...
372 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
373 (mips_in_small_data_p): Simplify.
374 (mips_output_ascii): Remove the PREFIX argument and "register"
375 keywords. Use the STRING parameter directly and cast to
377 (mips16e_collect_argument_save_p): Use IN_RANGE.
378 (mips_function_has_gp_insn): Simplify.
379 (mips_set_return_address): Use BITSET_P.
380 (mips_restore_gp): Use a separate statement to pick the base
382 (mips_output_function_prologue): Use a local FRAME variable.
383 (mips_save_reg): Pass booleans to mips_subword.
384 (mips_expand_prologue): Use a local FRAME variable. Use
385 cprestore_size to detect when .cprestore is needed.
386 (mips_restore_reg): Use GP_REG_FIRST.
387 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
388 rather than "int". Use local FRAME and REGNO variables.
389 (mips_can_use_return_insn): Return a "bool" rather than an "int".
390 (mips_secondary_reload_class): Give the IN_P argument type "bool"
392 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
393 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
394 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
395 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
396 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
397 (builtin_description): Rename to...
398 (mips_builtin_description): ...this.
399 (mips_bdesc): Rename to...
400 (mips_ps_bdesc): ...this.
401 (sb1_bdesc): Rename to...
402 (mips_sb1_bdesc): ...this.
403 (dsp_bdesc): Rename to...
404 (mips_dsp_bdesc): ...this.
405 (dsp_32only_bdesc): Rename to...
406 (mips_dsp_32only_bdesc): ...this.
407 (bdesc_map): Rename to...
408 (mips_bdesc_map): ...this.
409 (bdesc_arrays): Rename to...
410 (mips_bdesc_arrays): ...this.
411 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
413 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
414 Rename local variables I and J to OPNO and ARGNO respectively.
415 Assert that the number of arguments is no more than the number of
417 (mips_expand_builtin_compare): Use an array of arguments rather
418 than an array of operands. Assert that the number of operands is
420 (add_constant): Rename to...
421 (mips16_add_constant): ...this. Use XNEW.
422 (dump_constants_1): Rename to...
423 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
424 (dump_constants): Rename to...
425 (mips16_emit_constants): ...this.
426 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
427 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
428 Assign mips16_p to was_mips16_p.
429 (mips_parse_cpu): Tweak warning message.
430 (override_options): Rename to...
431 (mips_override_options): ...this. Move the mips_cost initialization
432 out of the "shared with GAS" block. Quote option names in error
434 (mips_conditional_register_usage): Make local variable REGNO unsigned.
435 (mips_order_regs_for_local_alloc): Remove register keyword.
437 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
439 * system.h (IN_RANGE): Cast each argument individually.
441 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
443 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
444 MIPS16 code unless using o32 or o64.
446 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
448 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
449 for modes smaller than 4 bytes.
450 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
453 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
455 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
456 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
457 (ASM_OUTPUT_ALIGNED_BSS): Delete.
458 * config/mips/mips.c (mips_output_aligned_bss): Delete.
460 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
462 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
463 sibling calls to "mips16" functions if the function satisfies
464 const_call_insn_operand.
466 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
468 * config/mips/mips.c (mips_va_start): Fix types in calls
471 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
473 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
476 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
478 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
479 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
480 instead of checking mips_isa.
482 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
484 * doc/invoke.texi (-mpaired-single): Don't say that the option
485 requires 64-bit code.
486 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
487 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
488 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
489 V2SF if ISA_MIPS32R2.
490 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
491 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
492 to ISA_HAS_NMADD_NMSUB.
493 (mips_split_doubleword_move): Handle V2SF.
494 (mips_modes_tieable_p): New function.
495 (override_options): Report a warning rather than an error when
496 -mpaired-single is used on ISAs that don't support it; use
497 ISA_HAS_PAIRED_SINGLE to check that case.
498 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
499 and DF move splitters with a single MOVE64 splitter, thereby adding
501 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
502 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
503 (HALFMODE): Add V2SF.
504 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
505 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
506 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
507 (movv2sf_hardfloat_32bit): New pattern.
508 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
509 TARGET_DOUBLE_FLOAT conditions.
511 2007-10-20 Jakub Jelinek <jakub@redhat.com>
513 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
514 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
515 64-bit register in 64-bit libgcc.
517 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
519 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
520 * config/avr/avr.h (LINK_SPEC): Likewise.
521 (CRT_BINUTILS_SPECS): Likewsie.
522 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
524 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
526 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
527 and -Wfatal-errors together.
529 2007-10-20 Alan Modra <amodra@bigpond.net.au>
532 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
533 change for vrsave, ie restore after frame pop.
535 2007-10-19 David S. Miller <davem@davemloft.net>
537 * config/sparc/niagara2.md: Fix copyright notice.
539 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
541 PR tree-optimization/23820
542 PR tree-optimization/24309
543 PR tree-optimization/33766
544 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
545 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
546 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
547 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
548 * tree-loop-linear.c (perfect_loop_nest_depth): New.
549 (linear_transform_loops): Use perfect_loop_nest_depth.
550 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
551 should have a single condition: their exit.
553 2007-10-19 Richard Guenther <rguenther@suse.de>
557 * stor-layout.c (layout_type): Assert that aggregates do not
558 have their alias sets set.
559 * alias.c (get_alias_set): Return alias set zero for incomplete
560 types, return the alias set of the element for incomplete array
561 types, but do not remember these.
563 2007-10-19 Richard Guenther <rguenther@suse.de>
566 2007-10-19 Richard Guenther <rguenther@suse.de>
569 * tree.c (build_array_type): Do not re-layout unbound array
572 2007-10-19 Richard Guenther <rguenther@suse.de>
575 * tree.c (build_array_type): Do not re-layout unbound array
578 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
580 * config/mips/mips.c (mips_canonicalize_comparison): Check
581 mips_relational_operand_ok_p before trying to rewrite the test.
582 Only calculate PLUS_ONE if needed.
583 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
586 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
588 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
591 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
593 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
594 the call uses the incoming value of $2.
596 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
598 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
599 rather then gen_rtx_MEM.
600 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
602 (mips_set_return_address): Likewise.
603 (mips_restore_gp): Likewise.
605 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
607 * config/mips/mips.c (gpr_mode): Delete.
608 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
610 (mips_for_each_saved_reg): Likewise.
611 (mips_expand_prologue, mips_expand_epilogue): Likewise.
612 (override_options): Don't initialize gpr_mode.
613 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
615 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
617 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
619 (mips_class_max_nregs): Calculate the smallest consituent register
620 size and use that to determine an upper bound on the number of
623 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
625 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
627 (mips_expand_epilogue): ...here.
628 (mips_mdebug_abi_name): New function, split out from...
629 (mips_file_start): ...here.
630 (mips_hard_regno_mode_ok_p): New function, split out from...
631 (override_options): ...here.
632 (mips_expand_builtin_1): New function, split out from...
633 (mips_expand_buitin): ...here. Abort if we don't recognize
636 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
638 * config/mips/mips.c (build_mips16_function_stub): Load the
639 target address into $1 before transfering the arguments.
640 Don't use ".set noreorder".
641 (build_mips16_call_stub): Likewise.
643 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
645 * config/mips/mips.c (mips_output_32bit_xfer): New function.
646 (mips_output_64bit_xfer): Likewise.
647 (mips16_fp_args): Rename to...
648 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
649 with a DIRECTION argument. Use mips_output_32bit_xfer and
650 mips_output_64bit_xfer.
651 (build_mips16_function_stub): Update accordingly.
652 (mips16_fpret_double): Delete.
653 (build_mips16_call_stub): Update after above changes.
654 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
655 of mips16_fpret_double. Use GP_REG_RETURN.
657 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
659 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
660 use asm_out_file instead.
661 (build_mips16_function_stub): Likewise.
662 (build_mips16_call_stub, mips_output_function_prologue): Update
665 2007-10-18 David S. Miller <davem@davemloft.net>
667 Add Niagara-2 support.
668 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
669 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
670 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
671 (include): Add inclusion of niagara2.md
672 * config/sparc/sparc.c (niagara2_costs): New.
673 (sparc_override_options): Add niagara2 entry to cpu_default[]
674 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
675 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
676 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
677 (sparc_initialize_trampoline): Handle niagara2 like niagara.
678 (sparc64_initialize_trampoline): Likewise.
679 (sparc_use_sched_lookahead): Likewise.
680 (sparc_issue_rate): Likewise.
681 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
683 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
684 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
686 (PROCESSOR_NIAGARA2): New.
687 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
688 (BRANCH_COST): Likewise.
689 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
690 * config/sparc/sol2.h: Likewise.
691 * config/sparc/niagara2.md: New file.
693 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
695 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
697 (mips_compute_frame_info): Remove associated code.
698 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
700 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
702 * config/mips/mips-protos.h (compute_frame_size): Delete.
703 * config/mips/mips.h: Update comments.
704 * config/mips/mips.c (mips_frame_info): Remove initialized.
705 (compute_frame_size): Rename to...
706 (mips_compute_frame_info): ...this and make static. Remove the
707 SIZE argument and return no value. Remove the setting of initialized.
708 Update rest of file accordingly.
709 (mips_set_return_address): Don't call compute_frame_size.
710 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
711 Don't call compute_frame_size.
713 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
715 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
716 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
717 mips_hard_frame_pointer_required.
718 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
720 * config/mips/mips.c (mips_frame_pointer_required): New function.
722 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
724 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
725 and hard_frame_pointer_offset.
726 (mips_debugger_offset): Use hard_frame_pointer_offset.
727 (mips16e_collect_argument_save_p): Likewise.
728 (compute_frame_size): Initialize arg_pointer_offset and
729 hard_frame_pointer_offset.
730 (mips_initial_elimination_offset): Use them.
731 (mips_output_function_prologue): Use hard_frame_pointer_offset.
732 (mips_expand_prologue, mips_expand_epilogue): Likewise.
734 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
736 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
738 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
739 "unsigned int" rather than "int" and put them with the other
740 register-related fields. Put expanded comments above fields
741 rather than to their right.
742 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
743 with a NUM_REGS_PTR argument.
744 (mips16e_save_restore_pattern_p): Update accordingly.
745 (compute_frame_size): Clarify frame diagram. Rewrite.
747 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
749 * config/mips/mips-ftypes.def: New file.
750 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
751 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
752 (mips_function_type): Redefine using mips-ftypes.def.
753 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
754 (mips_builtin_vector_type): New function.
755 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
756 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
757 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
758 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
760 (mips_build_function_type): New function.
761 (mips_init_builtins): Use it to create types lazily.
763 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
765 * config/mips/mips.h (set_volatile): Delete.
766 * config/mips/mips.c (set_volatile): Delete.
767 (mips_print_operand_punctuation): New function, split out from
768 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
769 Use the same character ordering in the code and the comments.
770 Use a recursive call to handle '*'. Abort on unknown characters.
771 (mips_init_print_operand_punct): New function, split out from
773 (mips_print_int_branch_condition): New function, split out from
774 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
775 to report unexpected codes.
776 (mips_print_float_branch_condition): New function, split out from
777 print_operand. Use output_operand_lossage to report unexpected codes.
778 (print_operand): Rework to use a case statement. Use the
779 same letter ordering in the code and the comments. Use
780 output_operand_lossage to report unexpected codes and
781 reverse_condition to handle inverted branch conditions.
782 (override_options): Use mips_init_print_operand_punct.
784 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
786 * config/mips/mips.h: Move variable declarations to end of file and
787 enclose them all in #ifndef USED_FOR_TARGET.
788 * config/mips/mips.c: Reorder functions into more logical groups,
789 and so that callees appear before callers. Put the targetm
790 initializer at the end of the file. Remove forward static
791 declarations where possible.
792 (mips_init_builtins): Add "static" to definition.
793 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
795 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
797 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
798 (TARGET_MAX_ANCHOR_OFFSET): Delete.
799 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
800 (mips_set_mips16_mode): Initialize min_anchor_offset and
801 max_anchor_offset directly to constants.
803 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
805 * config/mips/mips.c: Delete trailing whitespace.
807 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
809 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
810 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
812 * config/mips/mips.md (load_call<mode>): Don't make the unspec
813 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
815 2007-10-18 David Daney <ddaney@avtrex.com>
817 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
818 reg_offset variable to calculate register locations.
820 2007-10-18 Richard Guenther <rguenther@suse.de>
822 * tree-ssa.c (uid_ssaname_map_eq): New function.
823 (uid_ssaname_map_has): Likewise.
824 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
825 * tree-flow.h (struct gimple_df): Make default_defs a
827 * tree-dfa.c (gimple_default_def): Deal with it.
828 (set_default_def): Likewise.
830 2007-10-18 Richard Guenther <rguenther@suse.de>
832 * tree-flow.h (struct gimple_df): Make referenced_vars
834 (uid_decl_map_eq): Declare.
835 (uid_decl_map_hash): Likewise.
836 * tree-ssa.c (uid_decl_map_eq): New function.
837 (uid_decl_map_hash): Likewise.
838 (init_tree_ssa): Make referenced_vars a uid_decl_map.
839 * tree-flow-inline.h (first_referenced_var): Deal with
840 the referenced_vars representation change.
841 (next_referenced_var): Likewise.
842 * tree-dfa.c (referenced_var_lookup): Likewise.
843 (referenced_var_check_and_insert): Likewise.
844 (remove_referenced_var): Likewise.
846 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
848 * config/mips/mips.c (mips_dwarf_register_span): New.
849 (TARGET_DWARF_REGISTER_SPAN): Define.
851 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
853 * config.gcc : update score-*-elf(extra_objs).
854 * config/score/mac.md : Remove.
855 * config/score/misc.md : Remove.
856 * config/score/score7.md : Remove.
857 * config/score/score-mdaux.h : Remove.
858 * config/score/score-mdaux.c : Remove.
859 * config/score/score-version.h : Remove.
860 * config/score/score-generic.md : New.
861 * config/score/score3.h : New.
862 * config/score/score3.c : New.
863 * config/score/score7.h : New.
864 * config/score/score7.c : New.
865 * config/score/mul-div.S : add flush_cache score3 support.
866 * config/score/elf.h : Fix some typos.
867 * config/score/score.md : merge score3 and score7 pattern.
868 * config/score/score.c : use to seperate which target it used.
869 * config/score/score.h : use to seperate the target macro.
870 * config/score/score.opt : remove -mmac option , add -mscore3,
871 -mscore3d and -march OPTION support.
873 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
875 * cfgexpand.c (expand_stack_vars): Add checking to make sure
876 that the offset of a variable is not greater than the size
879 2007-10-17 Anatoly Sokolov <aesok@post.ru>
881 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
882 atmega88p, atmega168p and atmega328p devices.
883 * config/avr/avr.h (LINK_SPEC): (Ditto.).
884 (CRT_BINUTILS_SPECS): (Ditto.).
885 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
887 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
889 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
891 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
892 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
893 (print_insn): Move declaration to ...
894 * rtl.h (print_insn): ... here.
896 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
898 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
899 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
900 m68k_sched_branch_type): Move declarations to ...
901 * config/m68/m68k-protos.h: ... here.
903 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
905 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
907 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
909 * config/avr/avr.c (avr_mcu_types): Add attiny48.
910 * config/avr/avr.h (LINK_SPEC): Likewise.
911 (CRT_BINUTILS_SPECS): Likewsie.
912 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
914 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
916 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
917 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
918 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
920 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
923 * reg-stack.c (move_for_stack_reg): Swap input argument of
924 UNSPEC_TAN insn to the top of the stack.
926 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
929 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
930 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
931 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
932 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
933 immediate shift value.
934 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
935 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
936 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
937 Remove macros for !__OPTIMIZE__ case.
939 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
941 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
943 (perform_var_substitution): Only DFS from real nodes. Don't test
945 (unite_pointer_equivalences): Fix broken test.
947 2007-10-17 Alan Modra <amodra@bigpond.net.au>
949 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
950 altivec sp_offset. Rearrange sp_offset assignments to
951 correspond to stack adjustments. Use frame_reg_rtx for
952 SPE register restores. Correct SPE stack adjustment.
954 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
956 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
957 * toplev.c (check_global_declaration_1): Use appropriate warning
958 option instead of unnamed warning.
959 * stor-layout.c (layout_decl): Likewise.
960 * c-typeck.c (build_conditional_expr): Likewise.
961 (build_compound_expr): Fix wrong comment.
962 (build_binary_op): Use appropriate warning option instead of
964 * cfgexpand.c (tree_expand_cfg): Likewise.
965 * tree-optimize.c (tree_rest_of_compilation): Likewise.
966 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
967 (execute_warn_function_return): Likewise.
968 * stmt.c (warn_if_unused_value): Likewise.
970 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
972 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
973 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
975 (CRT_BINUTILS_SPECS): Likewsie.
976 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
978 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
981 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
983 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
985 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
986 (fini_dce): Only release them for the fast pass.
987 (end_ud_dce): Delete.
988 (rest_of_handle_ud_dce): Do not modify df_in_progress.
989 Call fini_dce instead of end_ud_dce.
990 (rest_of_handle_fast_dce): Do not modify df_in_progress.
991 (run_fast_df_dce): Reset df_in_progress to false on exit.
993 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
994 Maxim Kuvyrkov <maxim@codesourcery.com>
996 * target.h (unspec_may_trap_p): New target hook.
997 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
998 * targhooks.c (default_unspec_may_trap_p): Default implementation of
1000 * targhooks.h (default_unspec_may_trap_p): Declare it.
1001 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
1002 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
1003 * rtl.h (may_trap_p_1): Declare.
1005 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
1006 override default hook implementation.
1007 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
1010 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1012 * doc/invoke.texi (Wextra): Move it just after Wall, list the
1013 options enabled by Wextra and mention Wuninitialized.
1015 2007-10-15 Nigel Stephens <nigel@mips.com>
1017 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
1019 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1021 PR tree-optimization/33136
1022 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
1024 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1026 PR tree-optimization/33735
1027 PR tree-optimization/33572
1028 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
1029 2007-10-09's change.
1030 * except.c (duplicate_eh_regions): Don't look for prev_try
1031 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
1033 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1036 * tree-inline.c (copy_bb): Use bsi_replace to replace a
1037 __builtin_va_arg_pack-containing call stmt.
1039 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
1041 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
1044 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1046 PR tree-optimization/33619
1047 * tree-ssa-ter.c (is_replaceable_p): Return false for all
1050 2007-10-15 David Edelsohn <edelsohn@gnu.org>
1052 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
1054 2007-10-15 Richard Guenther <rguenther@suse.de>
1056 * fold-const.c (extract_array_ref): Remove.
1057 (fold_comparison): Handle POINTER_PLUS_EXPR with the
1058 generic address expression comparison folding. Remove
1059 the folding that used extract_array_ref.
1061 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1064 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
1065 speculation type of insn can be changed before trying to do that.
1067 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
1069 * dse.c (struct insn_info): Add 'frame_read' field.
1070 (scan_insn): For the call to a const function, set frame_read if
1071 reload has been run.
1072 If the insn reads the frame, kill the frame related stores.
1073 (scan_reads_nospill): Likewise.
1075 2007-10-14 Jason Merrill <jason@redhat.com>
1077 * tree-eh.c (optimize_double_finally): Don't assume that the
1078 cleanup we're duplicating is only one statement.
1080 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
1082 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
1083 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
1084 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
1085 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
1086 tree-vect-transform.c: Fix comment typos.
1087 * doc/extend.texi: Fix a typo.
1089 * c-common.h: Remove the prototype for c_expand_body.
1090 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
1091 * tree.h: Remove the prototype for fold_build_call_expr.
1093 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
1095 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
1097 2007-10-13 David Edelsohn <edelsohn@gnu.org>
1099 * config/rs6000/aix53.h: New file.
1100 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
1101 (TARGET_ALTIVEC_ABI): Same.
1102 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
1103 (TARGET_ALTIVEC_ABI): Delete.
1104 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
1105 stanza defaulting to aix5.3.
1107 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1109 * config/i386/i386.md (SI_REG, DI_REG): New constants.
1110 (strmov): Use defined constants.
1111 (cmpstrnsi): Likewise.
1112 * config/i386/i386.c (decide_alg): Use defined constants.
1113 (ix86_expand_strlen): Likewise.
1115 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
1117 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
1118 * var-tracking.c (micro_operation_def): Update comment on u.loc.
1119 (mode_for_reg_attrs, var_lowpart): New functions.
1120 (add_uses): Consider recording a lowpart of LOC for MO_USE.
1121 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
1122 or copy is known, set LOC to the SET that performs the set, instead
1124 (find_src_status, find_src_set_src): Remove LOC parameter.
1125 Replace INSN with the source value.
1126 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
1127 handling MO_SET and MO_COPY. Update the calls to find_src_status
1128 and find_src_set_src.
1130 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1133 * config/i386/i386.md (strmov): Check for esi and edi usage.
1134 * config/i386/i386.c (decide_alg): Check whether we can use a
1135 rep prefix and adjust algorithm choice accordingly.
1136 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
1138 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1140 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
1142 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1144 * global.c (build_insn_chain): Formatting fixes.
1146 2007-10-12 Richard Guenther <rguenther@suse.de>
1148 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
1149 combining both operands require either both have single uses
1150 or combining to a constant.
1152 2007-10-12 Richard Guenther <rguenther@suse.de>
1155 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
1156 a rhs with side-effects or which is a load.
1157 (forward_propagate_into_cond): Also try combining both operands.
1159 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
1161 PR tree-optimization/33742
1162 * tree-vect-transform.c (vectorizable_operation): Return false
1163 if get_vectype_for_scalar_type for scalar_dest can't be determined.
1164 (vectorizable_call): Same for rhs_type and lhs_type.
1166 2007-10-12 Jakub Jelinek <jakub@redhat.com>
1168 PR tree-optimization/33645
1169 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
1170 pass it to walk_tree.
1171 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
1172 When calling set_is_used on a VAR_DECL, if data is not NULL and
1173 its DECL_UID is in the bitmap, call mark_all_vars_used on its
1174 DECL_INITIAL after clearing the bit in bitmap.
1175 (remove_unused_locals): Adjust mark_all_vars_used callers.
1176 Instead of removing unused global vars from unexpanded_var_list
1177 immediately record them in bitmap, call mark_all_vars_used on
1178 all used global vars from unexpanded_var_list and only purge
1179 global vars that weren't found used even during that step.
1181 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1183 * gthr-posix.h (__gthread_active_init): Create detached instead of
1184 joinable thread when testing whether threads are active on hppa-hpux.
1185 * gthr-posix95.h (__gthread_active_init): Likewise.
1187 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1190 * global.c (build_insn_chain): Include insn that occur between
1193 2007-10-11 Tom Tromey <tromey@redhat.com>
1195 * gengtype-yacc.y: Delete.
1197 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
1199 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
1200 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
1201 function_value_32, function_value_64, function_value_ms_64,
1202 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
1203 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
1206 2007-10-11 Richard Guenther <rguenther@suse.de>
1208 * gcse.c (hash_scan_set): If the next nonnote insn is in
1209 a different basic block insert the set.
1211 2007-10-11 Richard Guenther <rguenther@suse.de>
1214 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
1215 (verify_gimple_expr): Use it to verify pointer-to types for
1218 2007-10-11 Richard Guenther <rguenther@suse.de>
1221 * c-typeck.c (build_array_ref): Do not strip qualifiers from
1222 the array element type.
1224 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1226 PR rtl-optimization/33638
1227 * dse.c (struct insn_info): Remove 'stack_read' field,
1228 add 'stack_pointer_based' field.
1229 (record_store): For a store with non-constant base, record
1230 whether it is stack pointer based.
1231 (scan_insn): For the call to a const function, remove stack
1232 pointer based stores from the list of local active stores.
1233 (scan_reads_nospill): Delete code dealing with const functions.
1235 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
1237 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
1239 (conflict_p, set_conflict, set_conflicts): Likewise.
1240 * global.c (global_alloc): Likewise.
1241 * ra.h: Update prototypes.
1243 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
1245 * opth-gen.awk: Fixed generation of comment stating the origin
1248 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
1251 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1252 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1253 and '%}', respectively.
1256 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1257 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1258 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1260 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1264 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1265 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1266 syntax for ASSEMBLER_DIALECT.
1267 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1269 2007-10-10 Revital Eres <eres@il.ibm.com>
1271 * modulo-sched.c (check_nodes_order): Dump the final order of
1273 (get_sched_window): Add dump info.
1274 (calculate_order_params): Dump order params of the nodes.
1276 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1279 * ra-conflict.c (record_one_conflict_between_regnos,
1280 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
1281 (global_conflicts): Enhanced incorrect check.
1283 2007-10-09 Geoffrey Keating <geoffk@apple.com>
1285 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
1286 if flag_exceptions is not set.
1287 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
1288 assemble_name rather than incorrectly emulating it.
1290 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
1291 friends are removed from G++.
1293 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1295 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
1296 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
1297 enabling them is redundant. Don't check two times for
1300 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
1302 * ra-conflict.c (record_one_conflict_between_regnos): Revert
1304 (set_conflicts_for_earlyclobber): Likewise.
1305 (global_conflicts): Likewise.
1307 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1309 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1310 and '%}', respectively.
1312 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1314 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1315 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1317 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1320 2007-10-09 Richard Guenther <rguenther@suse.de>
1323 * gimplify.c (canonicalize_component_ref): Honor qualifiers
1324 of referenced structure and component.
1326 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1329 * ra-conflict.c (record_one_conflict_between_regnos,
1330 set_conflicts_for_earlyclobber, global_conflicts): Improved
1332 (global_conflicts): Removed incorrect check.
1334 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1336 PR tree-optimization/33615
1337 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
1338 if the statement might throw. Fix formatting.
1340 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1342 PR tree-optimization/33615
1343 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
1344 if the rhs might throw.
1346 2007-10-09 Jan Hubicka <jh@suse.cz>
1348 * invoke.texi (align-threshold, align-loop-iterations): Document.
1349 * final.c: Include cfgloop.h, params.h
1350 (compute_alignments): Dump decisions and compare them with loop
1351 structure; honor given parameters.
1352 (pass_compute_alignments): New dump file.
1353 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
1354 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
1356 2007-10-09 James E. Wilson <wilson@specifix.com>
1358 PR tree-optimization/33655
1360 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
1361 convert it to bitsizetype before size_binop call.
1363 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1365 PR tree-optimization/33572
1366 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
1367 the absence of a corresponding edge from the exit block.
1369 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1372 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
1374 (sra_build_assignment): Likewise. Set up mask depending on
1375 precision, not type.
1376 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
1377 computing bit masks.
1378 (sra_build_elt_assignment): Don't view-convert from signed to
1380 (sra_explode_bitfield_assignment): Use bit-field type if
1381 possible. Use BYTES_BIG_ENDIAN.
1383 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
1386 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
1387 the original stmt can throw.
1388 (sra_build_bf_assignment): Fix type mismatch when applying negated
1391 2007-10-08 Geoffrey Keating <geoffk@apple.com>
1393 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
1394 '#pragma mark' to be executed at preprocessing time.
1396 2007-10-08 Ollie Wild <aaw@google.com>
1398 * varasm.c (compare_constant): Removed call to
1399 lang_hooks.expand_constant.
1400 (copy_constants): Removed call to lang_hooks.expand_constant.
1401 (compute_reloc_for_constant): Removed call to
1402 lang_hooks.expand_constant.
1403 (output_addressed_constants): Removed call to
1404 lang_hooks.expand_constant.
1405 (constructor_static_from_elts_p): Removed call to
1406 lang_hooks.expand_constant.
1407 (output_constant): Removed calls to lang_hooks.expand_constant.
1408 * langhooks.h (struct lang_hooks): Removed field expand_constant.
1409 * langhooks-def.h (lhd_return_tree): Removed.
1410 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
1411 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
1412 * langhooks.c (lhd_return_tree): Removed.
1414 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
1416 * combine.c (setup_incoming_promotions): Ensure that
1417 arguments that have not undergone mode promotions do not
1418 incorrectly get marked as being sign- or zero-extended.
1420 2007-10-08 Richard Guenther <rguenther@suse.de>
1425 * fold-const.c (fold_binary): Use correct types in folding
1426 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
1427 and building of RROTATE_EXPR.
1429 2007-10-08 Richard Guenther <rguenther@suse.de>
1434 * fold-const.c (fold_binary): Use the correct types when
1435 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
1436 (fold_binary): Use the correct types when folding
1437 (-A) - B to (-B) - A.
1438 (fold_unary): Use the correct types when folding ~(X).
1440 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1442 * doc/invoke.texi (Wall): fix formatting issues.
1444 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
1446 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
1447 truncated shift counts.
1449 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1451 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1452 syntax for ASSEMBLER_DIALECT.
1453 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1455 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1456 Nathan Froyd <froydnj@codesourcery.com>
1458 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
1459 when determining whether to record INCOMING_RETURN_ADDR_RTX.
1461 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1464 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1466 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1467 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1468 the function, temporarily point the debug interface to the null one.
1470 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
1472 PR tree-optimization/33655
1474 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
1477 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
1479 PR tree-optimization/33572
1480 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
1481 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
1482 (update_ssa_across_abnormal_edges): ... this. Set slots in the
1484 (copy_edges_for_bb): Handle nonlocal label edges.
1485 (make_nonlocal_label_edges): Deleted.
1486 (optimize_inline_calls): Don't call it.
1488 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
1490 * gthr-single.h: Revert last change.
1492 2007-10-05 Michael Matz <matz@suse.de>
1495 * lower-subreg.c (decompose_multiword_subregs): Use
1496 validate_unshare_change().
1498 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
1500 * ra-conflict.c: Include "sparseset.h".
1501 (conflicts): Change to HOST_WIDEST_FAST_INT.
1502 (allocnos_live): Redefine variable as a sparseset.
1503 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE): Delete macros.
1504 (allocno_row_words): Removed global variable.
1505 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
1506 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
1507 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
1508 (record_one_conflict_between_regnos): Cache allocno values and reuse.
1510 (record_one_conflict): Update uses of allocnos_live to use
1511 the sparseset routines. Use set_conflicts_p.
1512 (mark_reg_store): Likewise.
1513 (set_reg_in_live): Likewise.
1514 (global_conflicts): Update uses of allocnos_live.
1515 Use the new adjacency list to visit an allocno's neighbors
1516 rather than iterating over all possible allocnos.
1517 Call set_conflicts_p to setup conflicts rather than adding
1519 * global.c: Comments updated.
1520 (CONFLICTP): Delete define.
1521 (regno_compare): New function. Add prototype.
1522 (global_alloc): Sort the allocno to regno mapping according to
1523 which basic blocks the regnos are referenced in. Modify the
1524 conflict bit matrix to a compressed triangular bitmatrix.
1525 Only allocate the conflict bit matrix and adjacency lists if
1526 we are actually going to allocate something.
1527 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
1528 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
1529 allocno's neighbors rather than iterating over all possible allocnos.
1530 (mirror_conflicts): Removed function.
1531 (dump_conflicts): Iterate over regnos rather than allocnos so
1532 that all dump output will be sorted by regno number.
1533 Use the FOR_EACH_CONFLICT macro.
1534 * ra.h: Comments updated.
1535 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
1536 (partial_bitnum, max_bitnum, adjacency, adjacency_pool): Add prototypes.
1537 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
1538 (adjacency_list_d, adjacency_iterator_d): New types.
1539 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
1540 adjacency_iter_next, regno_basic_block): New static inline functions.
1541 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
1542 (conflict_p): Add function prototype.
1543 * sparseset.h, sparseset.c: New files.
1544 * Makefile.in (OBJS-common): Add sparseset.o.
1545 (sparseset.o): New rule.
1547 2007-10-05 Richard Guenther <rguenther@suse.de>
1550 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
1553 2007-10-05 Michael Matz <matz@suse.de>
1556 * function.c (match_asm_constraints_1): Check for input
1557 being used in the outputs.
1559 2007-10-05 Richard Guenther <rguenther@suse.de>
1561 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
1563 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
1566 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
1567 subset checks. Make the cost of FPR -> FPR moves depend on
1568 mips_mode_ok_for_mov_fmt_p.
1570 2007-10-04 Doug Kwan <dougkwan@google.com>
1572 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
1573 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1574 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
1575 support of conditional variables.
1576 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
1577 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1578 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
1579 support of conditional variables.
1580 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
1581 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1582 conditional variables.
1583 * gthr.h: Update comments to document new interface.
1585 2007-10-04 Geoffrey Keating <geoffk@apple.com>
1587 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
1590 2007-10-04 Anatoly Sokolov <aesok@post.ru>
1592 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
1594 2007-10-04 Richard Guenther <rguenther@suse.de>
1597 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
1598 does not need to be of INTEGER_TYPE.
1599 (verify_gimple_2): New function split out from ...
1600 (verify_gimple_1): ... here. ICE if there was an error during
1603 2007-10-04 Michael Matz <matz@suse.de>
1605 PR rtl-optimization/33653
1606 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
1607 * dse.c (scan_insn): Same.
1609 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
1611 * config.gcc: Remove USE_GAS for m68k targets.
1613 2007-10-04 Richard Guenther <rguenther@suse.de>
1615 PR tree-optimization/33627
1616 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
1617 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
1619 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
1620 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
1622 2007-10-04 Anatoly Sokolov <aesok@post.ru>
1624 * config/avr/avr.c (commands_in_file, commands_in_prologues,
1625 commands_in_epilogues): Remove variables.
1626 (avr_file_start): Remove unneded initializations of commands_in_file,
1627 commands_in_prologues and commands_in_epilogues variables.
1628 (avr_file_end): Remove dead code.
1630 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
1632 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
1633 MOTOROLA is to true.
1635 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
1638 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
1639 (mips_split_doubleword_move): ...this.
1640 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
1641 use natural endianness for multi-format FPR values.
1642 (mips_split_64bit_move): Rename to...
1643 (mips_split_doubleword_move): ...this and extend to 64-bit words.
1644 Use move_doubleword_fpr* patterns for moves involving FPRs.
1645 (mips_save_reg): Update the call to mips_split_64bit_move.
1646 (mips_secondary_reload_class): Return NO_REGS for any reload of a
1647 nonzero constant into an FPR if the constant can be forced to memory.
1648 * config/mips/mips.md: Update the splitter calls to
1649 mips_split_64bit_move.
1650 (UNSPEC_LOAD_DF_LOW): Rename to...
1651 (UNSPEC_LOAD_LOW): ...this.
1652 (UNSPEC_LOAD_DF_HIGH): Rename to...
1653 (UNSPEC_LOAD_HIGH): ...this.
1654 (UNSPEC_STORE_DF_HIGH): Rename to...
1655 (UNSPEC_STORE_WORD): ...this.
1656 (SPLITF): New mode iterator.
1657 (HALFMODE): New mode attribute.
1658 (movtf): New expander.
1659 (*movtf_internal): New define_insn_and_split.
1660 (move_doubleword_fpr<mode>): New expander.
1661 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
1663 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
1664 (mfhc1<mode>): ...these more general patterns.
1666 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1668 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
1670 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1672 * gcse.c (hash_scan_set): Insert set in insn before note at
1673 the end of basic block.
1675 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
1677 PR tree-optimization/33576
1678 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
1679 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
1680 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
1681 (remove_iv): Declared.
1682 * lambda-code.c (remove_iv): Not static.
1683 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
1684 Don't remove ivs there, save ivs in the buffer.
1686 2007-10-03 Jason Merrill <jason@redhat.com>
1689 * tree-eh.c (same_handler_p): New fn.
1690 (optimize_double_finally): New fn.
1691 (refactor_eh_r): New fn.
1692 (refactor_eh): New fn.
1693 (pass_refactor_eh): New pass.
1694 * tree-pass.h: Declare it.
1695 * passes.c (init_optimization_passes): Add it.
1697 2007-10-03 Doug Kwan <dougkwan@google.com>
1698 Richard Guenther <rguenther@suse.de>
1701 * dwarf2out.c (reference_to_unused): Disable sanity checking,
1702 be conservative instead.
1704 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1707 * doc/invoke.texi (-fwhole-program): Document that Fortran
1708 doesn't support this option.
1710 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
1713 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
1716 2007-10-02 David Daney <ddaney@avtrex.com>
1718 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
1719 against constant zero.
1720 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
1723 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
1725 * ra-conflict.c: New file.
1727 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
1728 usage to DF_LIVE usage.
1729 (reload): Remove reference to df_get_live_top.
1730 * rtlanal.c (subreg_nregs_with_regno): New function.
1731 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
1732 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
1733 (df_has_eh_preds): Removed.
1734 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
1735 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
1737 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
1738 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
1739 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
1740 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
1741 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
1742 (global_alloc): Turn off rescanning insns after call to
1743 global_conflicts and added call to set_preferences.
1744 (global_conflicts): Moved to ra-alloc.c.
1745 (set_preferences_1, set_preferences): New function.
1746 (mirror_conflicts): Changed types for various variables.
1747 (mark_elimination): Change DF_RA_LIVE
1748 usage to DF_LIVE usage.
1749 (build_insn_chain): Rewritten from scratch and made local.
1750 (print_insn_chain, print_insn_chains): New functions.
1751 (dump_conflicts): Do not print conflicts for fixed_regs.
1752 (rest_of_handle_global_alloc): Turn off insn rescanning.
1753 * hard-reg-set.h: Fixed comment.
1754 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
1755 usage to DF_LIVE usage and delete refs to TOP sets.
1756 (block_alloc): Mark regs as live if they are in the artificial
1757 defs at top of block.
1758 (find_stack_regs): New function.
1759 (rest_of_handle_local_alloc): Changed urec problem to live
1760 problem and do not turn off df rescanning.
1761 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
1762 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
1763 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
1764 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
1765 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
1766 fields in df_ref_flags. The rest have been renumbered.
1767 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
1769 * rtl.h (subreg_nregs_with_regno): New function.
1770 * df-problems.c: (df_get_live_out, df_get_live_in,
1771 df_get_live_top): Removed reference to DF_RA_LIVE.
1772 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
1773 df_live_alloc, df_live_reset, df_live_local_finalize,
1774 df_live_free): Make top set only if different from in set.
1775 (df_lr_top_dump, df_live_top_dump): Only print top set if
1776 different from in set.
1777 (df_lr_bb_local_compute): Removed unnecessary check.
1778 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
1779 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
1780 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
1781 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
1782 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
1783 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
1784 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
1785 df_urec_add_problem): Removed.
1786 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
1788 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
1789 * basic_block.h (bb_has_abnormal_pred): New function.
1790 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
1791 usage to DF_LIVE usage.
1793 2007-10-02 Revital Eres <eres@il.ibm.com>
1795 * config/rs6000/predicates.md (easy_vector_constant): Return false
1796 for 750CL paired vectors.
1797 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
1799 (vec_initv2sf): Add new description.
1800 (vconcatsf): Likewise.
1801 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
1802 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
1804 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
1806 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
1807 sinking the last stmt in a BB.
1809 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
1812 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
1813 (sra_hash_tree): Handle BIT_FIELD_REFs.
1814 (sra_elt_hash): Don't hash bitfld blocks.
1815 (sra_elt_eq): Skip them in parent compares as well. Handle
1817 (build_element_name_1): Handle BIT_FIELD_REFs.
1818 (instantiate_element): Propagate nowarn from parents. Create
1819 BIT_FIELD_REF for variables that are widened by scalarization.
1820 Gimple-zero-initialize all bit-field variables that are not
1821 part of parameters that are going to be scalarized on entry.
1822 (instantiate_missing_elements_1): Return the sra_elt.
1823 (canon_type_for_field): New.
1824 (try_instantiate_multiple_fields): New. Infer widest possible
1825 access mode from decl or member type, but clip it at word
1826 size, and only widen it if a field crosses an alignment
1828 (instantiate_missing_elements): Use them.
1829 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1830 (scalar_bitfield_p): New.
1831 (sra_build_assignment): Optimize assignments from scalarizable
1832 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
1835 (sra_build_bf_assignment): New. Optimize assignments to
1836 scalarizable BIT_FIELD_REFs.
1837 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
1838 assignments to full variables.
1839 (generate_copy_inout): Use the new macros and functions.
1840 (generate_element_copy): Likewise. Handle bitfld differences.
1841 (generate_element_zero): Don't recurse for blocks. Use
1842 sra_build_elt_assignment.
1843 (generate_one_element_init): Take elt instead of var. Use
1844 sra_build_elt_assignment.
1845 (generate_element_init_1): Adjust.
1846 (bitfield_overlap_info): New struct.
1847 (bitfield_overlaps_p): New.
1848 (sra_explode_bitfield_assignment): New. Adjust widened
1849 variables to account for endianness.
1850 (sra_sync_for_bitfield_assignment): New.
1851 (scalarize_use): Re-expand assignment to/from scalarized
1852 BIT_FIELD_REFs. Explode or sync needed members for
1853 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
1854 (scalarize_copy): Use REPLDUP.
1855 (scalarize_ldst): Move assert before dereference. Adjust EH
1857 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1859 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
1861 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
1862 Rename CR_* constants to CMP_*. Fix spacing.
1864 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1867 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
1868 to be processed with the special script doc/install.texi2html.
1870 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1872 * doc/invoke.texi (Wall): List the options enabled by Wall.
1873 (Wstrict-aliasing): Add missing @option.
1875 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
1877 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
1878 rather than gen_lowpart to change a register from DImode to DFmode.
1879 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
1880 both FROM and TO are integer modes that are no bigger than 4 bytes.
1881 (mips_mode_ok_for_mov_fmt_p): New function.
1882 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
1883 (mips_secondary_reload_class): Tweak formatting and comments.
1884 Use reg_class_subset_p instead of direct comparisons with
1885 classes. Only allow direct FPR<->FPR moves for modes that
1886 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
1887 for 4- and 8-byte types. Handle reloads in which X is an FPR.
1888 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
1889 (*movdi_64bit): Likewise.
1890 (*movsi_internal): Likewise.
1891 (*movhi_internal): Likewise.
1892 (*movqi_internal): Likewise.
1894 2007-09-30 Diego Novillo <dnovillo@google.com>
1897 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
1900 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
1902 PR tree-optimization/33597
1903 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
1904 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
1906 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
1908 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
1909 instead of variants of (!reload_in_progress && !reload_completed).
1910 (x86_expand_vector_move): Ditto.
1912 2007-09-28 Ollie Wild <aaw@google.com>
1915 2007-09-27 Ollie Wild <aaw@google.com>
1917 * varasm.c (compare_constant): Removed call to
1918 lang_hooks.expand_constant.
1919 (copy_constants): Removed call to lang_hooks.expand_constant.
1920 (compute_reloc_for_constant): Removed call to
1921 lang_hooks.expand_constant.
1922 (output_addressed_constants): Removed call to
1923 lang_hooks.expand_constant.
1924 (constructor_static_from_elts_p): Removed call to
1925 lang_hooks.expand_constant.
1926 (output_constant): Removed calls to lang_hooks.expand_constant.
1927 * langhooks.h (struct lang_hooks): Removed field expand_constant.
1928 * langhooks-def.h (lhd_return_tree): Removed.
1929 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
1930 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
1931 * langhooks.c (lhd_return_tree): Removed.
1933 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1936 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
1937 argument to gen_selb.
1939 2007-09-28 Chao-ying Fu <fu@mips.com>
1941 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
1942 * doc/libgcc.texi (Fixed-point fractional library routines):
1943 Fix typos for neg and cmp functions.
1945 2007-09-28 Michael Matz <matz@suse.de>
1947 PR rtl-optimization/33552
1948 * function.c (match_asm_constraints_1): Check for overlap in
1949 inputs and replace all occurences.
1951 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
1953 * config/mips/mips.c (override_options): Fix comment typo.
1955 2007-09-28 Jie Zhang <jie.zhang@analog.com>
1957 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
1958 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
1959 * config/bfin/t-bfin-linux (crti.o): Don't build.
1961 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
1962 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
1964 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
1966 2007-09-27 Ollie Wild <aaw@google.com>
1968 * varasm.c (compare_constant): Removed call to
1969 lang_hooks.expand_constant.
1970 (copy_constants): Removed call to lang_hooks.expand_constant.
1971 (compute_reloc_for_constant): Removed call to
1972 lang_hooks.expand_constant.
1973 (output_addressed_constants): Removed call to
1974 lang_hooks.expand_constant.
1975 (constructor_static_from_elts_p): Removed call to
1976 lang_hooks.expand_constant.
1977 (output_constant): Removed calls to lang_hooks.expand_constant.
1978 * langhooks.h (struct lang_hooks): Removed field expand_constant.
1979 * langhooks-def.h (lhd_return_tree): Removed.
1980 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
1981 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
1982 * langhooks.c (lhd_return_tree): Removed.
1984 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1987 * expr.c (emit_group_load_1): Split constant double when destination
1988 length is half source length.
1990 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
1992 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
1993 (mips_cpu_info): Add tune_flags.
1994 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
1995 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
1997 (override_options): Remove deprecation code. Use branch-likely
1998 instructions for optimize_size or if the tuning flags do not
1999 suggest otherwise. Tweak warning.
2000 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
2002 2007-09-27 Matthias Klose <doko@ubuntu.com>
2004 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
2005 multilib osdirname if it exists.
2006 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
2008 2007-09-27 Ian Lance Taylor <iant@google.com>
2010 PR tree-optimization/33565
2011 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
2012 assignments of comparisons.
2013 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
2014 parameter. Change caller. Defer overflow warnings around call to
2016 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
2017 TREE_NO_WARNING is set on the statement.
2018 * tree-ssa-forwprop.c
2019 (tree_ssa_forward_propagate_single_use_vars): Don't test
2020 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
2021 * tree-cfg.c (fold_cond_expr_cond): Likewise.
2023 2007-09-27 Joseph Myers <joseph@codesourcery.com>
2025 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
2026 reduce offset by units of 0x10000 for SPE vector modes or modes
2027 used with E500 double instructions.
2029 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
2031 * simplify-rtx.c (comparison_result): New.
2032 (simplify_const_relational_operation): Use it instead of the five
2033 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
2034 Improve bounds-checking optimizations; remove subsumed POPCOUNT
2035 optimizations. Extract nonzero_address_p optimizations into a
2036 separate "if" together with optimizations where op1 is const0_rtx.
2037 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
2038 floating-point arguments too when appropriate. Hoist test for ABS
2039 outside the final switch statement.
2040 * cse.c (fold_rtx): Don't look for an IOR equivalent of
2041 folded_arg0 if we found a constant equivalent. Remove
2042 transformations done in simplify-rtx.c for "op0 RELOP op0".
2044 2007-09-27 Jakub Jelinek <jakub@redhat.com>
2046 * builtins.c (expand_builtin, expand_builtin_object_size,
2047 expand_builtin_memory_chk, maybe_emit_chk_warning,
2048 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
2050 * expr.c (expand_expr_real_1): Likewise.
2051 * langhooks-def.h (struct diagnostic_info): Add forward decl.
2052 (lhd_print_error_function): Add third argument.
2053 * langhooks.h (struct diagnostic_info): Add forward decl.
2054 (struct lang_hooks): Add third argument to print_error_function.
2055 * diagnostic.h (diagnostic_info): Add abstract_origin field.
2056 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
2058 (diagnostic_report_current_function): Likewise.
2059 * toplev.c (announce_function): Pass NULL as second argument to
2060 diagnostic_set_last_function.
2061 * diagnostic.c (diagnostic_report_current_function): Add second
2062 argument, pass it as third argument to lang_hooks.print_error_function.
2063 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
2064 to diagnostic_report_current_function.
2065 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
2066 and message.abstract_origin.
2067 (verbatim): Initialize abstract_origin.
2068 * pretty-print.h (text_info): Add abstract_origin field.
2069 * pretty-print.c (pp_base_format): Handle %K.
2070 * langhooks.c (lhd_print_error_function): Add third argument. If
2071 diagnostic->abstract_origin, print virtual backtrace.
2072 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2073 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
2074 (init_dynamic_diag_info): Likewise.
2076 2007-09-26 David Daney <ddaney@avtrex.com>
2079 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
2080 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
2081 sync_old_nand<mode>, sync_new_nand<mode>,
2082 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
2083 Update length attributes.
2084 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
2085 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
2087 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
2088 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
2089 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
2092 2007-09-26 Richard Guenther <rguenther@suse.de>
2094 PR tree-optimization/33563
2095 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
2096 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
2098 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
2099 get_use_of_stmt_lhs.
2101 2007-09-26 Joseph Myers <joseph@codesourcery.com>
2104 * c-common.c (complete_array_type): Diagnose too-large arrays and
2105 set type to error_mark_node.
2107 2007-09-26 Richard Guenther <rguenther@suse.de>
2109 PR tree-optimization/30375
2110 PR tree-optimization/33560
2111 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
2115 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
2117 * tree-ssa-dse.c (aggregate_vardecl_d): New.
2118 (dse_global_data): Add aggregate_vardecl field.
2119 (dse_possible_dead_store_p): New.
2120 Add prev_defvar variable.
2121 Allow immediate uses and previous immediate uses to differ
2122 if they are setting different parts of the whole.
2123 (get_aggregate_vardecl): New.
2124 (dse_record_partial_aggregate_store): New.
2125 (dse_whole_aggregate_clobbered_p): New.
2126 (dse_partial_kill_p): New.
2127 Call dse_maybe_record_aggregate_store().
2128 When checking whether a STMT and its USE_STMT refer to the
2129 same memory address, check also for partial kills that clobber
2131 Move some variable definitions to the block where they are used.
2132 (aggregate_vardecl_hash): New.
2133 (aggregate_vardecl_eq): New.
2134 (aggregate_vardecl_free): New.
2135 (aggregate_whole_store_p): New.
2136 (tree_ssa_dse): Initialize and free aggregate_vardecl.
2137 Mark which aggregate stores we care about.
2139 2007-09-25 DJ Delorie <dj@redhat.com>
2142 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
2145 2007-09-25 Michael Meissner <michael.meissner@amd.com>
2148 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
2149 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
2150 for vector int32 -> int64 conversions. Don't write beyond the end
2151 of the allocated vector for int32 -> int64 conversions.
2153 2007-09-25 Revital Eres <eres@il.ibm.com>
2155 * config/rs6000/paired.h (paired_sel): New.
2156 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
2157 (rs6000_expand_ternop_builtin): Pass zero const_double operand
2158 when expanding selv2sf.
2159 * config/rs6000/rs6000.h (rs6000_builtins): Add
2160 PAIRED_BUILTIN_SELV2SF4.
2162 2007-09-25 Joseph Myers <joseph@codesourcery.com>
2165 * c-typeck.c (default_conversion): Call require_complete_type
2166 before perform_integral_promotions.
2167 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
2168 (build_c_cast): Call require_complete_type except for casts to
2170 (convert_for_assignment): Call require_complete_type.
2172 2007-09-25 Revital Eres <eres@il.ibm.com>
2174 * config/spu/spu.md: Fix doloop pattern.
2176 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
2178 * config/bfin/bfin.c (expand_prologue_reg_save,
2179 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
2181 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2182 ... from here. New argument ALL; callers changed.
2183 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
2184 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
2185 have the "saveall" attribute.
2187 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
2189 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
2191 (INCOMING_REGNO, OUTGOING_REGNO): Define.
2192 * config/mmix/mmix.c (mmix_opposite_regno): New function.
2193 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
2195 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
2196 with REG_P tests before REGNO access.
2198 2007-09-24 DJ Delorie <dj@redhat.com>
2201 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
2203 (movqicc_<code>_<mode>): Likewise.
2204 (movhicc_<code>_<mode>): Likewise.
2206 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
2209 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
2210 register for reload.
2212 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
2215 * config/i386/i386.c (ix86_comp_type_attributes): Check
2218 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2220 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
2221 "move.l %a4,%a4" to produce nops.
2222 * config/m68k/m68k.c (override_options): Reset align options,
2223 if neccessary align macro isn't avaible.
2225 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2227 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
2229 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2231 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
2233 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
2234 reload is completed.
2235 (peephole pattern): Convert most of them to RTL peephole pattern.
2237 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2239 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
2240 (moved from fp compare patterns).
2241 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
2242 Cleanup predicates to relieve reload.
2243 (conditional_trap): Reject conditional trap with fp condition.
2244 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
2245 certain constants early.
2247 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2249 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
2251 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2253 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
2254 Allow --with-tune=cell and --with-cpu=cell.
2256 2007-09-24 David Edelsohn <edelsohn@gnu.org>
2258 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
2259 * config/rs6000/rs6000.opt (swdiv): Change option to ...
2261 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
2263 (TARGET_BUILTIN_RECIPROCAL): Use it.
2264 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
2265 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
2266 (rs6000_emit_swrsqrtsf): New.
2267 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
2269 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
2270 (divsf3): Remove swdiv support.
2273 (rsqrt_internal1): New.
2274 (divdf3): Remove swdiv support.
2277 2007-09-24 Jakub Jelinek <jakub@redhat.com>
2280 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
2282 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
2283 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
2284 * tree.c (type_hash_eq): For FUNCTION_TYPE use
2285 lang_hooks.type.type_hash_eq in addition to generic tests.
2287 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
2288 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
2290 * tree-inline.h (eni_weights): Add field target_builtin_cost to
2291 reflect the cost per call to a target specific builtin.
2292 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
2293 call to a target specific builtin, then use target_builtin_call_cost.
2294 (init_inline_once): Initialize target_builtin_call_cost field.
2296 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
2299 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
2302 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
2304 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2305 * configure: Regenerated.
2307 2007-09-23 Ollie Wild <aaw@google.com>
2309 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
2311 (get_pointer_modulus_and_residue): New function.
2313 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2315 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
2316 combine an SC return value into a single register.
2318 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2320 * opth-gen.awk (target_flags_explicit): Declare.
2321 * toplev.h (target_flags_explicit): Delete declaration.
2322 * toplev.c (target_flags): Likewise.
2323 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
2324 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
2325 Never return true for TARGET_MIPS16.
2326 * config/mips/mips.c (mips_llsc): Delete.
2327 (mips_handle_option): Remove -mllsc handling.
2328 (mips_strip_unspec_address): Tweak comment.
2329 * config/mips/mips.opt (mllsc): Use a target mask.
2331 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2333 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
2334 word_mode as well as Pmode.
2336 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2338 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
2339 parameters from word_mode to the subword type if such a truncation
2342 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2344 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
2345 * configure: Regenerated.
2347 2007-09-23 Jan Hubicka <jh@suse.cz>
2349 * params.def (INLINE_CALL_COST): Set to 12.
2350 * invoke.texi (inline-call-cost): Update default value.
2352 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
2354 * config/alpha/alpha.md (movti): Use operand_subword for the split.
2356 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
2357 Revital Eres <eres@il.ibm.com>
2359 * modulo-sched.c (doloop_register_get): Rewrite the loop which
2360 checks whether the count_reg is found outside the control part.
2362 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2364 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
2365 instead of checking CALL_EXPR_FN directly to test for builtins.
2366 If error or warning attributes are present, print
2367 error resp. warning.
2368 * c-common.c (handle_error_attribute): New function.
2369 (c_common_attribute_table): Add error and warning
2371 * doc/extend.texi: Document error and warning attributes.
2373 * tree.h (block_nonartificial_location): New prototype.
2374 * tree.c (block_nonartificial_location): New function.
2375 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
2376 if artificial attribute is present on abstract inline decl.
2377 * c-common.c (handle_artificial_attribute): New function.
2378 (c_common_attribute_table): Add artificial attribute.
2379 * final.c (override_filename, override_linenum): New variables.
2380 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
2381 and override_linenum if inside of a block inlined from
2382 __attribute__((__artificial__)) function.
2383 (notice_source_line): Honor override_filename and override_linenum.
2384 * doc/extend.texi: Document __attribute__((__artificial__)).
2385 * config/i386/emmintrin.h: Add __artificial__ attribute to
2386 all __always_inline__ functions.
2387 * config/i386/mmintrin.h: Likewise.
2388 * config/i386/tmmintrin.h: Likewise.
2389 * config/i386/mm3dnow.h: Likewise.
2390 * config/i386/pmmintrin.h: Likewise.
2391 * config/i386/ammintrin.h: Likewise.
2392 * config/i386/xmmintrin.h: Likewise.
2393 * config/i386/smmintrin.h: Likewise.
2394 * config/i386/bmmintrin.h: Likewise.
2395 * config/i386/mmintrin-common.h: Likewise.
2398 * expr.c (expand_constructor): New function.
2399 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
2400 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
2403 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2405 * config/mips/mips.c (dump_constants_1): Generalize to include
2406 fractional and accumulator modes.
2408 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2410 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
2411 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
2413 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
2414 TARGET_HARD_FLOAT when testing whether -mpaired-single is
2416 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
2418 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
2420 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
2421 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
2423 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
2424 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
2425 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
2427 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
2429 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
2430 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
2431 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
2433 2007-09-22 Jason Merrill <jason@redhat.com>
2436 * attribs.c (lookup_attribute_spec): Split out...
2437 (decl_attributes): From here.
2438 * tree.h: Declare it.
2440 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2442 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
2444 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2446 * tree-inline.c (remap_type_1): Correctly chain variants.
2448 2007-09-22 Richard Guenther <rguenther@suse.de>
2450 PR tree-optimization/33146
2451 * fold-const.c (fold_binary): Use the original tree
2453 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
2454 also changes "sign".
2456 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2459 * except.c (finish_eh_generation): Call commit_edge_insertions if
2460 there are insns queued on the entry edge.
2461 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
2464 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2466 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
2468 2007-09-19 Michael Meissner <michael.meissner@amd.com>
2470 * gcc/config/i386/i386.c: Delete trailing whitespace.
2471 * gcc/config/i386/i386.h: Ditto.
2472 * gcc/config/i386/bmmintrin.h: Ditto.
2473 * gcc/config/i386/sync.md: Ditto.
2474 * gcc/config/i386/ppro.md: Ditto.
2475 * gcc/config/i386/mmx.md: Ditto.
2476 * gcc/config/i386/constraints.md: Ditto.
2477 * gcc/config/i386/sse.md: Ditto.
2478 * gcc/config/i386/athlon.md: Ditto.
2479 * gcc/config/i386/i386.md: Ditto.
2481 2007-09-21 Richard Guenther <rguenther@suse.de>
2483 PR tree-optimization/33508
2484 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
2485 quadratic loop by keeping a bitmap of variables we have
2486 to clobber all subvariables for.
2487 (set_initial_properties): Likewise.
2489 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
2491 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
2493 2007-09-20 Nigel Stephens <nigel@mips.com>
2494 Chao-ying Fu <fu@mips.com>
2496 * c-decl.c (finish_declspecs): When _Sat is used without
2497 _Fract or _Accum, set the default type to cts_fract.
2498 This avoids a warning of "type defaults to int".
2500 2007-09-20 Joseph Myers <joseph@codesourcery.com>
2502 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
2503 bit-fields wider than one bit.
2505 2007-09-20 Jakub Jelinek <jakub@redhat.com>
2508 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
2510 * dbxout.c (dbxout_type): Likewise.
2514 * gimplify.c (gimplify_vla_decl): New function.
2515 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
2517 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
2519 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
2521 * doc/invoke.texi (-minterlink-mips16): Document.
2522 * config/mips/mips.opt (minterlink-mips16): New option.
2523 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
2526 2007-09-20 Joseph Myers <joseph@codesourcery.com>
2528 * doc/extend.texi (Attribute Syntax): Remove old speculative
2531 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
2533 * combine.c: Include cgraph.h.
2534 (setup_incoming_promotions): Rework to allow more aggressive
2535 elimination of sign extensions when all call sites of the
2536 current function are known to lie within the current unit.
2538 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
2540 * dse.c (find_shift_sequence): No-op rework of control flow.
2542 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
2544 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
2545 GPR for DCmode on 64-bit targets. Remove redundant fallback.
2547 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2549 * cfgexpand.c (dump_stack_var_partition): Use the correct
2550 index for the offset.
2552 2007-09-19 Joseph Myers <joseph@codesourcery.com>
2554 * config/mips/sde.h: Switch to GPLv3.
2556 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
2558 * tree-sra.c (decide_block_copy): Decide if there are groups.
2560 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
2562 * config/m68k/m68k.c (output_move_himode): Remove jump table
2564 config/m68k/m68k.md (lea): Likewise.
2565 * config/m68k/m68k.c (print_operand_address): Use simple pc
2566 relative addressing.
2568 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
2570 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
2571 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
2573 (asm_insn_count): Pass template as second argument to it.
2574 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2575 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2576 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2577 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2578 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2579 (sh_insn_length_adjustment): Pass template as second argument to it.
2580 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
2582 * config/bfin/bfin.md (define_asm_attributes): New.
2584 2007-09-19 Jie Zhang <jie.zhang@analog.com>
2586 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
2588 * config/bfin/print-sysroot-suffix.sh: New.
2589 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
2590 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2591 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2592 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
2593 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2594 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2595 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
2596 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2597 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2598 (linux-sysroot-suffix.h): New target.
2599 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
2600 (mspecld-anomaly): Likewise.
2601 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
2602 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
2603 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
2604 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
2605 (bfin_si_revision): Declare.
2606 (bfin_workarounds): Declare.
2607 (WA_SPECULATIVE_LOADS): Define.
2608 (ENABLE_WA_SPECULATIVE_LOADS): Define.
2609 (WA_SPECULATIVE_SYNCS): Define.
2610 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
2611 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
2612 (LIB_SPEC): Add %s to the linker scripts.
2613 Use proper linker script for bf522, bf525, bf527,
2614 bf538, bf539, bf542, bf544, bf548, and bf549.
2615 * config/bfin/bfin.c (bfin_si_revision): Define.
2616 (bfin_workarounds): Define.
2617 (struct bfin_cpu): New.
2619 (bfin_handle_option): Handle silicon revision part of -mcpu option.
2620 (override_options): Set bfin_workarounds.
2621 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
2622 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
2623 ENABLE_WA_SPECULATIVE_LOADS.
2624 (bfin_reorg): Likewise.
2625 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2626 macros for bf522, bf525, bf527, bf538, bf539,
2627 bf542, bf544, bf548, and bf549.
2628 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
2629 Don't define __ID_SHARED_LIB__ when -msep-data.
2630 (TARGET_DEFAULT): Define as 0.
2631 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
2632 * doc/invoke.texi (Blackfin Options): Document silicon
2633 revision part of -mcpu option and it now accepts bf522, bf525,
2634 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
2636 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2638 * alias.c (memory_modified_1): Deconstify.
2639 (memory_modified_in_insn_p): Don't use const_note_stores.
2640 * rtl.h (const_note_stores): Delete.
2641 * rtlanal.c (const_note_stores): Likewise.
2643 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2645 * dse.c (find_shift_sequence): Temporarily revert to forbidding
2648 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
2652 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
2653 (addsi_small_int): Likewise.
2654 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
2655 (one_cmplsi2): Likewise.
2657 (enter_func): Expand insn using hard_frame_pointer_rtx and
2660 * config/fr30/fr30.c (fr30_expand_prologue): Check for
2661 hard_frame_pointer_rtx instead of using REGNO() check.
2662 Properly sign extend GEN_INT() argument.
2664 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2666 * config/m68k/m68k.c (override_options): Remove USE_GAS,
2668 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
2669 alternatives with just jcc.
2670 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
2671 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
2672 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
2673 dbge_hi, dbge_si): Likewise.
2675 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2677 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
2678 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
2679 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
2680 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
2681 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
2683 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2685 * config/m68k/m68k-devices.def (51qe): New device.
2686 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
2687 to all uses of FL_FOR_isa_c for compatibility.
2688 (all_microarchs): Add cfv1 microarchitecture.
2689 (m68k_handle_option): Handle m51qe option.
2690 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
2691 (TUNE_CFV1): New macro.
2692 (enum uarch_type): Add ucfv1.
2693 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
2695 2007-09-18 Richard Guenther <rguenther@suse.de>
2697 PR tree-optimization/31863
2698 * tree-ssa-structalias.c (create_variable_info_for): Always
2699 free the fieldstack.
2701 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
2703 * opts.c (decode_options): Enable vectorization under -O3.
2705 2007-09-18 Richard Guenther <rguenther@suse.de>
2707 PR tree-optimization/33340
2708 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
2709 SSA_NAMEs that occur in abnormal PHI nodes.
2711 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2713 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
2714 Don't use const_get_call_expr_in.
2715 * tree-gimple.c (const_get_call_expr_in): Delete.
2716 * tree-gimple.h (const_get_call_expr_in): Likewise.
2718 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2720 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
2721 not yet have a basic block.
2722 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
2724 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2726 * config/mips/mips.c (mips_file_start): Add ".previous" directives
2727 to both ".section"s.
2729 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2731 * config/mips/mips.c (mips_output_mi_thunk): Use
2732 mips_function_ok_for_sibcall and const_call_insn_operand
2733 to determine if a direct sibcall is allowed. Use
2734 mips_classify_symbol to determine a global pointer is needed.
2736 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2738 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
2740 2007-09-17 Chao-ying Fu <fu@mips.com>
2741 Nigel Stephens <nigel@mips.com>
2743 * config/fixed-bit.h: New file.
2744 * config/fixed-bit.c: New file.
2745 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
2747 2007-09-18 Jakub Jelinek <jakub@redhat.com>
2749 * c-format.h (format_kind_info): Add alloc_char field.
2750 * c-format.c (scanf_flag_specs): Add 'm'.
2751 (scanf_flag_pairs): Add 'a', 'm' pair.
2752 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
2753 (format_types_orig): Add alloc_char fields.
2754 (check_format_info_main): Rename aflag to alloc_flag.
2755 Handle fki->alloc_char. modifier after width and before length
2756 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
2757 length modifiers as well.
2758 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
2761 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
2762 returned by build_call_expr.
2764 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
2766 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
2767 NULL for variable-sized records too.
2768 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
2770 2007-09-17 Tom Tromey <tromey@redhat.com>
2772 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
2773 (c_builtin_function): Likewise.
2774 (grokdeclarator): Likewise.
2776 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
2778 PR rtl-optimization/26449
2779 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
2780 (seq_insns_valid_p): Removed.
2782 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
2784 * tree-nomudflap.c (gate_mudflap): New static function.
2785 (pass_mudflap_1): Use it as gate function.
2786 (pass_mudflap_2): Likewise.
2788 2007-09-17 Jan Hubicka <jh@suse.cz>
2792 * loop-invariant.c (move_invariant_reg): Unshare sequence.
2794 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
2796 PR tree-optimization/33319
2797 * tree-vect-analyze.c (vect_same_range_drs): New.
2798 (vect_vfa_range_equal): New.
2799 (vect_is_duplicate_ddr): Removed.
2800 (vect_mark_for_runtime_alias_test): Do not perform marking when
2801 optimizing for size or max_param for alias checking is zero.
2802 Move the function before vect_analyze_data_ref_dependence.
2803 (vect_analyze_data_ref_dependence): Add call to
2804 vect_mark_for_runtime_alias_test in two cases when dependence
2806 (vect_analyze_data_ref_dependences): Do not call to
2807 vect_mark_for_runtime_alias_test.
2808 (vect_prune_runtime_alias_test_list): New.
2809 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
2810 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2811 Update vec_outside_cost.
2812 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
2813 (vect_create_cond_for_alias_checks): Build the base address of data
2814 reference from DR_GROUP_FIRST_DR.
2815 (vect_loop_versioning): New.
2816 (vect_transform_loop): Add a call to vect_loop_versioning.
2817 Remove factored out code.
2819 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2822 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
2825 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2827 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
2828 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
2829 Fix the call to insn_rtx_cost. Skip access sizes that require a
2830 real truncation of the store register. Use convert_move instead
2831 of gen_lowpart when narrowing the result.
2832 (replace_read): Use convert_move instead of gen_lowpart when
2833 narrowing the store rhs.
2835 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2837 * config/mips/mips.md (SHORT): Fix long line.
2838 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
2839 to QImode and HImode.
2841 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2843 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
2845 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
2847 * tree-parloops.c: New file.
2848 * tree-ssa-operands.h (free_stmt_operands): Declare.
2849 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
2851 * tree-pass.h (pass_parallelize_loops): Declare.
2852 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
2854 (build_omp_regions_1): Allow analysing just a single OMP region and
2856 ( build_omp_regions_root, omp_expand_local): New functions.
2857 (build_omp_regions): Add argument to build_omp_regions_1 call.
2858 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
2859 autoparallelization is run.
2860 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
2861 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
2862 pass_parallelize_loops): New.
2863 * common.opt (ftree-parallelize-loops): New.
2864 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
2865 parallelize_loops): Declare.
2866 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
2867 * Makefile.in (tree-parloops.o): Added.
2868 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
2870 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
2871 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
2872 one extra edge as well.
2873 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
2874 Use VEC_free to free doms vector.
2875 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
2876 operands. Recompute operand caches in the new function.
2877 (move_sese_region_to_fn): Update loop info.
2878 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
2879 * tree-ssa-operands.c (free_stmt_operands): New function.
2881 * doc/passes.texi: Document autoparallelization.
2882 * doc/invoke.texi (-ftree-parallelize-loops): New option.
2884 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2887 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
2890 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
2892 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
2893 the VEC is not NULL.
2894 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
2895 get_vectype_for_scalar_type succeeded.
2896 (vectorizable_conversion): Likewise.
2898 2007-09-14 Jan Hubicka <jh@suse.cz>
2900 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
2903 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
2906 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
2907 register when operands[2] equals operands[1].
2908 (remainderxf3): Ditto.
2910 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
2911 Nigel Stephens <nigel@mips.com>
2913 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
2914 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
2915 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
2917 (_Unwind_ForcedUnwind): Likewise.
2918 (_Unwind_Resume): Likewise.
2919 (_Unwind_Resume_or_Rethrow): Likewise.
2920 (_Unwind_Backtrace): Likewise.
2921 (_Unwind_SjLj_RaiseException): Likewise.
2922 (_Unwind_SjLj_ForcedUnwind): Likewise.
2923 (_Unwind_SjLj_Resume): Likewise.
2924 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
2925 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
2927 (_Unwind_ForcedUnwind): Likewise.
2928 (_Unwind_Resume): Likewise.
2929 (_Unwind_Resume_or_Rethrow): Likewise.
2930 (_Unwind_Backtrace): Likewise.
2931 * unwind-compat.c (_Unwind_Backtrace): Likewise.
2932 (_Unwind_ForcedUnwind): Likewise.
2933 (_Unwind_RaiseException): Likewise.
2934 (_Unwind_Resume): Likewise.
2935 (_Unwind_Resume_or_Rethrow): Likewise.
2937 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
2938 nomips16 mode when IN_LIBGCC2 with hard float.
2940 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
2942 * config/mips/sdemtk.opt: Update to GPLv3.
2943 * config/mips/sdemtk.h: Likewise.
2945 2007-09-14 Nigel Stephens <nigel@mips.com>
2947 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
2948 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
2949 for mipsisa32-*-linux*.
2951 2007-09-14 Nigel Stephens <nigel@mips.com>
2952 David Ung <davidu@mips.com>
2953 Thiemo Seufer <ths@mips.com>
2954 Richard Sandiford <richard@codesourcery.com>
2956 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
2957 * configure.ac: Add a mipssde threading type.
2958 * configure: Regenerate.
2959 * config/mips/sdemtk.h: New file.
2960 * config/mips/t-sdemtk: Likewise.
2961 * config/mips/sdemtk.opt: Likewise.
2962 * gthr-mipssde.h: Likewise.
2963 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
2964 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
2965 (MIPS_ICACHE_SYNC): New macro, split from ...
2966 * config/mips/mips.md (clear_cache): ...here.
2967 * config/mips/mips.c (mips_save_reg_p): Check
2968 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
2969 (build_mips16_function_stub): Use targetm.strip_name_encoding.
2970 (build_mips16_call_stub): Likewise.
2972 2007-09-14 Richard Sandiford <richard@codesourcery.com>
2974 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
2976 2007-09-14 Jakub Jelinek <jakub@redhat.com>
2979 * config/ia64/ia64.c (find_gr_spill): Don't decrement
2980 current_frame_info.n_local_regs. Don't return emitted local
2982 (ia64_compute_frame_size): Improve unwind hack to put
2983 RP, PFS, FP in that order by allowing some of the registers
2984 been already emitted, as long as they are emitted to the
2987 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2989 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
2990 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
2991 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
2993 2007-09-13 Eric Christopher <echristo@apple.com>
2994 Kenneth Zadeck <zadeck@naturalbridge.com>
2996 * dse.c (find_shift_sequence): New function.
2997 (replace_read): Add case to remove read if it requires shift.
2998 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
3000 2007-09-13 Tom Tromey <tromey@redhat.com>
3002 * c-common.c (fname_as_string): Update.
3003 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
3004 (c_lex_one_token): Update. Add 'parser' argument.
3005 (c_parser_simple_asm_expr): Update.
3006 (c_parser_attributes): Update.
3007 (c_parser_asm_statement): Update.
3008 (c_parser_asm_operands): Update.
3009 (c_parser_peek_token): Update.
3010 (c_parser_peek_2nd_token): Update.
3011 * c-lex.c (c_lex_string_translate): Remove.
3012 (c_lex_return_raw_strings): Likewise.
3013 (c_lex_with_flags): Added 'lex_flags' argument.
3014 (lex_string): Added 'translate' argument.
3015 * c-pragma.h (c_lex_with_flags): Update.
3016 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
3017 (C_LEX_STRING_NO_TRANSLATE): New define.
3018 (C_LEX_RAW_STRINGS): Likewise.
3020 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3023 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
3024 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
3025 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
3026 (bfin_init_builtins): Initialize __builtin_bfin_ones,
3027 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
3028 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
3029 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
3030 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
3031 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
3032 (bdesc_1arg): Add __builtin_bfin_ones.
3033 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
3034 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
3035 and __builtin_bfin_csqu_fr16.
3036 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
3037 (ones): New define_insn.
3038 (ssaddhi3_parts): New define_insn.
3039 (sssubhi3_parts): New define_insn.
3040 (flag_mulhi_parts): New define_insn.
3042 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
3044 * common.opt (femit-class-debug-always): Turn off by default.
3046 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3048 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
3049 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
3051 2007-09-13 James E. Wilson <wilson@specifix.com>
3053 PR tree-optimization/33389
3054 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
3055 then set build_loads before returning.
3057 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
3058 David Ung <davidu@mips.com>
3060 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
3061 {d}addiu and a negative immediate such that it works with MIPS16
3064 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
3067 * configure.ac (ld_vers): Support Linux linker.
3068 * configure: Regenerated.
3070 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3071 Sandra Loosemore <sandra@codesourcery.com>
3073 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
3074 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
3075 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
3076 nomips16 into decl attributes.
3077 (TARGET_INSERT_ATTRIBUTES): Override.
3078 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
3079 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
3080 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
3081 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
3082 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
3083 (mips_use_mips16_mode_p): Reimplement as a function that takes
3084 a decl and considers only decl attributes. If the decl is nested
3085 function, use its parent attributes.
3086 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
3087 instead of SYMBOL_REF_MIPS16_FUNC_P.
3088 (mips_set_mips16_mode): Move call to sorry here from old
3089 mips_use_mips16_mode_p.
3090 (mflip_mips16_entry): New structure.
3091 (mflip_mips16_htab): New variable.
3092 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
3093 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
3094 (mips_merge_decl_attributes): New function.
3095 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
3096 Use mips_use_mips16_mode_p.
3097 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
3098 SYMBOL_REF_MIPS16_FUNC_P.
3099 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
3101 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3103 * c-parser.c (c_parser_struct_declaration): Check for a null return.
3105 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3108 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
3110 2007-09-12 Michael Meissner <michael.meissner@amd.com>
3111 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3112 Tony Linthicum <tony.linthicum@amd.com>
3114 * tree.h (function_args_iterator): New type to iterate over
3116 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
3117 function arguments providing a pointer to the argument.
3118 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
3119 function arguments providing the argument.
3120 (function_args_iter_init): Inline function to initialize
3121 function_args_iterator.
3122 (function_args_iter_cond_ptr): Inline function to return the next
3123 pointer to hold the argument.
3124 (function_args_iter_cond): Inline function to return the next
3126 (function_args_iter_cond_next): Advance the function args
3128 (stdarg_p): New function, return true if variable argument
3130 (prototype_p): New function, return true if function is
3132 (function_args_count): New function, count the number of arguments
3135 * tree.c (stdarg_p): New function, return true if variable
3137 (prototype_p): New function, return true if function is
3140 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3141 (TARGET_ROUND): New macro for the round/ptest instructions which
3142 are shared between SSE4.1 and SSE5.
3143 (OPTION_MASK_ISA_ROUND): Ditto.
3144 (OPTION_ISA_ROUND): Ditto.
3145 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3146 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3148 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3149 (-mfused-madd): New switch to give users control over whether the
3150 compiler optimizes to use the multiply/add SSE5 instructions.
3152 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
3153 m_ATHLON_K8_AMDFAM10, and change all uses.
3154 (enum pta_flags): Add PTA_SSE5.
3155 (ix86_handle_option): Turn off 3dnow if -msse5.
3156 (override_options): Add SSE5 support.
3157 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3159 (ix86_expand_sse_movcc): Add SSE5 support.
3160 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3161 vector type to the next largest size.
3162 (ix86_expand_sse5_pack): New function to use pperm to pack a
3163 vector type to the next smallest size.
3164 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3165 (IX86_BUILTIN_FMADDSD): Ditto.
3166 (IX86_BUILTIN_FMADDPS): Ditto.
3167 (IX86_BUILTIN_FMADDPD): Ditto.
3168 (IX86_BUILTIN_FMSUBSS): Ditto.
3169 (IX86_BUILTIN_FMSUBSD): Ditto.
3170 (IX86_BUILTIN_FMSUBPS): Ditto.
3171 (IX86_BUILTIN_FMSUBPD): Ditto.
3172 (IX86_BUILTIN_FNMADDSS): Ditto.
3173 (IX86_BUILTIN_FNMADDSD): Ditto.
3174 (IX86_BUILTIN_FNMADDPS): Ditto.
3175 (IX86_BUILTIN_FNMADDPD): Ditto.
3176 (IX86_BUILTIN_FNMSUBSS): Ditto.
3177 (IX86_BUILTIN_FNMSUBSD): Ditto.
3178 (IX86_BUILTIN_FNMSUBPS): Ditto.
3179 (IX86_BUILTIN_FNMSUBPD): Ditto.
3180 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3181 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3182 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3183 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3184 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3185 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3186 (IX86_BUILTIN_PPERM): Ditto.
3187 (IX86_BUILTIN_PERMPS): Ditto.
3188 (IX86_BUILTIN_PERMPD): Ditto.
3189 (IX86_BUILTIN_PMACSSWW): Ditto.
3190 (IX86_BUILTIN_PMACSWW): Ditto.
3191 (IX86_BUILTIN_PMACSSWD): Ditto.
3192 (IX86_BUILTIN_PMACSWD): Ditto.
3193 (IX86_BUILTIN_PMACSSDD): Ditto.
3194 (IX86_BUILTIN_PMACSDD): Ditto.
3195 (IX86_BUILTIN_PMACSSDQL): Ditto.
3196 (IX86_BUILTIN_PMACSSDQH): Ditto.
3197 (IX86_BUILTIN_PMACSDQL): Ditto.
3198 (IX86_BUILTIN_PMACSDQH): Ditto.
3199 (IX86_BUILTIN_PMADCSSWD): Ditto.
3200 (IX86_BUILTIN_PMADCSWD): Ditto.
3201 (IX86_BUILTIN_PHADDBW): Ditto.
3202 (IX86_BUILTIN_PHADDBD): Ditto.
3203 (IX86_BUILTIN_PHADDBQ): Ditto.
3204 (IX86_BUILTIN_PHADDWD): Ditto.
3205 (IX86_BUILTIN_PHADDWQ): Ditto.
3206 (IX86_BUILTIN_PHADDDQ): Ditto.
3207 (IX86_BUILTIN_PHADDUBW): Ditto.
3208 (IX86_BUILTIN_PHADDUBD): Ditto.
3209 (IX86_BUILTIN_PHADDUBQ): Ditto.
3210 (IX86_BUILTIN_PHADDUWD): Ditto.
3211 (IX86_BUILTIN_PHADDUWQ): Ditto.
3212 (IX86_BUILTIN_PHADDUDQ): Ditto.
3213 (IX86_BUILTIN_PHSUBBW): Ditto.
3214 (IX86_BUILTIN_PHSUBWD): Ditto.
3215 (IX86_BUILTIN_PHSUBDQ): Ditto.
3216 (IX86_BUILTIN_PROTB): Ditto.
3217 (IX86_BUILTIN_PROTW): Ditto.
3218 (IX86_BUILTIN_PROTD): Ditto.
3219 (IX86_BUILTIN_PROTQ): Ditto.
3220 (IX86_BUILTIN_PROTB_IMM): Ditto.
3221 (IX86_BUILTIN_PROTW_IMM): Ditto.
3222 (IX86_BUILTIN_PROTD_IMM): Ditto.
3223 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3224 (IX86_BUILTIN_PSHLB): Ditto.
3225 (IX86_BUILTIN_PSHLW): Ditto.
3226 (IX86_BUILTIN_PSHLD): Ditto.
3227 (IX86_BUILTIN_PSHLQ): Ditto.
3228 (IX86_BUILTIN_PSHAB): Ditto.
3229 (IX86_BUILTIN_PSHAW): Ditto.
3230 (IX86_BUILTIN_PSHAD): Ditto.
3231 (IX86_BUILTIN_PSHAQ): Ditto.
3232 (IX86_BUILTIN_FRCZSS): Ditto.
3233 (IX86_BUILTIN_FRCZSD): Ditto.
3234 (IX86_BUILTIN_FRCZPS): Ditto.
3235 (IX86_BUILTIN_FRCZPD): Ditto.
3236 (IX86_BUILTIN_CVTPH2PS): Ditto.
3237 (IX86_BUILTIN_CVTPS2PH): Ditto.
3238 (IX86_BUILTIN_COMEQSS): Ditto.
3239 (IX86_BUILTIN_COMNESS): Ditto.
3240 (IX86_BUILTIN_COMLTSS): Ditto.
3241 (IX86_BUILTIN_COMLESS): Ditto.
3242 (IX86_BUILTIN_COMGTSS): Ditto.
3243 (IX86_BUILTIN_COMGESS): Ditto.
3244 (IX86_BUILTIN_COMUEQSS): Ditto.
3245 (IX86_BUILTIN_COMUNESS): Ditto.
3246 (IX86_BUILTIN_COMULTSS): Ditto.
3247 (IX86_BUILTIN_COMULESS): Ditto.
3248 (IX86_BUILTIN_COMUGTSS): Ditto.
3249 (IX86_BUILTIN_COMUGESS): Ditto.
3250 (IX86_BUILTIN_COMORDSS): Ditto.
3251 (IX86_BUILTIN_COMUNORDSS): Ditto.
3252 (IX86_BUILTIN_COMFALSESS): Ditto.
3253 (IX86_BUILTIN_COMTRUESS): Ditto.
3254 (IX86_BUILTIN_COMEQSD): Ditto.
3255 (IX86_BUILTIN_COMNESD): Ditto.
3256 (IX86_BUILTIN_COMLTSD): Ditto.
3257 (IX86_BUILTIN_COMLESD): Ditto.
3258 (IX86_BUILTIN_COMGTSD): Ditto.
3259 (IX86_BUILTIN_COMGESD): Ditto.
3260 (IX86_BUILTIN_COMUEQSD): Ditto.
3261 (IX86_BUILTIN_COMUNESD): Ditto.
3262 (IX86_BUILTIN_COMULTSD): Ditto.
3263 (IX86_BUILTIN_COMULESD): Ditto.
3264 (IX86_BUILTIN_COMUGTSD): Ditto.
3265 (IX86_BUILTIN_COMUGESD): Ditto.
3266 (IX86_BUILTIN_COMORDSD): Ditto.
3267 (IX86_BUILTIN_COMUNORDSD): Ditto.
3268 (IX86_BUILTIN_COMFALSESD): Ditto.
3269 (IX86_BUILTIN_COMTRUESD): Ditto.
3270 (IX86_BUILTIN_COMEQPS): Ditto.
3271 (IX86_BUILTIN_COMNEPS): Ditto.
3272 (IX86_BUILTIN_COMLTPS): Ditto.
3273 (IX86_BUILTIN_COMLEPS): Ditto.
3274 (IX86_BUILTIN_COMGTPS): Ditto.
3275 (IX86_BUILTIN_COMGEPS): Ditto.
3276 (IX86_BUILTIN_COMUEQPS): Ditto.
3277 (IX86_BUILTIN_COMUNEPS): Ditto.
3278 (IX86_BUILTIN_COMULTPS): Ditto.
3279 (IX86_BUILTIN_COMULEPS): Ditto.
3280 (IX86_BUILTIN_COMUGTPS): Ditto.
3281 (IX86_BUILTIN_COMUGEPS): Ditto.
3282 (IX86_BUILTIN_COMORDPS): Ditto.
3283 (IX86_BUILTIN_COMUNORDPS): Ditto.
3284 (IX86_BUILTIN_COMFALSEPS): Ditto.
3285 (IX86_BUILTIN_COMTRUEPS): Ditto.
3286 (IX86_BUILTIN_COMEQPD): Ditto.
3287 (IX86_BUILTIN_COMNEPD): Ditto.
3288 (IX86_BUILTIN_COMLTPD): Ditto.
3289 (IX86_BUILTIN_COMLEPD): Ditto.
3290 (IX86_BUILTIN_COMGTPD): Ditto.
3291 (IX86_BUILTIN_COMGEPD): Ditto.
3292 (IX86_BUILTIN_COMUEQPD): Ditto.
3293 (IX86_BUILTIN_COMUNEPD): Ditto.
3294 (IX86_BUILTIN_COMULTPD): Ditto.
3295 (IX86_BUILTIN_COMULEPD): Ditto.
3296 (IX86_BUILTIN_COMUGTPD): Ditto.
3297 (IX86_BUILTIN_COMUGEPD): Ditto.
3298 (IX86_BUILTIN_COMORDPD): Ditto.
3299 (IX86_BUILTIN_COMUNORDPD): Ditto.
3300 (IX86_BUILTIN_COMFALSEPD): Ditto.
3301 (IX86_BUILTIN_COMTRUEPD): Ditto.
3302 (IX86_BUILTIN_PCOMEQUB): Ditto.
3303 (IX86_BUILTIN_PCOMNEUB): Ditto.
3304 (IX86_BUILTIN_PCOMLTUB): Ditto.
3305 (IX86_BUILTIN_PCOMLEUB): Ditto.
3306 (IX86_BUILTIN_PCOMGTUB): Ditto.
3307 (IX86_BUILTIN_PCOMGEUB): Ditto.
3308 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3309 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3310 (IX86_BUILTIN_PCOMEQUW): Ditto.
3311 (IX86_BUILTIN_PCOMNEUW): Ditto.
3312 (IX86_BUILTIN_PCOMLTUW): Ditto.
3313 (IX86_BUILTIN_PCOMLEUW): Ditto.
3314 (IX86_BUILTIN_PCOMGTUW): Ditto.
3315 (IX86_BUILTIN_PCOMGEUW): Ditto.
3316 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3317 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3318 (IX86_BUILTIN_PCOMEQUD): Ditto.
3319 (IX86_BUILTIN_PCOMNEUD): Ditto.
3320 (IX86_BUILTIN_PCOMLTUD): Ditto.
3321 (IX86_BUILTIN_PCOMLEUD): Ditto.
3322 (IX86_BUILTIN_PCOMGTUD): Ditto.
3323 (IX86_BUILTIN_PCOMGEUD): Ditto.
3324 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3325 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3326 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3327 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3328 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3329 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3330 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3331 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3332 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3333 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3334 (IX86_BUILTIN_PCOMEQB): Ditto.
3335 (IX86_BUILTIN_PCOMNEB): Ditto.
3336 (IX86_BUILTIN_PCOMLTB): Ditto.
3337 (IX86_BUILTIN_PCOMLEB): Ditto.
3338 (IX86_BUILTIN_PCOMGTB): Ditto.
3339 (IX86_BUILTIN_PCOMGEB): Ditto.
3340 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3341 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3342 (IX86_BUILTIN_PCOMEQW): Ditto.
3343 (IX86_BUILTIN_PCOMNEW): Ditto.
3344 (IX86_BUILTIN_PCOMLTW): Ditto.
3345 (IX86_BUILTIN_PCOMLEW): Ditto.
3346 (IX86_BUILTIN_PCOMGTW): Ditto.
3347 (IX86_BUILTIN_PCOMGEW): Ditto.
3348 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3349 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3350 (IX86_BUILTIN_PCOMEQD): Ditto.
3351 (IX86_BUILTIN_PCOMNED): Ditto.
3352 (IX86_BUILTIN_PCOMLTD): Ditto.
3353 (IX86_BUILTIN_PCOMLED): Ditto.
3354 (IX86_BUILTIN_PCOMGTD): Ditto.
3355 (IX86_BUILTIN_PCOMGED): Ditto.
3356 (IX86_BUILTIN_PCOMFALSED): Ditto.
3357 (IX86_BUILTIN_PCOMTRUED): Ditto.
3358 (IX86_BUILTIN_PCOMEQQ): Ditto.
3359 (IX86_BUILTIN_PCOMNEQ): Ditto.
3360 (IX86_BUILTIN_PCOMLTQ): Ditto.
3361 (IX86_BUILTIN_PCOMLEQ): Ditto.
3362 (IX86_BUILTIN_PCOMGTQ): Ditto.
3363 (IX86_BUILTIN_PCOMGEQ): Ditto.
3364 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3365 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3366 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
3367 OPTION_MASK_ISA_ROUND for instructions that are shared between
3369 (bdesc_2arg): Ditto.
3370 (bdesc_sse_3arg): Ditto.
3371 (enum multi_arg_type): New enum for describing the various SSE5
3372 intrinsic argument types.
3373 (bdesc_multi_arg): New table for SSE5 intrinsics.
3374 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3375 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3377 (ix86_expand_builtin): Add SSE5 intrinsic support.
3378 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3379 operand instructions.
3380 (ix86_expand_sse5_multiple_memory): New function to split the
3381 second memory reference from SSE5 instructions.
3382 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3383 (ix86_return_pops_args): Use stdarg_p to determine if the function
3384 has variable arguments.
3385 (ix86_setup_incoming_varargs): Ditto.
3386 (x86_this_parameter): Ditto.
3388 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3390 (ix86_expand_sse5_pack): Ditto.
3391 (ix86_sse5_valid_op_p): Ditto.
3392 (ix86_expand_sse5_multiple_memory): Ditto.
3394 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3395 constant for SSE5 support.
3396 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3397 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3398 (UNSPEC_SSE5_PERMUTE): Ditto.
3399 (UNSPEC_SSE5_ASHIFT): Ditto.
3400 (UNSPEC_SSE5_LSHIFT): Ditto.
3401 (UNSPEC_FRCZ): Ditto.
3402 (UNSPEC_CVTPH2PS): Ditto.
3403 (UNSPEC_CVTPS2PH): Ditto.
3404 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3406 (COM_FALSE_S): Ditto.
3407 (COM_FALSE_P): Ditto.
3408 (COM_TRUE_S): Ditto.
3409 (COM_TRUE_P): Ditto.
3410 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3411 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3413 (memory attribute): Ditto.
3414 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3415 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3416 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3417 (floor<mode>2): Ditto.
3418 (ceil<mode>2): Ditto.
3419 (btrunc<mode>2): Ditto.
3420 (nearbyintdf2): Ditto.
3421 (nearbyintsf2): Ditto.
3422 (sse_setccsf): Disable if SSE5.
3423 (sse_setccdf): Ditto.
3424 (sse5_setcc<mode>): New support for SSE5 conditional move.
3425 (sse5_pcmov_<mode>): Ditto.
3427 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3429 (SSEMODEF2P): Ditto.
3430 (ssemodesuffixf4): New mode attribute for SSE5.
3431 (ssemodesuffixf2s): Ditto.
3432 (ssemodesuffixf2c): Ditto.
3433 (sserotatemax): Ditto.
3434 (ssescalarmode): Ditto.
3435 (sse_maskcmpv4sf3): Disable if SSE5.
3436 (sse_maskcmpv2df3): Ditto.
3437 (sse_vmmaskcmpv4sf3): Ditto.
3438 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
3440 (sse5_vmfmadd<mode>4): Ditto.
3441 (sse5_fmsub<mode>4): Ditto.
3442 (sse5_vmfmsub<mode>4): Ditto.
3443 (sse5_fnmadd<mode>4): Ditto.
3444 (sse5_vmfnmadd<mode>4): Ditto.
3445 (sse5_fnmsub<mode>4): Ditto.
3446 (sse5_vmfnmsub<mode>4): Ditto.
3447 (sse5i_fmadd<mode>4): Ditto.
3448 (sse5i_fmsub<mode>4): Ditto.
3449 (sse5i_fnmadd<mode>4): Ditto.
3450 (sse5i_fnmsub<mode>4): Ditto.
3451 (sse5i_vmfmadd<mode>4): Ditto.
3452 (sse5i_vmfmsub<mode>4): Ditto.
3453 (sse5i_vmfnmadd<mode>4): Ditto.
3454 (sse5i_vmfnmsub<mode>4): Ditto.
3455 (mulv16qi3): Add SSE5 support.
3457 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3458 (sse2_mulv4si3): Disable if SSE5.
3459 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3460 (sse4_1_roundps): Ditto.
3461 (sse4_1_roundsd): Ditto.
3462 (sse4_1_roundss): Ditto.
3463 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3465 (sse_maskcmpsf3): Ditto.
3466 (sse_vmmaskcmpv4sf3): Ditto.
3467 (sse2_maskcmpv2df3): Ditto.
3468 (sse2_maskcmpdf3): Ditto.
3469 (sse2_vmmaskcmpv2df3): Ditto.
3470 (sse2_eq<mode>3): Ditto.
3471 (sse2_gt<mode>3): Ditto.
3472 (sse5_pcmov_<mode>): Add SSE5 support.
3473 (vec_unpacku_hi_v16qi): Ditto.
3474 (vec_unpacks_hi_v16qi): Ditto.
3475 (vec_unpacku_lo_v16qi): Ditto.
3476 (vec_unpacks_lo_v16qi): Ditto.
3477 (vec_unpacku_hi_v8hi): Ditto.
3478 (vec_unpacks_hi_v8hi): Ditto.
3479 (vec_unpacku_lo_v8hi): Ditto.
3480 (vec_unpacks_lo_v8hi): Ditto.
3481 (vec_unpacku_hi_v4si): Ditto.
3482 (vec_unpacks_hi_v4si): Ditto.
3483 (vec_unpacku_lo_v4si): Ditto.
3484 (vec_unpacks_lo_v4si): Ditto.
3485 (sse5_pmacsww): New SSE5 intrinsic insn.
3486 (sse5_pmacssww): Ditto.
3487 (sse5_pmacsdd): Ditto.
3488 (sse5_pmacssdd): Ditto.
3489 (sse5_pmacssdql): Ditto.
3490 (sse5_pmacssdqh): Ditto.
3491 (sse5_pmacsdqh): Ditto.
3492 (sse5_pmacsswd): Ditto.
3493 (sse5_pmacswd): Ditto.
3494 (sse5_pmadcsswd): Ditto.
3495 (sse5_pmadcswd): Ditto.
3496 (sse5_pcmov_<move>): Conditional move support on SSE5.
3497 (sse5_phaddbw): New SSE5 intrinsic insn.
3498 (sse5_phaddbd): Ditto.
3499 (sse5_phaddbq): Ditto.
3500 (sse5_phaddwd): Ditto.
3501 (sse5_phaddwq): Ditto.
3502 (sse5_phadddq): Ditto.
3503 (sse5_phaddubw): Ditto.
3504 (sse5_phaddubd): Ditto.
3505 (sse5_phaddubq): Ditto.
3506 (sse5_phadduwd): Ditto.
3507 (sse5_phadduwq): Ditto.
3508 (sse5_phaddudq): Ditto.
3509 (sse5_phsubbw): Ditto.
3510 (sse5_phsubwd): Ditto.
3511 (sse5_phsubdq): Ditto.
3512 (sse5_pperm): Ditto.
3513 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3514 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3515 (sse5_pperm_sign_v8hi_v4si): Ditto.
3516 (sse5_pperm_zero_v8hi_v4si): Ditto.
3517 (sse5_pperm_sign_v4si_v2di): Ditto.
3518 (sse5_pperm_sign_v4si_v2di): Ditto.
3519 (sse5_pperm_pack_v2di_v4si): Ditto.
3520 (sse5_pperm_pack_v4si_v8hi): Ditto.
3521 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3522 (sse5_perm<mode>): New SSE5 intrinsic insn.
3523 (rotl<mode>3): Ditto.
3524 (sse5_rotl<mode>3): Ditto.
3525 (sse5_ashl<mode>3): Ditto.
3526 (sse5_lshl<mode>3): Ditto.
3527 (sse5_frcz<mode>2): Ditto.
3528 (sse5s_frcz<mode>2): Ditto.
3529 (sse5_cvtph2ps): Ditto.
3530 (sse5_cvtps2ph): Ditto.
3531 (sse5_vmmaskcmp<mode>3): Ditto.
3532 (sse5_com_tf<mode>3): Ditto.
3533 (sse5_maskcmp<mode>3): Ditto.
3534 (sse5_maskcmp_uns<mode>3): Ditto.
3535 (sse5_maskcmp_uns2<mode>3): Ditto.
3536 (sse5_pcom_tf<mode>3): Ditto.
3538 * config/i386/predicates.md (const_0_to_31_operand): New predicate
3540 (sse5_comparison_float_operator): New predicate to match the
3541 comparison operators supported by the SSE5 com instruction.
3542 (ix86_comparison_int_operator): New predicate to match just the
3543 signed int comparisons.
3544 (ix86_comparison_uns_operator): New predicate to match just the
3545 unsigned int comparisons.
3547 * doc/invoke.texi (-msse5): Add documentation.
3548 (-mfused-madd): Ditto.
3550 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3552 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
3554 (x86_64-*-*): Ditto.
3556 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
3558 * config/i386/bmmintrin.h: New file, provide common x86 compiler
3559 intrinisics for SSE5.
3561 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
3564 * config/i386/mmintrin-common.h: New file, to contain common
3565 instructions between SSE4.1 and SSE5.
3567 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
3568 FOREACH_FUNCTION_ARGS to iterate over the argument list.
3569 (gen_regparm_prefix): Ditto.
3571 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
3572 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
3573 prototype_p to determine if a function is prototyped.
3575 2007-09-12 Janis Johnson <janis187@us.ibm.com>
3577 * config/dfp-bit.c (dfp_conversion_exception): New function.
3578 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
3579 (DFP_TO_INT): Ditto.
3580 (INT_TO_DFP): Ditto.
3581 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
3583 2007-09-12 Jakub Jelinek <jakub@redhat.com>
3586 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
3587 before sp restoration even when total_size is 0, but
3588 frame_pointer_needed.
3590 2007-09-12 Bob Wilson <bob.wilson@acm.org>
3592 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
3593 (xtensa_copy_incoming_a7): Use start_sequence instead of
3594 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
3595 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
3596 of the saveregs sequence.
3598 2007-09-12 Richard Sandiford <richard@codesourcery.com>
3600 * c-tree.h (grokfield): Add a "tree *" argument.
3601 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
3602 Chain nested decl attributes to it. Don't call decl_attributes here.
3603 (groktypename): Pass grokdeclarator a pointer to the attribute list.
3604 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
3605 (grokfield): Take a pointer to the decl's attributes and pass
3606 it to grokdeclarator.
3607 * c-parser.c (c_parser_struct_declaration): Update the calls to
3608 grokfield. Call decl_attributes for anonymous struct and union
3611 2007-09-12 Jan Hubicka <jh@suse.cz>
3613 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
3615 2007-09-12 Ira Rosen <irar@il.ibm.com>
3617 PR tree-optimization/32377
3618 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
3619 between positive and negative dependence distance using DDR_REVERSED_P.
3621 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
3623 PR tree-optimization/33373
3624 * tree-vect-analyze (vect_determine_vectorization_factor): Call
3625 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
3627 2007-09-12 Jan Hubicka <jh@suse.cz>
3630 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
3633 2007-09-12 Christian Bruel <christian.bruel@st.com>
3635 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
3636 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
3638 2007-09-12 Ira Rosen <irar@il.ibm.com>
3640 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
3641 for oprnd1 if not required.
3642 (vectorizable_operation): Use scalar operand in SLP in case of
3643 shift with scalar argument.
3645 2007-09-12 Ira Rosen <irar@il.ibm.com>
3647 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
3650 2007-09-11 James E. Wilson <wilson@specifix.com>
3652 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
3653 TARGET_UNWIND_INFO is defined.
3654 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
3657 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
3659 * config/sh/sh.c (calc_live_regs): Use
3660 current_function_saves_all_registers instead of
3661 current_function_has_nonlocal_label.
3662 (sh_allocate_initial_value): Likewise.
3663 (sh_get_pr_initial_val): Likewise.
3664 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
3665 * config/sh/sh.md (load_ra): Likewise.
3667 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
3669 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
3672 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
3673 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
3675 2007-09-12 Sa Liu <saliu@de.ibm.com>
3677 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
3678 operands to DFmode GE or LE compares.
3680 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3682 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
3683 REG_CLASS_NAMES): Add P0REGS.
3684 (REGNO_REG_CLASS): Return it where appropriate.
3685 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
3686 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
3687 * doc/md.texi (Blackfin family): Document 'q' constraints.
3689 2007-09-11 Steve Kenton <skenton@ou.edu>
3691 * pa/linux-unwind.h: Guard with inhibit_libc.
3692 * pa/hpux-unwind.h: Likewise.
3694 2007-09-11 David Daney <ddaney@avtrex.com>
3696 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
3697 * doc/install.texi: Document new --with-llsc and --without-llsc
3699 * config.gcc: Handle --with-llsc and --without-llsc configure options.
3700 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
3701 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
3703 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3704 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3705 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3706 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3707 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
3708 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
3709 * config/mips/mips.opt (mllsc): New option.
3710 * config/mips/mips.c (mips_llsc): Define variable.
3711 (mips_handle_option): Handle mllsc option.
3712 (override_options): Set mips_print_operand_punct for '|' and '-'.
3713 (print_operand): Add new %| and %- operand codes.
3714 * config/mips/mips.h (mips_llsc_setting): New enum type.
3715 (mips_llsc): Declare.
3716 (OPTION_DEFAULT_SPECS): Add llsc handling.
3717 (GENERATE_SYNC): New macro.
3718 (GENERATE_LL_SC): New macro.
3719 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3720 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3721 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
3722 in %| and %- operand codes.
3724 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
3726 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
3727 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
3729 2007-09-11 Jason Merrill <jason@redhat.com>
3732 * stor-layout.c (layout_decl): Do pack variable size fields.
3734 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
3736 * config/m68k/predicates.md (movsi_const0_operand,
3737 non_symbolic_call_operand): New predicates.
3739 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
3741 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
3742 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
3743 CW, CZ, CS, Ap and Ac.
3745 * config/m68k/m68k.md (UNSPEC_IB): New constant.
3746 (constraints.md): New include.
3747 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
3748 opx_mem, opy_mem, op_mem, guess, split): New attributes.
3749 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
3751 (pushdi): Add split.
3752 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
3753 attributes. Split tstsi_internal_68020_cf from it.
3754 (tstsi_internal_68020_cf): New pattern.
3755 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
3756 (tst<mode>_cf): Specify attributea.
3757 (cmpsi_cf): Name pattern. Specify attributes.
3758 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
3759 (pushexthisi_const): Fix to use alternatives. Specify
3761 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
3762 from it. Fix to use alternatives. Specify attributes.
3763 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
3764 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
3766 (movsf_cf_soft): Specify attributes.
3767 (movdf_cf_soft): Add split.
3768 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
3769 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
3770 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
3771 (truncdfsf2_68881): Name pattern. Specify attributes.
3772 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
3773 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
3774 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
3776 (addsi3_5200): Fix to use alternatives. Specify attributes.
3778 (add<mode>3_cf, subdi_dishl32): Specify attributes.
3779 (subsi3): Add alternative for subq.l. Specify attributes.
3780 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
3781 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
3783 (umulhisi3): Specify attributes.
3784 (mulhisisi3_z): Name pattern. Specify attributes.
3785 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
3786 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
3787 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
3788 bsetmemqi): Specify attributes.
3789 (bsetmemqi_ext): Name pattern. Specify attributes.
3790 (bclrmemqi): Specify attributes.
3791 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
3792 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
3794 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
3795 pattern. Specify attributes.
3796 (jump): Specify attributes.
3797 (tablejump_internal): Name pattern. Specify attributes.
3798 (call_value): Split into non_symbolic_call_value,
3799 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
3800 alternatives. Specify attributes.
3801 (non_symbolic_call_value, symbolic_call_value_jsr,
3802 symbolic_call_value_bsr): New patterns.
3803 (nop, return, unlink, indirect_jump): Specify attributes.
3804 (trap): Fix condition. Specify attributes.
3807 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
3808 (override_options): Initialize it. Initialize m68k_sched_cpu.
3809 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
3810 (const_method): Make global, rename to m68k_const_method.
3811 (const_int_cost, output_move_const_into_data_reg): Update.
3812 (output_move_double): Parametrize to emit rtl code, rename to
3814 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
3815 emit_movsi): New static functions.
3816 (output_move_double): New function with semantics of old
3818 (m68k_emit_move_double): New function.
3819 (m68k_sched_cpu): New variable.
3820 (attr_op_type): New enum.
3821 (sched_guess_p): New variable.
3822 (sched_address_type, sched_operand_type, sched_attr_op_type):
3823 New static functions.
3824 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
3825 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
3826 (sched_branch_type): New static variable.
3827 (m68k_sched_branch_type): New function.
3828 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
3829 (m68k_symbolic_call_var): Declare.
3830 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
3831 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
3832 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
3833 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
3836 2007-09-11 Jakub Jelinek <jakub@redhat.com>
3838 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
3839 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
3840 error if __builtin_va_arg_pack_len () wasn't optimized out during
3842 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
3843 with the number of inline's anonymous arguments.
3844 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
3846 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
3848 * fold-const.c (extract_muldiv_1): Do not simplify
3851 2007-09-11 Jan Hubicka <jh@suse.cz>
3853 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
3854 (TARGET_INTER_UNIT_CONVERSIONS): New.
3855 * i386.md (floatsi expanders): Remove redundant check for SImode
3856 source; offload to memory when asked for.
3857 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
3858 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
3860 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
3861 floatsidf2_mixed_memory, floatsidf2_sse_memory
3862 floatdisf2_mixed_memory, floatsisf2_sse_memory,
3863 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
3865 2007-09-11 Jan Hubicka <jh@suse.cz>
3867 * toplev.c (process_options): all frontends now do unit-at-a-time.
3868 * cgraphunit.c: update comments.
3869 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
3870 * c-decl.c (finish_function): use cgraph_add_new_function.
3871 * function.c (expand_function_end): We are always unit-at-a-time.
3873 2007-09-11 Richard Sandiford <richard@codesourcery.com>
3875 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
3876 settings for MIPS16.
3877 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
3879 2007-09-11 Richard Sandiford <richard@codesourcery.com>
3881 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
3882 SYMBOL_FORCE_TO_MEM constants.
3883 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
3884 (mips16_rewrite_pool_refs_info): New structure.
3885 (mips16_rewrite_pool_constant): New function, split out from...
3886 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
3887 mips16_rewrite_pool_refs_info structure rather than a pointer
3888 to a constant pool. Force force_to_mem_operands into memory.
3889 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
3890 * config/mips/predicates.md (force_to_mem_operand): New predicate.
3891 * config/mips/constraints.md (kf): New constraint.
3892 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
3893 (*movsi_mips16): Likewise.
3895 2007-09-11 Richard Sandiford <richard@codesourcery.com>
3896 Nigel Stephens <nigel@mips.com>
3897 David Ung <davidu@mips.com>
3899 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
3900 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
3901 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
3902 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
3903 (mips_zero_extend_cost): New functions.
3904 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
3905 Use the new functions. Tweak many cost estimates, both here
3906 and in the new subroutines. Return false when the cost of the
3907 operands has not been calculated. Check for *clear_upper32.
3908 Check for floating-point multiply-add, reciprocal and rsqrt
3909 patterns. Handle comparison and rotation codes.
3911 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
3913 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
3915 * config/i386/i386.c (get_dllimport_decl): Don't strip
3918 2007-09-10 Janis Johnson <janis187@us.ibm.com>
3921 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
3922 declarations to top.
3923 (DFP_TO_BFP): Use for either XFmode or TFmode.
3924 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
3926 * config/dfp-bit.h: Include float.h.
3927 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
3928 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
3929 which doesn't mean the same thing.
3930 (BFP_KIND): Use 4 to mean TFmode.
3931 (BFP_FMT): Specify the number of decimal digits based on the
3932 number of mantissa digits.
3933 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
3934 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
3935 (STR_TO_BFP): Use strtold for XFmode or TFmode.
3936 (TFtype): Define if TFmode is supported.
3937 * doc/libgcc.texi (Decimal float library routines): Document
3938 TF conversion functions.
3940 2007-09-10 Chao-ying Fu <fu@mips.com>
3942 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
3943 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3944 (mips_emit_compare): Process fixed-point modes.
3945 (mips_pad_arg_upward): Support fixed-point types.
3946 (override_options): Allow fixed-point modes in accumulators.
3947 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
3948 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
3949 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
3950 (mips_scalar_mode_supported_p): New function to accept fixed-point
3951 modes if the width is not greater than two BITS_PER_WORD.
3952 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
3953 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
3954 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
3955 LONG_LONG_ACCUM_TYPE_SIZE): Define.
3956 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
3958 ("IMODE"): New mode attribute.
3959 (mips-fixed.md): Include.
3960 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
3962 * config/mips/mips-fixed.md: New file.
3964 2007-09-11 Ben Elliston <bje@au.ibm.com>
3966 * config/spu/spu.md: Formatting fixes.
3968 2007-09-10 Janis Johnson <janis187@us.ibm.com>
3970 * config/dfp-bit.c (dfp_unary_func): Delete.
3971 (dfp_unary_op): Delete.
3972 (dfp_binary_op): Use decFloat functions instead of decNumber
3973 functions for binary operations.
3974 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
3975 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
3977 (dfp_compare_op): Use decFloat functions insteadof decNumber
3978 functions for comparisons.
3979 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
3980 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
3982 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
3983 call to dxx_binary_op and decFloat function.
3984 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
3985 calls to dxx_binary_op and decFloat function.
3986 * config/dfp-bit.h: Include decFloat header files.
3987 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
3988 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
3989 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
3990 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
3992 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
3993 Jan Sjodin <jan.sjodin@amd.com>
3995 * tree-vect-analyze.c (vect_analyze_operations): Change
3996 comparison of loop iterations with threshold to less than
3997 or equal to instead of less than. Reduce
3998 min_scalar_loop_bound by one.
3999 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4000 Change prologue and epilogue iterations estimate to vf/2,
4001 when unknown at compile-time. Change versioning guard
4002 cost to taken_branch_cost. If peeling for alignment is
4003 unknown at compile-time, change peel guard costs to one
4004 taken branch and one not-taken branch per peeled loop.
4005 If peeling for alignment is known but number of scalar loop
4006 iterations is unknown at compile-time, change peel guard
4007 costs to one taken branch per peeled loop. Change the cost
4008 model equation to consider vector iterations as the loop
4009 iterations less the prologue and epilogue iterations.
4010 Change outside vector cost check to less than or equal to
4011 zero instead of equal to zero.
4012 (vect_do_peeling_for_loop_bound): Reduce
4013 min_scalar_loop_bound by one.
4014 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
4015 TARG_COND_NOT_TAKEN_BRANCH_COST.
4016 * config/i386/i386.h (processor_costs): Add
4017 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
4018 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
4019 vec_align_load_cost, vect_unalign_load_cost,
4020 vec_store_cost, cond_taken_branch_cost,
4021 cond_not_taken_branch_cost.
4022 Define macros for x86 costs.
4023 * config/i386/i386.c:
4024 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
4025 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
4026 scalar_to_vec_cost, vec_align_load_cost,
4027 vect_unalign_load_cost, vec_store_cost,
4028 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
4029 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
4030 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
4031 core2_cost, generic64_cost, generic32_cost): Set to default
4033 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
4034 (x86_builtin_vectorization_cost): New.
4036 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4037 Ben Elliston <bje@au.ibm.com>
4039 * dfp.c: Include decimal128Local.h;
4040 (dfp_byte_swap): Remove.
4041 (encode_decimal32, decode_decimal32): Don't handle endianness.
4042 (encode_decimal64, decode_decimal64): Ditto.
4043 (encode_decimal128, decode_decimal128): Ditto.
4044 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
4046 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
4048 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
4049 * Makefile.in (DECNUM_H): Add decimal128Local.h.
4051 2007-09-10 David Daney <ddaney@avtrex.com>
4053 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
4055 (memory_barrier): Rewrote as an insn that clobbers memory.
4057 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4059 * config/mips/mips.c (mips_global_pointer): Check
4060 call_really_used_regs instead of call_used_regs.
4061 (mips_save_reg_p): Likewise. Save all call-saved registers
4062 if current_function_saves_all_registers. Fix indentation.
4063 No longer treat $18 as a special case.
4064 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
4066 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4068 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
4069 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
4070 the introductory comment.
4071 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4072 (override_options): Don't test for it.
4073 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4074 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
4075 * config/mips/vr.h: As for config/mips/sde.h.
4077 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4078 Revital Eres <eres@il.ibm.com>
4080 * target.h (struct gcc_target.sched): New field: sms_res_mii.
4081 (struct ddg): Define.
4082 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
4083 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
4084 * config/spu/spu.c: Include ddg.h.
4085 (TARGET_SCHED_SMS_RES_MII): Define.
4086 (spu_sms_res_mii): New function to calculate mii.
4087 * modulo-sched (res_MII): Use it.
4088 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
4090 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4092 * config/s390/s390.c (s390_dump_pool): Create copy of constant
4093 pool entries since they might hold values that must not be shared.
4095 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
4098 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
4099 Use 'N' operand constraint for op2.
4100 (lshr<mode>3): Ditto.
4101 (ashl<mode>3): Ditto.
4102 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
4103 (vec_shr_<mode>): Ditto.
4104 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
4105 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
4107 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4109 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
4110 Change mode macro in the last real_2expN parameter to uppercase.
4112 2007-09-10 Michael Matz <matz@suse.de>
4114 * tree-pass.h (pass_cselim): Declare new pass.
4115 * passes.c (init_optimization_passes): Link in pass_cselim.
4116 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
4117 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
4118 cond_store_replacement.
4119 (condstoretemp): New static variable.
4120 (cond_store_replacement): New function.
4121 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
4122 tree_ssa_phiopt_worker.
4123 (struct name_to_bb): New.
4124 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
4125 nt_init_block, nt_fini_block): New static functions.
4126 (seen_ssa_names, nontrap_set): New static variables.
4127 (gate_cselim, pass_cselim): Define new pass.
4128 * common.opt (ftree-cselim): New flag.
4129 * toplev.c (process_options): Set flag_tree_cselim if required.
4131 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
4133 * simplify-rtx.c (simplify_relational_operation_1): For recent
4134 canonicalization, don't recurse if op1 equals both PLUS arguments.
4136 2007-09-09 David Daney <ddaney@avtrex.com>
4138 * optabs.c (expand_sync_operation): Use plus insn if minus
4140 (expand_sync_fetch_operation): Ditto.
4142 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4144 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
4146 (*floatsisf2_sse_vector): Likewise.
4148 2007-09-09 Krister Walfridsson <cato@df.lth.se>
4150 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4152 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4154 * config/i386/i386.h (ix86_tune_indices): Rename
4155 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
4156 (TARGET_USE_VECTOR_CONVERTS): Updated.
4157 * config/i386/i386.c: Likewise.
4159 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
4160 Nigel Stephens <nigel@mips.com>
4162 * doc/invoke.texi (Overall Options): Add .sx file extension
4163 as a synonym for .S.
4164 * cppspec.c (known_suffixes): Likewise.
4165 * gcc.c (default_compilers): Likewise.
4167 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
4170 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
4171 * simplify-rtx.c (simplify_relational_operation_1): Add the
4172 canonicalization from i386.h.
4173 * doc/md.texi (Canonicalization of Instructions): Document it.
4175 2007-09-09 Jan Hubicka <jh@suse.cz>
4176 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4178 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
4179 (TARGET_USE_VECTOR_CONVERTS): New.
4180 * i386.md: New post-reload splitters for converting SF to DF and DF to
4182 (floatsi* expander): Special case vector conversions.
4183 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
4184 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
4185 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
4186 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4187 Disable when doing vector converts.
4188 (floatsi<mode>2_i387): Disable when
4189 * sse.md (vec_dupv2df): Export.
4190 * i386.c (ix86_tune_features): Enable SSE conversions.
4192 2007-09-09 Richard Guenther <rguenther@suse.de>
4194 * tree-ssa-operands.c (add_virtual_operand): Only mark
4195 stores as has_volatile_ops if alias information is not available.
4197 2007-09-09 Revital Eres <eres@il.ibm.com>
4199 * doc/contrib.texi: Add myself.
4201 2007-09-09 Ira Rosen <irar@il.ibm.com>
4203 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
4204 stmt_vinfo_set_outside_of_loop_cost): New functions.
4205 * tree-vect-transform.c (vect_get_cost_fields): Remove.
4206 (vect_model_simple_cost): Call
4207 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
4208 field instead of calling vect_get_cost_fields.
4209 (vect_model_store_cost, vect_model_load_cost): Likewise.
4211 2007-09-09 Revital Eres <eres@il.ibm.com>
4213 * config/rs6000/rs6000.c (paired_init_builtins): Add const
4214 declaration to bdesc_paired_preds variable.
4215 (paired_expand_builtin): Likewise.
4217 2007-09-09 Revital Eres <eres@il.ibm.com>
4219 * dbgcnt.def (sms_sched_loop): New counter.
4220 * modulo-sched.c: Use sms_sched_loop instead of
4221 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
4222 perform swing modulo scheduling on. Include dbgcnt.h.
4223 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
4224 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
4226 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
4228 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
4229 Substitute all uses with ...
4230 (MODEF): New mode iterator.
4232 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
4233 from pre-regalloc define_insn_and_split splitter pattern.
4234 (*fix_trunc<mode>_i387_1): Ditto.
4235 (*fistdi2_1): Ditto.
4236 (*fist<mode>2_1): Ditto.
4237 (frndintxf2_floor): Ditto.
4238 (*fist<mode>2_floor_1): Ditto.
4239 (frndintxf2_ceil): Ditto.
4240 (*fist<mode>2_ceil_1): Ditto.
4241 (frndintxf2_trunc): Ditto.
4242 (frndintxf2_mask_pm): Ditto.
4244 (prologue): Use (const_int 0) as never generated filler insn.
4246 (sibcall_epilogue): Ditto.
4247 (eh_return_si): Ditto.
4248 (eh_return_di): Ditto.
4250 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
4251 using MODEF mode iterator.
4252 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
4253 using MODEF mode iterator.
4254 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
4255 using MODEF mode iterator.
4256 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
4257 Macroize expander using MODEF mode iterator.
4259 (zero_extendsidi2): Remove operand constraints from expander.
4260 (smuldi3_highpart): Ditto.
4261 (indirect_jump): Ditto.
4264 * config/i386/sse.md (storentv4sf): Ditto.
4265 (storentv2df): Ditto.
4266 (storentv2di): Ditto.
4268 (sse2_cvtpd2ps): Ditto.
4269 (vec_interleave_highv16qi): Ditto.
4270 (vec_interleave_lowv16qi): Ditto.
4271 (vec_interleave_highv8hi): Ditto.
4272 (vec_interleave_lowv8hi): Ditto.
4273 (vec_interleave_highv4si): Ditto.
4274 (vec_interleave_lowv4si): Ditto.
4275 (vec_interleave_highv2di): Ditto.
4276 (vec_interleave_lowv2di): Ditto.
4277 (sse2_maskmovdqu): Ditto.
4278 * config/i386/mmx.md (mmx_maskmovq): Ditto.
4280 2007-09-09 Ira Rosen <irar@il.ibm.com>
4282 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
4283 (struct _slp_tree, struct _slp_instance): Define new data structures
4284 along macros for their access.
4285 (struct _loop_vec_info): Define new fields: strided_stores,
4286 slp_instances, and slp_unrolling_factor along macros for their access.
4287 (enum slp_vect_type): New.
4288 (struct _stmt_vec_info): Define new field, slp_type, and macros for
4290 (STMT_VINFO_STRIDED_ACCESS): New macro.
4291 (vect_free_slp_tree): Declare.
4292 (vectorizable_load): Add an argument of type slp_tree.
4293 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
4294 vectorizable_assignment): Likewise.
4295 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
4296 Declare (make extern).
4297 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4298 (new_loop_vec_info): Likewise.
4299 (destroy_loop_vec_info): Free memory allocated for SLP structures.
4300 * tree-vect-analyze.c: Include recog.h.
4301 (vect_update_slp_costs_according_to_vf): New.
4302 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
4303 functions. For not pure SLP stmts with strided access check that the
4304 group size is power of 2. Update the vectorization factor according to
4305 SLP. Call vect_update_slp_costs_according_to_vf.
4306 (vect_analyze_group_access): New.
4307 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
4308 (vect_free_slp_tree): New functions.
4309 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
4310 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
4311 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
4312 vect_detect_hybrid_slp): Likewise.
4313 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
4314 and vect_detect_hybrid_slp.
4315 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
4316 SLP costs into account.
4317 (vect_get_cost_fields): New function.
4318 (vect_model_simple_cost): Make extern, add SLP parameter and handle
4320 (vect_model_store_cost, vect_model_load_cost): Likewise.
4321 (vect_get_constant_vectors): New function.
4322 (vect_get_slp_vect_defs, vect_get_slp_defs,
4323 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
4324 vect_get_vec_defs): Likewise.
4325 (vectorizable_reduction): Don't handle SLP for now.
4326 (vectorizable_call): Don't handle SLP for now. Add argument to
4327 vect_model_simple_cost.
4328 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
4329 get SLPed and vectorized defs). Fix indentation and spacing.
4330 (vectorizable_assignment): Handle SLP.
4331 (vectorizable_induction): Don't handle SLP for now.
4332 (vectorizable_operation): Likewise.
4333 (vectorizable_type_demotion): Add argument to
4334 vect_model_simple_cost.
4335 (vectorizable_type_promotion): Likewise.
4336 (vectorizable_store, vectorizable_load): Handle SLP.
4337 (vectorizable_condition): Don't handle SLP for now.
4338 (vect_transform_stmt): Add a new argument for SLP. Check that there is
4339 no SLP transformation required for unsupported cases. Add SLP
4340 argument for supported cases.
4341 (vect_remove_stores): New function.
4342 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
4343 (vect_transform_loop): Schedule SLP instances.
4344 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
4346 2007-09-09 Andrew Haley <aph@redhat.com>
4348 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
4351 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
4353 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
4354 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
4355 Similar for what label_refs can go in the JUMP_TARGET field. Split
4356 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
4357 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
4358 REG_LABEL when replacing an operand with a LABEL_REF for a
4360 (subst_reloads): When replacing a LABEL_REG with a register,
4361 instead of generating a REG_LABEL note, assert that there already
4362 is one or that the label is a known target for the insn.
4363 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
4364 note, check the JUMP_LABEL field. Remove "else" after return.
4365 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
4366 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
4367 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
4368 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
4369 insns. Iterate over all notes; don't assume there's only one.
4370 * cse.c (recorded_label_ref): Adjust comment to refer to
4372 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
4373 insns, not just NONJUMP_INSN_P.
4374 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
4375 isn't a jump target.
4376 * jump.c (rebuild_jump_labels): Adjust head comment.
4377 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
4378 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
4379 (mark_all_labels): For JUMP_P insns without a target, check if the
4380 the target is noted on the previous nonjump insn.
4381 (mark_jump_label_1): New function, guts from mark_jump_label.
4382 <case IF_THEN_ELSE>: Handle first operand as a non-target when
4383 marking jump target labels.
4384 <case LABEL_REF>: Adjust for whether to generate a
4385 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
4386 For 'E' format rtl, iterate in descending element order.
4387 (delete_related_insns): Handle both REG_LABEL_TARGET and
4388 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
4389 reference count, delete and fallthrough. Move finding-next-
4390 non-deleted insn last in the function. Look at all INSN_P insns
4391 for REG_LABEL_OPERAND notes.
4392 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
4394 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
4395 JUMP_LABEL, output the INSN_UID of it.
4396 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
4397 and/or REG_LABEL_TARGET.
4398 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
4399 with jump.c copy by only adding notes for labels actually
4400 referenced in the insn.
4401 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
4402 usage count increment; handle all INSN_P trial insns.
4403 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
4405 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
4406 REG_LABEL_TARGET and REG_LABEL_OPERAND.
4407 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
4409 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
4410 JUMP_P insns and REG_LABEL_OPERAND everywhere.
4411 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
4412 on all INSN_P insns.
4413 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
4414 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
4415 REG_LABEL_OPERAND notes.
4416 * reload1.c (calculate_needs_all_insns): Adjust comments.
4417 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
4418 * config/alpha/alpha.md (split for load of an address into a
4419 four-insn sequence on Unicos/Mk): Adjust to use
4421 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
4423 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4426 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4427 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4428 FOR_BB_INSNS_SAFE instead of for loop.
4429 * cse.c (cse_extended_basic_block): Likewise.
4430 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4431 that the for loop does not invoke NEXT_INSN on a deleted insn.
4432 * function.c (instantiate_virtual_regs): Likewise.
4433 * lower-subreg.c (remove_retval_note): Likewise.
4434 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4436 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4438 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4439 insn, if it's a jump.
4440 (try_redirect_by_replacing_jump): New variable jump_p. Call
4441 tablejump_p before delete_insn_chain.
4442 * reload1.c (reload): New variable next. Make sure that the for
4443 loop does not invoke NEXT_INSN on a deleted insn.
4444 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4445 (delete_output_reload): New variable prev. Make sure the the for
4446 loops do not invoke PREV_INSN on a deleted insn.
4448 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4450 * pa/constraints.md: Remove 'X' from unused letters comment.
4452 2007-09-08 Richard Guenther <rguenther@suse.de>
4454 * tree-tailcall.c (find_tail_calls): If we don't have aliases
4455 computed check stmt_ann->references_memory instead of counting
4458 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
4460 * cse.c (fold_rtx): Use validate_unshare_change() instead of
4461 validate_change() in one more case.
4463 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
4465 PR tree-optimization/32283
4466 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
4467 estimated_loop_iterations.
4468 (determine_use_iv_cost_condition): Decrease cost of expressions
4469 used in iv elimination.
4471 2007-09-08 Richard Guenther <rguenther@suse.de>
4473 * tree-cfg.c (verify_gimple_expr): Avoid building new
4474 pointer types, use TYPE_POINTER_TO if available instead.
4476 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
4479 PR rtl-optimization/26449
4480 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
4481 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
4483 (mulv16qi3): Implement as define_insn_and_split pattern instead of
4484 define_expand. Split insn in split1 pass.
4487 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
4489 PR tree-optimization/33301
4490 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
4493 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
4495 PR tree-optimization/32183
4496 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
4498 * tree-ssa-reassoc.c: Include cfgloop.h.
4499 (is_reassociable_op): Add a loop argument and return true only
4501 (linearize_expr): Updated.
4502 (should_break_up_subtract): Likewise.
4503 (linearize_expr_tree): Likewise.
4504 (init_reassoc): Call loop_optimizer_init with
4505 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
4506 with CDI_DOMINATORS.
4507 (fini_reassoc): Call loop_optimizer_finalize.
4509 2007-09-07 Sterling Augustine <sterling@tensilica.com>
4511 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
4512 if there is no i-cache.
4514 2007-09-07 Richard Guenther <rguenther@suse.de>
4517 2007-09-06 Richard Guenther <rguenther@suse.de>
4519 PR tree-optimization/32586
4520 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4521 folding if nothing changed.
4522 (simplify_unary_expression): New function. Do tree combining
4523 on conversion like codes.
4524 (try_to_simplify): Call it.
4526 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4529 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
4530 (__gthread_active,__gthread_start, __gthread_active_init): New.
4531 * gthr-posix95.h: Likewise.
4533 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
4535 * function.h (struct function): Rename calls_unwind_init
4536 to saves_all_registers.
4537 (current_function_saves_all_registers): Renamed from
4538 current_function_calls_unwind_init.
4539 * reload1.c (reload): Set current_function_saves_all_registers.
4540 * except.c (expand_builtin_unwind_init): Likewise.
4541 * config/m68k/m68k.c (m68k_save_reg): Use
4542 current_function_saves_all_registers to save pic register.
4544 2007-09-07 Janis Johnson <janis187@us.ibm.com>
4546 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
4547 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
4549 Reapply reverted changes:
4551 2007-09-06 Jan Hubicka <jh@suse.cz>
4553 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
4556 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4558 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
4559 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
4561 2007-09-05 Janis Johnson <janis187@us.ibm.com>
4563 * optabs.c (expand_float): Convert unsigned integer as signed only
4564 if it provides sufficient accuracy; add mode argument to real_2expN.
4565 (expand_fix): Fix comment typos; extend binary float into mode
4566 wider than destination for converion to unsigned integer; add mode
4567 argument to real_2expN.
4568 * real.c (real_2expN): Add mode argument to special-case decimal
4570 * real.h (real_2expN): Ditto.
4571 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
4573 (fixed_from_string): Ditto.
4574 (fixed_to_decimal): Ditto.
4575 (fixed_convert_from_real): Ditto.
4576 (real_convert_from_fixed): Ditto.
4577 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
4578 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
4579 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
4580 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
4582 2007-09-07 Diego Novillo <dnovillo@google.com>
4584 * tree-flow.h (const_block_stmt_iterator): Remove.
4585 Update all users to use block_stmt_iterator.
4586 * tree-iterator.h (const_tree_stmt_iterator): Remove.
4587 Update all users to use tree_stmt_iterator.
4589 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
4591 * config/mips/mips.c (mips_set_current_function): Temporarily
4592 make this a no-op to fix bootstrap errors, pending rewrite.
4594 2007-09-07 Jan Hubicka <jh@suse.cz>
4596 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
4599 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
4601 PR tree-optimization/33299
4602 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
4603 uses for all relevant loop-exit phis, not just the first.
4605 2007-09-07 Richard Guenther <rguenther@suse.de>
4608 * tree-ssa-operands.c (access_can_touch_variable): An access
4609 of the form (*p)[0] can touch a variable of same size.
4611 2007-09-07 Jan Hubicka <jh@suse.cz>
4613 * passes.c (init_optimization_passes): Add simple dce and addressable
4615 * tree-ssa.c (execute_update_addresses_taken): New function.
4616 (pass_update_address_taken): New.
4617 * tree-ssa-dse.c (execute_simple_dse): New function.
4618 (pass_simple_dse): New.
4619 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
4621 2007-09-07 Tobias Burnus <burnus@net-b.de>
4624 * doc/invoke.texi: Fix -Wstrict-overflow= table.
4626 2007-09-07 Richard Guenther <rguenther@suse.de>
4629 2007-09-06 Richard Guenther <rguenther@suse.de>
4631 PR tree-optimization/32586
4632 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4633 folding if nothing changed.
4634 (simplify_unary_expression): New function. Do tree combining
4635 on conversion like codes.
4636 (try_to_simplify): Call it.
4638 2007-09-07 Richard Guenther <rguenther@suse.de>
4639 Uros Bizjak <ubizjak@gmail.com>
4641 PR tree-optimization/32821
4642 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
4643 NULL in the call to set_bb_stmt_list.
4645 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4647 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
4648 float calls here, rather than leaving some to the caller.
4649 Use call_internal_direct and call_value_internal_direct.
4650 * config/mips/mips.md (call_internal_direct): New pattern.
4651 (call_value_internal_direct): Likewise.
4653 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4655 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
4656 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
4658 (override_options): Set mips_base_move_loop_invariants.
4660 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4662 * config/mips/mips.opt (mcode-readable=): Move to keep list
4665 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4667 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
4668 and -mgpopt options. Adjust the -G documentation to match.
4669 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
4670 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
4671 function, split out from mips_classify_symbol. Return false for
4672 !TARGET_LOCAL_SDATA.
4673 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
4674 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
4675 (override_options): Check whether the -mgpopt setting is consistent
4676 with the other flags.
4677 (symbolic_expression_p): Delete.
4678 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
4679 and default_elf_select_rtx_section.
4680 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
4681 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
4682 external data and TARGET_EXTERN_SDATA.
4684 2007-09-07 Tobias Burnus <burnus@net-b.de>
4687 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
4689 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4691 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4692 FOR_BB_INSNS_SAFE instead of for loop.
4693 * cse.c (cse_extended_basic_block): Likewise.
4694 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4695 that the for loop does not invoke NEXT_INSN on a deleted insn.
4696 * function.c (instantiate_virtual_regs): Likewise.
4697 * lower-subreg.c (remove_retval_note): Likewise.
4698 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4700 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4702 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4703 insn, if it's a jump.
4704 (try_redirect_by_replacing_jump): New variable jump_p. Call
4705 tablejump_p before delete_insn_chain.
4706 * reload1.c (reload): New variable next. Make sure that the for
4707 loop does not invoke NEXT_INSN on a deleted insn.
4708 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4709 (delete_output_reload): New variable prev. Make sure the the for
4710 loops do not invoke PREV_INSN on a deleted insn.
4712 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
4714 * cgraphbuild.c (rebuild_cgraph_edges): Export.
4715 * cgraph.h (rebuild_cgraph_edges): Declare.
4716 * tree-pass.h (pass_expand_omp_ssa): New.
4717 * omp-low.c (find_omp_clause): Export.
4718 (copy_var_decl): Split from omp_copy_decl_2.
4719 (build_omp_barrier): Return the call to emit instead of emitting
4721 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
4723 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
4724 expand_omp_for_generic, expand_omp_for_static_nochunk,
4725 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
4726 Adapted to work on SSA form.
4727 (execute_expand_omp): Do not invalidate dominance information.
4728 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
4729 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
4730 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
4732 (force_gimple_operand): Allow gimplifying code expressions without
4734 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
4735 * common.opt (fopenmp-ssa): New.
4736 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
4737 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
4738 * tree-cfg.c: Include tree-inline.h.
4739 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
4740 (replace_by_duplicate_decl, replace_ssa_name,
4741 mark_virtual_ops_in_region): New functions.
4742 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
4743 to work on SSA form.
4744 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
4745 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
4748 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4750 * tree-loop-linear.c: Include obstack.h.
4751 (linear_transform_loops): New obstack lambda_obstack.
4752 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
4753 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
4754 and free afterwards.
4755 * lambda.h (struct obstack): New forward declaration.
4756 (lambda_linear_expression_new): New parameter of type struct
4758 (lambda_loopnest_new): Likewise.
4759 (lambda_loopnest_transform): Likewise.
4760 (lambda_body_vector_new): Likewise.
4761 (lambda_body_vector_compute_new): Likewise.
4762 (gcc_loopnest_to_lambda_loopnest): Likewise.
4763 (lambda_loopnest_to_gcc_loopnest): Likewise.
4764 * lambda-code.c: Include obstack.h.
4765 (lambda_lattice_new): New parameter lambda_obstack. Use it for
4767 (lambda_body_vector_new): Likewise.
4768 (lambda_linear_expression_new): Likewise.
4769 (lambda_lattice_new): Likewise.
4770 (lambda_loopnest_new): Likewise. Additionally use obstack to
4771 allocate LN_LOOPS(ret).
4772 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
4773 it to lambda_lattice_new.
4774 (lambda_body_vector_compute_new): New parameter lambda_obstack.
4775 Pass it to lambda_body_vector_new.
4776 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
4777 it to lambda_lattice_new.
4778 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
4779 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
4780 (lambda_compute_target_space): Likewise.
4781 (lambda_compute_auxillary_space): New parameter lambda_obstack.
4782 Pass it to lambda_lattice_compute_base and
4783 compute_nest_using_fourieer_motzkin.
4784 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
4785 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
4786 and lambda_lattice_compute_target_space.
4787 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
4788 Pass it to lambda_linear_expression_new.
4789 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
4790 to gcc_tree_to_linear_expression.
4791 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
4792 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
4793 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
4794 Pass it to lambda_body_vector_new and
4795 lambda_body_vector_compute_new.
4796 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
4797 (lambda-code.o): Likewise.
4799 2007-09-06 Chao-ying Fu <fu@mips.com>
4801 * ginclude/stdfix.h: New file.
4802 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
4803 (convert.o): Add dependence on fixed-value.h.
4804 * c-convert.c (convert): Support FIXED_POINT_TYPE.
4805 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
4806 to define fixed-point constants.
4807 (c_cpp_builtins): Define fixed-point constants.
4808 * convert.c (fixed-value.h): New include.
4809 (convert_to_real): Update comment to include fixed-point.
4810 Support FIXED_POINT_TYPE.
4811 (convert_to_integer): Update comment to include fixed-point.
4812 Support FIXED_POINT_TYPE.
4813 (convert_to_complex): Support FIXED_POINT_TYPE.
4814 (convert_to_fixed): New function.
4815 * convert.h (convert_to_fixed): Declare.
4816 * genopinit.c: Add comment about $Q for only fixed-point modes.
4817 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
4818 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
4819 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
4820 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
4821 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
4822 usneg_optab for fixed-point modes.
4823 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
4825 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
4826 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
4827 unsigned saturation optabs, when type is saturating.
4828 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
4829 (expand_fixed_convert): New function.
4830 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
4831 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
4832 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
4833 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
4834 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
4835 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
4837 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
4838 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
4839 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
4840 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
4841 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
4843 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
4844 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
4845 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
4846 fractuns, satfractuns.
4847 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
4848 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
4849 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
4850 OTI_ssmsub_widen, OTI_usmsub_widen.
4851 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
4852 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
4853 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
4854 umsub_widen_optab, usmsub_widen_optab): Define.
4855 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
4857 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
4859 (expand_fixed_convert): Declare.
4860 * expr.c (convert_move): Support the move of fixed-point modes.
4861 (emit_move_insn_1): Handle fixed-point mode to move via integer.
4862 (categorize_ctor_elements_1): Handle FIXED_CST.
4863 (count_type_elements): Handle FIXED_POINT_TYPE.
4864 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
4865 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4867 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
4868 multiply and add/subtract for fixed-point types.
4869 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
4870 mode, we jump to binop directly.
4871 Support FIXED_CONVERT_EXPR.
4872 (do_store_flag): Check FIXED_CST to put a constant second.
4873 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
4874 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4875 (const_vector_from_tree): Support FIXED_CST.
4876 * doc/extend.texi (Fixed-Point): New node.
4877 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
4878 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
4879 satfract, fractuns, satfractuns): Document them.
4881 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4883 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
4884 addresses into I registers.
4886 2007-09-06 Jan Hubicka <jh@suse.cz>
4887 Andreas Tobler <a.tobler@schweiz.org>
4889 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
4891 (machopic_legitimize_pic_address): Likewise.
4893 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4894 Jan Hubicka <jh@suse.cz>
4896 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
4897 instead of ufloat_optab->handlers directly.
4898 (floatdidf2): Likewise.
4900 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
4902 * config/mips/mips.c: Include diagnostic.h.
4903 (mips_set_current_function): Check errorcount and sorrycount
4904 before generating RTL.
4906 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4909 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
4910 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
4911 (print_operand_reloc): Likewise.
4913 2007-09-06 Janis Johnson <janis187@us.ibm.com>
4917 2007-09-06 Jan Hubicka <jh@suse.cz>
4919 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
4922 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4924 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
4925 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
4927 2007-09-05 Janis Johnson <janis187@us.ibm.com>
4929 * optabs.c (expand_float): Convert unsigned integer as signed only
4930 if it provides sufficient accuracy; add mode argument to real_2expN.
4931 (expand_fix): Fix comment typos; extend binary float into mode
4932 wider than destination for converion to unsigned integer; add mode
4933 argument to real_2expN.
4934 * real.c (real_2expN): Add mode argument to special-case decimal
4936 * real.h (real_2expN): Ditto.
4937 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
4939 (fixed_from_string): Ditto.
4940 (fixed_to_decimal): Ditto.
4941 (fixed_convert_from_real): Ditto.
4942 (real_convert_from_fixed): Ditto.
4943 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
4944 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
4945 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
4946 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
4948 2007-09-06 Tom Tromey <tromey@redhat.com>
4950 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
4951 * c-pch.c (c_common_read_pch): Restore current location after
4953 * tree.c (expand_location): Update.
4954 (expr_filename): Changed return type. Unified the two cases.
4955 (expr_lineno): Likewise.
4956 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
4958 * toplev.c (line_table): Changed type.
4959 (general_init): Update.
4960 (realloc_for_line_map): New function.
4961 (general_init): Allocate line_table using GC.
4962 * fix-header.c (line_table): Changed type.
4963 (read_scan_file): Update.
4964 (read_scan_file): Update.
4965 * c-ppoutput.c (maybe_print_line): Update.
4966 (print_line): Update.
4967 (cb_line_change): Update.
4968 (cb_define): Update.
4969 (pp_file_change): Update.
4970 * c-opts.c (c_common_init_options): Update.
4971 (finish_options): Update.
4972 (push_command_line_include): Update.
4973 * c-lex.c (cb_line_change): Update.
4974 (cb_def_pragma): Update.
4975 (cb_define): Update.
4977 (c_lex_with_flags): Use cpp_get_token_with_location.
4978 * input.h (line_table): Changed type.
4979 (location_from_locus): New macro.
4980 * tree.h (EXPR_FILENAME): No longer an lvalue.
4981 (EXPR_LINENO): Likewise.
4982 (expr_locus, set_expr_locus): Declare separately for
4983 USE_MAPPED_LOCATION.
4984 (expr_filename, expr_lineno): Changed return type.
4985 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
4986 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
4987 (expand_gimple_basic_block): Likewise.
4988 * final.c (final_scan_insn): Use expanded_location.
4990 2007-09-06 Richard Guenther <rguenther@suse.de>
4992 PR tree-optimization/32586
4993 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4994 folding if nothing changed.
4995 (simplify_unary_expression): New function. Do tree combining
4996 on conversion like codes.
4997 (try_to_simplify): Call it.
4998 * builtins.c (fold_builtin_cexp): Fold the built expressions.
4999 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
5001 2007-09-06 Jan Hubicka <jh@suse.cz>
5004 * cse.c (fold_rtx): Avoid invalid sharing.
5006 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5008 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5009 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5011 2007-09-06 Revital Eres <eres@il.ibm.com>
5013 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5014 Fix offsettable memory reference for 750CL.
5016 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
5018 * reload.c (find_reloads_address_1): Try to preserve original
5019 base/index regclass of operands.
5020 * regrename.c (scan_rtx_address): Likewise.
5021 (replace_oldest_value_addr): Likewise.
5023 2007-09-06 Richard Guenther <rguenther@suse.de>
5025 PR tree-optimization/33302
5026 * domwalk.c (walk_dominator_tree): The exit block is
5027 interesting even if it is not reachable.
5029 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5032 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
5034 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
5036 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
5039 2007-09-05 Ian Lance Taylor <iant@google.com>
5041 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
5043 (dump_generic_node): Likewise.
5044 * print-rtl.c (print_decl_name): Likewise.
5045 * print-tree.c (print_node_brief): Likewise.
5046 (print_node): Likewise.
5047 * Makefile.in (RTL_BASE_H): Add alias.h.
5050 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
5052 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
5054 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
5055 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
5057 2007-09-06 Jie Zhang <jie.zhang@analog.com>
5059 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
5060 (tm_defines): Define UCLIBC_DEFAULT to 1.
5061 (extra_options): Add linux.opt.
5062 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5063 (CRT_CALL_STATIC_FUNCTION): Likewise.
5064 (NO_IMPLICIT_EXTERN_C): Likewise.
5065 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5066 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
5067 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5068 (ENDFILE_SPEC): Don't define.
5069 (LIB_SPEC): Likewise.
5070 (CRT_CALL_STATIC_FUNCTION): Likewise.
5071 (NO_IMPLICIT_EXTERN_C): Likewise.
5072 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
5073 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5075 2007-09-06 Jan Hubicka <jh@suse.cz>
5077 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5080 2007-09-06 Jan Hubicka <jh@suse.cz>
5082 * opts.c (common_handle_option): Enable inlining functions for
5085 2007-09-06 Jakub Jelinek <jakub@redhat.com>
5087 * builtin-attrs.def (ATTR_NONNULL_3): New.
5088 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
5089 ATTR_NOTHROW_NONNULL_##FA.
5090 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
5091 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
5092 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
5093 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
5094 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
5095 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
5096 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
5098 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
5099 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
5100 ATTR_FORMAT_NOTHROW_3_4): Remove.
5101 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
5102 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
5103 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
5104 instead of ATTR_FORMAT_*_*.
5106 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
5108 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
5109 parts re-used for REG_FRAME_RELATED_EXPR.
5111 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5113 * optabs.c (expand_float): Convert unsigned integer as signed only
5114 if it provides sufficient accuracy; add mode argument to real_2expN.
5115 (expand_fix): Fix comment typos; extend binary float into mode
5116 wider than destination for converion to unsigned integer; add mode
5117 argument to real_2expN.
5118 * real.c (real_2expN): Add mode argument to special-case decimal
5120 * real.h (real_2expN): Ditto.
5121 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5123 (fixed_from_string): Ditto.
5124 (fixed_to_decimal): Ditto.
5125 (fixed_convert_from_real): Ditto.
5126 (real_convert_from_fixed): Ditto.
5127 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5128 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5129 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5130 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5132 2007-09-05 Ian Lance Taylor <iant@google.com>
5134 * init-regs.c (initialize_uninitialized_regs): Call
5135 emit_insn_before rather than add_insn_before.
5137 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5139 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
5140 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
5141 * tree-inline.h (copy_body_data): Add call_expr field.
5142 * tree-inline.c (expand_call_inline): Initialize call_expr.
5143 (copy_bb): Append anonymous inline fn arguments to arguments
5144 when inlining a CALL_EXPR_VA_ARG_PACK call.
5145 * builtins.c (expand_builtin): Issue an error if
5146 BUILT_IN_VA_ARG_PACK is seen during expand.
5147 (fold_call_expr, fold_builtin_call_array): Don't fold
5148 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
5149 __builtin_va_arg_pack () call as last argument.
5150 * gimplify.c (gimplify_call_expr): If last argument to a vararg
5151 function is __builtin_va_arg_pack (), decrease number of call
5152 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
5153 * expr.c (expand_expr_real_1): Issue an error if
5154 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
5155 * tree-pretty-print.c (dump_generic_node): Handle printing
5156 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
5157 * doc/extend.texi (__builtin_va_arg_pack): Document.
5159 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
5161 PR tree-optimization/21513
5162 * builtins.c (build_builtin_expect_predicate): New function.
5163 (fold_builtin_expect): Add argument for expected value.
5164 Distribute __builtin_expect over short-circuiting operations.
5165 Fold nested builtin_expects.
5166 (fold_builtin_2): Adjust call to fold_builtin_expect.
5168 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
5171 PR tree-optimization/13756
5172 * doc/invoke.texi (Options That Control Optimization): Document
5175 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
5177 * gcc/config/i386/cpuid.h: New file.
5178 * gcc/config/i386/driver-i386.c: Include cpuid.h.
5179 (describe_cache): Shrink size and line strings to 100 bytes.
5180 (detect_caches_amd): Return "" for unsupported max_ext_level.
5181 Use __cpuid function.
5182 (detect_caches_intel): Return "" for unsupported max_level.
5183 Use __cpuid function.
5184 (host_detect_local_cpu): Change feature flag variables to
5185 unsigned int. Initialize only extended feature flag variables.
5186 Use __get_cpuid_max to determine max supported cpuid level.
5187 Use __cpuid function to determine supported features. Fix
5188 calculation of family id. Remove is_amd and check signature
5189 directly. Check for Geode signature. Handle family 4 id.
5190 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
5191 cpu discovery code to lower part of the function.
5192 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
5193 for sub-architecture.
5194 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
5195 [PROCESSOR_K8]: Add k8-sse3 architecture.
5196 [PROCESSOR_NOCONA]: Remove.
5197 [PROCESSOR_GENERIC64]: Ditto.
5198 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
5199 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
5200 to check for SSE and FXSAVE support.
5201 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
5202 Add -minline-all-stringops.
5203 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
5204 (x86_64-*-*): Ditto.
5206 2007-09-05 Jie Zhang <jie.zhang@analog.com>
5208 * config/bfin/linux-unwind.h: New file.
5209 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
5210 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
5212 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5214 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
5215 * stmt.c: Include alloc-pool.h.
5216 (struct case_node): Remove GTY marker.
5217 (add_case_node): New parameter case_node_pool. Use it for
5219 (expand_case): New allocation pool case_node_pool. Initialize it,
5220 pass to add_case_node and free it.
5222 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5223 David Ung <davidu@mips.com>
5224 Nigel Stephens <nigel@mips.com>
5226 Add mips16/nomips16 function attributes and -mflip-mips16 option
5227 for testing mixed-mode compilation.
5229 * config/mips/mips.opt (mflip-mips16): New.
5231 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
5232 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
5234 * config/mips/mips.c (mips_base_target_flags): New.
5235 (mips_base_mips16): New.
5236 (mips_base_schedule_insns): New.
5237 (mips_base_reorder_blocks_and_partition): New.
5238 (mips_base_align_loops): New.
5239 (mips_base_align_jumps): New.
5240 (mips_base_align_functions): New.
5241 (mips16_flipper): New.
5242 (mips_attribute_table): Add "mips16" and "nomips16" entries.
5243 (TARGET_SET_CURRENT_FUNCTION): Define.
5244 (mips_mips16_type_p, mips_nomips16_type_p): New.
5245 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
5246 (mips_function_ok_for_sibcall): Make it deal with functions with
5248 (mips_init_split_addresses): New, split out from override_options.
5249 (mips_init_relocs): New, split out from override_options.
5250 (was_mips16_p): New.
5251 (mips_set_mips16_mode): New, split out from override_options.
5252 (mips_set_current_function): New.
5253 (override_options): Add sorry for unsupported mips16/pic
5254 combination. Remove error for mips16/dsp combination. Save
5255 base option settings.
5256 (mips_file_start): Move mips16 mode setting output from here....
5257 (mips_output_function_prologue): ....to here.
5258 (mips_output_mi_thunk): Check for mips16 function.
5259 (build_mips16_function_stub): Don't set .mips16 here.
5260 (build_mips16_call_stub): Likewise.
5261 (mips_expand_builtin): Error in mips16 mode.
5262 (mips_use_mips16_mode_p): New.
5263 (mips_encode_section_info): Check for mips16 function, and set
5264 SYMBOL_REF_FLAGS accordingly.
5266 * doc/extend.texi (Function Attributes): Document new
5267 mips16/nomips16 attributes.
5268 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
5269 (MIPS Options): Document -mflip-mips16.
5271 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5273 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
5274 if we encounter TLS address in MIPS16 mode.
5275 (mips_legitimize_const_move): Check cannot_force_const_mem for
5276 the (const (plus symbol offset)) case; this forces invalid TLS
5277 address in MIPS16 mode to be caught by the above call to sorry.
5278 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
5279 because that now enables emutls, which is not ABI compatible
5280 with native TLS in non-MIPS16 mode.
5282 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5284 Add target hook invoked when cfun changes.
5286 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
5287 * target.h (struct gcc_target): Add set_current_function.
5288 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
5289 (TARGET_INITIALIZER): Add initializer for set_current_function.
5290 * tree.h (push_struct_function): New.
5291 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
5293 (set_cfun): Declare.
5294 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
5296 (push_function_context_to): Use allocate_struct_function
5297 to create null context, not init_dummy_function_start. Use set_cfun.
5298 (pop_function_context_from): Use set_cfun.
5299 (in_dummy_function): New.
5300 (invoke_set_current_function_hook): New.
5302 (push_cfun, pop_cfun): Use set_cfun.
5303 (push_struct_function): New.
5304 (allocate_struct_function): Call invoke_set_current_function_hook
5306 (prepare_function_start): Don't set cfun here. Remove unused
5307 argument; fix all callers.
5308 (init_dummy_function_start): Fiddle with in_dummy_function. Call
5309 push_struct_function.
5310 (init_function_start): Set cfun here.
5311 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
5312 * omp-low.c (create_omp_child_function): Use push_struct_function
5313 and pop_cfun to save/restore state.
5314 (expand_omp_parallel): Remove unused saved_cfun variable.
5315 * cgraphunit.c (ipa_passes): Use set_cfun.
5316 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
5317 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
5318 * matrix-reorg.c (transform_allocation_sites): Likewise.
5319 (matrix_reorg): Use set_cfun.
5320 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
5321 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
5322 assignment to cfun; use set_cfun for the other.
5323 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
5324 (dump_function_to_file): Use push_cfun/pop_cfun here.
5325 * c-decl.c (finish_function): Use set_cfun.
5327 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5329 * regrename.c (rerename_optimize): Use deferred rescanning and
5330 insert explicit calls to rescan insns when changed.
5332 2007-09-05 Jan Hubicka <jh@suse.cz>
5334 * optabs.c (libfunc_entry): Change optab to integer.
5335 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
5336 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
5337 of pointers for hashing.
5339 2007-09-05 Jan Hubicka <jh@suse.cz>
5341 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
5343 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
5344 * see.c (pass_see): Likewise.
5345 * tracer.c (pass_tracer): Likewise.
5346 * postreload-gcse.c (pass_gcse2): Likewise.
5347 * postreload.c (pass_postreload_cse): Likewise.
5348 * mode-switching.c (pass_mode_switching): Likewise.
5349 * modulo-sched.c (pass_sms): Likewise.
5350 * cse.c (cse_insn): Likewise.
5351 * web.c (pass_web): Likweise.
5352 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
5353 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
5354 * loop-init.c (pass_rtl_loop_init): Likewise.
5355 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
5356 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
5357 * global.c (pass_global_alloc): Likewise.
5358 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
5359 pass_if_after_reload): Likewise.
5360 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
5361 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
5362 * regmove.c (pass_regmove): Likewise.
5363 * function.c (pass_thread_prologugues_epilogues): Likewise.
5364 * gcse.c (pass_gcse): Likewise.
5365 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
5366 * lower-subreg.c (pass_lower_subreg2): Likewise.
5367 * bt-load.c (pass_branch_target_load): Likewise.
5368 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
5369 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
5370 * combine.c (pass_combine): Likewise.
5371 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
5372 (pass_partition_blocks): Likewise.
5373 * var-tracking.c (pass_variable_track): Likewise.
5374 * reg-stack.c (pass_stack_regs_run): Likewise.
5375 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
5376 * passes.c (pass_postreload): Likewise.
5377 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
5378 * tree-pass.h (TODO_verify_rtl_sharing): New.
5379 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
5380 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
5381 TODO_set_props, TODO_df_finish, TODO_df_verify,
5382 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
5384 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5386 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
5387 fold_real_zero_addition_p, reorder_operands_p,
5388 div_if_zero_remainder, fold_undefer_overflow_warnings,
5389 int_binop_types_match_p, fold_convert_const_int_from_int,
5390 fold_convert_const_int_from_real,
5391 fold_convert_const_int_from_fixed,
5392 fold_convert_const_real_from_real,
5393 fold_convert_const_real_from_fixed,
5394 fold_convert_const_fixed_from_fixed,
5395 fold_convert_const_fixed_from_int,
5396 fold_convert_const_fixed_from_real, maybe_lvalue_p,
5397 fold_checksum_tree, fold_check_failed, print_fold_checksum,
5398 debug_fold_checksum, multiple_of_p): Constify.
5399 * tree-flow-inline.h (get_lineno): Likewise.
5400 * tree-flow.h (get_lineno): Likewise.
5401 * tree-object-size.c (compute_object_offset, addr_object_size,
5402 alloc_object_size, pass_through_call): Likewise.
5403 * tree-pretty-print.c (op_symbol, print_call_name,
5404 print_struct_decl, do_niy): Likewise.
5405 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
5406 debug_fold_checksum): Likewise.
5408 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
5411 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
5412 note, remove the associated REG_RETVAL note.
5414 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5416 * config.gcc (powerpc*-*-*): Install
5417 spu2vmx.h, vec_types.h, and si2vmx.h headers.
5418 * config/rs6000/spu2vmx.h: New header.
5419 * config/rs6000/si2vmx.h: New header.
5420 * config/rs6000/vec_types.h: New header.
5422 2007-09-05 Ben Elliston <bje@au.ibm.com>
5424 * varasm.c (initializer_constant_valid_p): Fix comment typo.
5426 2007-09-05 Ben Elliston <bje@au.ibm.com>
5428 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
5430 (__stdcx): Make asm volatile.
5431 (__stwcx, __stdcx): Return only 0 or 1.
5433 2007-09-05 Jan Hubicka <jh@suse.cz>
5437 2007-09-04 Jan Hubicka <jh@suse.cz>
5438 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
5440 2007-09-04 Richard Guenther <rguenther@suse.de>
5441 * tree-ssa-operands.c (add_virtual_operand): Only mark
5442 stores as has_volatile_ops if alias information is not available.
5444 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5446 * config/rs6000/tramp.asm: Include config.h.
5447 Check __PIC__ or __pic__ macro instead of SHARED.
5449 PR rtl-optimization/32300
5450 * see.c (see_copy_insn): New function.
5451 (see_def_extension_not_merged, see_merge_one_use_extension,
5452 see_merge_one_def_extension): Use it. Avoid changing
5453 PREV_INSN/NEXT_INSN chains directly, insted emit insns
5454 into sequences. Call df_insn_delete on temporary insns
5455 that won't be emitted into the insn stream.
5456 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
5457 and run df_process_deferred_rescans () before run_fast_dce.
5459 PR tree-optimization/33017
5460 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
5461 recurse for pure or const function calls.
5463 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5465 * c-format.c: Include alloc-pool.h.
5466 (check_format_info_main): New argument fwt_alloc. Use allocation
5467 pool instead of GC. Remove GC deallocation code.
5468 (check_format_arg): Create allocation pool, pass it to
5469 check_format_info_main and free it afterwards.
5470 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
5472 2007-09-05 Ben Elliston <bje@au.ibm.com>
5474 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
5475 Rename count macro arugment for clarity.
5476 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
5477 (__protected_stream_set): Likewise, pass 0.
5479 2007-09-04 Jan Hubicka <jh@suse.cz>
5481 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
5483 2007-09-04 Jan Hubicka <jh@suse.cz>
5485 * invoke.texi (-finline-small-functions): Document.
5486 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
5487 when deciding what is inlinable.
5488 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
5489 (cgraph_decide_inlining_of_small_function): Handle new flags.
5490 (cgraph_decide_inlining_incrementally): Likewise.
5491 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
5492 * common.opt (finline-small-functions): New.
5493 * Makefile.in (build/gengtype.o-warn): Work around PR29478
5495 2007-09-04 Richard Guenther <rguenther@suse.de>
5497 * tree-ssa-operands.c (add_virtual_operand): Only mark
5498 stores as has_volatile_ops if alias information is not available.
5500 2007-09-04 Andrew Haley <aph@redhat.com>
5502 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
5504 2007-09-04 Andrew Haley <aph@redhat.com>
5506 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
5507 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
5508 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
5510 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
5513 * common.opt: Mention ABI version 2 in comment.
5515 2007-09-04 Jan Hubicka <jh@suse.cz>
5517 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
5518 (libfunc_entry): New structure.
5519 (libfunc_hash): New hashtable.
5520 (hash_libfunc): New function.
5521 (eq_libfunc): New function.
5522 (convert_optab_libfunc): New function.
5523 (optab_libfunc): New function.
5524 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
5525 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
5526 expand_float, expand_fix, new_optab, new_convert_optab):
5527 Update for new libfunc API.
5528 (init_libfunc, init_integral_libfuncs,
5529 init_floating_libfuncs, init_interclass_conv_libfuncs
5530 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
5531 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
5532 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5533 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
5534 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
5535 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
5536 gen_extend_conv_libfunc): New.
5537 (init_one_libfunc): Revamp for hashtables.
5538 (set_conv_libfunc): Likewise.
5539 (init_optabs): Initialize hashtable; use lazy initialization where
5541 * optabs.h (optab_handlers): Move out of GGC.
5542 (optab, convert_optab): Move out of GGC; add lazy gen info.
5543 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
5544 (optab_libfunc, convert_optab_libfunc): New.
5545 * builtins.c (expand_builtin_powi): Update for new API.
5546 * expr.c (convert_move): Likewise.
5547 * expmed.c (expand_divmod): Likewise.
5549 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
5551 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
5552 GOT pointer only if there is a constant pool. Use the allocated space
5555 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
5557 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
5560 2007-09-04 Revital Eres <eres@il.ibm.com>
5561 Richard Guenther <rguenther@suse.de>
5562 R. Clint Whaley <whaley@cs.utsa.edu>
5564 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
5566 * tree-tailcall.c (process_assignment): Use -fassociative-math
5567 when reodering operands of floating-point type.
5568 * fold-const.c (fold_comparison, fold_binary): Use
5569 -fassociative-math and -freciprocal-math instead of
5570 -funsafe-math-optimization flag.
5571 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
5572 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
5573 -freciprocal-math instead of -funsafe-math-optimizations.
5574 * opts.c (set_fast_math_flags): Set -freciprocal-math and
5575 -fassociative-math when -ffast-math is set.
5576 (set_unsafe_math_optimizations_flags): New Function
5577 to set -freciprocal-math and -fassociative-math when
5578 -funsafe-math-optimizations is set.
5579 (common_handle_option): Call it.
5580 * tree-vectorizer.c (vect_is_simple_reduction): Use
5581 -fassociative-math when doing reduction on floats.
5582 * loop-unroll.c (analyze_insn_to_expand_var): Use
5583 -fassociative-math when expanding an accumulator of type float.
5584 * simplify-rtx.c (simplify_binary_operation_1): Use
5585 -fassociative-math and -freciprocal-math when reordeing operands
5586 of floating-point type.
5587 * combine.c (combine_simplify_rtx): Likewise.
5588 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
5590 * common.opt (-fassociative-math, -freciprocal-math): New flags.
5592 2007-09-04 Paolo Carlini <pcarlini@suse.de>
5595 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
5597 2007-09-04 Jan Hubicka <jh@suse.cz>
5599 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
5601 2007-09-04 Jan Hubicka <jh@suse.cz>
5603 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
5604 and corresponding MATCH_DUP.
5606 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
5609 * combine.c (subst): Do not try to simplify X if it represents load
5610 of FP constant from the constant pool via float extension.
5612 2007-09-04 Ben Elliston <bje@au.ibm.com>
5614 * c-opts.c: Include "tm_p.h".
5615 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
5617 2007-09-04 Richard Guenther <rguenther@suse.de>
5619 PR tree-optimization/33291
5620 * tree-pretty-print.c (dump_generic_node): Dump all
5621 qualifiers for pointer types, not only first. Dump
5622 qualifiers for aggregate types as well.
5623 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
5624 use the canonical type for building ARRAY_REFs.
5625 * gimplify.c (canonicalize_addr_expr): Clean up. The
5626 correct validness check is compatibility of the pointer
5627 types. Always use the canonical type for building
5628 ARRAY_REFs and ADDR_EXPRs.
5629 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
5630 change that disabled propagation of ADDR_EXPRs into statements
5633 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5635 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
5636 (umulsi3_highpart): Make into expanders; existing insns are
5637 now named *[insn]_nov6. Add stars to existing [insn]_v6
5638 counterparts' names.
5640 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
5642 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
5643 (unprotoize.o): Remove SHLIB_MULTILIB.
5645 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
5647 * doc/extend.texi: Document progmem attribute for AVR.
5649 2007-09-03 Anatoly Sokolov <aesok@post.ru>
5652 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
5654 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5656 * optabs.c (expand_ffs): Initialize val and defined_at_zero
5659 * optabs.c: Remove unnecessary forward declarations.
5660 (expand_unop_direct): New, broken out of expand_unop.
5661 (expand_doubleword_clz): New.
5662 (expand_ctz): Move above expand_ffs. Use
5663 start_sequence, end_sequence, add_equal_note, and
5664 expand_unop_direct. Add more commentary.
5665 (expand_ffs): Try both ctz optab and expand_ctz.
5666 Generate a test and branch if the hardware doesn't give us
5667 a useful value for input zero. Style improvements similar to
5670 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
5672 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5674 * config.gcc: Delete stanza for arm-semi-aof and
5675 armel-semi-aof targets.
5676 * config/arm/arm-protos.h
5678 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
5679 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
5680 delete aof_pic_label and remove mention of AOF in comments.
5681 * config/arm/arm.md: Delete patterns used only for AOF assembly.
5683 * config/arm/semiaof.h
5684 * config/arm/t-semi: Delete file.
5686 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5688 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
5689 CONST_CAST_BB): New macros for type-specific casts.
5690 (CONST_CAST): Add a TYPE parameter and define it in terms of
5693 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
5694 * c-lex.c (cb_ident, lex_string): Likewise,
5695 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
5696 * config/i386/i386.c (ix86_function_regparm,
5697 ix86_function_sseregparm): Use CONST_CAST_TREE.
5698 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
5700 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
5701 give_switch, set_multilib_dir): Likewise,
5702 * gengtype-parse.c (string_seq, typedef_name): Likewise,
5703 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
5704 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
5705 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
5706 * prefix.c (update_path): Likewise,
5707 * pretty-print.c (pp_base_destroy_prefix): Likewise,
5708 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
5709 * tree-cfg.c (tree_can_merge_blocks_p,
5710 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
5711 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
5712 * tree.c (build_string): Supply a TYPE for CONST_CAST.
5713 (attribute_list_contained): Use CONST_CAST_TREE.
5715 2007-09-03 Krister Walfridsson <cato@df.lth.se>
5717 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
5719 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5722 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
5723 before forcing them into a register.
5725 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5727 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
5728 rather than define_code_macro.
5730 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5732 * gcc.c (xputenv): New function.
5733 (putenv_from_prefixes): Use xputenv instead of putenv.
5734 (process_command): Use xputenv instead of putenv.
5735 (set_collect_gcc_options): Use xputenv instead of putenv.
5736 (main): Use xputenv instead of putenv.
5738 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
5740 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
5741 availability of swap instruction.
5742 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
5744 2007-09-03 Revital Eres <eres@il.ibm.com>
5746 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
5749 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
5750 Ayal Zaks <zaks@il.ibm.com>
5751 Revital Eres <eres@il.ibm.com>
5753 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
5754 compute_split_row): New functions.
5755 (ps_unschedule_node): Remove.
5756 (normalize_sched_times): Iterate over the already scheduled
5757 insns instead of the number of nodes.
5758 (MAX_SPLIT_NUM): New definition.
5759 (sms_schedule_by_order): Change the scheduling heuristic to
5760 avoid useless increases of initiation interval ii.
5761 (get_sched_window): Add dump printouts.
5763 2007-09-02 David Daney <ddaney@avtrex.com>
5765 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
5766 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
5767 (optab, insn): Add more attributes.
5768 (fetchop_bit): New code macro.
5769 (immediate_insn): New code macro attribute.
5770 (sync): Change condition to ISA_HAS_SYNC.
5771 (rdhwr): Change predicate for operand 0 to register_operand.
5772 (memory_barrier): New expand.
5773 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
5774 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5775 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5776 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5777 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
5778 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
5779 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
5780 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5781 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
5783 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
5784 Hans-Peter Nilsson <hp@axis.com>
5786 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
5787 Defined to describe availability and behavior of CLZ.
5788 * config/cris/cris.md (clzsi2): Implement using lz instruction.
5789 * config/cris/cris.opt: Tweak comment for "-metrax4".
5790 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
5791 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
5792 (count_leading_zeros): Define.
5794 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5796 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
5798 2007-09-02 Joseph Myers <joseph@codesourcery.com>
5801 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
5804 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
5806 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
5807 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
5808 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
5809 sched-deps.c, sched-int.h, system.h, target.h,
5810 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
5811 tree.def: Fix comment typos.
5813 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
5815 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
5816 (override_options): Turn on -mstrict-align on non-ColdFire
5818 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
5820 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5822 * c-common.c (const_strip_array_types): Delete.
5823 * c-common.h (const_strip_array_types): Likewise.
5824 * emit-rtl.c (const_next_insn, const_previous_insn,
5825 const_next_nonnote_insn, const_prev_nonnote_insn,
5826 const_next_real_insn, const_prev_real_insn,
5827 const_next_active_insn, const_prev_active_insn, const_next_label,
5828 const_prev_label): Delete.
5829 * gimple-low.c (block_may_fallthru): Use expr_last.
5830 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
5831 * rtl.h (const_previous_insn, const_next_insn,
5832 const_prev_nonnote_insn, const_next_nonnote_insn,
5833 const_prev_real_insn, const_next_real_insn,
5834 const_prev_active_insn, const_next_active_insn, const_prev_label,
5835 const_next_label): Delete.
5836 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
5837 * system.h (CONST_CAST): Update comment.
5838 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
5839 (const_first_stmt, const_last_stmt): Delete.
5840 (tree_block_ends_with_condjump_p): Use last_stmt.
5841 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
5842 * tree-iterator.c (const_expr_first, const_expr_last,
5843 const_expr_only): Delete.
5844 * tree.c (const_lookup_attribute): Likewise.
5845 (attribute_list_contained): Use lookup_attribute.
5846 * tree.h (const_lookup_attribute, const_expr_first,
5847 const_expr_last, const_expr_only): Delete.
5849 2007-09-01 Richard Guenther <rguenther@suse.de>
5851 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
5852 instead of TREE_THIS_VOLATILE.
5853 * tree-ssa-operands.c (add_virtual_operand): Do not set
5854 has_volatile_ops. Do not check s_ann for NULL.
5855 (get_indirect_ref_operands): Likewise.
5856 (get_expr_operands): Likewise. For all reference trees
5857 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
5858 check base of reference for TREE_THIS_VOLATILE.
5860 2007-09-01 Richard Guenther <rguenther@suse.de>
5862 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
5863 between integral types. Also allow conversions between
5866 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5868 * optabs.c (prepare_float_lib_cmp): Use
5869 libgcc_cmp_return_mode instead of word_mode.
5870 * config/dfp-bit.h: Likewise.
5871 * config/fp-bit.h: Likewise.
5872 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
5874 (spu_libgcc_shift_count_mode): New function.
5875 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
5876 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
5878 2007-08-31 Joseph Myers <joseph@codesourcery.com>
5880 * tree-pretty-print.c: Include output.h.
5881 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
5882 HOST_WIDE_INT_PRINT_DEC.
5883 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
5885 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
5887 PR rtl-optimization/33224
5888 * loop-iv.c (latch_dominating_def): Check that the definition belongs
5889 to the analysed region.
5891 2007-08-31 Richard Guenther <rguenther@suse.de>
5893 * function.c (allocate_struct_function): Do not set
5894 current_function_returns_pointer.
5895 * function.h (struct var_refs_queue): Remove.
5896 (struct simple_obstack_stack): Likewise.
5897 (struct function): Remove fixup_var_refs_queue member.
5898 Remove returns_pointer flag.
5899 (current_function_returns_pointer): Remove define.
5901 2007-08-31 Nick Clifton <nickc@redhat.com>
5903 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
5904 secondary keys in order to obtain a stable sort.
5906 2007-08-31 Nick Clifton <nickc@redhat.com>
5909 * config/m32r/constraints.md: Add W constraint for integer zero.
5910 * config/m32r/m32r.md (get_pc): Use W and i constraints.
5911 Fix length calculation by using alternatives.
5913 2007-08-31 Richard Sandiford <richard@codesourcery.com>
5915 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
5916 split out from expand_binop.
5917 (avoid_expensive_constant): New function.
5918 (expand_binop_directly): Remove commutative_op argument and
5919 (expand_binop_directly): Remove commutative_op argument and
5920 call cummutative_optab_p instead. Do not change op0 or op1
5921 when swapping xop0 and xop1. Apply avoid_expensive_constant
5922 to each argument after potential swapping. Enforce the
5923 canonical order of commutative operands.
5924 (expand_binop): Use shift_optab_p and commutative_optab_p.
5925 Update the calls to expand_binop_directly. Only force constants
5926 into registers when widening an operation. Only swap operands
5927 once a direct expansion has been rejected.
5928 (expand_twoval_binop): Only force constants into registers when
5929 using a direct expansion.
5931 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
5933 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
5934 (sched_analyze_insn): Don't postprocess speculative dependencies when
5935 target has no scheduling.
5936 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
5937 'uninitialized' warning.
5939 2007-08-31 Richard Guenther <rguenther@suse.de>
5941 * tree.c (build_complex_type): Always set TYPE_NAME for
5944 2007-08-31 Olivier Hainque <hainque@adacore.com>
5946 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
5947 internal macro. Default alignment factor for csect directives, chosen
5948 to match what BIGGEST_ALIGNMENT allows.
5949 (DATA_SECTION_ASM_OP): Use it.
5950 * config/rs6000/rs6000.c
5951 (rs6000_xcoff_output_readonly_section_asm_op):
5952 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
5953 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
5955 2007-08-31 Olivier Hainque <hainque@adacore.com>
5957 * dbxout.c (dbxout_block): Move declaration within the first
5958 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
5959 block to include the definition, together with the associated
5962 2007-08-31 David Edelsohn <edelsohn@gnu.org>
5963 Revital Eres <eres@il.ibm.com>
5965 * doc/invoke.texi (-mpaired): Document flag.
5966 * config.gcc: Include paired.h in powerpc extra_headers and
5967 750cl.h in powerpc-*-linux*paired*.
5968 * config/rs6000/rs6000.opt (-mpaired): New flag.
5969 * config/rs6000/rs6000.c (paired_init_builtins,
5970 paired_expand_builtin, paired_expand_lv_builtin,
5971 paired_expand_stv_builtin, paired_expand_predicate_builtin):
5972 New functions to support the paired single builtin functions.
5973 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
5974 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
5976 (bdesc_paired_preds): New structure for paired predicate
5978 (rs6000_expand_builtin): Expand paired single builtins.
5979 (rs6000_init_builtins): Init paired single builtins.
5980 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
5981 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
5982 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
5983 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
5984 (rs6000_vector_mode_supported_p): Support paired vector mode.
5985 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
5986 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
5988 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
5989 (DATA_ALIGNMENT): Likewise.
5990 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
5991 (rs6000_builtins): Add PAIRED builtins.
5992 * config/rs6000/rs6000.md: Include paired.md.
5993 * config/rs6000/paired.h: New.
5994 * config/rs6000/paired.md: New.
5995 * config/rs6000/750cl.h: New.
5996 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
5998 2007-08-30 Ollie Wild <aaw@google.com>
6000 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
6001 * gcc.c (default_compilers): Add -fno-directives-only to
6002 @assembler-with-cpp.
6004 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
6008 * regclass.c (initial_fixed_regs): Revert previous change and make
6010 (initial_call_used_regs): Likewise.
6011 (initial_call_really_used_regs): Delete, reverting previous addition.
6012 (initial_reg_names): Likewise.
6013 (init_reg_sets): Revert previous change.
6014 (saved_fixed_regs): New.
6015 (saved_call_used_regs): New.
6016 (saved_call_really_used_regs): New.
6017 (saved_reg_names): New.
6018 (save_register_info): New.
6019 (restore_register_info): New.
6020 (init_reg_sets_1): Replace reset of register info with call to
6021 restore_register_info.
6022 * rtl.h (save_register_info): Declare.
6023 * toplev.c (backend_init): Call save_register_info.
6025 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6027 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
6028 from the original statement.
6030 2007-08-30 Chao-ying Fu <fu@mips.com>
6032 * c-lex.c (interpret_fixed): Declare.
6033 (interpret_float): Process _Fract and _Accum.
6034 (interpret_fixed): New function.
6035 * final.c (output_addr_const): Process CONST_FIXED.
6036 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
6037 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
6039 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
6041 (simplify_immed_subreg): Support CONST_FIXED.
6042 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6043 (simplify_subreg): Support CONST_FIXED.
6045 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6047 * config/rs6000/ppu_intrinsics.h: New file.
6048 * config.gcc (powerpc*-*-* <extra_headers>): Install
6051 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6053 * cfg.c (dump_flow_info): Change to also print entry and exit
6055 * print-rtl.c (print_rtl_single): Allow to print rtl with
6058 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6060 * df-core.h (df_dump_region): New function.
6061 * df.h (df_dump_region): New function.
6062 * loop-invariant.c (find_defs): Add call to df_dump_region.
6063 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
6066 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6069 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
6070 true if any of the compare_section_name calls returned true,
6071 rather than if any returned false.
6073 2007-08-30 Richard Guenther <rguenther@suse.de>
6075 PR tree-optimization/33199
6076 * tree-ssa-structalias.c (handle_lhs_call): New function.
6077 (find_func_aliases): In non-IPA mode make sure that for
6078 calls that return a pointer we add a constraint for the
6079 result to point to anything.
6081 2007-08-30 Richard Guenther <rguenther@suse.de>
6083 * doc/invoke.texi (-mveclibabi): Document new target option.
6084 * config/i386/i386.opt (-mveclibabi): New target option.
6085 * config/i386/i386.c (ix86_veclib_handler): Handler for
6086 vectorization library support.
6087 (override_options): Handle the -mveclibabi option, initialize
6088 the vectorization library handler.
6089 (ix86_builtin_vectorized_function): As fallback call the
6090 vectorization library handler, if set.
6091 (ix86_veclibabi_acml): New static function for ACML ABI style
6092 vectorization support.
6094 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6096 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
6097 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
6098 SImode and update m. Don't run gen_lowpart_common on arbitrary
6099 memory address, force it to register first.
6102 * dce.c (dce_process_block): Don't delete setters of
6103 artificially used registers.
6105 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6107 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
6108 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
6109 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
6111 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6113 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
6115 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
6116 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
6118 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6120 * system.h: Activate -Wcast-qual as warning-only.
6122 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
6125 * config/rs6000/rs6000.c (compare_section_name): New function.
6126 (rs6000_elf_in_small_data_p): Compare section prefixes instead
6129 2007-08-29 Olivier Hainque <hainque@adacore.com>
6131 * xcoffout.c: #include debug.h.
6132 * Makefile.in (xcoffout.o): Add debug.h dependency.
6134 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
6136 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6137 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
6139 2007-08-29 Richard Guenther <rguenther@suse.de>
6141 * tree-pretty-print.c (dump_generic_node): Print
6142 label DECL_UID as D.%u.
6143 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
6145 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6147 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
6148 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
6150 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
6153 * tree.c (build_type_attribute_qual_variant): Set canonical types
6154 on the final, unqualified attribute variant before building the
6157 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6159 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
6160 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
6162 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6165 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6166 * config/bfin/bfin.md (composev2hi): Put operands into vector
6169 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6171 * config/bfin/bfin.md (composev2hi): Put operands into vector
6174 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6176 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
6177 attribute when appropriate.
6178 (bfin_handle_l1_text_attribute): New.
6179 (bfin_handle_l1_data_attribute): New.
6180 (bfin_attribute_table): Add attributes: l1_text, l1_data,
6181 l1_data_A and l1_data_B.
6182 * doc/extend.texi (node Function Attributes): Document l1_text
6184 (Variable Attributes): Add Blackfin subsection. Document l1_data,
6185 l1_data_A and l1_data_B variable attributes.
6187 2007-08-28 Jie Zhang <jie.zhang@analog.com>
6189 * config/bfin/bfin.opt (minline-plt): Add.
6190 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
6191 call to global functions.
6192 * doc/invoke.texi (Option Summary): Mention -minline-plt.
6193 (Blackfin Options): Document -minline-plt.
6195 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6197 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
6198 given a non-function.
6199 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
6201 2007-08-28 DJ Delorie <dj@redhat.com>
6203 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
6205 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6207 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
6209 2007-08-28 Richard Guenther <rguenther@suse.de>
6211 * tree.h (struct tree_function_decl): Increase size of
6212 function_code bitfield.
6214 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6215 Kazu Hirata <kazu@codesourcery.com>
6217 * gcc/config/m68k/linux.h
6218 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
6219 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
6220 (m68k_return_in_memory): New.
6221 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
6224 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
6227 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6228 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
6229 operand) when top VEC_SELECT extracts scalar element.
6230 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
6231 (*vec_extract_v4sf_mem): Ditto.
6233 2007-08-28 Jakub Jelinek <jakub@redhat.com>
6236 * passes.c (init_optimization_passes): Move pass_df_finish
6237 after pass_postreload sublist.
6239 PR rtl-optimization/33148
6240 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
6241 (neg (lt X 0)) if X has scalar int mode.
6244 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
6245 initializer, use build_vector_from_ctor if possible to create
6246 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
6247 even after this, return NULL.
6249 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
6251 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
6253 2007-08-28 Richard Guenther <rguenther@suse.de>
6255 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
6256 (struct tree_function_decl): Make function_code a bitfield.
6257 Add disregard_inline_limits flag.
6258 * cgraphunit.c (cgraph_process_new_functions): Check
6259 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
6260 (cgraph_preserve_function_body_p): Likewise.
6261 * ipa-inline.c (compute_inline_parameters): Likewise.
6262 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
6263 for GNU C extern inline functions.
6264 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
6265 * tree-inline.c (disregard_inline_limits_p): Remove.
6266 * tree-inline.h (disregard_inline_limits_p): Likewise.
6267 * c-common.c (handle_always_inline_attribute): Set
6268 DECL_DISREGARD_INLINE_LIMITS.
6269 * langhooks.c (add_builtin_function): Verify the function code
6270 fits in the bitfield.
6272 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
6273 Vladimir Yanovsky <yanov@il.ibm.com>
6274 Revital Eres <eres@il.ibm.com>
6275 Andrey Belevantsev <abel@ispras.ru>
6277 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
6279 * modulo-sched.c: Add documentation regarding do-loop.
6280 (doloop_register_get): Change number of arguments to support
6281 the new do-loop pattern and check whether COUNT_REG has no other
6282 occurences in the loop besides in the control part.
6283 (duplicate_insns_of_cycles): Do not duplicate the insn which
6284 changes count_reg as it is already adjusted.
6285 (generate_prolog_epilog): New argument to support the new
6286 do-loop pattern. Change the subtract instruction to use
6287 expand_simple_binop. Call duplicate_insns_of_cycles with new
6289 (sms_schedule): Call doloop_register_get and
6290 generate_prolog_epilog with new argument. Do not handle loops
6291 with single sets insns with subreg in their lhs.
6292 * loop-doloop.c (doloop_optimize): Support for another do-loop
6294 (doloop_condition_get): Gets an instruction instead of a pattern
6295 and change the return condition when the do-loop pattern is
6297 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
6298 deps when considering to not create edges.
6300 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
6302 * doc/extend.texi (gnu_inline funtion attribute): Document C++
6305 2007-08-27 Jason Merrill <jason@redhat.com>
6308 * gimplify.c (gimplify_modify_expr): Discard the assignment of
6309 zero-sized types after calling gimplify_modify_expr_rhs.
6311 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6313 * regclass.c (init_reg_autoinc): Fix typo.
6315 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
6317 Fix PR tree-optimization/33173
6318 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
6320 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
6323 * config/i386/i386.h (VALID_DFP_MODE_P): New.
6324 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
6327 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6328 David Ung <davidu@mips.com>
6329 Nigel Stephens <nigel@mips.com>
6331 Separate target-specific initialization from general
6332 back-end initialization.
6334 * toplev.c (init_alignments): New, split out from...
6335 (process_options): ...here.
6336 (backend_init_target): New, split out from...
6337 (backend_init): ...here.
6338 (lang_dependent_init_target): New, split out from...
6339 (lang_dependent_init): ...here.
6340 (target_reinit): New.
6341 * toplev.h (target_reinit): Declare.
6342 * expr.c (init_expr_target): Renamed from init_expr_once, since it
6343 now can be called more than once. Update comments.
6344 * expr.h (init_expr_target): Likewise.
6345 * alias.c (init_alias_target): Renamed from init_alias_once, since it
6346 now can be called more than once. Explicitly zero
6347 static_reg_base_value.
6348 * emit-rtl.c (init_emit_regs): New, split out from...
6349 (init_emit_once): Here.
6350 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
6351 non-const, so that changes from command-line arguments can overwrite
6352 values provided by the static initializers.
6353 (initial_call_really_used_regs): New, used similarly to the above.
6354 (initial_reg_names): Likewise.
6355 (last_mode_for_init_move_cost): Promoted function-local static to
6356 file-scope static to make it accessible outside init_move_cost.
6357 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
6358 Do not initialize inv_reg_alloc_order yet, either. Do initialize
6359 reg_names since it is needed for parsing command-line options.
6360 (init_move_cost): Use last_mode_for_init_move_cost instead of
6361 function-local static.
6362 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
6363 call_really_used_regs now. Reinitialize reg_names. Also
6364 initialize inv_reg_alloc_order. Zero reg_class_subunion and
6365 reg_class_superunion. Clear losing_caller_save_reg_set.
6366 Preserve global registers if called more than once. Reset
6367 move cost, may_move_in_cost, may_move_out_cost, and
6368 last_mode_for_init_move_cost.
6369 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
6370 can now be invoked more than once. Update comments.
6371 (init_regs): Update comments.
6372 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
6373 and initial_call_really_used_regs, instead of the non-initial
6374 variables. This allows us to save the command-line register settings
6375 after target reinitialization.
6376 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
6377 * rtl.h (init_emit_regs): Declare.
6378 (init_reg_modes_target, init_alias_target): Renamed as described
6380 * reload1.c (init_reload): Update comments.
6381 * optabs.c (init_optabs): Likewise.
6382 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
6384 2007-08-26 Chao-ying Fu <fu@mips.com>
6386 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
6389 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6391 * alias.c (memory_modified_1, memory_modified_in_insn_p):
6393 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
6395 * bb-reorder.c (copy_bb_p): Likewise.
6396 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
6397 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6398 block_ends_with_condjump_p): Likewise.
6399 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
6400 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6401 block_ends_with_condjump_p): Likewise.
6402 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
6403 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
6404 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
6405 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
6406 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
6407 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
6408 debug_true_const_tree instad of debug_true_tree.
6409 * debug.c (do_nothing_debug_hooks): Likewise.
6410 * debug.h (ignore_block, debug_true_const_tree): Constify.
6411 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
6412 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
6413 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
6414 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
6415 dbx_reg_number, is_based_loc, field_type,
6416 simple_type_align_in_bits, simple_decl_align_in_bits,
6417 simple_type_size_in_bits, field_byte_offset, insert_float,
6418 type_tag, member_declared_type, is_redundant_typedef,
6419 secname_for_decl, is_inlined_entry_point): Likewise.
6420 * emit-rtl.c (const_next_insn, const_previous_insn,
6421 const_next_nonnote_insn, const_prev_nonnote_insn,
6422 const_next_real_insn, const_prev_real_insn,
6423 const_next_active_insn, const_prev_active_insn, const_next_label,
6424 const_prev_label): Likewise.
6425 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
6427 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
6428 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
6429 sched_insn_is_legitimate_for_speculation_p): Likewise.
6430 * jump.c (reversed_comparison_code_parts,
6431 reversed_comparison_code, reversed_comparison, condjump_label):
6433 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
6434 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
6436 * rtl.h (const_previous_insn, const_next_insn,
6437 const_prev_nonnote_insn, const_next_nonnote_insn,
6438 const_prev_real_insn, const_next_real_insn,
6439 const_prev_active_insn, const_next_active_insn, const_prev_label,
6440 const_next_label, modified_between_p, modified_in_p,
6441 const_note_storeskeep_with_call_p, condjump_label,
6442 reversed_comparison, reversed_comparison_code,
6443 reversed_comparison_code_parts, memory_modified_in_insn_p,
6444 stack_regs_mentioned): Likewise.
6445 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
6446 keep_with_call_p): Likewise.
6447 * sched-deps.c (deps_may_trap_p, sched_get_condition,
6448 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
6449 sd_lists_size, sd_lists_empty_p): Likewise.
6450 * sched-int.h (sched_insns_conditions_mutex_p,
6451 haifa_classify_insn, no_real_insns_p,
6452 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
6453 sd_lists_size, sd_lists_empty_p): Likewise.
6454 * sdbout.c (sdb_debug_hooks): Likewise.
6455 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
6456 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
6457 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
6459 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
6460 tree_can_throw_internal): Likewise.
6461 * tree-flow-inline.h (phi_nodes): Likewise.
6462 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
6463 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
6464 * tree-gimple.c (const_get_call_expr_in): Likewise.
6465 * tree-gimple.h (const_get_call_expr_in): Likewise.
6466 * tree.c (const_lookup_attribute, attribute_list_equal,
6467 attribute_list_contained): Likewise.
6468 * tree.h (attribute_list_equal, attribute_list_contained,
6469 const_lookup_attribute): Likewise.
6470 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
6472 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
6474 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
6475 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
6477 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
6480 * config/alpha/constraints.md: Delete "svn:mime-type" property
6481 with svn propdel "svn:mime-type".
6483 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
6486 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
6487 non NOTE insn doesn't cross basic block.
6488 (noce_try_abs): Likewise.
6489 (noce_process_if_block): Likewise.
6491 2007-08-26 David Edelsohn <edelsohn@gnu.org>
6494 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
6495 operand without auto-inc-dec.
6496 * config/rs6000/rs6000.md (floatsidf2_internal): Use
6497 offsettable_mem_operand.
6498 (floatunssidf2_internal): Same.
6499 (fix_truncdfsi2_internal): Same.
6500 (floatsidf_ppc64): Same.
6501 (floatunssidf_ppc64): Same.
6502 (fix_trunctfsi2_internal): Same.
6504 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
6507 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
6508 pass defines needed for version.c.
6510 2007-08-25 Joseph Myers <joseph@codesourcery.com>
6512 * configure.ac (--debug-prefix-map check): Change assembler
6513 version presumed to have feature to 2.18.
6514 * configure: Regenerate.
6516 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6518 * c-common.c (vector_types_convertible_p,
6519 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
6520 self_promoting_args_p): Constify.
6521 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
6522 c_promoting_integer_type_p, self_promoting_args_p,
6523 anon_aggr_type_p, vector_types_convertible_p): Likewise.
6524 * c-decl.c (anon_aggr_type_p): Likewise.
6525 * * c-dump.c (dump_stmt): Likewise.
6526 * c-objc-common.c (has_c_linkage): Likewise.
6527 * c-tree.h (same_translation_unit_p): Likewise.
6528 * c-typeck.c (null_pointer_constant_p,
6529 tagged_types_tu_compatible_p, function_types_compatible_p,
6530 type_lists_compatible_p, lvalue_or_else, lvalue_p,
6531 comptypes_internal, struct tagged_tu_seen_cache,
6532 same_translation_unit_p, alloc_tagged_tu_seen_cache,
6533 c_size_in_bytes): Likewise.
6534 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
6535 hash_ptr, eq_ptr): Likewise.
6536 * langhooks-def.h (lhd_decl_ok_for_sibcall,
6537 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
6538 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
6539 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
6541 * optabs.c (optab_for_tree_code): Likewise.
6542 * optabs.h (optab_for_tree_code): Likewise.
6543 * rtl.h (simplify_rtx): Likewise.
6544 * simplify-rtx.c (simplify_rtx): Likewise.
6545 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
6546 dump_flag, dump_node): Likewise.
6547 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
6548 queue_and_dump_type, dump_flag): Likewise.
6549 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
6550 * tree-pass.h (dump_node): Likewise.
6551 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
6552 supportable_narrowing_operation): Likewise.
6553 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
6554 supportable_narrowing_operation): Likewise.
6555 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
6556 is_negative_overflow_infinity, is_positive_overflow_infinity,
6557 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
6558 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
6559 update_value_range, add_equivalence, ssa_name_nonnegative_p,
6560 ssa_name_nonzero_p, fp_predicate): Likewise.
6561 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
6562 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
6563 ssa_name_nonnegative_p): Likewise.
6565 2007-08-25 Hans Kester <hans.kester@ellips.nl>
6567 * config.gcc : Add x86_64-elf target.
6569 2007-08-25 Jakub Jelinek <jakub@redhat.com>
6571 * expr.c (store_expr): Fix order of store_by_pieces arguments.
6573 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
6574 Nigel Stephens <nigel@mips.com>
6578 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
6579 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
6580 * expr.c (SET_BY_PIECES_P): Define.
6581 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
6582 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
6583 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
6585 * expr.h (SET_RATIO): Define.
6586 (can_store_by_pieces, store_by_pieces): Update prototypes.
6587 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
6588 can_store_by_pieces/store_by_pieces.
6589 (expand_builtin_memcpy_args): Likewise.
6590 (expand_builtin_strncpy): Likewise.
6591 (expand_builtin_memset_args): Likewise. Also remove special case
6592 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
6593 decide what to do instead.
6594 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
6595 to can_store_by_pieces.
6597 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
6598 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
6600 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
6601 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
6602 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
6603 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
6604 (STORE_BY_PIECES_P): Define.
6606 2007-08-24 Tom Tromey <tromey@redhat.com>
6608 * varpool.c (varpool_last_needed_node): Fix comment typo.
6609 * c-decl.c (duplicate_decls): Fix comment typo.
6610 (clone_underlying_type): Update comment.
6612 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6614 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
6615 alpha_in_small_data_p, alpha_split_complex_arg,
6616 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6618 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
6619 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
6621 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
6622 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
6623 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
6624 * config/darwin.c (darwin_binds_local_p): Likewise.
6625 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
6627 * config/i386/i386-protos.h (i386_pe_binds_local_p,
6628 i386_pe_valid_dllimport_attribute_p): Likewise.
6629 * config/i386/i386.c (ix86_function_regparm,
6630 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
6631 x86_can_output_mi_thunk, ix86_mangle_type,
6632 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
6633 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
6634 i386_pe_binds_local_p): Likewise.
6635 * config/ia64/ia64.c
6636 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
6637 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
6638 ia64_invalid_conversion, ia64_invalid_unary_op,
6639 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6641 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
6642 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
6643 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
6644 * config/mips/mips.c (mips_use_blocks_for_constant_p,
6645 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
6646 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6647 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
6648 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
6649 * config/pa/pa.c (pa_commutative_p): Likewise.
6650 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
6652 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
6653 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
6654 rs6000_use_blocks_for_constant_p,
6655 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
6656 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6657 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
6658 * config/s390/s390.c (s390_mangle_type,
6659 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
6661 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6662 th_in_small_data_p): Likewise.
6663 * config/sh/sh.c (sh_ms_bitfield_layout_p,
6664 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6666 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
6667 sparc_mangle_type): Likewise.
6668 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
6669 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
6670 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
6672 * hooks.c (hook_bool_mode_const_rtx_false,
6673 hook_bool_mode_const_rtx_true,
6674 hook_bool_const_tree_hwi_hwi_const_tree_false,
6675 hook_bool_const_tree_hwi_hwi_const_tree_true,
6676 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6677 hook_constcharptr_const_tree_null,
6678 hook_constcharptr_const_rtx_null,
6679 hook_constcharptr_const_tree_const_tree_null,
6680 hook_constcharptr_int_const_tree_null,
6681 hook_constcharptr_int_const_tree_const_tree_null): New.
6682 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6683 hook_bool_tree_hwi_hwi_tree_false,
6684 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
6685 hook_int_tree_tree_1, hook_constcharptr_tree_null,
6686 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
6687 hook_constcharptr_int_tree_null,
6688 hook_constcharptr_int_tree_tree_null): Delete.
6689 (default_can_output_mi_thunk_no_vcall): Constify.
6690 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6691 hook_bool_tree_hwi_hwi_tree_false,
6692 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
6693 hook_int_tree_tree_1, hook_constcharptr_tree_null,
6694 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
6695 hook_constcharptr_int_tree_null,
6696 hook_constcharptr_int_tree_tree_null): Delete.
6697 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
6698 hook_bool_const_tree_hwi_hwi_const_tree_false,
6699 hook_bool_const_tree_hwi_hwi_const_tree_true,
6700 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6701 hook_constcharptr_const_tree_null,
6702 hook_constcharptr_const_rtx_null,
6703 hook_constcharptr_const_tree_const_tree_null,
6704 hook_constcharptr_int_const_tree_null,
6705 hook_constcharptr_int_const_tree_const_tree_null): New.
6706 (default_can_output_mi_thunk_no_vcall): Constify.
6707 * integrate.c (function_attribute_inlinable_p): Likewise.
6708 * integrate.h (function_attribute_inlinable_p): Likewise.
6709 * jump.c (rtx_renumbered_equal_p): Likewise.
6710 * output.h (decl_readonly_section, categorize_decl_for_section,
6711 default_use_anchors_for_symbol_p, default_binds_local_p,
6712 default_binds_local_p_1): Likewise.
6713 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
6715 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6716 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
6717 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
6718 TARGET_COMP_TYPE_ATTRIBUTES,
6719 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
6720 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
6721 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
6722 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
6723 TARGET_DWARF_CALLING_CONVENTION): Likewise.
6724 * target.h (can_output_mi_thunk, needs_block_p,
6725 first_cycle_multipass_dfa_lookahead_guard_spec,
6726 vector_alignment_reachable, comp_type_attributes,
6727 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
6728 commutative_p, use_blocks_for_constant_p,
6729 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
6730 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
6731 invalid_within_doloop, valid_dllimport_attribute_p,
6732 split_complex_arg, invalid_arg_for_unprototyped_fn,
6733 invalid_conversion, invalid_unary_op, invalid_binary_op):
6735 * targhooks.c (default_invalid_within_doloop,
6736 hook_invalid_arg_for_unprototyped_fn,
6737 default_builtin_vector_alignment_reachable): Likewise.
6738 (hook_bool_rtx_commutative_p): Delete.
6739 (hook_bool_const_rtx_commutative_p): New.
6740 * targhooks.h (default_invalid_within_doloop,
6741 default_builtin_vector_alignment_reachable,
6742 hook_invalid_arg_for_unprototyped_fn): Constify.
6743 (hook_bool_rtx_commutative_p): Delete.
6744 (hook_bool_const_rtx_commutative_p): New.
6745 * varasm.c (bss_initializer_p, decl_default_tls_model,
6746 categorize_decl_for_section, decl_readonly_section,
6747 default_use_anchors_for_symbol_p, default_binds_local_p,
6748 default_binds_local_p_1): Constify.
6750 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6752 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6753 __NO_BUILTIN if -fno-builtin.
6755 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6757 * config/bfin/bfin.c (print_operand): Report error instead of
6758 ICE for wrong operand.
6760 2007-08-24 Michael Matz <matz@suse.de>
6762 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
6764 2007-08-24 Richard Guenther <rguenther@suse.de>
6767 * tree-ssa.c (useless_type_conversion_p): Split into a
6768 recursive and a non-recursive part.
6769 (useless_type_conversion_p_1): New function.
6770 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
6771 from maybe_fold_offset_to_reference is trivially convertible
6772 to the desired type before doing the simplification.
6774 2007-08-24 Jakub Jelinek <jakub@redhat.com>
6776 * expr.c (store_expr): Optimize initialization of an array
6778 * expr.h (builtin_strncpy_read_str): New prototype.
6779 * builtins.c (builtin_strncpy_read_str): Remove prototype.
6782 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
6785 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
6786 field when initializing if_info structure.
6788 2007-08-24 Richard Guenther <rguenther@suse.de>
6790 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
6792 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
6793 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
6794 * tree-inline.c (inlinable_function_p): Fold in common parts of
6795 the cannot_inline_tree_fn langhook.
6796 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
6797 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
6798 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6799 cannot_inline_tree_fn langhook.
6800 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6801 cannot_inline_tree_fn member.
6803 2007-08-24 Richard Guenther <rguenther@suse.de>
6805 * expr.c (get_inner_reference): Do computation of bitoffset
6806 from offset in a way we can detect overflow reliably.
6808 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6810 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
6812 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6814 * config/bfin/bfin.opt (mfast-fp): Add.
6815 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
6816 libbffastfp override libgcc if -mfast-fp.
6817 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
6818 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
6819 (Blackfin Options): Document -mfast-fp.
6821 2007-08-24 Jakub Jelinek <jakub@redhat.com>
6823 PR tree-optimization/32573
6825 * tree-data-ref.c (initialize_data_dependence_relation): Clear
6826 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
6827 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
6828 (build_classic_dist_vector): Return false rather than true if
6829 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
6830 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
6831 returned false. Don't call save_dist_v before calling
6832 build_classic_dist_vector_1.
6833 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
6834 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
6835 DDR_DIR_VECTS vectors.
6837 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
6839 * configure.ac (leb128): Modify sed statement to work with any
6840 binutils version string.
6841 * configure: Regenerate
6843 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6845 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
6846 Wrap in RTX_CODE macro guard.
6847 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
6848 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
6849 arm_mark_dllimport, arm_pe_encode_section_info,
6850 arm_pe_unique_section): Use ISO-C function declarations.
6851 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
6852 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
6853 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
6855 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
6856 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
6858 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
6860 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
6861 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
6862 (register_move_cost): Use ISO-C function declarations.
6863 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
6864 * config/score/score-protos.h (score_declare_object): Add
6866 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
6868 * final.c (profile_function): Avoid empty if-bodies.
6871 * calls.c (must_pass_in_stack_var_size,
6872 must_pass_in_stack_var_size_or_pad): Constify.
6873 * config/alpha/alpha-protos.h (function_value): Likewise.
6874 * config/alpha/alpha.c (alpha_return_in_memory,
6875 alpha_pass_by_reference, function_value,
6876 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
6877 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
6879 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
6880 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6881 TARGET_PROMOTE_PROTOTYPES): Likewise.
6882 * config/arm/arm-protos.h (arm_return_in_memory,
6883 arm_pad_arg_upward, arm_function_value): Likewise.
6884 * config/arm/arm.c (arm_pass_by_reference,
6885 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
6886 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6887 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
6889 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6890 * config/avr/avr-protos.h (avr_function_value): Likewise.
6891 * config/avr/avr.c (avr_return_in_memory,
6892 gas_output_limited_string, gas_output_ascii, avr_function_value,
6893 avr_return_in_memory): Likewise.
6894 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
6895 * config/bfin/bfin.c (bfin_pass_by_reference,
6896 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
6897 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
6899 * config/cris/cris.c (cris_pass_by_reference,
6900 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
6901 * config/crx/crx.c (crx_return_in_memory): Likewise.
6902 * config/darwin.c (function_base, machopic_function_base_name):
6904 * config/fr30/fr30.c (fr30_must_pass_in_stack,
6905 TARGET_PROMOTE_PROTOTYPES): Likewise.
6906 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
6907 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
6908 * config/i386/i386-protos.h (ix86_return_in_memory,
6909 ix86_sol10_return_in_memory): Likewise.
6910 * config/i386/i386.c (ix86_function_value,
6911 ix86_function_sseregparm, ix86_must_pass_in_stack,
6912 type_natural_mode, classify_argument, examine_argument,
6913 construct_container, ix86_pass_by_reference, function_value_32,
6914 function_value_64, ix86_function_value_1, return_in_memory_32,
6915 return_in_memory_64, return_in_memory_ms_64,
6916 ix86_return_in_memory, ix86_sol10_return_in_memory,
6917 TARGET_PROMOTE_PROTOTYPES): Likewise.
6918 * config/ia64/ia64-protos.h (ia64_function_value,
6919 ia64_hpux_function_arg_padding): Likewise.
6920 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
6921 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
6922 ia64_hpux_function_arg_padding): Likewise.
6923 * config/iq2000/iq2000-protos.h (function_arg,
6924 iq2000_function_value): Likewise.
6925 * config/iq2000/iq2000.c (iq2000_return_in_memory,
6926 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
6927 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
6928 function_arg, iq2000_function_value): Likewise.
6929 * config/m32c/m32c-protos.h (m32c_function_value,
6930 m32c_promote_function_return): Likewise.
6931 * config/m32c/m32c.c (m32c_pass_by_reference,
6932 m32c_promote_prototypes, m32c_promote_function_return,
6933 m32c_function_value): Likewise.
6934 * config/m32r/m32r.c (m32r_return_in_memory,
6935 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
6936 m32r_in_small_data_p): Likewise.
6937 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
6939 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
6940 m68hc11_function_arg_padding): Likewise.
6941 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
6942 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
6943 m68k_function_value): Likewise.
6944 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
6945 mcore_function_value): Likewise.
6946 * config/mcore/mcore.c (handle_structs_in_regs,
6947 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
6948 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
6949 mcore_num_arg_regs, mcore_function_value): Likewise.
6950 * config/mips/mips-protos.h (mips_pad_arg_upward,
6951 mips_function_value): Likewise.
6952 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
6953 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
6954 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6955 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
6956 mips_function_value): Likewise.
6957 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
6959 * config/mmix/mmix.c (mmix_pass_by_reference,
6960 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
6961 mmix_encode_section_info): Likewise.
6962 * config/mn10300/mn10300-protos.h (mn10300_function_value):
6964 * config/mn10300/mn10300.c (mn10300_return_in_memory,
6965 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
6966 mn10300_function_value): Likewise.
6967 * config/mt/mt-protos.h (mt_function_value): Likewise.
6968 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
6969 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
6970 * config/pa/pa-protos.h (function_arg_padding, function_value,
6971 pa_return_in_memory): Likewise.
6972 * config/pa/pa.c (pa_pass_by_reference,
6973 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
6974 function_arg_padding, function_value, pa_return_in_memory):
6976 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
6977 * config/rs6000/rs6000-protos.h (rs6000_function_value,
6978 function_arg_padding): Likewise.
6979 * config/rs6000/rs6000.c (rs6000_return_in_memory,
6980 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
6981 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
6982 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6983 function_arg_padding, altivec_expand_dst_builtin,
6984 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
6985 altivec_init_builtins, rs6000_common_init_builtins,
6986 rs6000_function_value): Likewise.
6987 * s390/s390-protos.h (s390_function_value): Likewise.
6988 * config/s390/s390.c (s390_function_arg_size,
6989 s390_pass_by_reference, s390_return_in_memory,
6990 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
6991 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
6992 * config/score/score-protos.h (score_function_value): Likewise.
6993 * config/score/score.c (score_arg_partial_bytes,
6994 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6995 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
6996 score_pass_by_reference, score_add_offset, score_function_value):
6998 * config/sh/sh-protos.h (sh_attr_renesas_p,
6999 sh_promote_prototypes): Likewise.
7000 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
7001 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
7002 sh_attr_renesas_p): Likewise.
7003 * config/sparc/sparc-protos.h (function_value,
7004 function_arg_padding): Likewise.
7005 * config/sparc/sparc.c (sparc_promote_prototypes,
7006 sparc_return_in_memory, sparc_pass_by_reference,
7007 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7008 function_arg_record_value_2, function_arg_record_value_1,
7009 function_arg_record_value, function_arg_record_value,
7010 function_arg_padding, function_value): Likewise.
7011 * config/spu/spu-protos.h (spu_function_value): Likewise.
7012 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
7013 spu_function_value): Likewise.
7014 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
7016 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
7017 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7018 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7020 * config/v850/v850.c (v850_return_in_memory,
7021 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
7022 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
7023 * config/xtensa/xtensa.c (xtensa_return_in_msb,
7024 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7025 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7027 * explow.c (promote_mode, hard_function_value): Likewise.
7028 * expr.h (hard_function_value, promote_mode): Likewise.
7029 * function.c (aggregate_value_p): Likewise.
7030 * hooks.c (hook_bool_const_tree_true): New.
7031 * hooks.h (hook_bool_const_tree_true): New.
7032 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
7033 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7034 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7035 TARGET_RETURN_IN_MSB): Likewise.
7036 * target.h (promote_function_args, promote_function_return,
7037 promote_prototypes, return_in_memory, return_in_msb,
7038 pass_by_reference, must_pass_in_stack, callee_copies,
7039 function_value): Likewise.
7040 * targhooks.c (default_return_in_memory,
7041 hook_pass_by_reference_must_pass_in_stack,
7042 hook_callee_copies_named,
7043 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7044 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7045 default_function_value): Likewise.
7046 * targhooks.h (default_return_in_memory,
7047 hook_pass_by_reference_must_pass_in_stack,
7048 hook_callee_copies_named,
7049 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7050 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7051 default_function_value): Likewise.
7052 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
7053 (equiv_class_label_hash, equiv_class_label_eq): Constify.
7054 * tree-vectorizer.c (bb_in_loop_p): Likewise.
7055 * tree.c (needs_to_live_in_memory): Likewise.
7056 * tree.h (struct tree_type, needs_to_live_in_memory,
7057 aggregate_value_p, must_pass_in_stack_var_size,
7058 must_pass_in_stack_var_size_or_pad): Likewise.
7059 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
7060 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
7061 lookup_filename): Likewise.
7063 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7066 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
7067 fake fcomi i387 instruction for !TARGET_CMOVE.
7068 (ix86_expand_branch): Expand natural sequence with one jump for
7069 all targets, not only TARGET_CMOVE.
7070 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
7071 pattern to implement fake fcomi sequence. Split instruction after
7072 reload to correct compare sequences.
7073 (*cmpfp_xf_cc): Ditto.
7074 (*cmpfp_<mode>_cc): Ditto.
7075 (*cmpfp_u_cc): Ditto.
7076 (*cmpfp_<mode>_cc): Ditto.
7078 2007-08-23 Richard Guenther <rguenther@suse.de>
7080 * tree-pretty-print.c (dump_generic_node): Annotate
7081 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
7083 2007-08-23 Richard Guenther <rguenther@suse.de>
7085 * builtins.c (expand_builtin_mathfn): Wrap argument in
7086 save_expr directly instead of re-building the call.
7087 (expand_builtin_mathfn_2): Likewise.
7088 (expand_builtin_mathfn_3): Likewise.
7089 (expand_builtin_interclass_mathfn): Likewise.
7090 (expand_builtin_int_roundingfn): Set arg.
7091 (expand_builtin_int_roundingfn_2): Likewise.
7093 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
7095 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
7096 *sse_nand<mode>3, *sse_xor<mode>3): New.
7098 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7100 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
7101 * config/i386/i386.c (print_operand): Handle ';' code. Output
7102 semicolon for TARGET_MACHO.
7103 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
7104 emit semicolon after 'lock' prefix.
7105 (sync_double_compare_and_swap<mode>): Ditto.
7106 (*sync_double_compare_and_swapdi_pic): Ditto.
7107 (*sync_compare_and_swap_cc<mode>): Ditto.
7108 (sync_double_compare_and_swap_cc<mode>): Ditto.
7109 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
7110 (sync_old_add<mode>): Ditto.
7111 (sync_add<mode>): Ditto.
7112 (sync_sub<mode>): Ditto.
7113 (sync_ior<mode>): Ditto.
7114 (sync_and<mode>): Ditto.
7115 (sync_xor<mode>): Ditto.
7117 2007-08-22 Chao-ying Fu <fu@mips.com>
7119 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
7121 (copy_rtx): Handle CONST_FIXED.
7122 (rtx_equal_p): Likewise.
7123 * rtl.h (fixed_value.h): New include.
7124 (rtx_def): Add a new field of fixed_value to u.
7125 (XCNMPFV): Define for accessing fixed_value.
7126 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
7128 * rtl.def (CONST_FIXED): New constant.
7129 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
7130 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
7131 US_ASHIFT): New codes.
7132 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
7133 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
7134 unsigned_fract_convert, unsigned_sat_fract): Document them.
7135 * varasm.c (assemble_integer): Extend to support fixed-point constants
7136 by using different machine classes.
7137 (decode_addr_const): Handle FIXED_CST.
7138 (const_hash_1): Likewise.
7139 (compare_constant): Likewise.
7140 (copy_constant): Likewise.
7141 (const_rtx_hash_1): Handle CONST_FIXED.
7142 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7143 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7145 (initializer_constant_valid_p): Handle FIXED_CST.
7146 (output_constant): Support FIXED_POINT_TYPE.
7147 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
7148 * cse.c (hash_rtx): Support CONST_FIXED.
7149 (exp_equiv_p): Likewise.
7150 (cannon_reg): Likewise.
7151 (fold_rtx): Likewise.
7152 (equiv_constant): Likewise.
7153 (cse_process_notes_1): Likewise.
7154 (count_reg_usage): Likewise.
7155 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
7156 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
7157 (wrap_constant): Check CONST_FIXED.
7158 (cselib_hash_rtx): Support CONST_FIXED.
7159 (cselib_subst_to_values): Likewise.
7160 * df-scan.c (df_uses_record): Likewise.
7161 * gcse.c (want_to_gcse_p): Likewise.
7162 (oprs_unchanged_p): Likewise.
7163 (oprs_not_set_p): Likewise.
7164 (compute_transp): Likewise.
7165 (extract_mentioned_regs_helper): Likewise.
7166 * genemit.c (gen_exp): Likewise.
7167 * local-alloc.c (equiv_init_varies_p): Likewise.
7168 (contains_replace_regs): Likewise.
7169 (memref_referenced_p): Likewise.
7170 * loop-invariant.c (check_maybe_invariant): Likewise.
7171 (hash_invariant_expr_1): Likewise.
7172 (invariant_expr_equal_p): Likewise.
7173 * postreload-gcse.c (oprs_unchanged_p): Likewise.
7174 * regclass.c (reg_scan_mark_refs): Likewise.
7175 * regrename.c (scan_rtx): Likewise.
7176 * resource.c (mark_referenced_resources): Likewise.
7177 (mark_set_resources): Likewise.
7178 * rtlanal.c (rtx_unstable_p): Likewise.
7179 (rtx_varies_p): Likewise.
7180 (count_occurrences): Likewise.
7181 (reg_mentioned_p): Likewise.
7182 (modified_between_p): Likewise.
7183 (modified_in_p): Likewise.
7184 (volatile_insn_p): Likewise.
7185 (volatile_refs_p): Likewise.
7186 (side_effects_p): Likewise.
7187 (may_trap_p_1): Likewise.
7188 (inequality_comparisons_p): Likewise.
7189 (computed_jump_p_1): Likewise.
7190 (commutative_operand_precedence): Likewise.
7191 * sched-deps.c (sched_analyze_2): Likewise.
7192 * sched-vis.c (print_value): Likewise.
7193 * reload.c (operands_match_p): Likewise.
7194 (subst_reg_equivs): Likewise.
7195 * reload1.c (eliminate_regs_1): Likewise.
7196 (elimination_effects): Likewise.
7197 (scan_paradoxical_subregs): Likewise.
7198 * alias.c (rtx_equal_for_memref_p): Likewise.
7199 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
7200 * emit-rtl.c (const_fixed_htab): New hash table.
7201 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
7203 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
7204 const_fixed_from_fixed_value): New functions.
7205 (verify_rtx_sharing): Handle CONST_FIXED.
7206 (copy_rtx_if_shared_1): Likewise.
7207 (reset_used_flags): Likewise.
7208 (set_used_flags): Likewise.
7209 (copy_insn_1): Likewise.
7210 (init_emit_once): Create const_fixed_htab.
7211 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
7213 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
7215 PR tree-optimization/32949
7216 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
7217 before failing for ivs with non-constant step.
7219 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
7221 * doc/md.texi (Iterators): Renamed from Macros. All contents
7222 changed to reflect rename of respectively define_code_macro and
7223 define_mode_macro to define_code_iterator and define_mode_iterator.
7224 (Mode Iterators, Code Iterators): Similar.
7225 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
7226 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
7227 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
7228 (initialize_iterators, find_iterator, check_code_iterator)
7229 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
7230 (read_mapping, read_rtx_1): Similar.
7231 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
7232 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
7233 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
7234 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
7235 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
7236 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
7237 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
7238 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
7239 config/rs6000/sync.md, config/rs6000/rs6000.md,
7240 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
7241 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
7242 config/vax/vax.md, config/bfin/bfin.md: Similar.
7244 2007-08-22 David Daney <ddaney@avtrex.com>
7246 * doc/install.texi (Testing): Mention testing on a simulator.
7248 2007-08-22 Janis Johnson <janis187@us.ibm.com>
7250 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
7252 * doc/libgcc.texi (Decimal float library routines): Fix formatting
7253 and rearrange floating point conversion functions into different
7256 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7258 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
7259 dfa_post_advance_cycle): New scheduler hooks.
7260 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7261 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
7263 (TARGET_SCHED): Use them.
7264 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7265 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
7266 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
7268 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
7269 function to facilitate debugging.
7270 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
7271 (output_insn_has_dfa_reservation_p): New static function to output
7272 insn_has_dfa_reservation_p ().
7273 (write_automata): Use it.
7274 * genattr.c (main): Output declaration for
7275 insn_has_dfa_reservation_p ().
7277 2007-08-22 Christian Bruel <christian.bruel@st.com>
7278 Richard Guenther <rguenther@suse.de>
7280 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
7281 * simplify_rtx (simplify_binary_operation_1): Likewise.
7283 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
7285 PR rtl-optimization/32557
7286 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
7287 of REGNO (mws->mw_reg).
7289 2007-08-22 Richard Guenther <rguenther@suse.de>
7292 * builtins.c (expand_builtin_int_roundingfn): Replace call
7293 argument wrapped with SAVE_EXPR directly.
7294 (expand_builtin_int_roundingfn_2): Likewise.
7296 2007-08-22 Richard Guenther <rguenther@suse.de>
7298 * tree-inline.c (inlinable_function_p): Restore disregarding
7299 inline limits for GNU extern inline functions.
7301 2007-08-22 Richard Guenther <rguenther@suse.de>
7304 * tree.c (host_integerp): Treat sizetype as signed as it is
7307 2007-08-21 Ian Lance Taylor <iant@google.com>
7309 PR tree-optimization/33134
7310 * tree-vrp.c (adjust_range_with_scev): Call
7311 set_value_range_to_value.
7313 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7315 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
7318 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7320 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
7323 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
7325 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
7326 cases to set eight bytes at a time.
7327 (expand_block_move): Likewise.
7329 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7332 * dwarf2out.c (gen_decl_die): Don't call
7333 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
7335 2007-08-21 Paul Brook <paul@codesourcery.com>
7336 Nathan Sidwell <nathan@codesourcery.com>
7337 Mark Mitchell <mark@codesourcery.com>
7338 Joseph Myers <joseph@codesourcery.com>
7340 * configure.ac: Add --with-pkgversion and --with-bugurl.
7341 * configure: Regenerate.
7342 * doc/install.texi: Document them.
7343 * version.c (version_string): Remove VERSUFFIX.
7344 (VERSUFFIX): Remove.
7345 (pkgversion_string): New.
7346 (bug_report_url): Do not hard-code initializer.
7347 * version.h (pkgversion_string): Declare.
7348 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
7350 (version.o): Define PKGVERSION and BUGURL.
7351 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
7352 (%.pod): Define BUGURL.
7353 * gcc.c (process_command, main): Use pkgversion_string.
7354 * toplev.c (compile_file, print_version): Likewise.
7355 * protoize.c (main): Likewise.
7356 * gcov.c (print_version): Likewise. Update copyright date.
7357 * gcov-dump.c (print_version): Likewise. Update copyright date.
7358 * mips-tdump.c (main): Likewise. Update copyright date.
7359 * mips-tfile.c (main): Likewise. Update copyright date.
7360 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
7361 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
7362 shorten description.
7363 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
7364 * doc/gccint.texi: Likewise.
7365 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
7366 Update copyright date.
7368 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
7370 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
7371 (ix86_expand_strlensi_unroll_1): Ditto.
7372 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
7373 (ix86_expand_carry_flag_compare): Update comment.
7375 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7378 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
7379 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
7381 2007-08-21 Richard Guenther <rguenther@suse.de>
7383 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
7385 2007-08-21 Richard Guenther <rguenther@suse.de>
7388 * fold-const.c (fold_binary): Remove index +p PTR folding.
7389 Fix types of POINTER_PLUS_EXPR generated by folding of
7392 2007-08-20 Chao-ying Fu <fu@mips.com>
7394 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
7395 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
7396 RID_ONEWAY, so that it can be checked in declspecs_add_type.
7397 (c_common_fixed_point_type_for_size): Declare.
7398 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
7399 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
7400 (c_token_starts_declspecs): Likewise.
7401 (c_parser_declspecs): Likewise.
7402 (c_parser_attributes): Likewise.
7403 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
7404 (c_declspecs): Add saturating_p.
7405 * c-decl.c (build_null_declspecs): Initialize saturating_p.
7406 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
7407 _Sat. Handle RID_SAT.
7408 Avoid using void, bool, char, int, float, double, _Decimal32,
7409 _Decimal64, _Decimal128, and complex with _Sat.
7410 Handle RID_FRACT and RID_ACCUM.
7411 Make sure _Sat is used with _Fract or _Accum.
7412 (finish_declspecs): Handle cts_fract and cts_accum.
7413 * c-common.c (fixed-value.h): New include.
7414 (constant_expression_warning): Handle FIXED_CST.
7415 (overflow_warning): Likewise.
7416 (warnings_for_convert_and_check): Likewise.
7417 (c_common_fixed_point_type_for_size): New.
7418 (c_common_type_for_mode): Handle fixed-point modes to
7419 return various saturating/non-saturating, signed/unsigned types.
7420 (c_common_signed_or_unsigned_type): Support fixed-point types.
7421 (shorten_compare): Check fixed-point zero.
7422 Handle FIXED_POINT_TYPE.
7423 (c_common_truthvalue_conversion): Handle FIXED_CST.
7424 Handle FIXED_POINT_TYPE.
7425 (c_common_nodes_and_builtins): Record builtin types for fixed-point
7427 (handle_mode_attribute): Handle fixed-point modes. Need to check
7428 if the signness of base type and fixed-point modes are consistent.
7429 (handle_vector_size_attribute): Handle fixed-point modes.
7430 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
7431 (warn_for_div_by_zero): Check fixed-point zero.
7432 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
7433 a common fixed-point type based on fbit, ibit, sign, and saturation.
7434 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
7435 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
7436 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
7437 (convert_for_assignment): Support FIXED_POINT_TYPE.
7438 (digest_init): Handle FIXED_POINT_TYPE.
7439 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
7440 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7441 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
7442 GE_EXPR, LT_EXPR, GT_EXPR.
7443 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
7444 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
7445 * target.h (gcc_target): Add fixed_point_supported_p.
7446 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
7447 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
7448 (default_fixed_point_supported_p): Define.
7449 * targhooks.h (default_fixed_point_supported_p): Declare.
7450 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
7451 * doc/install.texi (Configuration): Add --enable-fixed-point.
7452 * configure.ac (--enable-fixed-point): New to enable fixed-point
7453 arithmetic extension to C. For mips targets, we enable it by default.
7454 * configure, config.in: Regenerate.
7456 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
7458 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
7460 2007-08-20 David Edelsohn <edelsohn@gnu.org>
7462 * dwarf2out.c (text_section_used): Move declaration outside ifdef
7463 DWARF2_DEBUGGING_INFO.
7464 (cold_text_section_used): Same.
7465 (cold_text_section): Same.
7467 2007-08-20 Richard Guenther <rguenther@suse.de>
7469 * c-typeck.c (convert_for_assignment): Use the type of
7470 the member for the initialization.
7472 2007-08-20 Richard Guenther <rguenther@suse.de>
7474 * c-objc-common.c (c_disregard_inline_limits): Remove.
7475 * c-objc-common.h (c_disregard_inline_limits): Likewise.
7476 * cgraphunit.c (cgraph_process_new_functions): Call
7477 disregard_inline_limits_p.
7478 (cgraph_preserve_function_body_p): Likewise.
7479 * ipa-inline.c (compute_inline_parameters): Likewise.
7480 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
7482 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
7483 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7484 disregard_inline_limits langhook.
7485 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
7487 * langhooks.h (lang_hooks_for_tree_inlining): Remove
7488 disregard_inline_limits langhook.
7489 * tree-inline.c (disregard_inline_limits_p): New function.
7490 * tree-inline.h (disregard_inline_limits_p): Declare.
7492 2007-08-20 Richard Guenther <rguenther@suse.de>
7494 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
7495 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
7496 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7497 auto_var_in_fn_p langhook.
7498 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
7500 * tree.c (auto_var_in_fn_p): ... here.
7501 (find_var_from_fn): Call auto_var_in_fn_p directly.
7502 * langhooks.h (lang_hooks_for_tree_inlining): Remove
7503 auto_var_in_fn_p langhook.
7504 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
7505 (copy_body_r): Likewise.
7506 (self_inlining_addr_expr): Likewise.
7507 * tree.h (auto_var_in_fn_p): Declare.
7509 2007-08-20 Richard Guenther <rguenther@suse.de>
7511 * tree.c (WALK_SUBTREE): Call walk_tree_1.
7512 (walk_type_fields): Take lh parameter.
7513 (walk_tree): Rename to ...
7514 (walk_tree_1): ... this. Do not call the walk_subtrees
7515 langhook but the now passed callback. Pass lh on recursion.
7516 (walk_tree_without_duplicates): Rename to ...
7517 (walk_tree_without_duplicates_1): ... this. Take lh parameter
7518 and call walk_tree_1.
7519 * tree.h (walk_tree_lh): New typedef.
7520 (walk_tree_1): Declare.
7521 (walk_tree_without_duplicates_1): Likewise.
7522 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
7523 (walk_tree_without_duplicates): New define to
7524 walk_tree_without_duplicates_1 with NULL lh parameter.
7525 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
7526 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
7528 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
7529 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
7530 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
7533 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7536 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
7537 code in front of the compacting of basic blocks.
7538 Move the folding of statements inbetween the cgraph checking
7539 and compacting of basic blocks.
7541 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7542 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7545 * config/alpha/alpha.c (va_list_skip_additions): Check for
7546 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
7547 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
7548 PLUS_EXPR when checking ap.__base.
7549 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
7550 when doing addition on pointer types. Use size_int instead of
7552 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
7553 ptr_type in the second operand.
7555 2007-08-19 Andrew Pinski <pinskia@gmail.com>
7558 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
7560 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7563 * cfgexpand.c (expand_one_register_var): Mark pointer
7564 DECL_ARTIFICIAL as REG_POINTER also.
7565 * stmt.c (expand_decl): Likewise.
7567 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
7574 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
7575 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
7576 on_worklist argument and avoid adding things to worklist multiple
7578 (add_to_worklist): Ditto.
7579 (mark_aliases_call_clobbered): Mark entire structure clobbered if
7580 single SFT is clobbered.
7581 (set_initial_properties): Ditto.
7582 (compute_call_clobbered): Update for changes to function
7584 (create_overlap_variables_for): Always create SFT for offset 0.
7585 (create_structure_vars): Handle PHI's, since we are in SSA form at
7587 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
7588 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
7590 (add_vars_for_offset): Figure out aliases from access + points-to.
7591 (add_virtual_operand): Use add_vars-for_offset.
7592 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
7593 (add_call_clobber_ops): Remove makes_clobbering_call set.
7594 (get_expr_operands): Always pass through the INDIRECT_REF
7596 * tree-ssa-structalias.c (struct constraint_graph): Remove
7598 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
7599 address_taken, pt_used, number_incoming.
7600 (FIRST_ADDR_NODE): Removed.
7601 (merge_graph_nodes): Remove broken code for the moment.
7602 (init_graph): New function.
7603 (build_pred_graph): Remove code to init_graph.
7604 Add location equivalence support.
7605 (struct scc_info): Rename roots to deleted.
7607 (init_scc_info): Ditto
7608 (init_topo_info): Use graph->size.
7609 (compute_topo_order): Ditto.
7610 (do_da_constraint): Removed.
7611 (do_sd_constraint): Remove calls to find().
7612 set_union_with_increment should always get 0 as last arg here.
7613 (do_complex_constraint): Replace do_da_constraint with assert.
7615 (struct equiv_class_label): New.
7616 (pointer_equiv_class_table): Ditto.
7617 (location_equiv_class_table): Ditto.
7618 (equiv_class_label_hash): Ditto.
7619 (equiv_class_label_eq): Ditto
7620 (equiv_class_lookup): Ditto.
7621 (equiv_class_ladd): Ditto.
7622 (pointer_equiv_class): Ditto.
7623 (location_equiv_class): Ditto.
7624 (condense_visit): Rename and rewrite from label_visit to do only
7625 SCC related stuff for HU.
7626 (label_visit): Do HU work for HU.
7627 (perform_var_substitution): Update to do HU and location
7629 (free_var_substitution_info): Update to free HU and location
7630 equivalence structures. */
7631 (find_equivalent_node): Update for pointer but not location
7633 (unite_pointer_equivalences): New function.
7634 (move_complex_constraints): Rewrite to only do moving.
7635 (rewrite_constraints): Split out of move_complex_constraints.
7636 (solve_graph): Use graph->size.
7637 (process_constraint_1): Add from_call argument, use it.
7638 Split *a = &b into two constraints.
7639 (process_constraint): Use new process_constraint_1.
7640 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
7641 (get_constraint_for): Handle non-pointer integers properly.
7642 Remove code that used to handle structures.
7643 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
7644 with unknown addends.
7645 (handle_rhs_call): New function.
7646 (find_func_aliases): Use handle_rhs_call.
7647 (set_uids_in_ptset): Add an assert.
7648 (set_used_smts): Fix bug in not considering unified vars.
7649 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
7650 (compute_points_to_sets): Update for other function changes.
7651 (delete_points_to_sets): Ditto.
7652 (ipa_pta_execute): Ditto.
7653 (pass_ipa_pta): We need to update SSA after ipa_pta.
7655 2007-08-19 Jan Hubicka <jh@suse.cz>
7657 * i386.md: Replace "rim" and "mri" constraints by "g".
7659 2007-08-19 Joseph Myers <joseph@codesourcery.com>
7661 * dwarf2out.c (text_section_used, cold_text_section_used,
7662 cold_text_section, dwarf2out_note_section_used): New.
7663 (dwarf2out_init): Initialize cold_text_section.
7664 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
7665 dwarf2out_note_section_used.
7666 (size_of_aranges): Only count entry for text section if it was
7667 used. Count entry for cold text section if it was used.
7668 (output_aranges): Only output entries for text section and cold
7669 text section if they were used.
7671 2007-08-19 Andrew Pinski <pinskia@gmail.com>
7673 * tree-pretty-print.c (debug_generic_expr): Add a comment about
7675 (debug_generic_stmt): Likewise.
7676 (debug_tree_chain): Likewise.
7678 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7680 * tree-data-refs.c (split_constant_offset): Expose.
7681 * tree-data-refs.h (split_constant_offset): Add declaration.
7683 * tree-vectorizer.h (dr_alignment_support): Renamed
7684 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
7685 Added a new value dr_explicit_realign.
7686 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
7687 dr_offset, dr_step, and dr_aligned_to, along with new access
7688 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
7689 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
7690 STMT_VINFO_DR_ALIGNED_TO.
7692 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
7694 In case of outer-loop vectorization with non-fixed misalignment - use
7695 the dr_explicit_realign scheme instead of the optimized realignment
7697 (new_stmt_vec_info): Initialize new fields.
7699 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
7700 'nested_in_vect_loop' case. Change verbosity level.
7701 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
7702 Don't fail on zero step in the outer-loop for loads.
7703 (vect_analyze_data_refs): Call split_constant_offset to calculate
7704 base, offset and init relative to the outer-loop.
7706 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
7707 BSI function argument with a new function argument - at_loop.
7708 Simplify the condition that determines STEP. Takes additional argument
7709 INV_P. Support outer-loop vectorization (handle the
7710 nested_in_vect_loop case), including zero step in the outer-loop. Call
7711 vect_create_addr_base_for_vector_ref with additional argument.
7712 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
7713 Updated function documentation. Handle the 'nested_in_vect_loop' case.
7714 Fixed and simplified calculation of step.
7715 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
7716 of bsi, and with additional argument. Call bump_vector_ptr with
7717 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
7718 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
7719 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
7720 when the realignment setup needs to take place inside the loop.
7721 Support the dr_explicit_realign scheme. Allow generating the optimized
7722 realignment scheme for outer-loop vectorization. Added documentation.
7723 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
7724 the 'nested_in_vect_loop' case, including loads that are invariant in
7725 the outer-loop and the realignment schemes. Handle the case when the
7726 realignment setup needs to take place inside the loop. Call
7727 vect_setup_realignment with additional arguments. Call
7728 vect_create_data_ref_ptr with additional argument and with loop instead
7729 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
7730 (vect_gen_niters_for_prolog_loop): Call
7731 vect_create_addr_base_for_vector_ref with additional arguments.
7732 (vect_create_cond_for_align_checks): Likewise.
7733 (bump_vector_ptr): Updated to support the new dr_explicit_realign
7734 scheme: takes additional argument bump; argument ptr_incr is now
7735 optional; updated documentation.
7736 (vect_init_vector): Takes additional argument (bsi). Use it, if
7737 available, to insert the vector initialization.
7738 (get_initial_def_for_induction): Pass additional argument in call to
7740 (vect_get_vec_def_for_operand): Likewise.
7741 (vect_setup_realignment): Likewise.
7742 (vectorizable_load): Likewise.
7744 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7746 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
7747 as argument instead of struct loop.
7748 (nested_in_vect_loop_p): New function.
7749 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
7751 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
7752 from other phis in the loop.
7753 (destroy_loop_vec_info): Add additional argument to declaration.
7755 * tree-vectorizer.c (supportable_widening_operation): Also check if
7756 nested_in_vect_loop_p (don't allow changing the order in this case).
7757 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
7758 of struct loop. Call nested_in_vect_loop_p and don't require
7759 flag_unsafe_math_optimizations if it returns true.
7760 (new_stmt_vec_info): When setting def_type for phis differentiate
7761 loop-header phis from other phis.
7762 (bb_in_loop_p): New function.
7763 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
7764 just update their loop_vinfo. Order of BB traversal now matters -
7765 call dfs_enumerate_from with bb_in_loop_p.
7766 (destroy_loop_vec_info): Takes additional argument to control whether
7767 stmt_vinfo of the loop stmts should be destroyed as well.
7768 (vect_is_simple_reduction): Allow the "non-reduction" use of a
7769 reduction stmt to be defines by a non loop-header phi.
7770 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
7772 * tree-vect-transform.c (vectorizable_reduction): Call
7773 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
7774 (vectorizable_call): Likewise.
7775 (vectorizable_conversion): Likewise.
7776 (vectorizable_operation): Likewise.
7777 (vectorizable_type_promotion): Likewise.
7778 (vectorizable_type_demotion): Likewise.
7779 (vectorizable_store): Likewise.
7780 (vectorizable_live_operation): Likewise.
7781 (vectorizable_reduction): Likewise. Also pass loop_info to
7782 vect_is_simple_reduction instead of loop.
7783 (vect_init_vector): Call nested_in_vect_loop_p.
7784 (get_initial_def_for_reduction): Likewise.
7785 (vect_create_epilog_for_reduction): Likewise.
7786 (vect_init_vector): Check which loop to work with, in case there's an
7788 (get_initial_def_for_inducion): Extend to handle outer-loop
7789 vectorization. Fix indentation.
7790 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
7791 In the case vect_induction_def get the vector def from the induction
7792 phi node, instead of calling get_initial_def_for_inducion.
7793 (get_initial_def_for_reduction): Extend to handle outer-loop
7795 (vect_create_epilog_for_reduction): Extend to handle outer-loop
7797 (vect_transform_loop): Change assert to just skip this case. Add a
7799 (vect_finish_stmt_generation): Add a couple asserts.
7801 (vect_estimate_min_profitable_iters): Multiply
7802 cost of inner-loop stmts (in outer-loop vectorization) by estimated
7804 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
7805 this is an inner-loop reduction in outer-loop vectorization.
7807 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
7808 Same code as what used to be vect_analyze_scalar_cycles, only with
7809 additional argument loop, and loop_info passed to
7810 vect_is_simple_reduction instead of loop.
7811 (vect_analyze_scalar_cycles): Code factored out into
7812 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
7813 Updated documentation.
7814 (analyze_operations): Check for inner-loop loop-closed exit-phis during
7815 outer-loop vectorization that are live or not used in the outerloop,
7816 cause this requires special handling.
7817 (vect_enhance_data_refs_alignment): Don't consider versioning for
7819 (vect_analyze_data_refs): Check that there are no datarefs in the
7821 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
7822 and vect_used_in_outer_by_reduction cases.
7823 (process_use): Also consider the case of outer-loop stmt defining an
7824 inner-loop stmt and vice versa.
7825 (vect_analyze_loop_1): New function.
7826 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
7827 loops. Call vect_analyze_loop_1.
7828 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
7829 been vectorized. Call destroy_loop_vec_info with additional argument.
7831 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
7832 in the inner-loop when doing outer-loop vectorization. Add
7833 documentation and printout.
7834 (vect_recog_dot_prod_pattern): Likewise. Also add check for
7835 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
7837 2007-08-18 Andrew Pinski <pinskia@gmail.com>
7839 * tree-affine.h (print_aff): New prototype.
7840 (debug_aff): Likewise.
7841 * tree-affine.c (print_aff): New function.
7842 (debug_aff): Likewise.
7844 2007-08-18 Paul Brook <paul@codesourcery.com>
7845 Joseph Myers <joseph@codesourcery.com>
7847 * common.opt (-fdebug-prefix-map=): New option.
7848 * opts.c: Include debug.h.
7849 (common_handle_option): Handle -fdebug-prefix-map.
7850 * final.c: Include ggc.h.
7851 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
7852 remap_debug_filename): New.
7853 * Makefile.in (final.o, opts.o): Update dependencies.
7854 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
7855 * configure.ac: Check for assembler --debug-prefix-map support.
7856 * configure, config.in: Regenerate.
7857 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
7858 (ASM_DEBUG_SPEC): Include ASM_MAP.
7859 * doc/install.texi (--with-debug-prefix-map): Document.
7860 * doc/invoke.texi (-fdebug-prefix-map): Document.
7861 * dbxout.c (dbxout_init, dbxout_start_source_file,
7862 dbxout_source_file): Call remap_debug_filename.
7863 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
7864 dwarf2out_start_source_file, dwarf2out_finish): Call
7865 remap_debug_filename.
7866 (file_table_relative_p): Do not check d->emitted_number.
7867 * toplev.c (output_file_directive): Call remap_debug_filename.
7868 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
7869 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
7871 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7873 * loop-invariant.c (find_invariants_to_move): Add missing macro
7876 2007-08-17 Tom Tromey <tromey@redhat.com>
7878 * tree.h (struct tree_label_decl): Removed old "java" fields.
7880 2007-08-17 Richard Sandiford <richard@codesourcery.com>
7881 Nigel Stephens <nigel@mips.com>
7883 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
7884 Treat -mno-data-in-code and -mcode-xonly as aliases for
7885 -mcode-readable=no and -mcode-readable=pcrel respectively.
7886 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
7887 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
7888 (MULTILIB_DIRNAMES): Update accordingly.
7890 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
7892 * Makefile.in (version.o): Depend on $(REVISION) only if
7893 REVISION_s is defined.
7895 2007-08-17 Sa Liu <saliu@de.ibm.com>
7896 Ulrich Weigand <uweigand@de.ibm.com>
7899 * tree.c (reconstruct_complex_type): For a pointer to a vector,
7900 use build_qualified_type to retain qualifiers of the base type.
7902 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
7904 * config/score/score.md : Update pattern tablejump.
7905 * config/score/score.c : Update score_initialize_trampoline
7907 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
7908 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
7909 * doc/contrib.texi: Add my entry.
7911 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
7913 * Makefile.in (REVISION): New.
7916 (version.o): Also depend on $(REVISION). Add
7917 -DREVISION=$(REVISION_s).
7919 * version.c (version_string): Add REVISION.
7921 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
7923 * tree-eh.c (lower_try_finally_onedest): Reset the locus
7924 of GOTO that's relocated to a different block.
7926 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7928 * c-common.c (const_strip_array_types): New.
7929 * c-common.h (lang_missing_noreturn_ok_p): Delete.
7930 (const_strip_array_types): New.
7931 * c-objc-common.c (c_disregard_inline_limits,
7932 c_warn_unused_global_decl): Constify.
7933 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
7934 c_vla_type_p, c_incomplete_type_error): Likewise.
7935 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
7936 * hooks.c (hook_bool_const_tree_false): New.
7937 * hooks.h (hook_bool_const_tree_false): Likewise.
7938 * langhooks-def.h (lhd_warn_unused_global_decl,
7939 lhd_incomplete_type_error, lhd_expr_size,
7940 lhd_tree_inlining_disregard_inline_limits,
7941 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
7942 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
7943 * langhooks.c (lhd_warn_unused_global_decl,
7944 lhd_incomplete_type_error,
7945 lhd_tree_inlining_disregard_inline_limits,
7946 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
7947 lhd_expr_size): Likewise.
7948 * langhooks.h (lang_hooks_for_tree_inlining,
7949 lang_hooks_for_tree_dump, lang_hooks_for_types,
7950 lang_hooks_for_decls, lang_hooks): Likewise.
7951 * pointer-set.c (pointer_set_t, pointer_set_create,
7952 pointer_set_contains, insert_aux, pointer_set_insert,
7953 pointer_set_traverse, pointer_map_t, pointer_map_create,
7954 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
7956 * pointer-set.h (pointer_set_contains, pointer_set_insert,
7957 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
7958 pointer_map_traverse): Likewise.
7959 * predict.c (assert_is_empty): Likewise.
7960 * tree-affine.c (free_name_expansion): Likewise.
7961 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
7962 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
7963 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
7965 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
7967 * tree-vectorizer.c (new_loop_vec_info): Initialize new
7969 (destroy_loop_vec_info): Add call to VEC_free.
7970 * tree-vectorizer.h (may_alias_ddrs): Define.
7971 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
7972 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
7973 Change reporting to dump.
7974 (vect_is_duplicate_ddr): New.
7975 (vect_mark_for_runtime_alias_test): New.
7976 (vect_analyze_data_ref_dependences) Add call to
7977 vect_mark_for_runtime_alias_test.
7978 (vect_enhance_data_refs_alignment): Define local variable
7979 vect_versioning_for_alias_required, don't perform
7980 peeling for alignment if versioning for alias is
7982 (vect_enhance_data_refs_alignment): Use
7983 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
7984 PARAM_VECT_MAX_VERSION_CHECKS.
7985 * tree-vect-transform.c
7986 (vect_create_cond_for_alias_checks): New.
7987 (vect_transform_loop): Add call to
7988 vect_create_cond_for_alias_checks.
7989 (vect_vfa_segment_size): New.
7990 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
7992 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
7993 * gcc/doc/invoke.texi
7994 (vect-max-version-for-alignment-checks): Document.
7995 (vect-max-version-for-alias-checks): Document.
7996 (vect-max-version-checks): Remove.
7998 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
8000 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
8001 the same line as the instruction for all asm dialects.
8002 (*rep_movsi): Ditto.
8003 (*rep_movsi_rex64): Ditto.
8004 (*rep_movqi): Ditto.
8005 (*rep_movqi_rex64): Ditto.
8006 (*rep_stosdi_rex64): Ditto.
8007 (*rep_stossi): Ditto.
8008 (*rep_stossi_rex64): Ditto.
8009 (*rep_stosqi): Ditto.
8010 (*rep_stosqi_rex64): Ditto.
8011 (*cmpstrnqi_nz_1): Ditto.
8012 (*cmpstrnqi_nz_rex_1): Ditto.
8013 (*cmpstrnqi_1): Ditto.
8014 (*cmpstrnqi_rex_1): Ditto.
8015 (*strlenqi_1): Ditto.
8016 (*strlenqi_rex_1): Ditto.
8017 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
8018 prefix on the same line as the instruction for all asm dialects.
8019 (sync_double_compare_and_swap<mode>): Ditto.
8020 (*sync_double_compare_and_swapdi_pic): Ditto.
8021 (*sync_compare_and_swap_cc<mode>): Ditto.
8022 (sync_double_compare_and_swap_cc<mode>): Ditto.
8023 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8024 (sync_old_add<mode>): Ditto.
8025 (sync_add<mode>): Ditto.
8026 (sync_sub<mode>): Ditto.
8027 (sync_ior<mode>): Ditto.
8028 (sync_and<mode>): Ditto.
8029 (sync_xor<mode>): Ditto.
8031 2007-08-16 Richard Sandiford <richard@codesourcery.com>
8034 * reload.c (find_reloads): Check that the memory returned by
8035 find_reloads_toplev was not the result of forcing a constant
8037 (find_reloads_toplev): Always use simplify_gen_subreg to get
8038 the subreg of a constant. If the result is also a constant,
8039 but not a legitimate one, force it into the constant pool
8040 and reload its address.
8042 2007-08-15 David Edelsohn <edelsohn@gnu.org>
8044 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
8047 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
8049 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
8050 directive for the current vector ABI.
8052 2007-08-15 Steve Ellcey <sje@cup.hp.com>
8055 * caller-save.c (reg_save_code): Set invalide status on restore code.
8057 2007-08-15 Diego Novillo <dnovillo@google.com>
8059 * tree-ssa-alias.c (compute_memory_partitions): Use
8060 alias_bitmap_obstack to allocate bitmaps.
8061 (reset_alias_info): Factor out of init_alias_info.
8062 Mark all name tags not associated to an SSA name for renaming.
8063 (init_alias_info): Call it.
8064 (create_name_tags): Tidy. Add comments.
8065 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
8067 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8069 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
8070 scheduler dependencies.
8072 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
8074 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
8076 (*iorsi_1_zext): Likewise.
8077 (*iorsi_1_zext_imm): Likewise.
8078 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
8079 with "rm"/"xm" constraint.
8080 (sse2_vmsqrtv2df2): Likewise.
8082 2007-08-15 Jakub Jelinek <jakub@redhat.com>
8085 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
8088 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
8090 * tree-pass.h (PROP_pta): Removed.
8091 (TODO_rebuild_alias): New.
8092 (pass_may_alias): Removed.
8093 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
8094 aliasing if we changed something.
8095 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
8097 (pass_may_alias): Removed.
8098 (create_structure_vars): Return TODO_rebuild_alias.
8099 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
8100 * tree-sra.c (tree_sra): Only rebuild aliasing if something
8102 (tree_sra_early): We never affect aliasing right now.
8103 * tree-flow.h (compute_may_aliases): New prototype.
8104 * passes.c: Remove pass_may_alias from the passes.
8105 (execute_function_todo): Support TODO_rebuild_alias.
8107 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
8109 * i386.c: (legitimize_address): Move dllimported variable check
8110 infront of legitimizing pic address of CONST symbols.
8112 2007-08-14 Steve Ellcey <sje@cup.hp.com>
8114 PR tree-optimization/32941
8115 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
8116 (goto_queue_cmp): Remove.
8117 (find_goto_replacement): Change search method.
8118 (maybe_record_in_goto_queue): Add assert.
8119 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
8120 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
8122 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8124 * alias.c (component_uses_parent_alias_set): Constify.
8125 * alias.h (component_uses_parent_alias_set): Likewise.
8126 * cfgrtl.c (print_rtl_with_bb): Likewise.
8127 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
8128 mpz_get_double_int): Likewise.
8129 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
8130 mpz_get_double_int): Likewise.
8131 * expr.c (is_aligning_offset, undefined_operand_subword_p,
8132 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
8134 * expr.h (safe_from_p): Likewise.
8135 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
8137 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
8138 zero_sized_type, goa_lhs_expr_p): Likewise.
8139 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
8140 * rtl.h (print_rtl_with_bb): Likewise.
8141 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
8142 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
8143 * tree-flow-inline.h (bb_stmt_list): Constify.
8144 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
8146 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
8147 const_first_stmt, const_last_stmt): New.
8148 (block_may_fallthru, empty_block_p): Constify.
8149 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
8150 EXPR_ONLY_BODY): New.
8151 (expr_first, expr_last, expr_only): Use macro for body.
8152 (const_expr_first, const_expr_last, const_expr_only): New.
8153 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
8154 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
8155 ctsi_prev, ctsi_stmt): New.
8156 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
8157 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
8158 * tree-ssa-loop-niter.c (loop_only_exit_p,
8159 derive_constant_upper_bound): Likewise.
8160 * tree-ssa-phiopt.c (empty_block_p): Likewise.
8161 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
8162 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
8163 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
8164 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
8165 * tree.c (get_type_static_bounds): Likewise.
8166 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
8167 (get_type_static_bounds): Constify.
8169 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8172 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
8173 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
8174 (*<addsub><mode>3_cc_overflow): New.
8175 (*add<mode>3_cconly_overflow): New.
8176 (*sub<mode>3_cconly_overflow): New.
8177 (*<addsub>si3_zext_cc_overflow): New.
8178 * config/i386/predicates.md (fcmov_comparison_operator): Accept
8179 CCCmode for LTU, GTU, LEU and GEU.
8180 (ix86_comparison_operator): Likewise.
8181 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
8182 * config/i386/i386.c (put_condition_code): Support CCCmode.
8183 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
8184 or MINUS expressions.
8186 2007-08-14 Andrew Pinski <pinskia@gmail.com>
8189 * c-typeck.c (build_binary_op): Disallow vector float types with
8190 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
8192 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
8194 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
8195 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
8196 (dep_def): New typedef.
8197 (init_dep_1, sd_debug_dep): Declare functions.
8198 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
8199 (debug_dep_links): Remove.
8200 (struct _deps_list): New field 'n_links'.
8201 (DEPS_LIST_N_LINKS): New macro.
8202 (FOR_EACH_DEP_LINK): Remove.
8203 (create_deps_list, free_deps_list, delete_deps_list): Remove
8205 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
8206 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8207 (copy_deps_list_change_con, move_dep_link): Ditto.
8208 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
8209 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
8211 (INSN_BACK_DEPS): Remove.
8212 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
8214 (INSN_DEP_COUNT): Remove.
8215 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
8216 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
8217 Declare global variables.
8218 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
8219 (add_forw_dep, compute_forward_dependences): Remove declarations.
8220 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
8221 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8222 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
8224 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
8226 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
8227 (sd_list_types_def): New typedef.
8228 (sd_next_list): Declare function.
8229 (struct _sd_iterator): New type.
8230 (sd_iterator_def): New typedef.
8231 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
8233 (FOR_EACH_DEP): New cycle wrapper.
8234 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
8236 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
8237 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
8240 * sched-deps.c (init_dep_1): Make global.
8241 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
8243 (dump_dep): New static function.
8244 (dump_dep_flags): New static variable.
8245 (sd_debug_dep): New function.
8246 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
8248 (move_dep_link): Use remove_from_deps_list (), instead of
8250 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
8251 (dep_link_is_detached_p): New static function.
8252 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
8254 (dn_pool, dl_pool): New alloc_pools.
8255 (dn_pool_diff, dl_pool_diff): New static variables.
8256 (create_dep_node, delete_dep_node): New static function.
8257 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
8258 (deps_list_empty_p): Make it static. Use 'n_links' field.
8259 (deps_pools_are_empty_p): New static function.
8260 (alloc_deps_list, delete_deps_list): Remove.
8261 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
8262 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8263 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
8264 (forward_dependency_cache): Remove.
8265 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
8266 'back' from the names. Change signature to use dep_t instead of
8268 (add_back_dep): Ditto. Make global.
8269 (check_dep_status): Rename to check_dep ().
8270 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
8272 (sd_finish_insn): Ditto.
8273 (sd_find_dep_between_no_cache): New static function.
8274 (sd_find_dep_between): New function.
8275 (ask_dependency_caches, set_dependency_caches): New static functions.
8276 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
8277 (add_or_update_dep_1): Separate pieces of functionality into
8278 ask_dependency_caches (), update_dependency_caches (),
8279 change_spec_dep_to_hard (), update_dep ().
8280 (get_back_and_forw_lists): New static function.
8281 (sd_add_dep): Separate setting of dependency caches into
8282 set_dependency_caches ().
8283 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
8285 (sd_delete_dep): Ditto.
8286 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
8287 (dump_lists): New static function.
8288 (sd_debug_lists): New debug function.
8289 (delete_all_dependences, fixup_sched_groups): Update to use
8290 sd_* infrastructure.
8291 (sched_analyze_2): Create data-speculative dependency only if
8292 data-speculation is enabled.
8293 (sched_analyze_insn): If insn cannot be speculative, make all its
8294 dependencies non-speculative.
8295 (sched_analyze): Use sd_init_insn ().
8296 (add_forw_dep, compute_forward_dependencies): Remove.
8297 (delete_dep_nodes_in_back_deps): New static function.
8298 (sched_free_deps): New function.
8299 (init_dependency_caches): Init alloc_pools.
8300 (extend_depedency_caches): Update after removing of
8301 forward_dependency_cache.
8302 (free_dependency_caches): Ditto. Free alloc_pools.
8303 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
8304 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
8306 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8307 (add_dependence): Use init_dep ().
8308 (get_dep_weak_1): New static function.
8309 (get_dep_weak): Move logic to get_dep_weak_1 ().
8310 (dump_ds): New static function moved from haifa-sched.c:
8311 debug_spec_status ().
8312 (debug_ds): New debug function.
8313 (check_dep_status): Rename to check_dep (). Update to check whole
8316 * haifa-sched.c (spec_info): Make global.
8317 (added_recovery_block_p): Rename to
8318 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
8319 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
8320 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
8321 to use new interfaces.
8322 (ok_for_early_queue_removal): Ditto.
8323 (schedule_block): Initialize logical uids of insns emitted by the
8325 (sched_init): Initialize new variable.
8326 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
8328 (extend_global): Initialize insn data.
8329 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
8330 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
8332 (add_to_speculative_block): Update to use new interfaces.
8333 (create_recovery_block): Set new variables.
8334 (create_check_block_twin, fix_recovery_deps): Update to use new
8336 (sched_insn_is_legitimate_for_speculation_p): New function.
8337 (speculate_insn): Move checking logic to
8338 sched_insn_is_legitimate_for_speculation_p ().
8339 (sched_remove_insn): Finalize sched-deps information of instruction.
8340 (clear_priorities, add_jump_dependencies): Update to use new
8342 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
8344 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
8345 to use new interfaces.
8346 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
8347 (new_ready): Try to use control speculation only if it is available.
8348 (add_branch_dependences): Update to use new interfaces.
8349 (compute_block_backward_dependences): Rename to
8350 compute_block_dependences (). Call
8351 targetm.sched.dependencies_evaluation_hook ().
8352 (free_block_dependencies): New static function.
8353 (debug_dependencies): Update to use new interfaces.
8354 (schedule_region): Remove separate computation of forward dependencies.
8355 Move call of targetm.sched.dependencies_evaluation_hook () to
8356 compute_block_dependences (). Free dependencies at the end of
8357 scheduling the region.
8359 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
8361 (add_deps_for_risky_insns): Ditto.
8362 (schedule_ebb): Remove separate computation of forward dependencies.
8363 Free dependencies at the end of scheduling the ebb.
8365 * ddg.c (create_ddg_dependence): Update to use new interfaces.
8366 (build_intra_loop_deps): Ditto. Remove separate computation of
8367 forward dependencies. Free sched-deps dependencies.
8369 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
8370 to use new interfaces.
8371 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
8373 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
8375 (is_costly_group): Ditto.
8377 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8379 * alias.c (rtx_equal_for_memref_p): Constify.
8380 * basic-block.h (const_edge, const_basic_block): New.
8381 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
8382 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
8383 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
8384 probably_never_executed_bb_p, edge_probability_reliable_p,
8385 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
8386 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
8388 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
8389 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
8391 * cfganal.c (flow_active_insn_p, forwarder_block_p,
8392 flow_nodes_print, dfs_enumerate_from): Likewise.
8393 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
8394 control_flow_insn_p, count_basic_blocks): Likewise.
8395 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
8396 get_loop_body_with_size, loop_exit_edge_p): Likewise.
8397 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
8398 average_num_loop_insns, loop_exit_edge_p,
8399 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
8400 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
8401 average_num_loop_insns, seq_cost): Likewise.
8402 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
8403 * dominance.c (dominated_by_p): Likewise.
8404 * emit-rtl.c (validate_subreg): Likewise.
8405 * except.c (can_throw_internal, can_throw_external): Likewise.
8406 * except.h (can_throw_internal, can_throw_external): Likewise.
8407 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
8408 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
8409 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
8410 simple_mem, store_ops_ok, load_kills_store, find_loads,
8411 store_killed_in_insn, store_killed_after, store_killed_before,
8412 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
8414 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
8415 noce_mem_write_may_trap_or_fault_p): Likewise.
8416 * pointer-set.c (pointer_set_contains, pointer_map_contains):
8418 * pointer-set.h (pointer_set_contains, pointer_map_contains):
8420 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
8421 probably_cold_bb_p, probably_never_executed_bb_p,
8422 edge_probability_reliable_p, br_prob_note_reliable_p,
8423 can_predict_insn_p): Likewise.
8424 * regclass.c (reg_set_to_hard_reg_set): Likewise.
8425 * resource.c (return_insn_p): Likewise.
8426 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
8428 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
8429 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
8430 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
8431 verify_gimple_modify_stmt): Likewise.
8432 * tree-chrec.c (is_not_constant_evolution,
8433 is_multivariate_chrec_rec, is_multivariate_chrec,
8434 chrec_contains_symbols, chrec_contains_undetermined,
8435 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
8436 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
8437 eq_evolutions_p, scev_direction): Likewise.
8438 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
8439 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
8440 chrec_contains_symbols_defined_in_loop,
8441 chrec_contains_undetermined, tree_contains_chrecs,
8442 evolution_function_is_affine_multivariate_p,
8443 evolution_function_is_univariate_p, chrec_zerop,
8444 evolution_function_is_constant_p, evolution_function_is_affine_p,
8445 evolution_function_is_affine_or_constant_p,
8446 tree_does_not_contain_chrecs, chrec_type): Likewise.
8447 * tree-data-ref.c (tree_fold_divides_p,
8448 object_address_invariant_in_loop_p, dr_may_alias_p,
8449 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
8450 same_access_functions, constant_access_functions,
8451 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
8453 * tree-flow.h (scev_direction): Likewise.
8454 * tree-gimple.c (is_gimple_stmt): Likewise.
8455 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
8457 * tree-pretty-print.c (op_prio): Likewise.
8458 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
8459 analyzable_condition, backedge_phi_arg_p): Likewise.
8460 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
8461 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
8462 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
8465 2007-08-13 Dan Hipschman <dsh@google.com>
8468 * c-format.c (check_format_arg): Move check for zero-length
8469 format strings below the check for unterminated strings.
8471 2007-08-13 Andrew Pinski <pinskia@gmail.com>
8474 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
8477 2007-08-13 Nick Clifton <nickc@redhat.com>
8479 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
8481 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8484 * c-format.c (gcc_gfc_length_specs): New array.
8485 (gcc_gfc_char_table): Add unsigned specifier, and references to
8486 the l length modifier.
8487 (format_types_orig): Use the new gcc_gfc_length_specs.
8489 2007-08-12 Sa Liu <saliu@de.ibm.com>
8491 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
8492 and with REG_RETVAL note after split.
8494 2007-08-11 David Daney <ddaney@avtrex.com>
8496 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
8497 as ATTRIBUTE_UNUSED.
8499 2007-08-11 David Edelsohn <edelsohn@gnu.org>
8500 Segher Boessenkool <segher@kernel.crashing.org>
8502 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
8503 HAVE_LOCAL_CPU_DETECT not defined.
8505 2007-08-11 Jan Hubicka <jh@suse.cz>
8507 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
8508 (cgraph_process_new_functions): Honor previous value of
8509 disregard_inline_limits.
8510 * ipa-inline.c (compute_inline_parameters): Likewise.
8512 2007-08-11 Ian Lance Taylor <iant@google.com>
8514 * alias.h (alias_set_type): Define new type.
8515 (ALIAS_SET_MEMORY_BARRIER): Use it.
8516 * rtl.h: Include alias.h.
8517 (struct mem_attrs): Use alias_set_type.
8518 * tree.h: Include alias.h
8519 (struct tree_type): Use alias_set_type.
8520 (struct tree_struct_field_tag): Likewise.
8521 (struct tree_decl_common): Likewise.
8522 * alias.c (struct alias_set_entry): Use alias_set_type.
8523 (get_alias_set_entry, alias_set_subset_of): Likewise.
8524 (alias_sets_conflict_p): Likewise.
8525 (alias_sets_must_conflict_p): Likewise.
8526 (objects_must_conflict_p): Likewise.
8527 (get_alias_set, new_alias_set): Likewise.
8528 (record_alias_subset, record_component_aliases): Likewise.
8529 (varargs_set, frame_set): Change to alias_set_type.
8530 (get_varargs_alias_set): Use alias_set_type.
8531 (get_frame_alias_set): Likewise.
8532 * builtins.c (setjmp_alias_set): Change to alias_set_type.
8533 * dse.c (struct store_info): Use alias_set_type.
8534 (struct read_info, struct clear_alias_mode_holder): Likewise.
8535 (clear_alias_set_lookup, canon_address): Likewise.
8536 (record_store, check_mem_read_rtx): Likewise.
8537 (dse_record_singleton_alias_set): Likewise.
8538 (dse_invalidate_singleton_alias_set): Likewise.
8539 * emit-rtl.c (get_mem_attrs): Likewise.
8540 (set_mem_attributes_minus_bitpos): Likewise.
8541 (set_mem_alias_set): Likewise.
8542 * expr.c (store_constructor_field, store_field): Likewise.
8543 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
8544 * langhooks.c (lhd_get_alias_set): Likewise.
8545 * langhooks-def.h (lhd_get_alias_set): Likewise.
8546 * reload1.c (alter_reg): Likewise.
8547 * tree-flow.h (struct fieldoff): Likewise.
8548 * tree-ssa-alias.c (struct alias_map_d): Likewise.
8549 (may_alias_p, get_smt_for, create_sft): Likewise.
8550 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
8551 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
8552 (merge_smts_into): Likewise.
8553 * varasm.c (const_alias_set): Likewise.
8554 * c-common.c (strict_aliasing_warning): Likewise.
8555 (c_common_get_alias_set): Likewise.
8556 * dse.h (dse_record_singleton_alias_set): Update declaration.
8557 (dse_invalidate_singleton_alias_set): Likewise.
8558 * emit-rtl.h (set_mem_alias_set): Likewise.
8559 * c-common.h (c_common_get_alias_set): Likewise.
8560 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
8561 * print-tree.c (print_node): Likewise.
8562 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
8564 (alpha_setup_incoming_varargs): Use alias_set_type.
8565 * config/i386/i386.c (setup_incoming_varargs_64): Use
8567 (setup_incoming_varargs_ms_64): Likewise.
8568 (ix86_GOT_alias_set): Likewise.
8569 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
8570 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
8571 (set): Change to alias_set_type.
8572 (get_TOC_alias_set): Use alias_set_type.
8573 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
8575 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
8576 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
8578 (struct_value_alias_set): Likewise.
8579 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
8581 2007-08-11 Richard Sandiford <richard@codesourcery.com>
8583 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
8584 * config/vxworks.h (TARGET_VXWORKS): Override.
8585 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
8586 "mips" if TARGET_VXWORKS.
8588 2007-08-11 Richard Sandiford <richard@codesourcery.com>
8590 * calls.c (avoid_likely_spilled_reg): New function.
8591 (expand_call): Use it.
8593 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8595 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
8597 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
8599 * config/mips/predicates.md (const_call_insn_operand): Invoke
8600 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
8602 2007-08-10 David Edelsohn <edelsohn@gnu.org>
8605 * config/rs6000/driver-rs6000.c: Include link.h.
8606 Use ElfW instead of wordsize-specif typedef.
8608 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8610 * system.h (CONST_CAST): New.
8611 * c-decl.c (c_make_fname_decl): Use it.
8612 * c-lex.c (cb_ident, lex_string): Likewise.
8613 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8614 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8615 give_switch, set_multilib_dir): Likewise.
8616 * gengtype-parse.c (string_seq, typedef_name): Likewise.
8617 * passes.c (execute_one_pass): Likewise.
8618 * prefix.c (update_path): Likewise.
8619 * pretty-print.c (pp_base_destroy_prefix): Likewise.
8620 * tree.c (build_string): Likewise.
8622 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
8624 * tree-flow-inline.h (is_exec_stmt): Remove.
8625 (is_label_stmt): Remove.
8626 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
8629 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
8631 * lower-subreg.c (resolve_shift_zext): Don't adjust
8632 src_reg_num for wordmode operands.
8634 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
8635 David Ung <davidu@mips.com>
8637 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
8638 (TARGET_SCHED_REORDER2): Define.
8639 (mips_maybe_swap_ready): New.
8640 (mips_last_74k_agen_insn): New.
8641 (mips_74k_agen_init): New.
8642 (mips_74k_agen_reorder): New function to group loads and stores
8644 (mips_sched_init): New.
8645 (mips_sched_reorder): Don't do initialization here. Call
8646 mips_74k_agen_reorder.
8647 (mips_variable_issue): Call mips_74k_agen_init.
8649 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
8651 * tree-flow-inline.h (get_filename): Remove.
8653 2007-08-10 Richard Sandiford <richard@codesourcery.com>
8655 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
8657 (mips_fetch_insns): Delete in favor of...
8658 (mips_load_store_insns): ...this new function.
8659 * config/mips/mips.c (mips_address_insns): Add a boolean argument
8660 to say whether multiword moves _might_ be split.
8661 (mips_fetch_insns): Delete in favor of...
8662 (mips_load_store_insns): ...this new function.
8663 (mips_rtx_costs): Update the call to mips_address_insns.
8664 (mips_address_cost): Likewise.
8665 * config/mips/mips.md (length): Use mips_load_store_insns instead
8666 of mips_fetch_insns.
8667 * config/mips/constraints.md (R): Use mips_address_insns rather
8668 than mips_fetch_insns. Assume that the move never needs to be split.
8670 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8672 * config/mips/mips.opt (mhard-float, msoft-float): Make these
8673 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
8674 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
8675 * config/mips/mips.h (mips16_hard_float): Delete.
8676 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
8677 definitions, and replace with....
8678 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
8679 * config/mips/mips.c (mips16_hard_float): Delete. Replace
8680 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
8681 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
8682 (override_options): Replace MASK_SOFT_FLOAT references with
8683 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
8684 and mips16_hard_float when TARGET_MIPS16.
8686 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8689 * c-typeck.c (build_binary_op): Check for non pointer types before
8690 calling int_fits_type_p.
8692 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8695 * fold-const.c (omit_one_operand): Return only the ommitted expression
8696 if the result is an empty statement.
8697 (pedantic_omit_one_operand): Likewise.
8699 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
8701 * c-typeck.c (readonly_error): Improve error for assignment.
8703 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
8705 (pp_c_expression): Ditto.
8707 2007-08-09 Simon Baldwin <simonb@google.com>
8709 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
8710 break that was preventing simplify_associative_operation() for xor.
8712 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8713 Nigel Stephens <nigel@mips.com>
8715 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
8716 Document change in interpretation of value from boolean to
8718 * optabs.c (expand_ffs, expand_ctz): New functions to compute
8719 ffs and ctz using clz.
8720 (expand_unop): Call them.
8721 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
8723 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
8724 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
8725 enable the new ffs expansion on this target.
8727 2007-08-09 Jan Hubicka <jh@suse.cz>
8729 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
8730 (expand_ternary_op): Likewise.
8731 (expand_vec_shift_expr): Likewise.
8732 (expand_binop_directly): Likewise.
8733 (expand_binop): Likewise.
8734 (sign_expand_binop): Likewise.
8735 (expand_twoval_unop): Likewise.
8736 (expand_twoval_binop): Likewise.
8737 (expand_twoval_binop_libfunc): Likewise.
8738 (widen_clz): Likewise.
8739 (widen_bswap): Likewise.
8740 (expand_parity): Likewise.
8741 (expand_unop): Likewise.
8742 (expand_abs_nojump): Likewise.
8743 (expand_copysign): Likewise.
8744 (emit_no_conflict_block): Likewise.
8745 (emit_libcall_block): Likewise.
8746 (can_compare_p): Likewise.
8747 (prepare_cmp_insn): Likewise.
8748 (emit_cmp_and_jump_insn_1): Likewise.
8749 (prepare_float_lib_cmp): Likewise.
8750 (emit_conditional_add): Likewise.
8751 (gen_add2_insn): Likewise.
8752 (have_add2_insn): Likewise.
8753 (gen_sub2_insn): Likewise.
8754 (have_sub2_insn): Likewise.
8755 (can_extend_p): Likewise.
8756 (can_fix_p): Likewise.
8757 (can_float_p): Likewise.
8758 (expand_float): Likewise.
8759 (expand_fix): Likewise.
8760 (expand_sfix_optab): Likewise.
8761 (new_optab): Likewise.
8762 (new_convert_optab): Likewise.
8763 (init_libfuncs): Likewise.
8764 (init_interclass_conv_libfuncs): Likewise.
8765 (init_intraclass_conv_libfuncs): Likewise.
8766 (set_conv_libfunc): Likewise.
8767 (init_optabs): Likewise.
8768 (debug_optab_libfuncs): Likewise.
8769 (gen_cond_trap): Likewise.
8770 * optabs.h (optab_handler, convert_optab_hanlder): New.
8771 * genopinit.c: Update optabs generation table.
8772 * reload.c (find_reloads_address_1): Use optabs accestors.
8773 * builtins.c (expand_builtin_mathfn): Likewise.
8774 (expand_builtin_mathfn_2): Likewise.
8775 (expand_builtin_mathfn_3): Likewise.
8776 (expand_builtin_interclass_mathfn): Likewise.
8777 (expand_builtin_sincos): Likewise.
8778 (expand_builtin_cexpi): Likewise.
8779 (expand_builtin_powi): Likewise.
8780 (expand_builtin_strlen): Likewise.
8781 * dojump.c (do_jump): Likewise.
8782 * expr.c (convert_move): Likewise.
8783 (move_by_pieces): Likewise.
8784 (move_by_pieces_ninsns): Likewise.
8785 (can_store_by_pieces): Likewise.
8786 (store_by_pieces_1): Likewise.
8787 (emit_move_via_integer): Likewise.
8788 (emit_move_complex): Likewise.
8789 (emit_move_ccmode): Likewise.
8790 (emit_move_insn_1): Likewise.
8791 (emit_single_push_insn): Likewise.
8792 (store_constructor): Likewise.
8793 (expand_expr_real_1): Likewise.
8794 (do_store_flag): Likewise.
8795 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
8796 (enumerate_modes): Likewise.
8797 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8798 (supportable_widening_operation): Likewise.
8799 (supportable_narrowing_operation): Likewise.
8800 * expmed.c (store_bit_field_1): Likewise.
8801 (extract_bit_field_1): Likewise.
8802 (expand_mult_highpart_optab): Likewise.
8803 (expand_smod_pow2): Likewise.
8804 (expand_divmod): Likewise.
8805 (emit_store_flag): Likewise.
8806 * tree-vect-patterns.c
8807 (vect_pattern_recog_1): Likewise.
8808 * tree-ssa-loop-prefetch.c
8809 (nontemporal_store_p): Likewise.
8810 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
8811 (vect_create_epilog_for_reduction): Likewise.
8812 (vectorizable_reduction): Likewise.
8813 (vectorizable_operation): Likewise.
8814 (vect_strided_store_supported): Likewise.
8815 (vectorizable_store): Likewise.
8816 (vect_strided_load_supported): Likewise.
8817 (vectorizable_load): Likewise.
8818 * combine.c (simplify_comparison): Likewise.
8819 * tree-vect-generic.c
8820 (type_for_widest_vector_mode): Likewise.
8821 (expand_vector_operations_1): Likewise.
8822 * config/spu/spu.c (spu_expand_mov): Likewise.
8823 (spu_emit_vector_compare): Likewise.
8824 * config/rs6000/rs6000.c
8825 (rs6000_emit_vector_compare): Likewise.
8826 * stmt.c (add_case_node): Likewise.
8827 * reload1.c (gen_reload):
8829 2007-08-09 Michael Matz <matz@suse.de>
8831 * tree.h (fixed_zerop): Declare as taking a const_tree.
8832 * tree.c (fixed_zerop): Take a const_tree.
8834 2007-08-09 Ira Rosen <irar@il.ibm.com>
8836 * tree-vect-transform.c (vectorizable_store): Remove call to
8837 copy_virtual_operands() and call mark_symbols_for_renaming() for
8838 the created vector store.
8839 (vect_setup_realignment): Don't call copy_virtual_operands() and
8840 update_vuses_to_preheader().
8841 (vectorizable_load): Don't call copy_virtual_operands().
8842 (update_vuses_to_preheader): Remove.
8844 2007-08-08 Chao-ying Fu <fu@mips.com>
8846 * tree.def (FIXED_POINT_TYPE): New type.
8847 (FIXED_CST): New constant.
8848 (FIXED_CONVERT_EXPR): New expr.
8849 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
8850 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
8851 * tree.h (struct tree_base): Add saturating_flag.
8852 Remove one bit of spare for saturating_flag.
8853 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
8854 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
8855 FIXED_POINT_TYPE_P): Define.
8856 (TYPE_SATURATING): Define.
8857 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
8858 (struct tree_fixed_cst): New.
8859 (TYPE_IBIT, TYPE_FBIT): Define.
8860 (tree_node): Add fixed_cst.
8861 (enum tree_index): Add new enumeration values of
8862 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
8863 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
8864 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
8865 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
8866 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
8867 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
8868 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
8869 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
8870 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
8871 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
8872 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
8873 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
8874 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
8875 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
8876 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
8877 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
8878 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
8879 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
8880 (sat_short_fract_type_node, sat_fract_type_node,
8881 sat_long_fract_type_node, sat_long_long_fract_type_node,
8882 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
8883 sat_unsigned_long_fract_type_node,
8884 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
8885 fract_type_node, long_fract_type_node, long_long_fract_type_node,
8886 unsigned_short_fract_type_node, unsigned_fract_type_node,
8887 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
8888 sat_short_accum_type_node, sat_accum_type_node,
8889 sat_long_accum_type_node, sat_long_long_accum_type_node,
8890 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
8891 sat_unsigned_long_accum_type_node,
8892 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
8893 accum_type_node, long_accum_type_node, long_long_accum_type_node,
8894 unsigned_short_accum_type_node, unsigned_accum_type_node,
8895 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
8896 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
8897 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
8898 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
8899 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
8900 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
8901 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
8902 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
8903 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
8904 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
8905 sat_uda_type_node, sat_uta_type_node): New macro.
8906 (make_fract_type, make_accum_type): Declare.
8907 (make_signed_fract_type, make_unsigned_fract_type,
8908 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
8909 make_signed_accum_type, make_unsigned_accum_type,
8910 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
8911 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
8912 make_or_reuse_sat_signed_fract_type,
8913 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
8914 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
8915 make_or_reuse_sat_unsigned_accum_type): New macro.
8916 (fixed_zerop): Declare.
8917 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
8918 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
8919 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
8920 LONG_LONG_ACCUM_TYPE_SIZE): Define.
8921 * treestruct.def: Add TS_FIXED_CST.
8922 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
8924 (tree-dump.o): Likewise.
8925 (print-tree.o): Likewise.
8926 (tree-pretty-print.o): Likewise.
8927 (fold-const.o): Likewise.
8928 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
8929 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
8930 (is_gimple_min_invariant): Handle FIXED_CST.
8931 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
8932 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
8933 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8934 (layout_type): Handle FIXED_POINT_TYPE.
8935 (make_fract_type, make_accum_type): New functions.
8936 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
8937 * tree-dump.c (fixed-value.h): New include.
8938 (dump_fixed): New function.
8939 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
8940 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
8941 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
8942 * tree-pretty-print.c (fixed-value.h): New include.
8943 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
8945 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
8946 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
8947 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
8948 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
8949 for non-saturating fixed-point types.
8950 (reassociate_bb): Likewise.
8951 * emit-rtl.c (fixed-value.h): New include.
8952 (fconst0, fconst1): New array.
8953 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
8954 * tree-vect-generic.c expand_vector_operation): Support
8955 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
8957 (type_for_widest_vector_mode): Add one parameter for the
8959 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
8961 Pass the satp parameter to type_for_mode for fixed-point types.
8962 (expand_vector_operations_1): Pass the saturating flag to
8963 type_for_widest_vector_mode.
8964 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8965 and MODE_VECTOR_UACCUM.
8966 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
8967 (vectorizable_condition): Likewise.
8968 * tree.c (fixed-value.h): New include.
8969 (tree_code_size): Support FIXED_CST.
8970 (build_fixed): New function.
8971 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
8972 (fixed_zerop): New function.
8973 (tree_node_structure): Support FIXED_CST.
8974 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
8975 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
8976 (type_hash_eq): Handle FIXED_POINT_TYPE.
8977 (simple_cst_equal): Support FIXED_CST.
8978 (iterative_hash_expr): Handle FIXED_CST.
8979 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
8980 (get_narrower): Likewise.
8981 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
8982 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
8983 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
8984 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
8986 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
8987 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
8988 (initializer_zerop): Support FIXED_CST.
8989 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
8990 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
8991 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
8992 (is_base_type): Handle FIXED_POINT_TYPE.
8993 (add_type_attribute): Handle FIXED_POINT_TYPE.
8994 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
8995 * print-tree.c (fixed-value.h): New include.
8996 (print_node_brief): Support FIXED_CST.
8997 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
8998 * c-pretty-print.c (fixed-value.h): New include.
8999 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
9000 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
9001 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
9002 Support fixed-point types for inner items in VECTOR_TYPE.
9003 (pp_c_direct_declarator): Likewise.
9004 (pp_c_declarator): Likewise.
9005 (pp_c_fixed_constant): New function.
9006 (pp_c_constant): Handle FIXED_CST.
9007 (pp_c_primary_expression): Likewise.
9008 (pp_c_expression): Likewise.
9009 * fold-const.c (fixed-value.h): New include.
9010 (negate_expr_p): Return true for FIXED_CST.
9011 (fold_negate_expr): Support FIXED_CST.
9012 (split_tree): Support FIXED_CST.
9013 (const_binop): Support FIXED_CST.
9014 (fold_convert_const_int_from_fixed): New function to convert from
9016 (fold_convert_const_real_from_fixed): New function to convert from
9018 (fold_convert_const_fixed_from_fixed): New function to convert from
9019 fixed to another fixed.
9020 (fold_convert_const_fixed_from_int): New function to convert from
9022 (fold_convert_const_fixed_from_real): New function to convert from
9024 (fold_convert_const): Support conversions from fixed to int, from
9025 fixed to real, from fixed to fixed, from int to fixed, and from real
9027 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
9028 (operand_equal_p): Support FIXED_CST.
9029 (make_range): For fixed-point modes, we need to pass the
9030 saturating flag as the 2nd parameter.
9031 (tree_swap_operands_p): Handle FIXED_CST.
9032 (fold_plusminus_mult_expr): For fract modes, we cannot generate
9034 (fold_unary): Support FIXED_CONVERT_EXPR.
9035 (fold_binary): Handle FIXED_CST.
9036 Make sure the type is not saturating, before associating operations.
9037 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
9038 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
9039 (fold_negate_const): Support FIXED_CST.
9040 (fold_relational_const): Support FIXED_CST.
9041 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
9042 (gimplify_expr): Handle FIXED_CST.
9043 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
9044 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
9045 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
9046 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
9047 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9048 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9049 LONG_LONG_ACCUM_TYPE_SIZE.
9050 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
9051 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
9052 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
9053 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
9054 MODE_ACCUM, and MODE_UACCUM.
9055 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
9056 fixed-point types to disable reduction.
9057 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
9059 2007-08-08 David Edelsohn <edelsohn@gnu.org>
9061 * config/rs6000/x-rs6000: New file.
9062 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
9063 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
9064 (EXTRA_SPEC_FUNCTIONS): Define.
9065 (HAVE_LOCAL_CPU_DETECT): Define.
9066 (CC1_CPU_SPEC): Define.
9067 * config/rs6000/driver-rs6000.c: New file.
9068 * config/rs6000/aix.h (CC1_SPEC): Define.
9069 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
9070 * config.host: Add x-rs6000 to host_xmake_file if host and target
9071 are rs6000 or powerpc.
9073 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9075 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
9077 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9078 Sandra Loosemore <sandra@codesourcery.com>
9079 Chao-ying Fu <fu@mips.com>
9080 Nigel Stephens <nigel@mips.com>
9081 David Ung <davidu@mips.com>
9083 * doc/invoke.texi (-mcode-readable): Document.
9084 * config/mips/mips.opt (mcode-readable): New option.
9085 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
9086 * config/mips/mips.h (mips_code_readable_setting): New enum.
9087 (mips_code_readable): Declare.
9088 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
9089 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
9090 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
9091 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
9092 boiler-plate comments.
9093 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9094 * config/mips/mips.c (mips_code_readable): New variable.
9095 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
9096 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
9097 context and -mcode-readable setting to restrict the use of
9098 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
9099 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
9100 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
9101 (mips_blocks_for_constant_p): Only return false for
9102 TARGET_MIPS16_PCREL_LOADS.
9103 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
9104 for MIPS16. Handle SYMBOL_32_HIGH.
9105 (mips_const_insns): Allow HIGHs for MIPS16 too.
9106 (mips_unspec_address_offset): New function, split out from...
9107 (mips_unspec_address): ...here.
9108 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
9109 16-bit symbolic constants. Assert approropiate conditions for
9110 using the "la" and "dla" macros.
9111 (mips_handle_option): Handle -mcode-readable=.
9112 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
9113 Set up mips_lo_relocs[SYMBOL_32_HIGH].
9114 (mips_strip_unspec_address): New function, split out from...
9115 (print_operand_reloc): ...here.
9116 (print_operand): Pass constants through mips_strip_unspec_address.
9117 (print_operand_address): Likewise.
9118 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
9119 (mips_select_rtx_section): Remove MIPS16 handling.
9120 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
9121 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
9122 (mips16_lay_out_constants): Do nothing unless
9123 TARGET_MIPS16_PCREL_LOADS.
9124 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
9125 * config/mips/mips.md: Split HIGHs for MIPS16.
9126 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9128 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9130 * config/mips/mips-protos.h (mips_emit_move): Declare.
9131 * config/mips/mips.c (mips_emit_move): New function.
9132 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
9133 (mips_legitimize_const_move): Likewise.
9134 (mips_legitimize_move): Likewise.
9135 (mips_split_64bit_move): Likewise.
9136 (mips_restore_gp): Likewise.
9137 (mips_load_call_address): Likewise.
9138 (mips_emit_fcc_reload): Likewise.
9139 (mips_set_return_address): Likewise.
9140 (mips_block_move_straight): Likewise.
9141 (mips_block_move_loop): Likewise.
9142 (mips_setup_incoming_varargs): Likewise.
9143 (mips_save_reg): Likewise.
9144 (mips_expand_prologue): Likewise.
9145 (mips_restore_reg): Likewise.
9146 (mips_expand_epilogue): Likewise.
9147 (mips_output_mi_thunk): Likewise.
9148 (build_mips16_call_stub): Likewise.
9149 (mips_builtin_branch_and_move): Likewise.
9150 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
9151 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
9152 (fixuns_truncdfdi2): Likewise.
9153 (fixuns_truncsfsi2): Likewise.
9154 (fixuns_truncsfdi2): Likewise.
9155 (loadgp_absolute): Likewise.
9156 (builtin_setjmp_setup): Likewise.
9157 (builtin_longjmp): Likewise.
9158 (untyped_call): Likewise.
9160 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9162 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
9163 an "rtx *" argument. Return a bool.
9164 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
9165 values and return true if they can be split. Take the same kind of
9166 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
9167 and store the lo_sum there if nonnull. Use the symbol type to
9168 determine whether a $gp or HIGH is needed.
9169 (mips_legitimize_address): Update call to mips_split_symbol and
9170 simplify accordingly.
9171 (mips_legitimize_const_move): Likewise.
9172 * config/mips/mips.md: In the combine define_split,
9173 check mips_split_symbol instead of splittable_symbolic_operand.
9174 Update use of mips_split_symbol in the generator code.
9175 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
9177 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9179 * config/mips/mips.c (mips_symbolic_address_p): Delete.
9180 (mips_symbol_insns_1): New function, split out from...
9181 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
9182 and stores separately from load addresses.
9183 (mips_classify_address): Replace uses of mips_symbolic_address_p
9184 with uses of mips_symbol_insns.
9185 (mips_address_insns): Update calls to mips_symbol_insns.
9186 (mips_const_insns): Likewise.
9187 (mips_legitimize_address): Likewise.
9189 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9191 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
9192 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
9193 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
9194 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
9195 non-call contexts if TARGET_MIPS16.
9196 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
9197 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
9198 code for SYMBOL_ABSOLUTE.
9199 (mips_symbol_insns): Likewise.
9201 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9203 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
9204 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
9205 (mips_symbolic_constant_p): Likewise. Update the call to
9206 mips_classify_symbol.
9207 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
9208 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
9209 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
9210 (print_operand_reloc): Add a context argument. Update the call to
9211 mips_symbolic_constant_p.
9212 (print_operand): Update the calls to print_operand_reloc.
9213 (print_operand_address): Use print_operand_reloc rather than
9215 (mips_rewrite_small_data_p): Add a context argument. Update the call
9216 to mips_symbolic_constant_p.
9217 (mips_small_data_pattern_1): Make DATA the containing mem.
9218 Update the call to mips_rewrite_small_data_p.
9219 (mips_rewrite_small_data_1): Likewise.
9220 (mips_use_anchors_for_symbol_p): Update the call to
9221 mips_symbolic_constant_p.
9222 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9223 (splittable_symbolic_operand): Likewise.
9224 (move_operand): Likewise.
9225 (absolute_symbolic_operand): Likewise.
9226 (got_disp_operand): Likewise.
9227 (got_page_ofst_operand): Likewise.
9229 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9231 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
9232 (SYMBOL_ABSOLUTE): ...this.
9233 (SYMBOL_SMALL_DATA): Rename to...
9234 (SYMBOL_GP_RELATIVE): ...this.
9235 (SYMBOL_CONSTANT_POOL): Rename to...
9236 (SYMBOL_PC_RELATIVE): ...this.
9237 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
9238 (mips_symbolic_address_p, mips_symbol_insns, override_options)
9239 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
9240 after above changes.
9241 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9242 (general_symbolic_operand): Rename to...
9243 (absolute_symbolic_operand): ...this.
9244 * config/mips/mips.md: Update after above changes.
9246 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
9247 Revital Eres <eres@il.ibm.com>
9249 * ddg.c (print_ddg): Add dump information.
9250 * modulo-sched.c (print_node_sched_params): Add parameter and
9252 (calculate_maxii): Remove function.
9253 (undo_generate_reg_moves): Likewise.
9254 (undo_permute_partial_schedule): Likewise.
9255 (kernel_number_of_cycles): Likewise.
9256 (MAXII_FACTOR): New definition to calculate the upper bound of II.
9257 (sms_schedule): Use it. Remove profitability checks.
9258 (sms_schedule_by_order): Fix order of nodes within the cycle.
9260 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9262 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
9263 -profile option, add pie support.
9264 (ENDFILE_SPEC): New spec.
9265 * config/gnu.h (LIB_SPEC): Add -profile option.
9267 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9269 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
9270 * config/gnu.h (LIB_SPEC): Likewise.
9272 2007-08-07 Yaz Saito <saito@google.com>
9273 Ian Lance Taylor <iant@google.com>
9275 * common.opt (finstrument-functions-exclude-function-list): New
9277 (finstrument-functions-exclude-file-list): New option.
9278 * opts.c (char_p): Define and DEF_VEC.
9279 (flag_instrument_functions_exclude_functions): New static
9281 (flag_instrument_functions_exclude_files): New static variable.
9282 (add_instrument_functions_exclude_list): New static function.
9283 (flag_instrument_functions_exclude_p): New function.
9284 (common_handle_option): Handle new options.
9285 * flags.h (flag_instrument_functions_exclude_p): Declare.
9286 * gimplify.c (gimplify_function_tree): Call
9287 flag_instrument_functions_exclude_p.
9288 * doc/invoke.texi (Option Summary): Mention new options.
9289 (Code Gen Options): Document new options.
9291 2007-08-07 Ian Lance Taylor <iant@google.com>
9293 PR rtl-optimization/32776
9294 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
9295 (resolve_use): Likewise.
9296 (decompose_multiword_subregs): Remove "changed" local variable.
9298 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
9300 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
9301 * configure: Regenerate.
9302 * config.in: Regenerate.
9303 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
9306 2007-08-07 Ian Lance Taylor <iant@google.com>
9308 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
9309 note, just delete the insn.
9311 2007-08-07 Andreas Schwab <schwab@suse.de>
9314 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
9317 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
9319 * lower-subreg.c (resolve_subreg_use): Remove assertion.
9320 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
9321 (decompose_multiword_subregs): Use the functions above to decompose
9322 multiword shifts and zero-extends.
9324 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
9326 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
9327 "assemble" descriptions which were swapped.
9329 2007-08-06 Chao-ying Fu <fu@mips.com>
9331 * fixed-value.h: New file.
9332 * fixed-value.c: New file.
9333 * Makefile.in (OBJS-common): Add fixed-value.o.
9334 (fixed-value.o): New rule.
9335 (GTFILES): Add fixed-value.h.
9336 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
9337 to compare a.low and b.low.
9338 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
9340 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9341 Daniel Jacobowitz <dan@codesourcery.com>
9344 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
9346 (x86_64-*-netbsd*): Likewise.
9347 (x86_64-*-linux*): Likewise.
9348 (x86_64-*-kfreebsd*-gnu): Likewise.
9349 (x86_64-*-knetbsd*-gnu): Likewise.
9350 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
9352 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
9354 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
9355 Add -fno-asynchronous-unwind-tables.
9357 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
9358 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
9359 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
9360 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
9361 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
9363 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9365 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
9366 (TARGET_C_MODE_FOR_SUFFIX): New.
9368 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9370 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
9372 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9374 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
9376 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9378 * config/i386/i386.md: Check TARGET_ macros and optimize_size
9379 before checking function returns in conditional expressions.
9381 2007-08-06 Alfred Minarik <a.minarik@aon.at>
9384 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
9386 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9389 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
9390 for INTEGRAL_TYPE_P.
9392 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
9394 * configure.ac: Remove --enable-checking=df from default settings.
9395 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
9396 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
9397 if the parameter is true.
9398 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
9399 DF_VERIFY_SCHEDULED flag is true.
9400 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
9401 (df_finish_pass): Adjust prototype.
9402 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
9405 * see.c (pass_see): Add TODO_df_verify.
9406 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
9407 * global.c (rest_of_handle_global_alloc): Schedule verification
9409 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
9411 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
9412 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
9413 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
9415 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
9416 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
9417 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
9419 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
9420 Revital Eres <eres@il.ibm.com>
9422 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
9424 * ddg.c (create_ddg_dependence): Rename to...
9425 (create_ddg_dep_from_intra_loop_link): This. Do not check
9426 for interloop edges. Do not create anti dependence edge when
9427 a true dependence edge exists in the opposite direction and
9428 -fmodulo-sched-allow-regmoves is set.
9429 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
9430 (add_cross_iteration_register_deps): Create anti dependence edge
9431 when -fno-modulo-sched-allow-regmoves is set.
9432 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
9434 2007-08-04 Richard Sandiford <richard@codesourcery.com>
9436 * config/arm/arm.md (movsi): Add braces.
9438 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9441 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
9442 operands for the folding of "A - (A & B)" into "~B & A"; cast them
9445 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
9447 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
9448 state accessor functions.
9449 * cfgloopmanip.c (remove_path, create_preheaders,
9450 force_single_succ_latches, fix_loop_structure): Ditto.
9451 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9452 tree_duplicate_loop_to_header_edge): Ditto.
9453 * cfgloopanal.c (mark_irreducible_loops): Ditto.
9454 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
9456 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
9457 cleanup_tree_cfg): Ditto.
9458 * tree-cfg.c (tree_merge_blocks): Ditto.
9459 * cfgloop.c (rescan_loop_exit, record_loop_exits,
9460 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
9461 loop_preheader_edge, single_exit): Ditto.
9462 (flow_loops_find): Do not clear loops->state.
9463 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
9464 loops_state_clear): New functions.
9466 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9469 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9470 when adding to the base and convert ELT to sizetype instead of type.
9472 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9475 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
9476 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
9478 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9481 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
9482 correct type the negate expression.
9484 2007-08-03 Jan Hubicka <jh@suse.cz>
9486 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
9489 2007-08-03 David Edelsohn <edelsohn@gnu.org>
9491 * config/rs6000/rs6000.c (struct processor_cost): Change
9492 l1_cache_lines to l1_cache_size. Add l2_cache_size.
9493 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
9495 (rios1_costs, rios2_cost): Correct cache line size.
9496 (rs6000_override_options): Set l2-cache-size parameter.
9498 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9499 Diego Novillo <dnovillo@google.com>
9502 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
9503 if the range includes 0.
9505 2007-08-03 Ben Elliston <bje@au.ibm.com>
9507 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
9508 mode to unspec expressions to silence a warning from the generator
9511 2007-08-02 Steve Ellcey <sje@cup.hp.com>
9513 * config/ia64/constraints.md ("U"): Make constraint vector only.
9515 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
9518 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
9519 always_inline attribute on the function decl.
9521 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
9524 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
9525 if we are compiling with -fPIC.
9527 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
9528 Nigel Stephens <nigel@mips.com>
9530 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
9531 Define for MIPS32 and MIPS64.
9533 2007-08-02 Nick Clifton <nickc@redhat.com>
9535 * config/host-hpux.c: Change copyright header to refer to version
9536 3 of the GNU General Public License and to point readers at the
9537 COPYING3 file and the FSF's license web page.
9538 * config/alpha/predicates.md, config/alpha/vms-ld.c,
9539 config/alpha/linux.h, config/alpha/alpha.opt,
9540 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
9541 config/alpha/vms-unwind.h, config/alpha/ev4.md,
9542 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
9543 config/alpha/alpha.h, config/alpha/sync.md,
9544 config/alpha/openbsd.h, config/alpha/alpha.md,
9545 config/alpha/alpha-modes.def, config/alpha/ev5.md,
9546 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
9547 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
9548 config/alpha/constraints.md, config/alpha/osf.h,
9549 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
9550 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
9551 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
9552 config/frv/frv-asm.h, config/frv/frv-protos.h,
9553 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
9554 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
9555 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
9556 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
9557 config/s390/s390.opt, config/s390/s390-modes.def,
9558 config/s390/fixdfdi.h, config/s390/constraints.md,
9559 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
9560 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
9561 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
9562 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
9563 config/m32c/prologue.md, config/m32c/m32c.abi,
9564 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
9565 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
9566 config/m32c/t-m32c, config/m32c/m32c-modes.def,
9567 config/m32c/jump.md, config/m32c/shift.md,
9568 config/m32c/m32c-protos.h, config/libgloss.h,
9569 config/spu/spu-protos.h, config/spu/predicates.md,
9570 config/spu/spu-builtins.h, config/spu/spu.c,
9571 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
9572 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
9573 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
9574 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
9575 config/sparc/hypersparc.md, config/sparc/predicates.md,
9576 config/sparc/linux.h, config/sparc/sp64-elf.h,
9577 config/sparc/supersparc.md, config/sparc/cypress.md,
9578 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
9579 config/sparc/niagara.md, config/sparc/sparc.md,
9580 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
9581 config/sparc/sparc.opt, config/sparc/sync.md,
9582 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
9583 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
9584 config/sparc/sparc.c, config/sparc/little-endian.opt,
9585 config/sparc/sysv4-only.h, config/sparc/sparc.h,
9586 config/sparc/linux64.h, config/sparc/freebsd.h,
9587 config/sparc/sol2.h, config/sparc/rtemself.h,
9588 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
9589 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
9590 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
9591 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
9592 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
9593 config/m32r/linux.h, config/m32r/constraints.md,
9594 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
9595 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
9596 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
9597 config/i386/i386.md, config/i386/netware-crt0.c,
9598 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
9599 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
9600 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
9601 config/i386/sol2.h, config/i386/constraints.md,
9602 config/i386/netware-libgcc.c, config/i386/sysv5.h,
9603 config/i386/predicates.md, config/i386/geode.md,
9604 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
9605 config/i386/freebsd64.h, config/i386/vxworksae.h,
9606 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
9607 config/i386/rtemself.h, config/i386/netbsd-elf.h,
9608 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
9609 config/i386/netware.h, config/i386/i386-modes.def,
9610 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
9611 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
9612 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
9613 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
9614 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
9615 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
9616 config/i386/xm-mingw32.h, config/i386/linux64.h,
9617 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
9618 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
9619 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
9620 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
9621 config/i386/cygwin2.c, config/i386/i386-protos.h,
9622 config/i386/sync.md, config/i386/openbsd.h,
9623 config/i386/host-mingw32.c, config/i386/i386-aout.h,
9624 config/i386/nto.h, config/i386/biarch64.h,
9625 config/i386/i386-coff.h, config/i386/freebsd.h,
9626 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
9627 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
9628 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
9629 config/darwin-protos.h, config/linux.opt, config/sol2.c,
9630 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
9631 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
9632 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
9633 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
9634 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
9635 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
9636 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
9637 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
9638 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
9639 config/sh/superh64.h, config/sh/rtemself.h,
9640 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
9641 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
9642 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
9643 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
9644 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
9645 config/avr/predicates.md, config/avr/constraints.md,
9646 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
9647 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
9648 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
9649 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
9650 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
9651 config/c4x/c4x-modes.def, config/c4x/rtems.h,
9652 config/c4x/predicates.md, config/c4x/c4x.h,
9653 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
9654 config/xtensa/predicates.md, config/xtensa/xtensa.c,
9655 config/xtensa/linux.h, config/xtensa/xtensa.h,
9656 config/xtensa/elf.h, config/xtensa/xtensa.md,
9657 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
9658 config/xtensa/xtensa-protos.h, config/dbx.h,
9659 config/stormy16/predicates.md, config/stormy16/stormy16.md,
9660 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
9661 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
9662 config/host-solaris.c, config/fr30/fr30.h,
9663 config/fr30/predicates.md, config/fr30/fr30-protos.h,
9664 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
9665 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
9666 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
9667 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
9668 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
9669 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
9670 config/host-linux.c, config/interix3.h, config/cris/cris.c,
9671 config/cris/predicates.md, config/cris/linux.h,
9672 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
9673 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
9674 config/cris/aout.opt, config/cris/cris-protos.h,
9675 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
9676 config/iq2000/iq2000.h, config/iq2000/predicates.md,
9677 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
9678 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
9679 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
9680 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
9681 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
9682 config/chorus.h, config/mn10300/mn10300.c,
9683 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
9684 config/mn10300/mn10300.h, config/mn10300/linux.h,
9685 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
9686 config/mn10300/mn10300.md, config/ia64/predicates.md,
9687 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
9688 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
9689 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
9690 config/ia64/freebsd.h, config/ia64/ia64.md,
9691 config/ia64/ia64-modes.def, config/ia64/constraints.md,
9692 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
9693 config/gofast.h, config/rtems.h, config/sol2-10.h,
9694 config/m68k/predicates.md, config/m68k/m68k.md,
9695 config/m68k/linux.h, config/m68k/m68k-modes.def,
9696 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
9697 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
9698 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
9699 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
9700 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
9701 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
9702 config/m68k/constraints.md, config/m68k/rtemself.h,
9703 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
9704 config/m68k/uclinux.h, config/rs6000/power4.md,
9705 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
9706 config/rs6000/linux.h, config/rs6000/eabi.h,
9707 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
9708 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
9709 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
9710 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
9711 config/rs6000/windiss.h, config/rs6000/603.md,
9712 config/rs6000/aix41.h, config/rs6000/cell.md,
9713 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
9714 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
9715 config/rs6000/darwin.md, config/rs6000/darwin64.h,
9716 config/rs6000/default64.h, config/rs6000/7xx.md,
9717 config/rs6000/darwin.opt, config/rs6000/spe.md,
9718 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
9719 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
9720 config/rs6000/7450.md, config/rs6000/linux64.h,
9721 config/rs6000/constraints.md, config/rs6000/440.md,
9722 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
9723 config/rs6000/rs6000.c, config/rs6000/aix52.h,
9724 config/rs6000/rs6000.h, config/rs6000/power6.md,
9725 config/rs6000/predicates.md, config/rs6000/altivec.md,
9726 config/rs6000/aix64.opt, config/rs6000/rios1.md,
9727 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
9728 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
9729 config/rs6000/darwin7.h, config/rs6000/dfp.md,
9730 config/rs6000/linux64.opt, config/rs6000/sync.md,
9731 config/rs6000/vxworksae.h, config/rs6000/power5.md,
9732 config/rs6000/lynx.h, config/rs6000/biarch64.h,
9733 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
9734 config/rs6000/eabispe.h, config/rs6000/e500.h,
9735 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
9736 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
9737 config/rs6000/aix.h, config/rs6000/vxworks.h,
9738 config/rs6000/40x.md, config/rs6000/aix51.h,
9739 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
9740 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
9741 config/arc/arc.h, config/mcore/mcore-elf.h,
9742 config/mcore/mcore-protos.h, config/mcore/predicates.md,
9743 config/mcore/mcore.md, config/mcore/mcore.c,
9744 config/mcore/mcore.opt, config/mcore/mcore.h,
9745 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
9746 config/score/predicates.md, config/score/score-version.h,
9747 config/score/score-protos.h, config/score/misc.md,
9748 config/score/elf.h, config/score/score.c, config/score/mac.md,
9749 config/score/score7.md, config/score/score.h,
9750 config/score/score-conv.h, config/score/score-mdaux.c,
9751 config/score/score.md, config/score/score.opt,
9752 config/score/score-modes.def, config/score/score-mdaux.h,
9753 config/score/mul-div.S, config/arm/uclinux-elf.h,
9754 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
9755 config/arm/symbian.h, config/arm/linux-elf.h,
9756 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
9757 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
9758 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
9759 config/arm/strongarm-pe.h, config/arm/arm.h,
9760 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
9761 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
9762 config/arm/arm-modes.def, config/arm/linux-eabi.h,
9763 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
9764 config/arm/arm-cores.def, config/arm/arm-protos.h,
9765 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
9766 config/arm/wince-pe.h, config/arm/neon.md,
9767 config/arm/constraints.md, config/arm/neon.ml,
9768 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
9769 config/arm/arm.opt, config/arm/arm926ejs.md,
9770 config/arm/predicates.md, config/arm/iwmmxt.md,
9771 config/arm/arm_neon.h, config/arm/unknown-elf.h,
9772 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
9773 config/arm/neon-testgen.ml, config/arm/arm.md,
9774 config/arm/xscale-coff.h, config/arm/pe.c,
9775 config/arm/arm-generic.md, config/arm/pe.h,
9776 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
9777 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
9778 config/arm/strongarm-elf.h, config/arm/cirrus.md,
9779 config/arm/netbsd-elf.h, config/arm/vxworks.h,
9780 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
9781 config/pa/predicates.md, config/pa/pa64-hpux.h,
9782 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
9783 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
9784 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
9785 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
9786 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
9787 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
9788 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
9789 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
9790 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
9791 config/pa/pa64-regs.h, config/pa/pa-modes.def,
9792 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
9793 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
9794 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
9795 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
9796 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
9797 config/mips/linux64.h, config/mips/elforion.h,
9798 config/mips/constraints.md, config/mips/generic.md,
9799 config/mips/predicates.md, config/mips/4300.md,
9800 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
9801 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
9802 config/mips/5k.md, config/mips/vr4120-div.S,
9803 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
9804 config/mips/mips-protos.h, config/mips/6000.md,
9805 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
9806 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
9807 config/mips/mips-modes.def, config/mips/vr.h,
9808 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
9809 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
9810 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
9811 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
9812 config/vax/openbsd1.h, config/vax/netbsd.h,
9813 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
9814 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
9815 config/h8300/rtems.h, config/h8300/predicates.md,
9816 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
9817 config/h8300/h8300.md, config/h8300/h8300.opt,
9818 config/h8300/coff.h, config/h8300/h8300-protos.h,
9819 config/v850/v850.md, config/v850/predicates.md,
9820 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
9821 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
9822 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
9823 config/mmix/mmix.h, config/mmix/predicates.md,
9824 config/mmix/mmix-protos.h, config/mmix/mmix.md,
9825 config/mmix/mmix.c, config/mmix/mmix.opt,
9826 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
9827 config/bfin/rtems.h, config/bfin/bfin-modes.def,
9828 config/bfin/predicates.md, config/bfin/bfin-protos.h,
9829 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
9832 2007-08-02 Richard Sandiford <richard@codesourcery.com>
9834 * emit-rtl.c (reset_used_decls): Rename to...
9835 (set_used_decls): ...this. Set the used flag rather than clearing it.
9836 (unshare_all_rtl_again): Update accordingly. Set flags on argument
9837 DECL_RTLs rather than resetting them.
9839 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
9841 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
9843 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
9845 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
9846 argument to find_reloads_address.
9848 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
9850 PR tree-optimization/32919
9851 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
9852 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
9853 (coalesce_ssa_name): Call it.
9855 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
9856 David Ung <davidu@mips.com>
9858 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
9859 (__mips16_unorddf2, __mips16_floatunsidf): New.
9860 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
9862 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
9864 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9866 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
9867 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
9868 * tree.h (OMP_SECTIONS_CONTROL): New macro.
9869 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
9870 * omp-low.c (get_ws_args_for, determine_parallel_type,
9871 expand_omp_for_generic, expand_omp_for_static_nochunk,
9872 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
9873 Work with more precise CFG.
9874 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
9875 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
9877 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
9878 * gimple-low.c (lower_stmt): Ditto.
9879 * tree-inline.c (estimate_num_insns_1): Ditto.
9880 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
9881 (OMP_SECTIONS_SWITCH): New.
9882 * tree-cfgcleanup.c (cleanup_omp_return): New.
9883 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
9884 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
9885 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
9886 (tree_redirect_edge_and_branch): Handle omp constructs.
9888 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
9889 with three arguments.
9891 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9893 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
9896 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9898 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
9899 the loop structures may need fixing.
9900 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
9902 (cleanup_tree_cfg_loop): Removed.
9903 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
9904 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
9905 instead of running cleanup_tree_cfg_loop.
9906 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
9907 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
9908 (tree_predictive_commoning): Declaration changed.
9909 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
9911 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9913 * doc/invoke.texi (l1-cache-size): Update documentation.
9914 (l2-cache-size): Document.
9915 * params.h (L2_CACHE_SIZE): New macro.
9916 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
9917 that L1_CACHE_SIZE is in kB now.
9918 (L2_CACHE_SIZE_BYTES): New macro.
9919 (tree_ssa_prefetch_arrays): Show size in kB.
9920 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
9921 and l2_cache_size fields.
9922 * config/i386/driver-i386.c (describe_cache): Detect cache size
9924 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
9925 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
9926 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
9927 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
9928 (override_options): Set l1-cache-size and l2-cache-size to default
9929 values if not specified otherwise.
9930 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
9931 (PARAM_L2_CACHE_SIZE): New.
9933 2007-08-01 Nigel Stephens <nigel@mips.com>
9934 David Ung <davidu@mips.com>
9935 Thiemo Seufer <ths@mips.com>
9936 Chris Dearman <chris@mips.com>
9937 Richard Sandiford <richard@codesourcery.com>
9939 * config.gcc (mips*-sde-elf*): New stanza.
9940 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
9941 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
9942 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
9943 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
9944 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
9945 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
9947 * config/mips/sde.h: New file.
9948 * config/mips/t-libgcc-mips16: Likewise.
9949 * config/mips/t-sde: Likewise.
9950 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
9951 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
9952 _MIPS_FPSET and _MIPS_SZINT.
9953 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
9954 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
9955 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
9956 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
9957 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9958 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9959 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
9960 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
9961 _MIPS_SZPTR and _MIPS_FPSET.
9962 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
9963 architecture is specified.
9964 (MIPS_32BIT_OPTION_SPEC): New macro.
9966 2007-07-31 Dan Hipschman <dsh@google.com>
9968 * gcc.c (end_going_arg): New function.
9969 (do_spec_2): Use it.
9970 (do_spec_1): Use it.
9972 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
9974 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
9975 only if ENABLE_CHECKING is defined.
9977 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
9979 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
9980 df_ru_add_problem, df_ru_get_bb_info): Removed.
9981 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
9982 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
9983 df_ru_free_bb_info, df_ru_alloc,
9984 df_ru_bb_local_compute_process_def,
9985 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
9986 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
9987 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
9988 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
9989 df_ru_add_problem): Removed.
9991 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9994 * pa.md (casesi32): Use match_scratch. Revise insn condition.
9995 (casesi32p, casesi64p): Likewise.
9996 (casesi): Adjust for above.
9998 2007-07-31 Richard Sandiford <richard@codesourcery.com>
10000 * mode-switching.c (create_pre_exit): Don't search past calls.
10002 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
10004 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
10006 2007-07-31 Revital Eres <eres@il.ibm.com>
10008 * ddg.c (add_deps_for_def): Rename to...
10009 (add_cross_iteration_register_deps): This. Change implementation
10010 to use only reaching def and def-use chains to construct the
10011 inter loop dependencies.
10012 (add_deps_for_use): Remove function.
10013 (build_inter_loop_deps): Call add_cross_iteration_register_deps
10014 function to build the inter loop dependencies.
10015 * modulo-sched.c (sms_schedule): Build only
10016 reaching def and def-use chains for the propose of the ddg
10019 2007-07-31 Julian Brown <julian@codesourcery.com>
10021 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
10022 New define_insns. Use correct RTL.
10023 (vec_set<mode>): Write as expander.
10025 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
10027 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
10028 to an unallocated space.
10030 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
10033 (split_constant_offset): Enable split_constant_offset to extract
10034 constants from other statements.
10035 * tree-vect-transform.c
10036 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
10037 to a temp var. Force base_offset to be simple.
10039 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
10041 * df-scan.c (df_scan_verify): Remove artificial limit on
10042 the number of blocks for verification.
10043 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
10044 df_simulate_defs): Avoid unnecessary insn checking for defs.
10046 2007-07-29 Mark Mitchell <mark@codesourcery.com>
10048 * config/m68k/lb1sf68.asm (FUNC): New macro.
10049 (__mulsi3): Use it.
10050 (__udivsi3): Likewise.
10051 (__divsi3): Likewise.
10052 (__umodsi3): Likewise.
10053 (__modsi3): Likewise.
10054 (__subdf3): Likewise.
10055 (__adddf3): Likewise.
10056 (__muldf3): Likewise.
10057 (__divdf3): Likewise.
10058 (__negdf2): Likewise.
10059 (__cmpdf2): Likewise.
10060 (__subsf3): Likewise.
10061 (__addsf3): Likewise.
10062 (__mulsf3): Likewise.
10063 (__divsf3): Likewise.
10064 (__negsf2): Likewise.
10065 (__cmpsf2): Likewise.
10066 (__eqdf2): Likewise.
10067 (__nedf2): Likewise.
10068 (__gtdf2): Likewise.
10069 (__gedf2): Likewise.
10070 (__ltdf2): Likewise.
10071 (__ledf2): Likewise.
10072 (__eqsf2): Likewise.
10073 (__nesf2): Likewise.
10074 (__gtsf2): Likewise.
10075 (__gesf2): Likewise.
10076 (__ltsf2): Likewise.
10077 (__lesf2): Likewise.
10079 2007-07-30 Ollie Wild <aaw@google.com>
10081 * c-ppoutput.c (print_lines_directives_only): New function.
10082 (scan_translation_unit_directives_only): New function.
10083 (preprocess_file): Add call to scan_translation_unit_directives_only.
10084 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
10085 (sanitize_cpp_opts): Add default flag_dump_macros setting for
10086 -fdirectives-only. Add errors for -fdirectives-only conflict with
10087 -Wunused-macros and -traditional.
10088 (finish_options): Add builtin macro initialization for
10089 -fdirectives-only + -fpreprocessed.
10090 * c.opt (fdirectives-only): New.
10091 * doc/cppopts.texi (fdirectives-only): New.
10093 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10095 * alias.c (record_set, memory_modified_1): Constify.
10096 * bt-load.c (note_btr_set): Likewise.
10097 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
10098 * combine.c (set_nonzero_bits_and_sign_copies,
10099 expand_field_assignment, record_dead_and_set_regs_1,
10100 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
10101 likely_spilled_retval_1): Likewise.
10102 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
10103 frv_io_handle_set): Likewise.
10104 * config/mips/mips.c (mips_sim_record_set,
10105 vr4130_true_reg_dependence_p_1): Likewise.
10106 * config/mt/mt.c (insn_dependent_p_1): Likewise.
10107 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
10108 * config/sh/sh.c (flow_dependent_p_1): Likewise.
10109 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
10110 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
10111 * ddg.c (mark_mem_store): Likewise.
10112 * df-problems.c (df_urec_mark_reg_change): Likewise.
10113 * function.c (update_epilogue_consts): Likewise.
10114 * gcse.c (record_set_info, record_last_set_info,
10115 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
10116 reg_clear_last_set): Likewise.
10117 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
10119 * jump.c (reversed_comparison_code_parts): Likewise.
10120 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
10121 reg_is_set): Likewise.
10122 * loop-iv.c (mark_altered): Likewise.
10123 * mode-switching.c (reg_becomes_live): Likewise.
10124 * optabs.c (no_conflict_move_test): Likewise.
10125 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
10127 * postreload.c (reload_combine_note_store, move2add_note_store):
10129 * regmove.c (flags_set_1): Likewise.
10130 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
10132 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
10134 * resource.c (update_live_status): Likewise.
10135 * rtl.h (set_of, note_stores): Likewise.
10136 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
10137 note_stores, parms_set): Likewise.
10138 * sched-rgn.c (sets_likely_spilled_1): Likewise.
10139 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
10141 * var-tracking.c (count_stores, add_stores): Likewise.
10143 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10145 * alias.c (mems_in_disjoint_alias_sets_p,
10146 fixed_scalar_and_varying_struct_p, aliases_everything_p,
10147 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
10148 write_dependence_p, mems_in_disjoint_alias_sets_p,
10149 read_dependence, true_dependence, canon_true_dependence,
10150 anti_dependence, output_dependence): Constify.
10151 * combine.c (extended_count): Likewise.
10152 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
10153 * cselib.c (get_value_hash, references_value_p,
10154 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
10155 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
10156 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
10157 * function.c (contains, prologue_epilogue_contains,
10158 sibcall_epilogue_contains): Likewise.
10159 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
10160 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
10161 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
10162 reg_or_subregno): Likewise.
10163 * recog.c (asm_noperands): Likewise.
10164 * reload1.c (function_invariant_p): Likewise.
10165 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
10166 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
10167 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
10168 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
10169 true_regnum, reg_or_subregno, condjump_in_parallel_p,
10170 extended_count, prologue_epilogue_contains,
10171 sibcall_epilogue_contains, function_invariant_p, true_dependence,
10172 canon_true_dependence, read_dependence, anti_dependence,
10173 output_dependence): Likewise.
10174 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
10176 2007-07-30 Julian Brown <julian@codesourcery.com>
10178 * config/arm/neon.md (V_ext): New mode attribute.
10179 (neon_vget_lane<mode>): Replace with define_expand.
10180 (neon_vget_lane<mode>_sext_internal)
10181 (neon_vget_lane<mode>_zext_internal): New define_insns for double
10182 and quad precision vectors.
10183 (neon_vget_lanedi): Add bounds check. Remove dead comment.
10184 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
10185 have typeless 32-bit result.
10187 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10190 * tree-affine.h (aff_tree): The type of rest is sizetype for types
10192 * tree-affine.c (aff_combination_scale): If type is a pointer type,
10193 use sizetype for rest.
10194 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
10195 (aff_combination_convert): Don't convert rest for pointer types.
10197 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10199 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
10201 * tree-ssa-alias.c: Add alloc-pool.h.
10202 (init_alias_info): Free alias_bitmap_obstack.
10203 (delete_alias_info): Call delete_mem_ref_stats.
10204 (get_mem_sym_stats_for): Use alloc_pool.
10205 (init_mem_ref_stats): Do not delete mem_ref_stats here.
10206 (delete_mem_sym_stats): Removed.
10208 2007-07-29 Sebastian Pop <sebpop@gmail.com>
10210 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
10211 functions cannot be represented as classical distance vectors.
10213 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10215 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
10216 * builtins.c (validate_arg, builtin_mathfn_code,
10217 validate_arglist): Likewise.
10218 * calls.c (call_expr_flags): Likewise.
10219 * combine.c (reg_nonzero_bits_for_combine,
10220 reg_num_sign_bit_copies_for_combine, get_last_value,
10221 reg_truncated_to_mode): Likewise.
10222 * emit-rtl.c (subreg_lowpart_p): Likewise.
10223 * expr.c (highest_pow2_factor_for_target,
10224 categorize_ctor_elements_1, categorize_ctor_elements,
10225 count_type_elements, contains_packed_reference,
10226 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
10227 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
10228 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
10229 native_encode_int, native_encode_real, native_encode_complex,
10230 native_encode_vector, native_encode_expr, native_interpret_int,
10231 native_interpret_real, native_interpret_complex,
10232 native_interpret_vector, native_interpret_expr): Likewise.
10233 * function.c (use_register_for_decl): Likewise.
10234 * gimplify.c (get_name): Likewise.
10235 * langhooks-def.h (lhd_return_null_const_tree): New.
10236 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
10237 * langhooks.c (lhd_return_null_const_tree): New.
10238 * langhooks.h (lang_get_callee_fndecl): Constify.
10239 * output.h (constructor_static_from_elts_p): Likewise.
10240 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
10241 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
10242 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
10243 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
10244 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
10245 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
10246 * rtlhooks-def.h (reg_nonzero_bits_general,
10247 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
10249 * rtlhooks.c (reg_num_sign_bit_copies_general,
10250 reg_nonzero_bits_general, reg_truncated_to_mode_general):
10252 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
10253 * stor-layout.c (mode_for_size_tree): Likewise.
10254 * tree-ssa-loop-im.c (memref_eq): Likewise.
10255 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
10256 * tree.c (contains_placeholder_p, type_list_equal,
10257 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
10259 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
10260 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
10261 contains_placeholder_p, contains_packed_reference,
10262 get_callee_fndecl, operand_equal_for_phi_arg_p,
10263 warn_if_unused_value, is_body_block, native_encode_expr,
10264 native_interpret_expr, fold_convertible_p, operand_equal_p,
10265 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
10266 validate_arglist, simple_cst_equal, type_list_equal,
10267 use_register_for_decl, call_expr_flags, get_name,
10268 highest_pow2_factor): Likewise.
10269 (const_call_expr_arg_iterator_d,
10270 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
10271 first_const_call_expr_arg, more_const_call_expr_args_p,
10272 FOR_EACH_CONST_CALL_EXPR_ARG): New.
10273 * varasm.c (constructor_static_from_elts_p): Constify.
10275 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
10277 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
10278 config/arm/neon-schedgen.ml, config/arm/neon.ml,
10279 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
10280 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
10281 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
10282 tree-vect-transform.c, tree.def: Fix comment typos. Follow
10283 spelling conventions.
10284 * doc/invoke.texi: Follow spelling conventions.
10286 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
10287 Revital Eres <eres@il.ibm.com>
10289 * modulo-sched.c (sms_schedule): Avoid loops which includes
10290 auto-increment instructions.
10292 2007-07-28 Richard Guenther <rguenther@suse.de>
10294 PR middle-end/32920
10295 * fold-const.c (fold_cond_expr_with_comparison): Convert
10296 operand zero of MIN/MAX_EXPR to correct type.
10298 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10300 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
10301 flags_from_decl_or_type): Constify.
10302 * gcc.c (do_spec_1): Likewise.
10303 * print-tree.c (dump_addr, print_node_brief): Likewise.
10304 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
10305 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
10306 tree_purge_all_dead_eh_edges): Likewise.
10307 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
10308 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
10310 * tree.c (expr_location, expr_has_location, expr_locus,
10311 expr_filename, expr_lineno, get_inner_array_type,
10312 fields_compatible_p): Likewise.
10313 * tree.h (get_inner_array_type, fields_compatible_p,
10314 expr_location, expr_has_location, expr_locus, expr_filename,
10315 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
10316 setjmp_call_p, alloca_call_p): Likewise.
10318 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10320 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
10321 TV_FLOW_INSENSITIVE.
10323 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
10325 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
10326 (compute_flow_insensitive_aliasing): Ditto for
10327 TV_FLOW_INSENSITIVE.
10329 2007-07-27 Jan Hubicka <jh@suse.cz>
10331 * config/i386/i386.c (register_move_cost): Remove accidentally
10332 comitted #if 0 block.
10334 * attribs.c: Include hashtab.h
10335 (attribute_hash): New.
10336 (substring): New structure.
10337 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
10339 (init_attributes): Initialize attribute hash.
10340 (decl_attributes): Use attribute hash.
10341 * Makefile.in (attribs.c): Depend on hashtab.h.
10343 2007-07-27 Steve Ellcey <sje@cup.hp.com>
10345 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
10347 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10349 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
10350 __mips_dspr2 and __mips_dsp_rev macros.
10351 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
10353 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
10355 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
10357 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
10359 PR middle-end/32749
10361 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
10362 and the updating of the live and do_not_gen sets.
10363 (df_note_bb_compute): Added updating of live and do_not_gen sets
10364 for regular defs so that the case of clobber inside conditional
10365 call is processed correctly.
10367 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10369 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
10370 operands with compatible type.
10372 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10374 * expr.h (store_bit_field): Don't return a value.
10375 * expmed.c (check_predicate_volatile_ok): New function.
10376 (store_bit_field_1): New function, extracted from store_bit_field.
10377 Take a fallback_p argument and return true if the operation succeeded.
10378 Only use store_fixed_bit_field if fallback_p. Don't recompute
10379 mode_for_extraction; use op_mode instead. Try forcing memories
10380 into registers if the insv expander fails.
10381 (store_bit_field): Use store_bit_field_1 with fallback_p true.
10382 Don't return a value.
10383 (convert_extracted_bit_field): New function, extracted from
10385 (extract_bit_field_1): Likewise. Take a fallback_p argument
10386 and return NULL if the operation succeeded. Only use
10387 extract_fixed_bit_field if fallback_p. Only calculate one
10388 extraction mode. Combine code for extv and extzv. Try forcing
10389 memories into registers if the ext(z)v expander fails.
10390 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
10392 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10394 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
10396 (df_ref): Likewise. Put regno with other integer fields.
10398 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10400 * df.h (df_mw_hardreg): Remove "loc" field.
10401 * df-scan.c (df_ref_record): Don't set it. Remove redundant
10403 * df-problems.c (df_whole_mw_reg_unused_p): New function,
10404 split out from df_set_unused_notes_for_mw. Return false for
10405 partial references. Assert that mw_reg is a REG when returning true.
10406 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
10407 (df_whole_mw_reg_dead_p): New function, split out from
10408 df_set_dead_notes_for_mw. Return false for partial references.
10409 Assert that mw_reg is a REG when returning true.
10410 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
10411 Remove redundant bitmap check.
10413 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
10415 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
10416 ($(T)crtend.o): Likwise.
10417 ($(T)crtbeginS.o): Likwise.
10418 ($(T)crtendS.o): Likwise.
10419 ($(T)crtfastmath.o): Likwise.
10421 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
10423 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
10424 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
10425 * basic-block.h (struct control_flow_graph): Added x_dom_computed
10426 and x_n_bbs_in_dom_tree fields.
10428 2007-07-26 Steve Ellcey <sje@cup.hp.com>
10430 PR tree-optimization/32087
10431 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
10432 Do not call scale_bbs_frequencies_int with prob of zero.
10434 2007-07-26 Julian Brown <julian@codesourcery.com>
10436 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
10437 (neon_element_bits): Add prototypes.
10438 * config/arm/arm.c (bounds_check, neon_lane_bounds)
10439 (neon_const_bounds, neon_element_bits): New functions.
10440 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
10441 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
10442 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
10443 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
10444 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
10445 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
10446 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
10447 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
10448 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
10449 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
10450 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
10451 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
10452 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
10454 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
10456 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
10457 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
10459 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
10460 Julian Brown <julian@codesourcery.com>
10462 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
10463 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
10464 * config/arm/cortex-a8.md: New.
10465 * config/arm/cortex-a8-neon.md: New.
10466 * config/arm/neon-schedgen.ml: New.
10467 * config/arm/neon.md (vqh_mnem): New.
10469 (Is_float_mode): New.
10470 (Scalar_mul_8_16): New.
10472 (V_mode_nunits): New.
10473 (All instruction patterns): Annotate with neon_type attribute
10475 * config/arm/arm.md: Include cortex-a8.md.
10476 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
10478 Annotate instruction patterns accordingly.
10479 (generic_sched): Do not use generic scheduling for Cortex-A8.
10480 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
10482 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
10484 * fold-const.c (fold_read_from_constant_string): Use
10485 build_int_cst_type.
10486 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10488 2007-07-26 Nick Clifton <nickc@redhat.com>
10490 * tree-ssa-operands.h: Change copyright header to refer to version
10491 3 of the GNU General Public License and to point readers at the
10492 COPYING3 file and the FSF's license web page.
10493 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
10494 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
10495 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
10496 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
10497 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
10498 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
10499 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
10500 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
10501 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
10502 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
10503 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
10504 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
10505 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
10506 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
10507 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
10508 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
10509 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
10510 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
10511 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
10512 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
10513 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
10514 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
10515 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
10516 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
10517 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
10518 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
10519 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
10520 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
10521 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
10522 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
10523 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
10524 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
10525 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
10526 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
10527 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
10528 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
10529 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
10530 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
10531 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
10532 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
10533 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
10534 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
10535 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
10536 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
10537 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
10538 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
10539 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
10540 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
10541 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
10542 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
10543 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
10544 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
10545 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
10546 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
10547 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
10548 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
10549 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
10550 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
10551 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
10552 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
10553 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
10554 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
10555 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
10556 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
10557 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
10558 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
10559 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
10560 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
10561 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
10562 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
10563 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
10564 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
10565 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
10566 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
10567 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
10568 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
10569 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
10570 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
10571 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
10572 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
10573 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
10574 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
10575 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
10576 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
10577 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
10578 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
10579 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
10580 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
10581 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
10582 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
10583 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
10584 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
10585 vecprim.h, basic-block.h, tree-ssa-structalias.c,
10586 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
10587 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
10588 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
10589 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
10590 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
10591 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
10592 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
10593 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
10594 convert.c, convert.h, langhooks-def.h, reload1.c,
10595 tree-ssa-operands.c: Likewise.
10597 2007-07-26 Jan Hubicka <jh@suse.cz>
10599 * tree-ssa-live.c: Include debug.h and flags.h.
10600 (mark_scope_block_unused): New function.
10601 (remove_unused_scope_block_p): New function.
10602 (remove_unused_locals): Remove unused blocks too.
10604 2007-07-25 Ian Lance Taylor <iant@google.com>
10606 * combine.c (combine_max_regno): Remove. Remove all uses.
10607 (struct reg_stat_struct): Rename from struct reg_stat.
10608 (reg_stat_type): Define, and declare VECs.
10609 (reg_stat): Change from pointer to VEC. Change all uses.
10610 (combine_split_insns): New static function.
10611 (try_combine, find_split_point): Call it instead of split_insns.
10613 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10615 * cfghooks.c (split_block): Fix the information about loop latch.
10617 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10619 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
10621 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10623 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
10624 Scan the new edge for loop exit info.
10626 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
10628 * config/darwin.c: Include debug.h.
10630 2007-07-25 Steve Ellcey <sje@cup.hp.com>
10633 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
10635 2007-07-25 Steve Ellcey <sje@cup.hp.com>
10637 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
10638 (HARD_REGNO_MODE_OK): Ditto.
10639 (MODES_TIEABLE_P): Ditto.
10640 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
10641 (CLASS_MAX_NREGS): Ditto.
10642 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
10643 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
10644 (divdf3_internal_thr): Removed.
10645 * config/ia64/div.md: New file.
10646 * config/ia64/constraints.md: Add H constraint.
10648 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10650 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
10651 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
10652 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
10653 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
10654 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
10655 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
10656 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
10657 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
10658 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
10659 dump_sbitmap_file, debug_sbitmap, popcount_table,
10660 sbitmap_popcount): Constify.
10661 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
10662 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
10663 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
10664 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
10665 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
10666 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
10667 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
10668 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
10669 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
10670 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
10671 sbitmap_popcount, sbitmap_verify_popcount): Constify.
10673 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10675 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
10676 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
10677 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
10678 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
10679 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
10680 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
10681 bitmap_intersect_p, bitmap_intersect_compl_p,
10682 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10683 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
10685 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
10686 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
10687 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
10688 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
10689 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10690 debug_bitmap, debug_bitmap_file, bitmap_print,
10691 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
10692 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
10694 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
10696 * config/darwin.c (darwin_override_options): Additional fix for
10697 debug info formats that don't support var tracking.
10699 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10701 * cselib.c (entry_and_rtx_equal_p): Constify.
10702 * gengtype.c (output_mangled_typename, write_types, write_local):
10704 * gengtype.h (const_type_p): New.
10705 * see.c (eq_descriptor_extension, hash_descriptor_extension):
10707 * tlink.c (scan_linker_output): De-constify.
10708 * tree-ssa-loop-im.c (memref_eq): Constify.
10709 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
10710 (shared_bitmap_hash, shared_bitmap_eq): Constify.
10712 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10714 * c-common.c (fname_as_string, c_type_hash): Constify.
10715 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10716 * cgraph.c (edge_hash, edge_eq): Likewise.
10717 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
10718 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
10719 reg_attrs_htab_eq): Likewise.
10720 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
10722 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
10723 const_decl_t, const_state_t, const_automata_list_el_t): New.
10724 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
10725 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
10726 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
10727 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
10728 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
10729 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
10730 compare_max_occ_cycle_nums, out_state_arcs_num,
10731 compare_transition_els_num, units_cmp, state_reservs_cmp):
10733 * genmodes.c (cmp_modes): Likewise.
10734 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
10735 * gimplify.c (compare_case_labels): Likewise.
10736 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
10737 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
10738 * matrix-reorg.c (mtt_info_hash): Likewise.
10739 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
10740 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
10741 (htab_hash_bucket, htab_hash_elem): Constify.
10742 * tree-browser.c (TB_parent_eq): Likewise.
10743 * tree-scalar-evolution.c (hash_scev_info): Likewise.
10744 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
10745 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
10746 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
10748 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
10749 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
10750 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
10751 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
10752 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
10754 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
10755 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
10756 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
10757 * tree-ssa-threadupdate.c (redirection_data_hash,
10758 redirection_data_eq): Likewise.
10759 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
10760 * tree-ssa.c (var_ann_eq): Likewise.
10761 * tree-vrp.c (compare_case_labels): Likewise.
10762 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
10763 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
10764 tree_not_check_failed, tree_class_check_failed,
10765 tree_range_check_failed, tree_not_class_check_failed,
10766 omp_clause_check_failed, omp_clause_range_check_failed,
10767 tree_contains_struct_check_failed, tree_operand_check_failed):
10769 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
10770 tree_not_check_failed, tree_class_check_failed,
10771 tree_range_check_failed, tree_not_class_check_failed,
10772 tree_operand_check_failed, omp_clause_operand_check_failed,
10773 tree_operand_length): Likewise.
10774 * var-tracking.c (const_variable): New.
10775 (variable_htab_hash, variable_htab_eq): Constify.
10776 * varasm.c (const_desc_hash): Likewise.
10778 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10780 * expr.c (handled_component_p): Constify.
10781 * fold-const.c (fit_double_type): Likewise.
10782 * real.h (real_value_from_int_cst): Likewise.
10783 * tree-flow-inline.h (gimple_in_ssa_p,
10784 gimple_aliases_computed_p, gimple_addressable_vars,
10785 gimple_call_clobbered_vars, gimple_referenced_vars,
10786 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
10787 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
10788 may_aliases, end_readonly_imm_use_p, has_zero_uses,
10789 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
10790 is_label_stmt, is_global_var, phi_ssa_name_p,
10791 factoring_name_p, is_call_clobbered, tree_common_ann,
10792 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
10793 unmodifiable_var_p, array_ref_contains_indirect_ref,
10794 ref_contains_array_ref, lookup_subvars_for_var,
10795 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
10796 gimple_mem_ref_stats): Likewise.
10797 * tree-flow.h (tree_common_ann, var_ann, function_ann,
10798 may_aliases, is_exec_stmt, is_label_stmt,
10799 ref_contains_array_ref, array_ref_contains_indirect_ref,
10800 var_can_have_subvars, overlap_subvar, is_call_clobbered,
10801 unmodifiable_var_p): Likewise.
10802 * tree-gimple.c (is_gimple_min_invariant): Likewise.
10803 * tree-gimple.h (is_gimple_min_invariant): Likewise.
10804 * tree.c (type_hash_list, attribute_hash_list, tree_size,
10805 cst_and_fits_in_hwi, real_value_from_int_cst,
10806 build_real_from_int_cst, integer_zerop, integer_onep,
10807 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
10808 tree_floor_log2, real_zerop, real_onep, real_twop,
10809 real_minus_onep, really_constant_p, purpose_member, chain_member,
10810 list_length, fields_length, int_size_in_bytes, bit_position,
10811 int_bit_position, byte_position, int_byte_position, expr_align,
10812 array_type_nelts, tree_node_structure,
10813 type_contains_placeholder_1, iterative_hash_pointer,
10814 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
10815 tree_map_base_eq, type_hash_list, type_hash_eq,
10816 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
10817 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
10818 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
10819 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
10820 int_fits_type_p, get_containing_scope, decl_function_context,
10821 decl_type_context, omp_clause_operand_check_failed,
10822 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
10823 * tree.h (omp_clause_operand_check_failed, tree_size,
10824 build_real_from_int_cst, array_type_nelts, purpose_member,
10825 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
10826 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
10827 is_attribute_p, check_qualified_type, expr_align,
10828 int_size_in_bytes, bit_position, int_bit_position, byte_position,
10829 int_byte_position, list_length, fields_length, initializer_zerop,
10830 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
10831 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
10832 tree_node_structure, handled_component_p, get_containing_scope,
10833 decl_function_context, decl_type_context, real_zerop,
10834 type_num_arguments, fit_double_type, really_constant_p,
10835 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
10836 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
10837 real_twop, real_minus_onep, int_cst_value): Likewise.
10839 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10841 * cfglayout.c (insn_scope, insn_line): Constify.
10842 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
10843 const_double_htab_hash, const_double_htab_eq,
10844 mem_attrs_htab_hash): Likewise.
10845 * loop-iv.c (biv_eq): Likewise.
10846 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
10847 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
10848 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
10850 * rtl-error.c (location_for_asm, diagnostic_for_asm,
10851 error_for_asm, warning_for_asm, _fatal_insn,
10852 _fatal_insn_not_found): Likewise.
10853 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
10854 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
10855 rtl_check_failed_type2, rtl_check_failed_code1,
10856 rtl_check_failed_code2, rtl_check_failed_code_mode,
10857 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
10858 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
10859 rtl_check_failed_type2, rtl_check_failed_code1,
10860 rtl_check_failed_code2, rtl_check_failed_code_mode,
10861 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
10862 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
10863 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
10864 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
10865 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
10866 rtx_unstable_p, get_integer_term, get_related_value,
10867 offset_within_block_p, reg_mentioned_p, count_occurrences,
10868 reg_referenced_p, reg_used_between_p, no_labels_between_p,
10869 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
10870 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
10871 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
10872 find_constant_src, find_reg_fusage, find_regno_fusage,
10873 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
10874 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
10875 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
10876 computed_jump_p, auto_inc_p, in_expr_list_p,
10877 remove_node_from_expr_list, loc_mentioned_in_p,
10878 label_is_jump_target_p, reversed_comparison_code_parts,
10879 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
10880 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
10881 print_inline_rtx): Likewise.
10882 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
10883 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
10884 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
10885 get_integer_term, get_related_value, offset_within_block_p,
10886 count_occurrences, reg_mentioned_p, no_labels_between_p,
10887 reg_used_between_p, reg_referenced_p, single_set_2,
10888 multiple_sets, set_noop_p, refers_to_regno_p,
10889 reg_overlap_mentioned_p, dead_or_set_p,
10890 covers_regno_no_parallel_p, covers_regno_p,
10891 dead_or_set_regno_p, find_reg_note, find_regno_note,
10892 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
10893 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
10894 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
10895 side_effects_p, may_trap_p_1, may_trap_p,
10896 may_trap_after_code_motion_p, may_trap_or_fault_p,
10897 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
10898 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
10899 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
10900 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
10901 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
10903 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
10904 warning_for_asm): Likewise.
10905 * tree.h (print_rtl): Likewise.
10906 * varasm.c (get_pool_mode): Likewise.
10908 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10910 * c-lex.c (c_lex_with_flags, lex_string): Constify.
10911 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
10912 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10913 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
10914 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
10915 * ddg.c (compare_sccs): Likewise.
10916 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
10917 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
10918 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
10919 decimal_do_fix_trunc, decimal_real_to_integer,
10920 decimal_real_to_integer2, decimal_real_maxval): Likewise.
10921 * dse.c (const_group_info_t): New.
10922 (invariant_group_base_eq, invariant_group_base_hash): Constify.
10923 * dwarf2out.c (const_dw_die_ref): New.
10924 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
10925 * tree-browser.c (TB_parent_eq): Likewise.
10926 * unwind-dw2-fde.c (__register_frame_info_bases,
10927 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
10928 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
10930 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
10931 * unwind-dw2.c (uw_frame_state_for): Likewise.
10932 * value-prof.c (histogram_hash, histogram_eq): Likewise.
10933 * value-prof.h (const_histogram_value): New.
10935 2007-07-25 Richard Sandiford <richard@codesourcery.com>
10937 * config/mips/mips.c (machine_function): Add
10938 initialized_mips16_gp_pseudo_p.
10939 (mips16_gp_pseudo_reg): Do not emit the initialization of
10940 mips16_gp_pseudo_rtx when being called from the gimple cost-
10941 calculation routines; emit it on the first use outside those
10944 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10946 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
10949 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
10950 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
10951 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
10952 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
10953 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
10954 Preserve const-ness of parameters through use of __typeof(),
10955 also constify and tidy.
10957 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
10958 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
10959 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
10960 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
10961 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
10962 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
10963 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
10964 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
10965 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
10967 2007-07-25 Julian Brown <julian@codesourcery.com>
10968 Mark Shinwell <shinwell@codesourcery.com>
10970 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
10971 (alpha_mangle_type): This.
10972 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10973 (TARGET_MANGLE_TYPE): Define this instead.
10974 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
10975 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
10976 (arm_init_neon_builtins): Fix comment.
10977 (arm_mangle_map_entry): New.
10978 (arm_mangle_map): New.
10979 (arm_mangle_type): New.
10980 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
10981 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
10982 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
10983 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10984 (TARGET_MANGLE_TYPE): Define this instead.
10985 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
10986 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
10987 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
10988 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10989 (TARGET_MANGLE_TYPE): Define this instead.
10990 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
10992 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
10993 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10994 (TARGET_MANGLE_TYPE): Define this instead.
10995 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
10996 (s390_mangle_type): This.
10997 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
10998 (TARGET_MANGLE_TYPE): Define this instead.
10999 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
11000 (sparc_mangle_type): This.
11001 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11002 (TARGET_MANGLE_TYPE): Define this instead.
11003 * cp/mangle.c (write_type): Call mangle_type target hook on all
11004 types before mangling. Use original type, not main variant, as
11006 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
11007 (TARGET_MANGLE_TYPE): This.
11008 * target.h (gcc_target): Rename mangle_fundamental_type to
11010 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
11011 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
11013 2007-07-25 Julian Brown <julian@codesourcery.com>
11014 Paul Brook <paul@codesourcery.com>
11015 Joseph Myers <joseph@codesourcery.com>
11016 Mark Shinwell <shinwell@codesourcery.com>
11018 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
11019 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
11020 (with_fpu): Allow --with-fpu=neon.
11021 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11022 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11023 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
11024 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
11025 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
11026 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
11027 (neon_emit_pair_result_insn, neon_disambiguate_copy)
11028 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
11029 (output_move_neon): Add prototypes.
11030 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
11031 (all_fpus): Add FPUTYPE_NEON.
11032 (fp_model_for_fpu): Add NEON field.
11033 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
11034 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
11036 (arm_legitimate_address_p): Don't support fancy addressing for NEON
11038 (thumb2_legitimate_address_p): Likewise.
11039 (neon_valid_immediate): Recognize and prepare constants suitable for
11041 (neon_immediate_valid_for_move): New function. Recognize and prepare
11042 immediates for NEON move instructions.
11043 (neon_immediate_valid_for_logic): New function. Recognize and
11044 prepare immediates for NEON logic instructions.
11045 (neon_output_logic_immediate): New function. Create asm string
11046 suitable for outputting immediate logic instructions.
11047 (neon_pairwise_reduce): New function. Implement reduction using
11048 pairwise operations.
11049 (neon_expand_vector_init): New function. Expand a (possibly
11050 non-constant) vector initialization.
11051 (neon_vector_mem_operand): New function. Memory operands supported
11052 for quad-word loads/stores to/from ARM or NEON registers. Don't
11053 allow base+offset addressing for core regs.
11054 (neon_struct_mem_operand): New function. Valid mems for NEON
11056 (coproc_secondary_reload_class): Enable NEON registers to be loaded
11057 from neon_vector_mem_operand addresses without a secondary register.
11058 (add_minipool_forward_ref): Handle >8-byte minipool entries.
11059 (add_minipool_backward_ref): Likewise.
11060 (dump_minipool): Likewise.
11061 (push_minipool_fix): Likewise.
11062 (output_move_quad): New function. Output quad-word moves, loads and
11063 stores using ARM registers.
11064 (output_move_vfp): Add support for vectors in VFP (NEON) D
11066 (output_move_neon): Output a NEON load/store to/from a quadword
11068 (arm_print_operand): Implement new codes:
11069 - 'c' for unadorned integers (without a # sign).
11070 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
11072 - 'e', 'f' for the low and high D parts of a NEON Q register.
11073 - 'q' outputs a NEON Q register.
11074 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
11075 - 'T' prints NEON opcode features from a coded bitmask.
11076 - 'F' is similar to T, but signed/unsigned codes both print as
11078 - 't' is similar to T, but 'u' is printed instead of 'p'.
11079 - 'O' prints 'r' if NEON instruction should perform rounding (as
11080 specified by bitmask), else prints nothing.
11081 - '#' is a punctuation character to stop operand numbers from
11082 running together with following digits in the assembler
11083 strings for instructions (when using mode attributes).
11084 (arm_assemble_integer): Handle extra NEON vector modes. Permute
11085 constant vectors in big-endian mode, where necessary.
11086 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
11087 Handle EI, OI, CI, XI modes.
11088 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
11089 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
11090 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
11091 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
11092 (neon_builtin_type_bits): Add enumeration, one bit for each vector
11094 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
11095 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
11096 to turn v8qi, etc. into bits defined above.
11097 (neon_itype): New enumeration. Classifications of NEON builtins.
11098 (neon_builtin_datum): Define struct. Contains information about
11099 a single builtin (with multiple modes).
11100 (CF): Define helper macro for...
11101 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
11103 (neon_builtin_data): New array. Define information about builtins
11104 for use during initialization/expansion.
11105 (arm_init_neon_builtins): New function.
11106 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
11108 (neon_builtin_compare): New function.
11109 (locate_neon_builtin_icode): New function. Find an insn code for a
11110 builtin given a function code for that builtin. Also return type of
11111 builtin (NEON_BINOP, NEON_UNOP etc.).
11112 (builtin_arg): New enumeration. Types of arguments for builtins.
11113 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
11114 Takes a variable argument list of builtin_arg types, terminated by
11116 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
11117 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
11118 (neon_emit_pair_result_insn): New function. Support returning pairs
11119 of vectors via a pointer.
11120 (neon_disambiguate_copy): New function. Set up operands for a
11121 multi-word copy such that registers do not get clobbered.
11122 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
11123 ARM_BUILTIN_NEON_BASE.
11124 (arm_file_start): Set float-abi attribute for NEON.
11125 (arm_vector_mode_supported_p): Enable NEON vector modes.
11126 (arm_mangle_map_entry): New.
11127 (arm_mangle_map): New.
11128 (arm_mangle_vector_type): New.
11129 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
11131 (TARGET_NEON): New macro. Target supports NEON.
11132 (fputype): Add FPUTYPE_NEON.
11133 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
11134 for vectorization based on command-line arg.
11135 (NEON_REGNO_OK_FOR_NREGS): Define.
11136 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
11137 (VALID_NEON_STRUCT_MODE): Define.
11138 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
11139 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
11140 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
11141 (consttable_16): Add pattern for outputting 16-byte minipool
11143 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
11145 (vec-common.md, neon.md): Include md files.
11146 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
11147 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
11148 (memory_constraint "Ut", "Un", "Us"): Define.
11149 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
11150 (MMX_char): New mode attribute.
11151 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
11152 (*add<mode>3_iwmmxt): New insn pattern.
11153 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
11154 (*sub<mode>3_iwmmxt): New insn pattern.
11155 (mulv4hi3): Rename to...
11156 (*mulv4hi3_iwmmxt): This.
11157 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
11158 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
11159 (uminv4hi3, uminv2si3): Remove. Replace with...
11160 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
11161 (*umin<mode>3_iwmmxt): These.
11162 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
11163 (ashr<mode>3_iwmmxt): This new pattern.
11164 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
11165 (lshr<mode>3_iwmmxt): This new pattern.
11166 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
11167 (ashl<mode>3_iwmmxt): This new pattern.
11168 * config/arm/neon-docgen.ml: New file. Generate documentation for
11170 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
11171 * config/arm/arm_neon.h: New (autogenerated).
11172 * config/arm/neon-testgen.ml: New file. Generate NEON tests
11174 * config/arm/neon.md: New file. Define NEON instructions.
11175 * config/arm/neon.ml: New file. Abstract description of NEON
11176 instructions, used to generate arm_neon.h header, documentation and
11178 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
11179 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
11181 * doc/extend.texi (ARM Built-in Functions): Rename and remove
11183 (ARM NEON Intrinsics): New subsection.
11184 * doc/arm-neon-intrinsics.texi: New (autogenerated).
11186 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
11188 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
11191 2007-07-24 Jan Hubicka <jh@suse.cz>
11193 * regclass.c (move_table): New type.
11194 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
11195 (init_move_cost): Break out from ...
11196 (init_reg_sets_1): ... here; simplify computation of
11197 have_regs-of_mode and contains_reg_of_mode.
11198 (record_reg_classes): Unswitch internal loops.
11199 (copy_cost): Trigger lazy initialization of move cost
11200 (record_address_regs): Likewise.
11202 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
11204 * config/darwin.c (darwin_override_options): Don't force on
11205 flag_var_tracking_uninit when no debug info is requested.
11207 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11209 * cfgloop.c (init_loops_structure): New function.
11210 (flow_loops_find): Create root of the loop tree unconditionally.
11212 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
11214 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
11216 2007-07-24 Jan Hubicka <jh@suse.cz>
11218 * caller-save.c: Include ggc.h, gt-caller-save.h
11219 (reg_save_code, reg_restore_code): Rename to ...
11220 (cached_reg_save_code, cached_reg_restore_code): ... those.
11221 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
11222 (reg_save_code, reg_restore_code): New functions.
11223 (init_caller_save): Do not intialize
11224 reg_save_code/reg_restore_code tables.
11225 * Makefile.in: (gt-caller-save.h): New.
11227 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11229 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
11230 with the mode of the original operand instead of
11233 2007-07-23 Jan Hubicka <jH@suse.cz>
11235 * i386.c (ix86_secondary_memory_needed): Break out to...
11236 (inline_secondary_memory_needed): ... here.
11237 (ix86_memory_move_cost): Break out to ...
11238 (inline_memory_move_cost): ... here; add support for IN value of 2 for
11239 maximum of input and output; fix handling of Q_REGS on 64bit.
11240 (ix86_secondary_memory_needed): Microoptimize.
11242 2007-07-23 Sebastian Pop <sebpop@gmail.com>
11244 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
11245 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
11246 stmts_from_loop, known_dependences_p, build_rdg): New.
11247 * tree-data-ref.h: Depends on graphds.h.
11248 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
11249 (build_rdg): Declared.
11250 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
11252 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
11254 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
11257 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
11258 Jakub Jelinek <jakub@redhat.com>
11260 PR middle-end/PR28690
11261 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
11263 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
11264 and MEM_POINTER operands over REG and MEM operands.
11265 (swap_commutative_operands_p): Change return value to bool.
11266 * rtl.h: Update the corresponding prototype.
11267 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
11268 instead of gen_rtx_PLUS.
11269 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
11270 value to bool. Change function arguments to rtx's and update code
11272 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
11273 calls to match the new declaration.
11274 * simplify-rtx.c (simplify_associative_operation): Don't
11275 reorder simplify_binary_operation arguments.
11277 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11279 * config/mips/mips.c (override_options): Use mips_costs to derive
11280 the default branch cost.
11281 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
11283 * config/mips/mips.opt (mbranch-cost=): New option.
11284 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
11286 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11288 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
11289 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
11290 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
11291 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
11293 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11295 * config/mips/constraints.md (ks): New constraint.
11296 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
11297 (*add<mode>3_mips16): ...here.
11299 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
11301 * optabs.h (enum optab_index): Add new OTI_signbit.
11302 (signbit_optab): Define corresponding macro.
11303 (enum insn_code signbit_optab[]): Remove array.
11304 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
11305 (expand_copysign_absneg): If back end provides signbit insn, use it
11306 instead of bit operations on floating point argument.
11307 * builtins.c (enum insn_code signbit_optab[]): Remove array.
11308 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
11309 for availability of signbit insn.
11311 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
11312 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
11313 SSE mode is not active.
11314 (isinf<mode>2): Disable for mfpmath=sse,387.
11316 2007-07-22 Ben Elliston <bje@au.ibm.com>
11318 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
11320 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
11322 2007-07-20 Richard Guenther <rguenther@suse.de>
11324 * tree-cfg.c (verify_expr): COND_EXPRs can have any
11325 integral typed condition.
11326 * tree-ssa.c (useless_type_conversion_p): Do not preserve
11327 booleanness. Only preserve conversions from a non-base
11328 type to a base type, not in general between types with
11329 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
11330 * tree.def (COND_EXPR): Document that the condition
11331 can be of any integral type.
11333 2007-07-20 Nigel Stephens <nigel@mips.com>
11334 Richard Sandiford <richard@codesourcery.com>
11336 * config/mips/mips.h (mips_dwarf_regno): Declare.
11337 (DBX_REGISTER_NUMBER): Remove redundant brackets.
11338 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
11339 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
11340 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
11341 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11342 (REG_CLASS_NAMES): Update accordingly.
11343 * config/mips/mips.c (mips_dwarf_regno): New array.
11344 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11345 (mips_subword): Remove special handling for accumulator registers.
11346 (override_options): Initiailize mips_dwarf_regno. Remove use
11348 (mips_swap_registers): New function.
11349 (mips_conditional_register_usage): Swap accumulator registers
11350 around if TARGET_LITTLE_ENDIAN.
11351 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
11352 * config/mips/constraints.md (h, l): Use the endianness to choose
11353 between MD0_REG and MD1_REG.
11354 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
11355 alternative-dependent template.
11357 2007-07-20 Richard Sandiford <richard@codesourcery.com>
11359 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
11362 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11364 * function.c (thread_prologue_and_epilogue_insns): Fix exit
11365 predecessor fallthru flags.
11367 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11369 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
11370 of compare to the same type.
11371 * cfgloopmanip.c (add_loop): Update information about loop exits.
11372 (loop_version): Remove the innermost loop requirement.
11373 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
11374 to sizetype for pointers.
11376 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
11378 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
11379 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
11380 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
11382 * config/dfp-bit.c: Empty for TFmode conversions.
11384 2007-07-18 Caroline Tice <ctice@apple.com>
11386 * var-tracking.c (find_src_status): Check for COND_EXEC insns
11387 and handle them correctly; check that src is not NULL before
11389 (find_src_set_src): Likewise.
11391 2007-07-18 Bob Wilson <bob.wilson@acm.org>
11393 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
11394 (struct alignment_context, init_alignment_context): New.
11395 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
11396 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
11397 (XCHAL_HAVE_S32C1I): Likewise.
11398 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
11399 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
11400 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
11401 (ATOMIC, HQI): New macros.
11402 (memory_barrier, *memory_barrier): New.
11403 (sync_lock_releasesi): New.
11404 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
11405 (sync_lock_test_and_set<mode>): New.
11406 (sync_<atomic><mode>): New.
11407 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
11408 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
11409 (xtensa_expand_atomic): New.
11411 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11415 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
11416 transformation for builtin ISNORMAL.
11417 (expand_builtin): Handle BUILT_IN_ISNORMAL.
11418 * builtins.def (BUILT_IN_ISNORMAL): New.
11419 * doc/extend.texi: Document isnormal.
11421 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11425 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
11426 optabs infrastructure. Provide generic implementation for
11428 (expand_builtin): Handle FINITE/ISFINITE.
11429 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
11430 (fold_builtin_1): Likewise.
11432 * builtins.def (BUILT_IN_ISFINITE): New.
11434 * doc/extend.texi: Document isfinite.
11436 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11439 PR middle-end/20558
11441 * builtins.c (expand_builtin_interclass_mathfn): Provide a
11442 generic fallback for isinf.
11443 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
11444 calculation code ...
11445 * real.c (get_max_float): ... to here.
11446 * real.h (get_max_float): New.
11448 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11450 PR middle-end/32668
11452 * builtin-attrs.def (ATTR_TYPEGENERIC,
11453 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
11455 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
11456 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
11457 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
11458 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
11460 * c-common.c (handle_type_generic_attribute): New.
11461 (c_common_attribute_table): Add "type generic".
11463 * c-typeck.c (convert_arguments): Handle "type generic" functions.
11465 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
11467 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
11468 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
11471 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
11474 * config/cris/cris.c (cris_print_index): Don't use XEXP before
11475 checking that the operand is an expression.
11477 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
11478 Danny Smith <dannysmith@users.sourceforge.net>
11481 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
11482 file mapping object in local namespace if Windows version later
11485 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11487 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
11488 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
11489 arm_cannot_force_const_mem.
11490 (arm_cannot_force_const_mem): New function.
11491 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
11492 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
11493 of arm_tls_referenced_p.
11494 * config/arm/arm.md (movsi): Split out-of-section constants when
11495 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
11496 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
11498 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11500 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
11502 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11504 * config/mips/mips.md (*extendqihi2): Convert the destination
11507 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11509 * config/pa/fptr.c: Update license header.
11510 * config/pa/milli64.S: Likewise.
11512 2007-07-17 Nick Clifton <nickc@redhat.com>
11514 * COPYING_v3: New file. Contains version 3 of the GNU General
11516 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
11517 Lesser General Public License.
11518 * doc/include/gpl_v3.texi: New file. Contains version 3 of
11519 the GNU General Public License.
11521 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
11523 PR rtl-optimization/32773
11524 * cfglayout.c (force_one_exit_fallthru): New function.
11525 (cfg_layout_finalize): Use it.
11527 2007-07-16 Richard Guenther <rguenther@suse.de>
11528 Uros Bizjak <ubizjak@gmail.com>
11530 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
11531 before forcing it to gimple operand.
11533 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
11534 David Ung <davidu@mips.com>
11536 * config/mips/mips.h (TUNE_24K): Define.
11537 (TUNE_MACC_CHAINS): Add TUNE_24K.
11538 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
11540 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
11541 (r74k_int_madd): .. this new reservation.
11542 (define_bypass): Fixed bypasses for r74k_int_madd to use
11543 mips_linked_madd_p.
11544 * config/mips/24k.md (define_bypass): Define new
11545 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
11547 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
11548 Nigel Stephens <nigel@mips.com>
11550 * config/mips/mips.md: Include 20kc.md.
11551 * config/mips/20kc.md: New file.
11552 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
11553 (mips_adjust_cost): Tweak for 20Kc.
11554 (mips_issue_rate): Likewise.
11555 * config/mips/mips.h (TUNE_20KC): Define.
11557 2007-07-16 David Edelsohn <edelsohn@gnu.og>
11559 * config/rs6000/rs6000.c (struct processor_cost): Add
11560 cache_line_size, l1_cache_lines, and simultaneous_prefetches
11562 (*_cost): Add cache information.
11563 (rs6000_override_options): Set cache parameters.
11565 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11568 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
11569 * doc/install.texi (mips-sgi-irix6): pthread support works now.
11571 2007-07-16 Paul Brook <paul@codesourcery.com>
11574 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
11575 (cirrus_thumb2_movsi_insn): Ditto.
11577 2007-07-15 Geoffrey Keating <geoffk@apple.com>
11579 * config/rs6000/darwin-fallback.c (interpret_libc): Change
11580 CR2_REGNO to R_CR2.
11582 2007-07-15 Andrew Haley <aph@redhat.com>
11584 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
11585 before looking in the context.
11587 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11589 PR middle-end/32398
11590 PR middle-end/32769
11591 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
11592 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
11593 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
11594 (pa_output_function_prologue): Use rp_saved and
11595 current_function_is_leaf to generate .CALLINFO statement.
11596 (hppa_expand_prologue): Set rp_saved.
11597 (hppa_expand_epilogue): Use rp_saved.
11598 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
11599 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
11601 2007-07-14 Dirk Mueller <dmueller@suse.de>
11603 * omega.c (coalesce): Fix memory leak on early exit.
11604 * matrix-reorg.c (check_allocation_function): Likewise.
11605 * tree-vect-transform.c (vect_get_new_vect_var): free result
11607 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
11608 pass pointer to edge vector
11609 (partition_hot_cold_basic_blocks): Fix memory leak.
11610 * collect2.c (prefix_from_string): Free temporary storage.
11611 * reload1.c (fixup_abnormal_edges): Free sbitmap.
11613 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
11615 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
11616 (DO_GLOBAL_DTORS_BODY): Likewise.
11618 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
11619 Nigel Stephens <nigel@mips.com>
11621 * config/mips/mips.c (mips_classify_symbol): Don't return
11622 SYMBOL_SMALL_DATA for constant pool addresses if
11623 TARGET_EMBEDDED_DATA is true.
11625 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
11627 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
11628 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
11629 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
11630 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
11631 __builtin_ia32_storehps, __builtin_ia32_storelps,
11632 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
11633 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
11634 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
11635 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
11636 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
11637 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
11638 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
11639 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
11640 using def_builtin_const.
11642 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
11644 PR tree-optimization/32705
11645 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
11646 (simplify_binary_expression): Use SSA_VAL consistently.
11648 2007-07-13 David Edelsohn <edelsohn@gnu.org>
11650 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
11651 (SPEFSCR_REGNO): Delete definition.
11652 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
11653 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11654 * config/rs6000/rs6000.h: Do not define *_REGNO.
11655 LINK_REGISTER_REGNUM -> LR_REGNO.
11656 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11657 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
11658 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11659 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
11660 R_VRSAVE, R_VSCR. Use them.
11661 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
11662 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
11663 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
11664 * config/rs6000/aix.h: Define R_LR. Use it.
11666 2007-07-13 Caroline Tice <ctice@apple.com>
11668 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
11669 flag_var_tracking is explicitly turned off (i.e. when variable
11670 tracking is not feasible); otherwise, turn flag_var_tracking on when
11671 flag_var_tracking_uninit is on.
11672 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
11673 note definitions, to allow recording of initialization status in the
11675 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
11676 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
11677 determine if two note locations are equal.
11678 (output_loc_list): Don't output list entries whose start & end labels
11680 (reg_loc_descriptor): Add parameter for initialization status; pass it
11681 to other loc descriptor functions.
11682 (one_reg_loc_descriptor): Add parameter for initialization status;
11683 check its value and add DW_OP_GNU_uninit to returned loc descr if
11685 (multiple_reg_loc_descriptor): Add parameter for initialization
11687 pass init status argument to other loc descriptor functions; check
11688 value of intialization parameter and add DW_OP_GNU_uninit to returned
11689 loc descr if appropriate.
11690 (based_loc_descr): Add parameter for initialization status; add new
11691 variable for return value; check value of initialization parameter and
11692 add DW_OP_GNU_uninit to returned loc descr if appropriate.
11693 (concatn_mem_loc_descriptor): Add parameter for initialization status;
11694 pass init status argument to other loc descriptor functions; check
11695 value of intialization parameter and add DW_OP_GNU_uninit to returned
11696 loc descr if appropriate.
11697 (mem_loc_descriptor): Likewise.
11698 (concat_loc_descriptor): Likewise.
11699 (concatn_loc_descriptor): Likewise.
11700 (loc_descriptor): Add parameter for initialization status; pass it as
11701 argument to other loc descriptor function calls.
11702 (loc_descriptor_from_tree_1): Add appropriate initialization status
11703 to loc descriptor function calls.
11704 (add_location_or_const_value_attribute): Get initialization status
11705 from VAR_LOCATION note; add initialization status to loc descriptor
11707 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
11708 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
11709 status is uninitialized, add "[uninint]" to output.
11710 * common.opt (fvar-tracking-uninit): New option, similar to
11711 fvar-tracking, to turn on tracking of uninitialized variables; creates
11712 a new global flag, flag_var_tracking_uninit.
11713 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
11714 (enum var_init_status): New type, for var initialization status field.
11715 * var-tracking.c (struct location_chain_def): Two new fields, init,
11716 for initialization status, and set_src for the assignment value expr.
11717 (unshare_variable): New parameter for initialization status;
11718 initialize new init and set_src fields.
11719 (var_reg_set): New parameters for initialization status and value;
11720 pass them to set_variable_part.
11721 (var_mem_set): Likewise.
11722 (get_init_value): New function.
11723 (var_reg_delete_and_set): New initialization status & value
11724 parameters; add call to get_init_value if status is unknown; pass new
11725 parameters to clobber_variable_part and var_reg_set.
11726 (var_mem_delete_and_set): Likewise.
11727 (var_reg_delete): Pass null set_src value to clobber_variable_part.
11728 (var_mem_delete): Likewise.
11729 (variable_union): Pass status to unshare_variable; initialize new init
11730 and set_src fields. If flag_var_tracking_uninit is not set, force
11731 status to initialized.
11732 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
11733 used later to get the set_src value.
11734 (find_src_status): New function.
11735 (find_src_set_src): New function.
11736 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
11737 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
11738 MO_SET, get set_src value and pass it to var_reg_delete_and_set
11739 and var_mem_delete_and_set.
11740 (dump_variable): Print out "[uninit]" if appropriate.
11741 (set_variable_part): Add new initialization and set_src parameters;
11742 pass status to unshare_variable; set node->init and node- >set_src
11743 fields and modify slot in hash table appropriately; save the init and
11744 set_src values if appropriate and assign to the new node.
11745 (clobber_variable_part): New set_src parameter; if two nodes have
11746 same variable and same location but different set_src (assignment)
11747 values, clobber old node.
11748 (delete_variable_part): Pass init status to unshare_variable.
11749 (emit_note_insn_var_location): Add initialized var; assign var's init
11750 status to new 'initialized'; pass new init status field to calls to
11751 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
11752 status to initialized.
11753 (emit_notes_in_bb): Pass initialization status to calls to
11754 var_reg_set, var_mem_set, var_reg_delete_and_set and
11755 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
11756 var_reg_delete_and_set and var_mem_delete_and_set; call
11757 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
11758 make up for change in add_stores.
11759 (vt_add_function_parameters): Add status to calls to
11761 * config/darwin.c (darwin_override_options): Turn on uninitialized
11762 tracking automatically, if var_tracking is on and the system is
11765 2007-07-13 Sa Liu <saliu@de.ibm.com>
11767 * config.gcc: Add options for arch and tune on SPU.
11768 * config/spu/predicates.md: Add constant operands 0 and 1.
11769 * config/spu/spu-builtins.def: Add builtins for double precision
11770 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
11771 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
11773 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
11775 * config/spu/spu-protos.h: Add new function prototypes.
11776 * config/spu/spu.c (spu_override_options): Check options -march and
11778 (spu_comp_icode): Add comparison code for DFmode and vector mode.
11779 (spu_emit_branch_or_set): Use the new code for DFmode and vector
11781 (spu_const_from_int): New. Create a vector constant from 4 ints.
11782 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
11783 (spu_emit_vector_compare): New. Emit vector compare.
11784 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
11785 * config/spu/spu.h: Add options -march and -mtune. Define processor
11786 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
11787 CANONICALIZE_COMPARISON.
11788 * config/spu/spu.md: Add new insns for double precision compare
11789 and double precision vector compare. Add vcond and smax/smin patterns
11790 to enable DFmode vector conditional expression.
11791 * config/spu/spu.opt: Add options -march and -mtune.
11792 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
11793 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
11794 both CELL and CELLEDP targets: spu_testsv.
11795 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
11798 2007-07-13 Richard Guenther <rguenther@suse.de>
11800 PR tree-optimization/32721
11801 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
11802 TREE_THIS_VOLATILE on the folded reference.
11803 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
11804 if the array reference has TREE_THIS_VOLATILE set.
11806 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
11809 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
11811 2007-07-13 Andreas Schwab <schwab@suse.de>
11813 * gengtype-lex.l: Allow declarations to be indented.
11815 2007-07-12 Geoffrey Keating <geoffk@apple.com>
11817 * ginclude/tgmath.h: New.
11818 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
11819 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
11820 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
11821 * configure: Regenerate.
11823 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
11825 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
11826 correct index when setting register save state for xd
11829 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
11831 * config/sh/sh.c (mark_use): Remove.
11833 2007-07-12 Paul Brook <paul@codesourcery.com>
11835 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
11836 reg does not overlap return value.
11838 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
11840 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
11841 (set_expression_vuses): Ditto.
11842 (init_pre): Initialize expression_vuses.
11844 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11846 * config/i386/sse.md (storentdf, storentsf): New.
11848 2007-07-12 Geoffrey Keating <geoffk@apple.com>
11850 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
11852 * tree.c (build_decl_stat): Move code from here...
11853 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
11854 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
11855 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
11856 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
11857 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
11860 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
11861 Devang Patel <dpatel@apple.com>
11863 PR tree-optimization/25413
11864 * targhooks.c (default_builtin_vector_alignment_reachable): New.
11865 * targhooks.h (default_builtin_vector_alignment_reachable): New.
11866 * tree.h (contains_packed_reference): New.
11867 * expr.c (contains_packed_reference): New.
11868 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
11869 (vect_enhance_data_refs_alignment): Call
11870 vector_alignment_reachable_p.
11871 * target.h (vector_alignment_reachable): New builtin.
11872 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
11873 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
11874 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
11876 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
11878 * target.h (builtin_vectorization_cost): Add new target builtin.
11879 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
11880 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
11881 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
11882 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
11883 uninitialized variables.
11884 * tree-vect-transform.c (cost_for_stmt): New function.
11885 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
11886 using cost 1 for all scalar stmts. Be less conservative when
11887 estimating the number of prologue/epulogue iterations. Call
11888 targetm.vectorize.builtin_vectorization_cost. Return
11889 min_profitable_iters-1.
11890 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
11891 initialization cost instead of TARG_VEC_STMT_COST. Use
11892 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
11893 epilogue code. Fix epilogue cost computation.
11894 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
11895 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
11896 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
11897 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
11898 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
11899 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
11901 2007-07-12 Richard Guenther <rguenther@suse.de>
11903 * gimplify.c (gimplify_conversion): Make sure that the result
11904 from maybe_fold_offset_to_reference is trivially convertible
11905 to the desired type before doing the simplification.
11906 (gimplify_expr): Likewise.
11907 * fold-const.c (fold_binary): Use the correct types for
11908 building the simplified expression.
11910 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11912 PR rtl-optimization/32729
11913 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
11914 that fallthru to exit.
11916 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
11918 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
11919 (symDTPOFF2reg): Likewise.
11921 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
11923 PR tree-optimization/32663
11925 * tree.h (VALUE_HANDLE_VUSES): Remove.
11926 (struct tree_value_handle): Remove vuses.
11928 * tree-vn.c (create_value_handle_for_expr): Don't set
11929 VALUE_HANDLE_VUSES.
11931 * tree-ssa-pre.c (expression_vuses): New.
11932 (alloc_expression_id): Set up expression_vuses.
11933 (get_expression_vuses): New.
11934 (set_expression_vuses): Ditto.
11935 (clear_expression_ids): Modify for expression_vuses.
11936 (phi_translate_1): Ditto.
11937 (phi_translate_set): Ditto.
11938 (value_dies_in_block_x): Ditto
11939 (valid_in_sets): Ditto.
11940 (add_to_sets): Ditto.
11941 (find_existing_value_expr): Ditto.
11942 (create_value_handle_for_expr): Ditto.
11943 (make_values_for_stmt): Ditto.
11944 (vuse_equiv): Remove.
11946 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
11948 * Makefile.in (mostlyclean): Remove object files.
11950 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
11952 * toplev.c (no_new_pseudos): Deleted.
11953 * rtl.h (no_new_pseudos): Deleted.
11954 * tree-pass.h (pass_no_new_pseudos): Deleted.
11955 * passes.c (pass_no_new_pseudos): Deleted.
11956 * final.c (rest_of_clean_state): Removed no_new_pseudos.
11957 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
11958 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
11960 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
11961 * rtlhooks.c (gen_lowpart_general): Ditto.
11962 * optabs.c (prepare_operand): Ditto.
11963 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
11965 * modulo-sched.c (rest_of_handle_sms): Ditto.
11966 * see.c (rest_of_handle_see): Ditto.
11967 * ifcvt.c (if_convert): Ditto.
11968 (gate_handle_if_after_combine): Replaced no_new_pseudos with
11970 * init-regs.c (gate_initialize_regs): Deleted set of
11972 * lower-subreg.c (decompose_multiword_subregs): Ditto.
11973 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
11974 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
11976 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
11979 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
11980 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
11981 (*vec_extractv2di_1_rex64): New insn pattern.
11983 2007-07-11 David Daney <ddaney@avtrex.com>
11985 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
11986 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
11987 for SIGNAL_UNWIND_RETURN_COLUMN.
11988 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
11989 (DWARF_FRAME_REGNUM): Rewrite.
11990 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
11992 2007-07-11 Nick Clifton <nickc@redhat.com>
11994 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
11995 delta and use gen_int_mode in place of GET_INT instead.
11997 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
11999 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
12002 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
12004 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
12005 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
12007 * params.h (VERIFY_CANONICAL_TYPES): Remove.
12008 (USE_CANONICAL_TYPES): New.
12009 * doc/invoke.texi (verify-canonical-types): Remove.
12010 (use-canonical-types): Add.
12012 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
12014 * config/spu/spu.c (spu_optimization_options): Remove setting of
12015 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
12016 (spu_override_options): Move it here.
12018 2007-07-11 Richard Sandiford <richard@codesourcery.com>
12020 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
12021 * config/mips/mips.c (mips_cpu_info_table): Mention
12022 MIPS_ISA_LEVEL_SPEC in the comment.
12024 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12026 PR tree-optimization/32713
12027 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
12029 2007-07-11 Paolo Carlini <pcarlini@suse.de>
12031 PR middle-end/30482
12032 * c-opts.c (c_common_post_options): Do not change flag_complex_method
12033 conditional to flag_isoc99.
12034 (c_common_init_options): Do it here, unconditionally.
12036 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12038 PR tree-optimization/32589
12039 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
12040 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
12041 * tree-ssa-propagate.c (valid_gimple_expression_p): New
12042 predicate, extracted from...
12043 (set_rhs): ...here. Call it for the expression on entry.
12044 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
12045 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
12046 (simplify_binary_expression): Use valid_gimple_expression_p
12047 to validate the simplification.
12048 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
12050 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
12052 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
12053 DWARF2_DEBUG on 32 bit target too.
12054 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
12056 2007-07-11 Nick Clifton <nickc@redhat.com>
12058 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
12059 version for 64-bit hosts.
12061 2007-07-10 David Daney <ddaney@avtrex.com>
12063 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
12065 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
12067 * config/mips/mips.c (mips_expand_synci_loop): New function.
12068 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
12069 (UNSPEC_RDHWR): Same.
12070 (UNSPEC_SYNCI): Same.
12071 (UNSPEC_SYNC): Same.
12072 (clear_cache): New expand.
12076 (clear_hazard): Same.
12077 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
12079 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
12080 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
12082 2007-07-10 Ian Lance Taylor <iant@google.com>
12084 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
12087 2007-07-10 David Daney <ddaney@avtrex.com>
12089 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
12090 * builtins.c (expand_builtin___clear_cache): New function.
12091 (expand_builtin): Call expand_builtin___clear_cache for
12092 BUILT_IN_CLEAR_CACHE case.
12093 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
12094 * doc/md.texi (clear_cache): Document new instruction pattern.
12095 * testsuite/gcc.dg/builtins-64.c: New test.
12097 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
12099 * config/cris/cris.md ("movsi"): Fix typo in last change.
12101 2007-07-09 Geoffrey Keating <geoffk@apple.com>
12104 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
12106 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
12107 * varasm.c (assemble_start_function): Honor DECL_ALIGN
12108 for FUNCTION_DECLs. Don't use align_functions_log if
12110 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
12111 even for FUNCTION_DECLs.
12112 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
12114 * tree.h (DECL_ALIGN): Update for new location of 'align'.
12115 (DECL_FUNCTION_CODE): Update for new location and name of
12117 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
12118 (struct tree_decl_common): Move 'align' and 'off_align' out
12119 of union, ensure they're still on a 32-bit boundary. Remove
12120 other fields in union 'u1'.
12121 (struct tree_function_decl): Add field 'function_code' replacing
12122 'u1.f' in tree_decl_common.
12123 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
12124 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
12125 (Variable Attributes): Cross-reference 'aligned' attribute
12126 to Function Attributes.
12127 * flags.h (force_align_functions_log): Delete.
12128 * toplev.c (force_align_functions_log): Delete.
12130 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
12133 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
12134 (*vec_concatv2di_rex): New insn pattern.
12136 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12139 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
12141 2007-07-10 Ian Lance Taylor <iant@google.com>
12143 Replace no_new_pseudos in backends.
12144 * rtl.h (can_create_pseudo_p): Define.
12145 * config/darwin.c (machopic_indirect_data_reference): Use
12146 can_create_pseudo_p () instead of no_new_pseudos.
12147 (machopic_indirect_data_reference): Likewise.
12148 (machopic_legitimize_pic_address): Likewise.
12149 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
12150 (alpha_emit_set_const_1): Likewise.
12151 (alpha_emit_set_const): Likewise.
12152 (alpha_emit_conditional_move): Likewise.
12153 (alpha_split_conditional_move): Likewise.
12154 * config/alpha/alpha.md (various splitters): Likewise.
12156 * config/arm/arm.c (legitimize_pic_address): Likewise.
12157 (arm_load_pic_register): Likewise.
12158 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
12159 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
12160 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
12161 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
12162 * config/cris/cris.md (movsi): Likewise.
12163 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
12164 (symGOTOFF2reg_hilo): Likewise.
12165 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
12166 * config/h8300/h8300.md (insv, extzv): Likewise.
12167 * config/i386/i386.c (ix86_expand_move): Likewise.
12168 (ix86_expand_vector_move): Likewise.
12169 (ix86_prepare_fp_compare_args): Likewise.
12170 (ix86_expand_carry_flag_compare): Likewise.
12171 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
12172 (tls_dynamic_gnu2_combine_32): Likewise.
12173 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
12174 * config/ia64/ia64.c (ia64_expand_move): Likewise.
12175 (ia64_expand_movxf_movrf): Likewise.
12176 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
12177 (m32c_split_move): Likewise.
12178 (m32c_expand_insv): Likewise.
12179 * config/m68k/m68k.md (movsi): Likewise.
12180 * config/mips/mips.c (mips_force_temporary): Likewise.
12181 (mips_split_symbol): Likewise.
12182 (mips_move_integer): Likewise.
12183 (mips_legitimize_const_move): Likewise.
12184 * config/mn10300/mn10300.md (movsi): Likewise.
12185 * config/pa/pa.c (emit_move_sequence): Likewise.
12186 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12187 (rs6000_got_register): Likewise.
12188 (create_TOC_reference): Likewise.
12189 (rs6000_machopic_legitimize_pic_address): Likewise.
12190 * config/rs6000/rs6000.md (add<mode>3): Likewise.
12191 (various splitters): Likewise.
12192 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
12193 (movsi_got): Likewise.
12194 * config/s390/s390.c (emit_symbolic_move): Likewise.
12195 * config/s390/s390.md (movhi, movqi): Likewise.
12196 (load_multiple, store_multiple): Likewise.
12197 * config/score/score.c (score_force_temporary): Likewise.
12198 * config/sh/sh.c (prepare_move_operands): Likewise.
12199 (prepare_cbranch_operands): Likewise.
12200 (emit_fpu_switch): Likewise.
12201 (fpscr_set_from_mem): Likewise.
12202 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
12203 (adddi3, subsi3): Likewise.
12204 (various splitters): Likewise.
12205 (divsi_inv_fp_combine): Likewise.
12206 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
12207 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
12209 * config/sh/predicates.md (xor_operand): Likewise.
12210 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
12211 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
12212 (movdi_pic_label_ref): Likewise.
12213 * config/spu/spu.c (spu_split_immediate): Likewise.
12214 * config/alpha/alpha.md (various splitters): Remove test
12215 !no_new_pseudos || reload_completed.
12216 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
12218 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12219 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12220 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12221 * config/score/score.c (th_output_mi_thunk): Likewise.
12222 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12223 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12225 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
12227 PR rtl-optimization/32664
12228 * mode-switching.c (create_pre_exit): Skip barrier insns.
12230 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12232 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
12233 force_gimple_operand_bsi.
12234 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
12235 rewrite_use_compare): Ditto.
12236 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
12238 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
12239 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
12240 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
12241 * tree-profile.c (prepare_instrumented_value,
12242 tree_gen_interval_profiler, tree_gen_pow2_profiler,
12243 tree_gen_one_value_profiler, tree_gen_ic_profiler,
12244 tree_gen_ic_func_profiler, tree_gen_average_profiler,
12245 tree_gen_ior_profiler): Ditto.
12246 * tree-ssa-reassoc.c (negate_value): Ditto.
12247 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
12248 Use force_gimple_operand_bsi.
12249 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
12250 * tree-if-conv.c (add_to_dst_predicate_list,
12251 find_phi_replacement_condition): Ditto.
12252 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
12253 Call mark_symbols_for_renaming for new statements.
12254 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
12256 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12258 * cfghooks.c (remove_edge): New function.
12259 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
12261 * cfghooks.h (remove_edge): Declare.
12262 * cfg.c (remove_edge): Renamed to remove_edge_raw.
12263 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
12265 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
12267 * optabs.h: Added declaration for signbit_optab.
12268 * optabs.c: (init_optabs): Added initialization for signbit_optab.
12269 * genoptinit.c (optabs): Added entry for signbit insns.
12270 * builtins.c (expand_builtin_signbit): Added code to use a signbit
12271 insn, if available.
12272 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
12273 * config/s390/s390.md (signbit<mode>2): New expander.
12275 2007-07-09 Richard Guenther <rguenther@suse.de>
12277 PR middle-end/32698
12278 * fold-const.c (fold_plusminus_mult_expr): Move constant
12279 arguments second to allow decomposing.
12281 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
12284 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12286 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12287 Disregard DECL_FROM_INLINE.
12289 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12292 * doc/invoke.texi: Add ftree-reassoc flag.
12293 * common.opt (ftree-reassoc): New flag.
12294 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
12295 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
12297 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12299 PR tree-optimization/32681
12300 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
12301 saved in second_edge->aux when first_bb is a loop header.
12303 2007-07-09 Jan HUbicka <jh@suse.cz>
12305 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
12307 2007-07-09 Richard Guenther <rguenther@suse.de>
12309 * c-decl.c (start_function): Do not promote return type.
12311 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
12313 * function.c (do_warn_unused_parameter): Do not warn if
12314 TREE_NO_WARNING is set.
12316 2007-07-08 Andreas Schwab <schwab@suse.de>
12318 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
12320 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
12323 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12325 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12326 apply to assembly language, too.
12327 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12329 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
12331 Revert (note the sccvn portions are *not* reverted)
12332 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12334 Fix PR tree-optimization/23488
12336 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12338 * tree-flow-inline.h (get_value_handle): Ditto.
12339 * tree-ssa-pre.c (decl_vh_map): New.
12340 (decl_node_pool): New.
12341 (can_value_number_operation): Support DECL_P.
12342 (can_PRE_operation): Ditto.
12343 (create_expression_by_pieces): Ditto.
12344 (find_existing_value_expr): Modify to differnetiate between
12345 addressing and top level.
12346 (create_value_handle_for_expr): Handle DECL's.
12347 (poolify_tree): Ditto.
12348 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12349 (make_values_for_stmt): Handle DECL's properly.
12350 (init_pre): Reorg to not init useless things during FRE.
12352 * tree-flow.h: Include pointer-set.h.
12353 (decl_vh_map): Declare.
12354 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12356 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
12358 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
12359 the constraint description.
12360 * doc/md.texi: Update documentation of AVR constraints.
12362 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
12364 * auto-inc-dec.c, config/arm/arm.c,
12365 config/m32r/constraints.md, config/mips/mips.md,
12366 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
12367 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
12368 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
12369 typos. Follow spelling conventions.
12370 * doc/invoke.texi, doc/rtl.texi: Fix typos.
12372 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12373 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12375 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
12376 realloc_vuse): Remove.
12377 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
12380 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12382 Fix PR tree-optimization/23488
12384 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
12385 (try_to_simplify): Ditto.
12386 (visit_use): Ditto.
12387 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12389 * tree-flow-inline.h (get_value_handle): Ditto.
12390 * tree-ssa-pre.c (decl_vh_map): New.
12391 (decl_node_pool): New.
12392 (can_value_number_operation): Support DECL_P.
12393 (can_PRE_operation): Ditto.
12394 (create_expression_by_pieces): Ditto.
12395 (find_existing_value_expr): Modify to differnetiate between
12396 addressing and top level.
12397 (create_value_handle_for_expr): Handle DECL's.
12398 (poolify_tree): Ditto.
12399 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12400 (make_values_for_stmt): Handle DECL's properly.
12401 (init_pre): Reorg to not init useless things during FRE.
12403 * tree-flow.h: Include pointer-set.h.
12404 (decl_vh_map): Declare.
12405 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12407 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12409 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12410 apply to assembly language, too.
12411 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12413 2007-07-06 Ian Lance Taylor <iant@google.com>
12414 Zack Weinberg <zackw@panix.com>
12416 PR middle-end/32441
12417 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
12419 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12421 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
12422 (prefetch): Likewise if "pref" would be used.
12424 2007-07-06 Josh Conner <jconner@apple.com>
12426 PR middle-end/32602
12427 PR middle-end/32603
12428 * calls.c (store_one_arg): Handle arguments which are partially
12429 on the stack when detecting argument overlap.
12431 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
12433 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
12434 chosen during find_reloads.
12436 2007-07-06 Richard Guenther <rguenther@suse.de>
12438 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
12439 TYPE_ARG_TYPES for verification of argument types. Use
12440 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
12441 parameters as variable arguments.
12443 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
12445 * libgcc2.h (word_type): Type definition removed.
12446 (cmp_return_type, shift_count_type): Type definitions added.
12447 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12448 replaced with shift_count_type.
12449 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12451 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
12452 changed from word_type to Wtype.
12453 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12454 replaced with shift_count_type.
12455 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12457 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
12458 and libgcc_shift_count attribute added.
12459 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
12460 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
12461 (TARGET_INITIALIZER): New target hooks added.
12462 * targhooks.c (default_libgcc_cmp_return_mode,
12463 default_libgcc_shift_count_mode): Default implementations for the new
12464 target hooks added.
12465 * targhooks.h (default_libgcc_cmp_return_mode,
12466 default_libgcc_shift_count_mode): Function prototypes added.
12467 * target.h (struct gcc_target): Fields for the new target hooks added.
12468 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
12470 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
12473 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
12474 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
12476 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
12477 s390_libgcc_shift_count_mode): Functions added.
12478 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
12479 Target hooks defined.
12481 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12483 * config/mips/mips.c (compute_frame_size): Restore the original
12484 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
12485 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
12486 Document why the difference is needed.
12488 2007-07-06 Richard Guenther <rguenther@suse.de>
12490 * c-common.c (boolean_increment): Use correctly typed
12493 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12495 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
12496 the topmost argument register is not also included in the save mask.
12497 (mips16e_collect_argument_save_p): Take a pointer to the argument
12498 register, rather than a pointer to the number of arguments.
12499 (mips16e_collect_argument_saves): Only include argument saves
12500 that aren't in the register mask.
12502 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
12504 PR rtl-optimization/32450
12505 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
12506 to ensure that instructions are not moved into the prologue when
12507 profiling is on. Remove unused prologue_end variable.
12508 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
12509 as a scheduling barrier.
12511 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12514 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12515 Disregard DECL_FROM_INLINE.
12517 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
12519 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
12520 IORing with a constant.
12522 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
12524 PR rtl-optimization/32475
12525 * df-scan.c (df_def_record_1): Add a use of the stack pointer
12526 for every definition of the stack pointer.
12528 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
12530 * arm.c (vfp3_const_double_index): Copy signed results of
12531 REAL_VALUE_TO_INT into unsigned vars.
12533 2007-07-05 Richard Guenther <rguenther@suse.de>
12535 PR middle-end/32639
12536 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
12538 * tree-ssa.c (useless_type_conversion_p): Check canonical
12541 2007-07-05 Anatoly Sokolov <aesok@post.ru>
12543 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
12544 zero_extendhisi2): Change to define_insn_and_split.
12545 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
12547 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
12549 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
12550 pass_match_asm_constraints): New.
12551 * passes.c (init_optimization_passes): Add new pass.
12552 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
12553 * function.h (struct function): Add has_asm_statement bit.
12554 (current_function_has_asm_statement): New.
12555 * tree-pass.h (pass_match_asm_constraints): New.
12557 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
12559 * config/mips/mips.c (mips_file_start): Avoid declaration
12562 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12564 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
12566 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
12568 * rtl.def (NOTE): Change print format string to print
12569 operand 5 as a note insn name.
12571 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12572 David Ung <davidu@mips.com>
12574 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
12575 * doc/invoke.texi: (MIPS Options): Document them.
12577 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12578 David Ung <davidu@mips.com>
12580 Add support for SmartMIPS ASE.
12582 * optabs.c (expand_binop_directly): New, broken out from...
12583 (expand_binop): Here. Make it try rotating in the other
12584 direction even when the second operand isn't constant.
12585 * config/mips/mips.md (*lwxs): New.
12586 * config/mips/mips.opt (msmartmips): New.
12587 * config/mips/mips.c (mips_lwxs_address_p): New.
12588 (mips_rtx_costs): Make it recognize scaled indexed addressing.
12589 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
12590 __mips_smartmips when compiling for TARGET_SMARTMIPS.
12591 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
12592 (ISA_HAS_LWXS): New.
12593 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
12594 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
12595 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
12596 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
12597 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
12598 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
12599 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
12601 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
12603 * tree-vectorizer.c (new_loop_vec_info): Initialize
12604 LOOP_VINFO_COST_MODEL_MIN_ITERS.
12605 * tree-vectorizer.h (_loop_vec_info): Added new filed
12606 min_profitable_iters.
12607 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
12608 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
12609 * tree-vect-analyze.c (vect_analyze_operations): Set
12610 LOOP_VINFO_COST_MODEL_MIN_ITERS.
12611 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
12612 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
12613 Fix calculation of peel_iters_prologue. Move consideration of epilogue
12614 and prologue cost to after they are computed.
12615 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
12616 TARG_VEC_STMT_COST.
12617 (vect_model_simple_cost): Takes additional argument dt. Consider cost
12618 of creating vectors from scalars according to dt.
12619 (vect_model_store_cost): Likewise.
12620 (vectorizable_call): Use dt array instead of scalar dt. Call
12621 vect_model_simple_cost with additional argument dt.
12622 (vectorizable_assignment): Likewise.
12623 (vectorizable_operation): Likewise.
12624 (vectorizable_type_demotion): Likewise.
12625 (vectorizable_type_promotion): Likewise.
12626 (vectorizable_store): Use dt array instead of scalar dt. Call
12627 vect_model_store_cost with additional argument dt.
12628 (vect_do_peeling_for_loop_bound): Don't call
12629 vect_estimate_min_profitable_iters. Instead, lookup
12630 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
12631 "may not be profitable".
12633 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
12636 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
12637 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
12638 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
12639 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
12641 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
12643 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
12644 addressing modes cheaper.
12646 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
12648 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
12649 (dw_ranges_struct): Rename block_num to num. Adjust.
12650 (dw_ranges_by_label_struct): New.
12651 (ranges_by_label, ranges_by_label_allocated,
12652 ranges_by_label_in_use): New variables.
12653 (add_ranges_num): Factored most of the code out of...
12654 (add_ranges): ... this one. Rewrite in terms of the former.
12655 (add_ranges_by_labels): New.
12656 (output_ranges): Output by-label ranges.
12657 (dwarf2out_finish): Output range for multiple-section
12658 compile_unit. Output standard DW_AT_low_pc in addition to
12659 unexpected DW_AT_entry_pc.
12661 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
12663 PR tree-optimization/32604
12664 PR tree-optimization/32606
12666 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
12667 (compute_antic_safe): Removed.
12668 (ANTIC_SAFE_LOADS): Ditto.
12669 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
12670 (execute_pre): Don't call compute_antic_safe.
12671 (vuse_equiv): New function.
12672 (make_values_for_stmt): Use it
12673 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
12676 2007-07-04 Anatoly Sokolov <aesok@post.ru>
12679 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
12680 rather than a decl.
12681 (avr_attribute_table): Make "naked" attribute apply to function types
12682 rather than to decls.
12683 (avr_handle_fntype_attribute): New function.
12685 2007-07-04 Joseph Myers <joseph@codesourcery.com>
12687 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
12690 2007-07-04 David Ung <davidu@mips.com>
12691 Joseph Myers <joseph@codesourcery.com>
12693 * config/mips/mips.md (type): Add logical, signext and move.
12694 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
12695 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
12696 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
12697 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
12698 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
12699 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
12700 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
12701 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
12702 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
12703 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
12704 movv2sf_hardfloat_64bit): Use the new types.
12705 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
12706 *movdf_softfloat, *movdf_mips16): Use "multi".
12707 (extendqihi2): Replace with a define_expand.
12708 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
12709 Based on extend<SHORT:mode><GPR:mode>2 patterns.
12710 * config/mips/74k.md (r74k_int_logical): New reservation and
12712 (r74k_int_arith): Remove "slt".
12713 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
12714 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
12715 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
12716 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
12717 reservations for "arith".
12719 2007-07-04 Richard Guenther <rguenther@suse.de>
12721 * tree-ssa.c (useless_type_conversion_p): Add handling for
12722 scalar float and vector types. Only call the types_compatible_p
12723 langhook for aggregate types as last resort. Follow the
12726 2007-07-04 Richard Guenther <rguenther@suse.de>
12728 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
12729 the same as NOP_EXPR.
12731 2007-07-04 Nick Clifton <nickc@redhat.com>
12733 * target.h (struct gcc_target): Add target_help field.
12734 * target-def.h (TARGET_HELP): New.
12735 (TARGET_INITIALIZER): Use TARGET_HELP.
12736 * opts.c (command_handle_option): Invoke target_help function, if
12737 defined, when the user has specified --target-help on the command
12739 * doc/invoke.texi: Mention that --target-help might print
12740 additional information.
12741 * doc/tm.texi: Document TARGET_HELP hook.
12743 * arm.c (TARGET_HELP): Override default definition.
12744 (arm_target_help): New - display a wrapped list of cores and
12745 architectures supported.
12747 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
12749 * config/v850/v850.c (expand_prologue): Make sure
12750 GEN_INT() argument is sign extended rather than zero extended.
12751 (expand_epilogue): Likewise.
12752 (output_move_double): Delete.
12753 * config/v850/v850-protos.h (output_move_double): Delete.
12754 * config/v850/v850.md (movdi): Delete.
12755 (*movdi_internal): Delete.
12757 (*movdf_internal): Delete.
12759 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12761 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
12762 unless compiling RTP PIC.
12764 2007-07-04 Richard Guenther <rguenther@suse.de>
12766 PR tree-optimization/32482
12767 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
12768 original ssa name if we didn't find a shift expression.
12769 Fix shift constant for bit zero test.
12771 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12773 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
12775 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12777 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
12778 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
12779 * config/arm/vxworks.h (ASM_SPEC): Delete.
12780 (SUBTARGET_EXTRA_ASM_SPEC): Define.
12782 2007-07-04 Sebastian Pop <sebpop@gmail.com>
12784 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
12785 (DDR_REVERSED_P): New.
12786 * tree-data-ref.c (initialize_data_dependence_relation,
12787 build_classic_dist_vector): Set DDR_REVERSED_P.
12789 2007-07-04 Sebastian Pop <sebpop@gmail.com>
12791 PR middle-end/32457
12792 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
12793 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
12794 init_omega_for_ddr_1): Use non conservative number of iterations
12796 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
12797 (analyze_siv_subscript): Remove FIXME and reinitialization of
12798 last_conflicts to chrec_dont_know.
12799 * testsuite/gfortran.dg/vect/pr32457.f90: New.
12801 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
12803 * tree.c (maybe_canonicalize_argtypes): Improve description.
12805 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
12807 * tree.c (maybe_canonicalize_argtypes): New.
12808 (build_function_type): Set canonical type.
12809 (build_method_type_directly): Ditto.
12810 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
12813 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12815 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
12817 (rewrite_use_nonlinear_expr): Likewise.
12819 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
12821 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
12823 2007-07-04 Ben Elliston <bje@au.ibm.com>
12825 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
12828 * c-objc-common.c (c_types_compatible_p): Fix indentation.
12830 * doc/tm.texi (Run-time Target): Capitalise "CPU".
12831 (Exception Handling): Likewise.
12833 2007-07-03 Jan Hubicka <jh@suse.cz>
12835 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
12837 2007-07-03 Eric Christopher <echristo@apple.com>
12839 * doc/cppopts.texi: Add conflicting option note to -dM.
12840 * doc/invoke.texi: Add note about possible conflicts with
12841 -E for -dCHARS and note that -dM will not produce
12842 any results if there is no machine dependent reorg.
12844 2007-07-03 Geoffrey Keating <geoffk@apple.com>
12846 * tree.h (DECL_ALIGN): Back out previous change.
12848 2007-07-03 Joseph Myers <joseph@codesourcery.com>
12850 * configure.ac: Test for .dtprelword support on MIPS.
12851 * configure, config.in: Regenerate.
12852 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
12853 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
12855 2007-07-03 Julian Brown <julian@codesourcery.com>
12857 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
12858 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
12859 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
12860 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
12862 (all_fpus): Add FPUTYPE_VFP3.
12863 (fp_model_for_fpu): Add VFPv3 field.
12864 (arm_rtx_costs_1): Give cost to VFPv3 constants.
12865 (vfp3_const_double_index): New function. Return integer index of
12866 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
12868 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
12869 and argument represents a valid RTX for a VFPv3 constant.
12870 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
12872 (vfp_emit_fstmd): Similar, for fstmd.
12873 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
12874 constants, represented as integer indices.
12875 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
12876 VFP_REGNO_OK_FOR_DOUBLE macros.
12877 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
12878 (arm_file_start): Set float-abi attribute for VFPv3, and output
12879 correct ".fpu" assembler directive.
12880 (arm_dbx_register_numbering): Add FIXME.
12881 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
12882 (fputype): Add FPUTYPE_VFP3.
12883 (FIXED_REGISTERS): Add 32 registers for D16-D31.
12884 (CALL_USED_REGISTERS): Likewise.
12885 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
12886 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
12887 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
12888 (D7_VFP_REGNUM): New.
12889 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
12890 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
12891 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
12892 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
12893 (REG_ALLOC_ORDER): Adjust for VFPv3.
12894 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
12895 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
12896 VFP_LO_REGS, VFP_HI_REGS.
12897 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
12898 (IS_VFP_CLASS): Define macro.
12899 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
12901 (REGISTER_MOVE_COST): Likewise.
12902 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
12903 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
12904 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
12905 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
12906 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
12907 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
12908 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
12909 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
12910 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
12911 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
12912 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
12913 where appropriate for single-word registers.
12914 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
12915 As above. Fix type attributes.
12916 * config/arm/constraints.md (register_contraint "t"): Define.
12917 (register_constraint "w"): Change to D0-D15, or D0-D31 for
12919 (register_constraint "x"): Define.
12920 (constraint "Dv"): Define.
12922 2007-07-03 Geoffrey Keating <geoffk@apple.com>
12924 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
12926 2007-07-03 Tom Tromey <tromey@redhat.com>
12928 * c-parser.c (objc_pq_context): Removed.
12929 (objc_need_raw_identifier): Likewise.
12930 (c_parser) <objc_pq_context>: New field.
12931 <objc_need_raw_identifier>: Likewise.
12932 (OBJC_NEED_RAW_IDENTIFIER): Removed.
12933 (c_lex_one_token): Update.
12934 (c_parser_objc_protocol_definition): Update.
12935 (c_parser_objc_method_definition): Update.
12936 (c_parser_objc_methodproto): Update.
12937 (c_parser_declspecs): Update.
12939 2007-07-03 David Ung <davidu@mips.com>
12941 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
12943 2007-07-03 David Ung <davidu@mips.com>
12944 Richard Sandiford <richard@codesourcery.com>
12946 * doc/invoke.texi: Document -march=74kf3_2.
12947 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
12948 (TUNE_74K): Check for it.
12949 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
12950 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
12951 * config/mips/mips.md (cpu): Add 74kf3_2.
12952 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
12953 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
12954 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
12955 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
12956 74kf3_2 to the CPU list.
12957 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
12958 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
12959 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
12960 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
12961 (r74kf3_2_fxfer_from_c1): New insn reservations.
12963 2007-07-03 Richard Sandiford <richard@codesourcery.com>
12964 David Ung <davidu@mips.com>
12966 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
12967 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
12968 and 74k[fx]. Document aliases for the new options.
12969 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
12970 (PROCESSOR_24KF2_1): ...this.
12971 (PROCESSOR_24KX): Rename to...
12972 (PROCESSOR_24KF1_1): ...this.
12973 (PROCESSOR_74KF): Rename to...
12974 (PROCESSOR_74KF2_1): ...this.
12975 (PROCESSOR_74KX): Rename to...
12976 (PROCESSOR_74KF1_1): ...this.
12977 (TUNE_74K): Update PROCESSOR_* names.
12978 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
12979 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
12980 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
12981 (mips_rtx_cost_data): Update processor names in comments.
12982 (mips_issue_rate): Update PROCESSOR_* names.
12983 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
12984 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
12985 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
12986 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
12987 Update cpu attribute names.
12988 (r24k_fpu_iss): Rename this reservation to...
12989 (r24kf2_1_fpu_iss): ...this and update all uses.
12990 (r24kx_fpu_iss): Rename this reservation to...
12991 (r24kf1_1_fpu_iss): ...this and update all uses.
12992 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
12993 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
12994 Update cpu attribute names.
12996 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
12998 * config/m32r/constraints.md: New file.
12999 * config/m32r/m32r.c: Include tm-constrs.h.
13000 (small_data_operand): Use satisfies_constraint_* instead of macro.
13001 (addr24_operand, gen_compare): Likewise.
13002 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
13003 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
13004 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13005 EXTRA_CONSTRAINT): Likewise.
13006 * config/m32r/m32r.md: Include constraints.md.
13007 (*movsi_insn): Use satisfies_constraint_* instead of macro.
13008 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
13009 * config/m32r/predicates.md (conditional_move_operand): Likewise.
13010 (two_insn_const_operand, int8_operand, uint16_operand,
13011 reg_or_int16_operand, reg_or_uint16_operand,
13012 reg_or_cmp_int16_operand, cmp_int16_operand,
13013 seth_add3_operand): Likewise.
13015 2007-07-03 Eric Christopher <echristo@gmail.com>
13017 * libgcc2.h: Conditionally declare __bswapsi2 and
13020 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
13022 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
13025 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13028 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
13029 (__gthrw_pragma): Provide default definition.
13030 (__gthrw2): Use it.
13031 * gthr-posix.c (__gthrw_pragma): Define.
13033 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
13035 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
13036 before declaring inequality.
13038 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
13040 * combine.c (recog_for_combine): Log the success or failure of
13041 matching new insn patterns against the machine description in
13044 2007-07-03 Revital Eres <eres@il.ibm.com>
13046 * ddg.c (print_sccs): New function.
13047 (check_sccs): New function.
13048 (create_ddg_all_sccs): Use it.
13049 * ddg.h (print_sccs): Declare.
13050 * modulo-sched.c (sms_order_nodes): Call print_sccs.
13052 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
13054 * targhooks.h (default_mode_for_suffix): New function declaration.
13055 * targhooks.c (default_mode_for_suffix): New default target hook.
13056 * target.h (struct c): New structure in the targetm struct.
13057 (mode_for_suffix): New target hook as part of struct c.
13058 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
13059 default_mode_for_suffix.
13060 (TARGET_C): New define.
13061 * c-lex.c: Include "target.h".
13062 (interpret_float): Use targetm.c.mode_for_suffix to determine
13063 the mode for a given non-standard suffix.
13064 Makefile.in (c-lex.o): Depend on $(TARGET_H).
13066 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
13067 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
13069 * doc/extend.texi (Floating Types): New node. Document __float80 and
13070 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
13072 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
13075 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
13076 predicate instead of target_operand.
13077 (divsi3_i1_media, divsi3_media_2): Likewise.
13079 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
13081 * tree.h (alias_sets_might_conflict_p): Rename into
13082 alias_sets_must_conflict_p.
13083 * alias.c (alias_sets_might_conflict_p): Likewise.
13084 (alias_sets_conflict_p): Use it.
13085 (objects_must_conflict_p): Likewise.
13086 * c-common.c (strict_aliasing_warning): Adjust.
13088 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13090 * rtlhooks.c (gen_lowpart_if_possible): Check for
13091 invalid subreg before calling gen_lowpart_SUBREG.
13093 2007-07-02 Geoffrey Keating <geoffk@apple.com>
13095 * config/darwin9.h: Add copyright notice.
13096 (LINK_COMMAND_SPEC): Add comment.
13097 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
13098 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
13099 DARWIN_LIBSYSTEM_HAS_UNWIND.
13101 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13104 * omp-low.c (check_combined_parallel): New function.
13105 (lower_omp_parallel): Call it via walk_stmts, set
13106 OMP_PARALLEL_COMBINED if appropriate.
13107 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
13108 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
13109 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
13110 don't consider it as combined parallel.
13112 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13114 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13115 (gcc_tooldir): Likewise.
13116 * configure: Regenerate.
13117 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13118 old configure.ac gcc_tooldir setting.
13119 (prefix_to_exec_prefix): New variable.
13120 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13121 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13123 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
13125 Fix PR tree-optimization/32583
13126 Fix PR tree-optimization/32584
13127 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
13128 (phi_translate_set): Use phi_translate directly now.
13129 (make_values_for_stmt): Don't value number RHS if we already know
13132 2007-07-02 Steve Ellcey <sje@cup.hp.com>
13133 Jim Wilson <wilson@specifix.com>
13136 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
13139 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
13140 Richard Sandiford <richard@codesourcery.com>
13141 Nigel Stephens <nigel@mips.com>
13143 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
13144 (mips16e_output_save_restore): Declare.
13145 (mips16e_save_restore_pattern_p): Likewise.
13146 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
13147 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
13148 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
13149 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
13150 (BITSET_P): New global macro, extracted from...
13151 (mips_for_each_saved_reg): ...here.
13152 (mips16e_save_restore_info): New struct.
13153 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
13154 (mips16e_save_restore_regs): New variable.
13155 (mips_split_plus, mips16e_find_first_register): New functions.
13156 (mips16e_mask_registers): New function.
13157 (compute_frame_size): Expand the commentary before the function.
13158 Enforce the MIPS16e save and restore register range restrictions.
13159 Pad the general register save area at the low end.
13160 (mips16e_save_restore_reg, mips16e_build_save_restore)
13161 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
13162 (mips16e_output_save_restore, mips16e_collect_propagate_value)
13163 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
13165 (mips_expand_prologue, mips_expand_epilogue): Handle
13166 GENERATE_MIPS16E_SAVE_RESTORE.
13167 * config/mips/mips.md (*mips16e_save_restore): New pattern.
13169 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
13171 PR tree-optimization/31966
13172 PR tree-optimization/32533
13173 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
13174 "basic_block" description as its third argument. Update function
13175 calls to get destination bb from "edge" argument. Save "cond" into
13176 aux field of the edge. Update prototype for changed arguments.
13177 (if_convertible_loop_p): Clear aux field of incoming edges if bb
13179 (find_phi_replacement_condition): Operate on incoming edges, not
13180 on predecessor blocks. If there is a condition saved in the
13181 incoming edge aux field, AND it with incoming bb predicate.
13182 Return source bb of the first edge.
13183 (clean_predicate_lists): Clean aux field of outgoing node edges.
13184 (tree_if_conversion): Do not initialize cond variable. Move
13185 variable declaration into the loop.
13186 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
13187 initializations of new_stmt, arg0 and arg1 variables.
13189 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13191 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
13192 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
13194 2007-07-02 Richard Guenther <rguenther@suse.de>
13196 * tree-ssa.c (useless_type_conversion_p): Document
13197 future intent as defining the middle-end type system.
13198 Re-structure to call langhook last, group by type class,
13199 mark questionable parts.
13201 2007-07-02 Richard Guenther <rguenther@suse.de>
13203 * tree-flow.h (types_compatible_p): Declare.
13204 * tree-ssa.c (types_compatible_p): New function.
13205 * ipa-type-escape.c (discover_unique_type): Use
13206 types_compatible_p instead of lang_hooks.types_compatible_p.
13207 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
13208 * tree-vn.c (expressions_equal_p): Likewise.
13209 * tree.c (fields_compatible_p): Likewise.
13210 * tree-ssa-dom.c (avail_expr_eq): Likewise.
13211 (cprop_operand): Use useless_type_conversion_p instead of
13212 lang_hooks.types_compatible_p.
13213 * tree-inline.c (setup_one_parameter): Likewise.
13214 (declare_return_variable): Likewise.
13215 * tree-nrv.c (tree_nrv): Likewise.
13216 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13217 (maybe_fold_offset_to_component_ref): Likewise.
13218 (maybe_fold_offset_to_reference): Likewise.
13219 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13220 (merge_alias_info): Likewise.
13221 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13222 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13223 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
13224 * tree-tailcall.c (find_tail_calls): Likewise.
13225 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
13226 * gimplify.c (canonicalize_addr_expr): Likewise.
13227 (fold_indirect_ref_rhs): Likewise.
13228 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
13229 (cpt_same_type): Likewise.
13230 (check_pointer_types_r): Swap parameters to cpt_same_type
13232 * fold-const.c (fold_convert): Revert fix for PR15988.
13233 * tree-inline.c (setup_one_parameter): Instead fix it here by
13234 using fold_build1 instead of fold_convert and checking for
13235 error_mark_node. Convert only if the conversion is necessary.
13237 2007-07-02 Joseph Myers <joseph@codesourcery.com>
13239 * configure.ac: Check for .gnu_attribute on Power.
13240 * configure: Regenerate.
13241 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
13242 attribute for floating-point ABI.
13244 2007-07-02 Ira Rosen <irar@il.ibm.com>
13246 PR tree-optimization/32230
13247 PR tree-optimization/32477
13248 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
13249 address is a constant.
13251 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13253 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
13254 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
13255 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
13256 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
13257 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
13258 64-bit targets. Add support for *-elfoabi*.
13259 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
13260 different settings if $(tm_defines) does not select the EABI.
13261 (MULTILIB_EXCLUSIONS): Define in those circumstances.
13262 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
13263 (MIPS_ARCH_OPTION_SPEC): Likewise.
13264 (MIPS_ISA_LEVEL_SPEC): Likewise.
13265 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
13266 * config/mips/elfoabi.h: New file.
13268 2007-07-02 Richard Guenther <rguenther@suse.de>
13270 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
13271 (useless_type_conversion_p): ... this.
13272 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
13273 (useless_type_conversion_p): ... this.
13274 * builtins.c (fold_builtin_memory_op): Rename
13275 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
13276 * tree-cfg.c (verify_expr): Likewise.
13277 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
13278 * tree-ssa-ccp.c (ccp_fold): Likewise.
13279 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13280 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
13281 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13282 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
13283 * tree-ssa-pre.c (eliminate): Likewise.
13284 * tree-ssa.c (delete_tree_ssa): Likewise.
13285 (tree_ssa_useless_type_conversion): Likewise.
13286 * tree.c (build2_stat): Likewise.
13288 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13290 Fix PR tree-optimization/32571
13291 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
13294 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13296 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
13297 and other expected operations explicitly, change default to
13300 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13302 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
13304 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
13305 (tls_load_dot_plus_eight): Move the label number into the unspec.
13306 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
13308 2007-07-01 Andreas Schwab <schwab@suse.de>
13310 * dwarf2out.c (initial_return_save): Define only if used.
13312 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
13314 Unreverting Richard's Revert of:
13316 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13318 * dce.c (deletable_insn_p_1): New function, split out from...
13319 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13320 specially, not those inside PARALLELs. Remove BODY argument
13321 and adjust recursive call accordingly.
13322 (prescan_insns_for_dce): Update call to delete_insn_p.
13324 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
13325 Revital Eres <eres@il.ibm.com>
13327 * ddg.c (create_ddg_all_sccs): Fix missed
13328 initialization of scc_nodes.
13330 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
13332 PR middle-end/32559
13333 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
13334 X + ~X to 1 only for INTEGRAL_TYPE_P type.
13336 2007-06-30 Joseph Myers <joseph@codesourcery.com>
13338 * configure.ac: Check for .gnu_attribute on MIPS.
13339 * configure, config.in: Regenerate.
13340 * config/mips/mips.c (mips_file_start): If supported, output
13341 attribute for floating-point ABI.
13343 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
13346 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
13347 (ffs_cmove): New expander to expand using ctz pattern.
13348 (*ffs_cmove): Remove pattern.
13349 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
13350 (ffsdi2): Expand using ctz pattern.
13351 (*ffs_rex64): Remove pattern.
13353 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13355 PR rtl-optimization/32296
13356 * pa.md (return): Delete pattern.
13357 (return_internal): Remove "(const_int 1)" from pattern.
13358 (epilogue): Use return_internal pattern for trivial returns.
13359 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
13360 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
13362 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13364 * tree-ssa-pre.c (is_exception_related): New function
13365 (can_value_number_operation): Use it.
13367 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13369 Fix PR tree-optimization/32540
13370 Fix PR tree-optimization/31651
13372 * tree-ssa-sccvn.c: New file.
13374 * tree-ssa-sccvn.h: Ditto.
13376 * tree-vn.c: Include tree-ssa-sccvn.h
13377 (val_expr_paid_d): Removed.
13378 (value_table): Ditto.
13379 (vn_compute): Ditto.
13380 (val_expr_pair_hash): Ditto.
13381 (val_expr_pair_expr_eq): Ditto.
13382 (copy_vuses_from_stmt): Ditto.
13383 (vn_delete): Ditto.
13385 (shared_vuses_from_stmt): Ditto.
13386 (print_creation_to_file): Moved up.
13387 (sort_vuses): Ditto.
13388 (sort_vuses_heap): Ditto.
13389 (set_value_handle): Make non-static.
13390 (make_value_handle): Ditto.
13391 (vn_add): Rewritten to use sccvn lookups.
13392 (vn_add_with_vuses): Ditto.
13393 (vn_lookup): Ditto (and second argument removed).
13394 (vn_lookup_with_vuses): Ditto.
13395 (vn_lookup_or_add): Ditto (and second argument removed);
13396 (vn_lookup_or_add_with_vuses): Ditto.
13397 (vn_lookup_with_stmt): New.
13398 (vn_lookup_or_add_with_stmt): Ditto.
13399 (create_value_handle_for_expr): Ditto.
13401 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
13402 (seen_during_translate): New function.
13403 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
13404 (phi_trans_add): Ditto.
13405 (constant_expr_p): FIELD_DECL is always constant.
13406 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
13407 Use constant_expr_p.
13408 Avoid infinite recursion on mutually valued expressions.
13409 Change callers of vn_lookup_or_add.
13410 (phi_translate): New function.
13411 (compute_antic_safe): Allow phi nodes.
13412 (create_component_ref_by_pieces): Update for FIELD_DECL change.
13413 (find_or_generate_expression): Rewrite slightly.
13414 (create_expression_by_pieces): Updated for vn_lookup_or_add
13416 Update VN_INFO for new names.
13417 (insert_into_preds_of_block): Update for new names.
13418 (add_to_exp_gen): New function.
13419 (add_to_sets): Use vn_lookup_or_add_with_stmt.
13420 (find_existing_value_expr): Rewrite to changed vn_lookup.
13421 (create_value_expr_from): Ditto, and use add_to_exp_gen.
13422 (try_look_through_load): Removed.
13423 (try_combine_conversion): Ditto.
13424 (get_sccvn_value): New function.
13425 (make_values_for_phi): Ditto.
13426 (make_values_for_stmt): Ditto.
13427 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
13429 (init_pre): Update for SCCVN changes.
13431 (execute_pre): Ditto.
13433 * tree-flow.h (make_value_handle): Declare.
13434 (set_value_handle): Ditto.
13435 (sort_vuses_heap): Ditto.
13436 (vn_lookup_or_add_with_stmt): Ditto.
13437 (vn_lookup_with_stmt): Ditto.
13438 (vn_compute): Remove.
13440 (vn_delete): Ditto.
13441 (vn_lookup): Update arguments.
13443 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
13444 (tree-vn.o): Ditto.
13445 (tree-ssa-sccvn.o): New.
13446 (OBJS-common): Add tree-ssa-sccvn.o
13448 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13451 * c-typeck.c (build_external_ref): Don't mark as used if called
13453 * calls.c (rtx_for_function_call): Likewise.
13455 2007-06-30 Richard Sandiford <richard@codesourcery.com>
13459 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13461 * dce.c (deletable_insn_p_1): New function, split out from...
13462 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13463 specially, not those inside PARALLELs. Remove BODY argument
13464 and adjust recursive call accordingly.
13465 (prescan_insns_for_dce): Update call to delete_insn_p.
13467 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
13469 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
13470 (try_combine): Move potential calls to undo_all() so they happen
13471 before we commit to using the combined insns.
13473 2006-06-30 Jan Hubicka <jh@suse.cz>
13475 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
13478 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
13480 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
13481 (cgraph_remove_unreachable_nodes): Likewise.
13482 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
13483 * ipa-inline.c (update_caller_keys): Cast according to the coding
13485 (cgraph_decide_recursive_inlining): Likewise.
13486 (cgraph_decide_inlining_of_small_function): Likewise.
13487 (try_inline): Likewise.
13488 (cgraph_decide_inlining_incrementally): Likewise.
13489 * ipa-pure-const.c (get_function_state): Likewise.
13490 (scan_function): Likewise.
13491 (analyze_function): Likewise.
13492 (static_execute): Likewise.
13493 * ipa-reference.c (scan_for_static_refs): Likewise.
13494 (merge_callee_local_info): Likewise.
13495 (analyze_function): Use type safe memory macros.
13496 (static_execute): Likewise. Cast according to the coding conventions.
13497 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
13499 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
13501 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
13502 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
13505 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13507 PR middle-end/30024
13508 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
13509 for complex modes (both int and real).
13511 2007-06-29 Jan Hubicka <jh@suse.cz>
13513 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
13515 2007-06-29 Jan Hubicka <jh@suse.cz>
13517 PR middle-end/32372
13518 * cse.c (cse_insn): Avoid invalid sharing in between register note and
13521 2007-06-29 Anatoly Sokolov <aesok@post.ru>
13524 * config/avr/avr.c: Include dataflow header file.
13525 (expand_prologue): Adjust for prologue insn change.
13526 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
13529 2007-06-29 Richard Guenther <rguenther@suse.de>
13531 PR middle-end/32493
13532 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
13533 during type verification.
13535 2007-06-29 Jan Hubicka <jh@suse.cz>
13537 * recog.c (validate_change_rtx_1): Unshare TO argument.
13539 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
13541 PR tree-optimization/24659
13542 * tree-vect-transform.c (vectorizable_call): Handle
13543 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
13545 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
13546 * config/i386/i386.c (enum ix86_builtins)
13547 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
13548 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
13550 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
13551 const using def_builtin_const.
13552 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
13553 input operands in the same modes as the result.
13554 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
13556 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
13558 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
13559 (df_set_dead_notes_for_mw): Likewise.
13561 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
13563 * c-common.c (pointer_int_sum): Do the negation in sizetype.
13565 2007-06-28 DJ Delorie <dj@redhat.com>
13567 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
13569 2007-06-28 Geoffrey Keating <geoffk@apple.com>
13571 * doc/invoke.texi (C++ Dialect Options): Document
13572 fvisibility-ms-compat.
13573 * c.opt (fvisibility-ms-compat): New.
13575 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13578 * tree-affine.c (aff_combination_add_elt): Handle
13579 pointer addition specially.
13581 2007-06-28 Jakub Jelinek <jakub@redhat.com>
13583 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
13584 decl is non-external for AIX ABI.
13586 2007-06-28 David Edelsohn <edelsohn@gnu.org>
13588 * config/rs6000/predicates.md (current_file_function_operand):
13589 Ensure the symbol is non-external for AIX ABI.
13591 2007-06-28 Nick Clifton <nickc@redhat.com>
13593 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
13594 (fdce, fdse, fpredictive-commoning): Likewise.
13596 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13599 * gcc.c (process_command): Recognize the new -static-libgfortran
13602 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
13605 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
13606 Use a call clobbered hard reg instead of a pseudo reg.
13608 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
13610 * config/sh/sh.md (load_gbr): Use correct operand constraint.
13612 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
13615 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
13616 REG_LIBCALL and REG_RETVAL notes.
13617 (divsi3, mulsi3): Likewise.
13618 (mulhisi3): Likewise. Use emit_libcall_block.
13619 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
13621 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
13623 PR rtl-optimization/32481
13624 * combine.c (adjust_for_new_dest): Rescan the changed insn.
13626 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13628 * dce.c (deletable_insn_p_1): New function, split out from...
13629 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13630 specially, not those inside PARALLELs. Remove BODY argument
13631 and adjust recursive call accordingly.
13632 (prescan_insns_for_dce): Update call to delete_insn_p.
13634 2007-06-27 Richard Guenther <rguenther@suse.de>
13636 PR middle-end/32492
13637 * tree.h (fold_convertible_p): Declare.
13638 * fold-const.c (fold_convertible_p): New function.
13639 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
13640 instead of lang_hooks.types_compatible_p.
13642 2007-06-26 Jan Hubicka <jh@suse.cz>
13644 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
13645 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
13646 early use validate_unshare_change.
13647 (reload_combine): Likewise.
13648 * recog.c (change_t): New field unshare.
13649 (validate_change_1): Rename from validate_change; add argument unshare.
13650 (validate_change): Turn into wrapper of validate_change_1; update
13651 prototype for bools.
13652 (validate_unshare_change): New.
13653 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
13654 calls of df_insn_rescan.
13655 * recog.h (validate_change): Replace ints by bools.
13656 (validate_unshare_change): Declare.
13658 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
13660 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
13662 2007-06-26 Steve Ellcey <sje@cup.hp.com>
13664 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
13666 2007-06-25 Jan Hubicka <jh@suse.cz>
13668 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
13670 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
13671 cgraph_decide_inlining_incrementally): Move uninlinability checks to
13672 places other call site specific checks are performed.
13674 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13677 * tree-vect-transform.c (vectorizable_operation): Convert
13678 POINTER_PLUS_EXPR over to PLUS_EXPR.
13680 2007-06-25 Chao-ying Fu <fu@mips.com>
13682 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
13683 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
13684 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
13685 Document GET_MODE_IBIT, and GET_MODE_FBIT.
13687 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
13688 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13689 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
13690 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
13691 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
13692 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
13693 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
13694 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
13695 ALL_FIXED_POINT_MODE_P): New define.
13696 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13698 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
13700 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
13701 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13702 MODE_VECTOR_UACCUM): New mode classes.
13704 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
13705 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
13706 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
13709 * genmodes.c (struct mode_data): Add ibit and fbit fields.
13710 (blank_mode): Initialize ibit and fbit.
13711 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
13712 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13714 (new_adjust): Change required_class to required_class_from and
13715 required_class_to for testing within a range.
13716 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13717 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13718 MODE_VECTOR_UACCUM.
13719 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
13720 (make_fixed_point_mode): New.
13721 (_ADD_ADJUST): Change C to C1 and C2.
13722 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
13723 use a range for machine classes.
13724 (ADJUST_IBIT, ADJUST_FBIT): New.
13725 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
13727 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
13728 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13729 Emit adjustment for ibit and fbit.
13730 (emit_mode_ibit, emit_mode_fbit): New.
13731 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
13733 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
13735 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
13736 as the source of the set.
13738 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
13740 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
13741 FP_REGNO_P): Use IN_RANGE.
13742 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
13743 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
13744 (DATA_REG_P): Use DATA_REGNO_P.
13745 (FP_REG_P): Use FP_REGNO_P.
13746 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
13747 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
13748 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
13750 2007-06-24 Jan Hubicka <jh@suse.cz>
13752 PR middle-end/30563
13753 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
13755 2007-06-24 Sebastian Pop <sebpop@gmail.com>
13757 PR middle-end/32461
13758 * fold-const.c (fold_binary): Strip nops of operand 0
13759 of BIT_NOT_EXPR before calling operand_equal_p.
13760 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
13761 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
13763 2007-06-23 Mark Mitchell <mark@codesourcery.com>
13765 * doc/extend.texi: Document that dllimport and dllexport imply
13766 default visibility.
13767 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
13768 imported or exported declaration, including type declarations.
13769 * c-common.c (handle_visibility_attribute): Check for conflicts
13770 with dllimport/dllexport.
13771 (c_determine_visibility): Handle dllimport/dllexport as an
13772 explicit visibility atttribute.
13774 2007-06-23 Richard Guenther <rguenther@suse.de>
13776 PR tree-optimization/16876
13777 PR middle-end/29478
13778 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
13780 * tree-inline.c (initialize_inlined_parameters): Do not call
13781 lang_hooks.tree_inlining.convert_parm_for_inlining.
13782 * cgraphbuild.c (initialize_inline_failed): Set inline failed
13783 reason for mismatched types.
13784 * gimplify.c (gimplify_call_expr): Verify the call expression
13785 arguments match the called function type signature. Otherwise
13786 mark the call expression to be not considered for inlining
13787 using CALL_CANNOT_INLINE_P flag.
13788 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
13789 edges call expression.
13790 (cgraph_decide_inlining_of_small_function): Likewise.
13791 (cgraph_decide_inlining): Likewise.
13792 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
13794 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
13795 * c-typeck.c (c_convert_parm_for_inlining): Remove.
13796 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
13797 Remove declaration.
13798 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
13799 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
13801 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
13802 convert_parm_for_inlining member.
13804 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
13807 * arm.md (negscc): Match the correct operand for optimized LT0 test.
13808 Remove optimization for GT.
13810 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
13812 PR middle-end/32437
13813 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
13815 (prescan_insns_for_dce): Add extra parameter.
13817 2007-06-23 Jan Hubicka <jh@suse.cz>
13819 PR middle-end/31541
13820 * gimplify.c (mark_addressable): New function.
13821 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
13823 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13825 PR middle-end/32374
13826 * expr.c (store_constructor): Do not clobber non-zeroed memory.
13828 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13831 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
13832 moves between MMX/SSE registers to at least 8 units to prevent
13833 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
13835 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13837 * config/i386/i386.c (override_options): Correct x86_sahf
13840 2007-06-21 David Daney <ddaney@avtrex.com>
13843 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
13844 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
13845 (exception_receiver): Renamed to ...
13846 (nonlocal_goto_receiver): ... this.
13848 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
13850 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
13851 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
13852 partial register accesses.
13854 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
13856 * fold-const.c (debug_fold_checksum): Move it under
13857 ENABLE_FOLD_CHECKING.
13859 2007-06-21 Sebastian Pop <sebpop@gmail.com>
13861 PR middle-end/20623
13862 * tree.h (debug_fold_checksum): Declared.
13863 * fold-const.c (build_fold_addr_expr_with_type_1): New.
13864 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
13865 build_fold_addr_expr_with_type_1.
13866 (fold_addr_expr, debug_fold_checksum): New.
13867 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
13868 (fold_unary, fold_comparison, split_address_to_core_and_offset):
13869 Use fold_addr_expr.
13871 2007-06-21 Sebastian Pop <sebpop@gmail.com>
13873 PR tree-optimization/19590
13874 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
13875 of scev is a constant.
13877 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
13879 * df-problems.c (df_note_bb_compute): Made computation of live
13880 info consistent with df_lr.
13882 2007-06-21 Richard Guenther <rguenther@suse.de>
13884 PR tree-optimization/32453
13885 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
13886 for pointer anti-range.
13888 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
13890 * config/i386/i386.c (processor_target_table): Increase maximum
13891 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
13894 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
13895 byte alignment if > 8 byte alignment is preferred.
13896 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13898 2007-06-21 Jakub Jelinek <jakub@redhat.com>
13900 PR tree-optimization/31866
13901 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
13902 if ASM_EXPR's input is not a SSA_NAME.
13904 PR middle-end/32362
13905 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
13906 but decl is a global var, instead return decl.
13907 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
13908 even for is_global_var decls, if they are private in some outer
13911 2007-06-21 Richard Guenther <rguenther@suse.de>
13913 PR tree-optimization/32451
13914 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
13916 2007-06-21 Christian Bruel <christian.bruel@st.com>
13918 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
13919 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
13920 (push_regs): Changed saving order or banked registers.
13921 (sh_expand_epilogue): Likewise.
13922 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
13923 (FIRST_BANKED_REG): Likewise.
13924 (LAST_BANKED_REG): Likewise.
13925 * config/sh/sh.md (banked) New attribute.
13926 (in_delay_slot): Check banked attribute.
13928 2007-06-20 Sebastian Pop <sebpop@gmail.com>
13930 PR tree-optimization/32075
13931 * tree-data-ref.c (subscript_dependence_tester_1,
13932 analyze_miv_subscript, analyze_overlapping_iterations,
13933 add_distance_for_zero_overlaps, build_classic_dist_vector,
13934 subscript_dependence_tester_1, analyze_overlapping_iterations,
13935 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
13936 compute_affine_dependence, compute_all_dependences): Pass loop_nest
13937 to evolution_function_is_affine_multivariate_p.
13939 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
13941 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
13943 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
13946 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
13948 * config/m32c/prologue.md (epilogue_exitd_16): New.
13949 (epilogue_reit_16): New.
13950 (epilogue_exitd): Rename to epilogue_exitd_24.
13951 (epilogue_reit): Rename to epilogue_reit_24.
13953 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
13954 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13956 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
13958 * haifa-sched.c (queue_to_ready): Don't requeue next insn
13959 if dbg_cnt (sched_insn) reaches the limit.
13960 (choose_ready): New parameter INSN_PTR and new return value.
13961 (schedule_block): Handle dbg_cnt (sched_insn). Handle
13962 the new return value from choose_ready.
13963 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
13964 (rest_of_handle_global_alloc): New global_alloc_at_func.
13966 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
13968 PR tree-optimization/25737
13969 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
13970 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
13971 * tree-flow.h (struct fieldoff): Add new field alias_set.
13972 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
13973 argument addressable_type. Set alias_set of fieldoff.
13974 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
13975 (create_overlap_variables_for): Pass alias_set from fieldoff to
13977 * alias.c (get_alias_set): Use alias_set from SFT if set.
13979 2007-06-20 Hui-May Chang <hm.chang@apple.com>
13981 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
13982 of a variable as an unsigned HOST_WIDE_INT integer.
13984 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
13986 PR rtl-optimization/32405
13987 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
13989 2007-06-20 Jakub Jelinek <jakub@redhat.com>
13991 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
13993 PR middle-end/31959
13994 * builtins.c: Include diagnostic.h.
13995 (expand_builtin_expect): Make gcc_assert more permissive.
13996 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
13998 PR inline-asm/32109
13999 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
14002 PR middle-end/32285
14003 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
14004 if ACCUMULATE_OUTGOING_ARGS.
14006 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14008 * config/m68hc11/m68hc11.c: Include dataflow header file.
14009 (m68hc11_reorg): Port to dataflow.
14011 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14013 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
14014 (struct df_problem.free_blocks_on_set_blocks): New field.
14015 (struct dataflow.optional_p): New field.
14016 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14017 (df_live_set_all_dirty): New function.
14018 * df-scan.c (df_scan_alloc): Initialize optional_p.
14019 (problem_SCAN): Initialize free_blocks_on_set_blocks.
14020 * df-core.c (df_set_blocks): Removed use of
14021 DF_FIRST_OPTIONAL_PROBLEM. Now uses
14022 df_problem.free_blocks_on_set_blocks to determine which blocks are
14024 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
14025 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
14026 uses dataflow.optional_p to determine if problem should be
14028 (rest_of_handle_df_initialize): Only start live problem if
14030 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14031 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
14032 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
14033 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
14034 problem_NOTE): Initialize free_blocks_on_set_blocks.
14035 (df_lr_bb_local_compute): Recompute luids if df_live problem is
14037 (df_live_set_all_dirty, df_note_alloc): New function.
14038 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
14040 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
14041 * postreload.c (reload_combine): Ditto.
14042 * cse.c (cse_extended_basic_block): Ditto.
14043 * regmove.c (mark_flags_life_zones): Ditto.
14044 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
14045 erase_matching_seqs): Ditto.
14046 * bt-load.c (compute_defs_uses_and_gen): Ditto.
14047 * integrate (allocate_initial_values): Ditto.
14048 * combine.c (reg_dead_at_p): Ditto.
14049 * resource.c (mark_target_live_regs): Ditto.
14050 * sched-rgn.c (check_live_1, update_live_1): Ditto.
14051 * config/sh/sh.c (find_r0_life_regions): Ditto.
14052 * global.c (rest_of_handle_global_alloc): Only add back df_live
14054 * local-alloc.c (rest_of_handle_local_alloc): Only remove
14055 df_live for -O > 1.
14056 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
14058 (if_convert): Make sure df_live is there at -O == 1.
14059 (pass_if_after_combine): Cleanup flags.
14060 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
14061 is there at -O == 1.
14063 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
14065 * config/arm/arm.c (arm_get_frame_offsets): Set
14066 offsets->locals_base to avoid negative stack size.
14067 (thumb1_expand_prologue): Assert on negative stack size.
14069 2007-06-19 Sebastian Pop <sebpop@gmail.com>
14071 PR tree-optimization/32367
14072 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
14073 of the chrec has no evolution in that loop.
14074 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
14076 2007-06-19 Bob Wilson <bob.wilson@acm.org>
14078 * config/xtensa/xtensa.c: Include "df.h".
14079 (xtensa_builtin_saveregs): Use adjust_address instead of
14081 (xtensa_va_start): Invoke make_tree with sizetype for
14082 expand_builtin_saveregs and then convert the result to a pointer.
14083 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
14084 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
14085 Subtract argument size from index value as integers and then use
14086 POINTER_PLUS_EXPR to add the result to the array address.
14088 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14091 * config/m32c/m32c.c: Include dataflow header file.
14092 (m32c_emit_prologue): Adjust for prologue insn change.
14093 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
14094 once inside a PARALLEL. Assume frame size passed in operand 0
14095 includes space to save the fb register.
14096 (prologue_enter_24): Likewise.
14097 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
14099 2007-06-19 David Daney <ddaney@avtrex.com
14102 * config/mips/mips.md (cprestore): Mark $gp as used.
14104 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14107 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
14108 (frv_ifcvt_modify_insn): Likewise.
14110 2007-06-19 Richard Guenther <rguenther@suse.de>
14112 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
14113 only handle positive offsets that fit in a HOST_WIDE_INT.
14115 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
14117 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
14118 result of rsqrt insn for zero input argument to avoid NaN.
14120 2007-06-19 Richard Guenther <rguenther@suse.de>
14122 PR middle-end/31950
14123 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
14125 2007-06-19 Jakub Jelinek <jakub@redhat.com>
14127 PR tree-optimization/32353
14128 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
14130 2007-06-19 Nick Clifton <nickc@redhat.com>
14132 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
14134 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14137 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
14138 * config/i386/i386.c (assign_386_stack_local): Assert that
14139 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
14140 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
14141 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
14142 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
14144 2007-06-18 Steve Ellcey <sje@cup.hp.com>
14146 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
14148 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
14150 PR rtl-optimization/32321
14151 * gcse.c (replace_store_insn): Update the note before
14152 calling emit_insn_after.
14154 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
14156 PR middle-end/32355
14157 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
14159 * df-problems.c (df_note_bb_compute): Fix dumping info.
14161 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
14163 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
14164 insn with emit_jump_insn.
14166 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14168 PR tree-optimization/32383
14169 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
14170 * targhooks.h (default_builtin_reciprocal): Update prototype.
14171 * target.h (struct gcc_target): Update builtin_reciprocal.
14172 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
14173 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
14174 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
14175 when fndecl is in BUILT_IN_MD class.
14176 (execute_convert_to_rsqrt): Ditto.
14178 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
14179 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
14180 Convert BUILT_IN_SQRTF code only when md_fn is false.
14182 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
14184 * bt-load.c (move_btr_def): Fix the order of arguments
14185 to validate_replace_rtx.
14187 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
14189 * config/m68k/m68k-devices.def: Add 54450..54455.
14191 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
14193 PR rtl-optimization/32366
14194 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
14195 FLOAT_EXTEND]: Prevent non-scalar modes from entering
14198 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14200 PR middle-end/32349
14201 * modulo-sched (generate_reg_moves): Added rescan parameter and if
14202 this is true, rescan insn being modified.
14203 (sms_schedule): Added rescan parameter.
14204 (rest_of_handle_sms): Moved freeing of dominance info to before
14205 getting out of cfg_layout.
14207 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
14209 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
14210 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
14213 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
14214 FL_CF_EMAC from the entry for isac.
14216 * config/m68k/predicates.md (const_call_operand): Adjust comment.
14217 (const_sibcall_operand): New.
14218 (sibcall_operand): Use it.
14219 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
14220 (m68k_isas): ISAC does not imply FPU or EMAC.
14221 (override_options): Add ISA_C logic for symbolic jump & call.
14223 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
14225 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
14226 return mode from the builtin itself.
14227 (sparc_fold_builtin): Fix cast of zero constant.
14229 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14231 * targhooks.c (default_builtin_reciprocal): New default target hook.
14232 * targhooks.h (default_builtin_reciprocal): Add prototype.
14233 * hooks.c (hook_tree_tree_bool_null): Remove hook.
14234 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
14235 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
14236 default_builtin_reciprocal.
14238 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14240 PR middle-end/31723
14241 * hooks.c (hook_tree_tree_bool_null): New hook.
14242 * hooks.h (hook_tree_tree_bool_null): Add prototype.
14243 * tree-pass.h (pass_convert_to_rsqrt): Declare.
14244 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
14245 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
14246 and convert it to reciprocal a*rfunc(b).
14247 (execute_convert_to_rsqrt): New function.
14248 (gate_convert_to_rsqrt): New function.
14249 (pass_convert_to_rsqrt): New pass definition.
14250 * target.h (struct gcc_target): Add builtin_reciprocal.
14251 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
14252 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
14253 TARGET_BUILTIN_RECIPROCAL.
14254 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
14256 * config/i386/i386.h (TARGET_RECIP): New define.
14257 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
14258 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14259 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14260 and not optimizing for size.
14261 (*rcpsf2_sse): New insn pattern.
14262 (*rsqrtsf2_sse): Ditto.
14263 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
14264 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14265 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14266 and not optimizing for size.
14267 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
14268 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14269 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14270 and not optimizing for size.
14271 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
14272 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14273 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14274 and not optimizing for size.
14275 (*sse_rsqrtv4sf2): Do not export.
14276 (sqrtv4sf2): Ditto.
14277 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
14278 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14279 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14280 and not optimizing for size.
14281 (sqrtv4sf2): Ditto.
14282 * config/i386/i386.opt (mrecip): New option.
14283 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
14284 (ix86_emit_swsqrtsf): Ditto.
14285 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
14286 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
14287 builtin definition.
14288 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
14289 ix86_expand_unop1_builtin.
14290 (ix86_emit_swdivsf): New function.
14291 (ix86_emit_swsqrtsf): Ditto.
14292 (ix86_builtin_reciprocal): New function.
14293 (TARGET_BUILTIN_RECIPROCAL): Use it.
14294 (ix86_vectorize_builtin_conversion): Rename from
14295 ix86_builtin_conversion.
14296 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
14297 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
14298 "i386 and x86_64 Options" section.
14299 (Intel 386 and AMD x86_64 Options): Document -mrecip.
14301 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14302 Zdenek Dvorak <dvorakz@suse.cz>
14303 Richard Guenther <rguenther@suse.de>
14304 Kaz Kojima <kkojima@gcc.gnu.org>
14306 * tree-vrp.c (compare_values_warnv): Convert val2 to
14308 (extract_range_from_assert): Create
14309 POINTER_PLUS_EXPR for pointer types.
14310 (extract_range_from_binary_expr): Handle
14311 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
14313 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
14314 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
14315 POINTER_PLUS_EXPR as PLUS_EXPR.
14316 (number_of_iterations_lt_to_ne):
14317 For pointer types, use sizetype when
14318 creating MINUS_EXPR/PLUS_EXPRs.
14319 (assert_loop_rolls_lt): For pointer types, use sizetype when
14320 creating MINUS_EXPR/PLUS_EXPRs.
14321 (number_of_iterations_le): Likewise.
14322 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
14323 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
14324 like PLUS_EXPR and MINUS_EXPR.
14325 * tree-pretty-print.c (dump_generic_node): Handle
14327 (op_prio): Likewise.
14328 (op_symbol_1): Likewise.
14329 * optabs.c (optab_for_tree_code): Likewise.
14330 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
14332 * tree-tailcall.c (process_assignment): Mention
14333 POINTER_PLUS_EXPR in a TODO comment.
14334 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
14335 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
14336 not used with a pointer and an integer type.
14337 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
14338 increment using chrec_convert_rhs instead of chrec_convert.
14339 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
14340 PLUS_EXPR except for the right hand side's type will be
14342 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
14343 (fold_used_pointer_cast): Kill.
14344 (pointer_offset_p): Kill.
14345 (fold_used_pointer): Kill.
14346 (pointer_used_p): Kill.
14347 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
14348 call fold_used_pointer.
14349 (instantiate_parameters_1): Convert the increment
14350 using chrec_convert_rhs instead of chrec_convert.
14351 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
14352 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
14353 instead of PLUS_EXPR.
14354 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
14355 PLUS_EXPR for pointers.
14356 (std_gimplify_va_arg_expr): Likewise.
14357 (fold_builtin_memory_op): Likewise.
14358 (fold_builtin_strstr): Likewise.
14359 (fold_builtin_strchr): Likewise.
14360 (fold_builtin_strrchr): Likewise.
14361 (fold_builtin_strpbrk): Likewise.
14362 (expand_builtin_memory_chk): Likewise.
14363 (fold_builtin_memory_chk): Likewise.
14364 (std_expand_builtin_va_start): Use
14365 sizetype for the call to make_tree and then convert
14366 to the pointer type.
14367 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
14368 instead of PLUS_EXPR for adding to a pointer.
14369 (std_gimplify_va_arg_expr): Use fold_build2 for
14370 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
14371 the operands to sizetype first and then cast the BIT_AND_EXPR
14372 back to the pointer type.
14373 * fold-const.c (build_range_check): Handle pointer types
14375 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
14376 of PLUS_EXPR's. Make sure the offset is converted to
14378 (try_move_mult_to_index): Strip the NOPs from the offset.
14379 Remove code argument and replace all uses with PLUS_EXPR.
14380 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
14381 specially. Don't use a pointer type for MINUS_EXPR.
14382 (fold_unary): Handle for (T1)(X op Y),
14383 only p+ as that is the only as that can be handled for
14384 binary operators now.
14385 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
14387 <case PLUS_EXPR>: Add folding of PTR+INT into
14389 Don't call try_move_mult_to_index.
14390 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
14391 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
14392 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
14393 Don't call try_move_mult_to_index.
14394 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
14395 (tree_expr_nonzero_p): Likewise.
14396 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
14397 of PLUS_EXPR for the complex expression folding.
14398 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
14399 first chrec is a pointer type, then the second should
14400 be sizetype and not the first's type.
14401 For POINTER_PLUS_EXPR, use a different right hand side type.
14402 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14403 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
14404 different right hand side type.
14405 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14406 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
14407 instead of PLUS_EXPR.
14408 When either operand is zero, convert the other operand.
14409 (chrec_apply): Use chrec_convert_rhs
14410 on the argument x instead of chrec_convert.
14411 (reset_evolution_in_loop): For pointer types, the new_evol
14412 should be sizetype.
14413 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
14414 different right hand side type.
14415 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14416 (chrec_convert_rhs): New function.
14417 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
14418 different right hand side type.
14419 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14420 * tree-chrec.h (chrec_convert_rhs): New prototype.
14421 (build_polynomial_chrec): For pointer types, the right hand
14422 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
14423 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
14424 Remove subtraction case as it is always addition now.
14425 Make sure the offset is converted to sizetype.
14426 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
14427 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
14428 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
14429 PLUS_EXPR in pointer type.
14430 Handle POINTER_PLUS_EXPR.
14431 (tree_to_aff_combination): Likewise.
14432 (force_expr_to_var_cost): Likewise.
14433 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
14434 instead of PLUS_EXPR for pointers.
14435 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
14436 instead of PLUS_EXPR of pointer types.
14437 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
14439 (check_va_list_escapes): Likewise.
14440 (check_all_va_list_escapes): Likewise.
14441 * dwarf2out.c (loc_descriptor_from_tree_1):
14442 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
14443 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
14444 (string_constant): Likewise.
14445 * tree-ssa-address.c (tree_mem_ref_addr): When adding
14446 the offset to the base, use POINTER_PLUS_EXPR.
14447 (add_to_parts): Convert the index to sizetype.
14448 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
14449 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
14450 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
14451 Offset only holds something for PLUS_EXPR.
14452 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
14454 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
14456 (analyze_accesses_for_modify_stmt): Likewise.
14457 Remove comment about the type being integral type as it is
14459 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
14461 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
14463 Correct the type which the artimentic is done in (is now
14466 * tree-data-ref.c (split_constant_offset): Handle
14468 * tree-affine.c (tree_to_aff_combination): Likewise.
14469 * c-typeck.c (build_unary_op): For pointers create the increment
14470 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
14472 * gimplify.c (gimplify_self_mod_expr): Create a
14473 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14474 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
14475 * tree.def (POINTER_PLUS_EXPR): New tree code.
14476 * tree-predcom.c (ref_at_iteration): If we have a pointer
14477 type do the multiplication in sizetype.
14478 * tree-mudflap.c (mf_xform_derefs_1): Create a
14479 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14480 * tree-ssa-forwprop.c
14481 (forward_propagate_addr_into_variable_array_index):
14482 Don't expect there to be a cast for the index as that
14483 does not exist anymore.
14484 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
14485 instead of PLUS_EXPR.
14486 Don't check for the first operand of the POINTER_PLUS_EXPR
14487 was the index as it cannot be.
14488 Call forward_propagate_addr_into_variable_array_index with
14489 the SSA_NAME instead of the statement.
14490 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
14491 (compare_constant): Likewise.
14492 (copy_constant): Likewise.
14493 (compute_reloc_for_constant): Likewise.
14494 (output_addressed_constants): Likewise.
14495 (initializer_constant_valid_p): Likewise.
14496 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
14497 Convert the MIN/MAX of the inner type to the outer
14498 type before comparing them.
14499 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
14500 POINTER_PLUS_EXPR instead of PLUS_EXPR.
14501 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
14502 of PLUS_EXPR for pointers.
14503 * tree-inline.c (estimate_num_insns_1): Handle
14505 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
14506 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14507 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
14508 instead of PLUS_EXPR for the pointer increment statement.
14509 (vect_update_ivs_after_vectorizer): For pointer types, create
14510 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
14511 MULT_EXPR in sizetype.
14512 (vect_gen_niters_for_prolog_loop): Add a cast when creating
14514 * tree-object-size.c (plus_expr_object_size): Handle
14515 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
14516 code which is trying to figure out which side is a pointer and
14518 (check_for_plus_in_loops_1): Likewise.
14519 (check_for_plus_in_loops): Likewise.
14520 * c-common.c (pointer_int_sum): Create a
14521 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14522 * tree-ssa-structalias.c (handle_ptr_arith): Handle
14523 only POINTER_PLUS_EXPR. Removing all the extra
14524 code which is trying to figure out which side is a pointer and
14526 * tree-cfg.c (verify_expr): Add extra checking for pointers and
14527 PLUS_EXPR and MINUS_EXPR.
14528 Also add checking to make sure the operands of POINTER_PLUS_EXPR
14530 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
14531 with make_tree, instead of a pointer type.
14532 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
14533 for pointers instead of PLUS_EXPR.
14534 (s390_gimplify_va_arg): Likewise.
14535 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
14536 instead of PLUS_EXPR when doing addition on pointer
14537 types. Use sizetype for the second operand.
14538 (spu_gimplify_va_arg_expr): Likewise.
14539 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
14540 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
14541 a pointer. Don't create a BIT_AND_EXPR for pointer types.
14542 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
14543 for the pointer addition and also use size_int/sizetype
14545 (ix86_gimplify_va_arg): Likewise.
14546 Perform BIT_AND_EXPR on sizetype arguments.
14547 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
14548 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
14549 for the pointer additions and also use size_int for the offsets.
14550 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
14551 additions and also use size_int for the offsets. Perform
14552 BIT_AND_EXPR on sizetype arguments.
14553 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
14554 POINTER_PLUS_EXPR for pointers and create the
14555 BIT_AND_EXPR in sizetype.
14556 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
14557 instead of PLUS_EXPR for pointer addition.
14558 (rs6000_va_start): Likewise.
14559 Also use sizetype for the offset.
14560 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
14561 as PLUS_EXPR/MINUS_EXPR.
14562 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
14563 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
14564 Don't use BIT_AND_EXPR on a pointer type, convert the
14565 expression to sizetype first.
14566 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
14568 (mips_gimplify_va_arg_expr): Likewise.
14569 Don't create BIT_AND_EXPR in a pointer type.
14571 2007-06-15 Eric Christopher <echristo@apple.com>
14573 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
14574 (x86_64-*-darwin*): Ditto.
14575 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
14578 2007-06-15 Matthew Wilcox <matthew@wil.cx>
14580 * doc/extend.texi: Document behavior of __attribute__((aligned))
14583 2007-06-15 Mark Mitchell <mark@codesourcery.com>
14585 * rtlanal.c (note_stores): Improve documentation.
14587 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
14589 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
14590 LOCAL_LABEL_PREFIX): Delete.
14591 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
14592 (bfin_internal_label): Delete.
14594 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
14596 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
14597 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
14598 otherwise define to LIBGCC2_TF_CEXT.
14599 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
14600 (LIBGCC_TF_CEXT): Ditto.
14603 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
14605 PR rtl-optimization/32339
14606 * df-scan.c (df_uses_record): Don't modify flags but just add to
14607 it for df_ref_record.
14609 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
14611 * tree-mudflap.c: Fix whitespace issues.
14613 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
14615 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
14617 2007-06-14 Eric Christopher <echristo@apple.com>
14619 * config/i386/sse.md (movdi_to_sse): Rewrite body.
14620 (movv4sf): Use gcc_unreachable instead of abort.
14622 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
14625 * config/i386/sfp-machine.h (CMPtype): New define.
14626 (mach stubs): Use CMPtype instead of int as a return type.
14628 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
14630 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
14631 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
14632 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
14633 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
14634 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
14635 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
14636 config/soft-fp/soft-fp.h: Update from glibc CVS.
14638 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
14640 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
14642 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
14645 * config/v850/v850.c: Include dataflow header file.
14646 (substitute_ep_register): Fix typo.
14648 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14650 * configure.ac: Fix earlier checkin.
14651 * configure: Regenerated.
14653 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14655 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
14656 * aclocal.m4: Regenerate.
14657 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
14658 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
14659 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
14660 * configure: Regenerate.
14661 * Makefile.in (LOOSE_WARN): Subst loose_warn.
14663 * Makefile.in (quickstrap): Build libgcc too.
14665 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14667 * configure.ac: Add --enable-checking=df. Explicitly mention that
14668 the variables are initialized as for "release".
14669 * df-core.c: Use it.
14670 * configure: Regenerate.
14671 * config.in: Regenerate.
14673 2007-06-14 Bob Wilson <bob.wilson@acm.org>
14675 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
14676 validate_replace_rtx instead of replace_rtx.
14677 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
14679 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
14681 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
14682 (DWARF2_UNWIND_INFO): Override default if configured with
14684 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
14685 (ENDFILE_SPEC): Add crtend.o.
14686 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
14687 (ENDFILE_SPEC): Add crtend.o.
14688 (TARGET_USE_JCR_SECTION): Define.
14689 (MD_UNWIND_SUPPORT): Define for 32-bit target.
14691 * config/i386/cygming-crtbegin.c: New file.
14692 * config/i386/cygming-crtend.c: New file.
14694 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
14696 * config/i386/w32-unwind.h: New file.
14698 2007-06-13 Eric Christopher <echristo@apple.com>
14700 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
14701 the user set a value below STACK_BOUNDARY.
14703 2007-06-13 Thiemo Seufer <ths@networkno.de>
14705 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
14706 imply -lpthread for -pthread.
14708 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
14710 * basic-block.h: Remove the prototype for
14711 free_basic_block_vars.
14712 * cfglayout.h: Remove the prototype for
14713 insn_locators_initialize.
14714 * tree.h: Remove the prototype for emit_line_note.
14716 * tree-ssa-pre.c (mergephitemp): Remove.
14717 (init_pre): Don't use mergephitemp.
14719 2007-06-13 Eric Christopher <echristo@apple.com>
14721 * config/i386/i386.c (override_options): If we've specified
14722 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
14724 2007-06-13 Bob Wilson <bob.wilson@acm.org>
14726 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
14729 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14731 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
14732 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
14733 (eh_store_handler): New pattern.
14734 (eh_return): Emit it instead of a plain move.
14736 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
14738 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
14739 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
14740 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
14743 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14745 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
14746 (find_next_insn_start, find_load): New functions.
14747 (bfin_reorg): Use them to deal with the fact that parallel insns are
14748 no longer represented as a SEQUENCE.
14750 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
14752 * config/sparc/sparc.c (sparc_override_options): Initialize
14753 fpu mask correctly.
14755 2007-06-13 Dave Korn <dave.korn@artimi.com>
14757 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
14760 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
14762 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
14763 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
14764 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
14765 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
14766 tree-vect-transform.c: Fix comment typos. Follow spelling
14769 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
14771 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
14772 to the exit block use set.
14773 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
14774 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
14775 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
14777 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
14779 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
14780 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
14781 to indicate an error.
14782 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
14784 (dbg_cnt_process_opt): Print an error on a bad argument.
14785 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
14786 * common.opt (-fdbg-cnt-list): New.
14787 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
14789 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
14791 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
14792 flag on ref-all pointers.
14794 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14796 PR middle-end/31579
14797 * expr.c (expand_expr_addr_expr_1): Call expand_expr
14798 for the offset with the modifier as EXPAND_INITIALIZER
14799 if the modifier is EXPAND_INITIALIZER.
14800 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
14801 a register if we had an overflow.
14803 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14805 * real.c (real_isfinite): New.
14806 (real_sqrt): Use it.
14807 * real.h (real_isfinite): New.
14808 * builtins.c: Use it.
14810 2007-06-12 Ian Lance Taylor <iant@google.com>
14811 Daniel Berlin <dberlin@dberlin.org>
14814 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
14815 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
14816 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
14817 (DECL_NO_TBAA_P): Define.
14818 (struct tree_decl_common): Add no_tbaa_flag field.
14819 * tree-ssa-structalias.c (struct variable_info): Add
14820 no_tbaa_pruning field.
14821 (new_var_info): Initialize no_tbaa_pruning field.
14822 (unify_nodes): Copy no_tbaa_pruning field.
14823 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
14824 (dump_solution_for_var): Print no_tbaa_pruning flag.
14825 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
14827 (compute_tbaa_pruning): New static function.
14828 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
14829 Call compute_tbaa_pruning.
14830 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
14831 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
14832 * gimple-low.c (lower_stmt): Likewise.
14833 * tree-gimple.c (is_gimple_stmt): Likewise.
14834 * tree-ssa-operands.c (get_expr_operands): Likewise.
14835 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
14836 * tree-inline.c (estimate_num_insns_1): Likewise.
14837 (copy_result_decl_to_var): Likewise.
14838 * expr.c (expand_expr_real_1): Likewise.
14839 * tree-pretty-print.c (dump_generic_node): Likewise.
14840 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
14841 * omp-low.c (omp_copy_decl_2): Likewise.
14842 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
14843 * doc/c-tree.texi (Expression trees): Document
14844 CHANGE_DYNAMIC_TYPE_EXPR.
14846 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14848 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
14849 with !HONOR_NANS and !HONOR_INFINITIES.
14850 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
14852 2007-06-12 Tristan Gingold <gingold@adacore.com>
14854 * gcov.c: Comments updated.
14855 (source_info): Add file_time field.
14856 (source_index): New variable.
14857 (mutiple_files): New variable.
14858 (generate_results): New function extracted from process_file.
14859 (process_file): Save and restore chain of functions, generate
14860 results and free structures only if not merging results.
14861 (release_structures): File names are now freed in create_file_names
14862 (create_file_names): Free previous file names.
14863 (find_source): File date is now read here and modifications in
14864 source files is checked here.
14865 (read_graph_file): Only reverse order of functions for the current
14867 (make_gcov_file_name): Do not generate long names if input_name is
14869 (output_lines): If merging results do not display graph, data and
14871 Checking source file modification is done in find_source.
14873 * doc/gcov.texi: Append an s to sourcefile.
14875 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
14877 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
14878 (forced_nop): New pattern.
14879 * config/bfin/bfin.c: Include "df.h".
14880 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
14881 (bfin_discover_loop): Use df_get_live_in instead of
14882 global_live_at_start.
14883 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
14884 df_analyze when done.
14885 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
14886 the insns. Use QImode for the final insn in a bundle. Call
14887 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
14889 (reorder_var_tracking_notes): New function.
14890 (bfin_reorg): Pass no argument to split_all_insns. Don't call
14891 update_life_info. Call df_analyze after scheduling and bundle
14892 generation. Call reorder_var_tracking_notes if generating these
14893 notes. Call df_finish_pass at the end.
14895 2007-06-12 Dirk Mueller <dmueller@suse.de>
14897 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
14898 a comparison, not an assignment.
14900 2007-06-12 Olivier Hainque <hainque@adacore.com>
14902 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
14903 Request walking the subtrees only, leaving the current is_lhs/val_only
14905 (convert_non_local_reference): Likewise.
14907 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
14909 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
14911 2007-06-12 Richard Guenther <rguenther@suse.de>
14913 PR tree-optimization/15353
14914 PR tree-optimization/31657
14915 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
14916 * timevar.def: Add TV_TREE_IFCOMBINE.
14917 * tree-pass.h (pass_tree_ifcombine): Declare.
14918 * tree-ssa-ifcombine.c: New file.
14919 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
14920 * tree-flow.h (blocks_in_phiopt_order): Declare.
14921 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
14922 (tree-ssa-ifcombine.o): New dependencies.
14924 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
14926 PR rtl-optimization/32293
14927 * combine.c (simplify_if_then_else): Truncate return from
14928 nonzero_bits() to correct mode.
14930 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
14932 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
14933 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
14935 2007-06-11 Diego Novillo <dnovillo@google.com>
14937 * Makefile.in (reload1.o-warn): Remove.
14939 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
14941 * combine.c (subst): Use reg_overlap_mentioned_p
14942 instead of comparing register numbers directly.
14944 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
14946 * reload1.c (mark_home_live_1): Use the mode parameter.
14948 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
14950 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
14951 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
14953 * df-core.c: Ditto.
14955 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
14957 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
14959 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
14961 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
14962 from integer registers.
14963 (FP mode splitters): Handle TFmode.
14965 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
14967 * tree-ssa-structalias.c (find_what_p_points_to): Return false
14968 for ref-all pointers that point-to anything.
14970 2007-06-11 Joseph Myers <joseph@codesourcery.com>
14972 * config/arm/arm.c (arm_output_dwarf_dtprel,
14973 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
14975 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
14977 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
14978 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
14981 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
14983 * tree.c (signed_or_unsigned_type_for): New.
14984 (unsigned_type_for): Use signed_or_unsigned_type_for.
14985 (signed_type_for): Use signed_or_unsigned_type_for.
14986 * tree.h (signed_or_unsigned_type_for): New.
14987 (get_signed_or_unsigned_type): Remove.
14988 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
14989 lang_hooks.types.signed_type
14990 (size_diffop): Likewise.
14991 (all_ones_mask_p): Likewise.
14992 (build_range_check): Likewise.
14993 (fold_cond_expr_with_comparison): Likewise.
14994 (fold_cond_expr_with_comparison): Likewise.
14995 (unextend): Likewise.
14996 (extract_muldiv_1): Likewise.
14997 (fold_single_bit_test_into_sign_test): Likewise.
14998 (fold_binary): Likewise.
14999 (fold_ternary): Likewise.
15000 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
15001 instead of get_signed_or_unsigned_type.
15002 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
15003 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15004 * expr.c (signed_or_unsigned_type_for): Use
15005 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
15006 * langhooks.c (get_signed_or_unsigned_type): Remove.
15007 (lhd_signed_or_unsigned_type): Remove.
15008 * langhooks.h (lang_hooks_for_types): Remove signed_type and
15009 signed_or_unsigned_type.
15010 (lhd_signed_or_unsigned_type): Remove.
15011 * expmed.c (make_tree): Use signed_type_for instead of
15012 lang_hooks.types.signed_type.
15013 * c-common.c (same_scalar_type_ignoring_signedness): Use
15014 c_common_signed_type instead of lang_hooks.types.signed_type.
15015 (c_common_unsigned_type): New.
15016 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
15017 (shorten_compare): Use c_common_unsigned_type instead of
15018 c_common_signed_or_unsigned_type.
15019 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
15021 * convert.c (convert_to_integer): Use signed_type_for instead of
15022 lang_hooks.types.signed_type.
15023 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15024 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
15025 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
15026 * c-format.c (check_format_types): Use c_common_unsigned_type
15027 instead of unsigned_type_for.
15028 * c-decl.c (groakdeclarator): Likewise.
15029 * c-typeck.c (convert_for_assignment): Likewise.
15030 * c-common.h (c_common_unsigned_type): New.
15032 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15035 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
15036 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
15038 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15040 PR middle-end/32279
15041 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
15042 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
15044 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
15045 Sebastian Pop <sebpop@gmail.com>
15047 * lambda-code.c (remove_iv): New.
15048 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
15050 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
15052 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
15053 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
15054 * tree-ssa-loop-prefetch.c: Include optabs.h.
15055 (FENCE_FOLLOWING_MOVNT): New macro.
15056 (struct mem_ref): Add independent_p and storent_p fields.
15057 (record_ref): Initalize the new fields.
15058 (gather_memory_references_ref): Return true if the reference
15060 (gather_memory_references): Check whether all memory accesses
15061 in loop were recorded.
15062 (should_issue_prefetch_p): Return false for nontemporal stores.
15063 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
15064 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
15065 (determine_loop_nest_reuse): Detect independent memory references.
15066 (loop_prefetch_arrays): Call mark_nontemporal_stores.
15067 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
15068 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
15069 * config/i386/i386.h (x86_mfence): Declare.
15070 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
15071 * config/i386/i386.c (x86_mfence): New variable.
15072 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
15074 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
15075 * optabs.c (init_optabs): Initialize storent_optab.
15076 * optabs.h (enum optab_index): Add OTI_storent.
15077 (storent_optab): Declare.
15078 * genopinit.c (optabs): Add initialization for storent_optab.
15079 * tree.h (MOVE_NONTEMPORAL): New macro.
15080 * expr.c (expand_assignment, store_expr, store_constructor_field,
15081 store_constructor, store_field, expand_expr_real_1): Propagate
15082 nontemporality of the expanded store.
15083 (emit_storent_insn): New function.
15084 * expr.h (expand_assignment, store_expr): Declaration changed.
15085 * function.c (assign_parm_setup_reg): Pass false as nontemporality
15086 to expand_assignment.
15087 * stmt.c (expand_asm_expr): Ditto.
15088 * calls.c (initialize_argument_information): Pass false as
15089 nontemporality to store_expr.
15090 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
15093 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15095 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
15097 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
15099 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15101 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
15102 and allow DECL_P here.
15104 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
15106 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
15107 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
15108 track of the size of the expression.
15109 * cfghooks.c (merge_blocks): Remove block from loops structure only
15110 after call of the merge_blocks hook.
15112 2007-06-09 Tom Tromey <tromey@redhat.com>
15114 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
15115 (deprecated_state): Removed.
15116 (start_decl): Update.
15117 (enum deprecated_states): Moved earlier.
15118 (groktypename): Update.
15119 (push_parm_decl): Likewise.
15120 (grokfield): Likewise.
15121 (start_function): Likewise.
15123 2007-06-09 Ian Lance Taylor <iant@google.com>
15125 PR tree-optimization/32169
15126 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
15127 CONVERT_EXPR, check whether min and max both converted to an
15128 overflow infinity representation.
15130 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
15132 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
15133 not inserted on the edge.
15135 2007-06-08 Bob Wilson <bob.wilson@acm.org>
15137 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
15138 instructions if they are supported.
15139 (__divsi3, __umodsi3, __modsi3): Likewise.
15140 (__ashldi3, __ashrdi3, __lshrdi3): New.
15141 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
15143 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
15144 Tony Linthicum <tony.linthicum@amd.com>
15146 * doc/invoke.texi: Add fvect-cost-model flag.
15147 * common.opt (fvect-cost-model): New flag.
15148 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
15149 cost fields in stmt_vec_info struct for STMT.
15150 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
15151 fields in stmt_vec_info struct and access functions for the same.
15152 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
15153 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
15154 load, store and vector to scalar operation.
15155 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
15156 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
15157 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
15158 (TARG_VEC_STORE_COST): Define cost of vector store.
15159 (vect_estimate_min_profitable_iters): Define new function.
15160 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
15161 check to evaluate if loop iterations are less than minimum profitable
15162 iterations determined by cost model or minimum vect loop bound defined
15163 by user, whichever is more conservative.
15164 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
15165 run-time check to evaluate if loop iterations are less than minimum
15166 profitable iterations determined by cost model or minimum vect loop
15167 bound defined by user, whichever is more conservative.
15168 (vect_estimate_min_profitable_iterations): New function to estimate
15169 mimimimum iterartions required for vector version of loop to be
15170 profitable over scalar version.
15171 (vect_model_reduction_cost): New function.
15172 (vect_model_induction_cost): New function.
15173 (vect_model_simple_cost): New function.
15174 (vect_cost_strided_group_size): New function.
15175 (vect_model_store_cost): New function.
15176 (vect_model_load_cost): New function.
15177 (vectorizable_reduction): Call vect_model_reduction_cost during
15179 (vectorizable_induction): Call vect_model_induction_cost during
15181 (vectorizable_load): Call vect_model_load_cost during analysis phase.
15182 (vectorizable_store): Call vect_model_store_cost during analysis phase.
15183 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
15184 vectorizable_promotion, vectorizable_demotion): Call
15185 vect_model_simple_cost during analysis phase.
15187 2007-06-08 Simon Baldwin <simonb@google.com>
15189 * reg-stack.c (get_true_reg): Readability change. Moved default case
15190 label into direct switch statement scope.
15192 2007-06-08 Simon Baldwin <simonb@google.com>
15194 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
15195 in gcc_assert() with '==' comparison.
15197 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15199 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
15200 TARGET_ABM handling of x86_popcnt variable.
15202 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15204 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
15205 __builtin_copysignq and __builtin_infq built-in functions.
15207 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15209 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
15210 SSE4.2 section. Correct built-in function names in SSE4A section.
15212 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15214 PR tree-optimization/32243
15215 * tree-vect-transform.c (vectorizable_type_promotion): Move check
15216 for ncopies after ratio check between nunits_out and nunits_in.
15217 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
15219 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
15221 PR tree-optimization/32224
15222 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
15223 vectorization upon a non GIMPLE_MODIFY_STMT.
15225 2007-06-08 Christian Bruel <christian.bruel@st.com>
15228 * config/sh/sh.md (doloop_end): New pattern and splitter.
15229 * loop-iv.c (simple_rhs_p): Check for hardware registers.
15231 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
15233 PR middle-end/32209
15234 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
15236 (verify_dominators): Do not change dominance tree.
15238 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
15240 * config/sh/constraints.md: New file.
15241 * config/sh/sh.c: Include tm-constrs.h.
15242 (reg_class_from_letter): Remove.
15243 (prepare_cbranch_operands): Use satisfies_constraint_*
15244 function instead of macro.
15245 (andcosts, broken_move, sh_secondary_reload): Likewise.
15246 * config/sh/predicates.md (trapping_target_operand): Likewise.
15247 (and_operand, arith_operand, arith_reg_or_0_operand,
15248 cmp_operand, logical_operand, target_operand,
15249 ua_address_operand, ua_offset, xor_operand): Likewise.
15250 * config/sh/sh.md: Include constraints.md.
15251 (*movsicc_t_false): Use satisfies_constraint_* function
15253 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
15254 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
15255 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
15256 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
15257 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
15258 (REG_CLASS_FROM_CONSTRAINT): Remove.
15259 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
15260 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
15261 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
15262 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
15263 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
15264 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
15265 function instead of macro.
15266 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
15267 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
15268 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
15269 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
15270 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
15271 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
15272 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
15273 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
15274 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
15275 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
15276 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
15277 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
15278 EXTRA_CONSTRAINT_STR): Likewise.
15279 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
15281 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15283 * config/i386/darwin.h (STACK_BOUNDARY): Define.
15285 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
15288 * c-common.h (flag_cpp0x): Replaced by...
15289 (cxx_dialect): ... this new variable specifying the C++ dialect that
15291 * c-common.c (flag_cpp0x): Removed.
15292 (cxx_dialect): Defined.
15293 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
15295 * c-opts.c (c_common_post_options): Likewise.
15296 (set_std_cxx98): Set cxx_dialect to cxx98.
15297 (set_std_cxx0x): Set cxx_dialect to cxx0x.
15299 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15300 Hui-May Chang <hm.chang@apple.com>
15302 * doc/invoke.texi (Darwin Options): Update documentation for
15303 -mmacosx-version-min.
15304 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
15305 * config/darwin-driver.c: New file.
15306 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
15307 * config/t-darwin (darwin-driver.o): New rule.
15309 * config/darwin-c.c (version_as_macro): Ignore low digit.
15311 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
15313 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
15314 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
15315 (CSGNMODE): New mode macro.
15316 (CSGNVMODE): New mode attribute.
15317 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
15318 expander using CSGNMODE mode macro. Handle TFmode.
15319 (copysign<mode>3_const): Rename from copysignsf3_const and
15320 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
15322 (copysign<mode>3_var): Rename from copysignsf3_var and
15323 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
15325 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
15326 mode macro. Handle TFmode.
15327 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
15328 (iortf3, *iortf3): Ditto.
15329 (xortf3, *xortf3): Ditto.
15330 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
15331 TFmode and TImode masks.
15332 (ix86_expand_copysign): Expand TFmode copysign insn.
15333 (IX86_BUILTIN_INFQ): New.
15334 (IX86_BUILTIN_FABSQ): Ditto.
15335 (IX86_BUILTIN_COPYSIGNQ): Ditto.
15336 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
15337 [__builtin_fabsq]: Ditto.
15338 [__builtin_copysignq]: Ditto.
15339 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
15340 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
15341 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
15342 ix86_expand_binop_builtin().
15344 2007-06-07 Bob Wilson <bob.wilson@acm.org>
15346 * config/xtensa/lib1funcs.asm: Clean up whitespace.
15348 2007-06-07 Steve Ellcey <sje@cup.hp.com>
15351 * rtl.h (push_to_sequence2): New.
15352 * emit-rtl.c (push_to_sequence2): New.
15353 * function.c (assign_parm_data_all): Add new fields.
15354 (assign_parm_setup_block): Call push_to_sequence2 instead of
15356 (assign_parm_setup_reg): Ditto.
15357 (assign_parm_setup_stack): Ditto.
15358 (assign_parms_unsplit_complex): Ditto.
15359 (assign_parms): Change field name.
15361 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
15363 PR tree-optimization/32220
15364 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
15365 phi node is reached before defining statement.
15367 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15370 * tree-vect-transform.c (vectorizable_call): Call update_stmt
15371 after changing the right hand side of the assignment.
15373 2007-06-06 Eric Christopher <echristo@apple.com>
15375 * config.gcc (i?86-*-darwin*): Remove arch parameter.
15376 (x86_64-*-darwin*): Ditto.
15377 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
15378 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
15380 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15382 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
15383 coding conventions.
15384 (add_key): Likewise.
15385 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
15386 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
15388 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
15390 (add_cost_one_coalesce): Likewise.
15391 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
15392 variable names. Rename orig to orig_name for consistency.
15393 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
15394 coding conventions.
15395 (cprop_into_successor_phis): Avoid using C++ keywords as variable
15397 (record_equivalences_from_stmt): Likewise.
15398 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
15399 the coding conventions.
15400 (memory_ssa_name_same): Likewise.
15401 (dse_optimize_stmt): Likewise.
15402 (dse_record_phis): Likewise.
15403 (dse_finalize_block): Likewise.
15404 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
15405 keywords as variable names.
15406 (may_move_till): Cast according to the coding conventions.
15407 (force_move_till_expr): Avoid using C++ keywords as variable names.
15408 (force_move_till): Cast according to the coding conventions.
15409 (memref_hash): Likewise.
15410 (memref_eq): Likewise.
15411 (gather_mem_refs_stmt): Likewise.
15412 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
15413 using C++ keywords as variable names.
15414 (idx_find_step): Cast according to the coding conventions.
15415 (idx_record_use): Likewise.
15416 (find_depends): Likewise.
15417 (prepare_decl_rtl): Likewise.
15418 (mbc_entry_hash): Likewise.
15419 (mbc_entry_eq): Likewise.
15420 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
15421 (simplify_replace_tree): Avoid using C++ keywords as variable names.
15422 (idx_infer_loop_bounds): Cast according to the coding conventions.
15423 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
15424 * tree-ssa-math-opts.c (occ_new ): Likwise.
15425 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
15427 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
15429 (add_use_op): Likewise.
15430 (add_vop): Likewise.
15431 (add_vuse_op): Likewise.
15432 (add_vdef_op): Likewise.
15433 (get_expr_operands): Likewise.
15434 (push_stmt_changes): Use type safe memory macros.
15435 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
15436 keywords as variable names.
15437 (conditional_replacement): Likewise.
15438 (minmax_replacement): Likewise.
15439 (abs_replacement): Likewise.
15440 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
15441 coding conventions.
15442 (insert_fake_stores): Avoid using C++ keywords as variable names.
15443 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
15445 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
15446 (heapvar_insert): Use type safe memory macros.
15447 (new_var_info): Cast according to the coding conventions.
15448 (new_constraint): Likewise.
15449 (remove_preds_and_fake_succs): Use type safe memory macros.
15450 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
15452 (thread_single_edge): Likewise.
15453 (thread_through_loop_header): Likewise.
15455 2007-06-06 Eric Christopher <echristo@apple.com>
15457 * config/i386/i386.c (override_options): Move handling
15458 of TARGET_SUBTARGET* earlier.
15460 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
15462 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
15465 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
15467 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
15468 emited outside of basic block.
15469 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
15470 the created blocks.
15471 * rtl.h (delete_insn_chain): Declaration changed.
15472 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
15474 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
15475 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
15476 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
15477 to delete_insn_chain.
15478 (rtl_verify_flow_info_1): Verify that the insns in header and footer
15479 do not have bb field set.
15480 (rtl_verify_flow_info): Verify that insns between basic blocks do not
15482 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
15483 * cfgcleanup.c (try_optimize_cfg): Ditto.
15485 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15487 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
15488 (lambda_body_vector_new): Use type safe memory macros.
15489 (lambda_linear_expression_new): Likewise.
15490 (lambda_loopnest_new): Likewise.
15491 (lambda_lattice_new): Likewise.
15492 (replace_uses_equiv_to_x_with_y): Cast according to the coding
15493 conventions. Use type safe memory macros.
15494 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
15495 (lambda_body_vector_s): Likewise.
15496 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
15497 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
15499 2007-06-06 Richard Guenther <rguenther@suse.de>
15501 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
15502 if we need to schedule cfg_cleanup.
15503 (tree_ssa_forward_propagate_single_use_vars): Do so.
15505 2007-06-06 Ian Lance Taylor <iant@google.com>
15507 * fold-const.c (merge_ranges): If range_successor or
15508 range_predecessor fail, just return 0.
15510 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15512 PR tree-optimization/32216
15513 * tree-vectorizer.c (supportable_widening_operation): Determine
15514 signedness of FIX_TRUNC_EXPR from output operand.
15515 (supportable_narrowing_operation): Ditto.
15516 * tree-vect-generic.c (expand_vector_operations_1): Determine
15517 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
15518 from input operand.
15520 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15522 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
15523 (struct pta): ...from here. Change flags to unsigned to avoid
15524 excessive casting (as it is used as a bit mask).
15525 (override_options): Add casts according to the coding convenventions.
15526 (x86_64_elf_unique_section): Likewise.
15527 (examine_argument): Avoid using C++ keywords as variable names.
15528 (construct_container): Likewise.
15529 (legitimize_pic_address): Likewise.
15530 (get_dllimport_decl): Cast according to the coding conventions. Use
15531 type safe memory macros.
15532 (legitimize_address): Cast according to the coding conventions.
15533 (emit_i387_cw_initialization): Corrected the type of slot to enum
15535 (ix86_init_machine_status): Use type safe memory macros.
15536 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
15537 (bdesc_pcmpistr): Likewise.
15538 (bdesc_crc32): Likewise.
15539 (bdesc_sse_3arg): Likewise.
15540 (bdesc_2arg): Likewise.
15541 (bdesc_1arg): Likewise.
15542 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
15543 (ix86_expand_sse_pcmpistr): Likewise.
15544 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
15545 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
15546 int to match the langhook definition.
15547 (ix86_builtin_conversion): Change the type of code to unsigned init to
15548 match the langhook definition.
15549 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
15551 (ix86_preferred_output_reload_class): Likewise.
15552 (ix86_cannot_change_mode_class): Likewise.
15553 (ix86_memory_move_cost): Likewise.
15554 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
15555 avoid excessive casting later on.
15556 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
15558 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15560 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
15561 as flags setting insn.
15562 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
15564 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15566 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
15567 (UNSPEC_ROUND): New.
15568 ("sse4_1_round<mode>2"): New insn pattern.
15569 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
15571 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
15572 expander using SSEMODEF mode macro. Expand using
15573 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15574 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
15575 expander using SSEMODEF mode macro. Expand using
15576 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15577 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
15578 expander using SSEMODEF mode macro. Expand using
15579 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15580 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
15581 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
15582 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
15585 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
15586 Sebastian Pop <sebpop@gmail.com>
15588 * lambda.h (build_linear_expr): New.
15589 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
15590 Use build_linear_expr, call fold and force_gimple_operand.
15591 (lambda_loopnest_to_gcc_loopnest): Check that there is
15592 something to insert.
15593 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
15595 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
15597 PR preprocessor/23479
15598 * doc/extend.texi: Document the 0b-prefixed binary integer
15599 constant extension.
15601 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15603 PR tree-optimization/32215
15604 * tree-vectorizer.c (supportable_widening_operation): Return false
15605 for unsupported FIX_TRUNC_EXPR tree code.
15606 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
15608 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
15610 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
15611 register on SPE targets. Change documentation to reflect
15613 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
15614 Change FIXED_SCRATCH to 14 and document why we're keeping r14
15615 out of the register allocation pool.
15616 (rs6000_reg_live_or_pic_offset_p): New function.
15617 (rs6000_emit_prologue): Move the actual saving of LR up to free
15618 r0 for holding r11. Split saving of SPE 64-bit registers into
15619 its own case. Ensure that offsets will always be in-range for
15620 'evstdd' by using r11 as a scratch register to point at the start
15621 of the SPE save area. Save r11 if necessary, as it is the static
15623 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
15624 into its own case. Ensure that offsets will always be in-range
15625 for 'evldd' by using r11 as a scratch register to point at the
15626 start of the SPE save area. Also adjust r11 when restoring
15627 the stack pointer to compensate for pre-loading r11.
15629 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
15631 * cfg.c (init_flow): Use type safe memory macros.
15632 (alloc_block): Likewise.
15633 (unchecked_make_edge): Likewise.
15634 (dump_flow_info): Avoid using C++ keywords as variable names.
15635 (copy_original_table_clear): Cast according to the coding conventions.
15636 (copy_original_table_set): Likewise.
15637 * cfgexpand (label_rtx_for_bb): Likewise.
15638 (expand_gimple_basic_block): Likewise.
15639 * cfghooks.c (dump_bb): Likewise.
15640 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
15642 (lv_add_condition_to_bb): Likewise.
15643 * cfglayout (relink_block_chain): Cast according to the coding
15645 (fixup_reorder_chain): Likewise.
15646 (fixup_fallthru_exit_predecessor): Likewise.
15647 * cfgloop.c (glb_enum_p): Likewise.
15648 (get_exit_description): Likewise.
15649 (dump_recorded_exit): Likewise.
15650 * cfgloop.h (enum loop_estimation): Move out of struct scope...
15651 (struct loop): ... from here.
15652 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
15654 * cfgrtl.c (rtl_create_basic_block): Likewise.
15655 (rtl_split_block): Likewise.
15656 (rtl_dump_bb): Likewise.
15657 (cfg_layout_split_block): Likewise.
15658 (init_rtl_bb_info): Use typesafe memory macros.
15660 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
15661 * graphds.h: Updated all usages of edge to graph_edge.
15662 * graphds.c: Likewise.
15663 * cfgloopanal.c: Likewise.
15665 2007-06-05 Ian Lance Taylor <iant@google.com>
15667 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
15668 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
15669 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
15671 (test_for_singularity): Likewise.
15673 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15675 * config/i386/constraints.md ("Y2"): Replaced by ...
15677 * config/i386/i386.md: Likewise.
15678 * config/i386/mmx.md: Likewise.
15679 * config/i386/sse.md: Likewise.
15681 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15683 * config/i386/constraints.md ("z"): Replaced by ...
15685 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
15686 (sse4_1_blendvps): Likewise.
15687 (sse4_1_pblendvb): Likewise.
15688 (sse4_2_pcmpestr): Likewise.
15689 (sse4_2_pcmpestrm): Likewise.
15690 (sse4_2_pcmpestr_cconly): Likewise.
15691 (sse4_2_pcmpistr): Likewise.
15692 (sse4_2_pcmpistrm): Likewise.
15693 (sse4_2_pcmpistr_cconly): Likewise.
15695 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
15697 * matrix-reorg.c (transform_access_sites): Fix computation.
15698 (transform_allocation_sites): Same.
15700 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15702 * config/i386/i386.c (override_options): Use
15703 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
15705 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15707 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
15708 (nonimm_not_xmm0_operand): Ditto.
15709 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
15710 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
15711 as operand[2] predicate. Require "z" class XMM register for
15712 operand[3]. Adjust asm template.
15713 ("sse4_1_blendvpd"): Ditto.
15714 ("sse4_1_pblendvb"): Ditto.
15715 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
15716 force op2 into xmm0 register for variable blend instructions.
15718 2007-06-04 Tom Tromey <tromey@redhat.com>
15720 * c-tree.h (start_enum): Update.
15721 (build_enumerator): Likewise.
15722 * c-decl.c (enum_next_value): Removed.
15723 (enum_overflow): Likewise.
15724 (start_enum): Add c_enum_contents argument. Don't use globals.
15725 (build_enumerator): Likewise.
15726 * c-tree.h (struct c_enum_contents): New struct.
15728 2007-06-04 Tom Tromey <tromey@redhat.com>
15730 * c-common.c (c_common_get_alias_set): Fix indentation.
15732 2007-06-04 Ian Lance Taylor <iant@google.com>
15734 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
15735 to overflow, reduce overflow infinity to regular infinity.
15736 (vrp_var_may_overflow): New static function.
15737 (vrp_visit_phi_node): Check vrp_var_may_overflow.
15739 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
15741 * stor-layout.c (layout_type): Remove duplicate code.
15743 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
15746 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
15747 before build_common_builtin_nodes ().
15749 2007-06-04 Steve Ellcey <sje@cup.hp.com>
15752 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
15754 2007-06-04 Jan Hubicka <jh@suse.cz>
15756 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
15757 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
15758 instead of _stat version.
15760 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
15762 PR tree-optimization/32194
15763 * tree-predcom.c (determine_offset): Check that both references have
15766 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
15768 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
15769 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
15770 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
15771 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
15772 Add argument to iterate_fix_dominators call.
15773 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
15774 * gcse.c (hoist_code): Change domby to vector.
15775 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
15776 Add argument to iterate_fix_dominators call.
15777 * loop-doloop.c (doloop_modify): Changed recount_dominator to
15778 recompute_dominator.
15779 * lambda-code.c (perfect_nestify): Ditto.
15780 * cfgloopanal.c: Include graphds.h.
15781 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
15782 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
15783 (mark_irreducible_loops): Use graphds_scc. Remove argument from
15785 * graphds.c: New file.
15786 * graphds.h: New file.
15787 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
15788 (get_dominated_by, get_dominated_by_region): Change return type to
15790 (verify_dominators): Recompute all dominators and compare the results.
15791 (recount_dominator): Renamed to ...
15792 (recompute_dominator): ... this. Do not check that the block is
15793 dominated by entry.
15794 (iterate_fix_dominators): Reimplemented.
15795 (prune_bbs_to_update_dominators, root_of_dom_tree,
15796 determine_dominators_for_sons): New functions.
15797 * et-forest.c (et_root): New function.
15798 * et-forest.h (et_root): Declare.
15799 * Makefile.in (graphds.o): Add.
15800 (cfgloopanal.o): Add graphds.h dependency.
15801 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
15802 * basic-block.h (get_dominated_by, get_dominated_by_region,
15803 iterate_fix_dominators): Declaration changed.
15804 (recount_dominator): Renamed to ...
15805 (recompute_dominator): ... this.
15806 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
15807 (thread_through_all_blocks): Do not free dominance info.
15809 2007-06-03 Andreas Schwab <schwab@suse.de>
15811 * config/m68k/m68k.c (override_options): Don't override
15813 * config/m68k/m68k-modes.def (SF, DF): Define to use
15814 motorola_single_format and motorola_double_format, resp.
15815 * real.c (motorola_single_format): Renamed from
15816 coldfire_single_format.
15817 (motorola_double_format): Renamed from coldfire_double_format.
15818 (encode_ieee_extended): Generate a proper canonical NaN image
15819 respecting canonical_nan_lsbs_set.
15820 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
15822 * real.h: Adjust declarations.
15824 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
15827 * config/sh/sh.md (symGOT_load): Don't schedule insns when
15828 the symbol is generated with the stack protector.
15830 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
15832 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
15833 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
15835 * doc/extend.texi (interrupt): Mention m68k.
15837 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
15839 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
15840 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
15841 (ix86_expand_sse_pcmpestr): Do not check operands for
15842 "register_operand", when insn operand predicate is "register_operand".
15843 (ix86_expand_sse_pcmpistr): Ditto.
15845 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
15846 Uros Bizjak <ubizjak@gmail.com>
15848 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
15849 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
15850 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
15851 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
15852 * config/i386/constraints.md ("z"): New register constraint
15853 for members of SSE_FIRST_REG class.
15854 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
15855 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
15856 SSE_FIRST_REG class.
15857 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
15858 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
15859 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
15860 (IX86_BUILTIN_PCMPESTRM128): Likewise.
15861 (IX86_BUILTIN_PCMPESTRA128): Likewise.
15862 (IX86_BUILTIN_PCMPESTRC128): Likewise.
15863 (IX86_BUILTIN_PCMPESTRO128): Likewise.
15864 (IX86_BUILTIN_PCMPESTRS128): Likewise.
15865 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
15866 (IX86_BUILTIN_PCMPISTRI128): Likewise.
15867 (IX86_BUILTIN_PCMPISTRM128): Likewise.
15868 (IX86_BUILTIN_PCMPISTRA128): Likewise.
15869 (IX86_BUILTIN_PCMPISTRC128): Likewise.
15870 (IX86_BUILTIN_PCMPISTRO128): Likewise.
15871 (IX86_BUILTIN_PCMPISTRS128): Likewise.
15872 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
15873 (struct builtin_description): Change "flag" field to unsigned.
15874 (bdesc_pcmpestr): New builtin description table.
15875 (bdesc_pcmpistr): Likewise.
15876 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
15877 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
15878 Initialize pcmp[ei]str[im] insns for SSE4.2.
15879 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
15880 (ix86_expand_sse_pcmpistr): Likewise.
15881 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
15882 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
15883 (UNSPEC_PCMPISTR): Likewise.
15884 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
15885 (sse4_2_pcmpestri):New isns pattern.
15886 (sse4_2_pcmpestrm): Likewise.
15887 (sse4_2_pcmpestr_cconly): Likewise.
15888 (sse4_2_pcmpistr): New insn patern and splitter.
15889 (sse4_2_pcmpistri):New isns pattern.
15890 (sse4_2_pcmpistrm): Likewise.
15891 (sse4_2_pcmpistr_cconly): Likewise.
15892 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
15895 2007-06-01 David Daney <ddaney@avtrex.com>
15897 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
15898 LOADGP_ABSOLUTE and not binds_local_p.
15900 2007-06-01 Geoffrey Keating <geoffk@apple.com>
15902 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
15904 2007-06-01 Ian Lance Taylor <iant@google.com>
15906 * tree-vrp.c (compare_name_with_value): Always set
15907 used_strict_overflow if we get a result from the variable itself.
15909 2007-06-01 Ian Lance Taylor <iant@google.com>
15911 PR rtl-optimization/31455
15912 * lower-subreg.c (find_decomposable_subregs): Don't decompose
15913 subregs which have a cast between modes which are not tieable.
15915 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
15917 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
15918 breaks after return statements.
15920 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
15922 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
15923 only after no_new_pseudos.
15925 2007-05-31 Eric Christopher <echristo@apple.com>
15927 * expr.c (convert_move): Assert that we don't have a BLKmode
15929 (store_expr): Handle BLKmode moves by calling emit_block_move.
15931 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
15933 * c-typeck.c (build_indirect_ref): Include type in error message.
15934 (build_binary_op): Pass types to binary_op_error.
15935 * c-common.c (binary_op_error): Take two type arguments, print out
15937 * c-common.h (binary_op_error): Update prototype.
15939 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
15941 * config/i386/i386.c: Correct coments on -mno-sse4.
15943 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
15945 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
15946 (x86_64-*-*): Likewise.
15947 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
15948 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
15949 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
15950 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
15951 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
15952 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
15953 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
15954 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
15955 (OPTION_MASK_ISA_SSE4): Likewise.
15956 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
15957 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
15958 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
15959 (override_options): Support SSE4.2.
15960 (ix86_build_const_vector): Support SImode and DImode.
15961 (ix86_build_signbit_mask): Likewise.
15962 (ix86_expand_int_vcond): Support V2DImode.
15963 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
15964 (IX86_BUILTIN_CRC32HI): Likewise.
15965 (IX86_BUILTIN_CRC32SI): Likewise.
15966 (IX86_BUILTIN_CRC32DI): Likewise.
15967 (IX86_BUILTIN_PCMPGTQ): Likewise.
15968 (bdesc_crc32): Likewise.
15969 (bdesc_sse_3arg): Likewise.
15970 (ix86_expand_crc32): Likewise.
15971 (ix86_init_mmx_sse_builtins): Support SSE4.2.
15972 (ix86_expand_builtin): Likewise.
15973 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
15974 __SSE4_2__ for -msse4.2.
15975 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
15976 (CRC32MODE): Likewise.
15977 (crc32modesuffix): Likewise.
15978 (crc32modeconstraint): Likewise.
15979 (sse4_2_crc32<mode>): Likewise.
15980 (sse4_2_crc32di): Likewise.
15981 * config/i386/i386.opt (msse4.2): New for SSE4.2.
15983 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
15984 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
15985 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
15986 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
15987 (vcondu<mode>): Likewise.
15988 * doc/extend.texi: Document SSE4.2 built-in functions.
15989 * doc/invoke.texi: Document -msse4.2/-msse4.
15991 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
15993 PR tree-optimization/32160
15994 * tree-predcom.c (predcom_tmp_var): New function. Mark created
15995 variable as gimple reg.
15996 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
15998 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
16000 * gcc.c (main): Don't consider linker options when issuing the
16001 warning about a linker input file not being used.
16003 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16005 * tree-vrp.c (compare_names): Initialize sop.
16007 2007-05-30 Dirk Mueller <dmueller@suse.de>
16009 * cgraphunit.c (cgraph_analyze_function): Remove
16010 computation of inline parameters.
16012 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16014 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
16016 2007-05-30 Richard Sandiford <richard@codesourcery.com>
16018 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
16019 Add vx-common.h. Include vxworks.h between vx-common.h and
16021 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
16023 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
16024 (TARGET_ASM_DESTRUCTOR): Likewise.
16025 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
16026 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
16027 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16028 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
16029 (VXWORKS_ENDIAN_SPEC): Define.
16030 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
16031 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
16032 VXWORKS_* equivalents.
16033 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
16034 (ASM_FILE_START): Delete.
16035 (TARGET_VERSION): Reformat.
16036 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
16037 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
16038 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
16039 (FPBIT, DPBIT): Define.
16040 (fp-bit.c, dp-bit.c): New rules.
16041 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
16042 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
16043 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
16044 * config/arm/arm.h: Include vxworks-dummy.h.
16045 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
16046 Mark with ATTRIBUTE_UNUSED.
16047 (arm_override_options): Do not allow VxWorks RTP PIC to be used
16048 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
16049 make it incompatible with -msingle-pic-base.
16050 (arm_function_ok_for_sibcall): Return false for calls that might
16051 go through a VxWorks PIC PLT entry.
16052 (require_pic_register): New function, split out from...
16053 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
16055 (arm_load_pic_register): Handle the VxWorks RTP initialization
16056 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
16057 (arm_emit_call_insn): New function.
16058 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
16059 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
16060 (pic_offset_arm): New pattern.
16061 (call, call_value): Use arm_emit_call_insn.
16062 (call_internal, call_value_internal): New expanders.
16063 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
16064 VxWorks unless __PIC__.
16066 2007-05-30 Eric Christopher <echristo@gmail.com>
16068 * genrecog.c: Include regs.h in generated file.
16069 * genemit.c: Ditto. Fix up formatting.
16070 * config/mn10300/constraints.md: New.
16071 * config/mn10300/mn10300.md: Include.
16072 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
16073 Fix up for removed macro.
16074 * config/mn10300/predicates.md (call_address_operand): Ditto.
16075 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
16076 (CONST_OK_FOR_I): Ditto.
16077 (CONST_OK_FOR_J): Ditto.
16078 (CONST_OK_FOR_K): Ditto.
16079 (CONST_OK_FOR_L): Ditto.
16080 (CONST_OK_FOR_M): Ditto.
16081 (CONST_OK_FOR_N): Ditto.
16082 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
16086 (EXTRA_CONSTRAINT): Ditto.
16088 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16090 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
16092 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
16093 OPTION_MASK_ISA_64BIT.
16094 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
16096 2007-05-30 Richard Guenther <rguenther@suse.de>
16098 PR middle-end/32152
16099 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
16100 types for comparison.
16101 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
16102 with original typed arguments.
16103 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
16105 2007-05-30 Jakub Jelinek <jakub@redhat.com>
16107 PR tree-optimization/31769
16108 * except.c (duplicate_eh_regions): Clear prev_try if
16109 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
16111 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
16113 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
16114 * tree-ssa-sink.c (statement_sink_location): Return basic block and
16115 bsi of the location where statements should be inserted.
16116 (sink_code_in_bb): Take bsi from statement_sink_location.
16117 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
16118 instead of bsi_start.
16119 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
16121 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
16122 (bsi_move_before): Document inconsistency with bsi_move_after.
16123 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
16125 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16127 * config/i386/i386.h (TARGET_ABM): New define.
16128 (TARGET_POPCNT): Ditto.
16129 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
16130 New temporary defines to redefine from OPTION_ISA_* defines.
16131 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
16132 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
16133 (ix86_isa_flags): New extern int declaration.
16134 (TARGET_SUBTARGET_DEFAULT): New define.
16135 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
16136 (TARGET_SUBTARGET32_DEFAULT): Ditto.
16137 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
16138 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16139 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
16140 * config/i386/darwin.h: Change TARGET_64BIT define to
16143 * config/i386/i386.opt (m3dnowa): Define as undocumented option
16144 using existing "ix86_isa_flags" varible.
16145 (m32, m64): Use existing "ix86_isa_flags" variable.
16146 (mmmx, m3dnow): Ditto.
16147 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
16148 (mabm): Define as non-negative option using "x86_abm" variable.
16149 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
16151 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
16152 Rewrite feature test bitmap.
16153 (ix86_isa_flags): New initialized global int varible.
16154 (ix86_isa_flags_explicit): New static int variable.
16155 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
16156 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
16157 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
16158 target_flags_explicit.
16159 (override_options): Remove "target_enable" and "target_disable" fields
16160 from "struct ptt". Update processor_target_table accordingly. Remove
16161 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
16162 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
16163 "target_flags" and "ix86_isa_flags_explicit" instead of
16164 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
16165 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
16166 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
16167 to true when either of PTA_POPCNT or PTA_ABM is set in
16168 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
16169 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
16170 processor_alias_table flags entry. Remove handling of
16171 "target_enable" and "target_disable" fields of processor_target_table.
16172 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
16173 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
16174 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
16175 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
16176 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
16178 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
16180 2007-05-29 David Daney <ddaney@avtrex.com>
16183 * config/mips/mips.c (mips_output_mi_thunk): Emit
16184 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
16186 2007-05-29 Hui-May Chang <hm.chang@apple.com>
16187 * config/i386/i386.c (ix86_function_regparm): Added checking of
16188 ix86_force_align_arg_pointer to determine the number of
16189 register parameters.
16191 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
16193 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
16194 (SET_DR_MISALIGNMENT): New.
16195 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
16196 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
16197 Use SET_DR_MISALIGNMENT.
16198 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
16200 * tree-data-ref.c (create_data_ref, compute_all_dependences,
16201 find_loop_nest): Export.
16202 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
16203 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
16204 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
16205 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
16207 (struct mem_ref): Add field reuse_distance.
16208 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
16209 Initialize reuse_distance field.
16210 (issue_prefetch_ref): Select temporality of prefetch according to
16212 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
16213 self_reuse_distance, determine_loop_nest_reuse): New functions.
16214 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
16215 (tree_ssa_prefetch_arrays): Dump L2 cache size.
16216 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
16219 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
16221 * tree-ssa-alias.c: Add aliasing overview.
16223 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
16224 Danny Smith <dannysmith@users.sourceforge.net>
16227 * config/i386/t-crtfm: Compile crtfastmath.o with
16228 -minline-all-stringops.
16229 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
16230 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
16232 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16234 * doc/md.texi: Document constraints on HP PA-RISC.
16236 * pa/constraints.md: New file.
16237 * pa.md: Include constraints.md.
16238 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
16239 (integer_store_memory_operand, ldil_cint_p): New functions.
16240 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
16241 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16242 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
16243 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
16244 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
16246 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
16249 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
16250 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
16251 case POSTDECREMENT_EXPR>): Return the error_mark_node
16252 if either the real or imaginary parts would an
16255 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
16257 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
16258 name when we remove it from a call.
16260 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
16262 * targhooks.c (default_narrow_bitfield): Remove.
16263 * targhooks.h: Remove the prototype for
16264 default_narrow_bitfield.
16266 * langhooks-def.h: Remove the prototype for
16267 hook_get_alias_set_0.
16268 * langhooks.c (hook_get_alias_set_0): Remove.
16270 * global.c (EXECUTE_IF_CONFLICT): Remove.
16272 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16275 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
16276 return true when truth_value_p is true and the type
16279 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
16281 * doc/install.texi (Prerequisites): We no longer require Autoconf
16282 2.13 for the top-level.
16284 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
16286 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
16287 memory access via x86_expand_vector_move_misalign() only for
16288 TImode values on 32-bit targets.
16290 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
16292 * matrix-reorg.c: New file. Implement matrix flattening and
16293 transposing optimization.
16294 * tree-pass.h: Add matrix reorg pass.
16295 * common.opt: Add fipa-mreorg flag.
16296 * Makefile.in: Add matrix-reorg.c.
16297 * passes.c: Add matrix reorg pass.
16298 * varpool.c (add_new_static_var): New function.
16299 * cgraph.h (add_new_static_var): Declare.
16301 2007-05-27 Eric Christopher <echristo@apple.com>
16303 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
16304 sp_offset depending on stack size. Save r12 depending
16305 on registers we're saving later.
16306 (rs6000_emit_epilogue): Update sp_offset depending only
16309 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
16311 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
16312 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
16313 * ifcvt.c (if_convert): Ditto.
16314 * tree-ssa-threadupdate.c (thread_block): Ditto.
16315 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
16316 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
16317 verify_loop_closed_ssa): Check number_of_loops instead of
16319 * predict.c (tree_estimate_probability): Ditto.
16320 * tree-if-conv.c (main_tree_if_conversion): Ditto.
16321 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
16322 * modulo-sched.c (sms_schedule): Ditto.
16323 * tree-scalar-evolution.c (scev_const_prop): Ditto.
16324 (scev_finalize): Do not do anything if scev analysis was not
16326 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
16327 current_loops == NULL.
16328 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
16329 * loop-init.c (loop_optimizer_init): Do not free current_loops when
16330 there are no loops.
16331 (loop_optimizer_finalize): Assert that loops were analyzed.
16332 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
16333 rtl_doloop): Check number_of_loops instead of current_loops.
16334 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
16335 current_loops == NULL.
16336 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
16337 gate_tree_vectorize tree_linear_transform, check_data_deps,
16338 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
16339 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
16340 Check number_of_loops instead of current_loops.
16341 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
16342 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
16343 free loops if available.
16344 (execute_pre): Do not pass do_fre to fini_pre.
16346 2007-05-27 Tobias Burnus <burnus@net-b.de>
16348 PR middle-end/32083
16349 * real.c (mpfr_from_real): Fix sign of -Inf.
16351 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
16353 * tree-vect-transform.c (vectorizable_conversion): Initialize
16354 tree_code variables to ERROR_MARK.
16355 (vectorizable_type_demotion): Likewise.
16356 (vectorizable_type_promotion): Likewise.
16358 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16361 * config/i386/i386.md (movti): Handle push operands via
16362 ix86_expand_push().
16364 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16366 * basic-block.h: Remove the prototype for merge_seq_blocks.
16367 * cfgcleanup.c (merge_seq_blocks): Remove.
16369 * tree-flow.h: Remove the prototype for is_aliased_with.
16370 * tree-ssa-alias.c (is_aliased_with): Remove.
16372 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
16374 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
16376 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
16378 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
16379 ix86_expand_sse4_unpack if SSE4.1 is enabled.
16380 (vec_unpacks_hi_v16qi): Likewise.
16381 (vec_unpacku_lo_v16qi): Likewise.
16382 (vec_unpacks_lo_v16qi): Likewise.
16383 (vec_unpacku_hi_v8hi): Likewise.
16384 (vec_unpacks_hi_v8hi): Likewise.
16385 (vec_unpacku_lo_v8hi): Likewise.
16386 (vec_unpacks_lo_v8hi): Likewise.
16387 (vec_unpacku_hi_v4si): Likewise.
16388 (vec_unpacks_hi_v4si): Likewise.
16389 (vec_unpacku_lo_v4si): Likewise.
16390 (vec_unpacks_lo_v4si): Likewise.
16392 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16394 * c-typeck.c, config/arm/arm.c, config/darwin.c,
16395 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
16396 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
16397 follow spelling conventions in various
16398 warning/error/diagnostic messages.
16400 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
16401 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
16402 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
16403 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
16404 tree-vrp.c: Fix comment typos. Follow spelling conventions.
16405 * doc/tm.texi: Follow spelling conventions.
16407 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16410 * tree-ssa-forwprop.c
16411 (forward_propagate_addr_into_variable_array_index): Remove
16412 the lhs argument. Use the type of def_rhs instead of lhs.
16413 (forward_propagate_addr_expr_1): Update use of
16414 forward_propagate_addr_into_variable_array_index.
16416 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
16417 Nigel Stephens <nigel@mips.com>
16419 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
16420 function attributes, "far" being an alias for "long_call".
16421 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
16422 (mips_near_type_p, mips_far_type_p): New.
16423 (mips_comp_type_attributes): New function to check that attributes
16424 attached to a function type are compatible.
16425 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
16426 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
16427 to the target function of the thunk.
16428 (mips_encode_section_info): Check for "near" and "far" function
16429 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
16431 * config/mips/predicates.md (const_call_insn_operand): Test only
16432 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
16434 * doc/extend.texi (Function Attributes): Document MIPS "near" and
16437 * testsuite/gcc.target/mips/near-far-1.c: New test case.
16438 * testsuite/gcc.target/mips/near-far-2.c: New test case.
16439 * testsuite/gcc.target/mips/near-far-3.c: New test case.
16440 * testsuite/gcc.target/mips/near-far-4.c: New test case.
16442 2007-05-25 Eric Christopher <echristo@apple.com>
16444 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
16445 to x86-darwin configurations.
16446 * config/i386/t-darwin: Add softfp support.
16447 * config/i386/t-darwin64: Ditto.
16448 * config/i386/sfp-machine.h: If mach then don't use
16449 aliasing, emit a stub to call.
16451 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
16453 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
16454 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
16455 tree-predcom.c, tree-ssa-alias-warnings.c,
16456 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
16457 comment typos. Follow spelling conventions.
16458 * doc/cpp.texi, doc/invoke.texi: Fix typos.
16460 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16463 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
16464 constants into memory. Expand unaligned memory references for
16465 SSE modes via x86_expand_vector_move_misalign() function.
16467 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
16469 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
16470 "memory" attribute for "sseishft" type insn without operands[2].
16472 2007-05-25 Dirk Mueller <dmueller@suse.de>
16473 Marcus Meissner <meissner@suse.de>
16475 * doc/extend.texi (alloc_size): New attribute.
16476 * c-common.c (handle_alloc_size_attribute): New.
16477 * tree-object-size.c (alloc_object_size): Use alloc_size
16478 attribute, if available.
16480 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
16482 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
16484 (__builtin_ia32_vec_ext_v2di): Likewise.
16485 (__builtin_ia32_vec_ext_v4si): Likewise.
16486 (__builtin_ia32_vec_ext_v8hi): Likewise.
16487 (__builtin_ia32_vec_ext_v16qi): Likewise.
16488 (__builtin_ia32_vec_set_v8hi): Likewise.
16490 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
16492 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
16494 2007-05-25 Richard Sandiford <richard@codesourcery.com>
16496 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
16497 (arm_is_longcall_p): Rename to...
16498 (arm_is_long_call_p): ...this. Take a single tree argument and
16500 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
16501 (CUMULATIVE_ARGS): Remove call_cookie.
16502 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
16503 (ENCODED_LONG_CALL_ATTR_P): Delete.
16504 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
16505 LONG_CALL_FLAG_CHAR cases.
16506 (ARM_DECLARE_FUNCTION_SIZE): Delete.
16507 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
16508 ARM_DECLARE_FUNCTION_SIZE.
16509 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
16510 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
16511 (arm_encode_call_attribute, current_file_function_operand): Delete.
16512 (arm_function_in_section_p): New function.
16513 (arm_is_longcall_p): Rename to...
16514 (arm_is_long_call_p): ...this. Take the target function as a single
16515 argument and return a bool. Do not rely on call cookies. Check
16516 whether the target symbol is in the same section as the current
16517 function, not just the same compilation unit.
16518 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
16519 (arm_encode_section_info): Don't encode a call type.
16520 * config/arm/arm.md (call, call_value): Update calls to
16521 arm_is_long(_)call_p. Simplify logic.
16522 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
16523 Update calls to arm_is_long(_)call_p.
16525 2007-05-25 Richard Guenther <rguenther@suse.de>
16527 PR tree-optimization/31982
16528 * tree-ssa-forwprop.c
16529 (forward_propagate_addr_into_variable_array_index): Handle arrays
16530 with element size one.
16532 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
16534 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
16535 (umulsi3_highpart): Likewise.
16537 2007-05-24 Ian Lance Taylor <iant@google.com>
16539 PR rtl-optimization/32069
16540 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
16543 2007-05-24 Ollie Wild <aaw@google.com>
16545 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
16548 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
16550 * postreload-gcse.c (reg_changed_after_insn_p): New function.
16551 (oprs_unchanged_p): Use it to check all registers in a REG.
16552 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
16553 (reg_set_between_after_reload_p): Delete.
16554 (reg_used_between_after_reload_p): Likewise.
16555 (reg_set_or_used_since_bb_start): Likewise.
16556 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
16557 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
16558 Use reg_set_between_p instead of reg_set_between_after_reload_p.
16559 * rtlanal.c (reg_set_p): Check whether REG overlaps
16560 regs_invalidated_by_call, rather than just checking the
16561 membership of REGNO (REG).
16563 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
16565 * doc/passes.texi: Document predictive commoning.
16566 * doc/invoke.texi (-fpredictive-commoning): Document.
16567 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
16568 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
16569 adding indices to the generated name.
16570 (schedule_sm): Pass 0 to get_lsm_tmp_name.
16571 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
16572 * tree-pretty-print.c (op_symbol_1): Renamed to ...
16573 (op_symbol_code): ... and exported.
16574 (dump_omp_clause, op_symbol): Use op_symbol_code
16575 instead of op_symbol_1.
16576 * tree-pass.h (pass_predcom): Declare.
16577 * timevar.def (TV_PREDCOM): New timevar.
16578 * tree-ssa-loop.c (run_tree_predictive_commoning,
16579 gate_tree_predictive_commoning, pass_predcom): New.
16580 * tree-data-ref.c (find_data_references_in_loop): Find the
16581 references in dominance order.
16582 (canonicalize_base_object_address): Ensure that the result has
16584 (dr_analyze_innermost): Export.
16585 (create_data_ref): Code to fail for references with invariant
16587 (find_data_references_in_stmt): ... here.
16588 * tree-data-ref.h (dr_analyze_innermost): Declare.
16589 * tree-affine.c: Include tree-gimple.h and hashtab.h.
16590 (aff_combination_find_elt, name_expansion_hash,
16591 name_expansion_eq, tree_to_aff_combination_expand,
16592 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
16594 * tree-affine.h (aff_combination_constant_multiple_p,
16595 tree_to_aff_combination_expand): Declare.
16596 * tree-predcom.c: New file.
16597 * common.opt (fpredictive-commoning): New option.
16598 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
16599 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
16600 * Makefile.in (tree-predcom.o): Add.
16601 (tree-affine.o): Add TREE_GIMPLE_H dependency.
16602 * passes.c (init_optimization_passes): Add dceloop after
16603 copy propagation in loop optimizer. Add predictive commoning
16604 to loop optimizer passes.
16606 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16608 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
16611 2007-05-24 Jan Hubicka <jh@suse.cz>
16613 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
16615 (genheader): Include statistics.h.
16617 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
16619 * print-rtl.c (flag_dump_unnumbered): Update comments.
16620 (print_rtl): Fix my previous change.
16621 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
16624 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
16626 PR middle-end/32018
16627 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
16629 (thread_through_all_blocks): Call initialize_original_copy_tables
16630 and free_original_copy_tables.
16631 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
16633 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
16634 * cfghooks.c (duplicate_block): Use get_loop_copy.
16635 * cfg.c: Include cfgloop.h.
16636 (loop_copy): New hash table.
16637 (initialize_original_copy_tables): Initialize loop_copy table.
16638 (free_original_copy_tables): Free loop_copy table.
16639 (copy_original_table_clear, copy_original_table_set,
16640 set_loop_copy, get_loop_copy): New functions.
16641 (set_bb_original, set_bb_copy): Use copy_original_table_set.
16642 * cfgloop.h (struct loop): Remove copy field.
16643 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
16644 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
16646 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16648 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
16649 -msse/-msse2/-msse3.
16651 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16653 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
16654 __builtin_ia32_vec_set_v2di with MASK_64BIT.
16656 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
16659 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
16660 * targhooks.h (default_mangle_decl_assembler_name): Declare
16662 * targhooks.c (default_mangle_decl_assembler_name): Define
16664 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
16666 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
16667 * langhooks.c (lhd_set_decl_assembler_name): Call
16668 targetm.mangle_decl_assembler_name for names with global scope.
16670 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
16672 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
16673 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
16675 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
16676 New. Factored out of i386_pe_encode_section_info.
16677 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
16678 Move check for prior decoration of stdcall
16679 symbols to i386_pe_encode_section_info.
16680 (i386_pe_encode_section_info): Adjust call to
16681 gen_stdcall_or_fastcall_suffix. Use
16682 i386_pe_maybe_mangle_decl_assembler_name, if needed.
16683 (i386_pe_mangle_decl_assembler_name): New. Wrap
16684 i386_pe_maybe_mangle_decl_assembler_name.
16686 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
16688 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
16689 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
16690 * langhooks.c (get_signed_or_unsigned_type): Don't check for
16691 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
16692 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
16695 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
16696 Nigel Stephens <nigel@mips.com>
16697 Richard Sandiford <richard@codesourcery.com>
16699 Fix up MIPS16 hard float and add support for complex.
16701 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
16702 (TARGET_SOFT_FLOAT_ABI): New.
16703 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
16704 __mips_soft_float to reflect the ABI in use, not whether the
16705 FPU is directly accessible (e.g., in MIPS16 mode).
16706 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
16707 (UNITS_PER_FPVALUE): Likewise.
16709 * config/mips/mips.c (mips_expand_call): Remove redundant
16710 TARGET_MIPS16 check.
16711 (mips_arg_regno): New.
16712 (function_arg_advance): When setting bits in cum->fp_code for
16713 MIPS16, don't subtract 1 from cum->arg_number, since it is now
16715 (function_arg): Use mips_arg_regno.
16716 (mips_return_mode_in_fpr_p): New.
16717 (mips16_call_stub_mode_suffix): New.
16718 (mips16_cfun_returns_in_fpr_p): New.
16719 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
16720 (mips_output_function_prologue): Test mips16_hard_float, not
16721 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
16722 (mips_expand_epilogue): Call MIPS16 helper routines to copy
16723 return value into a floating-point register.
16724 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
16725 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
16726 (mips16_fp_args): Handle MIPS32r2 ISA which supports
16727 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
16728 word of double arguments from or to the high bits of 64-bit
16729 floating point registers.
16730 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
16731 (mips16_fpret_double): New helper function.
16732 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
16733 support for complex modes. Fill in DECL_RESULT for stubdecl.
16734 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
16736 * config/mips/mips16.S
16737 (RET, ARG1, ARG2): New.
16738 (MERGE_GPRf, MERGE_GPRt): New.
16739 (DELAYt, DELAYf): New.
16740 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
16741 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
16742 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
16743 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
16744 (SFOP): Renamed to...
16745 (OPSF3): This, and macro-ified. Updated all uses.
16746 (SFOP2): Renamed to...
16747 (OPSF2): This, and macro-ified. Updated all uses.
16748 (SFCMP): Renamed to...
16749 (CMPSF): This, and macro-ified. Updated all uses.
16750 (SFREVCMP): Renamed to...
16751 (REVCMPSF): This, and macro-ified. Updated all uses.
16752 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
16753 (LDDBL1, LDDBL2, RETDBL): Deleted.
16754 (DFOP): Renamed to...
16755 (OPDF3): This, and macro-ified. Updated all uses.
16756 (DFOP2): Renamed to...
16757 (OPDF2): This, and macro-ified. Updated all uses.
16758 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
16759 (DFCMP): Renamed to...
16760 (CMPDF): This, and macro-ified. Updated all uses.
16761 (DFREVCMP): Renamed to...
16762 (REVCMPDF): This, and macro-ified. Updated all uses.
16763 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
16764 (RET_FUNCTION): New.
16765 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
16766 (__mips16_ret_sc, __mips16_ret_dc): New.
16767 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
16768 STUB_ARGS_6, STUB_ARGS_10): New.
16769 (CALL_STUB_NO_RET): New.
16770 (__mips16_call_stub_1): Macro-ified.
16771 (__mips16_call_stub_5): Macro-ified.
16772 (__mips16_call_stub_2): Macro-ified.
16773 (__mips16_call_stub_6): Macro-ified.
16774 (__mips16_call_stub_9): Macro-ified.
16775 (__mips16_call_stub_10): Macro-ified.
16776 (CALL_STUB_RET): New.
16777 (__mips16_call_stub_sf_0): Macro-ified.
16778 (__mips16_call_stub_sf_1): Macro-ified.
16779 (__mips16_call_stub_sf_5): Macro-ified.
16780 (__mips16_call_stub_sf_2): Macro-ified.
16781 (__mips16_call_stub_sf_6): Macro-ified.
16782 (__mips16_call_stub_sf_9): Macro-ified.
16783 (__mips16_call_stub_sf_10): Macro-ified.
16784 (__mips16_call_stub_df_0): Macro-ified.
16785 (__mips16_call_stub_df_1): Macro-ified.
16786 (__mips16_call_stub_df_5): Macro-ified.
16787 (__mips16_call_stub_df_2): Macro-ified.
16788 (__mips16_call_stub_df_6): Macro-ified.
16789 (__mips16_call_stub_df_9): Macro-ified.
16790 (__mips16_call_stub_df_10): Macro-ified.
16791 (__mips16_call_stub_sc_0): New.
16792 (__mips16_call_stub_sc_1): New.
16793 (__mips16_call_stub_sc_5): New.
16794 (__mips16_call_stub_sc_2): New.
16795 (__mips16_call_stub_sc_6): New.
16796 (__mips16_call_stub_sc_9): New.
16797 (__mips16_call_stub_sc_10): New.
16798 (__mips16_call_stub_dc_0): New.
16799 (__mips16_call_stub_dc_1): New.
16800 (__mips16_call_stub_dc_5): New.
16801 (__mips16_call_stub_dc_2): New.
16802 (__mips16_call_stub_dc_6): New.
16803 (__mips16_call_stub_dc_9): New.
16804 (__mips16_call_stub_dc_10): New.
16806 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
16807 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
16808 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
16810 2007-05-23 Ian Lance Taylor <iant@google.com>
16812 * doc/invoke.texi (Invoking GCC): Document that the order of the
16815 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
16818 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
16819 * config/score/predicate.md (const_pow2, const_npow2): Remove.
16820 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
16824 * config/score/score.c (score_print_operand): Make sure that only
16825 lower bits are used.
16827 2007-05-22 Ian Lance Taylor <iant@google.com>
16829 * tree-vrp.c (avoid_overflow_infinity): New static function,
16830 broken out of set_value_range_to_value.
16831 (set_value_range_to_value): Call avoid_overflow_infinity.
16832 (extract_range_from_assert): Likewise.
16834 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
16836 PR middle-end/31095
16837 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
16838 change the type before looking for a COMPOUND_EXPR.
16840 2007-05-22 Ian Lance Taylor <iant@google.com>
16842 * lower-subreg.c (decompose_multiword_subregs): If we change an
16843 insn, call remove_retval_note on it.
16845 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
16847 * regs.h (end_hard_regno): New function.
16848 (END_HARD_REGNO, END_REGNO): New macros.
16849 (add_to_hard_reg_set): New function.
16850 (remove_from_hard_reg_set): Likewise.
16851 (in_hard_reg_set_p): Likewise.
16852 (overlaps_hard_reg_set_p): Likewise.
16853 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
16854 (note_btr_set): Use END_HARD_REGNO.
16855 * caller-save.c (setup_save_areas): Use end_hard_regno.
16856 (mark_set_regs): Use END_HARD_REGNO.
16857 (add_stored_regs): Use end_hard_regno.
16858 (mark_referenced_regs): Use add_to_hard_reg_set.
16859 * combine.c (update_table_tick): Use END_REGNO.
16860 (record_value_for_reg): Likewise.
16861 (record_dead_and_set_regs): Likewise.
16862 (get_last_value_validate): Likewise.
16863 (use_crosses_set_p): Likewise.
16864 (reg_dead_at_p_1): Likewise.
16865 (reg_dead_at_p): Likewise.
16866 (mark_used_regs_combine): Use add_to_hard_reg_set.
16867 (move_deaths): Use END_HARD_REGNO.
16868 (reg_bitfield_target_p): Use end_hard_regno.
16869 (distribute_notes): Use END_HARD_REGNO.
16870 * cse.c (mention_regs): Use END_REGNO.
16871 (insert): Use add_to_hard_reg_set.
16872 (invalidate): Use END_HARD_REGNO.
16873 (invalidate_for_call): Likewise.
16874 (exp_equiv_p): Use END_REGNO.
16875 (cse_insn): Likewise.
16876 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
16877 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
16878 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
16879 * function.c (keep_stack_depressed): Use end_hard_regno.
16880 * global.c (global_alloc): Use end_hard_regno.
16881 (global_conflicts): Use add_to_hard_reg_set instead of
16883 (find_reg): Likewise.
16884 (mark_reg_store): Likewise.
16885 (mark_reg_conflicts): Likewise.
16886 (mark_reg_death): Use remove_from_hard_reg_set.
16887 (mark_reg_live_nc): Delete.
16888 (set_preference): Use end_hard_regno.
16889 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
16890 remove_from_hard_reg_set.
16891 (post_mark_life): Use add_to_hard_reg_set.
16892 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
16893 (reg_becomes_live): Use add_to_hard_reg_set.
16894 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
16895 (peep2_find_free_register): Use add_to_hard_reg_set.
16896 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
16897 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
16898 * regrename.c (note_sets): Use add_to_hard_reg_set.
16899 (clear_dead_regs): Use remove_from_hard_reg_set.
16900 (regrename_optimize): Use add_to_hard_reg_set.
16901 (find_oldest_value_reg): Use in_hard_reg_set_p.
16902 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
16903 (hard_reg_set_here_p): Use end_hard_regno.
16904 (decompose): Likewise.
16905 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
16906 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
16907 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
16908 (mark_home_live): Use end_hard_regno.
16909 (spill_hard_reg): Likewise.
16910 (clear_reload_reg_in_use): Likewise.
16911 * reorg.c (delete_prior_computation): Use END_REGNO.
16912 * resource.c (update_live_status): Use END_HARD_REGNO.
16913 (mark_referenced_resources): Use add_to_hard_reg_set.
16914 (mark_set_resources): Likewise.
16915 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
16916 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
16917 (reg_overlap_mentioned_p): Likewise.
16918 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
16919 (covers_regno_no_parallel_p): Use END_REGNO.
16920 (find_regno_note): Likewise.
16921 (find_reg_fusage): Use END_HARD_REGNO.
16922 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
16923 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
16925 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
16927 * mode-switching.c (reg_dies): Change type of second argument to
16929 (optimize_mode_switching): Update accordingly.
16931 2007-05-22 Richard Sandiford <richard@codesourcery.com>
16933 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
16935 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
16936 (hard_reg_set_empty_p): ...these new functions.
16937 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
16938 GO_IF_HARD_REG_SUBSET.
16939 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
16940 instead of GO_IF_HARD_REG_EQUAL.
16941 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
16942 instead of GO_IF_HARD_REG_EQUAL.
16943 * global.c (find_reg): Use hard_reg_set_empty_p instead of
16944 GO_IF_HARD_REG_SUBSET.
16945 (modify_reg_pav): Use hard_reg_set_empty_p instead of
16946 GO_IF_HARD_REG_EQUAL.
16947 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
16948 of GO_IF_HARD_REG_SUBSET.
16949 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
16950 instead of GO_IF_HARD_REG_EQUAL.
16951 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
16952 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
16953 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
16954 of GO_IF_HARD_REG_SUBSET,
16955 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
16956 GO_IF_HARD_REG_SUBSET.
16957 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
16958 instead of GO_IF_HARD_REG_EQUAL.
16959 * config/sh/sh.c (push_regs, calc_live_regs): Use
16960 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
16961 (hard_regs_intersect_p): Delete.
16963 2007-05-22 Janis Johnson <janis187@us.ibm.com>
16965 * doc/sourcebuild.texi (Test Directives) Add dg-message.
16967 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
16968 Richard Henderson <rth@redhat.com>
16970 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
16972 (x86_64-*-*): Likewise.
16974 * i386/i386-modes.def (V2QI): New.
16976 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
16978 (override_options): Support SSE4.1.
16979 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
16980 (IX86_BUILTIN_BLENDPS): Likewise.
16981 (IX86_BUILTIN_BLENDVPD): Likewise.
16982 (IX86_BUILTIN_BLENDVPS): Likewise.
16983 (IX86_BUILTIN_PBLENDVB128): Likewise.
16984 (IX86_BUILTIN_PBLENDW128): Likewise.
16985 (IX86_BUILTIN_DPPD): Likewise.
16986 (IX86_BUILTIN_DPPS): Likewise.
16987 (IX86_BUILTIN_INSERTPS128): Likewise.
16988 (IX86_BUILTIN_MOVNTDQA): Likewise.
16989 (IX86_BUILTIN_MPSADBW128): Likewise.
16990 (IX86_BUILTIN_PACKUSDW128): Likewise.
16991 (IX86_BUILTIN_PCMPEQQ): Likewise.
16992 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
16993 (IX86_BUILTIN_PMAXSB128): Likewise.
16994 (IX86_BUILTIN_PMAXSD128): Likewise.
16995 (IX86_BUILTIN_PMAXUD128): Likewise.
16996 (IX86_BUILTIN_PMAXUW128): Likewise.
16997 (IX86_BUILTIN_PMINSB128): Likewise.
16998 (IX86_BUILTIN_PMINSD128): Likewise.
16999 (IX86_BUILTIN_PMINUD128): Likewise.
17000 (IX86_BUILTIN_PMINUW128): Likewise.
17001 (IX86_BUILTIN_PMOVSXBW128): Likewise.
17002 (IX86_BUILTIN_PMOVSXBD128): Likewise.
17003 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
17004 (IX86_BUILTIN_PMOVSXWD128): Likewise.
17005 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
17006 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
17007 (IX86_BUILTIN_PMOVZXBW128): Likewise.
17008 (IX86_BUILTIN_PMOVZXBD128): Likewise.
17009 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
17010 (IX86_BUILTIN_PMOVZXWD128): Likewise.
17011 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
17012 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
17013 (IX86_BUILTIN_PMULDQ128): Likewise.
17014 (IX86_BUILTIN_PMULLD128): Likewise.
17015 (IX86_BUILTIN_ROUNDPD): Likewise.
17016 (IX86_BUILTIN_ROUNDPS): Likewise.
17017 (IX86_BUILTIN_ROUNDSD): Likewise.
17018 (IX86_BUILTIN_ROUNDSS): Likewise.
17019 (IX86_BUILTIN_PTESTZ): Likewise.
17020 (IX86_BUILTIN_PTESTC): Likewise.
17021 (IX86_BUILTIN_PTESTNZC): Likewise.
17022 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
17023 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
17024 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
17025 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
17026 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
17027 (bdesc_ptest): New.
17028 (bdesc_sse_3arg): Likewise.
17029 (bdesc_2arg): Likewise.
17030 (bdesc_1arg): Likewise.
17031 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
17033 (ix86_expand_sse_4_operands_builtin): New.
17034 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
17035 smaller than 8 bits as the 2nd arg.
17036 (ix86_expand_sse_ptest): New.
17037 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
17038 (ix86_expand_vector_set): Support SSE4.1.
17039 (ix86_expand_vector_extract): Likewise.
17041 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17042 __SSE4_1__ for -msse4.1.
17044 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
17045 (UNSPEC_INSERTPS): Likewise.
17046 (UNSPEC_DP): Likewise.
17047 (UNSPEC_MOVNTDQA): Likewise.
17048 (UNSPEC_MPSADBW): Likewise.
17049 (UNSPEC_PHMINPOSUW): Likewise.
17050 (UNSPEC_PTEST): Likewise.
17051 (UNSPEC_ROUNDP): Likewise.
17052 (UNSPEC_ROUNDS): Likewise.
17054 * config/i386/i386.opt (msse4.1): New for SSE4.1.
17056 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
17057 (const_pow2_1_to_32768_operand): Likewise.
17059 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
17062 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
17064 (sse4_1_insertps): Likewise.
17065 (*sse4_1_extractps): Likewise.
17066 (sse4_1_ptest): Likewise.
17067 (sse4_1_mulv2siv2di3): Likewise.
17068 (*sse4_1_mulv4si3): Likewise.
17069 (*sse4_1_smax<mode>3): Likewise.
17070 (*sse4_1_umax<mode>3): Likewise.
17071 (*sse4_1_smin<mode>3): Likewise.
17072 (*sse4_1_umin<mode>3): Likewise.
17073 (sse4_1_eqv2di3): Likewise.
17074 (*sse4_1_pinsrb): Likewise.
17075 (*sse4_1_pinsrd): Likewise.
17076 (*sse4_1_pinsrq): Likewise.
17077 (*sse4_1_pextrb): Likewise.
17078 (*sse4_1_pextrb_memory): Likewise.
17079 (*sse4_1_pextrw_memory): Likewise.
17080 (*sse4_1_pextrq): Likewise.
17081 (sse4_1_blendpd): Likewise.
17082 (sse4_1_blendps): Likewise.
17083 (sse4_1_blendvpd): Likewise.
17084 (sse4_1_blendvps): Likewise.
17085 (sse4_1_dppd): Likewise.
17086 (sse4_1_dpps): Likewise.
17087 (sse4_1_movntdqa): Likewise.
17088 (sse4_1_mpsadbw): Likewise.
17089 (sse4_1_packusdw): Likewise.
17090 (sse4_1_pblendvb): Likewise.
17091 (sse4_1_pblendw): Likewise.
17092 (sse4_1_phminposuw): Likewise.
17093 (sse4_1_extendv8qiv8hi2): Likewise.
17094 (*sse4_1_extendv8qiv8hi2): Likewise.
17095 (sse4_1_extendv4qiv4si2): Likewise.
17096 (*sse4_1_extendv4qiv4si2): Likewise.
17097 (sse4_1_extendv2qiv2di2): Likewise.
17098 (*sse4_1_extendv2qiv2di2): Likewise.
17099 (sse4_1_extendv4hiv4si2): Likewise.
17100 (*sse4_1_extendv4hiv4si2): Likewise.
17101 (sse4_1_extendv2hiv2di2): Likewise.
17102 (*sse4_1_extendv2hiv2di2): Likewise.
17103 (sse4_1_extendv2siv2di2): Likewise.
17104 (*sse4_1_extendv2siv2di2): Likewise.
17105 (sse4_1_zero_extendv8qiv8hi2): Likewise.
17106 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
17107 (sse4_1_zero_extendv4qiv4si2): Likewise.
17108 (*sse4_1_zero_extendv4qiv4si2): Likewise.
17109 (sse4_1_zero_extendv2qiv2di2): Likewise.
17110 (*sse4_1_zero_extendv2qiv2di2): Likewise.
17111 (sse4_1_zero_extendv4hiv4si2): Likewise.
17112 (*sse4_1_zero_extendv4hiv4si2): Likewise.
17113 (sse4_1_zero_extendv2hiv2di2): Likewise.
17114 (*sse4_1_zero_extendv2hiv2di2): Likewise.
17115 (sse4_1_zero_extendv2siv2di2): Likewise.
17116 (*sse4_1_zero_extendv2siv2di2): Likewise.
17117 (sse4_1_roundpd): Likewise.
17118 (sse4_1_roundps): Likewise.
17119 (sse4_1_roundsd): Likewise.
17120 (sse4_1_roundss): Likewise.
17121 (mulv4si3): Don't expand for SSE4.1.
17122 (smax<mode>3): Likewise.
17123 (umaxv4si3): Likewise.
17124 (uminv16qi3): Likewise.
17125 (umin<mode>3): Likewise.
17126 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
17128 * doc/extend.texi: Document SSE4.1 built-in functions.
17130 * doc/invoke.texi: Document -msse4.1.
17132 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
17134 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
17135 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
17136 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
17137 (ASM_SPEC): Add asm_pcrel_spec.
17138 (EXTRA_SPECS): Add asm_pcrel_spec.
17140 2007-05-21 David Daney <ddaney@avtrex.com>
17142 * doc/install.texi (Building a cross compiler): Add requirements
17143 for Java cross compiler.
17145 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17147 PR middle-end/31995
17148 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
17149 Add loopno argument. Use evolution_function_is_invariant_rec_p
17150 instead of evolution_function_is_constant_p.
17151 Update calls to evolution_function_is_affine_multivariate_p.
17152 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
17153 Add loopno argument.
17154 * tree-scalar-evolution.c (gather_chrec_stats): Call
17155 evolution_function_is_affine_multivariate_p with a loop
17157 * tree-data-ref.c (analyze_miv_subscript): Likewise.
17158 (analyze_overlapping_iterations): Likewise.
17159 (access_functions_are_affine_or_constant_p): Likewise.
17160 (build_classic_dist_vector_1): If the access functions
17161 are equal, don't do anything.
17163 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
17164 Paolo Carlini <pcarlini@suse.de>
17165 Uros Bizjak <ubizjak@gmail.com>
17167 * c-cppbuiltin.c (c_cpp_builtins): Define
17168 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
17169 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
17170 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
17171 * doc/cpp.texi ([Standard Predefined Macros]): Document.
17173 2007-05-21 Mike Stump <mrs@apple.com>
17175 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
17177 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17179 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
17181 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
17182 implementation if __OPTIMIZE__ is not defined.
17183 (_mm_alignr_pi8): Ditto.
17184 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17185 (_mm_inserti_si64): Ditto.
17186 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17187 (_mm_slli_epi16): Ditto.
17188 (_mm_slli_epi32): Ditto.
17189 (_mm_slli_epi64): Ditto.
17190 (_mm_srai_epi16): Ditto.
17191 (_mm_srai_epi32): Ditto.
17192 (_mm_srli_si128): Ditto.
17193 (_mm_slli_si128): Ditto.
17194 (_mm_srli_epi16): Ditto.
17195 (_mm_srli_epi32): Ditto.
17196 (_mm_srli_epi64): Ditto.
17197 (_mm_extract_epi16): Ditto.
17198 (_mm_insert_epi16): Ditto.
17199 (_mm_shufflehi_epi16): Ditto.
17200 (_mm_shufflelo_epi16): Ditto.
17201 (_mm_shuffle_epi32): Ditto.
17202 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
17203 (_m_pextrw): Ditto.
17204 (_mm_insert_pi16): Ditto.
17205 (_m_pinsrw): Ditto.
17206 (_mm_shuffle_pi16): Ditto.
17207 (_m_pshufw): Ditto.
17208 (_mm_shufle_ps): Ditto.
17209 (_mm_prefetch): Ditto.
17211 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
17213 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
17214 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
17215 * real.c (encode_i370_single, decode_i370_single,
17216 encode_i370_double, decode_i370_double): Functions removed.
17217 (i370_single_format, i370_double_format): Initializations removed.
17218 (real_maxval, round_for_format, exact_real_truncate, significand_size):
17219 Consider the log2_b field to always be one.
17220 (ieee_single_format, mips_single_format, coldfire_single_format,
17221 ieee_double_format, mips_double_format, coldfire_double_format,
17222 ieee_extended_motorola_format, ieee_extended_intel_96_format,
17223 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
17224 ibm_extended_format, mips_extended_format, ieee_quad_format,
17225 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
17226 decimal_single_format, decimal_double_format, decimal_quad_format,
17227 c4x_single_format, c4x_extended_format, real_internal_format): Remove
17228 initialization of log2_b.
17229 * real.h (i370_single_format, i370_double_format): Declarations
17231 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
17232 field to always be one.
17234 2007-05-21 Andreas Schwab <schwab@suse.de>
17236 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
17237 NOTE_INSN_BASIC_BLOCK_P.
17238 (process_for_unwind_directive): Likewise.
17240 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
17242 * builtins.c (expand_builtin_setjmp_setup): Update comment.
17243 * function.h (struct function): Move va_list_gpr_size,
17244 va_list_fpr_size, function_frequency to front of bitfields. Add
17246 (current_function_calls_unwind_init): New.
17247 * except.c (expand_builtin_unwind_init): Set
17248 current_function_calls_unwind_init not
17249 current_function_has_nonlocal_label.
17250 * reload1.c (has_nonexceptional_receiver): New.
17251 (reload): Use it and current_function_calls_unwind_init to
17252 determine whether call-saved regs must be saved.
17254 2007-05-20 Jan Hubicka <jh@suse.cz>
17256 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
17257 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17258 * ddg.c (create_ddg): LIkewise.
17259 * final.c (final): Remove hunk moving line number notes around since
17260 they are no longer present at this stage.
17261 (final_scan_insn): Use NOTE_KIND instead of
17262 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17263 (output_asm_label): Likewise.
17264 * reorg.c (dbr_schedule): Likewise.
17265 * haifa-sched.c (unlink_other_notes): Likewise.
17266 * mode-switching.c (optimize_mode_switching): Likewise.
17267 * graph.c (start_bb): Likewise.
17268 * rtl.def (NOTE): Update description.
17269 * jump.c (squeeze_notes): Delete.
17270 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
17271 NOTE_INSN_BASIC_BLOCK_P when possible.
17272 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
17273 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
17274 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17275 (dwarf2out_var_location): Likewise.
17276 * cfgbuild.c (make_edges): Likewise.
17277 (find_basic_blocks_1): Likewise.
17278 * function.c (reorder_blocks_1): Likewise.
17279 (epilogue_done): Likewise.
17280 (reposition_prologue_and_epilogue_notes): Likewise.
17281 * print-rtl.c (print_rtx): Likewise; drop code for printing
17283 (print_rtl): Likewise.
17284 (print_rtl_single): Likewise.
17285 * gcse.c (insert_insn_start_bb): Likewise.
17286 * alias.c (init_alias_analysis): Likewise.
17287 * calls.c (fixup_tail_calls): Likewise.
17288 * except.c (sjlj_emit_function_enter): Likewise.
17289 * emit-rtl.c (add_insn_after): Likeiwse.
17290 (emit_label_before): Likewise.
17291 (emit_label_after): Likewise.
17292 (emit_note_before, emit_note_after, emit_note): Update
17293 parameter to be enum insn_note; do not deal with source
17295 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
17296 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
17298 (merge_blocks_move_successor_nojumps): Simplify now when
17299 we don't have BLOCK notes.
17300 (try_optimize_cfg): Likewise.
17301 * cfglayout.c (skip_insns_after_block): Likewise.
17302 (record_effective_endpoints): Likewise.
17303 (duplicate_insn_chain): Likewise.
17304 * varasm.c (output_constant_pool_1): Likewise.
17305 * sched-deps.c (sched_analyze): Likewise.
17306 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
17308 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
17309 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
17310 (SET_INSN_DELETED): Simplify.
17311 (NOTE_LINE_NUMBER): Exterminate.
17312 (NOTE_LINE_KIND): New.
17313 (NOTE_INSN_BASIC_BLOCK_P): Update.
17314 (enum insn_note): Simplify.
17315 (GET_NOTE_INSN_NAME) Simplify.
17316 (emit_note_before, emit_note_after, emit_note): Update prototype.
17317 (squeeze_notes): Remove.
17318 * sched-int.h (NOTE_NOT_BB_P): Update.
17319 * resource.c (mark_target_live_regs): Update.
17320 * sched-rgn.c (debug_dependencies): Update.
17321 * sched-vis.c (print_insn): Update.
17322 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
17323 * config/i386/i386.c (ix86_output_function_epilogue): Update.
17324 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
17325 (TARGET_ADJUST_UNROLL_MAX): Likewise.
17326 (split_branches): Update.
17327 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
17329 (sh_adjust_unroll_max): Exterminate.
17330 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
17331 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
17332 (m68hc11_reorg): Likewise.
17333 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
17334 (emit_predicate_relation_info): Update.
17335 (process_for_unwind_directive): Update.
17336 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
17337 (output_call): Update.
17338 * config/pa/pa.c (output_lbranch): Update.
17339 (output_millicode_call): Update.
17340 (output_call): Update.
17341 (pa_combine_instructions): Update.
17342 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
17343 * config/bfin/bfin.c (gen_one_bundle): Update.
17344 * cfgrtl.c (can_delete_note_p): Update.
17345 (delete_insn): Update.
17346 (rtl_merge_blocks): Update.
17347 (commit_one_edge_insertion): Update.
17348 (rtl_verify_flow_info): Update.
17349 * stmt.c (expand_case): Do not call squeeze_notes.
17351 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17358 * c.opt (Wtype-limits): New.
17359 * doc/invoke.texi (Wtype-limits): Document it.
17360 (Wextra): Enabled by -Wextra.
17361 * c-opts.c (c_common_post_options): Enabled by -Wextra.
17362 * c-common.c (shorten_compare): Warn with Wtype-limits.
17364 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17366 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
17367 inlined function, not as a macro.
17368 (_mm_alignr_pi8): Ditto.
17369 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17370 (_mm_inserti_si64): Ditto.
17371 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17372 (_mm_extract_epi16): Ditto.
17373 (_mm_insert_epi16): Ditto.
17374 (_mm_shufflehi_epi16): Ditto.
17375 (_mm_shufflelo_epi16): Ditto.
17376 (_mm_shuffle_epi32): Ditto.
17377 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
17378 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
17380 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
17382 (_m_to_float): Use C89 compatible assignment.
17384 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
17387 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
17389 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17392 * doc/invoke.texi (Wreturn-type): Complete description.
17393 (Wextra): Delete item about return-type warning.
17394 * c-decl.c: Delete redundant Wextra warning.
17396 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17399 * config/i386/pmmintrin.h: Do not include xmmintrin.h
17400 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
17401 inlined function, not as a macro.
17402 (_mm_prefetch): Ditto.
17403 (_m_pextrw): Ditto.
17404 (_mm_insert_pi16): Ditto.
17405 (_m_pinsrw): Ditto.
17406 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
17407 (_m_pshufw): Ditto. Add const to __N argument.
17408 (_mm_shufle_ps): Ditto. Add const to __mask argument.
17409 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
17410 (_mm_slli_epi32): Ditto.
17411 (_mm_srli_si128): Implement as always inlined function, not as a
17412 macro. Add __inline to function declaration.
17413 (_mm_slli_si128): Ditto.
17415 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
17417 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
17418 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
17420 (struct fenv): New structure.
17421 (FP_HANDLE_EXCEPTIONS): New define.
17422 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
17423 (_FP_DECL_EXP): New define.
17424 (FP_INIT_ROUNDMODE): New define.
17425 (FP_ROUNDMODE): New define.
17427 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17429 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
17430 (Wconversion): Update description.
17431 (Wconversion-sign): New.
17432 * c.opt (Wconversion-sign): New.
17433 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
17434 means disabled for C++. Otherwise, take the status of Wconversion.
17435 * c-common.c (conversion_warning): Warn with either Wconversion or
17437 (warnings_for_convert_and_check): Conditions are already checked by
17438 conversion_warning.
17439 (convert_and_check): Don't check warnings if the conversion failed.
17441 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
17442 Anatoly Sokolov <aesok@dol.ru>
17444 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
17445 avr_epilogue_uses) : Add declaration.
17446 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
17447 * config/avr/constraints.md (R): New constraint.
17448 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
17449 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
17450 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
17451 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
17452 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
17453 call_prologue_saves, epilogue_restores, return_from_epilogue,
17454 return_from_main_epilogue, return_from_interrupt_epilogue,
17455 return_from_naked_epilogue, prologue, epilogue): New patterns.
17456 (jump): Handle symbol reference.
17457 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
17458 avr_output_function_prologue, avr_output_function_epilogue): Remove
17460 (avr_init_machine_status, expand_prologue, expand_epilogue,
17461 avr_asm_function_end_prologue, avr_epilogue_uses,
17462 avr_asm_function_begin_epilogue): New functions.
17463 (prologue_size, epilogue_size, jump_tables_size): Remove global
17465 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
17466 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
17467 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
17468 (avr_override_options): Initialise init_machine_status.
17469 (output_movhi): Handle all stack pointer loads.
17470 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
17471 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
17472 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
17473 (EPILOGUE_USES) Redefine.
17474 (machine_function) Declare.
17476 2007-05-19 Richard Sandiford <richard@codesourcery.com>
17478 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
17479 Use a single return statement.
17481 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17483 PR middle-end/30250
17484 * builtins.c (do_mpfr_lgamma_r): New.
17485 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
17486 * tree.h (CASE_FLT_FN_REENT): New.
17488 2007-05-18 Geoffrey Keating <geoffk@apple.com>
17490 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
17491 (output_die): Use 'unsigned long' with %x.
17492 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
17493 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
17494 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
17496 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
17498 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
17503 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
17504 true if function has no argument.
17506 2007-05-18 DJ Delorie <dj@redhat.com>
17508 * config/mips/mips.c (mips_offset_within_alignment_p): New.
17509 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
17511 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
17513 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
17514 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
17515 count_trailing_zeros.
17516 (__i386__): Implement count_leading_zeros using __builtin_clz().
17517 Implement count_trailing_zeros usign __builtin_ctz().
17519 2007-05-18 Richard Sandiford <richard@codesourcery.com>
17521 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
17523 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
17525 PR middle-end/31344
17526 * expr.c (emit_move_change_mode): Change mode of push operands here.
17528 2007-05-17 Ian Lance Taylor <iant@google.com>
17530 PR tree-optimization/31953
17531 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
17532 Change all callers.
17533 (set_value_range_to_null): Call set_value_range_to_value.
17534 (extract_range_from_comparison): Likewise.
17536 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17538 * toplev.c (print_version): Output GMP/MPFR version info.
17540 * builtins.c (CASE_MATHFN_REENT): New macro.
17541 (mathfn_built_in): Use it.
17542 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
17543 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
17544 BUILT_IN_LGAMMAL_R): New.
17545 * doc/extend.texi: Document new builtins.
17547 PR middle-end/31796
17548 * builtins.c (do_mpfr_remquo): New.
17549 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
17550 (fold_builtin_3): Handle BUILT_IN_REMQUO.
17552 PR middle-end/30251
17553 * builtins.c (fold_builtin_1): Handle y0, y1.
17554 (fold_builtin_2): Handle yn.
17556 PR middle-end/30251
17557 * builtins.c (do_mpfr_bessel_n): New.
17558 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
17559 (fold_builtin_2): Handle BUILT_IN_JN.
17561 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
17564 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
17565 TYPE_PRECISION (intmax_type_node).
17567 2007-05-17 Steve Ellcey <sje@cup.hp.com>
17570 * reload.c (subst_reloads): Remove checking.
17572 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
17574 PR rtl-optimization/31691
17575 * combine.c (simplify_set): Build a new src pattern instead of
17576 substituting its operands in the COMPARE case.
17578 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
17580 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
17581 (execute_vrp): Preserve loops through jump threading.
17582 * tree-ssa-threadupdate.c (thread_single_edge,
17583 dbds_continue_enumeration_p, determine_bb_domination_status,
17584 thread_through_loop_header): New functions.
17585 (create_edge_and_update_destination_phis,
17586 create_edge_and_update_destination_phis): Set loops for the new blocks.
17587 (prune_undesirable_thread_requests): Removed.
17588 (redirect_edges): Do not pretend that redirect_edge_and_branch can
17590 (thread_block): Do not call prune_undesirable_thread_requests.
17592 (mark_threaded_blocks): Select edges to thread here.
17593 (thread_through_all_blocks): Take may_peel_loop_headers argument.
17594 Thread edges through loop headers independently.
17595 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
17596 * tree-pass.h (TODO_mark_first_instance): New.
17597 (first_pass_instance): Declare.
17598 * cfghooks.c (duplicate_block): Put the block to the original loop
17599 if copy is not specified.
17600 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
17601 jump threading. Pass may_peel_loop_headers to
17602 thread_through_all_blocks according to first_pass_instance.
17603 * cfgloop.h (create_preheader): Declare.
17604 * tree-flow.h (thread_through_all_blocks): Declaration changed.
17605 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
17606 * passes.c (first_pass_instance): New variable.
17607 (next_pass_1): Set TODO_mark_first_instance.
17608 (execute_todo): Set first_pass_instance.
17610 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
17612 PR tree-optimization/24659
17613 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
17614 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
17615 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
17616 OTI_vec_pack_ufix_trunc.
17617 (vec_unpacks_float_hi_optab): Define new macro.
17618 (vec_unpacks_float_lo_optab): Ditto.
17619 (vec_unpacku_float_hi_optab): Ditto.
17620 (vec_unpacku_float_lo_optab): Ditto.
17621 (vec_pack_sfix_trunc_optab): Ditto.
17622 (vec_pack_ufix_trunc_optab): Ditto.
17623 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
17624 and vec_pack_[s|u]fix_trunc_optab using
17625 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
17626 * tree-vectorizer.c (supportable_widening_operation): Handle
17627 FLOAT_EXPR and CONVERT_EXPR. Update comment.
17628 (supportable_narrowing_operation): New function.
17629 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
17630 * tree-vect-transform.c (vectorizable_conversion): Handle
17631 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
17632 (vect_gen_widened_results_half): Move before vectorizable_conversion.
17633 (vectorizable_type_demotion): Call supportable_narrowing_operation()
17634 to check for target support.
17635 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
17636 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
17637 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
17638 for VEC_PACK_FIX_TRUNC_EXPR.
17639 (expand_binop): Special case mode of the result for
17640 vec_pack_[u|s]fix_trunc_optab.
17641 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
17642 vec_pack_[u|s]fix_trunc_optab.
17644 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
17645 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
17646 * tree-pretty-print.c (dump_generic_node): Handle
17647 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
17648 VEC_PACK_FIX_TRUNC_EXPR.
17650 * expr.c (expand_expr_real_1): Ditto.
17651 * tree-inline.c (estimate_num_insns_1): Ditto.
17652 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17654 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
17655 (vec_unpacks_float_lo_v8hi): Ditto.
17656 (vec_unpacku_float_hi_v8hi): Ditto.
17657 (vec_unpacku_float_lo_v8hi): Ditto.
17658 (vec_unpacks_float_hi_v4si): Ditto.
17659 (vec_unpacks_float_lo_v4si): Ditto.
17660 (vec_pack_sfix_trunc_v2df): Ditto.
17662 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
17664 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
17665 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
17666 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
17667 [vec_pack_ufix_trunc]: Ditto.
17668 [vec_unpacks_float_hi]: Ditto.
17669 [vec_unpacks_float_lo]: Ditto.
17670 [vec_unpacku_float_hi]: Ditto.
17671 [vec_unpacku_float_lo]: Ditto.
17673 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
17675 * soft-fp/README: Update for new files.
17676 * soft-fp/floattisf.c: New file.
17677 * soft-fp/floattidf.c: New file.
17678 * soft-fp/floattitf.c: New file.
17679 * soft-fp/floatuntisf.c: New file.
17680 * soft-fp/floatuntidf.c: New file.
17681 * soft-fp/floatuntitf.c: New file.
17682 * soft-fp/fixsfti.c: New file.
17683 * soft-fp/fixdfti.c: New file.
17684 * soft-fp/fixtfti.c: New file.
17685 * soft-fp/fixunssfti.c: New file.
17686 * soft-fp/fixunsdfti.c: New file.
17687 * soft-fp/fixunstfti.c: New file.
17688 * soft-fp/extendxftf.c: New file.
17689 * soft-fp/trunctfxf.c: New file.
17691 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
17692 (__trunctfxf2): Ditto.
17694 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
17695 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
17696 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
17697 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
17698 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
17699 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
17701 * config/i386/t-fprules-softfp64: New file.
17702 * config/i386/sfp-machine.h: New file.
17703 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
17704 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
17705 and soft-fp/t-softfp to tmake_file.
17706 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
17707 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
17709 * config/i386/t-linux64 (softfp_wrap_start): New.
17710 (softfp_wrap_end): New.
17711 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
17712 supported for TARGET_64BIT.
17714 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
17716 * c-common.c (c_common_signed_or_unsigned_type): Emulate
17717 c_common_unsigned_type behavior.
17719 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
17721 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
17724 2007-05-16 Eric Christopher <echristo@apple.com>
17726 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
17727 saving after stack push. Set sp_offset whenever we push.
17728 (rs6000_emit_epilogue): Move altivec register restore before
17731 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17733 * configure.ac: Allow sysroots to be relocated under $prefix as
17734 well as $exec_prefix.
17735 * configure: Regenerate.
17737 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17741 2007-05-12 Richard Sandiford <richard@codesourcery.com>
17743 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
17744 (gcc_tooldir): Likewise.
17745 * configure: Regenerate.
17746 * Makefile.in (libsubdir_to_prefix): New variable, based on the
17747 old configure.ac gcc_tooldir setting.
17748 (prefix_to_exec_prefix): New variable.
17749 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
17750 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
17752 2007-05-14 Janis Johnson <janis187@us.ibm.com>
17754 * c-typeck.c (build_binary_op): Return early for error.
17756 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
17758 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
17759 struct nb_iter_bound.
17760 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
17761 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
17762 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
17763 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
17764 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
17765 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
17766 (del_scev_info): Use ggc_free.
17767 (scev_initialize): Allocate scalar_evolution_info in gc memory.
17768 * loop-init.c: Include ggc.h.
17769 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
17770 (loop_optimizer_finalize): Use ggc_free.
17771 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
17772 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
17773 pass_iv_optimize): Add TODO_ggc_collect.
17774 * function.h (struct function): Remove skip marker from
17776 * cfgloop.c: Include ggc.h.
17777 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
17779 (establish_preds): Vector superloops is gc allocated.
17780 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
17782 (flow_loops_find): Vector larray is gc allocated.
17783 (loop_exit_free): Use ggc_free.
17784 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
17785 that head of exits list is now not a part of struct loop.
17786 (record_loop_exits): Allocate exits table in gc memory.
17787 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
17788 that head of exits list is now not a part of struct loop.
17789 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
17790 struct loop_exit): Add GTY marker.
17791 (struct loop): Add GTY marker. Make superloops vector gc allocated.
17792 Add skip marker to aux field. Make head of exits list a separate
17794 (struct loops): Add GTY marker. Make larray vector gc allocated.
17795 Add param marker to exits table.
17796 (get_loops): Type changed.
17797 * Makefile.in (tree-scalar-evolution.o): Add
17798 gt-tree-scalar-evolution.h dependency.
17799 (cfgloop.o, loop-init.o): Add ggc.h dependency.
17800 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
17801 * basic-block.h (struct basic_block_def): Remove skip marker from
17804 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
17806 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
17807 of 0 in the call to expand_expr().
17808 (expand_builtin_mathfn_3): Ditto.
17809 (expand_builtin_interclass_mathfn): Ditto.
17810 (expand_builtin_cexpi): Ditto.
17811 (expand_builtin_int_roundingfn): Ditto.
17812 (expand_builtin_int_roundingfn_2): Ditto.
17813 (expand_builtin_pow): Ditto.
17814 (expand_builtin_powi): Ditto.
17815 (expand_builtin_bswap): Ditto.
17816 (expand_builtin_unop): Ditto.
17817 (expand_builtin_fabs): Ditto.
17818 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
17819 the call to expand_expr().
17820 (expand_builtin_sync_operation): Ditto.
17821 (expand_builtin_compare_and_swap): Ditto.
17822 (expand_builtin_lock_test_and_set): Ditto.
17823 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
17824 instead of 0 in the call to expand_expr().
17825 (expand_builtin_extract_return_addr): Ditto.
17826 (expand_builtin_eh_return): Ditto.
17827 (expand_eh_return): Ditto.
17828 * explow.c (expr_size): Ditto.
17829 * expr.c (optimize_bitfield_assignment_op): Ditto.
17830 (expand_assignement): Ditto.
17831 (store_expr): Ditto.
17832 (store_field): Ditto.
17833 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
17834 the call to expand_expr().
17835 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
17836 in the call to expand_expr().
17837 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
17838 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
17839 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
17841 * optabs.c (expand_vec_shift_expr): Ditto.
17842 (expand_vec_cond_expr): Ditto.
17843 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
17844 call to expand_expr().
17845 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
17846 in the call to expand_expr().
17848 2007-05-14 Dave Korn <dave.korn@artimi.com>
17850 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
17852 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
17854 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
17855 instead of c_common_unsigned_type.
17856 (c_common_unsigned_type): Remove.
17857 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
17858 c_common_unsigned_type.
17859 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
17860 c_common_unsigned_type.
17861 * c-common.h (c_common_unsigned_type): Remove.
17862 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
17863 c_common_unsigned_type.
17864 * c-format.c (check_format_types): Use unsigned_type_for instead of
17865 c_common_unsigned_type.
17866 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
17867 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
17868 of c_common_unsigned_type.
17869 * convert.c (convert_to_integer): Use unsigned_type_for instead of
17870 lang_hooks.types.unsigned_type.
17871 * expmed.c (make_tree): Use unsigned_type_for instead of
17872 lang_hooks.types.unsigned_type.
17873 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
17874 lang_hooks.types.unsigned_type.
17875 (build_range_check): Likewise.
17876 (fold_unary): Likewise.
17877 (fold_binary): Likewise.
17878 (fold_ternary): Likewise.
17879 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
17880 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
17881 * tree.c (get_unsigned_type): New.
17882 (unsigned_type_for): Use get_unsigned_type instead of
17883 lang_hooks.types.unsigned_type.
17885 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
17887 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
17888 to m68k_get_function_kind. Update its prototype.
17889 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
17891 (m68k_interrupt_function_p): Return enum m68k_function_type
17892 instead of bool. Rename to m68k_get_function_kind.
17893 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
17894 target is not fido.
17895 (m68k_compute_frame_layout): Don't mark any register for save
17896 if an interrupt_thread attribute is specified.
17897 (m68k_hard_regno_rename_ok): Update a use of
17898 m68k_interrupt_function_p.
17899 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
17900 m68k_interrupt_function_p.
17901 (m68k_function_type): New.
17902 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
17903 for a function with an interrupt_thread attribute.
17904 * doc/extend.texi: Document the interrupt_thread attribute.
17906 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
17908 Fix PR tree-optimization/31911
17909 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
17910 if they didn't change the expression.
17912 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
17914 * tree-scalar-evolution.c (resolve_mixers): Exported.
17915 * tree-scalar-evolution.h (resolve_mixers): Declare.
17916 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
17917 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
17918 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
17919 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
17920 init_array_ref, init_pointer_ref, analyze_indirect_ref,
17921 strip_conversion, analyze_offset_expr, address_analysis,
17922 object_analysis, analyze_offset): Removed.
17923 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
17924 split_constant_offset, canonicalize_base_object_address,
17925 object_address_invariant_in_loop_p, disjoint_objects_p,
17926 dr_may_alias_p, dr_address_invariant_p): New functions.
17927 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
17928 and dr_analyze_alias.
17929 (initialize_data_dependence_relation): Use dr_may_alias_p
17930 and object_address_invariant_in_loop_p.
17931 (compute_self_dependence): Handle the case when
17932 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
17933 (find_data_references_in_stmt): Restrict the analysis of data
17934 references to the given loop nest.
17935 (find_data_references_in_loop): Made static. Pass loop nest to
17936 find_data_references_in_stmt.
17937 (compute_data_dependences_for_loop): Use DR_VOPS.
17938 (free_data_ref): Free DR_VOPS.
17939 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
17940 (struct innermost_loop_behavior): ... new.
17941 (struct base_object_info): Replaced by ...
17942 (struct indices): ... new.
17943 (struct dr_alias): New.
17944 (enum data_ref_type): Removed.
17945 (struct data_reference): Consist of struct innermost_loop_behavior,
17946 struct indices and struct dr_alias.
17947 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
17948 (DR_MEMTAG): Renamed to ...
17949 (DR_SYMBOL_TAG): ... this.
17950 (find_data_references_in_loop): Declaration removed.
17951 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
17952 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
17953 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
17954 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
17956 2007-05-13 Revital Eres <eres@il.ibm.com>
17958 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
17959 which walks virtual def-use chains to find redundant stores.
17960 (dse_optimize_stmt): Call it.
17962 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
17964 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
17965 * passes.c (init_optimization_passes): Move pass_jump_bypass
17968 * basic-block.h (bb_has_eh_pred): Fix style issue.
17970 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
17972 PR rtl-optimization/31848
17973 * loop-invariant.c (move_invariant_reg): If we move an insn
17974 with a REG_EQUAL note, and that insn is not always executed,
17975 remove the REG_EQUAL note.
17977 2007-05-12 Richard Guenther <rguenther@suse.de>
17979 PR tree-optimization/31797
17980 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
17981 propagate into a stmt that has volatile ops.
17983 2007-05-12 Richard Sandiford <richard@codesourcery.com>
17985 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
17986 (gcc_tooldir): Likewise.
17987 * configure: Regenerate.
17988 * Makefile.in (libsubdir_to_prefix): New variable, based on the
17989 old configure.ac gcc_tooldir setting.
17990 (prefix_to_exec_prefix): New variable.
17991 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
17992 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
17994 2007-05-11 Silvius Rus <rus@google.com>
17996 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
17997 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
17998 * c-common.h (strict_aliasing_warning): Change return type.
17999 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
18000 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
18001 (build_c_cast): Condition call to strict_aliasing_warning.
18002 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
18003 * flags.h (set_Wstrict_aliasing): Declare.
18004 * opts.c (set_Wstrict_alising): Define, add call to.
18005 * tree-flow.h (strict_aliasing_warning_backend): Declare.
18006 * tree-ssa-alias-warnings.c: New file.
18007 * tree-ssa-alias.c (compute_may_aliases): Add call to
18008 strict_aliasing_warning_backend.
18010 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
18012 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18013 Use loop_depth and loop_outer accessor functions.
18014 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
18015 determine_invariantness_stmt, move_computations_stmt): Ditto.
18016 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
18017 add_loop, loopify, unloop, fix_loop_structure): Ditto.
18018 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
18019 * tree-scalar-evolution.c (interpret_loop_phi,
18020 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
18021 instantiate_parameters_1, scev_const_prop): Ditto.
18022 * cfghooks.c (make_forwarder_block): Ditto.
18023 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
18024 * modulo-sched.c (loop_canon_p): Ditto.
18025 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
18026 slpeel_can_duplicate_loop_p): Ditto.
18027 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
18028 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18029 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
18030 cancel_loop, verify_loop_structure): Ditto.
18031 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
18032 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
18033 superloops vector instead of "pred" array.
18034 (establish_preds): Take father loop as an argument. Initialize the
18036 (flow_loop_tree_node_add): Pass father loop to establish_preds.
18037 Do not initialize loop->outer.
18038 (flow_loop_tree_node_remove): Truncate the superloops vector.
18039 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
18040 "pred" merged to "superloops" vector.
18041 (loop_depth, loop_outer): New.
18042 (fel_init): Use loop_outer.
18044 2007-05-11 Jan Hubicka <jh@suse.cz>
18046 * cgraphunit.c: Include gt-cgraphunit.h
18047 (static_ctors, static_dtors): New static vars.
18048 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
18049 based on implementation in c-common.c
18050 (cgraph_finalize_function): Call record_cdtor_fn.
18051 (cgraph_optimize): Call cgraph_build_cdtor_fns.
18052 * decl.c (finish_function): Do not call c_record_cdtor_fn.
18053 (c_write_global_declarations): Do not call c_build_cdtor_fns.
18054 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
18055 build_cdtor, c_build_cdtor_fns): Remove.
18056 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
18057 c_build_cdtor_fns): Remove prototype.
18059 2007-05-11 Paolo Carlini <pcarlini@suse.de>
18062 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
18063 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
18064 * builtins.c (fold_builtin_memchr): New.
18065 (expand_builtin_memchr): Call the latter.
18066 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
18067 * doc/extend.texi ([Other built-in functions provided by GCC]):
18070 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
18072 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
18073 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
18074 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
18075 PFPO_OP1_TYPE_SHIFT): Constants added.
18076 (DFP_ALL): Mode macro defined.
18077 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
18078 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
18079 Insn definitions added.
18080 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
18081 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
18084 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
18086 PR tree-optimization/31885
18087 * tree-chrec.c (chrec_contains_undetermined): Do not consider
18088 NULL_TREE to be undetermined.
18089 (automatically_generated_chrec_p): Return false for NULL.
18091 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18093 * config/bfin/bfin.h (MOVE_RATIO): Define.
18095 2007-05-10 Richard Sandiford <richard@codesourcery.com>
18097 * config.gcc (sparc-wrs-vxworks): New target.
18098 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
18099 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
18100 * config/sparc/sparc.h: Include vxworks-dummy.h.
18101 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
18102 include LABEL_REFs too.
18103 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
18104 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
18106 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
18108 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
18109 (sparc_emit_call_insn): New function.
18110 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
18111 functions when generating VxWorks PIC.
18112 * config/sparc/sparc.md (vxworks_load_got): New pattern.
18113 (call, call_value): Use sparc_emit_call_insn instead of
18116 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18118 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
18120 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18122 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
18123 for floating-point values if HOST_BITS_PER_LONG > 32. Use
18124 split_double instead of operand_subword.
18126 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18128 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
18129 * config/bfin/bfin.c (bfin_local_alignment): New function.
18130 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
18132 2007-05-08 Chao-ying Fu <fu@mips.com>
18134 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
18135 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
18136 (smsub_widen_optab, umsub_widen_optab): Define.
18137 * optabs.c (init_optabs): Initialize smsub_widen_optab and
18139 * genopinit.c (optabs): Fill in smsub_widen_optab and
18141 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
18142 and umsub_widen_optab to implement multiply-subtract sequences.
18143 * config/mips/mips.md (*msac<u>_di): Rename to...
18144 (<u>msubsidi4): ...this. Extend condition to include
18145 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
18146 of operand 0 to "ka" and use the three-operand form of msub<u>
18148 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
18151 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18153 PR rtl-optimization/28011
18154 * reload.c (push_reload): Set dont_share if IN appears in OUT
18155 also when IN is a PLUS rtx.
18156 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
18159 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
18161 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
18162 call unshare_all_decls.
18163 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
18164 (unshare_all_decls): Remove.
18166 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
18169 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
18172 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
18173 Nigel Stephens <nigel@mips.com>
18175 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
18176 Update comments and all uses.
18177 (MIN_FPRS_PER_FMT): Define.
18178 * config/mips/mips.c (function_arg): Fix to correctly handle
18179 the -mips32r2 -mfp64 -mabi=32 case.
18180 (override_options): Enable use of odd-numbered registers for
18181 SFmode values on MIPS32.
18182 (mips_save_reg_p): Save whole floating-point register pair if
18183 either half is used.
18184 (compute_frame_size): Fix comment.
18186 2007-05-08 Jie Zhang <jie.zhang@analog.com>
18188 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
18189 argument of type bool.
18190 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
18191 argument. Safely select temporary P register according to it.
18192 (do_link): Change call site of add_to_reg accordingly.
18193 (do_unlink): Add epilogue_p as a fourth argument and pass it
18195 (expand_interrupt_handler_epilogue): Change call of do_unlink
18197 (bfin_expand_prologue): Add a third argument sibcall_p.
18198 * config/bfin/bfin.md (epilogue): Change call of
18199 bfin_expand_epilogue accordingly.
18200 (sibcall_epilogue): Likewise.
18201 (eh_return_internal): Likewise.
18203 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
18204 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
18205 * config/bfin/bfin.c (bfin_handle_option): Handle
18206 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
18207 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
18208 Support bf534, bf536 and bf561.
18209 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
18211 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
18214 * config/i386/i386.c (ix86_function_regparm): Process local
18215 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
18217 2007-05-07 Mike Stump <mrs@apple.com>
18219 * doc/invoke.texi (Warning Options): Document that -Wempty-body
18220 also checks for and while statements in C++.
18222 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
18224 * gcc.c (at_file_supplied): New variable.
18225 (main): Set it if we expanded argv.
18226 (do_spec_1): Pass an @-file to the linker if we were called with
18227 an @-file argument and HAVE_GNU_LD.
18228 * collect2.c (at_file_supplied): New variable.
18229 (response_file): New variable.
18230 (collect_exit): Unlink response_file if necessary.
18231 (handler): Likewise.
18232 (do_wait): Likewise.
18233 (main): Set at_file_supplied if we expanded argv.
18234 (collect_execute): Pass an @-file to subprocesses if we were called
18235 with an @-file argument.
18236 * configure.ac: Add define for HAVE_GNU_LD.
18237 * configure: Regenerate.
18238 * config.in: Regenerate.
18240 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
18242 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
18243 operand to HI mode.
18248 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
18250 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18251 (TARGET_ENCODE_SECTION_INFO): Re-define.
18252 (m32c_encode_section_info): New
18253 (function_vector_handler): New
18254 (current_function_special_page_vector): New
18255 (m32c_special_page_vector_p): New.
18256 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
18258 * config/m32c/jump.md: Added instruction JSRS for functions
18259 with attribute "function_vector".
18260 * doc/extend.texi (function_vector): Added description
18261 for M16C, M32C targets.
18263 2007-05-07 DJ Delorie <dj@redhat.com>
18266 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
18267 ashrpsi3, lshrpsi3): Update shift count constraint.
18269 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
18270 Nathan Froyd <froydnj@codesourcery.com>
18273 * c-incpath.c (add_path): Strip trailing path separators.
18275 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
18277 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
18278 Free dominance info before purging EH edges.
18279 (eliminate_degenerate_phis): Likewise.
18280 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
18282 2007-05-07 Jan Hubicka <jh@suse.cz>
18284 * gimplify.c (gimplify_expr): Do not crash when folding
18285 (void *)(int)&a + 4.
18287 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18290 * c-opts.c (lang_fortran): Make it non static.
18291 * c-common.h (lang_fortran): New prototype.
18292 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
18293 -lang-fortran option was passed by the driver.
18295 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
18297 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
18298 of ASSERT_CHECKING. Tweak message.
18300 2007-05-06 Revital Eres <eres@il.ibm.com>
18303 * loop-unroll.c (insert_var_expansion_initialization):
18304 Initialize the expansions with -zero instead of +zero.
18306 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
18308 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
18309 into pic and non-pic versions. Mark r19 as used for
18310 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
18311 for tgd_load, tld_load and tie_load .
18312 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
18313 version of tgd_load, tld_load and tie_load depending on the
18316 2007-05-04 Ulrich Drepper <drepper@redhat.com>
18317 Jakub Jelinek <jakub@redhat.com>
18319 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
18320 (__do_global_dtors_aux): Use more paranoid loop to run
18321 destructors if HIDDEN_DTOR_LIST_END.
18322 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
18324 2007-05-04 Jakub Jelinek <jakub@redhat.com>
18326 * varasm.c (align_variable): Don't increase alignment for
18327 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
18328 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
18330 2007-05-04 Josh Conner <jconner@apple.com>
18332 * basic-block.h (cdi_direction): Assign values to all enumeration
18334 (dom_computed): Remove.
18335 (dom_info_state): New.
18336 (set_dom_info_availability): New.
18337 * tree-ssa-loop-im.c (determine_invariantness): Initialize
18338 walk_data.dom_direction.
18339 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
18340 instead of dom_computed[].
18341 (split_edge): Likewise.
18342 (create_basic_block): Likewise.
18343 (merge_blocks): Likewise.
18344 * ifcvt.c (find_if_header): Likewise.
18345 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
18346 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
18347 * tree-ssa.c (verify_ssa): Likewise.
18348 * tree-cfg.c (tree_verify_flow_info): Likewise.
18349 (remove_edge_and_dominated_blocks): Likewise.
18350 * dominance.c (dom_computed): Make static.
18351 (calc_dfs_tree_nonrec): Change third param to a bool.
18352 (calc_dfs_tree): Change second param to a bool.
18353 (calc_idioms): Change second param to a bool. Use
18354 dom_convert_dir_to_idx.
18355 (init_dom_info): Validate dir before using.
18356 (dom_convert_dir_to_idx): New.
18357 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
18358 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
18359 (free_dominance_info): Use dom_convert_dir_to_idx.
18360 (get_immediate_dominator): Likewise.
18361 (set_immediate_dominator): Likewise.
18362 (get_dominated_by): Likewise.
18363 (redirect_immediate_dominators): Likewise.
18364 (nearest_common_denominator): Likewise.
18365 (dominated_by_p): Likewise.
18366 (bb_dom_dfs_in): Likewise.
18367 (bb_dom_dfs_out): Likewise.
18368 (recount_dominator): Likewise.
18369 (iterate_fix_dominators): Likewise.
18370 (add_to_dominance_info): Likewise.
18371 (delete_from_dominance_info): Likewise.
18372 (first_dom_son): Likewise.
18373 (next_dom_son): Likewise.
18374 (dom_info_available_p): Likewise.
18375 (dom_info_state): New.
18376 (set_dom_info_availability): New.
18378 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18380 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
18382 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
18384 2007-05-04 Bob Wilson <bob.wilson@acm.org>
18386 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
18387 (subdi3, subdi_carry): Delete.
18389 2007-05-04 Jan Hubicka <jh@suse.cz>
18390 Richard Guenther <rguenther@suse.de>
18392 * opts.c (decode_options): Do not fiddle with inlining
18393 parameters in case of optimizing for size.
18394 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
18395 for size do nothing.
18396 (cgraph_decide_inlining_of_small_function): When optimizing for
18397 size never inline functions increasing caller size.
18398 (cgraph_early_inlining): Inline for size when optimizing for size.
18400 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
18402 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
18403 logical operations piecewise.
18404 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
18405 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
18406 subdi_sesidi_di): Delete.
18407 (add_with_carry): Produce carry in CC instead of a DREG to shorten
18408 the generated sequence. Allow three-reg add in constraints. Rewrite
18409 the rtl expression for carry to avoid zero_extend of a constant.
18410 (sub_with_carry): New pattern.
18411 (adddi3, subdi3): Change into define_expand. For subtract, generate a
18412 different sequence not involving jumps.
18413 (notbi): Now a named pattern.
18415 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
18417 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
18418 Add the note about a significant loss of accuracy of some
18419 mathematical routines when these options are used.
18421 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18423 * haifa-sched.c (rtx_vec_t): New typedef.
18424 (contributes_to_priority_p): Extract piece of priority () into new
18426 (priority): Use the function. Add assertion.
18427 (rank_for_schedule, set_priorities): Add assertion to check that
18428 insn's priority is initialized.
18429 (clear_priorities, calc_priorities): Change signature. Make it update
18430 all relevant insns. Update all callers ('add_to_speculative_block ()'
18431 and 'create_block_check_twin ()').
18432 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
18433 Add new field 'priority_status'.
18434 (INSN_PRIORITY_STATUS): New macro.
18435 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
18437 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18439 * sched-ebb.c (debug_ebb_dependencies): New static function.
18440 (init_ready_list): Use it.
18442 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
18443 with changed signature and 'debug_rgn_dependencies ()'.
18444 (debug_rgn_dependencies): New static function.
18445 (init_ready_list): Use it.
18447 * sched-int.h (debug_dependencies): Declare.
18449 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18451 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
18453 2007-05-04 Dirk Mueller <dmueller@suse.de>
18455 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
18457 2007-05-03 Jan Hubicka <jh@suse.cz>
18459 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
18460 ((T1)X op (T1)Y), for pointer type in more cases than before.
18462 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
18464 * tree-object-size.c (plus_expr_object_size): When operand size is
18465 unknown, return unknown.
18467 2007-05-03 Dirk Mueller <dmueller@suse.de>
18469 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
18471 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
18474 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
18476 2007-05-03 Janis Johnson <janis187@us.ibm.com>
18478 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
18480 2007-05-03 Joseph Myers <joseph@codesourcery.com>
18482 * config/soft-fp/double.h, config/soft-fp/extended.h,
18483 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
18484 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
18485 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
18486 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
18489 2007-05-03 Ian Lance Taylor <iant@google.com>
18491 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
18492 MASK_PPC_GFXOPT for 8540 or 8548.
18494 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
18496 * tree-vect-transform.c (vect_update_inits_of_drs): Use
18497 vect_print_dump_info() to output debug information.
18499 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
18502 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
18503 operands of size 2 when operand is not MEM_P.
18505 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
18507 PR tree-optimization/30565
18508 * lambda-code.c (perfect_nestify): Fix updating of dominators.
18510 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
18512 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
18513 (umulsi3_highpart): Use them.
18514 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
18515 for final accumulator to D regisster tranfser.
18517 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
18519 PR tree-optimization/31699
18520 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
18522 (vect_enhance_data_refs_alignment): Compute peel amount using
18523 TYPE_VECTOR_SUBPARTS instead of vf.
18524 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
18526 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
18529 * system.h: Remove inclusion of double-int.h
18530 * tree.h: Include double-int.h
18531 * gengtype.c: Likewise
18532 * cfgloop.h: Likewise
18533 * Makefile.in: Adjust dependencies on double-int.h
18535 2007-05-02 Eric Christopher <echristo@apple.com>
18537 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
18538 -shared to -Zdynamiclib.
18540 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
18543 * c-common.c (strip_pointer_or_array_types): New function.
18544 * c-common.h (strip_pointer_or_array_types): New function declaration.
18546 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
18548 PR tree-optimization/31771
18549 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
18551 2007-05-02 Paul Brook <paul@codesourcery.com>
18553 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
18555 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
18557 PR middle-end/29715
18558 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
18561 2007-05-02 Nick Clifton <nickc@redhat.com>
18563 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
18565 2007-05-02 Richard Guenther <rguenther@suse.de>
18567 PR tree-optimization/31146
18568 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
18569 argument, single_use_p. If we have a single use that is
18570 a conversion to the definition rhs type, propagate that rhs.
18571 (forward_propagate_addr_expr): Pass single_use_p argument
18572 to forward_propagate_addr_expr_1.
18574 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
18576 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
18579 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18581 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
18582 'AMD Family 10 core'.
18584 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18586 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
18587 and athlon64-sse3 as improved versions of k8, opteron and athlon64
18588 with SSE3 instruction set support.
18589 * doc/invoke.texi: Likewise.
18591 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18593 * config/i386/i386.c (override_options): Tuning 32-byte loop
18594 alignment for amdfam10 architecture. Increasing the max loop
18595 alignment to 24 bytes.
18597 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
18599 * config/m68k/constraints.md: New.
18600 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
18601 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
18602 EXTRA_CONSTRAINT): Remove.
18603 * config/m68k/m68k.md: Include constraints.md.
18604 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
18606 2007-05-01 Ian Lance Taylor <iant@google.com>
18608 PR tree-optimization/31739
18609 * tree-vrp.c (vrp_val_is_max): New static function.
18610 (vrp_val_is_min): New static function.
18611 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
18613 (set_value_range): Use vrp_val_is_{max,min}.
18614 (extract_range_from_assert): Likewise.
18615 (extract_range_from_binary_expr): Likewise.
18616 (extract_range_from_unary_expr): Likewise.
18617 (dump_value_range, vrp_meet): Likewise.
18618 (vrp_visit_phi_node): Likewise.
18619 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
18621 2007-05-01 Mark Mitchell <mark@codesourcery.com>
18623 * config/i386/gmon-sol2.c (size_t): New type.
18624 (intptr_t): Likewise.
18625 (s_textsize): Declare as size_t.
18627 (monstartup): Use size_t for sizes.
18628 (_mcount): Save and restore registers.
18629 (internal_mcount): Pass 0 as the first argument to monstartup
18631 (moncontrol): Convert pointer to appropriately sized integer
18632 before passing to profil.
18634 2007-05-01 Joseph Myers <joseph@codesourcery.com>
18636 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
18637 __NO_FPRS__, not just if _SOFT_DOUBLE.
18638 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
18639 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
18640 also for E500 double.
18641 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
18642 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
18645 2007-05-01 Richard Guenther <rguenther@suse.de>
18647 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
18650 2007-05-01 Joseph Myers <joseph@codesourcery.com>
18652 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
18654 2007-05-01 Jan Hubicka <jh@suse.cz>
18656 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
18659 2007-05-01 Jan Hubicka <jh@suse.cz>
18661 * tree.h (maybe_fold_offset_to_component_ref): Remove.
18662 (maybe_fold_offset_to_reference): Declare.
18663 * fold-const.c (fold_unary): Do not fold
18664 (type *)&A into &A->field_of_type_and_offset_0
18665 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
18666 size is unknown, give up.
18667 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
18669 (maybe_fold_offset_to_reference): New.
18670 (maybe_fold_stmt_indirect): Use it.
18671 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
18672 * gimplify.c (gimplify_conversion): Canonicalize conversions to
18674 (gimplify_expr): Likewise for plus_expr.
18676 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
18678 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
18679 bsi_after_labels. Always insert statements before bsi.
18680 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
18681 * predict.c (apply_return_prediction): Check for empty blocks.
18682 * cfgexpand.c (lab_rtx_for_bb): New variable.
18683 (label_rtx_for_bb): Do not create new tree labels.
18684 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
18685 (tree_expand_cfg): Initialize lab_rtx_for_bb.
18686 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
18688 (label_for_bb): Add field used.
18689 (update_eh_label, main_block_label): Mark the label used.
18690 (cleanup_dead_labels): Remove unused labels.
18692 2007-05-01 Richard Guenther <rguenther@suse.de>
18694 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
18695 if it is not about to be set.
18696 (get_value_range): Do not pre-allocate equiv bitmap.
18697 (update_value_range): No need to clear equiv field.
18698 (add_equivalence): Change prototype to get bitmap pointer.
18699 Allocate bitmap here if it is not already.
18700 (extract_range_from_assert): Do not allocate bitmap here.
18701 Update callers to add_equivalence.
18702 (extract_range_from_ssa_name): Likewise.
18703 (get_vr_for_comparison): New static helper.
18704 (compare_name_with_value): Handle NULL equiv bitmap by
18705 peeling the first iteration of the comparison loop.
18706 Use get_vr_for_comparison.
18707 (compare_names): Handle NULL equiv bitmaps by using fake
18708 ones. Use get_vr_for_comparison.
18710 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
18712 * double-int.c (mpz_set_double_int): Moved from
18713 tree-ssa-loop-niter.c.
18714 (mpz_get_double_int): Likewise; also, add option to wrap
18715 out-of-range integers.
18716 * double-int.h: New prototypes for above.
18717 * tree.c (get_static_type_bounds): Moved from
18718 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
18719 TYPE_MAX_VALUE if they exist..
18720 * tree.h: New prototype for above.
18721 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
18722 get_type_bounds calls.
18723 (mpz_set_double_int): Move to double-int.c.
18724 (get_type_bounds): Move to tree.c, rename to
18725 get_static_type_bounds.
18726 (mpz_to_double_int): Move to double-int.c, rename to
18727 mpz_get_double_int.
18729 2007-04-30 Bob Wilson <bob.wilson@acm.org>
18731 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
18732 DIV0 exception can fall through to a normal return.
18734 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
18736 PR middle-end/22156
18737 Temporarily revert:
18738 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18739 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18740 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18741 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18742 initialize align to silence bogus warning.
18743 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18744 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18746 (struct sra_walk_fns): Remove use_all parameter from use.
18747 (sra_hash_tree): Handle BIT_FIELD_REFs.
18748 (sra_elt_hash): Don't hash bitfld blocks.
18749 (sra_elt_eq): Skip them in parent compares as well. Handle
18751 (sra_walk_expr): Don't maintain or pass down use_all_p.
18752 (scan_use): Remove use_all parameter.
18753 (scalarize_use): Likewise. Re-expand assignment to
18754 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18755 output, and re-scalarize after output. Don't mark anything
18757 (scalarize_ldst): Adjust.
18758 (scalarize_walk_gimple_modify_statement): Likewise.
18759 (build_element_name_1): Handle BIT_FIELD_REFs.
18760 (instantiate_element): Don't warn for any element whose parent
18761 is used as a whole.
18762 (instantiate_missing_elements_1): Return the sra_elt.
18763 (canon_type_for_field): New.
18764 (try_instantiate_multiple_fields): New.
18765 (instantiate_missing_elemnts): Use them.
18766 (mark_no_warning): Removed.
18767 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18768 (REPLDUP, sra_build_elt_assignment): New.
18769 (generate_copy_inout): Use them.
18770 (generate_element_copy): Likewise. Handle bitfld differences.
18771 (generate_element_zero): Don't recurse for blocks. Use
18772 sra_build_elt_assignment.
18773 (generate_one_element_int): Take elt instead of var. Use
18774 sra_build_elt_assignment.
18775 (generate_element_init_1): Adjust.
18776 (scalarize_use, scalarize_copy): Use REPLDUP.
18777 (scalarize_ldst): Move assert before dereference.
18778 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18780 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
18783 * tree.c (reconstruct_complex_type): Reconstruct a reference
18785 Also use the same mode for the pointer as the old pointer type.
18787 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18789 * doc/trouble.texi (Interoperation): Remove note about Ultrix
18792 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
18794 PR rtl-optimization/31676
18795 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
18796 (df_refs_record): Call it.
18798 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18800 * rtl.def (SS_ABS): New code.
18801 * config/bfin/bfin.c (print_operand): New modifier 'v'.
18802 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
18803 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
18804 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
18805 (bfin_init_builtins): Define them.
18806 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
18807 (bfin_expand_builtin): ... and handle the others here.
18808 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
18809 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
18810 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
18811 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
18812 operand is only HImode.
18814 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
18816 * regclass.c (scan_one_insn): Remove splitting of
18819 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
18820 Nigel Stephens <nigel@mips.com>
18822 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
18824 2007-04-28 Jan Hubicka <jh@suse.cz>
18826 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
18827 insn_locators_alloc instead of insn_locators_initialize;
18828 call reset_block_changes.
18829 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18830 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
18831 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
18832 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
18833 * config/score/score.c (th_output_mi_thunk): Likewise.
18834 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
18835 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
18836 tolerate uninitialized locator info.
18839 * function.c (init_function_start): Don't init line number info.
18840 (expand_function_end): Update.
18841 (reset_block_changes, record_block_change, finalize_block_changes,
18842 check_block_change, free_block_changes): Kill.
18843 * function.h (reset_block_changes, record_block_change,
18844 finalize_block_changes, check_block_change, free_block_changes):
18846 (struct function): Remove ib_boundaries_block.
18847 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18848 Use curr_insn_locator to initialize locator.
18849 (emit_line_note): Remove.
18850 * cfgexpand.c (expand_gimple_cond_expr): Update.
18851 (construct_exit_block): Likewise.
18852 (tree_expand_cfg): Initialize/finalize locators.
18853 * expr.c (expand_expr_real): Update.
18854 * cfglayout.c (line_locators_locs, line_locators_lines,
18855 file_locators_locs, file_locators_files): Remove.
18856 (set_block_levels): Move to cfgexpand.c.
18857 (insn_locators_initialize): Remove.
18858 (pass_insn_locators_initialize): Remove.
18859 (locations_locators_locs, locations_locators_vals): New static vars.
18860 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18862 (insn_locators_alloc, insn_locators_finalize,
18863 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18865 (locator_location): New.
18866 (locator_line, locator_file): Rewrite.
18867 * rtl.h (emit_line_note): Kill.
18868 (insn_locators_alloc, insn_locators_finalize,
18869 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18871 * tree-inline.c (initialize_cfun): Do not initialize
18872 ib_boundaries_block.
18873 * passes.c (pass_insn_locators_initialize): Remove.
18875 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
18877 * tree-cfg.c (move_block_to_fn): Release bb from dominance
18878 info. Update last_basic_block correctly.
18880 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
18883 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
18884 register itself to hold the offset constant. Tell flow the use
18885 of r4 and r5 when they are used.
18887 2007-04-27 Richard Guenther <rguenther@suse.de>
18889 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
18890 if we simplified anything.
18891 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
18892 warnings until we did a simplification and the stmt was not
18893 marked as TREE_NO_WARNING.
18895 2007-04-27 Mike Stump <mrs@apple.com>
18897 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
18899 2007-04-27 Ian Lance Taylor <iant@google.com>
18901 PR middle-end/31710
18902 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
18903 TYPE_MAX_VALUE exist, convert them to the new type.
18905 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
18907 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
18908 if it claims to be available.
18909 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
18910 edge is redirected.
18911 (perform_tree_ssa_dce): Always free postdominators.
18913 2007-04-27 Richard Henderson <rth@redhat.com>
18915 * config/alpha/predicates.md (aligned_memory_operand): Mark
18916 as define_special_predicate.
18917 (unaligned_memory_operand, normal_memory_operand): Likewise.
18918 (reg_or_unaligned_mem_operand): Remove.
18919 (any_memory_operand): Match the documentation and check for
18920 non-renumbered pseudos during reload.
18921 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
18922 alpha_secondary_reload_class, update to new interface, make static.
18923 Handle CQImode like HImode. Remove FP subreg check.
18924 (alpha_expand_mov): Use replace_equiv_address.
18925 (alpha_expand_mov_nobwx): Use any_memory_operand.
18926 (TARGET_SECONDARY_RELOAD): New.
18927 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
18928 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18929 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
18930 * config/alpha/alpha.md: ... here.
18931 (RELOAD12, reloadmode): New.
18933 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
18934 Don't handle the aligned case here.
18935 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
18936 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
18937 reload_inhi_help. Don't expect a scratch register.
18938 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
18940 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
18942 2007-04-27 Richard Guenther <rguenther@suse.de>
18944 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
18946 2007-04-27 Richard Guenther <rguenther@suse.de>
18948 PR tree-optimization/30965
18949 PR tree-optimization/30978
18950 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
18951 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
18952 (find_equivalent_equality_comparison): Likewise.
18953 (simplify_cond): Likewise.
18954 (get_prop_source_stmt): New helper.
18955 (get_prop_dest_stmt): Likewise.
18956 (can_propagate_from): Likewise.
18957 (remove_prop_source_from_use): Likewise.
18958 (combine_cond_expr_cond): Likewise.
18959 (forward_propagate_comparison): New function.
18960 (forward_propagate_into_cond): Rewrite to use fold for
18962 (tree_ssa_forward_propagate_single_use_vars): Call
18963 forward_propagate_comparison to propagate comparisons.
18965 2007-04-27 Richard Guenther <rguenther@suse.de>
18967 PR tree-optimization/31715
18968 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
18969 sure to do computation on the offset in an appropriate
18972 2007-04-27 Richard Sandiford <richard@codesourcery.com>
18974 * reload.h (elimination_target_reg_p): Declare.
18975 * reload.c (find_reloads): Don't apply the reg_rtx move
18976 optimization if the SET_DEST satisfies elimination_target_reg_p.
18977 * reload1.c (elimination_target_reg_p): New function.
18978 (gen_reload): In the move/add2 fallback, make sure that op0
18979 does not overlap the destination register.
18981 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
18983 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
18984 transform only GIMPLE_MODIFY_STMTs.
18985 * tree-complex.c (expand_complex_operations_1): Ditto.
18986 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
18987 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
18988 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
18990 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
18991 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
18992 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
18993 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
18994 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
18995 slpeel_add_loop_guard): Ditto.
18996 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
18997 * lambda-code.c (perfect_nestify): Ditto.
18998 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
18999 before the first statement.
19000 * tree-optimize.c (execute_free_datastructures): Fix comments.
19001 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
19002 * tree-flow.h (disband_implicit_edges): Declaration removed.
19003 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
19005 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
19006 COND_EXPRs without gotos.
19007 (disband_implicit_edges, has_label_p): Removed.
19008 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
19009 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
19011 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
19013 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
19014 also for COND_EXPRs.
19015 * cfgexpand.c (label_rtx_for_bb): New function.
19016 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
19017 Use label_rtx_for_bb to find the labels.
19018 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
19019 last block. Detect fallthru edges.
19021 2007-04-26 Ian Lance Taylor <iant@google.com>
19024 * reload.c (find_reloads_subreg_address): If the address was valid
19025 in the original mode but not in the new mode, reload the whole
19028 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19030 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
19031 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
19032 (cleanup_control_expr_graph): Do not invalidate dominance info.
19033 Record altered blocks.
19034 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
19035 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
19036 cleanup_tree_cfg_bb): New functions.
19037 (remove_forwarder_block): Do not maintain the worklist of blocks.
19038 Record altered blocks.
19039 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
19040 not over whole cfg.
19041 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
19042 delete_unreachable_blocks if dominators are not available.
19043 * tree-inline.c (optimize_inline_calls): Free dominance information
19045 * tree-flow.h (remove_edge_and_dominated_blocks,
19046 cfgcleanup_altered_bbs): Altered.
19047 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
19049 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
19051 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
19052 do not invalidate dominators.
19054 2007-04-26 Anatoly Sokolov <aesok@post.ru>
19056 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
19057 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
19058 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19059 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19061 2007-04-26 Steve Ellcey <sje@cup.hp.com>
19063 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
19065 2007-04-26 Richard Guenther <rguenther@suse.de>
19067 PR tree-optimization/31703
19068 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
19069 the right type for the target of the bittest.
19071 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19073 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
19074 ix86_sol10_return_in_memory.
19076 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19078 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
19081 2007-04-26 Jakub Jelinek <jakub@redhat.com>
19084 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
19086 PR tree-optimization/30558
19087 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
19088 clear this_state.prev_try.
19090 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19091 Mark Mitchell <mark@codesourcery.com>
19093 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
19094 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
19095 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
19097 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19100 * doc/invoke.texi (%:print-asm-header): Document.
19101 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
19103 (static_spec_functions): Add print-asm-header.
19104 (main): Print a banner before the --target-help linker options.
19105 (print_asm_header_spec_function): New function.
19107 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
19110 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
19111 (movsf_ie): Likewise.
19113 2007-04-25 Paolo Carlini <pcarlini@suse.de>
19115 * doc/extend.texi ([Type Traits]): Adjust per N2255.
19117 2007-04-25 Bob Wilson <bob.wilson@acm.org>
19119 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
19120 exception for divide-by-zero.
19121 (__umodsi3, __modsi3): Likewise.
19123 2007-04-25 Dirk Mueller <dmueller@suse.de>
19125 * c-typeck.c (build_compound_expr): Annotate warning()
19126 call with OPT_Wunused_value.
19127 * tree-ssa.c (warn_uninit): Annotate warning with
19129 * c-common.c (handle_sentinel_attribute): Annotate warning
19130 call with OPT_Wattributes.
19132 2007-04-25 Thiemo Seufer <ths@mips.com>
19134 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
19135 (mips16): Fix typo.
19136 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
19137 on to the assembler. Improve handling of -mno-mips16. Add handling
19138 of -mno-mips3d, -mno-dsp, -mno-dspr2.
19139 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
19140 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
19141 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
19143 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
19146 * config/i386/winnt.c (i386_pe_file_end): Strip only
19147 USER_LABEL_PREFIX when writing export name.
19149 2007-04-25 Richard Sandiford <richard@codesourcery.com>
19151 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
19152 sh/elf.h, vx-common.h and vxworks.h.
19153 * config/sh/sh.h: Include config/vxworks-dummy.h.
19154 (SUBTARGET_OVERRIDE_OPTIONS): Define.
19155 (OVERRIDE_OPTIONS): Use it.
19156 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
19157 (vxworks_picreg): New pattern.
19158 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
19159 VXWORKS_OS_CPP_BUILTINS.
19160 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
19161 to their VXWORKS_* equivalents.
19162 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
19163 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
19164 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
19165 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
19166 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
19167 -mrtp/-fPIC multilibs.
19168 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
19169 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
19170 (MULTILIB_OSDIRNAMES): Delete.
19172 2007-04-25 Anatoly Sokolov <aesok@post.ru>
19175 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
19177 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
19179 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
19180 rounding mode to be specified by the caller.
19181 (real_to_mpfr) Likewise.
19182 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
19183 include new arguments.
19184 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
19186 2007-04-24 Ian Lance Taylor <iant@google.com>
19188 PR tree-optimization/31605
19189 * tree-vrp.c (set_value_range): Check that min and max are not
19190 both overflow infinities.
19191 (set_value_range_to_value): New static function.
19192 (extract_range_from_binary_expr): Call set_value_range_to_value.
19193 (extract_range_from_cond_expr): Likewise.
19194 (extract_range_from_expr): Likewise.
19195 (extract_range_from_unary_expr): Likewise. Don't create a range
19196 which overflows on both sides.
19197 (vrp_meet): Check for a useless range.
19198 (vrp_visit_phi_node): If we see a constant which looks like an
19199 overflow infinity, turn off the TREE_OVERFLOW flag.
19201 2007-04-24 Ian Lance Taylor <iant@google.com>
19203 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
19205 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
19207 PR diagnostic/25923
19208 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
19209 diagnostic message is being built.
19210 * tree-pretty-print.c (dump_generic_node): Only write the
19211 formatted text into BUFFER's stream if we are not building a
19212 diagnostic message.
19213 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
19215 * Makefile.in (toplev.o): Depend on tree-pass.h.
19217 2007-04-24 Ian Lance Taylor <iant@google.com>
19219 PR tree-optimization/31602
19220 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
19221 conditionals in the copied loop header.
19222 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
19223 warnings if TREE_NO_WARNING is set.
19224 * doc/invoke.texi (Warning Options): Clarify that
19225 -Wstrict-overflow does not warn about loops.
19227 2007-04-24 Janis Johnson <janis187@us.ibm.com>
19229 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
19230 expand on the comment about _Decimal128 arguments and check the
19231 integer result of the modulus operation; for 64-bit ELF ABI, ensure
19232 that _Decimal128 argument uses even/odd register pair.
19233 (function_arg): Ditto.
19235 2007-04-24 Hui-May Chang <hm.chang@apple.com>
19237 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
19238 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
19240 2007-04-24 Richard Guenther <rguenther@suse.de>
19241 Olga Golovanevsky <olga@il.ibm.com>
19243 * fold-const.c (multiple_of_p): Check for bottom
19246 2007-04-24 Richard Henderson <rth@redhat.com>
19248 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
19249 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
19250 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
19251 looking for non-zero bits shifted out. Avoid a recursive call
19252 when constructing the scalar.
19253 (__floatundisf): Likewise.
19255 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
19257 * dwarf2out.c (field_byte_offset): Move the existing logic
19258 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
19259 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
19261 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19264 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
19265 length argument of 0 for memset.
19266 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
19267 unsigned shift instead of the signed variant.
19269 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19271 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
19272 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
19273 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
19274 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
19275 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
19276 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
19277 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
19278 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
19279 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
19280 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
19281 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
19282 "mul<mode>3", "div<mode>3"): Insn definitions added.
19283 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
19284 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
19285 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
19286 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
19287 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
19288 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
19289 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
19290 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
19291 TARGET_FLOAT_FORMAT): Macro definitions removed.
19292 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
19293 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
19294 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
19295 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
19296 (s390_gen_rtx_const_DI): Function removed.
19297 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
19299 2007-04-24 Richard Sandiford <richard@codesourcery.com>
19301 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
19302 over an external ffs function.
19304 2007-04-24 Chao-ying Fu <fu@mips.com>
19305 Richard Sandiford <richard@nildram.co.uk>
19307 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
19308 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
19309 (smadd_widen_optab, umadd_widen_optab): Define.
19310 * optabs.c (init_optabs): Initialize smadd_widen_optab and
19312 * genopinit.c (optabs): Fill in smadd_widen_optab and
19314 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
19315 and umadd_widen_optab to implement multiply-add sequences.
19316 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
19317 (<u>maddsidi4): ...this. Extend condition to include
19318 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19319 of operand 0 to "ka" and use the three-operand form of madd<u>
19321 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
19323 * config/mips/constraints.md (ka): New register constraint.
19325 2007-04-24 Jan Hubicka <j@suse.cz>
19329 2007-04-23 Jan Hubicka <jh@suse.cz>
19330 * function.c (init_function_start): Don't init line number info.
19331 (expand_function_end): Update.
19332 (reset_block_changes, record_block_change, finalize_block_changes,
19333 check_block_change, free_block_changes): Kill.
19334 * function.h (reset_block_changes, record_block_change,
19335 finalize_block_changes, check_block_change, free_block_changes):
19337 (struct function): Remove ib_boundaries_block.
19338 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19339 Use curr_insn_locator to initialize locator.
19340 (emit_line_note): Remove.
19341 * cfgexpand.c (expand_gimple_cond_expr): Update.
19342 (construct_exit_block): Likewise.
19343 (tree_expand_cfg): Initialize/finalize locators.
19344 * expr.c (expand_expr_real): Update.
19345 * cfglayout.c (line_locators_locs, line_locators_lines,
19346 file_locators_locs, file_locators_files): Remove.
19347 (set_block_levels): Move to cfgexpand.c.
19348 (insn_locators_initialize): Remove.
19349 (pass_insn_locators_initialize): Remove.
19350 (locations_locators_locs, locations_locators_vals): New static vars.
19351 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19353 (insn_locators_alloc, insn_locators_finalize,
19354 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19356 (locator_location): New.
19357 (locator_line, locator_file): Rewrite.
19358 * rtl.h (emit_line_note): Kill.
19359 (insn_locators_alloc, insn_locators_finalize,
19360 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19362 * tree-inline.c (initialize_cfun): Do not initialize
19363 ib_boundaries_block.
19364 * passes.c (pass_insn_locators_initialize): Remove.
19366 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
19368 * doc/invoke.texi: Removed leading '-' from option index entries.
19370 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
19372 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
19374 (create_phi_node): Use set_phi_nodes.
19375 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
19376 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
19377 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
19378 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
19379 (bsi_start, bsi_last): Use bb_stmt_list.
19380 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
19381 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
19382 Traverse the statements using tsi iterator.
19383 * basic-block.h (struct basic_block_def): Fields stmt_list
19384 and phi_nodes moved to ...
19385 (struct tree_bb_info): ... new structure.
19386 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
19387 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
19388 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
19389 (tree_verify_flow_info): Verify that il.tree is not set for
19390 entry and exit block.
19391 (tree_split_block): Use set_bb_stmt_list.
19393 2007-04-23 Mike Stump <mrs@apple.com>
19395 * config/i386/i386.c (ix86_tune_features
19396 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
19399 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
19401 * config/i386/i386.md (prefix_extra): New attribute.
19402 (length): Add prefix_extra.
19404 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
19405 (sse2_movntv2di): Likewise.
19406 (sse2_cvtps2dq): Likewise.
19407 (sse2_cvtpd2pi): Likewise.
19408 (sse2_cvttpd2pi): Likewise.
19409 (*sse2_cvtpd2ps): Likewise.
19410 (*add<mode>3): Likewise.
19411 (sse2_ssadd<mode>3): Likewise.
19412 (sse2_usadd<mode>3): Likewise.
19413 (*sub<mode>3): Likewise.
19414 (sse2_sssub<mode>3): Likewise.
19415 (sse2_ussub<mode>3): Likewise.
19416 (*mulv8hi3): Likewise.
19417 (*smulv8hi3_highpart): Likewise.
19418 (*umulv8hi3_highpart): Likewise.
19419 (sse2_umulv2siv2di3): Likewise.
19420 (sse2_pmaddwd): Likewise.
19421 (ashr<mode>3): Likewise.
19422 (lshr<mode>3): Likewise.
19423 (ashl<mode>3): Likewise.
19424 (sse2_ashlti3): Likewise.
19425 (sse2_lshrti3): Likewise.
19426 (*umaxv16qi3): Likewise.
19427 (*smaxv8hi3): Likewise.
19428 (*uminv16qi3): Likewise.
19429 (*sminv8hi3): Likewise.
19430 (sse2_eq<mode>3): Likewise.
19431 (sse2_gt<mode>3): Likewise.
19432 (*and<mode>3): Likewise.
19433 (sse2_nand<mode>3): Likewise.
19434 (*ior<mode>3): Likewise.
19435 (*xor<mode>3): Likewise.
19436 (sse2_packsswb): Likewise.
19437 (sse2_packssdw): Likewise.
19438 (sse2_packuswb): Likewise.
19439 (sse2_punpckhbw): Likewise.
19440 (sse2_punpcklbw): Likewise.
19441 (sse2_punpckhwd): Likewise.
19442 (sse2_punpcklwd): Likewise.
19443 (sse2_punpckhdq): Likewise.
19444 (sse2_punpckldq): Likewise.
19445 (sse2_punpckhqdq): Likewise.
19446 (sse2_punpcklqdq): Likewise.
19447 (*sse2_pinsrw): Likewise.
19448 (*sse2_pextrw): Likewise.
19449 (sse2_pshufd_1): Likewise.
19450 (sse2_uavgv16qi3): Likewise.
19451 (sse2_uavgv8hi3): Likewise.
19452 (sse2_psadbw): Likewise.
19453 (sse2_pmovmskb): Likewise.
19454 (*sse2_maskmovdqu): Likewise.
19455 (*sse2_maskmovdqu_rex64): Likewise.
19456 (sse4a_extrqi): Likewise.
19457 (sse4a_extrq): Likewise.
19458 (sse3_lddqu): Set prefix_rep.
19459 (sse3_addsubv4sf3): Likewise.
19460 (sse3_haddv4sf3): Likewise.
19461 (sse3_hsubv4sf3): Likewise.
19462 (sse_cvtss2si): Likewise.
19463 (sse_cvtss2si_2): Likewise.
19464 (sse_cvtss2siq): Likewise.
19465 (sse_cvtss2siq_2): Likewise.
19466 (sse_cvttss2si): Likewise.
19467 (sse_cvttss2siq): Likewise.
19468 (sse2_cvttps2dq): Likewise.
19469 (sse3_movshdup): Likewise.
19470 (sse3_movsldup): Likewise.
19471 (sse2_cvtsd2si): Likewise.
19472 (sse2_cvtsd2si_2): Likewise.
19473 (sse2_cvtsd2siq): Likewise.
19474 (sse2_cvtsd2siq_2): Likewise.
19475 (sse2_cvttsd2si): Likewise.
19476 (sse2_cvttsd2siq): Likewise.
19477 (*sse2_cvtpd2dq): Likewise.
19478 (*sse2_cvttpd2dq): Likewise.
19479 (sse2_pshuflw_1): Likewise.
19480 (sse2_pshufhw_1): Likewise.
19481 (sse4a_insertqi): Likewise.
19482 (sse4a_insertq): Likewise.
19483 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
19484 (ssse3_phadddv4si3): Likewise.
19485 (ssse3_phaddswv8hi3): Likewise.
19486 (ssse3_phsubwv8hi3): Likewise.
19487 (ssse3_phsubdv4si3): Likewise.
19488 (ssse3_phsubswv8hi3): Likewise.
19489 (ssse3_pmaddubswv8hi3): Likewise.
19490 (ssse3_pmulhrswv8hi3): Likewise.
19491 (ssse3_pshufbv16qi3): Likewise.
19492 (ssse3_psign<mode>3): Likewise.
19493 (ssse3_palignrti): Likewise.
19494 (abs<mode>2): Likewise.
19495 (ssse3_phaddwv4hi3): Set prefix_extra.
19496 (ssse3_phadddv2si3): Likewise.
19497 (ssse3_phaddswv4hi3): Likewise.
19498 (ssse3_phsubwv4hi3): Likewise.
19499 (ssse3_phsubdv2si3): Likewise.
19500 (ssse3_phsubswv4hi3): Likewise.
19501 (ssse3_pmaddubswv4hi3): Likewise.
19502 (ssse3_pmulhrswv4hi3): Likewise.
19503 (ssse3_pshufbv8qi3): Likewise.
19504 (ssse3_psign<mode>3): Likewise.
19505 (ssse3_palignrdi): Likewise.
19506 (abs<mode>2): Likewise.
19507 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
19508 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
19509 (sse2_pmovmskb): Set mode to SI instead of V2DF.
19511 2007-04-23 Nick Clifton <nickc@redhat.com>
19513 * params.def: Fix formatting of emacs local variables.
19515 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
19517 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
19518 move if inter-unit move isn't allowed.
19519 Don't split moving the first element of V2DI to DI to inter-unit
19520 move if inter-unit move isn't allowed.
19522 2007-04-23 Richard Guenther <rguenther@suse.de>
19524 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
19525 and CDI_POST_DOMINATORS separately.
19527 2007-04-23 Nick Clifton <nickc@redhat.com>
19529 * c.opt (Wformat-contains-nul): Add warning attribute.
19531 2007-04-23 Jan Hubicka <jh@suse.cz>
19533 * function.c (init_function_start): Don't init line number info.
19534 (expand_function_end): Update.
19535 (reset_block_changes, record_block_change, finalize_block_changes,
19536 check_block_change, free_block_changes): Kill.
19537 * function.h (reset_block_changes, record_block_change,
19538 finalize_block_changes, check_block_change, free_block_changes):
19540 (struct function): Remove ib_boundaries_block.
19541 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19542 Use curr_insn_locator to initialize locator.
19543 (emit_line_note): Remove.
19544 * cfgexpand.c (expand_gimple_cond_expr): Update.
19545 (construct_exit_block): Likewise.
19546 (tree_expand_cfg): Initialize/finalize locators.
19547 * expr.c (expand_expr_real): Update.
19548 * cfglayout.c (line_locators_locs, line_locators_lines,
19549 file_locators_locs, file_locators_files): Remove.
19550 (set_block_levels): Move to cfgexpand.c.
19551 (insn_locators_initialize): Remove.
19552 (pass_insn_locators_initialize): Remove.
19553 (locations_locators_locs, locations_locators_vals): New static vars.
19554 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19556 (insn_locators_alloc, insn_locators_finalize,
19557 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19559 (locator_location): New.
19560 (locator_line, locator_file): Rewrite.
19561 * rtl.h (emit_line_note): Kill.
19562 (insn_locators_alloc, insn_locators_finalize,
19563 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19565 * tree-inline.c (initialize_cfun): Do not initialize
19566 ib_boundaries_block.
19567 * passes.c (pass_insn_locators_initialize): Remove.
19569 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19571 PR middle-end/31448
19572 * expr.c (reduce_to_bit_field_precision): Handle
19575 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
19577 PR tree-optimization/24659
19578 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
19579 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
19580 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
19581 * genopinit.c (optabs): Rename vec_pack_mod_optab
19582 to vec_pack_trunc_optab.
19583 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
19584 early for scalar floating point operands for NOP_EXPR.
19585 (vectorizable_type_promotion): Ditto.
19586 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
19587 vec_pack_trunc_optab.
19588 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
19590 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
19591 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
19592 Rename from VEC_PACK_MOD_EXPR.
19593 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
19594 * expr.c (expand_expr_real_1): Ditto.
19595 * tree-inline.c (estimate_num_insns_1): Ditto.
19596 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19598 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
19599 (vec_unpacks_lo_v4sf): Ditto.
19600 (vec_pack_trunc_v2df): Ditto.
19601 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
19602 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
19603 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
19605 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
19607 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
19609 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
19610 Rename from VEC_PACK_MOD_EXPR. This expression also represent
19611 packing of floating point operands.
19612 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
19613 represent unpacking of floating point operands.
19614 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
19615 [vec_unpacks_hi]: Ditto.
19616 [vec_unpacks_lo]: Ditto.
19618 2007-04-22 Jan Hubicka <jh@suse.cz>
19620 * final.c (rest_of_handle_final): Call
19621 targetm.asm_out.constructor/targetm.asm_out.destructor
19622 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
19623 proper priority via decl_*_priority_insert.
19624 * c-common.c (c_expand_body): Likewise.
19626 2007-04-22 Richard Guenther <rguenther@suse.de>
19628 PR tree-optimization/29789
19629 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
19630 (rewrite_reciprocal): New helper split out from
19631 determine_invariantness_stmt.
19632 (rewrite_bittest): Likewise.
19633 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
19634 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
19637 2007-04-22 Revital Eres <eres@il.ibm.com>
19639 * loop-unroll.c (var_to_expand): New field to support also
19640 insns of the form x = something + x.
19641 (analyze_insn_to_expand_var): Use it.
19642 (expand_var_during_unrolling): Likewise.
19644 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
19646 * predict.c: Include pointer-set.h.
19647 (bb_predictions): New variable.
19648 (tree_predicted_by_p, tree_predict_edge,
19649 remove_predictions_associated_with_edge): Use bb_predictions map
19650 instead of bb->predictions.
19651 (clear_bb_predictions, assert_is_empty): New functions.
19652 (combine_predictions_for_bb): Use bb_predictions map. Call
19653 clear_bb_predictions.
19654 (tree_estimate_probability): Create and free bb_predictions map.
19655 * Makefile.in (predict.o): Add pointer-set.h dependency.
19656 * basic-block.h (struct basic_block_def): Remove predictions
19658 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
19660 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
19663 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
19666 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19668 * timevar.c (timevar_print): Change reference of --disable-checking to
19669 --enable-checking=release. Also warn if assert checking is disabled.
19671 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19674 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
19675 decl as addressable if the compound literal was marked as
19677 Mark the decl as a gimple register if it is a complex or
19678 vector decl and does not live in memory.
19680 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19682 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
19683 (GENERIC_NEXT): New function macro.
19684 (PHI_CHAIN): Use phi_node's new chain variable.
19685 (tree_phi_node): Change tree_common to tree_base
19686 and add the chain field.
19687 * tree-phinodes.c (make_phi_node): Don't set
19688 TREE_TYPE on the new node.
19689 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
19690 instead of checking GIMPLE_TUPLE_P in chain_next.
19691 * tree-vect-transform.c
19692 (get_initial_def_for_induction): Look at
19693 PHI_RESULT_TREE for the type of the phi node.
19694 (update_vuses_to_preheader): Use PHI_CHAIN
19695 instead of TREE_CHAIN on the phi node.
19696 * tree-ssa-structalias.c (compute_points_to_sets):
19698 (ipa_pta_execute): Likewise.
19700 2007-04-21 Richard Guenther <rguenther@suse.de>
19702 PR middle-end/31136
19703 * fold-const.c (fold_unary): Call fold_convert_const on the
19706 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
19708 * gcse.c (store_killed_in_insn): Handle PARALLELs.
19709 (store_killed_in_pat): New.
19711 2007-04-20 Richard Henderson <rth@redhat.com>
19714 * config/i386/i386.c (type_has_variadic_args_p): Look for any
19715 TREE_LIST with a void_type_node value, not void_list_node exactly.
19717 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
19719 * doc/standards.texi: Re-arrange into language-specific
19720 subsections. Add a C++ section, documenting which standards we
19723 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
19725 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
19726 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
19728 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
19730 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
19731 ecrti.o and crtbegin.o.
19732 (LIB_DEFAULT_SPEC): Include -lc.
19733 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
19735 2007-04-20 Richard Henderson <rth@redhat.com>
19738 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
19739 argument; update all callers.
19740 (get_unaligned_offset): New.
19741 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
19742 get_unaligned_address, just pass on the address directly.
19743 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
19744 the subreg in the helper patterns.
19745 (unaligned_extendqidi_le): Use get_unaligned_offset.
19746 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
19747 (unaligned_extendhidi_be): Likewise.
19748 (unaligned_extendhidi): Tidy.
19749 * config/alpha/alpha-protos.h: Update.
19751 2007-04-20 Richard Henderson <rth@redhat.com>
19753 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
19754 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
19755 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
19756 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19757 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19758 (CPP_SPEC): Don't include %(cpp_subtarget).
19759 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
19760 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19761 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
19763 2007-04-20 Jakub Jelinek <jakub@redhat.com>
19765 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
19766 for __builtin_ia32_cmpordss.
19768 PR tree-optimization/31632
19769 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
19770 and arg1 for optimizations of comparison against min/max values.
19771 Fold arg0 to arg1's type for optimizations of comparison against
19772 min+1 and max-1 values.
19774 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
19776 * reload.c (combine_reloads): When trying to use a dying register,
19777 check whether it's uninitialized and don't use if so.
19779 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
19781 * fold-const.c: Remove prototypes for native_encode_expr and
19782 native_interpret_expr.
19783 (native_encode_expr): Make non-static.
19784 (native_interpret_expr): Likewise.
19785 * tree.h: Add prototypes for the above.
19787 2007-04-19 Joseph Myers <joseph@codesourcery.com>
19789 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
19790 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
19791 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
19792 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
19793 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
19794 Add length attributes.
19796 2007-04-19 Janis Johnson <janis187@us.ibm.com>
19798 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
19801 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
19802 __STDC_WANT_DEC_FP__.
19804 2007-04-19 Joseph Myers <joseph@codesourcery.com>
19806 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
19807 for long double compatibility.
19808 * configure: Regenerate.
19810 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
19812 PR rtl-optimization/29841
19813 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
19815 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
19816 that may cause control flow transfer from being moved.
19818 2007-04-18 Jan Hubicka <jh@suse.cz>
19820 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
19823 2007-04-18 Eric Christopher <echristo@apple.com>
19825 * config/rs6000/darwin.md (load_macho_picbase): Use link register
19826 only. Update operands.
19827 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
19828 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
19829 link register to pic register.
19831 2007-04-18 Dirk Mueller <dmueller@suse.de>
19833 PR diagnostic/31227
19834 * tree-vrp.c (search_for_addr_array): New.
19835 (check_array_bounds): Suppress warning about
19836 address taken of array refs if its not de-referenced.
19838 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19840 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
19841 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
19843 * tree-vectorizer.h (NITERS_KNOWN_P): New.
19844 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
19845 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
19847 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
19849 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
19851 (vect_analyze_scalar_cycles): Fix indentation.
19852 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
19853 (vect_mark_relevant): Include phis in relevance analysis.
19855 * tree-vect-transform.c (vect_transform_loop): Add an assert.
19857 2007-04-18 Anatoly Sokolov <aesok@post.ru>
19859 * config/avr/avr.c (ptrreg_to_str): Replace error() with
19860 output_operand_lossage().
19862 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19864 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
19865 the unused code for reduction without adjust-in-epilog to simplify the
19868 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
19870 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
19871 (S390_TDC_NEGATIVE_ZERO): New constant.
19872 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
19873 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
19874 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
19875 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
19876 (S390_TDC_POSITIVE_INFINITY): New constant.
19877 (S390_TDC_NEGATIVE_INFINITY): New constant.
19878 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
19879 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
19880 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
19881 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
19882 (S390_TDC_INFINITY): New constant.
19883 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
19884 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
19885 optimization for UNSPEC_CCZ_TO_INT.
19886 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
19887 ("*ccz_to_int"): New insn.
19888 ("isinf<mode>2"): New insn.
19889 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
19890 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
19891 (UNSPEC_CCZ_TO_INT): New constant.
19893 2007-04-18 Richard Guenther <rguenther@suse.de>
19895 PR tree-optimization/19431
19896 PR tree-optimization/21463
19897 * tree-pass.h (pass_phiprop): Declare.
19898 * passes.c (init_optimization_passes): New phiprop pass.
19899 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
19900 (phivn_valid_p): New helper function.
19901 (phiprop_insert_phi): Likewise.
19902 (propagate_with_phi): Likewise.
19903 (tree_ssa_phiprop): New propagator propagating loads
19904 through phi nodes if profitable.
19906 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19908 * tree-vect-analyze.c (process_use): New function.
19909 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
19910 Check phis in all bbs.
19911 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
19914 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
19916 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
19919 2007-04-17 Anatoly Sokolov <aesok@post.ru>
19922 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
19925 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
19927 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
19929 (sse_vmmulv4sf3): Likewise.
19930 (sse2_vmaddv2df3): Likewise.
19931 (sse2_vmmulv2df3): Likewise.
19933 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
19935 PR rtl-optimization/31360
19936 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
19937 (target_reg_cost): New.
19938 (init_set_costs): Initialize target_reg_cost. Add comments
19939 regarding the rationale of the costs.
19940 (global_cost_for_size): Renamed to...
19941 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
19942 of register pressure.
19943 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
19944 estimate_reg_pressure_cost. Add number of ivs.
19945 (determine_set_costs): Dump target_reg_cost.
19946 * loop-invariant.c (gain_for_invariant): Use
19947 estimate_reg_pressure_cost. Removed n_inv_uses argument.
19948 (best_gain_for_invariant, find_invariants_to_move): Remove
19950 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
19951 (target_reg_cost): Declare.
19952 (global_cost_for_size): Declaration removed.
19953 (estimate_reg_pressure_cost): Declare.
19955 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
19957 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
19958 regnos into even/odd register pairs.
19959 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
19960 TDmode similar to the other floating point modes.
19961 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
19962 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
19964 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
19965 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
19966 (movdd_hardfloat64): Use TARGET_MFPGPR.
19968 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
19970 * reload1.c (delete_output_reload): Don't count output in n_inherited.
19973 2005-01-05 Richard Henderson <rth@redhat.com>
19975 * reload1.c (do_input_reload): Restrict the optimization deleteing
19976 a previous output reload to RELOAD_FOR_INPUT.
19978 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
19980 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
19981 induc_vec_info_type.
19982 (vectorizable_induction): New function declaration.
19983 * tree-vect-transform.c (get_initial_def_for_induction): No need to
19984 check if already vectorized. Find first place in BB where new stmts
19985 can be inserted. Takes only one argument.
19986 (vectorizable_induction): New function.
19987 (vect_transform_stmt): Add case for induc_vec_info_type to call
19988 vectorizable_induction.
19989 (vect_transform_loop): Consider phis for vectorization.
19990 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
19992 (analyze_operations): Call vectorizable_induction when analyzing phis.
19994 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
19995 (vect_mark_relevant): Include phis in relevance analysis.
19996 (vect_mark_stmts_to_be_vectorize): Likewise.
19997 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
19999 2007-04-16 Lawrence Crowl <crowl@google.com>
20001 * doc/invoke.texi (Debugging Options): Add documentation for the
20002 -femit-struct-debug options -femit-struct-debug-baseonly,
20003 -femit-struct-debug-reduced, and
20004 -femit-struct-debug-detailed[=...].
20006 * c-opts.c (c_common_handle_option): Add
20007 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
20008 and OPT_femit_struct_debug_detailed_.
20009 * c.opt: Add specifications for
20010 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
20011 and -femit-struct-debug-detailed[=...].
20012 * opts.c (set_struct_debug_option): Parse the
20013 -femit-struct-debug-... options.
20014 * opts.c (matches_main_base, main_input_basename,
20015 main_input_baselength, base_of_path, matches_main_base): Add
20016 variables and functions to compare header base name to compilation
20018 * opts.c (should_emit_struct_debug): Add to determine to emit a
20019 structure based on the option.
20020 (dump_struct_debug) Also disabled function to debug this
20022 * opts.c (handle_options): Save the base name of the
20025 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
20026 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
20027 This hook indicates if a type is generic. Set it by default
20028 to "never generic".
20029 * langhooks.h (struct lang_hooks_for_types): Add a new hook
20030 to determine if a struct type is generic or not.
20031 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
20032 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
20033 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
20034 with live C++ hook.
20036 * flags.h (enum debug_info_usage): Add an enumeration to describe
20037 a program's use of a structure type.
20038 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
20039 to indicate the program's usage of the type. Filter structs based
20040 on the -femit-struct-debug-... specification.
20041 (gen_type_die): Split into two routines, gen_type_die and
20042 gen_type_die_with_usage. gen_type_die is now a wrapper
20043 that assumes direct usage.
20044 (gen_type_die_with_usage): Replace calls to gen_type_die
20045 with gen_type_die_with_usage adding the program usage of
20046 the referenced type.
20047 (dwarf2out_imported_module_or_decl): Suppress struct debug
20048 information using should_emit_struct_debug when appropriate.
20050 2007-04-16 Ian Lance Taylor <iant@google.com>
20052 PR tree-optimization/31522
20053 * tree-vrp.c (vr_phi_edge_counts): New static variable.
20054 (vrp_initialize): Allocate vr_phi_edge_counts.
20055 (vrp_visit_phi_node): Don't push to infinity if we saw a new
20056 executable edge. Drop test for all constants.
20057 (vrp_finalize): Free vrp_phi_edge_counts.
20059 * doc/cpp.texi (Common Predefined Macros): Clarify description of
20060 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
20062 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
20063 predecessors at head rather than tail.
20065 2007-04-16 Matthias Klose <doko@debian.org>
20067 * config/alpha/linux.h (CPP_SPEC): Define.
20068 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
20070 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
20072 * function.h: Remove sequence_stack extern declaration.
20074 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20076 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
20078 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
20081 2007-04-16 Anatoly Sokolov <aesok@post.ru>
20083 * config/avr/avr.c (avr_arch_types): Rearranging array.
20084 (enum avr_arch): Add.
20085 (avr_mcu_types): Use avr_arch enumeration constants instead of
20087 * config/avr/avr.h (LINK_SPEC): Simplify.
20089 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20091 * config/m68k/m68k.c (m68k_libcall_value,
20092 m68k_function_value): Use macros for register names more.
20094 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
20096 (M68K_REGNAME): Use A6_REG.
20097 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
20099 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20101 PR middle-end/28071
20102 * sched-int.h (struct deps): Split field 'pending_lists_length' into
20103 'pending_read_list_length' and 'pending_write_list_length'. Update
20105 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
20106 to handle two length counters instead of one. Update all uses.
20107 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
20108 two length counters instead of one.
20109 * sched-rgn.c (propagate_deps): Update to handle two length counters
20112 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
20115 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
20116 copy of source, pass it to ix86_expand_vector_set and return
20119 2007-04-16 David Ung <davidu@mips.com>
20120 Joseph Myers <joseph@codesourcery.com>
20122 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
20123 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
20124 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
20125 Add 74K processor information.
20126 * config/mips/mips.md: Include 74k.md.
20127 (cpu): Add 74kc,74kf,74kx.
20128 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
20129 * config/mips/74k.md: New.
20130 * doc/invoke.texi (MIPS Options): Document 74K support.
20132 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
20134 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
20135 vectorizable_* functions.
20136 * tree-vect-transform.c (vectorizable_call): Add check for
20137 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
20138 (vectorizable_store): likewise.
20139 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
20141 (vectorizable_operation, vectorizable_type_demotion): Likewise.
20142 (vectorizable_type_promotion, vectorizable_load): Likewise.
20143 (vectorizable_live_operation, vectorizable_condition): Likewise.
20144 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
20146 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
20148 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20150 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
20151 register numbers more.
20152 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
20153 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
20154 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
20155 FUNCTION_VALUE_REGNO_P): Likewise.
20156 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
20157 STATIC_CHAIN_REGNUM): Likewise.
20158 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
20159 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
20160 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
20161 * config/m68k/m68k.md (FP_REG): New.
20163 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20165 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
20168 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20170 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
20171 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
20174 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20176 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
20179 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
20182 * c-decl.c (finish_decl): Grab the type of the decl after the call
20183 to store_init_value.
20185 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
20187 * common.opt (fforward-propagate): Fix "Optimization" annotation.
20189 2007-04-14 Jakub Jelinek <jakub@redhat.com>
20192 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
20193 dominators, post dominators and cleanup cfg before returning.
20195 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
20197 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
20198 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
20200 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
20202 * config.gcc: Recognize fido.
20203 * config/m68k/m68k-devices.def (fidoa): New.
20204 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
20206 (FL_FIDOA, TARGET_FIDOA): New.
20207 * config/m68k/m68k.opt (mfidoa): New.
20209 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20211 PR middle-end/31322
20212 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
20213 when a personality function is used.
20215 2007-04-13 Bob Wilson <bob.wilson@acm.org>
20217 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
20219 2007-04-13 Mike Stump <mrs@apple.com>
20221 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
20223 * config/darwin.opt (fapple-kext): Make C++ only.
20224 * config/darwin.c (darwin_override_options): Remove code to ensure
20225 -fapple-kext is given for C++ only.
20227 2007-04-13 Richard Sandiford <richard@codesourcery.com>
20229 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
20230 * config/mips/mips.c (override_options): Call
20231 SUBTARGET_OVERRIDE_OPTIONS, if defined.
20233 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20235 * config/i386/i386.opt (msvr3-shlib): Removed.
20237 * doc/invoke.texi: Remove -msvr3-shlib.
20239 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20241 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
20242 with "popcnt" instruction.
20244 2007-04-13 Richard Guenther <rguenther@suse.de>
20246 PR tree-optimization/21258
20247 * tree-vrp.c (compare_case_labels): New helper.
20248 (find_switch_asserts): New function.
20249 (find_assert_locations): Call it for SWITCH_EXPRs.
20251 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
20253 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
20254 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
20255 check is now implied in X87_FLOAT_MODE_P.
20256 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20257 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20258 (fix_trunc<mode>_i386_fisttp): Ditto.
20259 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20260 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20261 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20262 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20263 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20264 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20265 (unnamed_splitters): Ditto.
20266 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
20267 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
20268 FIRST_SSE_REG for local functions when SSE math is enabled or
20269 for functions with sseregparm attribute.
20270 (standard_80387_constant_p): Return -1 if mode is not
20272 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
20273 (ix86_expand_compare): Ditto.
20274 (ix86_expand_carry_flag_compare): Ditto.
20275 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
20276 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
20277 DECIMAL_FLOAT_MODE_P.
20278 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
20279 of SCALAR_FLOAT_MODE_P.
20280 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
20281 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
20282 checks before FLOAT_MODE_P.
20283 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
20284 before FLOAT_MODE_P.
20289 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
20291 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
20292 Charles Wilson <libtool@cwilson.fastmail.fm>
20294 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
20295 (libgcc.mvars): Don't depend on them.
20296 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
20297 * exec-tool.in: New.
20299 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
20301 * doc/invoke.text (--help): Document --help=common.
20303 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
20305 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
20307 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20309 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
20310 * genemit.c (main): Emit #include "integrate.h".
20311 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
20312 (LOADGP_RTP): New mips_loadgp_style.
20313 * config/mips/mips.h: Include config/vxworks-dummy.h.
20314 (TARGET_RTP_PIC): New macro.
20315 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
20316 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
20317 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
20318 for TARGET_RTP_PIC.
20319 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
20320 -mvxworks-pic when using -mrtp and a PIC option.
20321 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
20323 (mips_symbolic_constant_p, mips_symbolic_address_p)
20324 (mips_symbol_insns): Handle SYMBOL_HALF.
20325 (override_options): Warn about -G and -mrtp being used together.
20326 Initialize mips_lo_relocs[SYMBOL_HALF].
20327 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
20328 (mips_emit_loadgp): Handle LOADGP_RTP.
20329 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
20330 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
20331 (tablejump): Handle function-relative case table entries if
20333 * config/mips/predicates.md (symbol_ref_operand): New predicate.
20335 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20337 * config/mips/mips.md (load_call<mode>): Allow any general register.
20339 (sibcall_value_internal, sibcall_value_multiple_internal)
20340 (call_value_internal, call_value_split, call_value_multiple_internal)
20341 (call_value_multiple_split): Remove constraints from operand 0.
20343 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20345 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
20346 rather than loadgp_noshared.
20347 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
20348 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
20350 * config/mips/mips.md (loadgp): Rename to...
20351 (loadgp_newabi): ...this.
20352 (loadgp_noshared): Rename to...
20353 (loadgp_absolute): ...this.
20355 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20357 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
20358 false for locally-binding symbols.
20359 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
20361 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20363 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
20364 (SYMBOL_GOT_PAGE_OFST): ...this.
20365 (SYMBOL_GOT_GLOBAL): Rename to...
20366 (SYMBOL_GOT_DISP): ...this.
20367 (SYMBOL_GOTOFF_GLOBAL): Rename to...
20368 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
20369 * config/mips/mips.c (mips_global_symbol_p): New function.
20370 (mips_symbol_binds_local_p): Likewise.
20371 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
20372 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
20373 mips_global_symbol_p and mips_symbol_binds_local_p.
20374 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
20375 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
20376 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
20377 SYMBOL_GOTOFF_DISP.
20378 (mips_ok_for_lazy_binding_p): New function.
20379 (mips_load_call_address, mips_expand_call): Use it.
20380 (mips_dangerous_for_la25_p): Likewise.
20381 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
20382 (*got_disp<mode>): Use got_disp_operand instead of
20383 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
20384 SYMBOL_GOTOFF_GLOBAL.
20385 (*got_page<mode>): Use got_page_ofst_operand instead of
20387 * config/mips/predicates.md (const_call_insn_operand): Use
20388 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
20389 (global_got_operand): Rename to...
20390 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
20392 (local_got_operand): Rename to...
20393 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
20394 of SYMBOL_GOT_LOCAL.
20396 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20398 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
20399 TARGET_CALL_CLOBBERED_GP.
20400 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20401 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
20402 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
20403 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
20404 of TARGET_ABICALLS && !TARGET_NEWABI.
20405 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20406 * config/mips/mips.c (mips_load_call_address): Check
20407 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20408 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20409 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20410 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
20411 TARGET_ABICALLS && TARGET_NEWABI.
20412 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
20414 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
20415 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
20416 TARGET_ABICALLS && TARGET_NEWABI.
20417 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
20418 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
20419 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
20420 whether indirect calls must use $25.
20421 (mips_extra_live_on_entry): Check TARGET_GOT instead of
20423 * config/mips/mips.md (jal_macro): Check flag_pic and
20424 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
20425 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
20426 instead of TARGET_ABICALLS.
20427 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
20428 TARGET_ABICALLS && TARGET_OLDABI.
20429 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20430 (sibcall): In the comment above the define_insn, mention
20431 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
20432 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
20433 instead of TARGET_ABICALLS.
20435 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
20437 * doc/md.texi (Blackfin family constraints): Document PA and PB.
20438 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
20439 (MACFLAGS_MATCH_P): New macro.
20440 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
20441 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
20442 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
20443 the other MACFLAG constants.
20444 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
20445 (flag_machi): Tighten constraints. Renumber some of the operands.
20446 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
20448 (flag_machi_parts_acconly): New pattern.
20449 (flag_macinithi): Tighten constraints. Allow any accumulator to be
20451 (flag_macinit1hi): Tighten constraints.
20452 (flag_mul_macv2hi_parts_acconly): New pattern.
20454 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
20455 Use a more efficient implementation.
20456 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
20457 inline sequences when not optimizing for size.
20459 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
20460 movhi_high2low): Delete, merge functionality into...
20461 (packv2hi): ... this pattern.
20463 2007-02-11 Jie Zhang <jie.zhang@analog.com>
20464 * config/bfin/bfin.opt (msim): New option.
20465 (mcpu=): New option.
20466 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
20467 (bfin_cpu_t): Typedef of enum bfin_cpu.
20468 (bfin_cpu_type): New declaration.
20469 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
20470 -msim and -mcpu= options.
20471 (LIB_SPEC): Likewise.
20472 * config/bfin/bfin.c (bfin_cpu_type): Define.
20473 (bfin_handle_option): Handle -mcpu= option.
20474 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
20475 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
20476 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
20478 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20480 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
20481 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
20482 (powerpc-wrs-vxworksae): Use ${tm_file}.
20483 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
20484 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
20485 * config/i386/vx-common.h: New file.
20487 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20489 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
20492 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
20494 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
20497 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
20501 * c-common.c (c_build_qualified_type): Set canonical type
20504 2007-04-12 Richard Guenther <rguenther@suse.de>
20506 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
20507 lower bound and element size if lower bound is not zero
20508 or either of the ARRAY_REF operands is set.
20510 2007-04-12 Richard Guenther <rguenther@suse.de>
20512 PR tree-optimization/24689
20513 PR tree-optimization/31307
20514 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
20516 * gimplify.c (canonicalize_addr_expr): To be consistent with
20517 gimplify_compound_lval only set operands two and three of
20518 ARRAY_REFs if they are not gimple_min_invariant. This makes
20519 it never at this place.
20520 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
20522 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20524 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
20525 null before emitting a .nsubspa directive.
20527 2007-04-11 Diego Novillo <dnovillo@redhat.com>
20529 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
20530 need_to_partition_p if there are no memory statements in the
20533 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20535 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
20536 (gcd_of_steps_may_divide_p): New function.
20537 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
20539 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20541 * reload.c (find_reloads_toplev, find_reloads_address,
20542 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
20543 not a pointer equality test, to decide if we need to call
20544 push_reg_equiv_alt_mem.
20546 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
20548 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
20549 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
20551 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
20553 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20555 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
20556 vector to be positive.
20558 2007-04-11 Diego Novillo <dnovillo@redhat.com>
20562 * doc/invoke.texi: Document --params max-aliased-vops and
20564 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
20565 debug_memory_partitions): Move to tree-flow.h
20566 * params.h (AVG_ALIASED_VOPS): Define.
20567 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
20569 (mp_info_t): Likewise.
20570 (get_mem_sym_stats_for): New.
20571 (set_memory_partition): Move from tree-flow-inline.h.
20572 (mark_non_addressable): Only clear the set of symbols for the
20573 partition if it exists.
20574 (dump_memory_partitions): Move from tree-ssa-operands.c
20575 (debug_memory_partitions): Likewise.
20576 (need_to_partition_p): New.
20577 (dump_mem_ref_stats): New.
20578 (debug_mem_ref_stats): New.
20579 (dump_mem_sym_stats): New.
20580 (debug_mem_sym_stats): New.
20581 (update_mem_sym_stats_from_stmt): New.
20582 (compare_mp_info_entries): New.
20583 (mp_info_cmp): Call it.
20584 (sort_mp_info): Change argument to a list of mem_sym_stats_t
20586 (get_mpt_for): Move from tree-ssa-operands.c.
20587 (find_partition_for): New.
20588 (create_partition_for): Remove.
20589 (estimate_vop_reduction): New.
20590 (update_reference_counts): New.
20591 (build_mp_info): New.
20592 (compute_memory_partitions): Refactor.
20593 Document new heuristic.
20594 Call build_mp_info, update_reference_counts,
20595 find_partition_for and estimate_vop_reduction.
20596 (compute_may_aliases): Populate virtual operands before
20597 calling debugging dumps.
20598 (delete_mem_sym_stats): New.
20599 (delete_mem_ref_stats): New.
20600 (init_mem_ref_stats): New.
20601 (init_alias_info): Call it.
20602 (maybe_create_global_var): Remove alias_info argument.
20603 Get number of call sites and number of pure/const call sites
20604 from gimple_mem_ref_stats().
20605 (dump_alias_info): Call dump_memory_partitions first.
20606 (dump_points_to_info_for): Show how many times a pointer has
20608 * opts.c (decode_options): For -O2 set --param
20609 max-aliased-vops to 500.
20610 For -O3 set --param max-aliased-vops to 1000 and --param
20611 avg-aliased-vops to 3.
20612 * fortran/options.c (gfc_init_options): Remove assignment to
20614 * tree-flow-inline.h (gimple_mem_ref_stats): New.
20615 * tree-dfa.c (dump_variable): Dump memory reference
20617 Dump NO_ALIAS* settings.
20618 (referenced_var_lookup): Tidy.
20619 (mem_sym_stats): New.
20620 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
20621 and ORIG are different SSA names for a memory partition.
20622 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
20623 * tree-flow.h (struct mem_sym_stats_d): Define.
20624 (mem_sym_stats_t): Define.
20625 (struct mem_ref_stats_d): Define.
20626 (struct gimple_df): Add field mem_ref_stats.
20627 (enum noalias_state): Define.
20628 (struct var_ann_d): Add bitfield noalias_state.
20629 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
20630 debug_mem_ref_stats, debug_memory_partitions,
20631 debug_mem_sym_stats): Declare.
20632 * tree-ssa-structalias.c (update_alias_info): Update call
20633 sites, pure/const call sites and asm sites in structure
20634 returned by gimple_mem_ref_stats.
20635 Remove local variable IS_POTENTIAL_DEREF.
20636 Increase NUM_DEREFS if the memory expression is a potential
20638 Call update_mem_sym_stats_from_stmt.
20639 If the memory references memory, call
20640 update_mem_sym_stats_from_stmt for all the direct memory
20641 symbol references found.
20642 (intra_create_variable_infos): Set noalias_state field for
20643 pointer arguments according to the value of
20644 flag_argument_noalias.
20645 * tree-ssa-structalias.h (struct alias_info): Remove fields
20646 num_calls_found and num_pure_const_calls_found.
20647 (update_mem_sym_stats_from_stmt): Declare.
20648 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
20649 Set default value to 100.
20650 (PARAM_AVG_ALIASED_VOPS): Define.
20652 2007-04-11 Richard Guenther <rguenther@suse.de>
20654 PR middle-end/31530
20655 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
20656 a * -b + c as c - a * b if we honor sign dependent rounding.
20658 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20660 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
20661 bfin_expand_strmov.
20662 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
20663 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
20665 (initialize_trampoline): Don't use old-style function definition.
20666 (bfin_secondary_reload): Mark IN_P argument as unused.
20668 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
20670 PR tree-optimization/31343
20671 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
20672 (build_polynomial_chrec): Return a scalar when the evolution is zero.
20673 * testsuite/gcc.dg/vect/pr31343.c: New.
20675 2007-04-10 Eric Christopher <echristo@apple.com>
20677 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
20678 * config/i386/i386.md (*cmpfp0): Use.
20679 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20680 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20681 (fix_trunc<mode>_i386_fisttp): Ditto.
20682 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20683 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20684 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20685 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20686 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20687 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20688 (unnamed_splitters): Ditto.
20689 * config/i386/i386.c (output_fix_trunc): Assert that
20690 we're not being passed a TFmode operand.
20692 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
20694 PR tree-optimization/31526
20695 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
20696 n_basic_blocks to find newly added blocks.
20698 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
20700 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
20702 (fix_trunc<mode>si_sse): Ditto.
20703 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
20704 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
20705 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
20706 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
20707 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
20708 expander using SSEMODEF mode macro.
20709 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
20710 expander using SSEMODEF mode macro.
20711 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
20712 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
20713 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
20714 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
20715 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
20716 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
20717 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
20718 Macroize insn using X87MODEF mode macro.
20720 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
20722 * config/i386/sse.md (sse2_pinsrw): Removed.
20723 (sse2_pextrw): Renamed to ...
20724 (*sse2_pextrw): This.
20726 2007-04-09 Jan Hubicka <jh@suse.cz>
20729 * config/i386/sse.md
20730 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
20731 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
20732 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
20733 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
20735 2007-04-09 Jan Hubicka <jh@suse.cz>
20737 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
20738 multiple fields of union.
20740 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
20742 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
20743 (create_preheaders): Check that loops are available.
20744 (fix_loop_structure): Clean up, improve comments.
20745 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
20746 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
20748 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
20749 * predict.c (tree_estimate_probability): Do not call
20750 calculate_dominance_info. Call create_preheaders.
20751 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
20752 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
20754 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
20755 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
20756 * tree-cfg.c (tree_split_edge): Make an assert more precise.
20757 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
20760 2007-04-08 Jan Hubicka <jh@suse.cz>
20762 * tree.h (maybe_fold_offset_to_component_ref): Declare.
20763 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
20764 * fold-const.c (fold_unary): Use it.
20766 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
20768 * varasm.c (assemble_variable): Remove call to
20769 lang_hooks.decls.prepare_assemble_variable.
20770 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
20771 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
20772 * langhooks.h (lang_hooks_for_decls): Remove
20773 prepare_assemble_variable.
20775 2007-04-08 Mike Stump <mrs@apple.com>
20777 * config/i386/i386.c: Use inc/dec on Core2.
20779 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
20781 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
20782 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
20783 lhd_tree_inlining_end_inlining): Remove.
20784 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
20785 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
20786 end_inlining hooks.
20787 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
20788 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
20789 lhd_tree_inlining_end_inlining): Remove prototypes.
20790 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
20791 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
20792 LANG_HOOKS_TREE_INLINING_START_INLINING,
20793 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
20795 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
20798 2007-04-08 Anatoly Sokolov <aesok@post.ru>
20801 * config/avr/predicates.md (io_address_operand): Delete predicate.
20802 (low_io_address_operand): Don't use 'mode' argument.
20803 (higth_io_address_operand): Rename ...
20804 (high_io_address_operand): ... to this. Don't use 'mode' argument.
20805 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
20808 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
20810 Revert change removing staticp.
20812 2007-04-07 Anatoly Sokolov <aesok@post.ru>
20815 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
20818 2007-04-07 Bruce Korb <bkorb@gnu.org>
20820 * c.opt: Add -Wformat-contains-nul.
20821 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
20823 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
20824 the NUL byte warning.
20826 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
20828 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
20830 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
20832 * tree.c (staticp): No longer use staticp langhook.
20833 * langhooks.c (lhd_staticp): Removed.
20834 * langhooks.h (struct lang_hooks): Remove staticp.
20835 * c-common.c (c_staticp): Remove.
20836 * c-common.h (c_staticp): Ditto.
20837 * langhooks-defs.h (lhd_staticp): Ditto.
20838 (LHD_HOOKS_STATICP): Ditto
20839 * tree.h (gcc_assert_lowered): New macro.
20841 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
20843 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
20844 argument "reliable".
20845 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
20846 Add argument "reliable". Propagate it through calls.
20847 (infer_loop_bounds_from_undefined): Derive number of iterations
20848 estimates from references in blocks that do not dominate loop latch.
20849 (gcov_type_to_double_int): New function.
20850 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
20851 and expected_loop_iterations_unbounded.
20852 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
20853 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
20854 * tree-data-ref.c (estimated_loop_iterations): Export.
20855 (get_references_in_stmt): Fix -- do not return addresses of local
20857 * cfgloop.h (expected_loop_iterations_unbounded,
20858 estimated_loop_iterations): Declare.
20860 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
20862 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
20864 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
20866 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
20867 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
20868 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
20869 Use output_387_reg_move().
20870 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
20871 expander using X87MODEF12 mode macro.
20872 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
20873 choosing register preferences. Use output_387_reg_move().
20874 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
20875 instead of "x". Use output_387_reg_move().
20876 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
20877 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
20878 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
20879 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
20880 Use output_387_reg_move().
20881 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
20883 (*truncxf?f_i387 splitter): Ditto.
20885 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
20887 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
20888 LANG_HOOKS_SAFE_FROM_P.
20889 * expr.c (safe_from_p): Remove langhook call.
20890 * langhooks.h (lang_hooks): Remove safe_from_p.
20891 (lhd_safe_from_p): Remove prototype.
20892 * langhooks.c (lhd_safe_from_p): Remove.
20894 2007-04-06 Jan Hubicka <jh@suse.cz>
20896 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
20899 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
20901 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
20902 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
20903 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
20904 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
20906 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
20907 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
20909 2007-04-05 Richard Henderson <rth@redhat.com>
20911 * config/alpha/alpha.c (print_operand) [+]: Remove.
20912 (alpha_end_function): Print nop if call at end of function.
20913 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
20914 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
20915 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
20916 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
20917 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
20918 the call pattern. Update peepholes to match.
20920 2007-04-05 Janis Johnson <janis187@us.ibm.com>
20922 * doc/extend.texi (Other Builtins): Add decimal float variants
20924 * builtins.def: Ditto.
20925 * builtins.c (expand_builtin): Ditto.
20927 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
20928 H.J. Lu <hongjiu.lu@intel.com>
20931 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
20932 of V8HImode when calling ix86_binary_operator_ok.
20933 (sse2_pmaddwd): Call ix86_binary_operator_ok.
20934 (sdot_prodv8hi): Operands 1 and 2 must be register.
20936 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20938 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
20939 initialize align to silence bogus warning.
20941 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20943 PR middle-end/22156
20944 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
20946 (struct sra_walk_fns): Remove use_all parameter from use.
20947 (sra_hash_tree): Handle BIT_FIELD_REFs.
20948 (sra_elt_hash): Don't hash bitfld blocks.
20949 (sra_elt_eq): Skip them in parent compares as well. Handle
20951 (sra_walk_expr): Don't maintain or pass down use_all_p.
20952 (scan_use): Remove use_all parameter.
20953 (scalarize_use): Likewise. Re-expand assignment to
20954 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
20955 output, and re-scalarize after output. Don't mark anything
20957 (scalarize_ldst): Adjust.
20958 (scalarize_walk_gimple_modify_statement): Likewise.
20959 (build_element_name_1): Handle BIT_FIELD_REFs.
20960 (instantiate_element): Don't warn for any element whose parent
20961 is used as a whole.
20962 (instantiate_missing_elements_1): Return the sra_elt.
20963 (canon_type_for_field): New.
20964 (try_instantiate_multiple_fields): New.
20965 (instantiate_missing_elemnts): Use them.
20966 (mark_no_warning): Removed.
20967 (generate_one_element_ref): Handle BIT_FIELD_REFs.
20968 (REPLDUP, sra_build_elt_assignment): New.
20969 (generate_copy_inout): Use them.
20970 (generate_element_copy): Likewise. Handle bitfld differences.
20971 (generate_element_zero): Don't recurse for blocks. Use
20972 sra_build_elt_assignment.
20973 (generate_one_element_int): Take elt instead of var. Use
20974 sra_build_elt_assignment.
20975 (generate_element_init_1): Adjust.
20976 (scalarize_use, scalarize_copy): Use REPLDUP.
20977 (scalarize_ldst): Move assert before dereference.
20978 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
20980 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
20982 * regmove.c: Fix unused variable warnings due to previous commit.
20984 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
20986 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
20987 (regmove_bb_head): Remove.
20988 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
20989 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
20990 problems with fixup_match_1.
20991 Don't initialize/free regmove_bb_head.
20993 (reg_is_remote_constant_p): If an insn is in the same basic block
20994 but not before INSN, consider it remote, too.
20996 2007-04-05 Anatoly Sokolov <aesok@post.ru>
20999 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
21000 DECL_ASSEMBLER_NAME, not the DECL_NAME.
21002 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
21004 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
21005 (CONDITIONAL_REGISTER_USAGE): Likewise.
21007 2007-04-04 Richard Henderson <rth@redhat.com>
21009 * config/alpha/lib1funcs.asm: Remove unused file.
21011 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21014 * opts.c (print_specific_help): Fix --help=<language>
21016 (common_handle_option): Support --help=common.
21018 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21021 * gcc.c (main): Do not run the linker if
21022 print_subprocess_help indicates that it shouldn't be
21025 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21028 * doc/invoke.texi (--help=): Document <languages> value, fix
21029 formatting in tables of values.
21031 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
21033 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
21034 dllimport attribute of virtual methods.
21036 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
21038 * config/score/crti.asm: Change _bss_start to __bss_start.
21039 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
21040 (OUTGOING_REG_PARM_STACK_SPACE) update.
21041 * config/score/score.opt: add options to make backend support
21042 score5, score5u, score7 and score7d.
21043 * config/score/score.md: Likewise.
21044 * config/score/misc.md: Likewise.
21045 * config/score/mac.md: Likewise.
21046 * doc/invoke.texi: Likewise.
21047 * doc/md.texi: update constraints define.
21049 2007-04-03 Richard Henderson <rth@redhat.com>
21051 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
21052 an appropriate type, use the mode instead.
21054 2007-04-03 Richard Sandiford <richard@codesourcery.com>
21056 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
21057 Set the default --with-arch setting to mips2.
21058 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
21059 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
21060 (MULTILIB_OSDIRNAMES): Delete.
21061 (MULTILIB_DIRNAMES): Define.
21062 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
21063 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
21064 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
21065 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
21066 VXWORKS_OS_CPP_BUILTINS.
21067 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
21068 (MIPS_DEBUGGING_INFO): Undefine.
21069 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
21071 2007-04-03 Jakub Jelinek <jakub@redhat.com>
21073 PR middle-end/30704
21074 * fold-const.c (native_encode_real): Encode real.c provided longs
21075 as a series of 32-bit native integers.
21076 (native_interpret_real): Interpret buffer as a series of 32-bit
21079 2007-04-03 Richard Guenther <rguenther@suse.de>
21081 * genpreds.c (write_insn_constraint_len): Write function
21082 optimized for CONSTRAINT_LEN implementation.
21083 (write_tm_preds_h): Output insn_constraint_len inline and
21084 use it for CONSTRAINT_LEN.
21085 (write_insn_preds_c): Don't output insn_constraint_len.
21086 * doc/md.texi (define_register_constraint): Document multi-letter
21087 constraints shall have the same length if they start with the same
21090 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21093 * config/i386/i386.md (isinf<mode>2): Expand only when
21094 TARGET_C99_FUNCTIONS is set.
21096 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21098 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
21099 (x86_64-*-linux*): Ditto.
21100 * config/i386/i386.opt (mpc): New option.
21101 * config/i386/i386.c (overrride_options): Handle
21102 ix87_precision_string.
21103 * config/i386/crtprec.c: New file.
21104 * config/i386/t-crtpc: Ditto.
21105 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
21106 and -mpc80 options.
21107 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
21108 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
21109 crtprec32.o, crtprec64.o and crtprec80.o.
21111 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
21112 and -mpc80 options.
21113 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
21115 2007-04-02 Eric Christopher <echristo@apple.com>
21117 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
21118 limitations on darwin.
21120 2007-04-02 Anatoly Sokolov <aesok@post.ru>
21123 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
21125 2007-04-02 Dave Korn <dave.korn@artimi.com>
21127 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
21129 2007-04-02 Dave Korn <dave.korn@artimi.com>
21131 * libgcc2.h (exception_descriptor): Don't forward-declare.
21132 (__get_eh_table_language, __get_eh_table_version): Delete
21133 prototypes of long-dead functions.
21135 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
21137 * ebitmap.h: New file
21138 * ebitmap.c: New file
21139 * Makefile.in (ebitmap.o): New target.
21141 2007-04-01 Jan Hubicka <jh@suse.cz>
21143 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
21144 before very first instruction.
21146 2007-04-01 Jan Hubicka <jh@suse.cz>
21148 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
21149 waring on 64bit hosts.
21150 * bitmap.h: Fix typo in bitmap_head_def.
21152 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
21154 PR rtl-optimization/31391
21155 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
21156 into a DELETED_LABEL note, and the label is in an empty basic
21157 block, update BB_END as well as BB_HEAD.
21159 2007-04-01 Richard Henderson <rth@redhat.com>
21161 PR tree-optimization/31169
21162 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
21163 to varying if the range is outside [0, prec-1].
21165 2007-04-01 Richard Sandiford <richard@codesourcery.com>
21168 * config/mips/mips.md (load_const_gp): New insn.
21169 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
21170 the MIPS16 GP pseudo register if no_new_pseudos.
21171 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
21173 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21176 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
21178 (call_value): Likewise.
21180 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
21181 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21184 * doc/invoke.texi: (optimization options): Reword description
21185 of -ffast-math. Document its primary purpose.
21187 2007-03-31 Richard Guenther <rguenther@suse.de>
21189 * omp-low.c (splay-tree.h): Include.
21190 (lookup_decl): Replace splay-tree usage by pointer-map.
21191 (maybe_lookup_decl): Likewise.
21192 (new_omp_context): Likewise.
21193 (delete_omp_context): Likewise.
21194 * gimplify.c (splay-tree.h): Include.
21195 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
21197 (remap_ssa_name): Likewise.
21198 (remap_decl): Likewise.
21199 (remap_type_1): Likewise.
21200 (remap_type): Likewise.
21201 (copy_body_r): Likewise.
21202 (expand_call_inline): Likewise.
21203 (clone_body): Likewise.
21204 (copy_tree_r): Likewise.
21205 (remap_save_expr): Likewise.
21206 (unsave_r): Likewise.
21207 (unsave_expr_now): Likewise.
21208 (tree_function_versioning): Likewise.
21209 (build_duplicate_type): Likewise.
21210 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
21211 (struct copy_body_data): Replace splay-tree by pointer-map.
21212 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
21213 not $(SPLAY_TREE_H).
21214 (gimplify.o): Depend on $(SPLAY_TREE_H).
21215 (omp-low.p): Likewise.
21217 2007-03-31 Anatoly Sokolov <aesok@post.ru>
21219 * config/avr/predicates.md (even_register_operand,
21220 odd_register_operand): New predicates.
21221 * config/avr/avr.md (movw peephole2): New.
21222 (movw_r peephole2): New.
21224 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
21226 * tree.h (get_signed_or_unsigned_type): New.
21227 * fold-const.c (operand_equal_for_comparison_p): Use
21228 get_signed_or_unsigned_type instead of
21229 lang_hooks.types.signed_or_unsigned_type.
21230 * expr.c (store_expr): Ditto.
21231 * langhooks.c (get_signed_or_unsigned_type): New.
21232 (lhd_signed_or_unsigned_type): New.
21233 * langhooks.h (lhd_signed_or_unsigned_type): New.
21234 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
21236 2007-03-30 Richard Henderson <rth@redhat.com>
21238 * tree-ssa-loop-ivopts.c: Include target.h.
21239 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
21240 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
21241 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
21242 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
21244 2007-03-30 Richard Henderson <rth@redhat.com>
21245 Kai Tietz <kai.tietz@onevision.com>
21247 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
21248 default for 64-bit.
21249 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
21250 (TARGET_64BIT_MS_ABI): New.
21251 (DBX_REGISTER_NUMBER): Handle 64-bit.
21252 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
21253 (LONG_TYPE_SIZE): Force to 32.
21254 (REG_PARM_STACK_SPACE): New.
21255 (OUTGOING_REG_PARM_STACK_SPACE): New.
21256 (REGPARM_MAX, SSE_REGPARM_MAX): New.
21257 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21258 (STACK_BOUNDARY): Use 128 for 64-bit.
21259 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
21260 Add 64-bit implementation.
21261 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
21263 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
21264 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
21265 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
21266 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
21267 (ix86_handle_cconv_attribute): Don't warn when ignoring if
21268 TARGET_64BIT_MS_ABI.
21269 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
21270 (ix86_pass_by_reference): Likewise.
21271 (ix86_function_value_regno_p): Likewise.
21272 (ix86_build_builtin_va_list): Likewise.
21273 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
21274 (function_arg_advance_ms_64): New.
21275 (function_arg_advance): Call it.
21276 (function_arg_ms_64): New.
21277 (function_arg): Call it.
21278 (function_value_ms_64): New.
21279 (ix86_function_value_1): Call it.
21280 (return_in_memory_ms_64): New.
21281 (ix86_return_in_memory): Call it.
21282 (setup_incoming_varargs_ms_64): New.
21283 (ix86_setup_incoming_varargs): Call it.
21284 (ix86_expand_prologue): Handle 64-bit stack probing.
21285 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
21286 (output_pic_addr_const): Likewise.
21287 (x86_this_parameter): Likewise.
21288 (x86_output_mi_thunk): Likewise.
21289 (x86_function_profiler): Likewise.
21290 (TARGET_STRICT_ARGUMENT_NAMING): New.
21291 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
21292 (TARGET_64BIT_MS_ABI): New.
21293 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
21294 * config/i386/i386.md (allocate_stack_worker): Remove.
21295 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
21296 describe the clobber of eax without a match_scratch.
21297 (allocate_stack_worker_postreload): Remove.
21298 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
21299 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
21300 (allocate_stack_worker_rex64_postreload): Remove.
21301 (allocate_stack): Handle 64-bit.
21302 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
21303 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
21304 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
21305 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
21306 (STANDARD_STARTFILE_PREFIX_1): Likewise.
21307 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
21308 * config.build (x86_64-*-mingw*): New host.
21309 * config.host (x86_64-*-mingw*): New host.
21310 * config.gcc (x86_64-*-mingw*): New target.
21311 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
21313 2007-03-30 Richard Henderson <rth@redhat.com>
21314 Kai Tietz <kai.tietz@onevision.com>
21316 * c-pragma.c (struct def_pragma_macro_value): New.
21317 (struct def_pragma_macro): New.
21318 (pushed_macro_table): New.
21319 (dpm_hash, dpm_eq): New.
21320 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
21321 (init_pragma): Install them.
21322 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21324 2007-03-30 Anatoly Sokolov <aesok@post.ru>
21326 * config/avr/avr.c (avr_override_options): Clear
21327 'flag_delete_null_pointer_checks'.
21329 2007-03-30 Paolo Carlini <pcarlini@suse.de>
21332 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
21333 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
21334 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
21335 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
21336 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
21337 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
21338 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
21340 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
21342 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
21344 * regmove.c: Move all of pass_stack_adjustments from here...
21345 * combine-stack-adj.c: ...to this new file.
21346 * Makefile.in: Add rules for combine-stack-adj.o.
21348 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
21350 PR tree-optimization/31383
21351 * tree-data-ref.c (affine_function_equal_p): Do not require the
21352 vectors to have the same length.
21354 2007-03-30 Jan Hubicka <jh@suse.cz>
21356 PR middle-end/30700
21357 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
21358 availablility; add more sanity checking; ask varpool only about
21361 2007-03-29 Richard Henderson <rth@redhat.com>
21363 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
21364 to decide, but __SIZEOF_LONG_LONG__.
21366 2007-03-29 Richard Henderson <rth@redhat.com>
21368 * emutls.c (struct __emutls_array): New.
21369 (emutls_destroy): Use it instead of casting element 0 from void*.
21370 (__emutls_get_address): Likewise.
21372 2007-03-29 Richard Henderson <rth@redhat.com>
21374 * varasm.c (initializer_constant_valid_p): Don't deny
21375 DECL_DLLIMPORT_P on functions.
21377 * config/i386/cygming.h: Remove function declarations.
21378 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
21379 (ASM_OUTPUT_LABELREF): Remove.
21380 (COMMON_ASM_OP): Remove.
21381 (ASM_OUTPUT_COMMON): Remove.
21382 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
21383 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
21384 (ASM_DECLARE_FUNCTION_NAME): Likewise.
21385 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
21386 Rename from TARGET_ENCODE_SECTION_INFO.
21387 * config/i386/netware.h: Likewise.
21388 * config/i386/i386-protos.h: Update.
21389 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
21390 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
21391 (legitimate_constant_p): Reject dllimports.
21392 (dllimport_map, get_dllimport_decl): New.
21393 (legitimize_dllimport_symbol): New.
21394 (legitimize_address, ix86_expand_move): Use it.
21395 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
21396 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
21397 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
21398 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
21399 * config/i386/predicates.md (constant_call_address_operand): Only
21400 accept symbols; reject dllimport_p symbols.
21401 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
21402 i386_pe_maybe_record_exported_symbol.
21403 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
21404 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
21405 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
21406 trust the setting of DECL_DLLIMPORT_P.
21407 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
21408 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
21409 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
21410 tidy the argument scanning loop.
21411 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
21412 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
21413 (i386_pe_strip_name_encoding): Remove.
21414 (i386_pe_binds_local_p): New.
21415 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
21416 (i386_pe_output_labelref): Remove.
21417 (i386_pe_asm_output_aligned_decl_common): New.
21418 (i386_pe_maybe_record_exported_symbol): Rename from
21419 i386_pe_record_exported_symbol; check for dllexported symbols.
21421 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
21423 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
21424 add comment explaining why vsnprintf cannot be used.
21426 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
21428 PR tree-optimization/30666
21429 * tree.c (build_complex_type): When creating type names for DWARF2
21430 debug info, create TYPE_DECLs for TYPE_NAME instead of
21432 (build_common_tree_nodes_2): Use build_complex_type when building
21433 predefined complex types, to preserve canonical types.
21435 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
21437 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
21438 (noce_get_alt_condition): Look at it to determine whether to
21439 reverse the condition or not.
21440 (noce_get_condition): Substitute the truth for lies.
21441 (noce_find_if_block): Set the then_else_reversed field.
21443 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
21445 * config/fr30/fr30.md (movdi): Do not accept immediates as the
21446 destination of this insn.
21447 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
21448 than calling gen_rtx_SET directly. Use r0 to hold the value of
21449 'address + 4' rather than a stack based temporary which can be
21450 mis-optimized away.
21452 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21454 * config/s390/s390.c (s390_secondary_input_reload_class,
21455 s390_secondary_output_reload_class): Functions removed.
21456 (s390_secondary_reload): New function.
21457 (TARGET_SECONDARY_RELOAD): Target macro defined.
21458 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
21459 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
21460 * config/s390/s390.md ("reload_outti", "reload_outdi",
21461 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
21462 "reload_out<mode>"): Expanders removed.
21463 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
21464 "reload<mode>_nonoffmem_out"): Expanders added.
21466 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21468 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
21469 action if SRC->DEST replacement failed anyway.
21471 2007-03-28 Mike Stump <mrs@apple.com>
21473 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
21474 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
21475 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
21477 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21479 * config.gcc: Accept barcelona as a variant of amdfam10.
21480 * config/i386/i386.c (override_options): Likewise.
21481 * doc/invoke.texi: Likewise.
21483 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
21485 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
21486 offsets for BIT_FIELD_REF and COMPONENT_REF.
21488 2007-03-28 Richard Guenther <rguenther@suse.de>
21490 * tree.c (is_global_var): Move ...
21491 * tree-flow-inline.h (is_global_var): ... here.
21492 * tree.h (is_global_var): Remove declaration.
21494 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
21496 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
21498 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
21499 * config/i386/i386.c (ix86_tune_features): Initialize new
21501 * config/i386/predicates.md (promotable_binary_operator): Use
21502 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
21504 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
21507 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
21509 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
21511 * config/fr30/fr30.md (movsi_internal): Change destination
21512 constraint from m to V and add m to the end.
21514 2007-03-28 Christian Bruel <christian.bruel@st.com>
21516 * config/sh/sh.md (movsi_i): Fix type attribute.
21518 2007-03-28 Christian Bruel <christian.bruel@st.com>
21520 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
21521 (movsf_ie): Likewise.
21523 2007-03-28 Christian Bruel <christian.bruel@st.com>
21525 * config.gcc: Add sh4-300 to multilib.
21526 * config/sh/t-mlib-sh4-300: New file.
21528 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
21530 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
21531 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
21532 fix_trunc<mode>di2.
21533 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
21534 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
21535 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
21536 "fixuns_trunctddi2"): Whitespace fix.
21538 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
21540 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
21541 the definition of struct sh_args.
21542 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
21543 CALL_COOKIE_INT_REG_GET): Likewise.
21545 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
21547 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
21548 transformations are applied successfully.
21550 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
21552 * tree.c (tree_contains_struct): Permit 512 tree codes.
21553 * tree.h (tree_contains_struct): Ditto.
21554 (MAX_TREE_CODES): Ditto.
21555 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
21556 SPARE member to store remaining padding bits.
21558 2007-03-27 Anatoly Sokolov <aesok@post.ru>
21560 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
21563 2007-03-27 Janis Johnson <janis187@us.ibm.com>
21565 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
21566 * configure: Regenerate.
21568 * configure: Regenerate using the correct version of autoconf.
21570 2007-03-27 Anatoly Sokolov <aesok@post.ru>
21572 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
21574 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
21575 regs to "__SP_L__" and "__SP_H__".
21577 2007-03-27 Richard Guenther <rguenther@suse.de>
21579 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
21580 computations with it with a HOST_WIDE_INT variable.
21582 2007-03-26 Mike Stump <mrs@apple.com>
21584 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
21585 objective-c-header, objective-c++-header and objc++-cpp-output
21587 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
21589 2007-03-26 Richard Henderson <rth@redhat.com>
21592 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
21593 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
21594 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
21595 IX86_BUILTIN_PSRLQ128): New.
21596 (ix86_init_mmx_sse_builtins): Add them.
21597 (ix86_expand_builtin): Expand them.
21598 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
21599 operand 2 be TImode.
21600 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
21601 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
21602 _mm_srli_epi64): Mark __B const.
21603 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
21604 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
21605 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
21606 new two-vector shift builtins.
21608 2007-03-26 Ian Lance Taylor <iant@google.com>
21610 PR tree-optimization/31345
21611 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
21612 [+INF, +INF(OVF)] into VARYING.
21614 2007-03-26 Zack Weinberg <zackw@panix.com>
21616 * gengtype-parse.c: New file.
21617 * gengtype-yacc.y: Delete.
21618 * gengtype-lex.l: Don't include gengtype-yacc.h.
21619 Define YY_DECL and yyterminate appropriately for recursive
21620 descent parser. yylval is now a string out-parameter to yylex.
21621 (HWS, EOID): New shorthand.
21622 (IWORD): Add a couple more types.
21623 (yylex): Add a setup stanza. Remove the complex rules for
21624 detecting GTY'ed types and typedefs; replace with simple
21625 keyword detectors. Adjust everything for the changed
21626 definition of yylval. Ignore all pp-directives, not just #define.
21628 (parse_file): Rename yybegin; do not call yyparse.
21630 * gengtype.c (xasprintf): Export again.
21631 (this_file): New. Use everywhere __FILE__ was being used.
21632 (get_lang_bitmap): Special case types defined in gengtype.c.
21633 (do_typedef, new_structure): Suppress definition of certain types.
21634 (new_structure): Improve diagnostics of duplicate definitions.
21635 Make sure location_s is associated with input.h.
21636 (nreverse_pairs, define_location_structures): New functions.
21637 (main): Improve tagging of kludge types. Remove old kludges
21638 for input.h types; use define_location_structures.
21639 * gengtype.h: Update prototypes. Define token codes here.
21640 * Makefile.in: Remove all references to gengtype-yacc.
21641 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
21643 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
21644 add GTY((skip)) to the field that's only conditionally there.
21645 * doc/install.texi: Document that Bison is no longer required
21646 unless building treelang.
21648 * gengtype.c: Don't include gtyp-gen.h.
21649 (srcdir): Declare here.
21650 (base_files, lang_dir_names): Allocate dynamically.
21651 (gt_files, num_gt_files, num_lang_dirs): New globals.
21652 (measure_input_list, read_input_line, read_input_list)
21653 (set_lang_bitmap): New functions.
21654 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
21655 simplify, relying on read_input_list to set up the bitmaps.
21656 (main): Arguments are no longer unused. Check for correct number
21657 of command line arguments, set srcdir and srcdir_len, then call
21658 read_input_list, before doing anything else. No need to worry
21659 about duplicates in main loop.
21660 * configure.ac: Simplify the calculation of all_gtfiles.
21661 Put language tags in there. Don't set or substitute
21662 all_gtfiles_files_langs or all_gtfiles_files_frags.
21663 * Makefile.in: Revamp the way gengtype is invoked, now that it
21664 takes a file on its command line with a much simpler format.
21665 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
21666 (GTFILES): Remove duplicates and C source files.
21667 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
21668 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
21669 * configure: Regenerate.
21671 * gengtype.h: Remove all type definitions to gengtype.c; leave
21672 only definitions of options_p, type_p, and pair_p as opaque
21673 pointers. Update prototypes.
21674 * gengtype.c: Many type definitions moved here from gengtype.h.
21675 Consolidate type definitions at the top of the file.
21676 (xvasprintf): Delete.
21677 (xasprintf): Make static.
21678 (create_nested_pointer_option): Add 'next' parameter.
21679 (create_field_all, create_field_at): New functions.
21680 (create_field): Now a thin wrapper around create_field_all.
21681 (create_optional_field): Rename create_optional_field_ and add
21682 line argument. Original name is now a macro which supplies
21684 (oprintf): Use vsnprintf directly.
21685 (close_output_files): Use fatal rather than perror/exit.
21686 (note_def_vec, note_def_vec_alloc): Use create_field_at.
21687 (main): Set progname. Don't use exit.
21688 * gengtype-yacc.y (struct_fields): Use create_field_at.
21689 (option, optionseqopt): Delete.
21690 (optionseq): Consolidate productions from option here so we
21691 can use the first argument to create_option.
21693 * gengtype-lex.l: Distinguish unions from structures in the
21694 token type. Don't call find_structure; return the tag as a string.
21695 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
21696 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
21697 string. Reorganize typedef_struct production accordingly.
21698 Use create_nested_ptr_option.
21699 * gengtype.c (create_nested_ptr_option): New function.
21700 * gengtype.h: Declare it.
21702 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
21703 (string_type): Don't declare.
21704 (do_scalar_typedef): Declare.
21705 (create_scalar_type): Update prototype.
21706 * gengtype.c (string_type): Make static.
21707 (scalar_nonchar, scalar_char): New.
21708 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
21709 (resolve_typedef): Use scalar_nonchar for error recovery.
21710 (create_scalar_type): Remove name_len field. Return scalar_char
21711 or scalar_nonchar as appropriate.
21712 (adjust_field_type): Look at scalar_is_char boolean to decide whether
21713 to use string_type.
21714 (throughout): Use scalar_nonchar instead of calling
21715 create_scalar_type, whenever possible.
21716 (main): Initialize scalar_char and scalar_nonchar before calling
21718 * gengtype-lex.l: Adjust for removal of second argument to
21719 create_scalar_type. Use yylval.s instead of yylval.t when
21721 * gengtype-yacc.y: Type of SCALAR is string. Call
21722 create_scalar_type from type:SCALAR rule. Adjust for removal of
21723 second argument to create_scalar_type.
21725 * vec.h: Remove all #if IN_GENGTYPE blocks.
21726 Add comment saying that changes may require adjustments to gengtype.
21727 * gengtype.c: Don't include coretypes.h or tm.h.
21728 Add comment to inclusion of errors.h.
21729 (note_def_vec, note_def_vec_alloc): New functions.
21730 * gengtype.h: Declare new functions.
21731 * gengtype-lex.l: Don't include coretypes.h.
21732 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
21734 (update_lineno): Remove unnecessary prototype.
21735 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
21736 (VEC rule): Just return VEC_TOKEN.
21737 * gengtype-yacc.y (VEC_TOKEN): New token type.
21738 (type): Add a production for VEC(a,b).
21739 * Makefile.in: Update dependencies.
21741 * gengtype-lex.l: Remove rules for parsing pointer-to-function
21742 typedefs that use the old PARAMS macro.
21744 * gengtype-lex.l: Remove all rules and states relating to yacc
21746 * gengtype-yacc.y: Similarly.
21747 * gengtype.c (note_yacc_type): Delete function.
21748 * gengtype.h: Update prototypes.
21750 2007-03-26 Joseph Myers <joseph@codesourcery.com>
21752 * tree-pretty-print.c (dump_generic_node): Report precision of
21753 unnamed integer types.
21755 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
21757 * ifcvt.c (noce_try_store_flag_constants): Don't check
21758 no_new_pseudos here.
21759 (noce_try_store_flag_constants): Don't check no_new_pseudos.
21760 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
21761 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
21762 noce_try_sign_mask): Likewise.
21763 (if_convert): Check no_new_pseudos here.
21765 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
21767 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
21768 (noce_get_condition): Handle new then_else_reversed argument.
21769 (noce_init_if_info): Remove, fold into noce_find_if_block.
21770 (noce_process_if_block): Take a struct noce_if_info as the
21771 argument. Don't set up one based on ce_if_info. Update pointer
21772 references accordingly.
21773 (cond_move_process_if_block): Likewise.
21774 (process_if_block): Removed.
21775 (find_if_block): Removed. Move functionality two new functions,
21776 noce_find_if_block and cond_exec_find_if_block.
21777 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
21778 blocks and the symmetric IF-ELSE-JOIN case.
21779 (cond_exec_find_if_block): Also new function mostly based on old
21780 find_if_block and process_if_block.
21781 (find_if_header): Replace find_if_block call with separately
21782 guarded calls to noce_find_if_block and cond_exec_find_if_block.
21783 (find_cond_trap): Update noce_get_condition call.
21784 (dead_or_predicable): Likewise.
21786 2007-03-26 Jakub Jelinek <jakub@redhat.com>
21788 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
21790 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
21791 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
21792 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
21793 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
21794 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
21795 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
21796 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
21797 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
21798 __builtin_ia32_psrad128 builtins.
21800 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
21802 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
21803 * config/i386/constraints.md
21804 (define_constraint "I"): Use IN_RANGE macro.
21805 (define_constraint "J"): Ditto.
21806 (define_constraint "K"): Ditto.
21807 (define_constraint "M"): Ditto.
21808 (define_constraint "N"): Ditto.
21809 (define_constraint "O"): Ditto.
21810 * config/i386/predicates.md
21811 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
21812 (define_predicate "const_0_to_3_operand"): Ditto.
21813 (define_predicate "const_0_to_7_operand"): Ditto.
21814 (define_predicate "const_0_to_15_operand"): Ditto.
21815 (define_predicate "const_0_to_63_operand"): Ditto.
21816 (define_predicate "const_0_to_255_operand"): Ditto.
21817 (define_predicate "const_1_to_31_operand"): Ditto.
21818 (define_predicate "const_2_to_3_operand"): Ditto.
21819 (define_predicate "const_4_to_7_operand"): Ditto.
21821 2007-03-25 David Edelsohn <edelsohn@gnu.org>
21823 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
21824 in SImode for save_world.
21825 * config/rs6000/altivec.md (save_world, restore_world): Convert to
21828 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
21830 PR tree-optimization/30784
21831 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
21834 2007-03-25 Revital Eres <eres@il.ibm.com>
21836 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
21837 Fold movement_possibility function into it.
21839 2007-03-25 David Edelsohn <edelsohn@gnu.org>
21841 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
21842 (load_macho_picbase_{si,di}): Convert to LR hard reg.
21843 (call_indirect_nonlocal_darwin64): Same.
21844 (call_nonlocal_darwin64): Same.
21845 (call_value_indirect_nonlocal_darwin64): Same.
21846 (call_value_nonlocal_darwin64): Same.
21847 (sibcall_nonlocal_darwin64): Same.
21848 (sibcall_value_nonlocal_darwin64): Same.
21849 (sibcall_symbolic_64): Same.
21850 (sibcall_value_symbolic_64): Same.
21851 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
21853 (rs6000_emit_load_toc_table): Same.
21854 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
21855 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
21857 (divss_call): Same.
21858 (divus_call): Same.
21859 (quoss_call): Same.
21860 (quous_call): Same.
21861 (load_toc_v4_pic_si): Same
21862 (load_toc_v4_PIC_1): Same.
21863 (load_toc_v4_PIC_1b): Same.
21864 (call_indirect_aix{32,64}): Same.
21865 (call_value_indirect_aix{32,64}): Same.
21867 (call_value): Same.
21868 (call_local{32,64}): Same.
21869 (call_value_local{32,64}): Same.
21870 (call_indirect_nonlocal_aix{32,64}): Same.
21871 (call_nonlocal_aix{32,64}): Same.
21872 (call_value_indirect_nonlocal_aix{32,64}): Same.
21873 (call_value_nonlocal_aix{32,64}): Same.
21874 (call_indirect_nonlocal_sysv<mode>): Same.
21875 (call_nonlocal_sysv<mode>): Same.
21876 (call_value_indirect_nonlocal_sysv<mode>): Same.
21877 (call_value_nonlocal_sysv<mode>): Same.
21879 (sibcall_local{32,64}): Same.
21880 (sibcall_value_local{32,64}): Same.
21881 (sibcall_nonlocal_aix{32,64}): Same.
21882 (sibcall_value_nonlocal_aix{32,64}): Same.
21883 (sibcall_nonlocal_sysv<mode>): Same.
21884 (sibcall_value): Same.
21885 (sibcall_value_nonlocal_sysv<mode>): Same.
21887 2007-03-24 Paul Brook <paul@codesourcery.com>
21889 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
21890 * config/arm/linux-eabi.h: Remove legacy syscall hack.
21892 2007-03-24 Richard Henderson <rth@redhat.com>
21894 * config/ia64/constraints.md: New file.
21895 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
21896 satisfies_constraint_?.
21897 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
21898 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
21899 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
21900 ia64_output_mi_thunk): Likewise.
21901 (ia64_const_ok_for_letter_p): Remove.
21902 (ia64_const_double_ok_for_letter_p): Remove.
21903 (ia64_extra_constraint): Remove.
21904 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
21905 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
21906 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
21907 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
21908 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
21909 EXTRA_MEMORY_CONSTRAINT): Remove.
21910 * config/ia64/ia64.md: Include constriants.md. Replace
21911 CONST_OK_FOR_? with satisfies_constraint_?.
21913 2007-03-23 Michael Meissner <michael.meissner@amd.com>
21914 H.J. Lu <hongjiu.lu@intel.com>
21916 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
21918 (name macros): Use DPD_BID_NAME to convert names properly.
21920 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
21921 decimal floating point format.
21922 (init_floating_libfuncs): Change decimal functions so that they
21923 have a "bid_" prefix if the decimal system uses the BID format,
21924 and "dpd_" prefix if the decimal system uses the DPD format.
21925 (init_interclass_conv_libfuncs): Ditto.
21926 (init_intraclass_conv_libfuncs): Ditto.
21928 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
21929 using the BID format.
21931 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
21932 whether we are using the BID decimal format.
21933 * configure: Regenerate.
21935 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
21936 the compiler has decimal floating point enabled. Define
21937 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
21940 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
21941 using the BID format.
21943 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
21944 whether we are using the BID decimal format.
21945 * configure: Regenerate.
21947 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
21948 the compiler has decimal floating point enabled. Define
21949 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
21952 * doc/install.texi (--enable-decimal-float): Document BID and DPD
21953 options, and that it is enabled for i386/x86_64 systems.
21955 * Makefile.in (enable_decimal_float): New.
21957 (DECNUMINC): Add -I$(DECNUMFMT).
21958 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
21959 to $(DECNUMFMT) from $(DECNUM).
21961 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
21962 Substitute enable_decimal_float.
21963 * configure: Regenerated.
21966 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
21969 * configure.ac: Enable decimal float for x86_64-*-linux*.
21970 * configure: Regenerated.
21973 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
21974 decimal128ClearSign to flip and clear the sign bit in decimal128.
21975 (decimal_real_maxval): Set decimal128SetSign to set the sign
21978 2007-03-23 Ian Lance Taylor <iant@google.com>
21980 * fold-const.c (fold_binary): Correct warning for X - c >= X.
21982 2007-03-23 Ian Lance Taylor <iant@google.com>
21984 * tree-dump.c (dump_files): Correct comment.
21986 2007-03-23 Ian Lance Taylor <iant@google.com>
21988 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
21990 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
21992 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
21993 in cfglayout mode. Don't go into and out of cfglayout mode.
21994 Link the blocks in the order of the constructed traces.
21995 (rest_of_handle_tracer): Adjust call to tracer.
21996 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
21997 Don't go into cfglayout mode.
21998 (rtl_loop_done): Don't go out of cfglayout mode.
21999 * cfglayout.c (relink_block_chain): New function, split out from...
22000 (fixup_reorder_chain): ...here. Remove redundant checking.
22001 (cfg_layout_finalize): Don't clear the header, footer, and aux
22002 fields here, move the code to do so to relink_block_chain. Likewise
22003 for free_original_copy_tables.
22004 * rtl.h (tracer): Update prototype.
22005 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
22006 Assert we are in cfglayout mode. Don't go into and out of cfglayout
22007 mode. Use relink_block_chain to serialize the CFG according to the
22008 new basic block order. Move targetm.cannot_modify_jumps_p check from
22010 (gate_handle_reorder_blocks): ...to here.
22011 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
22013 (gate_duplicate_computed_gotos): ...to here.
22014 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
22015 something always changes when going into and out of cfglayout mode.
22016 Perform an expensive cfg cleanup while going into cfglayout mode.
22017 Always update liveness information on HAVE_conditional_execution
22018 targets. Reserialize the basic blocks and go out of cfglayout mode.
22019 * reg-stack.c: Include cfglayout.h.
22020 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
22021 the call to reorder_basic_blocks.
22022 * basic-block.h (reorder_basic_blocks): Update prototype.
22023 (relink_block_chain): New prototype.
22024 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
22026 2007-03-23 Joseph Myers <joseph@codesourcery.com>
22028 * config/mips/mips.md (type, hazard, *movdi_32bit,
22029 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
22030 *movhi_internal, *movqi_internal, *movsf_hardfloat,
22031 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
22032 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
22033 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
22035 (movcc): Change first xfer to multi.
22036 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
22037 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
22038 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
22039 config/mips/generic.md: Change reservations using "xfer" to use
22041 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
22042 using match_operand.
22043 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
22044 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
22046 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
22048 2007-03-22 Richard Henderson <rth@redhat.com>
22050 * config/i386/i386.c: Remove unnecessary function declarations.
22051 Move targetm definition, and all related macros, to the end of
22052 the file. Resort some functions to put definitions before uses.
22053 (ix86_attribute_table): Make static. Move to end of file.
22054 (ix86_gimplify_va_arg): Make static.
22056 2007-03-22 Richard Henderson <rth@redhat.com>
22058 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
22059 don't increase local_regparm with force_align_arg_pointer check.
22060 (ix86_function_sseregparm): Assert 32-bit.
22061 (type_has_variadic_args_p): New.
22062 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
22063 type_has_variadic_args_p.
22064 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
22065 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
22066 use memset instead. Do maybe_vaarg check first; skip attribute
22067 tests if true; skip attribute tests for 64-bit.
22068 (construct_container): Remove TARGET_DEBUG_ARG.
22069 (function_arg_advance_32, function_arg_advance_64): Split out ...
22070 (function_arg_advance): ... from here.
22071 (function_arg_32, function_arg_64): Split out ...
22072 (function_arg): ... from here.
22073 (ix86_pass_by_reference): Tidy.
22074 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
22075 (function_value_32): New, from parts of ix86_function_value
22076 and ix86_value_regno.
22077 (function_value_64): New, from parts of ix86_function_value
22078 and ix86_libcall_value.
22079 (ix86_function_value_1): New.
22080 (ix86_function_value, ix86_libcall_value): Use it.
22081 (return_in_memory_32, return_in_memory_64): Split out ...
22082 (ix86_return_in_memory): ... from here.
22083 (ix86_struct_value_rtx): Skip for 64-bit.
22084 (ix86_libcall_value, ix86_value_regno): Remove.
22085 (setup_incoming_varargs_64): Split out ...
22086 (ix86_setup_incoming_varargs): ... from here.
22087 (ix86_va_start): Remove TARGET_DEBUG_ARG.
22088 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
22089 * config/i386/i386-protos.h (ix86_function_value): Remove.
22090 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
22092 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22095 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
22096 infinities not supported, otherwise emit warning if -Woverflow. On
22097 underflow, emit warning if -Woverflow.
22098 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
22100 * real.h (real_from_string): Update declaration
22102 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
22103 Richard Henderson <rth@redhat.com>
22105 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
22106 * calls.c (compute_argument_block_size, expand_call,
22107 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
22108 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
22109 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
22110 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
22111 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
22112 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
22113 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
22114 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
22117 2007-03-22 Joseph Myers <joseph@codesourcery.com>
22119 * c-incpath.c (add_sysroot_to_chain): New.
22120 (merge_include_chains): Add sysroot argument. Call
22121 add_sysroot_to_chain if sysrooted.
22122 (register_include_chains): Update call to merge_include_chains.
22123 * doc/cppopts.texi: Document use of '=' in include directory
22126 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
22128 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
22129 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
22130 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
22131 insn pattern using X87MODEF12 mode macro.
22133 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
22135 * regmove.c (regmove_optimize): Use reg_mentioned_p
22136 instead of reg_overlap_mentioned_p for DST.
22138 2007-03-21 Mike Stump <mrs@apple.com>
22140 * c.opt: Fixup for Objective-C/C++.
22142 2007-03-21 Steve Ellcey <sje@cup.hp.com>
22144 * explow.c (convert_memory_address): Fold memory reference when
22145 POINTERS_EXTEND_UNSIGNED < 0
22147 2007-03-21 Richard Henderson <rth@redhat.com>
22150 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
22151 * config/i386/mmintrin.h (__m64): Likewise.
22152 * config/i386/xmmintrin.h (__m128): Likewise.
22154 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22156 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
22157 (VXWORKS_OS_CPP_BUILTINS): Define.
22158 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
22159 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
22161 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22163 * rtl.h (constant_pool_reference_p): Delete.
22164 (find_constant_src): Declare.
22165 * rtlanal.c (find_constant_src): New function.
22166 * simplify-rtx.c (constant_pool_reference_p): Delete.
22167 * config/i386/i386.md: Use find_constant_src instead of
22168 constant_pool_reference_p/avoid_constant_pool_reference pairs.
22170 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22172 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
22173 * c-cppbuiltin.c (c_cpp_builtins): Define them.
22175 2007-03-20 Mark Mitchell <mark@codesourcery.com>
22177 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
22178 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
22179 (arm_elf_asm_constructor): Use it.
22180 (arm_elf_asm_destructor): New function.
22182 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
22184 * jump.c (mark_jump_label): Treat SEQUENCE specially.
22186 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
22188 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
22190 2007-03-19 Andrew Haley <aph@redhat.com>
22192 PR tree-optimization/31264
22193 * tree-vrp.c (register_edge_assert_for_1): Don't look though
22194 VIEW_CONVERT_EXPRs.
22196 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
22198 PR rtl-optimization/30907
22199 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
22200 (fwprop_init): Always call loop_optimizer_initialize.
22201 (fwprop_done): Always call loop_optimizer_finalize.
22202 (fwprop): We always have loop info now.
22203 (gate_fwprop_addr): Remove.
22204 (pass_fwprop_addr): Use gate_fwprop as gate.
22206 PR rtl-optimization/30841
22207 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
22208 df_chain_alloc): Call df_reorganize_refs unconditionally.
22209 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
22210 refs_organized to refs_organized_size.
22211 (df_ref_create_structure): Use refs_organized_size instead of
22212 bitmap_size if refs had been organized, and keep refs_organized_size
22214 * df.h (struct df_ref_info): Change refs_organized to
22215 refs_organized_size.
22216 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
22219 2007-03-19 Mark Mitchell <mark@codesourcery.com>
22221 * except.c (output_function_exception_table): Do not reference the
22222 EH personality routine for functions that do not require an
22225 2007-03-20 Jakub Jelinek <jakub@redhat.com>
22228 * c-typeck.c (convert_for_assignment): Call comptypes for
22229 RECORD_TYPE or UNION_TYPE.
22231 PR inline-asm/30505
22232 * reload1.c (reload): Do invalid ASM checking after
22233 cleanup_subreg_operands.
22235 2007-03-19 Jeff Law <law@redhat.com>
22237 * tree-cfg.c (find_taken_edge): Tighten conditions for
22238 optimizing computed gotos.
22240 2007-03-19 Michael Matz <matz@suse.de>
22242 * builtins.c (expand_builtin_sync_operation,
22243 expand_builtin_compare_and_swap,
22244 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
22247 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
22248 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
22251 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22253 * doc/tm.texi: Add brackets around the return type of
22254 TARGET_SECONDARY_RELOAD.
22256 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
22257 Richard Guenther <rguenther@suse.de>
22259 PR tree-optimization/31254
22260 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22261 Use handled_component_p () where appropriate. Continue
22262 propagating into the rhs if we propagated into an INDIRECT_REF
22265 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22267 * config/s390/s390.md (op_type attribute): RRR instruction type added.
22268 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
22269 (xde, xdee): Mode attributes adjusted to support DFP modes.
22270 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
22271 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
22272 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
22273 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
22274 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
22275 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22276 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
22278 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
22279 "movsf"): Insn definitions removed.
22280 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
22281 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
22282 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
22284 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
22285 "reload_in<mode>", "reload_out<mode>"): Expander added.
22286 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
22289 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22291 * config/s390/s390.md: Only non-functional changes. Renamed
22292 FPR mode macro to BFP all over the file.
22294 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22296 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
22297 (op_type attribute): RRF instruction type added.
22298 (fT0): New mode attribute.
22299 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22300 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
22301 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
22302 instruction no secondary memory is needed when moving DFmode values
22303 between GPRs and FPRs.
22305 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22307 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
22308 inverted and documentation adjusted.
22309 ("mhard-dfp", "msoft-dfp"): New options.
22310 * config/s390/s390.c (s390_handle_arch_option): New architecture
22312 (override_options): Sanity checks for the new options added.
22313 * config.gcc: New architecture switch: z9-ec.
22314 * config/s390/s390.h (processor_flags): PF_DFP added.
22315 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
22316 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
22317 when the bit is NOT set so remove it from the defaults.
22319 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22321 * genemit.c (main): Print include statement for dfp.h.
22322 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
22325 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22327 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
22329 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
22332 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
22333 instead of PATTERN.
22335 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22337 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
22338 attr_length_call, output_call, output_indirect_call): Cleanup
22339 formatting of targetm calls.
22341 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22343 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
22345 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22347 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
22348 reservation, bypass and anti-bypass descriptions for these
22349 instructions. Update move patterns.
22350 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
22353 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
22355 * tree-vect-transform.c (get_initial_def_for_induction): Replace
22356 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
22357 (get_initial_def_for_reduction): Likewise.
22359 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
22361 Fix PR tree-optimization/29922
22362 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
22363 (get_representative): Removed.
22364 (value_dies_in_block_x): Update for rvuse removal.
22365 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
22366 (compute_antic_aux): Handle when PHI nodes appear in
22367 non-single-successors.
22368 (dump_bitmap_of_names): Removed.
22369 (compute_antic_safe): Renamed and removed rvuse calculation.
22370 Calculate only antic safe.
22371 (insert_into_preds_of_block): Remove assert.
22372 (execute_pre): Update for renamed functions.
22373 (defer_or_phi_translate_block): New function.
22375 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22377 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
22378 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
22380 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
22381 Follow spelling conventions.
22383 * tree-data-ref.h: Remove the prototype for analyze_array.
22385 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
22387 PR tree-optimization/31041
22388 * tree-vect-transform.c (get_initial_def_for_induction): Call
22389 force_gimple_operand.
22391 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
22393 * ipa-type-escape.c (look_for_casts) : Revert code to use
22394 handled_component_p due to ada test a-numaux.adb.
22396 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22398 * final.c (final_scan_insn): Alter the condition of a
22399 conditional trap if we have nonstandard CC.
22401 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22403 * configure.ac: Remove excess quoting from asm line 0 test.
22404 * configure: Rebuilt.
22406 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22408 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
22409 * c-common.c (convert_and_check): Move warning logic to...
22410 (warnings_for_convert_and_check): ...here. Define.
22411 * c-common.h (warnings_for_convert_and_check): Declare.
22413 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22415 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
22416 (output_call): Likewise.
22418 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22420 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
22422 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22424 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
22426 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
22428 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
22429 opteron, athlon-64 and athlon-fx processor_alias_table entries.
22431 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
22433 PR tree-optimization/31183
22434 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
22435 Use double_int instead of unsigned int for representing access_strides.
22436 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
22438 2007-03-16 Richard Guenther <rguenther@suse.de>
22440 PR tree-optimization/31146
22441 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
22442 to allow recursion of forward_propagate_addr_expr.
22443 (forward_propagate_addr_into_variable_array_index): Likewise.
22444 (forward_propagate_addr_expr): Likewise.
22445 (tree_ssa_forward_propagate_single_use_vars): Likewise.
22446 (forward_propagate_addr_expr_1): Recurse on simple copies
22447 instead of propagating into them. Do so for useless conversions
22449 (forward_propagate_addr_expr): Clean up unused statements after
22452 2007-03-16 Richard Guenther <rguenther@suse.de>
22454 * builtins.c (expand_builtin_cexpi): Use the right argument
22455 for the expansion via cexp.
22457 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22459 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
22460 * configure: Rebuilt.
22462 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22465 * dwarf2out.c (force_type_die): Adjust comment.
22466 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
22468 2007-03-15 DJ Delorie <dj@redhat.com>
22470 * config/frv/predicates.md (minmax_operator): Don't check operands
22473 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
22475 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
22476 Update constant estimates of number of iterations.
22477 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
22478 argument renamed to "realistic".
22479 (compute_estimated_nb_iterations): Removed.
22480 (record_niter_bound): New function.
22481 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
22482 call record_nonwrapping_iv with upper = false.
22483 (infer_loop_bounds_from_signedness): Pass upper argument to
22484 record_nonwrapping_iv.
22485 (estimate_numbers_of_iterations_loop): Do not call
22486 compute_estimated_nb_iterations. Record estimate based on profile
22487 information. Initialize the constant estimates of number of
22489 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
22491 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
22492 number of iterations is too small.
22493 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
22494 (EST_NOT_AVAILABLE): Removed.
22495 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
22496 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
22499 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
22501 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
22502 Handle NE_EXPR guards.
22504 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22507 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
22508 Set also -pedantic-errors by default for the preprocessor unless
22509 -fpermissive is given.
22511 2007-03-15 Richard Guenther <rguenther@suse.de>
22513 PR middle-end/29719
22514 PR middle-end/31161
22515 * builtins.c (expand_builtin_cexpi): As a fallback if we
22516 don't have builtins for sincos or cexp create a function
22517 declaration for cexp and expand to a call to that.
22518 (expand_builtin_int_roundingfn): Always fall
22519 back to floor/ceil and its variants even if they may be
22522 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
22524 PR middle-end/31159
22525 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
22526 jump tables, move the call to delete_dead_jumptables from here...
22527 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
22528 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
22529 don't allow merging of blocks that try_redirect_by_replacing_jump
22530 also does not handle when not optimizing.
22532 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
22533 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22535 * config/i386/i386.md (x86_sahf_1): Correctly handle
22538 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
22541 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
22542 x86_64_general_operand as operand[2] predicate. Remove "iF"
22543 from operand constraints and use "e" constraint instead.
22544 (*subti3_1, *subti3_1 splitter): Ditto.
22545 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
22546 operand[1] predicate.
22548 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
22550 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
22551 arrays, multiply the access strides by the size of the sub-array.
22552 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
22554 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
22556 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
22557 the configured assembler supports the sahf mnemonic.
22558 * configure: Regenerate.
22559 * config.in: Regenerate.
22561 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
22562 emit "sahf" or ".byte\t0x9e" as asm template.
22564 2007-03-14 Michael Meissner <michael.meissner@amd.com>
22567 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
22568 option to replace hard coded TARGET_xxx in md file.
22569 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
22570 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
22571 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
22572 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
22573 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
22574 (X86_TUNE_NOT_VECTORMODE): Ditto.
22575 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
22576 (TUNE_AVOID_VECTOR_DECODE): Ditto.
22577 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
22578 (TUNE_SLOW_IMUL_IMM8): Ditto.
22579 (TUNE_MOVE_M1_VIA_OR): Ditto.
22580 (TUNE_NOT_UNPAIRABLE): Ditto.
22581 (TUNE_NOT_VECTORMODE): Ditto.
22583 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
22586 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
22587 tuning options instead of hard coded TARGET_xxx.
22588 (fix ssemode peephole2's): Ditto.
22589 (imul peephole2's): Ditto.
22591 (movdi_or_rex64): Ditto.
22592 (move peephole2): Ditto.
22593 (not peephole2's): Ditto.
22595 2007-03-14 Dirk Mueller <dmueller@suse.de>
22597 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
22598 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
22599 * c-parser.c (c_parser_if_body): Always add an empty statement in case
22601 * c-parser.c (c_parser_do_statement): Warn about empty body in
22602 do/while statement.
22603 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
22604 * doc/invoke.texi (-Wempty-body): Update documentation.
22606 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22609 * c-common.h (warn_for_div_by_zero): Declare.
22610 * c-common.c (warn_for_div_by_zero): Define.
22611 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
22614 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22616 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
22617 to PREFIX and STANDARD_PREFIX.
22619 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22620 Phil Edwards <phil@codesourcery.com>
22622 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
22623 (__gthread_once_t): Remove busy field for RTPs.
22624 (__GTHREAD_ONCE_INIT): Update accordingly.
22626 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22628 * doc/invoke.texi: Document VxWorks options.
22630 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
22632 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
22634 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
22636 PR tree-optimization/30590
22637 * tree-nrv.c (tree_nrv): Check for the partial update of the
22640 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
22642 * flags.h (flag_random_seed): Remove declaration, in favor of...
22643 * toplev.h (get_random_seed, set_random_seed): ... these.
22644 * tree.c (get_file_function_name): Use the former.
22645 * opts.c (common_handle_option): Use the latter.
22648 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
22650 PR middle-end/31127
22651 * cse.c (cse_find_path): Do not bail out if a basic block that
22652 we already visited now becomes part of a path that starts at a
22653 different basic block. Just disallow this, to make sure we
22654 visit each basic block at most once.
22656 2007-03-13 Jan Hubicka <jh@suse.cz>
22658 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
22659 attributes, when profile esitmate is present, calls with very low
22660 frequency are cold.
22662 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
22664 PR tree-optimization/30730
22665 PR tree-optimization/26900
22666 * tree-ssa-loop-niter.c: Include gmp.h.
22667 (bounds): New type.
22668 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
22669 split_to_var_and_offset, determine_value_range,
22670 bound_difference_of_offsetted_base, refine_bounds_using_guard,
22671 bound_difference, bounds_add, bounds_negate,
22672 number_of_iterations_ne_max, dump_affine_iv): New functions.
22673 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
22674 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
22675 difference of initial and final value of control iv to validate
22677 (number_of_iterations_cond): Add loop parameter. Determine bounds
22678 on the difference of the extremes of the control iv. Add dumps.
22679 (expand_simple_operations): Handle phi nodes.
22680 (simplify_using_initial_conditions): Do not record used conditions.
22681 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
22682 Do not set additional_info.
22683 (implies_nonnegative_p, implies_ge_p): Removed.
22684 (derive_constant_upper_bound): Do not use parameter `additional'.
22685 (record_estimate): Parameter `additional' removed. Parameter
22686 `i_bound' added. Do not call derive_constant_upper_bound.
22687 (record_nonwrapping_iv): Use derive_constant_upper_bound to
22688 bound the number of iterations estimate.
22689 (estimate_numbers_of_iterations_loop): Pass the estimate from
22690 the number of iterations analysis to record_estimate.
22691 * tree.h (multiple_of_p): Declare.
22692 * tree-scalar-evolution.c (expression_expensive_p): Removed.
22693 (scev_const_prop): Do not check expression_expensive_p.
22694 * fold-const.c (multiple_of_p): Exported.
22695 * double-int.c (double_int_mask): Exported.
22696 * double-int.h (double_int_mask): Declare.
22697 * tree-flow.h (struct tree_niter_desc): Removed additional_info
22698 field. Added max field.
22700 2007-03-13 David Taylor <taylor@candd.org>
22703 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
22706 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22709 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
22710 two unamed patterns.
22712 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
22714 * config/i386/i386.opt (mcx16, msahf): New options.
22715 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
22716 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
22718 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
22719 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
22720 Output -mcx16 and -msahf options when corresponding bit is set.
22722 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
22723 and -msahf options.
22725 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
22727 * configure.ac: Test for assembler tolerance to # 0 "".
22728 * configure, config.in: Rebuilt.
22729 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
22731 2007-03-13 Geoffrey Keating <geoffk@apple.com>
22733 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
22735 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
22736 (handle_syscall): Handle direct system calls.
22737 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
22739 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
22741 * doc/invoke.texi: Fix cpp.info cross-reference.
22742 * doc/passes.texi: Fix gcc.info cross-reference.
22744 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
22746 PR tree-optimization/30835
22747 * lambda-code.c (can_convert_to_perfect_nest): Check whether
22748 bb_for_stmt is not NULL before accessing it.
22750 2007-03-12 Joseph Myers <joseph@codesourcery.com>
22752 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
22755 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
22758 * doc/install.texi: Document --enable-stage1-languages
22760 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
22762 * tree-pass.h (pass_into_cfg_layout_mode,
22763 pass_outof_cfg_layout_mode): Declare.
22764 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
22765 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
22766 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
22767 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
22769 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
22771 * c-decl.c (warn_variable_length_array): New function.
22772 Refactored from grokdeclarator to handle warn_vla
22773 and handle unnamed array case.
22774 (grokdeclarator): Refactored VLA warning case.
22775 * c.opt (Wvla): New flag.
22776 * doc/invoke.texi (Wvla): New warning.
22778 2007-03-12 Richard Henderson <rth@redhat.com>
22780 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
22781 (TARGET_SECTION_TYPE_FLAGS): New.
22783 2007-03-12 Richard Henderson <rth@redhat.com>
22785 * config/darwin.c (machopic_reloc_rw_mask): New.
22786 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
22787 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
22789 2007-03-12 Mark Mitchell <mark@codesourcery.com>
22791 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
22792 * cppdefault.h (cpp_PREFIX): Document.
22793 (cpp_PREFIX_len): Likewise.
22794 (cpp_EXEC_PREFIX): New variable.
22795 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
22796 * c-incpath.c (add_standard_paths): Correct logic for relocating
22797 paths within prefix.
22799 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
22801 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
22802 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
22804 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
22805 fix_truncdfdi_sse using SSEMODEF mode macro.
22806 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
22807 fix_truncdfsi_sse using SSEMODEF mode macro.
22808 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
22809 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
22811 2007-03-12 Richard Sandiford <richard@codesourcery.com>
22813 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
22814 elfos.h to tm_file.
22816 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
22818 * tree.h : Add multiple_of_p declaration.
22819 * fold-const.c (multiple_of_p): Make multiple_of_p public.
22820 * ipa-type-escape.c (results_of_malloc): Redundant.
22821 (visited_stmts): New. Visited stmt for walk_use_def_chains.
22822 (cast_type): Extended with new members.
22823 (check_cast): Returns cast_type.
22824 (cast): New structure for data of walk_use_def_chains.
22825 (is_malloc_result, is_cast_from_non_pointer_1,
22826 is_cast_from_non_pointer,
22827 is_array_access_through_pointer_and_index): New functions.
22828 (look_for_casts): Returns cast types.
22829 (check_call): Returns void.
22830 (okay_pointer_operation): Use support of pointer plus index,
22831 pointer plus constant and allow all multiplications.
22833 2007-03-11 Richard Guenther <rguenther@suse.de>
22835 PR tree-optimization/31115
22836 * tree-vrp.c (extract_range_from_binary_expr): Make sure
22837 the shift count is positive and non-anti-range for RSHIFT_EXPR.
22838 A shift count of zero is not special as with *_DIV_EXPR.
22839 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
22842 2007-03-11 Ian Lance Taylor <iant@google.com>
22844 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
22845 the *_DIV_EXPR codes correctly with overflow infinities.
22847 2007-03-11 Ira Rosen <irar@il.ibm.com>
22849 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
22850 indicate success/failure of the analysis. Add negation to subtrahend
22851 in case of subtraction. Fail if both operands contain constants.
22852 (create_data_ref): Fail if analyze_offset fails.
22854 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
22856 * config/i386/i386.md (frndintxf2): Rename to ...
22857 (rintxf2): ... this. Remove expander having same name.
22858 (rintsf2, rintdf2): Implement using SSEMODEF macro.
22859 (roundsf2, rounddf2): Ditto.
22860 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
22861 (lround<mode>di2, lround<mode>si2): Ditto.
22863 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
22865 * lower-subreg.c: Include except.h.
22866 (decompose_multiword_subregs): Verify that the only control flow
22867 insns we can split are loads to multi-words pseudos.
22868 Handle breaking such blocks after splitting, instead of calling
22869 find_many_sub_basic_blocks.
22871 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
22872 on the new basic block. Add a lengthy comment explaining why we
22873 thought this was necessary.
22874 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
22876 2007-03-10 Mark Mitchell <mark@codesourcery.com>
22879 * tree.c (walk_type_fields): Recurse into the element type of
22880 ARRAY_TYPEs if there is a pointer set.
22882 2007-03-10 Dirk Mueller <dmueller@suse.de>
22884 * c-common.c (warn_logical_operator): Fix condition.
22886 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
22888 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
22890 * config/darwin.c (machopic_select_section): Remove superfluous
22891 argument in call to categorize_decl_for_section. Remove unused
22894 2007-03-10 Joseph Myers <joseph@codesourcery.com>
22896 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
22898 * configure: Regenerate.
22900 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
22903 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
22904 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
22905 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
22906 Add LABEL_NUSES to emitted label.
22907 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
22908 branch probability value to emitted jump insn.
22909 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
22910 Do not check life information and do not re-arrange input operands
22911 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
22913 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
22915 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
22916 the change of decode_asm_operands.
22918 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
22920 * mode-switching.c (create_pre_exit): Skip blockage insn.
22922 2007-03-09 Diego Novillo <dnovillo@redhat.com>
22924 * tree-pass.h (TODO_update_smt_usage): Remove.
22926 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
22930 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22932 * pa.c (attr_length_call): Revise condition for long
22933 pc-relative branch.
22934 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
22935 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
22936 sequence on SOM target.
22938 2007-03-09 Geoffrey Keating <geoffk@apple.com>
22940 * gcc.c: Document %{, in big comment at top.
22941 (input_suffix_matches): Remove special handling for .s and
22943 (input_spec_matches): New.
22944 (handle_braces): Handle %{,.
22945 (validate_switches): ',' indicates a value which is not a switch.
22946 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
22947 to detect assembler input.
22948 * config/i386/sol2.h (CPP_SPEC): Likewise.
22949 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
22950 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
22951 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
22952 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
22953 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
22954 -m64 causes deployment target to default to 10.5.
22955 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
22957 2007-03-09 Richard Henderson <rth@redhat.com>
22960 * target.h (targetm.asm.out.reloc_rw_mask): New.
22961 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
22962 (TARGET_ASM_OUT): Use it.
22963 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
22964 * varasm.c (categorize_decl_for_section): Remove shlib argument;
22965 use the new reloc_rw_mask target hook instead.
22966 (default_section_type_flags_1): Merge into...
22967 (default_section_type_flags): ... here.
22968 (decl_readonly_section_1): Merge into...
22969 (decl_readonly_section): ... here.
22970 (default_elf_select_section_1): Merge into...
22971 (default_elf_select_section): ... here.
22972 (default_unique_section_1): Merge into...
22973 (default_unique_section): ... here.
22974 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
22975 (default_select_rtx_section): Use it.
22976 (default_elf_select_rtx_section): Likewise.
22977 * output.h: Update to match.
22978 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
22979 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
22980 (TARGET_ASM_RELOC_RW_MASK): New.
22981 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
22982 to categorize_decl_for_section.
22983 (x86_64_elf_unique_section): Likewise.
22984 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
22985 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
22986 (TARGET_ASM_RELOC_RW_MASK): New.
22987 * config/ia64/ia64.c (ia64_rwreloc_select_section,
22988 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
22989 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
22990 (TARGET_RWRELOC): Remove.
22991 (ia64_section_type_flags): Adjust call to default_section_type_flags.
22992 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
22993 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
22994 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
22995 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
22996 (rs6000_xcoff_select_section): Use decl_readonly_section.
22997 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
22998 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
22999 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
23000 (TARGET_SECTION_TYPE_FLAGS): Remove.
23001 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
23003 2007-03-09 Roger Sayle <roger@eyesopen.com>
23005 * fold-const.c (fold_comparison): Remove compile-time evaluation of
23006 complex constant equality/inequality comparisons for here.
23007 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
23008 known at compile-time or can be simplified to a scalar comparison.
23009 (fold_relational_const): Move compile-time evaluation of complex
23010 constant equality/inequality comparisons to here.
23012 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23014 PR rtl-optimization/30643
23015 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
23017 (fold_rtx): Recurse, like before 2006-11-03.
23019 2007-03-09 DJ Delorie <dj@redhat.com>
23021 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
23024 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
23026 PR tree-optimization/30375
23027 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
23028 LHS of statements is not the same.
23029 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
23031 2007-03-09 Chao-ying Fu <fu@mips.com>
23033 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
23035 * doc/invoke.texi (-mdspr2): Document new option.
23036 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
23037 New unspec for DSP REV 2.
23038 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
23039 these instructions are extended in DSP REV 2.
23040 (mips-dspr2.md): Include.
23041 * config/mips/mips.opt (mdspr2): New option.
23042 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
23043 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
23044 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
23045 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
23046 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
23047 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
23048 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
23050 (bdesc_map): Add one field of unsupported_target_flags.
23051 (bdesc_arrays): Update entries to have extra fields. Add
23053 (mips_init_builtins): Initialize new function types.
23054 Check unsupported_target_fileds to filter out builtins.
23055 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
23057 (ASM_SPEC): Pass mdspr2 to the assembler.
23058 * config/mips/mips-dspr2.md: New file.
23060 2007-03-09 Sa Liu <saliu@de.ibm.com>
23062 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
23064 2007-03-09 Ian Lance Taylor <iant@google.com>
23066 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
23067 argument) like -Wstrict-overflow=2.
23068 * doc/invoke.texi (Warning Options): Update documentation.
23070 2007-03-09 Dirk Mueller <dmueller@suse.de>
23073 * doc/invoke.texi (-Wlogical-op): Document.
23074 * common.opt (-Wlogical-op): New.
23075 * c-common.h (warn_logical_operator): Declare.
23076 * c-common.c (warn_logical_operator): Define.
23077 * c-typeck.c (parser_build_binary_op): Call
23078 warn_logical_operator.
23080 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23082 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
23083 * final.c (final_scan_insn): Test for non-"" file name.
23085 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
23087 * doc/loop.texi: Document the Omega linear constraints solver.
23088 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
23089 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
23090 omega-hash-table-size, omega-max-keys, and
23091 omega-eliminate-redundant-constraints.
23092 * tree-pass.h (pass_check_data_deps): Declared.
23095 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
23096 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
23097 pass_check_data_deps): New.
23098 * tree-data-ref.c (init_data_ref): Remove declaration.
23099 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
23100 (analyze_array): Renamed init_array_ref, move up initializations.
23101 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
23102 Removed arguments that are set to NULL.
23103 (analyze_indirect_ref): Correct indentation, correct call to
23105 (object_analysis): Call init_array_ref instead of analyze_array.
23106 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
23107 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
23108 of DR_ACCESS_FNS_ADDR.
23109 (init_omega_eq_with_af, omega_extract_distance_vectors,
23110 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
23111 ddr_consistent_p): New.
23112 (compute_affine_dependence): Check consistency of ddrs when
23113 flag_check_data_deps is passed.
23114 (analyze_all_data_dependences): Uncomment.
23115 (tree_check_data_deps): New.
23116 * tree-data-ref.h: Include omega.h.
23117 (DR_ACCESS_FNS_ADDR): Removed.
23118 (data_dependence_relation): Add inner_loop.
23119 (DDR_INNER_LOOP): New.
23120 * common.opt (fcheck-data-deps): New.
23121 * tree-flow.h (tree_check_data_deps): Declare.
23122 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
23123 (OBJS-common): Depend on omega.o.
23125 * passes.c (pass_check_data_deps): Scheduled.
23126 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
23127 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
23128 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
23129 PARAM_VECT_MAX_VERSION_CHECKS,
23130 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
23132 2007-03-09 Richard Guenther <rguenther@suse.de>
23134 PR tree-optimization/30904
23135 PR middle-end/31058
23136 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
23137 the same way as *_DIV_EXPR.
23139 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23141 * recog.c (decode_asm_operands): No mixed declarations and code.
23143 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23145 * rtl.def (ASM_INPUT): Add location.
23146 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
23147 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
23148 (decode_asm_operands): Add loc operand.
23149 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
23150 * stmt.c (expand_asm): Rename to...
23151 (expand_asm_loc): ... this. Add locus argument. Pass it on to
23152 gen_rtx_ASM_INPUT_loc.
23153 (expand_asm_expr): Adjust.
23154 * recog.c (decode_asm_operands): Add loc operand.
23155 (check_asm_operands, extract_insn): Adjust.
23156 * reload1.c (maybe_fix_stack_asms): Likewise.
23157 * final.c (asm_insn_count): Likewise.
23158 (final_scan_insn): Output # line before and after asm.
23160 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
23162 * tree-ssa-structalias.c (variable_info): Remove
23164 (new_var_info): Ditto.
23165 (shared_bitmap_info_t): New structure.
23166 (shared_bitmap_table): New variable.
23167 (shared_bitmap_hash): New function.
23168 (shared_bitmap_eq): Ditto
23169 (shared_bitmap_lookup): Ditto.
23170 (shared_bitmap_add): Ditto.
23171 (merge_smts_into): Change to take bitmap directly.
23172 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
23173 (init_alias_vars): Init shared bitmap hashtable.
23174 (delete_points_to_sets): Delete shared bitmap hashtable.
23175 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
23176 is_aliased removal as a change that was still necessary was
23179 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
23181 * config/i386/i386.h (override_options): Conditionally disable
23182 x86_sahf for 64bit targets only.
23184 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23187 * c-decl.c (merge_decls): Don't call make_var_volatile.
23188 * varasm.c (make_var_volatile): Remove.
23189 * output.h (make_var_volatile): Remove.
23191 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
23193 PR tree-optimization/31085
23194 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
23196 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23198 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
23199 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
23200 ATTR_CONST_NOTHROW_LIST.
23202 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23205 2007-03-08 Diego Novillo <dnovillo@redhat.com>
23207 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
23209 2007-03-08 Geoffrey Keating <geoffk@apple.com>
23212 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
23214 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
23215 passed, use shared libgcc.
23217 2007-03-08 Roger Sayle <roger@eyesopen.com>
23219 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
23220 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23221 (honor_protect_cleanup_actions, lower_try_finally_switch):
23223 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
23224 ifc_temp_var): Likewise.
23225 * tree-inline.c (setup_one_parameter): Likewise.
23226 * tree-mudflap.c (mf_decl_cache_locals,
23227 mf_build_check_statement_for): Likewise.
23228 * tree-nested.c (init_tmp_var, save_tmp_var,
23229 finalize_nesting_tree_1): Likewise.
23230 * tree-outof-ssa.c (insert_copy_on_edge,
23231 insert_backedge_copies): Likewise.
23232 * tree-profile.c (tree_gen_edge_profiler,
23233 tree_gen_ic_profiler): Likewise.
23234 * tree-scalar-evolution.c (scev_const_prop): Likewise.
23235 * tree-sra.c (sra_build_assignment): Likewise.
23236 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
23237 * tree-ssa-math-opts.c (insert_reciprocals,
23238 execute_cse_sincos_1): Likewise.
23239 * tree-tailcall.c (adjust_accumulator_values,
23240 adjust_return_value): Likewise.
23241 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
23242 * tree-vect-transform.c (vect_create_data_ref_ptr,
23243 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
23244 vect_create_epilog_for_reduction, vectorizable_reduction,
23245 vectorizable_call, vectorizable_conversion,
23246 vectorizable_assignment, vectorizable_operation,
23247 vectorizable_type_demotion, vect_gen_widened_results_half,
23248 vect_permute_store_chain, vectorizable_store,
23249 vect_setup_realignment, vect_permute_load_chain,
23250 vectorizable_load, vectorizable_condition,
23251 vect_create_cond_for_align_checks): Likewise.
23252 * tree-vrp.c (build_assert_expr_for): Likewise.
23254 2007-03-08 Ian Lance Taylor <iant@google.com>
23256 * tree-vrp.c: Include "intl.h".
23257 (usable_range_p): New static function.
23258 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
23259 overflowed values, juts set *strict_overflow_p.
23260 (compare_values): Only return -2 if one of the operands is not a
23262 (compare_ranges): Call usable_range_p.
23263 (compare_range_with_value): Likewise.
23264 (vrp_evaluate_conditional_warnv): Rename from
23265 vrp_evaluate_conditional. Make static. Change all callers.
23266 (vrp_evaluate_conditional): New function.
23267 (simplify_div_or_mod_using_ranges): Issue warning about reliance
23268 on signed overflow.
23269 (simplify_abs_using_ranges): Likewise.
23270 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
23271 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
23272 within_stmt parameter.
23273 * tree-ssa-propagate.c (fold_predicate_in): Update call to
23274 vrp_evaluate_conditional.
23275 * tree-ssa-threadedge.c
23276 (record_temporary_equivalences_from_stmts_at_dest): Change
23277 simplify parameter to take a second tree parameter.
23278 (simplify_control_stmt_condition): Likewise.
23279 (thread_across_edge): Likewise.
23280 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
23281 (thread_across_edge): Likewise.
23282 * Makefile.in (tree-vrp.o): Depend upon intl.h.
23284 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
23286 * config/i386/i386.h (TARGET_SAHF): New define.
23287 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
23288 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
23289 (x86_sahf): New global variable.
23290 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
23291 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
23292 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
23293 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
23295 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
23296 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
23297 when expanding fcomi/sahf based tests.
23298 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
23299 expanding sahf based alternative. Emit sahf based sequence when
23300 optimizing for code size.
23301 * config/i386/i386.md (x86_sahf_1): Do not disable for
23302 TARGET_64BIT, enable for TARGET_SAHF.
23304 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
23306 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
23307 spurious whitespace from error message.
23309 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
23312 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
23314 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
23316 * c-decl.c (grokdeclarator): Disable warnings for anonymous
23318 * tree-sra.c (instantiate_element): Propagate disabled warnings
23319 from the element itself to the created variable.
23321 2007-03-07 Richard Henderson <rth@redhat.com>
23324 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
23325 silently fix up the stack in the case of a missing register.
23327 2007-03-07 Paul Brook <paul@codesourcery.com>
23329 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
23331 2007-03-07 Joseph Myers <joseph@codesourcery.com>
23333 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
23335 (phase1_vrs): Use them.
23336 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
23337 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
23338 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
23339 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
23340 __gnu_Unwind_Restore_WMMXC if required.
23341 (_Unwind_VRS_Pop): Implement iWMMXt support.
23342 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
23343 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
23344 gnu_Unwind_Save_WMMXC): Define.
23346 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23348 * config/vxworks.h (vxworks_override_options): Declare.
23349 (VXWORKS_OVERRIDE_OPTIONS): Use it.
23350 * config/vxworks.c: Include target.h and toplev.h.
23351 (vxworks_override_options): New function.
23352 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
23354 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
23356 * config/s390/s390.c (override_options): Don't emit an error when
23357 -mstack-size is used without providing -mstack-guard.
23358 (s390_emit_prologue): Choose stack_guard value automatically if not
23359 provided via command line.
23360 * doc/invoke.texi: Adjust description of -mstack-guard and
23363 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23365 * config/i386/i386.c (output_set_got): Add a GOT initialization
23366 sequence for VxWorks PIC.
23367 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
23368 around labels as well as symbols. Use gotoff_operand instead
23369 of local_symbolic_operand.
23370 (legitimize_pic_address): Use gotoff_operand instead of
23371 local_symbolic_operand. Use @GOT accesses for labels as
23373 (ix86_output_addr_diff_elt): Use PC-relative rather than
23374 GP-relative offsets for VxWorks PIC.
23375 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
23376 no_new_pseudos. Check whether the returned register is op0.
23377 * config/i386/i386.md (tablejump): Use PC-relative rather than
23378 GP-relative offsets for VxWorks PIC.
23379 * config/i386/predicates.md (gotoff_operand): New predicate.
23381 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23383 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
23385 * config/vxworks-dummy.h: New file.
23386 * config/i386/i386.h: Include it.
23388 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
23390 * dwarf2out.c (is_inlined_entry_point): New
23391 (add_high_low_attributes): Emit DW_AT_entry_pc along with
23392 DW_AT_ranges if the first subblock is the entry point.
23394 2007-03-06 David Daney <ddaney@avtrex.com>
23396 * doc/install.texi (mips-*-*): Change recommended binutils
23399 2007-03-06 Anatoly Sokolov <aesok@post.ru>
23401 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
23402 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
23404 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23405 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
23407 2007-03-06 Jan Hubicka <jh@suse.cz>
23409 * errors.h (warning, error, fatal, internal_error): Mark as cold.
23410 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
23412 (probably_cold_bb_p): Cold functions are cold.
23413 (probably_never_executed_bb_p): Cold functions are cold.
23414 (tree_bb_level_predictions): Predict calls to cold functions as not
23416 (compute_function_frequency): Check hot/cold attributes.
23417 * function.h (function_frequency): Update comments.
23418 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
23419 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
23420 (c_common_att): Add cold and hot.
23422 * doc/extend.texi (hot,cold attributes): Document.
23424 2007-03-06 Andrew Haley <aph@redhat.com>
23426 * function.c (expand_function_end): Move blockage to just after we
23427 emit the label for the naked return from the function.
23429 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23431 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
23434 2007-03-06 Jan Hubicka <jh@suse.cz>
23436 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
23437 loaded for constant large models. Non-large 64bit PIC can do.
23438 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
23439 * cmodel.h: Add LARGE PIC.
23440 * i386.md (UNSPEC_PLTOFF): New.
23441 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
23443 (*call_1_rex64): Disable for large models.
23444 (*call_1_rex64_large): New.
23445 (*call_value_1_rex64): Disable for large models.
23446 (*call_value_1_rex64_large): New.
23447 (set_rip_rex4): New.
23448 (set_got_offset_rex64): New.
23449 * predicates.md (constant_call_address_operand): For large model
23450 constant calls are not possible.
23451 * i386-protos.h (construct_plt_address): Declare.
23452 * i386.c (override_options): Accept large models.
23453 (ix86_expand_prologue): Expand large PIC GOT pointer load.
23454 (legitimate_constant_p): Add new UNSPECs.
23455 (legitimate_pic_operand_p): Likewise.
23456 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
23457 (legitimize_pic_address): Do easy RIP relative way for TLS only for
23459 (output_pic_addr_const): Add PLTOFF.
23460 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
23461 (ix86_expand_move): Legitimize pic address when in PIC mode.
23462 (construct_plt_address): New function.
23463 (ix86_expand_call): Offload the address to register and use GOT
23464 pointer for large model.
23465 * invoke.texi (mcmodel=large): Update documentation.
23467 2007-03-06 Richard Henderson <rth@redhat.com>
23469 * config/i386/i386.c (x86_use_leave, x86_push_memory,
23470 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
23471 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
23472 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
23473 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
23474 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
23475 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
23476 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
23477 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
23478 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
23479 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23480 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
23481 x86_sse_partial_reg_dependency, x86_sse_split_regs,
23482 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
23483 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
23484 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
23485 x86_schedule, x86_use_bt, x86_pad_returns,
23486 x86_use_xchgb): Merge into ...
23487 (ix86_tune_features): ... here. New array.
23488 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
23489 x86_bswap): Merge into ...
23490 (ix86_arch_features): ... here. New array.
23491 (x86_3dnow_a): Remove.
23492 (x86_accumulate_outgoing_args): Make static.
23493 (x86_arch_always_fancy_math_387): Make static.
23494 (ix86_tune_mask, ix86_arch_mask): Move ...
23495 (override_options): ... to local variables here. Apply the
23496 appropriate mask to each element of ix86_arch_features and
23497 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
23498 as were done in the old macros.
23499 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
23500 * config/i386/i386.h (x86_use_leave, x86_push_memory,
23501 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
23502 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
23503 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
23504 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
23505 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
23506 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
23507 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
23508 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
23509 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
23510 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23511 x86_accumulate_outgoing_args, x86_prologue_using_move,
23512 x86_epilogue_using_move, x86_decompose_lea,
23513 x86_arch_always_fancy_math_387, x86_shift1,
23514 x86_sse_partial_reg_dependency, x86_sse_split_regs,
23515 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
23516 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
23517 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
23518 x86_use_incdec, x86_pad_returns, x86_bswap,
23519 x86_partial_flag_reg_stall): Remove.
23520 (enum ix86_tune_indices): New.
23521 (ix86_tune_features): New.
23522 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
23523 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
23524 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
23525 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
23526 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
23527 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
23528 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
23529 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
23530 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
23531 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
23532 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
23533 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
23534 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
23535 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
23536 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
23537 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
23538 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
23539 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
23540 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
23541 TARGET_EXT_80387_CONSTANTS): Use it.
23542 (enum ix86_arch_indices): New.
23543 (ix86_arch_features): New.
23544 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
23545 TARGET_BSWAP): Use it.
23546 (ix86_tune_mask, ix86_arch_mask): Remove.
23548 2007-03-06 Joseph Myers <joseph@codesourcery.com>
23551 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
23552 Define using $${sysroot_headers_suffix}.
23553 * configure: Regenerate.
23554 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
23555 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
23557 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
23558 * gcc.c (print_sysroot_headers_suffix): New.
23559 (option_map): Include --print-sysroot-headers-suffix.
23560 (display_help): Mention -print-sysroot-headers-suffix.
23561 (process_command): Handle -print-sysroot-headers-suffix.
23562 (do_spec_1): Append multilib directory to include-fixed path if
23563 sysroot suffixes in use.
23564 (main): Handle -print-sysroot-headers-suffix.
23565 * Makefile.in (start.encap): Don't depend on xlimits.h
23566 (xlimits.h): Remove.
23567 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
23568 limits.h for each multilib in fixinc_list.
23569 (fixinc_list, s-fixinc_list): New.
23570 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
23571 generate them for each multilib in fixinc_list.
23572 (stmp-fixproto): Use include-fixed. Run fixproto for each
23573 multilib in fixinc_list.
23574 (mostlyclean): Don't remove xlimits.h.
23575 (clean): Remove include-fixed.
23576 (real-install-headers-tar, real-install-headers-cpio,
23577 real-install-headers-cp): Don't copy include, only include-fixed.
23578 (install-mkheaders): Depend on fixinc_list. Don't depend on
23579 xlimits.h. Save limits.h files for each multilib in fixinc_list.
23580 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
23581 SYSTEM_HEADER_DIR setting in mkheaders.conf.
23583 2007-03-06 Jan Hubicka <jh@suse.cz>
23585 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
23588 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23590 * configure.ac: Allow tm_file to contain build-directory files.
23591 * configure: Regenerate.
23592 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
23593 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
23594 * config/m68k/print-sysroot-suffix.sh: New file.
23596 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23598 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
23599 of pic_offset_table_rtx if reload_completed.
23600 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
23601 PIC_OFFSET_TABLE_REGNUM.
23602 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
23604 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
23605 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
23607 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23609 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
23610 functions that call eh_return.
23612 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23614 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
23615 functions that need a constant pool.
23617 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23620 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
23621 (m68k_preferred_reload_class): Likewise.
23622 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
23623 (SECONDARY_RELOAD_CLASS): Define.
23624 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
23625 (LIMIT_RELOAD_CLASS): Delete.
23626 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
23627 registers from storing bytes.
23628 (m68k_secondary_reload_class): New function.
23629 (m68k_preferred_reload_class): Likewise.
23631 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23633 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
23635 (m68k_expand_prologue): Likewise.
23637 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23639 * config/m68k/m68k-protos.h (output_sibcall): Declare.
23640 (mips_expand_epilogue): Add a bool parameter.
23641 (m68k_legitimize_sibcall_address): Declare.
23642 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
23643 (m68k_expand_epilogue): Add a parameter to select between sibling
23644 and normal epilogues. Only generate a return for the latter.
23645 (m68k_ok_for_sibcall_p): New function.
23646 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
23647 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
23648 (sibcall_value, *sibcall_value): Likewise.
23649 (*call, *call_value): Require !SIBLING_CALL_P.
23650 (epilogue): Update call to m68k_expand_epilogue.
23651 (sibcall_epilogue): New pattern.
23652 * config/m68k/predicates.md (const_call_operand): Say that this
23653 predicate applies to sibling calls too.
23654 (sibcall_operand): New predicate.
23656 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23658 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
23659 alternatives as movsi_cf.
23660 (movsf_cf_hard): Add commentary.
23662 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
23663 Richard Sandiford <richard@codesourcery.com>
23665 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
23666 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
23667 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
23668 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
23669 as being live on exit from an interrupt function.
23670 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
23671 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
23672 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
23673 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
23674 (m68k_interrupt_function_p): Globalize.
23675 (m68k_compute_frame_layout): Remove reverse mask code.
23676 (m68k_emit_movem, m68k_set_frame_related): New functions.
23677 (m68k_output_function_prologue): Delete in favor of...
23678 (m68k_expand_prologue): ...this new function.
23679 (m68k_output_function_epilogue): Delete in favor of...
23680 (m68k_expand_epilogue): ...this new function.
23681 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
23683 (print_operand): Handle %?.
23684 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
23685 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
23686 (prologue, epilogue): New patterns.
23687 (return): Turn into a define_expand.
23688 (*return): New pattern, derived from old "return" pattern. Use rte
23689 rather than rts for interrupt functions. Only use rtd if the pop
23691 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
23692 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
23693 (link, *link, unlink, *unlink, load_got): Likewise.
23695 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23699 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
23700 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
23701 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
23702 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
23703 and m68k_matches_u_p.
23704 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
23705 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
23706 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
23707 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
23708 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
23709 (REG_STRICT_P): New macro.
23710 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
23711 PCREL_GENERAL_OPERAND_OK.
23712 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
23713 m68k_legitimate_base_reg_p.
23714 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
23715 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
23716 (PIC_CASE_VECTOR_ADDRESS): Update comment.
23717 * config/m68k/m68k.c (m68k_address): New structure.
23718 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
23719 (m68k_decompose_index, m68k_legitimate_constant_address_p)
23720 (m68k_jump_table_ref_p, m68k_decompose_address)
23721 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
23722 (m68k_matches_u_p): New functions.
23723 (print_operand_address): Rewrite to use m68k_decompose_index.
23725 2007-03-05 David Taylor <dtaylor@emc.com>
23727 * gcc.c: Correct copyright date in --version output.
23729 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23731 * pa.md: In unamed move patterns, disparge copies between general
23732 and floating point registers using '?' modifier. Don't include 'f'
23733 constraint for register preferences in DImode, SImode, HImode and
23734 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
23735 Remove constraints for copies between general and floating registers
23736 in soft-float DFmode pattern.
23737 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
23741 2007-03-05 Mike Stump <mrs@apple.com>
23743 * c-common.c (targetcm): Add.
23744 * c-opts.c (c_common_handle_option): Handle language specific
23746 * opts.c (handle_option): Verify language for target options, if
23748 * opth-gen.awk: Add CL_LANG_ALL.
23749 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
23750 (TARGETCM_INITIALIZER): Add.
23751 * target.h (struct gcc_targetcm): Add.
23753 * targhooks.c (default_handle_c_option): Add.
23754 * targhooks.h (default_handle_c_option): Add.
23755 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
23757 * config/darwin.opt (iframework): Add.
23758 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
23759 * config/darwin-c.c (handle_c_option): Add.
23760 (TARGET_HANDLE_C_OPTION): Add.
23762 * doc/invoke.texi (Darwin Options): Add -iframework.
23764 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23766 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
23769 2007-03-05 Ian Lance Taylor <iant@google.com>
23771 * c.opt (fgnu89-inline): New option.
23772 * c-opts.c (c_common_post_options): Set default value for
23774 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
23775 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
23777 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
23778 (grokdeclarator, start_function): Likewise.
23779 * c-cppbuiltin.c (c_cpp_builtins): Define either
23780 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
23781 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
23782 (C Dialect Options): Document -fgnu89-inline.
23783 * doc/extend.texi (Function Attributes): Explain what the
23784 gnu_inline attribute does.
23785 * doc/cpp.texi (Common Predefined Macros): Document
23786 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
23788 2007-03-05 Ian Lance Taylor <iant@google.com>
23790 PR tree-optimization/31034
23791 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
23792 half-range if the other side is an overflow infinity.
23794 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23796 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
23797 (bfin*-linux-uclibc*): New configuration.
23798 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
23800 * config/bfin/linux.h: New file.
23801 * config/bfin/libgcc-bfin.ver: New file.
23802 * config/bfin/t-bfin-uclinux: New file.
23803 * config/bfin/t-bfin-linux: New file.
23804 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
23805 (TARGET_OS_CPP_BUILTINS): New macro.
23807 2007-03-05 Richard Guenther <rguenther@suse.de>
23809 * fold-const.c (fold_binary): Remove duplicate folding
23810 of comparison of non-null ADDR_EXPR against null.
23812 2007-03-05 Richard Guenther <rguenther@suse.de>
23813 Dorit Nuzman <dorit@il.ibm.com>
23815 PR tree-optimization/26420
23816 * tree-vectorizer.c (vectorize_loops): Bail out early if there
23817 are no loops in the function. Only print the number of
23818 vectorized loops if it is greater than zero or we are supposed
23819 to print information about unvectorized loops.
23821 2007-03-05 Revital Eres <eres@il.ibm.com>
23823 * gcc.dg/var-expand1.c: New test.
23824 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
23825 when an accumulator is expanded.
23827 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23830 * c-common.c (convert_and_check): Don't give warnings for
23831 conversion if 'expr' already overflowed.
23833 2007-03-04 Roger Sayle <roger@eyesopen.com>
23835 PR middle-end/30744
23836 * fold-const.c (fold_comparison): Enforce type consistency when
23837 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
23839 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
23841 * tree-ssa-address.c (create_mem_ref): Do not put an expression
23842 containing a cast to the base of TARGET_MEM_REF.
23844 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
23846 * tree.c (tree_contains_struct_check_failed): Remove spurious
23847 whitespace from error message.
23849 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
23852 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
23853 instead of precision.
23855 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
23856 Nathan Sidwell <nathan@codesourcery.com>
23858 * emit-rtl.c (find_auto_inc): New.
23859 (try_split): recreate REG_INC notes,
23860 Use regular for loops rather than whiles.
23862 2007-03-03 Andreas Schwab <schwab@suse.de>
23864 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
23865 * configure: Regenerate.
23867 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23869 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
23870 flag_rounding_math, not flag_unsafe_math_optimizations.
23872 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
23874 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
23875 alpha_fold_vector_minmax): Likewise.
23876 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
23877 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
23879 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
23881 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
23882 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
23883 if the lhs has side-effects.
23884 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
23886 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
23888 * config/i386/i386.h (TUNEMASK): Remove define.
23889 (ARCHMASK): Remove define.
23890 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
23891 Use ix86_arch_mask variable instead of ARCHMASK.
23892 * config/i386/i386.c (override_options): Ditto.
23893 (standard_80387_constant_p): Ditto.
23895 2007-03-02 Ian Lance Taylor <iant@google.com>
23897 Used signed infinities in VRP.
23898 * tree-vrp.c (uses_overflow_infinity): New static function.
23899 (supports_overflow_infinity): New static function.
23900 (make_overflow_infinity): New static function.
23901 (negative_overflow_infinity): New static function.
23902 (positive_overflow_infinity): New static function.
23903 (is_negative_overflow_infinity): New static function.
23904 (is_positive_overflow_infinity): New static function.
23905 (is_overflow_infinity): New static function.
23906 (overflow_infinity_range_p): New static function.
23907 (compare_values_warnv): New function split out of compare_values.
23908 (compare_value): Call it.
23909 (set_value_range_to_nonnegative): Add overflow_infinity
23910 parameter. Change caller.
23911 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
23913 (vrp_expr_computes_nonzero): Likewise.
23914 (compare_ranges, compare_range_with_value): Likewise.
23915 (compare_name_with_value, compare_names): Likewise.
23916 (vrp_evaluate_conditional): Likewise.
23917 (set_value_range): Handle infinity
23918 (vrp_operand_equal_p, operand_less_p): Likewise.
23919 (extract_range_from_assert): Likewise.
23920 (vrp_int_const_binop): Likewise.
23921 (extract_range_from_binary_expr): Likewise.
23922 (extract_range_from_unary_expr): Likewise.
23923 (extract_range_from_comparison): Likewise.
23924 (extract_range_from_expr): Likewise.
23925 (dump_value_range): Likewise.
23926 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
23927 (test_for_singularity): Likewise.
23928 (vrp_int_const_binop): Remove inline qualifier.
23929 (adjust_range_with_scev): Add comment.
23930 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
23932 2007-03-02 Diego Novillo <dnovillo@redhat.com>
23934 * tree-ssa-structalias.c (could_have_pointers): Tidy.
23935 (get_constraint_for): Likewise.
23936 (do_structure_copy): Likewise.
23937 (find_func_aliases): Fix references to MODIFY_EXPR.
23938 (intra_create_variable_infos): Tidy.
23939 * tree-ssa-operands.c (add_virtual_operand): Add argument
23941 When adding members of alias sets, if IS_CALL_SITE is true and
23942 the symbol is not call-clobbered, skip it.
23943 Adjust all callers.
23945 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
23947 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
23948 entry by means of emit_insn_at_entry.
23950 2007-03-02 Richard Henderson <rth@redhat.com>
23952 * expr.h (promoted_input_arg): Remove decl.
23953 * function.c (promoted_input_arg): Merge into ...
23954 * combine.c (setup_incoming_promotions): ... only caller.
23955 Rearrange to avoid double loop.
23957 2007-03-02 Ben Elliston <bje@au.ibm.com>
23958 Peter Bergner <bergner@vnet.ibm.com>
23959 Janis Johnson <janis187@us.ibm.com>
23961 * config/rs6000/dfp.md: New file.
23962 * config/rs6000/rs6000.md: Include dfp.md.
23963 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
23964 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
23965 and TDmode decimal float modes in FP registers.
23966 (num_insns_constant): Likewise.
23967 (rs6000_legitimate_offset_address_p): Likewise.
23968 (rs6000_legitimize_address): Likewise.
23969 (rs6000_legitimize_reload_address): Likewise.
23970 (rs6000_legitimate_address): Likewise.
23971 (rs6000_emit_move): Likewise.
23972 (function_arg_boundary): Likewise.
23973 (function_arg_advance): Likewise.
23974 (rs6000_darwin64_record_arg_recurse): Likewise.
23975 (function_arg): Likewise.
23976 (rs6000_gimplify_va_arg): Likewise.
23977 (rs6000_split_multireg_move): Likewise.
23978 (rs6000_output_function_epilogue): Likewise.
23979 (rs6000_output_function_epilogue): Likewise.
23980 (rs6000_register_move_cost): Likewise.
23981 (rs6000_function_value): Likewise.
23982 (rs6000_libcall_value): Likewise.
23984 2007-03-02 Richard Sandiford <richard@codesourcery.com>
23986 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
23988 2007-03-02 Richard Sandiford <richard@codesourcery.com>
23990 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
23991 Use $MULTIDIR to choose between the kernel and RTP headers,
23992 and use $WIND_BASE and $WIND_USR to locate them.
23994 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
23996 * config/i386/i386.c (override_options): Put initialization of
23997 ix86_tune_mask and ix86_arch_mask to the correct place.
23999 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24000 Michael Meissner <michael.meissner@amd.com>
24003 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
24004 (ARCHMASK): Define.
24005 (TARGET_CMOVE): Use ARCHMASK.
24006 (TARGET_CMPXCHG): Ditto.
24007 (TARGET_CMPXCHG8B): Ditto.
24008 (TARGET_XADD): Ditto.
24009 (TARGET_BSWAP): Ditto.
24010 * config/i386/i386.c (ix86_tune_mask): New global variable.
24011 (ix86_arch_mask): Ditto.
24012 (override_options): Initialize ix86_tune_mask and
24013 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
24016 2007-03-02 Ben Elliston <bje@au.ibm.com>
24019 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
24021 2007-03-02 Joseph Myers <joseph@codesourcery.com>
24023 * target.h (init_dwarf_reg_sizes_extra): New target hook.
24024 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
24025 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
24026 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
24028 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
24029 rs6000_init_dwarf_reg_sizes_extra): New.
24030 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
24031 SPE register high parts.
24033 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
24035 * Makefile.in: Add install-pdf target as
24036 copied from automake v1.10 rules.
24037 * configure.ac: Add install-pdf to target list.
24038 * configure: Regenerate.
24040 2007-03-01 Paul Brook <paul@codesourcery.com>
24042 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
24043 modes to LDRD for DImode.
24044 (output_move_double): Fixup out of range ldrd/strd.
24045 (vfp_secondary_reload_class): Rename...
24046 (coproc_secondary_reload_class): ... to this. Add wb argument.
24047 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
24048 coproc_secondary_reload_class for CLASS_IWMMXT.
24049 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
24050 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
24052 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
24054 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
24055 unroll factor by the estimated number of iterations.
24056 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
24057 than prefetch latency.
24059 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
24060 decode_caches_intel, detect_caches_intel): New functions.
24061 (host_detect_local_cpu): Use detect_caches_amd and
24062 detect_caches_intel.
24064 2007-03-01 Richard Henderson <rth@redhat.com>
24066 * expr.c (emit_move_complex_push): Export.
24067 (emit_move_complex_parts): Split out from ...
24068 (emit_move_complex): ... here.
24069 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
24070 * config/i386/i386.md (movcdi): New.
24072 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
24074 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
24075 size of mode1 to check for tieable modes in MMX case.
24077 2007-03-01 Richard Sandiford <richard@codesourcery.com>
24079 * Makefile.in (rtlanal.o): Depend on tree.h.
24080 * rtl.h (offset_within_section_p, split_const): Declare.
24081 * rtlanal.c: Include tree.h.
24082 (offset_within_block_p): New function, taken from
24083 mips_offset_within_object_p.
24084 (split_const): New function, taken from mips_split_const.
24085 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
24087 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
24088 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
24089 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
24090 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
24091 (m68k_illegitimate_symbolic_constant_p): New function.
24092 * config/m68k/m68k.md (movsi): Remove misleading predicates.
24093 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
24094 symbolic constant that might be outside the symbol's section,
24095 move the symbol first and then add the offset.
24096 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
24098 * config/mips/mips.c (mips_split_const): Delete.
24099 (mips_offset_within_object_p): Delete.
24100 (mips_symbolic_constant_p): Use offset_within_section_p and
24101 split_const instead of mips_offset_within_object_p and
24103 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
24104 (mips_legitimize_const_move, print_operand_reloc)
24105 (mips_dangerous_for_la25_p): Use split_const instead of
24108 2007-02-28 Eric Christopher <echristo@apple.com>
24110 * Makefile.in (install-include-dir): Don't rm -rf include.
24112 2007-02-28 Richard Guenther <rguenther@suse.de>
24114 PR middle-end/30364
24115 * fold-const.c (fold_binary): Do not associate expressions
24116 with more than one variable for integer types that do not wrap.
24118 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
24120 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
24121 Delete, and replace with...
24122 (fold_builtin_call_array): This. Update callers to use it.
24123 * fold-const.c (fold_build_call_list): Delete, and replace with...
24124 (fold_build_call_array): This.
24125 (fold_build_call_list_initializer): Delete, and replace with...
24126 (fold_build_call_array_initializer): This.
24127 * tree.h: Update declarations to reflect above changes.
24129 * c-typeck.c (build_function_call): Store converted arguments
24130 in a stack-allocated array instead of building a list.
24131 (convert_arguments): Store arguments in the array passed in as an
24132 argument, and return the actual number of arguments.
24133 * c-format.c: (check_function_format): Pass arguments in an
24134 array instead of a list.
24135 * c-common.c (check_function_nonnull): Likewise.
24136 (check_function_sentinel): Likewise.
24137 (check_function_arguments): Likewise.
24138 * c-common.h: Update declarations to reflect above changes.
24140 2007-02-28 Jan Hubicka <jh@suse.cz>
24142 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
24143 PRED_NEGATIVE_RETURN): Update outcomes.
24145 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
24147 * calls.c (emit_library_call_value_1): Handle partial registers
24148 correctly when building up CALL_INSN_FUNCTION_USAGE.
24150 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24152 * pa/predicates.md (move_src_operand): Allow zero for mode.
24153 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
24156 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
24159 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
24160 *movv2df_internal): Enable pattern only for valid operand
24162 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
24163 tie only 128bit modes. For MMX registers, tie only 64bit modes.
24165 2007-02-27 Mike Stump <mrs@apple.com>
24167 * config/darwin-crt3.c: Avoid compilation when compiling for a
24170 2007-02-27 Joseph Myers <joseph@codesourcery.com>
24172 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
24174 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
24175 for fixed headers and limits.h.
24176 (install-include-dir, install-headers-tar, install-headers-cpio,
24177 install-headers-cp, real-install-headers-tar,
24178 real-install-headers-cpio, real-install-headers-cp): Handle
24179 include-fixed as well as include.
24180 (install-mkheaders): Don't install files that go only in include
24182 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
24183 from GCC_INCLUDE_DIR.
24184 * gcc.c (process_command): Remove special -BstageN/ handling.
24185 (do_spec_1): Add include-fixed directories.
24187 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24189 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
24191 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
24193 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
24196 2007-02-27 Mark Mitchell <mark@codesourcery.com>
24198 * c-common.c (get_priority): Add check for
24199 SUPPORTS_INIT_PRIORITY.
24201 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24203 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
24205 * config/bfin/bfin.c: Include "cfglayout.h".
24206 (MAX_LSETUP_DISTANCE): New macro.
24207 (struct loop_info): New members incoming, incoming_src and
24208 incoming_dest. Delete member predecessor.
24209 (length_for_loop): New function.
24210 (bfin_optimize_loop): Handle more different loop structures.
24211 (bfin_discover_loop): Rework detection of predecessor blocks by
24212 examining incoming edges.
24213 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
24215 (bfin_reorder_loops): New function.
24216 (bfin_reorg_loops): Use these three new functions.
24218 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
24219 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
24220 (CONSTRAINT_LEN): Add entry for 'q'.
24221 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
24222 Add 'q' constraints.
24223 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
24224 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
24226 * config/bfin/bfin.md (add_with_carry): New pattern.
24227 (s_or_u, su_optab, su_modifier): New code macros/attrs.
24228 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
24229 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
24230 support unsigned multiplies too. Removed incorrect commutativity from
24231 operand 1 constraint where appropriate.
24232 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
24234 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
24235 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
24237 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
24238 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
24239 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
24240 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
24241 usmulhisi_hh_huh): New patterns.
24243 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
24244 lshifthi3): Fix output template to use half reg for operand 2.
24246 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
24249 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
24251 2007-02-27 Andreas Schwab <schwab@suse.de>
24253 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
24255 2007-02-27 Jan Hubicka <jh@suse.cz>
24257 * predict.c (last_basic_block_p): Remove.
24258 (tree_estimate_probability): Update return heuristic for commonized
24261 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24263 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
24265 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24267 * doc/include/gcc-common.texi (versionsubtitle): New macro.
24268 * doc/cpp.texi: Standardize title page.
24269 * doc/cppinternals.texi: Likewise.
24270 * doc/gcc.texi: Standardize title page, remove version number
24271 from copyright page.
24272 * doc/gccint.texi: Likewise.
24273 * doc/install.texi: Standardize title page, add table of
24276 2007-02-26 Jan Hubicka <jh@suse.cz>
24278 * predict.def: Set outcomes according to more recent results.
24279 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
24280 Remove dead predictors.
24281 * predict.c (return_prediction): Fix pasto.
24283 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24285 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
24286 change; avoid a memory leak when returning early.
24288 2007-02-26 Mark Mitchell <mark@codesourcery.com>
24290 * c-decl.c (static_ctors): Move to c-common.c.
24291 (static_dtors): Likewise.
24292 (finish_function): Use c_record_cdtor_fn.
24293 (build_cdtor): Move to c-common.c.
24294 (c_write_global_declarations): Use c_build_cdtor_fns.
24295 * c-common.h (static_ctors): Declare.
24296 (static_dtors): Likewise.
24297 (c_record_cdtor_fn): Likewise.
24298 (c_build_cdtor_fns): Likewise.
24299 * c-common.c (static_ctors): New variable.
24300 (static_dtors): Likewise.
24301 (c_record_cdtor_fn): New function.
24302 (build_cdtor): Move from c-decl.c
24303 (c_build_cdtor_fns): New function.
24305 * output.h (assemble_addr_to_section): Declare.
24306 (get_cdtor_priority_section): Likewise.
24307 * varasm.c (assemble_addr_to_section): New function.
24308 (get_cdtor_priority_section): Likewise.
24309 (default_named_section_asm_out_destructor): Use them.
24310 (destor_dtor_section_asm_out_destructor): Likewise.
24311 (default_named_section_asm_out_constructor): Likewise.
24312 (default_ctor_section_asm_out_constructor): Likewise.
24313 * config.gcc (*-*-vxworks*): Include vxworks.o.
24314 * config/t-vxworks (vxworks.o): New target.
24315 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
24316 (TARGET_ASM_CONSTRUCTOR): Define.
24317 (TARGET_ASM_DESTRUCTOR): Likewise.
24318 (vxworks_asm_out_constructor): Declare.
24319 (vxworks_asm_out_destructor): Likewise.
24321 * c-common.c (get_priority): Check that we have not just an
24322 INTEGER_CST, but an integer constant with integeral type.
24324 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
24326 PR tree-optimization/30938
24327 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
24328 use &dt[nargs-1] instead of &dt[nargs] in the call to
24329 vect_is_simple_use().
24331 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
24333 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
24334 from register elimination as PRE_MODIFY / POST_MODIFY increments.
24335 Do not attempt to handle MEM inside auto-inc expressions.
24336 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
24337 of a register modified by an auto-inc expression. However, do handle
24338 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
24339 (elimination_effects): Prohibit elimination of a register modified
24340 by an auto-inc expression. Disable register elimination rules whose
24341 target register is modified by an auto-inc expression with variable
24344 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
24346 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
24348 (array_at_struct_end_p): New function.
24349 (idx_infer_loop_bounds): Use it.
24350 (estimate_numbers_of_iterations_loop): Export.
24351 * predict.c (predict_loops): Use estimated_loop_iterations_int.
24352 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
24353 (tree_estimate_probability): Call record_loop_exits.
24354 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
24355 (estimated_loop_iterations, estimated_loop_iterations_int,
24356 estimated_loop_iterations_tree): New functions.
24357 (analyze_siv_subscript_cst_affine,
24358 compute_overlap_steps_for_affine_1_2,
24359 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
24360 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
24361 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
24362 (PRED_LOOP_ITERATIONS_GUESSED): New.
24363 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
24364 * cfgloop.h (estimate_numbers_of_iterations_loop,
24365 estimated_loop_iterations_int): Declare.
24367 2007-02-25 Mark Mitchell <mark@codesourcery.com>
24369 * doc/extend.texi: Document optional priority argument to
24370 constructors and destructors.
24371 * tree.c (init_priority_for_decl): Adjust GTY markers.
24372 (init_ttree): Use priority-info hash functions for
24373 init_priority_for_decl.
24374 (tree_map_eq): Rename to ...
24375 (tree_map_base_eq): ... this.
24376 (tree_map_marked_p): Rename to ...
24377 (tree_map_base_marked_p): ... this.
24378 (tree_map_base_hash): New function.
24379 (decl_init_priority_lookup): Rework.
24380 (decl_fini_priority_lookup): New function.
24381 (decl_priority_info): New function.
24382 (decl_init_priority_insert): Use it.
24383 (decl_fini_priority_insert): Likewise.
24384 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
24386 (decl_restrict_base_insert): Likewise.
24387 (decl_debug_expr_insert): Likewise.
24388 (decl_value_expr_lookup): Likewise.
24389 (decl_value_expr_insert): Likewise.
24390 * tree.h (priority_type): New type.
24391 (decl_init_priority_lookup): Use priority_type.
24392 (decl_fini_priority_lookup): New function.
24393 (decl_init_priority_insert): Use priority_type.
24394 (decl_fini_priority_insert): New function.
24395 (DECL_HAS_INIT_PRIORITY): Tweak comments.
24396 (DECL_INIT_PRIORITY): Likewise.
24397 (SET_DECL_INIT_PRIORITY): Add comment.
24398 (DECL_FINI_PRIORITY): New macro.
24399 (SET_DECL_FINI_PRIORITY): Likewise.
24400 (DEFAULT_INIT_PRIORITY): Document.
24401 (MAX_INIT_PRIORITY): Likewise.
24402 (MAX_RESERVED_INIT_PRIORITY): Likewise.
24403 (tree_map_base): New type.
24404 (tree_map_base_eq): New function.
24405 (tree_map_base_hash): Likewise.
24406 (tree_map_base_marked_p): Likewise.
24407 (tree_map): Inherit from tree_map_base.
24408 (tree_map_eq): Make it a macro.
24409 (tree_map_marked_p): Likewise.
24410 (tree_int_map): Inherit from tree_map_base.
24411 (tree_int_map_eq): Make it a macro.
24412 (tree_int_map_hash): Likewise.
24413 (tree_int_map_marked_p): Likewise.
24414 (tree_priority_map): New type.
24415 (tree_priority_map_eq): New macro.
24416 (tree_priority_map_hash): Likewise.
24417 (tree_priority_map_marked_p): Likewise.
24418 * varasm.c (emults_decl): Adjust for refactoring of tree_map
24420 (emutls_common_1): Likewise.
24421 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
24422 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
24423 of tree_map hierarchy.
24424 * tree-cfg.c (move_stmt_r): Likewise.
24425 (new_label_mapper): Likewise.
24426 * c-tree.h (c_expand_body): Move to ...
24427 * c-common.h (c_expand_body): ... here.
24428 * c-decl.c (c_expand_body): Move to ...
24429 * c-common.c (c_expand_body): ... here.
24430 (c_common_attribute_table): Allow 1 argument for the constructor
24431 and destructor attributes.
24432 (get_priority): New function.
24433 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
24434 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
24436 2007-02-24 Jan Hubicka <jh@suse.cz>
24438 PR middle-end/30509
24439 * tree-inline.c (copy_bb): Produce exact copy of EH info when
24440 copying for inlining.
24442 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24443 Jan Hubicka <jh@suse.cz>
24446 * i386.c (counter_mode): New function.
24447 (expand_set_or_movmem_via_loop): Use it.
24448 (expand_movmem_epilogue): Likewise; fix pasto.
24449 (ix86_expand_movmem): Do emit guard even for constant counts.
24450 (ix86_expand_setmem): Likewise.
24452 2007-02-25 Nick Clifton <nickc@redhat.com>
24454 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
24455 (JUMP_TABLES_IN_TEXT_SECTION): Define.
24457 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24460 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
24461 count argument with 0x10, not with 0x16.
24462 (expand_setmem_epilogue): Ditto.
24464 2007-02-24 Mike Stump <mrs@apple.com>
24466 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
24469 2007-02-24 Richard Guenther <rguenther@suse.de>
24471 PR middle-end/30951
24472 * fold-const.c (fold_binary): Fold x +- CST op x for
24473 EQ_EXPR and NE_EXPR.
24475 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24477 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
24479 2007-02-24 Jan Hubicka <jh@suse.cz>
24481 * cgraphunit.c (decide_is_function_needed): Honor
24482 -fkeep-inline-functions.
24484 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24486 * builtins.c (fold_builtin_modf): New.
24487 (fold_builtin_2): Use it.
24489 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
24491 * loop-iv.c (implies_p): Detect additional cases where A implies B.
24492 (determine_max_iter): Take additional LOOP arg; all callers changed.
24493 Lose broken logic dealing with PLUS. Try to limit the upper bound by
24494 one using simplifications.
24495 (simplify_using_initial_values): Return if the expression becomes
24496 invalid due to altered regs.
24498 2007-02-23 DJ Delorie <dj@redhat.com>
24500 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
24502 2007-02-23 Mike Stump <mrs@apple.com>
24504 * tlink.c (scan_linker_output): Parse linker messages from
24505 darwin9's linker better.
24507 2007-02-23 Steve Ellcey <sje@cup.hp.com>
24510 * varpool.c (varpool_assemble_pending_decls): Set
24511 varpool_last_needed_node to null.
24513 2007-02-23 DJ Delorie <dj@redhat.com>
24515 * config/i386/i386.c (ix86_data_alignment): Don't specify an
24516 alignment bigger than the object file can handle.
24518 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
24521 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
24522 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
24523 (*movsf_1): Penalize MMX moves.
24525 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
24527 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
24528 2^32-1 or more times unless flag_unsafe_loop_optimizations.
24530 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
24532 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24534 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
24535 (fold_builtin_1): Use them.
24536 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
24537 BUILT_IN_SIGNIFICAND.
24539 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
24541 * config/i386/i386.c (bdesc_1arg): Initialize
24542 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
24543 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
24544 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
24545 and IX86_BUILTIN_MOVSLDUP.
24547 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
24549 PR rtl-optimization/30841
24550 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
24552 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24554 * builtins.c (fold_builtin_frexp): New.
24555 (fold_builtin_2): Use it.
24557 2007-02-22 Mark Mitchell <mark@codesourcery.com>
24559 * doc/invoke.texi (Spec Files): Document getenv spec function.
24561 * gcc.c (getenv_spec_function): New function.
24562 (static_spec_functions): Add it.
24563 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
24564 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
24567 2007-02-22 Michael Matz <matz@suse.de
24570 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
24571 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
24573 2007-02-22 Ian Lance Taylor <iant@google.com>
24576 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
24577 (mem_loc_descriptor): Call it.
24579 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
24580 Ira Rosen <irar@il.ibm.com>
24582 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
24584 2007-02-22 Ira Rosen <irar@il.ibm.com>
24586 PR tree-optimization/30843
24587 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
24588 stores only after all the group is vectorized.
24590 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
24592 PR tree-optimization/30858
24593 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
24594 in the reduction cycle have a single use in the loop.
24595 * tree-vectorizer.h (relevant): Add documentation.
24597 2007-02-20 Mike Stump <mrs@apple.com>
24599 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
24600 * configure: Regenerate.
24602 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24604 Change the defaults of some parameters and options.
24605 * config/spu/spu-protos.h (spu_optimization_options): Declare.
24606 * config/spu/spu.c (spu_optimization_options): Add.
24607 (spu_override_options): Change params in spu_optimization_options.
24608 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
24610 Register 127 is only 16 byte aligned when used as a frame pointer.
24611 * config/spu/spu-protos.h (spu_init_expanders): Declare.
24612 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
24613 HARD_FRAME_POINTER_REGNUM.
24614 (spu_legitimate_address): Use regno_aligned_for_reload.
24615 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
24616 aligned when frame_pointer_needed is true.
24617 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
24619 * config/spu/spu.h (INIT_EXPANDERS): Define.
24621 Make sure shift and rotate instructions have valid immediate operands.
24622 * config/spu/predicates.md (spu_shift_operand): Remove.
24623 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
24624 * config/spu/constraints.md (W, O): Extend range.
24625 * config/spu/spu.md (umask, nmask): Define.
24626 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
24627 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
24628 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
24629 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
24630 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
24631 (lshr<mode>3_reg): Fix rtl description.
24633 Make sure mulhisi immediate operands are valid.
24634 * config/spu/predicates.md (imm_K_operand): Add.
24635 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
24637 Generate constants using fsmbi and andi.
24638 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
24639 (print_operand, spu_split_immediate, classify_immediate,
24640 fsmbi_const_p): Handle IC_FSMBI2.
24642 Correctly handle a CONST_VECTOR containing symbols.
24643 * config/spu/spu.c (print_operand): Handle HIGH correctly.
24644 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
24645 (immediate_load_p): Allow symbols that use 2 instructions to create.
24646 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
24647 with symbols when flag_pic is set.
24648 (const_vector_immediate_p): New.
24649 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
24650 accept a CONST_VECTOR with symbols.
24651 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
24652 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
24654 * config/spu/spu.md (high, low): Delete.
24655 (low_<mode>): Define.
24657 Remove INTRmode and INTR_REGNUM, which didn't work.
24658 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
24660 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
24661 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
24662 peephole2 pattern): Don't use INTR or 131.
24663 (movintrcc): Delete.
24664 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
24665 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
24666 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
24667 (UNSPEC_SET_INTR): Add.
24668 * config/spu/spu-modes.def (INTR): Remove.
24670 More accurate warnings about run-time relocations.
24671 * config/spu/spu.c (reloc_diagnostic): Test in_section.
24673 Correctly warn about immediate arguments to specific intrinsics.
24674 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
24675 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
24676 the instruction predicate.
24678 Fix tree check errors with latest update.
24679 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
24681 (spu_expand_builtin): Use CALL_EXPR_FN.
24683 Add missing specific intrinsics.
24684 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
24686 * config/spu/spu_internals.h: Ditto.
24688 Fix incorrect operand modifiers.
24689 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
24690 * config/spu/spu.md (xor<mode>3): Change %S to %J.
24692 Optimize one case of zero_extend of a vec_select.
24693 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
24695 Accept any immediate for hbr.
24696 * config/spu/spu.md (hbr): Change s constraints to i.
24698 2007-02-21 Paul Brook <paul@codesourcery.com>
24700 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
24701 condexec_count when skipping USE and CLOBBER.
24703 2007-02-21 Nick Clifton <nickc@redhat.com>
24705 * common.opt (Warray-bounds): Add Warning attribute.
24706 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
24708 (fsized-zeroes): Add Optimization attribute.
24709 (fsplit-wide-types, ftree-scev-cprop): Likewise.
24710 * c.opt (Wc++0x-compat): Add Warning attribute.
24712 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
24714 PR middle-end/30761
24715 * reload1.c (eliminate_regs_in_insn): In the single_set special
24716 case, attempt to re-recognize the insn before falling back to
24717 having reload fix it up.
24719 2007-02-20 Eric Christopher <echristo@gmail.com>
24721 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
24722 Rewrite accordingly.
24723 (frv_read_iacc_argument): Ditto.
24724 (frv_expand_set_builtin): Take a call instead of arglist, update for
24726 (frv_expand_unop_builtin): Ditto.
24727 (frv_expand_binop_builtin): Ditto.
24728 (frv_expand_cut_builtin): Ditto.
24729 (frv_expand_binopimm_builtin): Ditto.
24730 (frv_expand_voidbinop_builtin): Ditto.
24731 (frv_expand_int_void2arg): Ditto.
24732 (frv_expand_prefetches): Ditto.
24733 (frv_expand_voidtriop_builtin): Ditto.
24734 (frv_expand_voidaccop_builtin): Ditto.
24735 (frv_expand_load_builtin): Ditto.
24736 (frv_expand_store_builtin): Ditto.
24737 (frv_expand_mdpackh_builtin): Ditto.
24738 (frv_expand_mclracc_builtin): Ditto.
24739 (frv_expand_mrdacc_builtin): Ditto.
24740 (frv_expand_mwtacc_builtin): Ditto.
24741 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
24744 2007-02-20 Janis Johnson <janis187@us.ibm.com>
24746 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
24747 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
24749 (HAVE_GAS_DFP): Check for assembler support of decimal floating
24750 point instructions.
24751 * configure: Regenerate.
24752 * config.in: Regenerate.
24753 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
24754 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
24755 masks to power6 and power6x and to POWERPC_MASKS.
24756 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24758 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
24759 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
24760 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
24761 Access PROTOTYPE as variable, not mask.
24763 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
24765 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
24766 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
24767 * combine.c (adjust_for_new_dest): Use it.
24768 * postreload.c (reload_combine): Likewise.
24770 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
24772 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
24773 notes on an insn with multiple sets, even if single_set returns
24774 non-NULL for that insn.
24776 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24778 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
24779 scalbn and scalbln.
24781 2007-02-20 Geoffrey Keating <geoffk@apple.com>
24783 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
24784 if user didn't pass it.
24785 * config/i386/darwin.h (CC1_SPEC): Likewise.
24786 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
24787 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
24788 -mmacosx-version-min.
24790 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24791 Uros Bizjak <ubizjak@gmail.com>
24793 * optabs.h (enum optab_index): Add new OTI_scalb.
24794 (scalb_optab): Define corresponding macro.
24795 * optabs.c (init_optabs): Initialize scalb_optab.
24796 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
24798 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
24799 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
24800 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
24801 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
24802 flag_unsafe_math_optimizations is set.
24804 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
24805 to implement scalbf, scalb and scalbl built-ins as inline x87
24808 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24809 DJ Delorie <dj@redhat.com>
24812 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
24813 (diagnostic_report_diagnostic): ... here, and turn them into real
24814 errors. If warnings are inhibited, no need to do anything.
24816 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
24818 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
24819 better code generation.
24821 2007-02-20 Ben Elliston <bje@au.ibm.com>
24823 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
24825 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
24827 * config/alpha/alpha.c, config/alpha/alpha.md,
24828 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
24829 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
24830 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
24831 config/arm/lib1funcs.asm: Follow spelling conventions.
24833 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
24834 config/fr30/fr30.md, config/i386/i386.h,
24835 config/iq2000/iq2000.h, config/iq2000/predicates.md,
24836 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
24837 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
24838 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
24839 config/rs6000/altivec.md, config/rs6000/rs6000.c,
24840 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
24841 config/sparc/sparc.c, config/sparc/sparc.h,
24842 config/sparc/sparc.md, config/spu/constraints.md,
24843 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
24846 2007-02-20 Alan Modra <amodra@bigpond.net.au>
24849 * varasm.c (use_blocks_for_decl_p): Return false for decls with
24852 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
24854 * doc/invoke.texi (-ftree-lrs): Remove.
24856 2007-02-19 Diego Novillo <dnovillo@redhat.com>
24858 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
24861 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
24863 * config/ia64/ia64.c (ia64_expand_builtin): Use the
24864 new CALL_EXPR_FN macro for retrieving the function
24865 declaration of the input expression.
24867 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24869 * c.opt (Waddress): New.
24870 * common.opt (Walways-true): Delete.
24871 (Wstring-literal-comparison): Delete.
24872 * doc/invoke.texi (Warning Options): Delete -Walways-true and
24873 -Wstring-literal-comparison. Add -Waddress.
24875 (Walways-true): Delete.
24876 (Wstring-literal-comparison): Delete.
24877 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
24878 consistently instead of -Walways-true in example.
24879 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
24880 * c-typeck.c (parser_build_binary_op): Replace
24881 -Wstring-literal-comparison and -Walways-true with -Waddress.
24882 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
24885 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
24887 * tree-cfg.c (dump_function_to_file): Be prepared for functions
24888 without DECL_STRUCT_FUNCTION initialized.
24890 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
24892 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
24893 due to calls to functions taking pointers as parameters.
24895 2007-02-19 Richard Henderson <rth@redhat.com>
24898 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
24901 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
24903 * config/s390/s390.c (s390_call_saved_register_used,
24904 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
24905 accessed to the new scheme.
24907 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
24909 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
24910 (cris_print_index, cris_print_operand, cris_print_operand_address)
24911 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
24912 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
24913 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
24914 GET_CODE () == xxx.
24915 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
24916 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
24917 GO_IF_LEGITIMATE_ADDRESS): Ditto.
24918 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
24919 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
24920 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
24921 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
24922 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
24923 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
24924 (uminsi3, call, call_value): Ditto.
24925 (define_split: indir_to_reg_split, unnamed): Ditto.
24927 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
24929 PR tree-optimization/30975
24930 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
24933 2007-02-18 Eric Christopher <echristo@gmail.com>
24935 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
24936 Remove use of arglist.
24937 (mips_expand_builtin): Remove use of arglist, pass in expr.
24938 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
24939 (mips_expand_builtin_movtf): Ditto.
24940 (mips_expand_builtin_compare): Ditto.
24942 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
24944 * tree-sra.c (sra_build_assignment): Replace assertion
24945 checking with a comment explaining why it can't be done.
24947 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
24949 PR middle-end/30833
24950 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
24951 during CALL_EXPR representation conversion.
24952 * tree-ssa-propagate.c (set_rhs): Likewise.
24954 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
24956 * tree-sra.c (sra_build_assignment): Disable assertion checking
24959 2007-02-18 Roger Sayle <roger@eyesopen.com>
24961 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
24962 instead of calling build2 with a GIMPLE_MODIFY_STMT.
24963 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
24965 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
24966 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
24967 gimplify_init_ctor_eval_range, gimple_push_cleanup,
24968 gimplify_omp_for, gimplify_omp_atomic_pipeline,
24969 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
24970 force_gimple_operand): Likewise.
24971 * ipa-cp.c (constant_val_insert): Likewise.
24972 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
24973 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
24974 perfect_nestify): Likewise.
24975 * langhooks.c (lhd_omp_assignment): Likewise.
24976 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
24977 lower_copyprivate_clauses, lower_send_clauses,
24978 lower_send_shared_vars, expand_parallel_call,
24979 expand_omp_for_generic, expand_omp_for_static_nochunk,
24980 expand_omp_for_static_chunk, expand_omp_sections,
24981 lower_omp_single_copy, lower_omp_for_lastprivate,
24982 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
24983 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
24984 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
24987 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
24989 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
24990 config/sh/sh.md: Follow spelling conventions.
24992 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
24993 config/frv/predicates.md: Follow spelling conventions.
24995 * config/m68k/linux-unwind.h: Fix a comment typo.
24996 * target.h: Follow spelling conventions.
24998 2007-02-18 Roger Sayle <roger@eyesopen.com>
25000 PR rtl-optimization/28173
25001 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
25002 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
25003 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
25004 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
25005 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
25007 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25009 * builtins.c (fold_builtin_load_exponent): New.
25010 (fold_builtin_2): Use it.
25012 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
25014 PR rtl-optimization/30773
25015 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
25016 if we fail to attach a REG_EQUIV note.
25018 2007-02-18 David Edelsohn <edelsohn@gnu.org>
25019 Roger Sayle <roger@eyesopen.com>
25021 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
25023 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25025 * calls.c (initialize_argument_information): Pass original EXP
25026 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
25027 code to split complex arguments here, as part of initializing the
25029 (expand_call): Remove code that builds a list of arguments and
25030 inserts implicit arguments into it. Instead, just count how many
25031 implicit arguments there will be so we can determine the size of
25032 the ARGS array, and let initialize_argument_information do the work.
25033 (split_complex_values): Delete unused function.
25035 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25037 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
25039 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25041 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
25042 for arg pointer based indexed addressing.
25044 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25046 * config/ia64/ia64.h, config/ia64/ia64.md,
25047 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
25048 spelling conventions.
25050 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25052 * config/m68k/m68k.c (split_di): New.
25053 * config/m68k/m68k-protos.h: Declare split_di.
25054 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
25055 Improve predicate handling and split constant shifts.
25057 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25059 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
25060 parameter for register bitfield operations, general predicates
25063 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25065 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
25066 * config/m68k/linux-unwind.h: New file.
25068 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25070 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
25071 config/i386/athlon.md, config/ia64/ia64.md,
25072 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
25073 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
25074 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
25075 tree-ssa-loop-niter.c, tree-vect-analyze.c,
25076 tree-vect-transform.c: Fix comment typos.
25078 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
25080 * sched-deps.c (find_insn_list): Remove.
25081 * sched-int.h: Remove the prototype for find_insn_list.
25083 2007-02-16 Geoffrey Keating <geoffk@apple.com>
25085 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
25087 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
25088 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
25089 darwin_rs6000_override_options.
25090 (C_COMMON_OVERRIDE_OPTIONS): Expect
25091 darwin_macosx_version_min to be non-NULL always.
25092 (TARGET_C99_FUNCTIONS): Likewise.
25093 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
25094 (DARWIN_MINVERSION_SPEC): New.
25095 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
25096 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
25098 (DARWIN_MINVERSION_SPEC): New.
25099 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
25101 * config/darwin-c.c (darwin_cpp_builtins): Expect
25102 darwin_macosx_version_min to be non-NULL always.
25104 * config/rs6000/rs6000.c: Clean up trailing whitespace.
25106 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
25108 * config/i386/i386.h (x86_use_xchgb): New.
25109 (TARGET_USE_XCHGB): New macro.
25110 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
25111 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
25112 Split after reload into bswaphi for shifts of 8.
25113 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
25114 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
25115 or when optimizing for size.
25117 2007-02-16 Richard Guenther <rguenther@suse.de>
25118 Christian Bruel <christian.bruel@st.com>
25120 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
25121 DECLs but prefer SSA_NAMEs over DECLs.
25123 2007-02-16 Richard Guenther <rguenther@suse.de>
25125 * tree-flow-inline.h (single_imm_use_p): Remove.
25126 (zero_imm_uses_p): Likewise.
25127 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
25128 instead of single_imm_use_p.
25129 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
25132 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25135 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
25136 nested double- and backquotes.
25138 2007-02-15 Roger Sayle <roger@eyesopen.com>
25140 PR middle-end/30391
25141 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
25142 should be unreachable.
25143 (build2_stat): Allow construction of MODIFY_EXPR at any time.
25144 For the time being redirect GIMPLE_MODIFY_STMT to the new
25145 (renamed) build_gimple_modify_stmt_stat.
25146 (build2_gimple_stat): Rename to...
25147 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
25148 Always build a GIMPLE_MODIFY_STMT node.
25149 * tree.h (build2_gimple, build2_gimple_stat): Delete.
25150 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
25153 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
25154 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
25155 * tree-complex.c (set_component_ssa_name, expand_complex_move,
25156 expand_complex_div_wide): Likewise.
25157 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
25158 * tree-ssa-loop-im.c (schedule_sm): Likewise.
25159 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
25160 * tree-ssa-loop-manip.c (create_iv): Likewise.
25161 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
25162 abs_replacement): Likewise.
25163 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
25164 realify_fake_stores): Likewise.
25166 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
25167 node rather than a GIMPLE_MODIFY_STMT node.
25168 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
25169 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
25171 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
25172 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
25173 GIMPLE_MODIFY_STMT.
25175 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25177 PR middle-end/30433
25178 * fold-const.c (fold_comparison): Add back the
25179 folding of constant complex comparisions.
25181 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25183 PR middle-end/30729
25184 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
25185 effects unknown to this function, return early.
25187 2007-02-15 Ian Lance Taylor <iant@google.com>
25189 * lower-subreg.c (move_eh_region_note): New static function.
25190 (resolve_simple_move): Call it.
25191 (decompose_multiword_subregs): Track blocks for which we resolve a
25192 simple move which is also a control flow insn. Pass them to
25193 find_many_sub_basic_blocks.
25194 (pass_lower_subreg): Add TODO_verify_flow.
25195 (pass_lower_subreg2): Likewise.
25197 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25198 Brooks Moses <brooks.moses@codesourcery.com>
25199 Lee Millward <lee.millward@codesourcery.com>
25201 * tree.h (enum tree_code_class): Add tcc_vl_exp.
25202 (VL_EXP_CLASS_P): New.
25203 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
25205 (TREE_OPERAND_CHECK_CODE): Likewise.
25206 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
25207 (TREE_RTL_OPERAND_CHECK): Likewise.
25208 (tree_operand_check_failed): Make second parameter the whole tree
25209 instead of its code. Fixed callers.
25210 (VL_EXP_CHECK): New.
25211 (TREE_OPERAND_LENGTH): New.
25212 (VL_EXP_OPERAND_LENGTH): New.
25213 (CALL_EXPR_FN): New.
25214 (CALL_EXPR_STATIC_CHAIN): New.
25215 (CALL_EXPR_ARGS): New.
25216 (CALL_EXPR_ARG): New.
25217 (call_expr_nargs): New.
25218 (CALL_EXPR_ARGP): New.
25219 (build_nt_call_list): Declare.
25220 (build_vl_exp_stat): Declare.
25221 (build_vl_exp): New.
25222 (build_call_list): Declare.
25223 (build_call_nary): Declare.
25224 (build_call_valist): Declare.
25225 (build_call_array): Declare.
25226 (call_expr_arg): Declare.
25227 (call_expr_argp): Declare.
25228 (call_expr_arglist): Declare.
25229 (fold_build_call_list): Declare.
25230 (fold_build_call_list_initializer): Declare.
25231 (fold_call_expr): Declare to replace fold_builtin.
25232 (fold_builtin_fputs): Update to agree with modified definition.
25233 (fold_builtin_strcpy): Likewise.
25234 (fold_builtin_strncpy): Likewise.
25235 (fold_builtin_memory_chk): Likewise.
25236 (fold_builtin_stxcpy_chk): Likewise.
25237 (fold_builtin_strncpy_chk): Likewise.
25238 (fold_builtin_next_arg): Likewise.
25239 (fold_build_call_expr): Declare.
25240 (fold_builtin_call_list): Declare.
25241 (fold_builtin_call_valist): Declare.
25242 (build_call_expr): Declare.
25243 (validate_arglist): Update to agree with modified definition.
25244 (tree_operand_length): New.
25245 (call_expr_arg_iterator): New.
25246 (init_call_expr_arg_iterator): New.
25247 (next_call_expr_arg): New.
25248 (first_call_expr_arg): New.
25249 (more_call_expr_args_p): New.
25250 (FOR_EACH_CALL_EXPR_ARG): New.
25252 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
25253 and tcc_gimple_stmt.
25254 (tree_code_size): Update documentation. Use sizeof (tree) rather
25255 than sizeof (char *).
25256 (tree_size): Likewise. Add case for tcc_vl_exp.
25257 (tree_node_structure): Add case for tcc_vl_exp.
25258 (contains_placeholder_p): Likewise.
25259 (substitute_in_expr): Likewise.
25260 (substitute_placeholder_in_expr): Likewise.
25261 (stabilize_reference_1): Likewise.
25262 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
25263 to diagnose breakage of this interface for constructing CALL_EXPRs.
25264 (build_nt): Add similar assertion here.
25265 (build_nt_call_list): New.
25266 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
25267 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
25269 (get_callee_fndecl): Use new CALL_EXPR accessors.
25270 (tree_operand_check_failed): Change parameters to pass entire node
25271 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
25272 (process_call_operands): New.
25273 (build_vl_exp_stat): New.
25274 (build_call_list): New.
25275 (build_call_nary): New.
25276 (build_call_valist): New.
25277 (build_call_array): New.
25278 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25279 (call_expr_arglist): New.
25281 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
25282 tcc_vl_exp instead of a fixed-size tcc_expression.
25284 * doc/c-tree.texi (CALL_EXPR): Document new representation and
25285 accessors for CALL_EXPRs.
25286 (AGGR_INIT_EXPR): Likewise.
25288 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25289 Brooks Moses <brooks.moses@codesourcery.com>
25290 Lee Millward <lee.millward@codesourcery.com>
25292 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
25293 (expand_builtin_nonlocal_goto): Change parameter to be entire
25294 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
25295 (expand_builtin_prefetch): Likewise.
25296 (expand_builtin_classify_type): Likewise.
25297 (mathfn_built_in): Return NULL_TREE instead of 0.
25298 (expand_errno_check): Use new CALL_EXPR accessors.
25299 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
25300 Return NULL_RTX instead of 0.
25301 (expand_builtin_mathfn_2): Likewise.
25302 (expand_builtin_mathfn_3): Likewise.
25303 (expand_builtin_interclass_mathfn): Likewise.
25304 (expand_builtin_sincos): Likewise.
25305 (expand_builtin_cexpi): Likewise.
25306 (expand_builtin_int_roundingfn): Likewise.
25307 (expand_builtin_int_roundingfn_2): Likewise.
25308 (expand_builtin_pow): Likewise.
25309 (expand_builtin_powi): Likewise.
25310 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
25311 of arglist, fixing callers appropriately. Use new CALL_EXPR
25312 accessors and constructors. Return NULL_RTX instead of 0.
25313 (expand_builtin_strstr): Likewise.
25314 (expand_builtin_strchr): Likewise.
25315 (expand_builtin_strrchr): Likewise.
25316 (expand_builtin_strpbrk): Likewise.
25317 (expand_builtin_memcpy): Likewise.
25318 (expand_builtin_mempcpy): Likewise.
25319 (expand_builtin_mempcpy_args): New.
25320 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
25321 (expand_builtin_memmove_args): New.
25322 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
25323 (expand_movstr): Likewise.
25324 (expand_builtin_strcpy): Likewise.
25325 (expand_builtin_strcpy_args): New.
25326 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
25327 (expand_builtin_strncpy): Likewise.
25328 (expand_builtin_memset): Likewise.
25329 (expand_builtin_memset_args): New.
25330 (expand_builtin_bzero): Similarly to expand_builtin_memset.
25331 (expand_builtin_memcmp): Likewise.
25332 (expand_builtin_strcmp): Likewise.
25333 (expand_builtin_strncmp): Likewise.
25334 (expand_builtin_strcat): Likewise.
25335 (expand_builtin_strncat): Likewise.
25336 (expand_builtin_strspn): Likewise.
25337 (expand_builtin_strcspn): Likewise.
25338 (expand_builtin_args_info): Likewise.
25339 (expand_builtin_va_start): Likewise.
25340 (gimplify_va_arg_expr): Likewise.
25341 (expand_builtin_va_end): Likewise.
25342 (expand_builtin_va_copy): Likewise.
25343 (expand_builtin_frame_address): Likewise.
25344 (expand_builtin_alloca): Likewise.
25345 (expand_builtin_bswap): Likewise.
25346 (expand_builtin_unop): Likewise.
25347 (expand_builtin_fputs): Likewise.
25348 (expand_builtin_expect): Likewise.
25349 (expand_builtin_fabs): Likewise.
25350 (expand_builtin_copysign): Likewise.
25351 (expand_builtin_printf): Likewise.
25352 (expand_builtin_fprintf): Likewise.
25353 (expand_builtin_sprintf): Likewise.
25354 (expand_builtin_init_trampoline): Likewise.
25355 (expand_builtin_signbit): Likewise.
25356 (expand_builtin_fork_or_exec): Likewise.
25357 (expand_builtin_sync_operation): Likewise.
25358 (expand_builtin_compare_and_swap): Likewise.
25359 (expand_builtin_lock_test_and_set): Likewise.
25360 (expand_builtin_lock_release): Likewise.
25361 (expand_builtin): Likewise.
25362 (builtin_mathfn_code): Likewise.
25364 (fold_builtin_constant_p): Pass call arguments individually instead
25365 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25366 accessors and constructors. Return NULL_TREE instead of 0.
25367 (fold_builtin_expect): Likewise.
25368 (fold_builtin_classify_type): Likewise.
25369 (fold_builtin_strlen): Likewise.
25370 (fold_builtin_nan): Likewise.
25371 (integer_valued_real_p): Likewise.
25372 (fold_trunc_transparent_mathfn): Likewise.
25373 (fold_fixed_mathfn): Likewise.
25374 (fold_builtin_cabs): Likewise.
25375 (fold_builtin_sqrt): Likewise.
25376 (fold_builtin_cbrt): Likewise.
25377 (fold_builtin_cos): Likewise.
25378 (fold_builtin_cosh): Likewise.
25379 (fold_builtin_tan): Likewise.
25380 (fold_builtin_sincos): Likewise.
25381 (fold_builtin_cexp): Likewise.
25382 (fold_builtin_trunc): Likewise.
25383 (fold_builtin_floor): Likewise.
25384 (fold_builtin_ceil): Likewise.
25385 (fold_builtin_round): Likewise.
25386 (fold_builtin_int_roundingfn): Likewise.
25387 (fold_builtin_bitop): Likewise.
25388 (fold_builtin_bswap): Likewise.
25389 (fold_builtin_logarithm): Likewise.
25390 (fold_builtin_hypot): Likewise.
25391 (fold_builtin_pow): Likewise.
25392 (fold_builtin_powi): Likewise.
25393 (fold_builtin_exponent): Likewise.
25394 (fold_builtin_memset): Likewise.
25395 (fold_builtin_bzero): Likewise.
25396 (fold_builtin_memory_op): Likewise.
25397 (fold_builtin_bcopy): Deleted; call site changed to invoke
25398 fold_builtin_memory_op directly.
25399 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
25400 (fold_builtin_strncpy): Likewise.
25401 (fold_builtin_memcmp): Likewise.
25402 (fold_builtin_strcmp): Likewise.
25403 (fold_builtin_strncmp): Likewise.
25404 (fold_builtin_signbit): Likewise.
25405 (fold_builtin_copysign): Likewise.
25406 (fold_builtin_isascii): Likewise.
25407 (fold_builtin_toascii): Likewise.
25408 (fold_builtin_isdigit): Likewise.
25409 (fold_builtin_fabs): Likewise.
25410 (fold_builtin_abs): Likewise.
25411 (fold_builtin_fmin_fmax): Likewise.
25412 (fold_builtin_carg): Likewise.
25413 (fold_builtin_classify): Likewise.
25414 (fold_builtin_unordered_cmp): Likewise.
25416 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
25417 New functions split out from fold_builtin_1.
25418 (fold_builtin_n): New.
25419 (fold_builtin_varargs): New.
25420 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
25422 (fold_call_expr): New.
25423 (build_function_call_expr): Rewrite to use new helper function.
25424 (fold_builtin_call_list): New.
25425 (build_call_expr): New.
25426 (fold_builtin_call_valist): New.
25427 (rewrite_call_expr): New.
25428 (validate_arg): New.
25429 (validate_arglist): Change parameter to be entire CALL_EXPR instead
25430 of an arglist. Change return type to bool. Use new CALL_EXPR
25433 (fold_builtin_strstr): Pass call arguments individually instead
25434 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25435 accessors and constructors. Return NULL_TREE instead of 0.
25436 (fold_builtin_strchr): Likewise.
25437 (fold_builtin_strrchr): Likewise.
25438 (fold_builtin_strpbrk): Likewise.
25439 (fold_builtin_strcat): Likewise.
25440 (fold_builtin_strncat): Likewise.
25441 (fold_builtin_strspn): Likewise.
25442 (fold_builtin_strcspn): Likewise.
25443 (fold_builtin_fputs): Likewise.
25444 (fold_builtin_next_arg): Likewise.
25445 (fold_builtin_sprintf): Likewise.
25447 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
25448 NULL_RTX instead of 0.
25449 (expand_builtin_memory_chk): Likewise.
25450 (maybe_emit_chk_warning): Likewise.
25451 (maybe_emit_sprintf_chk_warning): Likewise.
25453 (fold_builtin_object_size): Pass call arguments individually instead
25454 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25455 accessors and constructors. Return NULL_TREE instead of 0.
25456 (fold_builtin_memory_chk): Likewise.
25457 (fold_builtin_stxcpy_chk): Likewise.
25458 (fold_builtin_strncpy_chk): Likewise.
25459 (fold_builtin_strcat_chk): Likewise.
25460 (fold_builtin_strcat_chk): Likewise.
25461 (fold_builtin_strncat_chk): Likewise.
25462 (fold_builtin_sprintf_chk): Likewise.
25463 (fold_builtin_snprintf_chk): Likewise.
25464 (fold_builtin_printf): Likewise.
25465 (fold_builtin_vprintf): Likewise.
25467 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
25469 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
25470 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25471 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
25472 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
25473 (fold_unary): Likewise.
25474 (fold_binary): Likewise.
25475 (fold_ternary): Remove CALL_EXPR case, since they are no longer
25476 ternary expressions.
25477 (fold): Add logic for tcc_vl_exp.
25478 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
25479 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25480 (fold_build3_stat): Add assertion to flag broken interface for
25481 constructing CALL_EXPRs.
25482 (fold_build_call_list): New.
25483 (fold_build_call_list_initializer): New.
25484 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
25486 (fold_strip_sign_ops): Likewise.
25488 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25489 Brooks Moses <brooks.moses@codesourcery.com>
25490 Lee Millward <lee.millward@codesourcery.com>
25492 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
25493 accessors and dump arguments explicitly.
25495 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
25497 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
25499 (print_call_name): Use new CALL_EXPR accessors.
25501 * print-tree.c (print_node): Add case tcc_vl_exp. Print
25502 CALL_EXPR arguments explicitly instead of as a list. Use
25503 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25505 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
25506 (vrp_visit_stmt): Likewise.
25508 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
25509 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
25511 (force_move_till_expr): Likewise.
25513 * targhooks.c (default_external_stack_protect_fail): Use
25514 build_call_expr instead of build_function_call_expr.
25515 (default_hidden_stack_protect_fail): Likewise.
25517 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
25520 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
25521 and walk arguments explicitly.
25523 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
25524 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25525 (expand_simple_operations): Likewise.
25526 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
25528 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
25529 of TREE_CODE_LENGTH.
25530 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
25532 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
25533 instead of TREE_CODE_LENGTH.
25535 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
25536 (tree_ic_transform): Likewise.
25537 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
25538 parameter instead of arglist. Fix callers.
25539 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
25540 (tree_stringops_transform): Likewise.
25541 (tree_indirect_call_to_profile): Likewise.
25542 (tree_stringops_values_to_profile): Likewise.
25544 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
25545 (eliminate_tail_call): Likewise.
25547 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
25549 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
25550 Use TREE_OPERAND_LENGTH and generalize to handle any number of
25552 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
25554 * omp-low.c (build_omp_barrier): Use build_call_expr.
25555 (lower_rec_input_clauses): Likewise.
25556 (lower_reduction_clauses): Likewise.
25557 (expand_parallel_call): Likewise.
25558 (maybe_catch_exception): Likewise.
25559 (expand_omp_for_generic): Likewise.
25560 (expand_omp_for_static_nochunk): Likewise.
25561 (expand_omp_sections): Likewise.
25562 (lower_omp_single_simple): Likewise.
25563 (lower_omp_single_copy): Likewise.
25564 (lower_omp_master): Likewise.
25565 (lower_omp_ordered): Likewise.
25566 (lower_omp_critical): Likewise.
25568 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
25569 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
25571 * tree-gimple.c (is_gimple_call_addr): Fix doc.
25572 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
25573 TREE_CODE_LENGTH. Add tcc_vl_exp case.
25575 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
25576 and generalize to handle any number of operands.
25577 (chrec_contains_undetermined): Likewise.
25578 (tree_contains_chrecs): Likewise.
25579 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
25581 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
25583 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
25584 fold_call_expr instead of fold_builtin.
25585 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
25586 match declarations there.
25587 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
25590 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
25591 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25593 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
25594 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
25596 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
25599 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
25600 (execute_cse_sincos): Use new CALL_EXPR accessors.
25602 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
25604 * gimple-low.c (lower_function_body): Use build_call_expr.
25605 (lower_builtin_setjmp): Likewise.
25607 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
25608 (set_storage_via_libcall): Likewise.
25609 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
25610 instead of TREE_CODE_LENGTH.
25611 (expand_expr_real_1): Use new CALL_EXPR accessors.
25613 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
25614 generalize to handle any number of operands.
25615 (TB_parent_eq): Likewise.
25617 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
25618 (strip_builtin_expect): Likewise.
25620 * function.c (gimplify_parameters): Use build_call_expr.
25622 * tree-vectorizer.c (vect_is_simple_reduction): Use
25623 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25625 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
25626 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
25628 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
25631 * gimplify.c (build_stack_save_restore): Use build_call_expr.
25632 (gimplify_decl_expr): Likewise.
25633 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
25634 Use new CALL_EXPR iterators.
25635 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
25636 (gimplify_modify_expr_to_memset): Likewise.
25637 (gimplify_variable_sized_compare): Likewise.
25638 (gimplify_omp_atomic_fetch_op): Likewise.
25639 (gimplify_omp_atomic_pipeline): Likewise.
25640 (gimplify_omp_atomic_mutex): Likewise.
25641 (gimplify_function_tree): Likewise.
25643 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
25644 (call_expr_flags): Likewise.
25645 (expand_call): Likewise.
25647 * except.c (expand_builtin_eh_return_data_regno): Pass entire
25648 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
25651 * coverage.c (create_coverage): Use build_call_expr.
25653 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
25654 (temp_call_expr_obstack): New.
25655 (pool_copy_list): Delete.
25656 (temp_copy_call_expr): New.
25657 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
25658 CALL_EXPR accessors. Get rid of special goo for copying argument
25659 lists and use temp_copy_call_expr instead.
25660 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
25661 CALL_EXPR accessors.
25662 (create_expression_by_pieces): Likewise. Use build_call_array
25663 to construct the result instead of fold_build3.
25664 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
25665 dealing with argument lists.
25666 (init_pre): Remove references to expression_node_pool and
25667 list_node_pool. Init temp_call_expr_obstack instead.
25668 (fini_pre): Remove references to expression_node_pool and
25671 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
25672 and walk arguments explicitly instead of as a list.
25674 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
25675 (mx_register_decls): Likewise.
25676 (mudflap_register_call): Likewise.
25677 (mudflap_finish_file): Likewise.
25679 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
25680 (ipa_callsite_compute_param): Likewise.
25682 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
25683 accessors and constructor.
25685 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
25686 accessors and constructor.
25687 (convert_tramp_reference): Likewise.
25688 (convert_call_expr): Likewise.
25689 (finalize_nesting_tree_1): Likewise.
25691 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
25694 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
25696 * tree-inline.c (initialize_inlined_parameters): Pass entire
25697 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
25699 (estimate_num_insns_1): Use new CALL_EXPR accessors.
25700 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
25702 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
25703 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25704 (vectorizable_reduction): Likewise.
25705 (vectorizable_call): Use new CALL_EXPR iterators.
25706 (vectorizable_conversion): Use build_call_expr.
25707 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
25708 (vect_gen_widened_results_half): Use build_call_expr.
25709 (vect_setup_realignment): Likewise.
25710 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
25712 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
25713 (pass_through_call): Likewise.
25714 (compute_object_sizes): Likewise. Use fold_call_expr instead of
25717 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
25718 (tree_gen_pow2_profiler): Likewise.
25719 (tree_gen_one_value_profiler): Likewise.
25720 (tree_gen_ic_func_profiler): Likewise.
25721 (tree_gen_average_profiler): Likewise.
25722 (tree_gen_ior_profiler): Likewise.
25724 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
25725 (find_func_aliases): Use new CALL_EXPR accessors. Add case
25726 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25728 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
25729 of TREE_CODE_LENGTH.
25731 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
25732 of TREE_CODE_LENGTH.
25734 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
25736 (convert_to_integer): Likewise.
25738 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
25741 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25742 Brooks Moses <brooks.moses@codesourcery.com>
25743 Lee Millward <lee.millward@codesourcery.com>
25745 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
25747 * config/frv/frv.c (frv_expand_builtin): Likewise.
25748 * config/s390/s390.c (s390_expand_builtin): Likewise.
25750 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
25751 (sparc_expand_builtin): Use new CALL_EXPR accessors.
25753 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
25754 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
25755 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
25756 (ix86_expand_store_builtin): Likewise.
25757 (ix86_expand_unop_builtin): Likewise.
25758 (ix86_expand_unop1_builtin): Likewise.
25759 (ix86_expand_sse_compare): Likewise.
25760 (ix86_expand_sse_comi): Likewise.
25761 (ix86_expand_vec_init_builtin): Likewise.
25762 (ix86_expand_vec_ext_builtin): Likewise.
25763 (ix86_expand_vec_set_builtin): Likewise.
25764 (ix86_expand_builtin): Use new CALL_EXPR accessors.
25766 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
25767 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
25769 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
25770 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
25771 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
25773 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
25775 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
25776 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
25777 arglist. Use new CALL_EXPR accessors. Fix callers.
25778 (altivec_expand_abs_builtin): Likewise.
25779 (rs6000_expand_binop_builtin): Likewise.
25780 (altivec_expand_predicate_builtin): Likewise.
25781 (altivec_expand_lv_builtin): Likewise.
25782 (spe_expand_stv_builtin): Likewise.
25783 (altivec_expand_stv_builtin): Likewise.
25784 (rs6000_expand_ternop_builtin): Likewise.
25785 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
25786 (altivec_expand_st_builtin): Likewise.
25787 (altivec_expand_dst_builtin): Likewise.
25788 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
25789 arglist. Use new CALL_EXPR accessors. Fix callers.
25790 (altivec_expand_vec_set_builtin): Likewise.
25791 (altivec_expand_vec_ext_builtin): Likewise.
25792 (altivec_expand_builtin): Use new CALL_EXPR accessors.
25793 (spe_expand_builtin): Likewise.
25794 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
25795 arglist. Use new CALL_EXPR accessors. Fix callers.
25796 (spe_expand_evsel_builtin): Likewise.
25797 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
25798 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
25800 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
25801 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
25802 (arm_expand_unop_builtin): Likewise.
25803 (arm_expand_builtin): Use new CALL_EXPR accessors.
25805 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
25808 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
25809 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
25811 (bfin_expand_unop_builtin): Likewise.
25812 (bfin_expand_builtin): Use new CALL_EXPR accessors.
25814 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25815 Brooks Moses <brooks.moses@codesourcery.com>
25816 Lee Millward <lee.millward@codesourcery.com>
25818 * c-semantics.c (build_stmt): Add internal diagnostic check.
25820 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
25821 accessors. Print arguments explicitly instead of as a list.
25823 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
25825 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
25826 (c_finish_omp_flish): Likewise.
25828 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
25829 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
25830 instead of TREE_CODE_LENGTH.
25831 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
25832 (c_warn_unused_result): Likewise.
25834 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25837 * doc/invoke.texi (Warning Options): Remove
25838 -Werror-implicit-function-declaration.
25839 (Wimplicit-function-declaration): Update description.
25840 * opts.c (common_handle_option): Move handling of -Werror=* to...
25841 (enable_warning_as_error): ...here.
25842 * opts.h (enable_warning_as_error): Declare.
25843 * c-decl.c (implicit_decl_warning): Unless
25844 -Wno-implicit-function-declaration is given, emit a pedwarn if
25845 -std=c99 or emit a warning if -Wimplicit-function-declaration.
25846 * c.opt (Wimplicit-function-declaration): Replace
25847 mesg_implicit_function_declaration with
25848 warn_implicit_function_declaration.
25849 * c-opts.c (c_common_handle_option):
25850 -Werror-implicit-function-declaration is exactly equal as
25851 -Werror=implicit-function-declaration.
25852 (set_Wimplicit): Replace mesg_implicit_function_declaration with
25853 warn_implicit_function_declaration.
25854 (c_common_post_options): -Wimplict-function-declaration is enabled
25855 by default by -std=c99, otherwise is disabled by default.
25856 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
25858 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
25860 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
25861 DECL on the rhs to a DECL on the lhs for debug info purposes if the
25862 former is ignored but not the latter.
25864 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
25866 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
25867 is made and the reference doesn't use the alias set of its type,
25868 do not create the temporary using that type.
25870 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
25872 * jump.c: Remove prototypes for delete_computation and
25873 delete_prior_computation.
25875 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
25877 * jump.c (get_label_after): Delete.
25878 (get_label_before, delete_computation, delete_jump,
25879 delete_prior_computation, follow_jumps): Move...
25880 * reorg.c (delete_computation, delete_prior_computation): ... here...
25881 (get_label_before, delete_jump): ... making these static ...
25882 (follow_jumps): ... and simplifying this since it only runs after
25884 * rtl.h (get_label_after, get_label_before, delete_jump,
25885 follow_jumps): Delete prototypes.
25887 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
25889 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
25891 2007-02-15 Nick Clifton <nickc@redhat.com>
25893 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
25894 order to prevent it from being munged by the target.
25896 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
25898 * config/i386/i386.md: Remove misleading comment.
25900 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
25902 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
25903 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
25906 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
25908 * tree-sra.c (instantiate_missing_elements): Canonicalize
25910 (sra_build_assignment): New.
25911 (generate_copy_inout, generate_element_copy,
25912 generate_element_zero, generate_one_element_init): Use it.
25914 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
25916 * tree-sra.c (instantiate_missing_elements): Canonicalize
25918 (sra_build_assignment): New.
25919 (generate_copy_inout, generate_element_copy,
25920 generate_element_zero, generate_one_element_init): Use it.
25922 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
25924 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
25927 2007-02-14 Joseph Myers <joseph@codesourcery.com>
25929 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
25930 types as aggregates not scalars.
25931 * function.c (assign_stack_temp_for_type): Likewise.
25933 2007-02-14 Roger Sayle <roger@eyesopen.com>
25934 Zdenek Dvorak <dvorakz@suse.cz>
25936 * tree-dump.c (dump_switch_p_1): Require exact match of the option
25939 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
25941 * passes.c (next_pass_1): Clear the next field of the copied
25944 2007-02-14 Richard Henderson <rth@redhat.com>
25946 * tree-sra.c (early_sra): New.
25947 (decl_can_be_decomposed_p): Deny va_list if early_sra.
25948 (tree_sra_early, pass_sra_early): New.
25949 * tree-pass.h (pass_sra_early): Declare.
25950 * passes.c (init_optimization_passes): Use it.
25952 2007-02-14 Richard Guenther <rguenther@suse.de>
25954 * flags.h (issue_strict_overflow_warning): Convert to a macro.
25956 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
25958 PR tree-optimization/30771
25959 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
25961 (vect_analyze_operations): Induction phis can now be marked as
25963 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
25964 Update documentation accordingly.
25966 2007-02-14 Nick Clifton <nickc@redhat.com>
25968 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
25969 most 3 arguments are supported.
25970 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
25972 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
25974 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
25975 Ensure dst->current is valid.
25977 2007-02-13 Paul Brook <paul@codesourcery.com>
25979 * config.gcc: Add arm*-*-uclinux-*eabi.
25980 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
25981 (SUBTARGET_EXTRA_LINK_SPEC): Define.
25982 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
25983 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
25984 (LINK_SPEC): Define.
25985 (LIB_SPEC): Define.
25986 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
25988 * config/arm/uclinux-eabi.h: New file.
25989 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
25990 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
25993 2007-02-13 Ian Lance Taylor <iant@google.com>
25995 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
25996 * flags.h (warn_strict_overflow): Declare.
25997 (enum warn_strict_overflow_code): Define.
25998 (issue_strict_overflow_warning): New static inline function.
25999 * opts.c (warn_strict_overflow): New variable.
26000 (common_handle_option): Handle OPT_Wstrict_overflow and
26001 OPT_Wstrict_overflow_.
26002 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
26004 * fold-const.c: Include intl.h.
26005 (fold_deferring_overflow_warnings): New static variable.
26006 (fold_deferred_overflow_warning): New static variable.
26007 (fold_deferred_overflow_code): New static variable.
26008 (fold_defer_overflow_warnings): New function.
26009 (fold_undefer_overflow_warnings): New function.
26010 (fold_undefer_and_ignore_overflow_warnings): New function.
26011 (fold_deferring_overflow_warnings_p): New function.
26012 (fold_overflow_warning): New static function.
26013 (make_range): Add strict_overflow_p parameter. Change all
26015 (extract_muldiv, extract_muldiv_1): Likewise.
26016 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
26017 tree_expr_nonnegative_p.
26018 (fold_negate_expr): Call fold_overflow_warning.
26019 (fold_range_test): Likewise.
26020 (fold_comparison): Likewise.
26021 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
26022 instead of tree_expr_nonnegative_p.
26023 (tree_expr_nonnegative_warnv_p): Rename from
26024 tree_expr_nonnegative_p, add strict_overflow_p parameter.
26025 (tree_expr_nonnegative_p): New function.
26026 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
26027 strict_overflow_p parameter.
26028 (tree_expr_nonzero_p): New function.
26029 * passes.c (verify_interpass_invariants): New static function.
26030 (execute_one_pass): Call it.
26031 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
26033 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
26034 (estimate_numbers_of_iterations): Likewise.
26035 (scev_probably_wraps_p): Likewise.
26036 * tree-ssa-ccp.c: Include "toplev.h".
26037 (evaluate_stmt): Defer fold overflow warnings until we know we are
26039 (struct fold_stmt_r_data): Add stmt field.
26040 (fold_stmt_r): Defer fold overflow warnings until we know we
26042 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
26043 (fold_stmt_inplace): Likewise.
26044 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
26045 (cleanup_control_expr_graph): Defer fold overflow warnings until
26046 we know we are going to optimize.
26047 * tree-cfg.c (fold_cond_expr_cond): Likewise.
26048 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
26050 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
26051 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
26052 * tree-ssa-loop-manip.c (create_iv): Likewise.
26053 * c-typeck.c (build_conditional_expr): Likewise.
26054 (build_binary_op): Likewise.
26055 * tree-vrp.c (vrp_expr_computes_nonzero): Call
26056 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
26057 (extract_range_from_unary_expr): Likewise.
26058 * simplify-rtx.c (simplify_const_relational_operation): Warn when
26059 assuming that signed overflow does not occur.
26060 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
26061 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
26062 (fold_defer_overflow_warnings): Declare.
26063 (fold_undefer_overflow_warnings): Declare.
26064 (fold_undefer_and_ignore_overflow_warnings): Declare.
26065 (fold_deferring_overflow_warnings_p): Declare.
26066 (tree_expr_nonzero_warnv_p): Declare.
26067 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
26068 of warning options.
26069 (Warning Options): Document -Wstrict-overflow.
26070 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
26071 (tree-ssa-ccp.o): Likewise.
26072 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
26073 (fold-const.o): Depend on intl.h.
26075 2007-02-13 Ian Lance Taylor <iant@google.com>
26077 PR middle-end/30751
26078 * lower-subreg.c (resolve_simple_move): Decompose subregs in
26081 2007-02-13 Stuart Hastings <stuart@apple.com>
26083 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
26085 2007-02-13 Richard Henderson <rth@redhat.com>
26087 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
26088 handled_component_p before looking for the indirect_ref.
26090 2007-02-13 Richard Henderson <rth@redhat.com>
26092 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
26093 remove flags clobber.
26094 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
26095 (bswaphi_lowpart): New.
26096 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
26097 remove TARGET_BSWAP test. Delete expander of the same name.
26099 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
26100 (expand_unop): Use them.
26102 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
26104 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
26105 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
26106 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
26107 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
26108 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
26109 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
26110 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
26111 assembler dialect choice from asm templates.
26113 2007-02-12 Richard Henderson <rth@redhat.com>
26115 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
26116 (fixuns_trunc<SSEMODEF>si2): Use it.
26117 * config/i386/sse.md (vec_setv4sf_0): Export.
26118 * config/i386/i386.c (ix86_build_const_vector): Export.
26119 (ix86_split_convert_uns_si_sse): Rename from
26120 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
26121 * config/i386/i386-protos.h: Update.
26123 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26126 * c-typeck.c (c_finish_return): Improve warning message.
26128 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26130 * alias.c (find_symbolic_term): Delete unused function.
26132 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
26134 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
26135 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
26136 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
26138 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26140 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
26141 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
26142 the function, temporarily point the debug interface to the null one.
26144 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26146 * dwarf2out.c (round_up_to_align): New static function.
26147 (field_byte_offset): Use it to round the offset.
26149 2007-02-12 Richard Henderson <rth@redhat.com>
26151 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
26152 (inswl_const): Export.
26154 2007-02-12 Richard Henderson <rth@redhat.com>
26156 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
26157 result mode of the libcall, convert back to outmode.
26159 2007-02-12 Roger Sayle <roger@eyesopen.com>
26161 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
26162 (bswapdi2): New define_expand to implement 32-bit implementation.
26164 2007-02-12 Nick Clifton <nickc@redhat.com>
26166 * doc/invoke.texi (Overall Options): Document --help=.
26167 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
26168 (cc1_options): Pass --help= on to cc1.
26169 (display_help): Add description of --help=.
26170 (process_command): Add code to handle --help=. Allow translated
26171 --help and --target-help switches to be passed on to compiler
26173 (main): Remove unused if statement.
26174 * opts.c (columns): Remove.
26175 (LEFT_COLUMN): Define.
26176 (wrap_help): Add columns argument.
26177 (print_filtered_help): Change parameters to be an include bitmask,
26178 an exclude bitmask, an any bitmask and the column width. Move the
26179 code to display the params list here. Add code to display the
26180 status of options rather than their descriptions if the quiet flag
26182 (print_specific_help): Change parameters to be an include bitmask,
26183 an exclude bitmask and an any bitmask. Move code to look up the
26184 column width here. Decide upon the title for an options listing.
26185 (common_handle_options): Add code to handle --help=. Adapt code
26186 for --help and --target-help to use the revised form of the
26187 print_specific_help function.
26188 (print_help): Delete.
26189 (print_param_help): Delete.
26190 (print_switch): Delete.
26191 * opts.h (cl_lang_count): Add prototype.
26192 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
26193 CL_MAX_OPTION_CLASS): New defines.
26194 * optc-gen.awk: Add construction of cl_lang_count.
26195 * c.opt: Add Warning attribute to warning options and Optimization
26196 attribute to optimization options.
26197 * common.opt: Likewise.
26199 Add -fhelp and -ftarget-help as aliases for the transformed --help
26200 and --target-help options.
26201 * opt-functions.awk: Add code to handle Warning and Optimization
26204 2007-02-12 Richard Henderson <rth@redhat.com>
26206 * config/alpha/constraints.md: New file.
26207 * config/alpha/alpha.c: Include tm-constrs.h.
26208 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
26209 alpha_extra_constraint): Remove.
26210 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
26211 * config/alpha/alpha-protos.h: Update.
26212 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
26213 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
26214 (EXTRA_CONSTRAINT): Remove.
26215 * config/alpha/alpha.md: Include constraints.md.
26216 (adddi splitter): Use satisfies_constraint_*.
26217 * config/alpha/predicates.md (add_operand): Likewise.
26218 (sext_add_operand, addition_operation): Likewise.
26220 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
26222 PR tree-optimization/29145
26223 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
26224 in our handling of restrict qualified pointers.
26226 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26229 * doc/invoke.texi (Wunused-value): Update description.
26230 (Wextra): Delete item.
26231 * opts.c (set_Wextra): Don't use the value of Wextra to set the
26232 value of Wunused-value.
26233 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
26234 (c_finish_stmt_expr): Don't check extra_warnings.
26235 (emit_side_effect_warnings): The caller is responsible to check
26238 2007-02-11 Roger Sayle <roger@eyesopen.com>
26239 Matt Thomas <matt@3am-software.com>
26241 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
26243 2007-02-11 Roger Sayle <roger@eyesopen.com>
26245 * simplify-rtx.c (simplify_relational_operation_1): Optimize
26246 comparisons of POPCOUNT against zero.
26247 (simplify_const_relational_operation): Likewise.
26249 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26251 * doc/invoke.texi (Wextra): Delete outdated paragraph.
26253 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26255 * dwarf2out.c (root_type): Delete unused function.
26257 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26259 * genattrtab.c (contained_in_p): Delete unused function.
26260 (write_expr_attr_cache): Likewise.
26262 2007-02-11 Jan Hubicka <jh@suse.cz>
26264 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
26267 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
26269 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
26270 to add the REG_EQ* note.
26271 * see.c (see_merge_one_use_extension): Likewise.
26272 * local-alloc.c (update_equiv_regs): Likewise. Also don't
26273 turn REG_EQUAL notes into REG_EQUIV notes if the target
26274 register may have more than one set.
26275 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
26276 * gcse.c (try_replace_reg): Likewise.
26277 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
26278 * calls.c (fixup_tail_calls): Likewise. Abort if there is
26279 more than one REG_EQUIV note.
26280 * reload1.c (gen_reload): Use set_unique_reg_note.
26282 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
26284 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
26285 (ix86_builtin_conversion): New function.
26287 2007-02-06 Mark Mitchell <mark@codesourcery.com>
26290 * tree.h (DECL_REPLACEABLE_P): New macro.
26291 * except.c (set_nothrow_function_flags): Likewise.
26293 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
26294 Ira Rosen <irar@il.ibm.com>
26295 Dorit Nuzman <dorit@il.ibm.com>
26297 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
26298 * targhooks.c (default_builtin_vectorized_conversion): New.
26299 * targhooks.h (default_builtin_vectorized_function): New declaration.
26300 * target.h (struct vectorize): Add builtin_conversion field.
26301 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
26302 stmt_vec_info_type value.
26303 (vectorizable_conversion): New declaration.
26304 * tree-vect-analyze.c (vect_analyze_operations): Add
26305 vectorizable_conversion call.
26306 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
26307 * tree-vect-transform.c (vectorizable_conversion): New function.
26308 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
26309 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
26311 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
26312 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
26313 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
26314 or ALTIVEC_BUILTIN_VCFSX.
26316 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26319 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
26320 CONST_DOUBLE and operand 0 is a hard register.
26321 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
26322 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
26323 is a hard floating-point register.
26325 2007-02-10 Richard Henderson <rth@redhat.com>
26326 Jakub Jelinek <jakub@redhat.com>
26327 Alexandre Oliva <aoliva@redhat.com>
26329 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
26330 * builtin-types.def (BT_WORD): Make unsigned.
26331 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
26332 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
26333 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
26334 * c-decl.c (grokdeclarator): Don't error if !have_tls.
26335 * c-parser.c (c_parser_omp_threadprivate): Likewise.
26336 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
26338 * expr.c (emutls_var_address): New.
26339 (expand_expr_real_1): Expand emulated tls.
26340 (expand_expr_addr_expr_1): Likewise.
26341 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
26342 * output.h (emutls_finish): Declare.
26343 * toplev.c (compile_file): Call it.
26344 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
26345 address before wrapping in CONST.
26346 * varasm.c (emutls_htab, emutls_object_type): New.
26347 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
26348 (get_emutls_object_name, get_emutls_object_type): New.
26349 (get_emutls_init_templ_addr, emutls_decl): New.
26350 (emutls_common_1, emutls_finish): New.
26351 (assemble_variable): When emulating tls, swap decls; generate
26352 constructor for the emutls objects.
26353 (do_assemble_alias): When emulating tls, swap decl and target name.
26354 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
26356 * varpool.c (decide_is_variable_needed): Look at force_output.
26357 Recurse for emulated tls.
26358 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
26359 with decide_is_variable_needed.
26360 * emutls.c: New file.
26361 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
26362 tls_object for real tls.
26364 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
26366 PR rtl-optimization/29599
26367 * reload1.c (eliminate_regs_in_insn): Take the destination
26368 mode into account when computing the offset.
26370 2007-02-09 Stuart Hastings <stuart@apple.com>
26371 Richard Henderson <rth@redhat.com>
26373 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26374 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26375 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
26376 fixuns_truncdfhi2): New.
26377 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
26378 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
26379 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
26380 (floatunssidf2): Allow nonimmediate source.
26381 * config/i386/sse.md (movdi_to_sse): New.
26382 (vec_concatv2di): Drop '*'.
26383 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
26384 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26385 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
26387 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
26388 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26389 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
26390 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
26391 (ix86_build_signbit_mask): Fix decl of v, refactor to call
26392 ix86_build_const_vector.
26393 (x86_emit_floatuns): Rewrite.
26395 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26397 * genautomata.c (longest_path_length): Delete unused function.
26398 (struct state): Delete unused longest_path_length.
26399 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
26400 (get_free_state): Delete unused.
26402 2007-02-09 Jan Hubicka <jh@suse.cz>
26404 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
26405 * doc/invoke.texi (inline-unit-growth): Update default value.
26407 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
26408 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
26409 (rebuild_cgraph_edges): Likewise.
26410 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
26411 (dump_cgraph_node): Dump frequencies.
26412 (cgraph_clone_edge): Add frequency scales.
26413 (cgraph_clone_node): Add freuqnecy.
26414 * cgraph.h (cgraph_edge): Add freuqnecy argument.
26415 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
26416 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
26417 * tree-pass.h (TODO_rebuild_frequencies): New constant.
26418 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
26419 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
26420 (save_inline_function_body): Likewise.
26421 * ipa-inline.c: inluce rtl.h
26422 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
26423 (cgraph_edge_badness): Use frequencies.
26424 (cgraph_decide_recursive_inlining): Update clonning.
26425 (cgraph_decide_inlining_of_small_function): Dump frequency.
26426 * predict.c (estimate_bb_frequencies): Export.
26427 * predict.h (estimate_bb_frequencies): Declare.
26428 * tree-inline.c (copy_bb): Watch overflows.
26429 (expand_call_inline): Update call of cgraph_create_edge.
26430 (optimize_inline_calls): Use TODO flags to update frequnecies.
26431 * passes.h: Include predict.h
26432 (init_optimization_passes): Move profile ahead.
26433 (execute_function_todo): Handle TODO_rebuild_frequencies.
26435 2007-02-09 Roger Sayle <roger@eyesopen.com>
26437 * config/alpha/alpha.c (emit_insxl): Force the first operand of
26438 the insbl or inswl pattern into a register.
26440 2007-02-09 Roger Sayle <roger@eyesopen.com>
26442 * config/ia64/ia64.md (bswapdi2): New define_insn.
26444 2007-02-09 Richard Henderson <rth@redhat.com>
26446 * config/i386/constraints.md (Ym): New constraint.
26447 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
26448 (movdi_1_rex64): Split sse and xmm general register moves from
26449 memory move alternatives. Use conditional register constraints.
26450 (movsf_1, movdf_integer): Likewise.
26451 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
26452 (movdf_integer_rex64): New.
26453 (pushsf_rex64): Fix output constraints.
26454 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
26455 (sse2_stored): Likewise.
26456 (sse2_storeq_rex64): New.
26457 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
26458 amd and not generic.
26459 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
26460 for optimize_size. Remove SF/DFmode hack.
26462 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
26464 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
26467 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
26468 Richard Sandiford <richard@codesourcery.com>
26470 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
26471 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
26472 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
26473 m68k/t-mlib to tmake_file.
26474 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
26475 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
26476 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
26477 Allow it to be cf or m68k. Set m68k_arch_family. If that
26478 variable is not empty, add t-$m68k_arch_family to tmake_file.
26479 Add t-mlibs to tmake_file.
26480 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
26481 * config/m68k/t-cf: New file.
26482 * config/m68k/t-m68k: Likewise.
26483 * config/m68k/t-mlibs: Likewise.
26484 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26485 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26486 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
26487 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26488 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
26490 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
26491 (INSTALL_LIBGCC): Delete.
26492 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
26493 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26494 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26495 (M68K_MLIB_CPU): Define.
26496 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26497 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26498 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
26500 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
26501 Richard Guenther <rguenther@suse.de>
26503 PR middle-end/23361
26504 * fold-const.c (fold_comparison): Handle obfuscated comparisons
26505 against INT_MIN/INT_MAX.
26506 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
26507 file if a loop is removed.
26509 2007-02-09 Joseph Myers <joseph@codesourcery.com>
26511 * calls.c (store_one_arg): Pass correct alignment to
26512 emit_push_insn for non-BLKmode values.
26513 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
26514 unaligned stack slot via a suitably aligned slot.
26516 2007-02-08 DJ Delorie <dj@redhat.com>
26518 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
26520 (legal_subregs): Use unsigned char, make const.
26521 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
26523 2007-02-08 Paul Brook <paul@codesourcery.com>
26525 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
26526 special interworking needed.
26528 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
26530 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
26531 conditional to __SSE2__.
26532 (Entries below should have been added to first ChangeLog
26533 entry for amdfam10 dated 2007-02-05)
26534 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
26536 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
26538 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
26541 2007-02-08 DJ Delorie <dj@redhat.com>
26543 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
26544 * config/m32c/m32c.c (legal_subregs): New.
26545 (m32c_illegal_subreg_p): New.
26546 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
26547 unsupported subregs of hard regs.
26549 2007-02-08 Jan Hubicka <jh@suse.cz>
26551 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
26552 the same one; always update histograms.
26554 2007-02-08 Diego Novillo <dnovillo@redhat.com>
26556 * passes.c (init_optimization_passes): Tidy comment.
26558 2007-02-08 Roger Sayle <roger@eyesopen.com>
26560 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
26561 strip zero_extend, bswap and rotates from POCOUNT's argument.
26562 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
26563 zero_extend and rotates from PARITY's argument.
26564 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
26565 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
26566 of an integer constant at compile-time.
26568 2007-02-08 Diego Novillo <dnovillo@redhat.com>
26571 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
26573 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
26576 * tree-ssa-live.c (remove_unused_locals): Do not remove
26577 TREE_ADDRESSABLE variables.
26578 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
26579 * tree-ssa-operands.c (add_virtual_operand): Remove argument
26580 FOR_CLOBBER. Update all users.
26581 If VAR has an associated alias set, add a virtual operand for
26582 it if no alias is found to conflict with the memory reference.
26584 2007-02-07 Jan Hubicka <jh@suse.cz>
26585 Robert Kidd <rkidd@crhc.uiuc.edu>
26587 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
26589 2007-02-07 Ian Lance Taylor <iant@google.com>
26591 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
26593 2007-02-07 Roger Sayle <roger@eyesopen.com>
26595 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
26596 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
26597 tablejumpdi, movsi_to_cr_one): Remove constraints from
26598 define_expand's match_operands.
26600 2007-02-07 Roger Sayle <roger@eyesopen.com>
26602 * global.c (compute_regsets): Move declatation of "i" inside of
26603 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
26605 2007-02-07 Jakub Jelinek <jakub@redhat.com>
26608 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
26609 of INDIRECT_REF <RESULT_DECL>.
26611 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
26613 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
26614 Kaz Kojima <kkojima@gcc.gnu.org>
26617 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
26619 (sh_initialize_trampoline): Add parentheses to avoid a warning.
26621 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
26623 * doc/loop.texi: Document possibility not to perform disambiguation
26624 of loops with multiple latches.
26625 * cfgloopmanip.c (alp_enum_p): Removed.
26626 (add_loop): Handle subloops. Use get_loop_body_with_size.
26627 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
26628 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
26629 the new forwarder block.
26630 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
26631 Handle the case latch is NULL.
26632 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
26633 modifications when marking loop exits.
26634 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
26636 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
26637 disambiguate_loops_with_multiple_latches.
26638 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
26639 before fix_loop_structure.
26640 * cfgloop.c: Include pointer-set.h and output.h.
26641 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
26642 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
26643 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
26644 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
26645 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
26646 disambiguate_multiple_latches, get_loop_body_with_size,
26647 disambiguate_loops_with_multiple_latches): New functions.
26648 (flow_loop_dump): Dump multiple latch edges.
26649 (flow_loop_nodes_find): Handle loops with multiple latches.
26650 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
26651 (glb_enum_p): Modified.
26652 (get_loop_body): Use get_loop_body_with_size.
26653 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
26654 (AVOID_CFG_MODIFICATIONS): New constant.
26655 (disambiguate_loops_with_multiple_latches, add_loop,
26656 get_loop_body_with_size): Declare.
26657 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
26659 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
26661 PR inline-asm/28686
26662 * global.c (compute_regsets): New function.
26663 (global_alloc): Refactored ELIMINABLE_REGSET
26664 and NO_GLOBAL_ALLOC_REGS computation out.
26665 (rest_of_handle_global_alloc): Call compute_regsets()
26666 for non-optimizing case.
26668 2007-02-06 Richard Henderson <rth@redhat.com>
26670 * config/i386/constraints.md (Y2): Rename from Y.
26671 (Yi): New constraint.
26672 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
26673 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
26674 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
26675 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
26676 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
26677 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
26678 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
26679 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
26680 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
26681 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
26682 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
26683 vec_extractv2si_1): Change Y constraints to Y2.
26684 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
26685 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
26686 Change Y constraints to Y2.
26687 (sse2_loadld): Change Y constraints to x.
26689 2007-02-06 Roger Sayle <roger@eyesopen.com>
26691 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
26692 (parity<mode>2): New define_expand using rs6000_emit_parity.
26693 * config/rs6000/rs6000.c (rs6000_emit_popcount,
26694 rs6000_emit_parity): New functions.
26695 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
26696 rs6000_emit_parity): Prototype here.
26698 2007-02-06 Ian Lance Taylor <iant@google.com>
26700 * lower-subreg.c (simple_move_operand): Reject CONST.
26701 (resolve_clobber): Call validate_change rather than directly
26702 assigning to XEXP (pat, 0).
26704 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
26706 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
26707 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
26708 (tree-cfg.o): Remove hashtab.h dependency.
26710 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
26711 (struct ivopts_data): Change niters to pointer_map_t.
26712 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
26713 (niter_for_exit): Create pointer_map on demand. Change for
26715 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
26716 (free_loop_data): Destroy data->niters if created and reset field.
26717 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
26718 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
26720 * tree-ssa-reassoc.c: Include pointer-set.h.
26721 (bb_rank): Change to long *.
26722 (operand_rank): Change to pointer_map_t.
26723 (find_operand_rank): Return long, -1 if not found. Declare as inline.
26724 (insert_operand_rank): Accept long.
26725 (operand_entry_hash, operand_entry_eq): Remove.
26726 (get_rank): Return long. Adjust for changes above.
26727 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
26729 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
26731 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
26732 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
26733 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
26735 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
26736 directly since it cannot be NULL.
26737 (get_vi_for_tree): Rewrite for pointer_map API.
26738 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
26739 (init_alias_vars): Create vi_for_tree as pointer_map.
26740 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
26742 * tree-cfg.c: Don't include hashtab.h.
26743 (edge_to_cases): Declare as pointer_map.
26744 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
26746 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
26747 (start_recording_case_labels): Create edge_to_cases as pointer_map.
26748 (end_recoding_case_labels): Cleanup edge_to_cases manually before
26750 (record_switch_edge): Delete.
26751 (get_cases_for_edge): Adjust for pointer_map API, inline
26752 record_switch_edge (rewritten for new API), remove goto.
26754 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
26756 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
26757 * tree-nested.c: Include pointer-set.h.
26758 (var_map_elt, var_map_eq, var_map_hash): Delete.
26759 (struct nesting_info): Remove GTY marker. Change the two htab_t's
26760 to pointer_map_t's.
26761 (nesting_info_bitmap_obstack): New.
26762 (lookup_field_for_decl): Adjust for pointer_map API.
26763 (lookup_tramp_for_decl): Adjust for pointer_map API.
26764 (get_nonlocal_debug_decl): Adjust for pointer_map API.
26765 (get_local_debug_decl): Adjust for pointer_map API.
26766 (convert_nl_goto_reference): Adjust for pointer_map API.
26767 (convert_nl_goto_receiver): Adjust for pointer_map API.
26768 (create_nesting_tree): Create outside GGC space. Create bitmap on
26769 the new obstack. Create field_map and var_map as pointer_maps.
26770 (free_nesting_tree): Adjust for changes to create_nesting_tree.
26772 (lower_nested_functions): Move root here, no need to NULL it.
26773 Initialize and release the obstack.
26775 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
26777 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
26778 Remove prototypes and make them non-static.
26779 (struct tree_int_map): Remove.
26780 * tree.h (struct tree_int_map): Move here, turning TO into an
26782 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
26784 * tree.h (TREE_COMPLEXITY): Remove.
26785 (struct tree_exp): Remove complexity field.
26786 * tree.c (build1_stat): Don't set it.
26788 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
26789 Victor Kaplansky <victork@il.ibm.com>
26791 * tree-vectorizer.c (vect_is_simple_use): Support induction.
26792 (vect_is_simple_reduction): Support reduction with induction as
26793 one of the operands.
26794 (vect_is_simple_iv_evolution): Fix formatting.
26795 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
26796 formatting. Don't mark induction phis for vectorization.
26797 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
26798 * tree-vect-transform.c (get_initial_def_for_induction): New function.
26799 (vect_get_vec_def_for_operand): Support induction.
26800 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
26802 (vectorizable_reduction): Support reduction with induction as one of
26804 (vectorizable_type_demotion): Use def-type of stmt argument rather
26805 than dummy def-type.
26807 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
26808 flag_tree_scev_cprop.
26809 * common.opt (tree-scev-cprop): New flag.
26811 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
26812 call to vect_get_new_vect_var.
26814 2007-02-06 Ira Rosen <irar@il.ibm.com>
26816 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
26817 vectype is not NULL.
26818 (vect_pattern_recog_1): Likewise.
26820 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26822 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
26823 (fold_negate_expr): Likewise.
26825 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
26828 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
26829 even if cv-qualification is the same.
26831 2007-02-05 Geoffrey Keating <geoffk@apple.com>
26833 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
26834 __enable_execute_stack on completion.
26836 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26838 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
26839 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
26840 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
26841 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
26842 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
26843 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
26844 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
26845 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
26847 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26849 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
26850 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
26851 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
26852 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
26853 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
26854 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
26855 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
26856 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
26857 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
26858 umuldi3_highpart_rex64, umulsi3_highpart_insn,
26859 umulsi3_highpart_zext, smuldi3_highpart_rex64,
26860 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
26861 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
26862 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
26863 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
26864 sqrtextenddfxf2_i387): Added amdfam10_decode.
26866 * config/i386/athlon.md (athlon_idirect_amdfam10,
26867 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
26868 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
26869 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
26870 athlon_ivector_store_amdfam10): New define_insn_reservation.
26871 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
26874 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26876 * config/i386/athlon.md (athlon_call_amdfam10,
26877 athlon_pop_amdfam10, athlon_lea_amdfam10): New
26878 define_insn_reservation.
26879 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
26880 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
26881 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
26883 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26885 * config/i386/athlon.md (athlon_sseld_amdfam10,
26886 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
26887 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
26889 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26891 * config/i386/athlon.md (athlon_sseins_amdfam10): New
26892 define_insn_reservation.
26893 * config/i386/i386.md (sseins): Added sseins to define_attr type
26894 and define_attr unit.
26895 * config/i386/sse.md: Set type attribute to sseins for insertq
26898 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26900 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
26901 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
26902 ssecomi_load_amdfam10, ssecomi_amdfam10,
26903 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
26904 define_insn_reservation.
26905 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
26907 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26909 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
26910 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
26911 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
26912 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
26913 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
26914 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
26915 define_insn_reservation.
26917 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
26918 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
26919 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
26920 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
26921 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
26923 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26925 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
26926 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
26927 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
26928 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
26929 athlon_ssemul_load_k8): Added amdfam10.
26931 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26933 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
26934 (x86_sse_unaligned_move_optimal): New variable.
26936 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
26938 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
26939 for unaligned vector SSE double/single precision loads for AMDFAM10.
26941 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26943 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
26944 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
26945 Define TARGET_CPU_DEFAULT_amdfam10.
26946 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
26947 (processor_type): Add PROCESSOR_AMDFAM10.
26949 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
26950 processor_type in config/i386/i386.h.
26951 Enable imul peepholes for TARGET_AMDFAM10.
26953 * config.gcc: Add support for --with-cpu option for amdfam10.
26955 * config/i386/i386.c (amdfam10_cost): New variable.
26956 (m_AMDFAM10): New macro.
26957 (m_ATHLON_K8_AMDFAM10): New macro.
26958 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
26959 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
26960 x86_promote_QImode, x86_integer_DFmode_moves,
26961 x86_partial_reg_dependency, x86_memory_mismatch_stall,
26962 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
26963 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
26964 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
26965 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
26966 Enable/disable for amdfam10.
26967 (override_options): Add amdfam10_cost to processor_target_table.
26968 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
26969 processor_alias_table.
26970 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
26971 (ix86_adjust_cost): Add code for amdfam10.
26973 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26975 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
26976 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
26977 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
26978 * config/i386/i386.h: Add builtin definition for SSE4A.
26979 * config/i386/i386.md: Add support for ABM instructions
26980 (popcnt and lzcnt).
26981 * config/i386/sse.md: Add support for SSE4A instructions
26982 (movntss, movntsd, extrq, insertq).
26983 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
26984 Add -march=amdfam10 flag.
26985 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
26986 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
26988 * doc/extend.texi: Add documentation for SSE4A builtins.
26990 2007-02-05 Bob Wilson <bob.wilson@acm.org>
26992 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
26994 2007-02-05 Richard Guenther <rguenther@suse.de>
26996 * tree-vectorizer.h (vectorizable_function): Add argument type
26997 argument, change return type.
26998 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
26999 * tree-vect-transform.c (vectorizable_function): Handle extra
27000 argument, return vectorized function decl.
27001 (build_vectorized_function_call): Remove.
27002 (vectorizable_call): Handle calls with result and argument types
27003 differing. Handle loop vectorization factor correctly.
27004 * targhooks.c (default_builtin_vectorized_function): Adjust for
27006 * targhooks.h (default_builtin_vectorized_function): Likewise.
27007 * target.h (builtin_vectorized_function): Add argument type
27009 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
27010 extra argument, allow vectorizing of lrintf.
27011 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
27012 documentation of target hook.
27014 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
27017 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
27018 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
27019 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
27021 2007-02-05 Roger Sayle <roger@eyesopen.com>
27023 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
27024 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
27025 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
27026 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
27027 before canonicalizing sincos to cexpi.
27028 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
27030 2007-02-05 Roger Sayle <roger@eyesopen.com>
27032 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
27033 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
27034 (alpha_init_builtins): Use alpha_add_builtins to process tables.
27036 2007-02-05 Roger Sayle <roger@eyesopen.com>
27038 * mips-tfile.c (initialize_init_file): Correct endianness test.
27040 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
27042 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
27043 the 'y' constraint.
27045 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27047 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
27048 saves in a PARALLEL before the register assignments.
27050 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27052 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
27053 DWARF_FRAME_RETURN_COLUMN to be a general register.
27054 * dwarf2out.c (init_return_column_size): New function, split from...
27055 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
27056 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
27057 to be nongeneral registers.
27058 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
27060 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
27061 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
27063 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27065 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
27067 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27069 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
27070 (remove_path): Use can_remove_branch_p and remove_branch instead
27071 of loop_delete_branch_edge.
27072 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
27073 (tree_transform_and_unroll_loop): Remove dead branches immediately.
27074 Update profile using scale_dominated_blocks_in_loop.
27075 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
27076 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
27077 (can_remove_branch_p, remove_branch): Declare.
27078 * tree-cfg.c (tree_can_remove_branch_p): New function.
27079 (tree_cfg_hooks): Add tree_can_remove_branch_p.
27080 * cfgrtl.c (rtl_can_remove_branch_p): New function.
27081 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
27083 2007-02-05 Jan Hubicka <jh@suse.cz>
27085 PR middle-end/30696
27086 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
27087 nodes in cgraph, don't remove offline copy of the function.
27089 2007-02-04 Jan Hubicka <jh@suse.cz>
27091 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
27092 vectors might cause maybe_lookup_element_for_expr to be called
27093 on non-sra-candidate.
27095 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27097 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
27098 config/bfin/bfin.md, config/bfin/predicates.md: Follow
27099 spelling conventions.
27101 2007-02-04 Richard Guenther <rguenther@suse.de>
27103 PR middle-end/30636
27104 * fold-const.c (try_move_mult_to_index): Make sure to not
27105 overflow one dimension of a multi-dimensional array access.
27107 2007-02-04 Jan Hubicka <jh@suse.cz>
27109 * passes.c (init_optimization_passes): Reindent.
27111 2007-02-04 Jan Hubicka <jh@suse.cz>
27112 Eric Botcazou <ebotcazou@adacore.com>
27114 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
27115 (execute_fixup_cfg): Break out the abnormal goto code.
27116 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
27117 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
27118 (optimize_inline_calls): Call make_nonlocal_label_edges.
27120 2007-02-04 Jan Hubicka <jh@suse.cz>
27122 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
27123 true when something was changed.
27124 (rename_ssa_copies): When something was changed, do
27125 TODO_remove_unused_locals.
27126 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27127 add TODO_remove_unused_locals when instruction was removed.
27129 2007-02-04 Jan Hubicka <jh@suse.cz>
27131 * ipa-inline.c (try_inline): Improve debug output; work on already
27133 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
27134 call try_inline for already inlined edges too when flattening;
27135 inline also functions that make callee growth but overall unit size
27138 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27140 * config/m32c/bitops.md, config/m32c/jump.md,
27141 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
27142 config/m32r/m32r.h, config/m32r/m32r.md,
27143 config/m32r/predicates.md, config/m68hc11/larith.asm,
27144 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
27145 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
27146 config/mips/mips-protos.h, config/mips/mips.c,
27147 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
27148 config/mn10300/mn10300.h, config/mn10300/predicates.md,
27149 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
27150 spelling conventions.
27152 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
27153 Follow spelling conventions.
27155 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
27157 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
27158 warn about C++0x compatibility.
27160 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27162 * config/h8300/h8300.c, config/h8300/h8300.h,
27163 config/h8300/h8300.md: Follow spelling conventions.
27165 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
27167 PR middle-end/30667
27168 * combine.c (try_combine): Do not substitute source operand
27169 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
27171 2007-02-03 Jan Hubicka <jh@suse.cz>
27173 PR gcov-profile/30650
27174 * value-prof.c (stringop_block_profile): Fix handling of size counter;
27175 do not divide by zero for never executed counters.
27176 (tree_find_values_to_profile): Fix counters.
27177 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
27179 2007-02-03 Ian Lance Taylor <iant@google.com>
27181 * lower-subreg.c (simple_move_operand): New static function,
27182 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
27184 (simple_move): Call simple_move_operand.
27185 (find_decomposable_subregs): Add special handling of MEMs.
27186 (can_decompose_p): Rename from cannot_decompose_p. Reverse
27187 meaning of return value. If we see a hard register, test whether
27188 it can store a word_mode value. Change all callers.
27190 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27192 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
27193 ftrapv insns and expanders.
27194 (subdi3): Change define_expand operand 1 to arith11_operand, and
27195 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
27196 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
27197 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
27200 PR middle-end/30174
27201 * varasm.c (notice_global_symbol): Treat global objects as weak when
27202 flag_shlib is true.
27204 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27206 * emit-rtl.c (dconstpi): Delete.
27207 (dconstsqrt2): New.
27208 (init_emit_once): Delete dconstpi and init dconstsqrt2.
27209 * real.h (dconstpi): Delete.
27210 (dconstsqrt2): New.
27211 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
27212 (fold_builtin_hypot): Likewise.
27214 2007-02-03 Tom Tromey <tromey@redhat.com>
27217 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
27218 -gcoff3, -gxcoff3, -gvms3 implies -dD.
27220 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
27222 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
27223 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
27224 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
27225 config/rs6000/cell.md, config/rs6000/darwin.h,
27226 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
27227 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
27228 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
27229 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
27230 typos. Follow spelling conventions.
27231 * doc/invoke.texi: Follow spelling conventions.
27233 2007-02-03 Roger Sayle <roger@eyesopen.com>
27235 * simplify-rtx.c (simplify_relational_operation_1): Implement some
27236 canonicalization transformations that attempt to simplify integer
27237 constant comparisons to become comparisons against zero.
27239 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27241 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
27243 * fold-const.c (fold_binary): Fix comment typos. Fold complex
27244 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
27246 2007-02-02 Mike Stump <mrs@apple.com>
27248 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
27249 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
27250 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
27251 generate a branch island.
27253 2007-02-02 Bob Wilson <bob.wilson@acm.org>
27255 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
27256 (xtensa_legitimate_address_p): New.
27257 (xtensa_legitimize_address): New.
27258 (xtensa_output_addr_const_extra): New.
27259 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
27261 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
27262 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
27263 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
27264 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
27265 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
27266 (xtensa_legitimize_address): New.
27267 (xtensa_output_addr_const_extra): New.
27269 2007-02-02 Steve Ellcey <sje@cup.hp.com>
27271 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
27273 2007-02-02 Ian Lance Taylor <iant@google.com>
27275 * expmed.c (expand_divmod): Add comment.
27277 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
27279 * emit-rtl.c (renumber_insns): Remove.
27280 * flags.h: Remove the extern for flag_renumber_insns.
27281 * rtl.h: Remove the prototype for renumber_insns.
27282 * toplev.c (flag_renumber_insns): Remove.
27284 2007-02-02 Hui-May Chang <hm.chang@apple.com>
27286 Revert for x86 darwin:
27287 2005-06-19 Uros Bizjak <uros@kss-loka.si>
27289 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
27290 code before the following patch under TARGET_MACHO.
27291 (ix86_function_value_regno_p): Likewise.
27293 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27295 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
27298 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27301 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
27302 loads to general or fp registers. Add comments.
27303 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
27305 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
27307 * pointer-set.c (insert_aux): Only return insertion slot.
27308 (pointer_set_insert): Adjust.
27309 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
27310 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
27311 pointer_map_traverse): New.
27312 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
27313 pointer_map_create, pointer_map_destroy, pointer_map_insert,
27314 pointer_map_contains, pointer_map_traverse): Declare.
27316 2007-02-02 Jakub Jelinek <jakub@redhat.com>
27318 PR middle-end/30473
27319 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
27320 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
27322 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27324 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
27326 (struct _dep): New type.
27327 (dep_t): New typedef.
27328 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
27329 (DEP_STATUS): New access macro. The macro with the same name was
27330 renamed to DEP_LINK_STATUS.
27331 (dep_init): Declare function
27333 (struct _dep_link): New type.
27334 (dep_link_t): New typedef.
27335 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
27336 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
27337 (DEP_LINK_STATUS): New macro.
27338 (debug_dep_links): New debug function.
27340 (struct _deps_list): New type.
27341 (deps_list_t): New typedef.
27342 (DEPS_LIST_FIRST): New access macro.
27343 (FOR_EACH_DEP_LINK): New cycle macro.
27344 (create_deps_list, free_deps_list, delete_deps_list): Declare
27346 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
27347 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
27348 (copy_deps_list_change_con): Ditto.
27350 (move_dep_link): Declare function.
27352 (struct _dep_node): New type.
27353 (dep_node_t): New typedef.
27354 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
27356 (struct haifa_insn_data.back_deps): New field to hold backward
27357 dependencies of the insn.
27358 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
27360 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
27361 Change its type to deps_list_t.
27362 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
27363 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
27364 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
27366 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
27368 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
27370 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
27372 (dep_cost): Declare.
27374 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
27375 (ds_to_dk, dk_to_ds): New functions.
27377 (init_dep_1): New static function.
27378 (init_dep): New function.
27379 (copy_dep): New static function.
27381 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
27383 (detach_dep_link): New static function.
27384 (move_dep_link): New function.
27386 (dep_links_consistent_p, dump_dep_links): New static functions.
27387 (debug_dep_links): New debugging function.
27389 (deps_obstack, dl_obstack, dn_obstack): New static variables.
27391 (alloc_deps_list, init_deps_list): New static functions.
27392 (create_deps_list): New function.
27393 (clear_deps_list): New static function.
27394 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
27395 (deps_list_consistent_p, dump_deps_list): New static functions.
27396 (debug_deps_list): New function.
27397 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
27399 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
27401 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
27402 use new scheduler dependencies lists.
27403 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
27404 (sched_analyze): Ditto. Initialize dependencies lists.
27405 (add_forw_dep, compute_forward_dependences): Update to use new
27406 scheduler dependencies lists.
27408 (init_dependency_caches): Init deps_obstack.
27409 (free_dependency_caches): Free deps_obstack.
27411 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
27412 new scheduler dependencies lists.
27413 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
27414 (add_back_forw_dep, delete_back_forw_dep): Ditto.
27416 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
27417 Update to use new scheduler dependencies lists.
27418 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
27419 (debug_dependencies): Ditto.
27420 (schedule_region): Update comments.
27422 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
27423 scheduler dependencies lists.
27424 (schedule_ebb): Update comments.
27426 * rtl.def (DEPS_LIST): Remove.
27428 * lists.c (unused_deps_list): Remove.
27429 (free_list): Update assertions.
27431 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
27432 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27434 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
27435 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27437 * haifa-sched.c (comments): Update.
27438 (insn_cost1): Remove. Inline the code into insn_cost ().
27439 (insn_cost): Update to use new scheduler dependencies lists. Move
27440 processing of the dependency cost to dep_cost ().
27441 (dep_cost): New function. Use it instead of insn_cost () when
27442 evaluating cost of the dependency. Use compatible interface to
27443 interact with the target.
27444 (priority): Update to use new scheduler dependencies lists.
27445 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
27446 with greater number of insns that depend on the insn.
27447 (schedule_insn): Update to use new scheduler dependencies lists. Add
27448 code to free backward dependencies lists. Inline and optimize code
27449 from resolve_dep () - see PR28071.
27450 (ok_for_early_queue_removal): Update to use new scheduler dependencies
27451 lists. Update call to targetm.sched.is_costly_dependence hook.
27453 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
27454 scheduler dependencies lists.
27456 (resolve_dep): Remove. Move the logic to schedule_insn ().
27457 (init_h_i_d): Initialize dependencies lists.
27459 (process_insn_depend_be_in_spec): Rename to
27460 process_insn_forw_deps_be_in_spec. Update to use new scheduler
27461 dependencies lists.
27462 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
27463 Update to use new scheduler dependencies lists.
27464 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
27466 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
27467 new scheduler dependencies lists.
27468 (build_intra_loop_deps): Ditto.
27470 * target.h (struct _dep): Declare to use in
27471 gcc_target.sched.is_costly_dependence.
27472 (struct gcc_target.sched.adjust_cost): Fix typo.
27473 (struct gcc_target.sched.is_costly_dependence): Change signature to
27474 use single dep_t parameter instead of an equivalent triad.
27475 (struct gcc_target.sched.adjust_cost_2): Remove.
27477 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
27479 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
27481 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
27483 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
27485 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
27486 (REG_DEP_TRUE): Document.
27488 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
27489 Change signature to correspond to the targetm.sched.adjust_cost hook.
27490 Update use in TARGET_SCHED_ADJUST_COST_2.
27491 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
27492 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
27493 new scheduler dependencies lists.
27494 (ia64_gen_check): Ditto.
27496 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
27497 scheduler dependencies lists.
27499 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
27500 signature to correspond to the targetm.sched.is_costly_dependence hook.
27501 (is_costly_group): Update to use new scheduler dependencies lists.
27503 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
27504 instead of INSN_COST () macro.
27506 2007-02-01 Ian Lance Taylor <iant@google.com>
27508 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
27510 2007-02-01 Guy Martin <gmsoft@gentoo.org>
27512 * pa.md (tp_load): Correct mfctl instruction syntax.
27514 2007-02-01 Geoffrey Keating <geoffk@apple.com>
27516 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
27517 altivec_padding_size calculation on AIX. Improve comment, add
27518 assert to verify that it's right.
27520 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
27523 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
27525 PR inline-asm/28686
27526 * global.c (global_alloc): Add mising initialization of
27529 2007-02-01 Roger Sayle <roger@eyesopen.com>
27531 * alias.c (init_alias_analysis): Correct whitespace.
27532 * bb-reorder.c (fix_edges_for_rarely_executed_code,
27533 partition_hot_cold_basic_blocks): Likewise.
27534 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
27535 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
27536 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
27537 fold_builtin_snprintf_chk, fold_builtin_printf,
27538 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
27539 do_mpfr_arg3, do_mpfr_sincos): Likewise.
27540 * cfgcleanup.c (cleanup_cfg): Likewise.
27541 * cfgexpand.c (tree_expand_cfg): Likewise.
27542 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
27543 * function.c (get_next_funcdef_no): Likewise.
27544 * gengtype.c (main): Likewise.
27545 * genmodes.c (main): Likewise.
27546 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
27547 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
27548 * ifcvt.c (noce_emit_move_insn): Likewise.
27549 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
27551 * stor-layout.c (get_best_mode): Likewise.
27552 * tree-ssa-loop-niter.c (get_val_for): Likewise.
27553 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
27554 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
27555 perform_var_substitution, solve_graph): Likewise.
27556 * tree-vrp.c (vrp_finalize): Likewise.
27558 2007-02-01 Ian Lance Taylor <iant@google.com>
27560 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
27561 high part of a paradoxical subreg, return a constant zero.
27563 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
27565 * toplev.c (lang_dependent_init): Call init_set_costs.
27566 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
27568 2007-02-01 Richard Guenther <rguenther@suse.de>
27570 PR middle-end/30656
27571 * fold-const.c (fold_negate_expr): Allow negating a
27572 constant if overflow does not change.
27574 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27576 * doc/c-tree.texi (Expression trees): Improve markup.
27577 * doc/tm.texi (Register Classes, Addressing Modes)
27578 (Floating Point): Fix spacing after abbreviations. Fix some
27581 2007-02-01 Ben Elliston <bje@au.ibm.com>
27583 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
27584 * doc/contrib.texi: Likewise.
27585 * doc/install.texi: Likewise.
27587 2007-01-31 Richard Henderson <rth@redhat.com>
27588 Ian Lance Taylor <iant@google.com>
27590 * lower-subreg.c: New file.
27591 * rtl.def (CONCATN): Define.
27592 * passes.c (init_optimization_passes): Add pass_lower_subreg and
27593 pass_lower_subreg2.
27594 * emit-rtl.c (update_reg_offset): New static function, broken out
27595 of gen_rtx_REG_offset.
27596 (gen_rtx_REG_offset): Call update_reg_offset.
27597 (gen_reg_rtx_offset): New function.
27598 * regclass.c: Revert patch of 2006-03-05, restoring
27600 (clear_reg_info_regno): New function.
27601 * dwarf2out.c (concatn_loc_descriptor): New static function.
27602 (loc_descriptor): Handle CONCATN.
27603 * common.opt (fsplit_wide_types): New option.
27604 * opts.c (decode_options): Set flag_split_wide_types when
27606 * timevar.def (TV_LOWER_SUBREG): Define.
27607 * rtl.h (gen_reg_rtx_offset): Declare.
27608 (reg_scan_update): Declare.
27609 * regs.h (clear_reg_info_regno): Declare.
27610 * tree-pass.h (pass_lower_subreg): Declare.
27611 (pass_lower_subreg2): Declare.
27612 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
27613 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
27614 -fsplit-wide-types.
27615 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
27616 * Makefile.in (OBJS-common): Add lower-subreg.o.
27617 (lower-subreg.o): New target.
27619 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27621 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
27623 2007-01-31 Anatoly Sokolov <aesok@post.ru>
27626 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
27628 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27630 PR middle-end/29335
27631 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
27633 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
27635 * cfgloop.h: Include vec-prim.h.
27636 (enum li_flags): Remove LI_ONLY_OLD.
27637 (loop_iterator): Changed.
27638 (fel_next, fel_init): Iterate over loop tree.
27639 (FOR_EACH_LOOP_BREAK): New macro.
27640 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
27642 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
27643 * modulo-sched.c (sms_schedule): Ditto.
27644 * tree-vectorizer.c (vectorize_loops): Ditto.
27645 * doc/loop.texi: Update information on loop numbering and behavior of
27646 FOR_EACH_LOOP wrto new loops.
27647 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
27648 add_to_evolution_1): Test nestedness of loops instead of comparing
27650 * tree-chrec.c (chrec_fold_plus_poly_poly,
27651 chrec_fold_multiply_poly_poly, chrec_evaluate,
27652 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
27653 reset_evolution_in_loop): Ditto.
27654 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
27656 2007-01-31 Dirk Mueller <dmueller@suse.de>
27658 * c-common.c (warn_about_parentheses): Separate warning about
27659 un-parenthized sequence of comparison operators from the one
27660 which is supposed to warn about x <= y <= z.
27662 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
27664 * optabs.h (enum optab_index): Add new OTI_isinf.
27665 (isinf_optab): Define corresponding macro.
27666 * optabs.c (init_optabs): Initialize isinf_optab.
27667 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
27669 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
27670 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
27672 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
27673 expand_builtin_interclass_mathfn.
27674 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
27675 * config/i386/i386.md (UNSPEC_FXAM): New constant.
27676 (fxam<mode>2_i387): New insn pattern.
27677 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
27678 built-in functions as x87 inline asm.
27680 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27682 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
27684 2007-01-30 Eric Christopher <echristo@apple.com>
27686 * config.gcc: Add geode.
27688 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27690 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
27691 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
27692 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
27693 value-prof.c: Fix comment typos.
27695 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27698 * doc/invoke.texi (Wpointer-arith): Document warning.
27700 2007-01-30 Janis Johnson <janis187@us.ibm.com>
27702 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
27703 the list of discrepancies from the draft TR.
27705 2007-01-30 Dirk Mueller <dmueller@suse.de>
27708 * doc/invoke.texi (-Wreturn-type): Update description to
27709 match new behavior.
27711 2007-01-30 Richard Sandiford <richard@codesourcery.com>
27713 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
27715 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
27717 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
27718 to handle optabs that operate on floating point input argument and
27719 output to integer output.
27720 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
27721 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
27722 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
27723 expand_builtin_interclass_mathfn ().
27724 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
27725 (ilogbsi2): Remove.
27726 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
27727 ilogbl built-in functions as x87 intrinsics.
27729 2007-01-30 Richard Guenther <rguenther@suse.de>
27731 PR middle-end/27657
27732 * dwarf2out.c (reference_to_unused): Query varpool if the
27733 variable was output.
27735 2007-01-30 Richard Guenther <rguenther@suse.de>
27737 PR middle-end/30313
27738 * passes.c (execute_one_pass): Reset in_gimple_form to not
27739 confuse non-unit-at-a-time mode.
27741 2007-01-29 Roger Sayle <roger@eyesopen.com>
27742 Richard Guenther <rguenther@suse.de>
27744 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
27745 avoid undefined behaviour on overflow. Use force_fit_type_double
27746 to construct the constant with the specified TREE_OVERFLOW.
27748 2007-01-29 Janis Johnson <janis187@us.ibm.com>
27750 * config/dfp-bit.c: Add parameterized support for fp exceptions.
27751 * config/dfp-bit.h: Ditto.
27753 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27755 * c-decl.c (pop_scope): Replace warnings with call to
27756 warn_for_unused_label.
27757 * c-common.h (warn_for_unused_label): Declare.
27758 * c-common.c (warn_for_unused_label): Define.
27760 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27762 * tree-optimize.c (update_inlined_to_pointers): Delete unused
27765 2007-01-29 Janis Johnson <janis187@us.ibm.com>
27767 * Makefile.in (USER_H): Remove decfloat.h.
27768 * ginclude/decfloat.h: Delete, moving contents to ...
27769 * ginclude/float.h: Add support for decimal floating point,
27770 guarded by __STDC_WANT_DEC_FP__.
27772 2007-01-29 Mike Stump <mrs@apple.com>
27774 * doc/gccint.texi (Top): Rename Loop Representation to Loop
27775 Analysis and Representation to resolve case insensitive conflict.
27776 * doc/loop.texi (Loop Analysis and Representation): Likewise.
27778 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
27780 * tree.h (struct tree_memory_tag): Add aliases member.
27781 (MTAG_ALIASES): New macro.
27782 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
27783 (add_may_alias): Remove pointer-set. Update for may_aliases being
27785 (mark_aliases_call_clobbered): Update for may_aliases being a
27787 (compute_tag_properties): Ditto.
27788 (create_partition_for): Ditto.
27789 (compute_memory_partitions): Ditto.
27790 (dump_may_aliases_for): Ditto.
27791 (is_aliased_with): Ditto.
27792 (add_may_alias_for_new_tag): Ditto.
27793 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
27794 (compute_is_aliased): New function.
27795 (compute_may_aliases): Call compute_is_aliased).
27796 (init_alias_info): Initialize alias_bitmap_obstack.
27797 (union_alias_set_into): New function.
27798 (compute_flow_sensitive_aliasing): Use union_aliases_into.
27799 (have_common_aliases_p): Rewrite to take two bitmaps and use
27801 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
27802 Update for bitmaps.
27803 (finalize_ref_all_pointers): Update for add_may_alias changes.
27804 (new_type_alias): Ditto.
27805 * tree-flow-inline.h (may_aliases): Return a bitmap.
27806 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
27807 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
27808 may_aliases being a bitmap.
27809 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
27810 may_aliases now returns a bitmap.
27811 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
27813 * tree-ssa-operands.c (add_virtual_operand): Update for
27814 may_aliases being a bitmap.
27816 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
27818 PR tree-optimization/30630
27819 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
27820 variable as changed.
27822 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
27825 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
27826 expanded only once even if an error occurs.
27828 2007-01-29 Ben Elliston <bje@au.ibm.com>
27830 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
27831 (__gcov_average_profiler): Likewise.
27832 (__gcov_ior_profiler): Likewise.
27833 (__gcov_merge_ior): Likewise.
27835 2007-01-28 Jan Hubicka <jh@suse.cz>
27837 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
27838 * value-prof.c (stringop_block_profile): Likewise.
27840 2007-01-28 Jan Hubicka <jh@suse.cz>
27842 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
27843 Add variant handling histograms; add wrapper.
27844 (clear_storage_via_libcall): Export.
27845 (emit_block_move_hints): Break out from ...; add histograms.
27846 (emit_block_move): ... this one.
27847 (clear_storage_hints): Break out from ...; add histograms.
27848 (clear_storage): ... this one.
27849 (set_storage_via_memset): Handle histogram.
27850 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
27851 (clear_storage_hints, clear_storage_via_libcall): Declare.
27852 (set_storage_via_setmem): Update prototype.
27853 * doc/md.texi (movmem, setmem): Document new arguments.
27855 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
27856 Add new histograms.
27857 (stringop_block_profile): New global function.
27858 (tree_stringops_values_to_profile): Profile block size and alignment.
27859 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
27861 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
27862 (stringop_block_profile): Declare.
27863 * builtins.c: Include value-prof.h.
27864 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
27865 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
27866 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
27867 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
27868 * profile.c (instrument_values): Add new counters.
27869 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
27871 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
27872 (tree_init_edge_profiler): Build new profilers.
27873 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
27874 (pass_tree_profile): Add dump.
27875 (tree_profile_hooks): Update.
27876 * Makefile.in (LIBGCOV): Add new constants.
27877 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
27878 __gcov_ior_profiler): New.
27879 * i386.md (movmem/setmem expanders): Add new optional arguments.
27881 2007-01-28 David Edelsohn <edelsohn@gnu.org>
27883 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
27885 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
27887 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
27888 (tree_unswitch_single_loop): Pass eni_size_weights to
27889 tree_num_loop_insns.
27890 * tree-ssa-loop-manip.c: Include tree-inline.h.
27891 (can_unroll_loop_p): Pass eni_size_weights to
27892 tree_num_loop_insns.
27893 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
27894 Pass eni_size_weights to estimate_num_insns.
27895 * tree.h (init_inline_once): Export.
27896 * toplev.c (backend_init): Call init_inline_once.
27897 * cgraphunit.c (cgraph_process_new_functions,
27898 cgraph_analyze_function): Pass eni_inlining_weights to
27899 estimate_num_insns.
27900 * ipa-inline.c (compute_inline_parameters): Ditto.
27901 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
27902 to estimate_num_insns.
27903 (try_unroll_loop_completely): Pass eni_size_weights to
27904 tree_num_loop_insns.
27905 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
27906 ot estimate_num_insns.
27907 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
27908 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
27909 * tree-inline.c (eni_inlining_weights, eni_size_weights,
27910 eni_time_weights): New variables.
27911 (init_inline_once): Initialize them.
27912 (struct eni_data): Mew.
27913 (estimate_num_insns_1, estimate_num_insns): Use weights.
27914 * tree-inline.h (struct eni_weights_d): New.
27915 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
27916 (estimate_num_insns): Declaration changed.
27917 * cfgloop.h (tree_num_loop_insns): Declaration changed.
27918 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
27919 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
27921 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
27923 * tree-data-ref.c (conflict_fn): Assert that the number of affine
27924 relations in the conflict function is valid.
27926 2007-01-27 Ian Lance Taylor <iant@google.com>
27928 * common.opt: Add fstrict-overflow.
27929 * opts.c (decode_options): Set flag_strict_overflow if -O2.
27930 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
27931 (TYPE_OVERFLOW_UNDEFINED): Define.
27932 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
27934 * tree.h (TYPE_TRAP_SIGNED): Don't define.
27935 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
27936 (fold_negate_expr): Likewise.
27937 (make_range): Likewise.
27938 (extract_muldiv_1): Likewise.
27939 (maybe_canonicalize_comparison): Likewise.
27940 (fold_comparison): Likewise.
27941 (fold_binary): Likewise.
27942 (tree_expr_nonnegative_p): Likewise.
27943 (tree_expr_nonzero_p): Likewise.
27944 * tree-vrp.c (compare_values): Likewise.
27945 (extract_range_from_binary_expr): Likewise.
27946 (extract_range_from_unary_expr): Likewise.
27947 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
27949 (nowrap_type_p): Likewise.
27950 * tree-scalar-evolution.c (simple_iv): Likewise.
27951 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
27952 (build_range_check): Likewise.
27953 (extract_muldiv_1): Likewise.
27954 (fold_comparison): Likewise.
27955 * tree-vrp.c (vrp_int_const_binop): Likewise.
27956 (extract_range_from_unary_expr): Likewise.
27957 * convert.c (convert_to_integer): Likewise.
27958 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
27959 (fold_comparison): Likewise.
27960 (fold_binary): Likewise.
27961 * optabs.c (optab_for_tree_code): Likewise.
27962 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
27963 * simplify-rtx.c (simplify_const_relational_operation): Check
27964 flag_strict_overflow and flag_trapv.
27965 (simplify_const_relational_operation): Likewise.
27966 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
27967 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
27970 2007-01-27 Roger Sayle <roger@eyesopen.com>
27972 * tree.c (tree_fold_gcd): Delete.
27973 * tree.h (tree_fold_gcd): Remove prototype.
27974 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
27975 test whether one constant integer is a multiple of another. Instead
27976 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
27977 * fold-const.c (multiple_of_p): We've determined both TOP and
27978 BOTTOM are integer constants so we can call int_const_binop directly
27979 instead of the more generic const_binop.
27981 2007-01-27 Roger Sayle <roger@eyesopen.com>
27983 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
27984 1*X check that the constant hasn't overflowed, to preserve the
27986 (round_up): Provide an efficient implementation when rouding-up an
27987 INTEGER_CST to a power-of-two.
27989 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27991 * doc/sourcebuild.texi: Add comma for clarity.
27992 * doc/extend.texi: Fix some typos.
27993 * doc/passes.texi: Likewise.
27994 * doc/cppinternals.texi: Likewise.
27995 * doc/c-tree.texi: Likewise.
27996 * doc/tree-ssa.texi: Likewise.
27997 * doc/install.texi: Likewise.
27999 2007-01-27 Jan Hubicka <jh@suse.cz>
28001 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
28002 (pass_sra): Do not require alias information.
28003 * passes.c (init_optimization_passes): Add SRA
28005 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
28007 * tracer.c (rest_of_handle_tracer): We already cleaned
28008 up the CFG in tracer() so don't do it here again.
28009 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
28010 cleanup_cfg here, either. And don't call renumber_insns.
28012 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
28013 and BB_HEAD are in the insn stream here. Instead make sure
28014 that BB_INSN is valid on all insns. Also, do check here that
28015 there are no pending branch predictions...
28016 (rtl_verify_flow_info): ...instead of doing it here. Checks
28017 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
28020 2007-01-26 Roger Sayle <roger@eyesopen.com>
28022 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
28023 function to simplify/factorize operand order canonicalization.
28024 (ix86_fixup_binary_operands): Reorganize using the above function.
28025 (ix86_binary_operator_ok): Likewise.
28027 2007-01-27 Jakub Jelinek <jakub@redhat.com>
28029 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
28030 file scope from optimize_attrs.
28031 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
28033 (optimize_attrs): Clear insn_code_values after freeing it.
28035 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28037 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
28038 a parts.base assignment.
28040 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28042 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
28043 (compute_subscript_distance, initialize_data_dependence_relation,
28044 finalize_ddr_dependent, analyze_ziv_subscript,
28045 analyze_siv_subscript_cst_affine,
28046 compute_overlap_steps_for_affine_univar,
28047 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
28048 analyze_siv_subscript, analyze_miv_subscript,
28049 analyze_overlapping_iterations, subscript_dependence_tester_1,
28050 compute_self_dependence, free_dependence_relation): Work
28051 with affine_fn instead of chrecs.
28052 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
28053 common_affine_function, affine_function_base,
28054 affine_function_constant_p, affine_fn_op, affine_fn_plus,
28055 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
28056 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
28057 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
28058 (all_chrecs_equal_p): Removed.
28059 * tree-data-ref.h (affine_fn, conflict_function): New types.
28060 (struct subscript): Change type of conflicting_iterations_in_a
28061 and conflicting_iterations_in_b.
28063 2007-01-26 Steve Ellcey <sje@cup.hp.com>
28066 * config/pa/pa.h (TARGET_HPUX_11): New.
28067 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
28068 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
28070 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
28071 Richard Guenther <rguenther@suse.de>
28073 * tree-ssa-structalias.c (solve_graph): Handle case
28074 we merged the variable to another.
28076 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28078 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
28081 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
28082 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
28084 2007-01-25 DJ Delorie <dj@redhat.com>
28086 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
28087 allow changes to modes which don't fit in those registers.
28089 * reload1.c (choose_reload_regs): Check for invalid subregs before
28090 computing their locations, not after.
28092 2007-01-25 Geoffrey Keating <geoffk@apple.com>
28095 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
28096 save Altivec registers in an eh_return function.
28097 (compute_vrsave_mask): Likewise.
28098 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
28099 for saving Altivec registers.
28100 (rs6000_emit_prologue): Don't allocate stack twice in
28101 eh_return function. Correct expected value of altivec_save_offset
28102 when using save_world. Describe save of R0 to stack when using
28103 save_world. Describe stack pointer adjustment when using
28104 save_world. Remove duplicated eh_return parameter register saving.
28105 Update sp_offset variable after save_world.
28106 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
28108 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
28109 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
28112 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28114 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
28116 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28119 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
28120 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
28122 2007-01-25 Richard Guenther <rguenther@suse.de>
28124 * doc/invoke.texi (-Wcoverage-mismatch): Document.
28125 * common.opt (-Wcoverage-mismatch): New warning option.
28126 * coverage.c (get_coverage_counts): Ignore coverage mismatch
28127 if -Wcoverage-mismatch is given.
28129 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
28131 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
28132 (ipcp_driver): Change to static definition.
28133 Add dumping of the ifunctions.
28134 (constant_val_insert): Remove unused parameter. Support for SSA.
28135 (ipcp_propagate_const): Support for SSA.
28136 (ipcp_profile_bb_print): Print only analyzed nodes.
28137 (ipcp_replace_map_create): Remove support for Fortran constant
28139 * ipa-prop.c (ipa_method_modify_stmt,
28140 ipa_callsite_compute_param): Support for SSA.
28141 * ipa-prop.h (ipcp_driver): Remove declaration.
28142 (IS_VALID_TREE_MAP_INDEX): Add define.
28144 2007-01-24 Geoffrey Keating <geoffk@apple.com>
28146 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
28148 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28150 PR middle-end/30447
28151 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
28152 constant argument to cabs and do it without checking for
28153 -funsafe-math-optimizations.
28155 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
28157 * c-common.h (RID_FIRST_CXX0X): New.
28158 (RID_LAST_CXX0X): New.
28159 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
28161 * c.opt (Wc++0x-compat): New.
28162 * doc/invoke.texi (-Wc++0x-compat): Document.
28164 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28166 * builtins.c (fold_builtin_carg): New.
28167 (fold_builtin_1): Use it.
28169 2007-01-24 Jan Hubicka <jh@suse.cz>
28171 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
28173 * ipa-inline.c (initial_insns, max_insns): Delete.
28174 (compute_max_insns): New function.
28175 (cgraph_decide_inlining_of_small_function): Use it; take minimal
28176 amount of insns as base for code growth.
28177 (cgraph_decide_inlining): Make initial_insns local; do not compute
28179 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
28180 * doc/invoke.texi (inline-unit-growth): Update docs.
28182 2007-01-24 Jakub Jelinek <jakub@redhat.com>
28184 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
28185 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
28186 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
28187 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
28188 for CPUs that have PTA_CX16 set.
28190 PR middle-end/27416
28191 * gimplify.c (omp_check_private): New function.
28192 (gimplify_scan_omp_clauses): Use it for
28193 firstprivate/lastprivate/reduction.
28195 PR middle-end/30494
28196 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
28197 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
28199 PR middle-end/30421
28200 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
28201 If lower_lastprivate_clauses emits some statements, append them
28202 to dlist rather than body_p and to body_p append an initializer.
28203 (lower_omp_for): Adjust caller.
28205 2007-01-24 Steve Ellcey <sje@cup.hp.com>
28207 * target.h (globalize_decl_name): New.
28208 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28209 * output.h (default_globalize_decl_name): New.
28210 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
28212 (globalize_decl): Ditto.
28213 (default_globalize_decl_name): New.
28214 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
28215 (ia64_handle_version_id_attribute): New.
28216 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28217 (ia64_asm_output_external): Use globalize_decl_name instead
28218 of globalize_label.
28219 * doc/extend.texi (version_id): New pragma.
28220 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
28222 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28224 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
28225 _uleb128_t and _Unwind_SWord with _sleb128_t.
28226 * unwind-dw2.c (extract_cie_info, execute_stack_op,
28227 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
28229 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
28230 * unwind-pe.h (read_uleb128, read_sleb128,
28231 read_encoded_value_with_base): Likewise.
28232 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
28234 2007-01-24 Richard Guenther <rguenther@suse.de>
28236 * builtins.c (expand_builtin_cexpi): Get the fndecl
28237 for cexp in the correct way.
28239 2007-01-24 Jan Hubicka <jh@suse.cz>
28241 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
28244 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28246 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
28247 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
28248 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
28249 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
28250 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
28251 __SIZEOF_PTRDIFF_T__.
28252 * doc/cpp.texi: Documentation for the new builtin macros added.
28254 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
28256 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
28257 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
28258 instead of operands[2] to avoid access past the end of array.
28260 2007-01-24 Richard Sandiford <richard@codesourcery.com>
28262 * reload1.c (emit_reload_insns): Pass the reload register
28263 for a non-spill output reload through forget_old_reloads_1.
28265 2007-01-23 Joseph Myers <joseph@codesourcery.com>
28267 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
28268 _SOFT_DOUBLE if doubles use software floating-point.
28269 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
28270 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28271 * config/rs6000/darwin-ldouble.c: Also compile functions for
28272 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
28273 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28274 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
28275 commented-out long double override.
28276 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
28277 * config/rs6000/eabispe.h: Likewise.
28278 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
28279 long double for non-SPE.
28280 (rs6000_handle_option): Likewise.
28281 (invalid_e500_subreg): Disallow more subregs involding DImode,
28282 DFmode, TImode or TFmode.
28283 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
28285 (legitimate_lo_sum_address_p): Also check for TFmode for E500
28287 (rs6000_legitimize_address): Also handle TFmode for E500 double.
28288 (rs6000_legitimize_reload_address): Also handle TFmode for E500
28290 (rs6000_legitimate_address): Also check for TFmode for E500
28292 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
28293 (spe_build_register_parallel): Handle TFmode and TCmode.
28294 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
28296 (function_arg): Handle TFmode and TCmode for E500 double.
28297 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
28299 (print_operand): Handle TFmode and TImode for %y.
28300 (rs6000_generate_compare): Handle TFmode comparisons for E500
28302 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
28303 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
28304 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
28305 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
28306 TFmode for E500 double.
28307 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
28308 (floatsidf2): Enable for E500 double.
28309 (movtf_softfloat): Use rs6000_nonimmediate_operand.
28310 (extenddftf2): Change to extenddftf2_fprs.
28311 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
28312 depending on TARGET_E500_DOUBLE.
28313 (extendsftf2): Enable for E500 double.
28314 (trunctfdf2): Enable for E500 double.
28315 (trunctfsf2): Change to trunctfsf2_fprs.
28316 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
28317 depending on TARGET_E500_DOUBLE.
28318 (floatsitf2): Enable for E500 double.
28319 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
28320 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
28321 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
28322 (negtf2): Change to negtf2_internal.
28323 (negtf2): New expander.
28324 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
28325 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
28326 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
28327 (movdi_internal32): Use rs6000_nonimmediate_operand.
28328 (unnamed splitter): Likewise.
28329 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
28330 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
28331 (SPE64TF, DITI): New mode macros.
28332 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
28335 (frob_<mode>_di_2): New.
28336 (frob_tf_di_8_2): New.
28337 (frob_di_df): Change to frob_di_<mode>; allow more modes.
28339 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
28341 (frob_ti_<mode>_8_2): New.
28342 (frob_ti_tf_2): New.
28343 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
28344 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
28346 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
28347 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
28348 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
28349 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
28350 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
28351 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
28354 2007-01-23 Ian Lance Taylor <iant@google.com>
28356 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
28358 (OBJS-archive): Reformat, alphabetize.
28359 (OBJS): Change out_object_file to OBJS-md.
28361 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
28363 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
28364 JUMP_P and CALL_P predicates where applicable.
28365 * config/i386/i386.c: Ditto.
28366 * config/i386/i386.md: Ditto.
28367 * config/i386/mmx.md: Ditto.
28368 * config/i386/predicates.md: Ditto.
28370 2007-01-22 Andreas Schwab <schwab@suse.de>
28372 * config/m68k/m68k.h: Fix comment.
28374 2007-01-22 Jan Hubicka <jh@suse.cz>
28376 * passes.c (init_optimization_passes): Do not rerun
28377 pass_early_warn_uninitialized.
28379 2007-01-22 Richard Guenther <rguenther@suse.de>
28381 PR tree-optimization/30038
28382 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
28384 (execute_cse_sincos_1): Likewise.
28385 (execute_cse_sincos): Likewise.
28386 (gate_cse_sincos): Likewise.
28387 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
28388 the cexpi() canonicalization of sincos().
28389 * tree-pass.h (pass_cse_sincos): Declare.
28390 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
28392 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
28394 PR rtl-optimization/29329
28395 * combine.c (replaced_rhs_insn): Rename to i2mod.
28396 (replaced_rhs_value): Rename to i2mod_new_rhs.
28397 (i2mod_old_rhs): New global variable.
28398 (combine_instructions): Adjust for above change. Save a copy of
28399 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
28400 note are substituted in the second instruction.
28401 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
28402 ditch the note if it pertains to the second eliminated register
28403 and this register is mentioned in i2mod_old_rhs.
28406 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
28408 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
28409 the insn to which the note was originally attached.
28411 2007-01-21 Jan Hubicka <jh@suse.cz>
28413 * ipa-inline.c (inlining_mode): Comment, move up.
28414 (cgraph_decide_inlining_incrementally): Do not perform inlining
28415 itself; fix handling of flattening of self recursive functions.
28416 (cgraph_find_cycles): Remove.
28417 (cgraph_flatten_node): Remove.
28418 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
28419 (try_inline): New function.
28420 (cgraph_early_inlining): Update call of
28421 cgraph_decide_inlining_incrementally. Apply inlining here.
28422 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
28424 2007-01-21 Dirk Mueller <dmueller@suse.de>
28427 * tree-vrp.c (check_array_bounds): do not warn
28428 about ADDR_EXPR's of ARRAY_REF's which are immediately
28429 used in binary expressions.
28431 2007-01-21 Ira Rosen <irar@il.ibm.com>
28433 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
28434 read_write_dep and macros for its access.
28435 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
28436 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
28437 argument, call vect_check_interleaving for every independent pair of
28438 data-refs. Mark loads that access the same memory location as a store
28440 (vect_check_dependences): Remove.
28441 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
28442 call, fix the call to vect_analyze_data_ref_dependence.
28443 (vect_analyze_data_ref_access): For statements that access the same
28444 data-ref, check that they are not stores; for loads, check that there
28445 is no store that access the same location.
28447 2007-01-20 Roger Sayle <roger@eyesopen.com>
28448 Joseph Myers <joseph@codesourcery.com>
28450 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
28451 (-fdump-rtl-stack): Likewise.
28452 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
28453 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
28454 (-mpt-fixed): Use @minus{} for minus sign.
28455 (Using Precompiled Headers): Fix under/overfull hbox.
28457 2007-01-20 Jan Hubicka <jh@suse.cz>
28459 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
28460 place within annotation.
28462 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28464 * pa.c (output_move_double): Change array size of xoperands to 4.
28466 2007-01-20 Jan Hubicka <jh@suse.cz>
28468 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
28471 2007-01-19 Ian Lance Taylor <iant@google.com>
28473 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
28474 constant to unsigned HOST_WIDE_INT before negating.
28476 2007-01-19 Ian Lance Taylor <iant@google.com>
28478 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
28480 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
28481 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
28482 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
28483 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
28484 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
28485 (realloc_vdef, realloc_vuse): Change second parameter to
28487 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
28488 fields to unsigned.
28489 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
28490 unsigned. Change x and lim locals to unsigned.
28491 (realloc_vdef, realloc_vuse): Change num_elem parameter to
28493 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
28494 (copy_virtual_operands): Change i and n locals to unsigned.
28496 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28498 PR middle-end/29335
28499 * builtins.c (fold_builtin_1): Handle builtin fdim.
28501 2007-01-20 Jan Hubicka <jh@suse.cz>
28503 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
28504 * tree-ssa-structalias.c (compute_points_to_sets): Do call
28505 init_alias_heapvars.
28506 (init_alias_heapvars): Initialize only when not already initialized.
28507 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
28509 2007-01-19 Roger Sayle <roger@eyesopen.com>
28511 * common.opt (fsigned-zeros): New command line option.
28512 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
28513 of flag_unsafe_math_optimizations.
28514 * opts.c (set_fast_math_flags): The -ffast-math command line option
28515 implies -fno-signed-zeros.
28516 (fast_math_flags_set_p): Likewise.
28518 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
28519 the documentation of -ffast-math appropriately. Wrap long lines.
28521 2007-01-19 Steve Ellcey <sje@cup.hp.com>
28523 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
28524 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
28526 2007-01-19 Tomas Bily <tbily@suse.cz>
28528 * cgraphunit.c (cgraph_finalize_function): Updating of pid
28530 (tree_init_ic_make_global_vars): New function
28531 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
28532 (tree_gen_ic_profiler): New function
28533 (tree_gen_ic_func_profiler): New function
28534 (tree_profiling): Added calling of tree_gen_ic_func_profiler
28535 (tree_profile_hooks): Added hook for indirec/virtual calls
28536 * value-prof.c (tree_find_values_to_profile): New case for
28538 (tree_values_to_profile): Call for determining indirect/virtual
28540 (tree_indirect_call_to_profile): New function
28541 (tree_ic_transform): New function
28542 (tree_ic): New function
28543 (find_func_by_pid): New function
28544 (init_pid_map): New function
28545 (tree_value_profile_transformations): Added check for
28546 indirect/virtual call transformation
28547 * value-prof.h (enum hist_type): New counter type for
28548 indirect/virtual calls
28549 (profile_hooks): Added new hook for profiling indirect/virtual
28551 * profile.c (instrument_values): New case for indirect/virtual
28553 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
28554 (GCOV_COUNTER_V_INDIR): New counter type
28555 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
28556 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
28558 * cgraph.c: Definition of cgraph_max_pid
28559 (cgraph_create_node): Default init of pid attribute
28560 * cgraph.h: Declaration of cgraph_max_pid
28561 (struct cgraph_node): Added pid attribute
28562 * libgcov.c (__gcov_indirect_call_profiler): New function
28563 (__gcov_one_value_profiler_body): New function
28564 (__gcov_one_value_profiler): Body was moved to
28565 __gcov_one_value_profiler_body and calls it
28567 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
28569 * doc/gty.texi (Options): Document the mark_hook option to GTY.
28570 * gengtype.c (write_types_data, write_func_for_structure,
28571 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
28572 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
28573 (walk_type, write_func_for_structure): Generate the mark_hook if
28576 2007-01-19 Jan Hubicka <jh@suse.cz>
28578 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
28579 'early' argument take inlining mode argument specifying whether to
28580 inline for size/speeed or all functions; add support for flattening;
28582 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
28584 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28587 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
28588 the name of the declared identifier.
28590 2007-01-19 Dirk Mueller <dmueller@suse.de>
28592 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
28593 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
28594 duplicate evaluation.
28596 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
28598 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
28599 Macroize expander using X87MODEF12 mode macro. Extend operand 1
28600 to XFMode, use acosxf2 and truncate result to requested mode.
28601 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
28602 (asin<mode>2): Similarly, with asin expanders.
28603 (*fscalexf4_i387): Rename from *fscalexf4.
28604 (expNcorexf3): New expander.
28605 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
28606 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
28607 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
28608 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
28609 patterns for SSE math.
28610 (exp10<mode>2): Similarly, with exp10 expanders.
28611 (exp2<mode>2): Similarly, with exp2 expanders.
28612 (expm1<mode>2): Similarly, with expm1 expanders.
28613 (ldexp<mode>3): Similarly, with ldexp expanders.
28614 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
28615 Use gen_truncxf<mode>2_i387_noop to truncate result.
28617 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28619 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
28620 for ColdFire targets.
28622 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
28623 Richard Sandiford <richard@codesourcery.com>
28625 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
28626 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
28627 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
28628 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
28629 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
28630 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
28632 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28634 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
28635 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
28636 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
28637 (*adddi_dilshr32_cf): New pattern.
28638 (adddi3, subdi3): Remove first alternatives.
28640 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28642 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
28643 implemented using move.l, do not use its cc result for floating-point
28646 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28648 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
28649 from accepting 's' constraints if flag_pic.
28651 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28653 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
28654 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
28655 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
28656 condition from TARGET_68881 to TARGET_HARD_FLOAT.
28658 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
28660 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
28661 ColdFire alternatives.
28662 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
28663 * config/m68k/m68k.md (clzsi2): Define for ColdFire
28664 architectures that support ff1 instruction.
28666 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28667 Julian Brown <julian@codesourcery.com>
28669 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
28670 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
28671 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
28674 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28676 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
28678 (output_move_const_into_data_reg, output_move_simode_const): Delete.
28679 * config/m68k/m68k.c (const_method, const_int_cost): Take a
28680 HOST_WIDE_INT instead of an rtx.
28681 (m68k_rtx_costs): Update call accordingly.
28682 (output_move_const_into_data_reg): Likewise. Fix formatting.
28683 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
28685 (output_move_simode_const): Update calls after above changes.
28686 Rework to use automatic variables and predicates like MEM_P.
28687 * config/m68k/m68k.md (pushexthisi_const): Update call to
28690 2007-01-19 Dirk Mueller <dmueller@suse.de>
28692 * tree-ssa-alias.c (perform_var_substitution): Fix typo
28693 in dump_flags test.
28695 2007-01-19 Richard Guenther <rguenther@suse.de>
28697 * builtins.c (expand_builtin_cexpi): Fall back to expanding
28698 via cexp in case sincos is not available.
28700 2007-01-19 Richard Guenther <rguenther@suse.de>
28702 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
28703 * defaults.h (TARGET_HAS_SINCOS): Default to off.
28704 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
28705 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
28706 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
28707 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
28708 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
28709 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
28711 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
28713 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
28715 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
28716 (atan2xf3): Directly generate RTL pattern.
28717 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
28718 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28719 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28720 disable patterns for SSE math.
28721 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
28722 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28723 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28724 disable patterns for SSE math.
28726 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
28728 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
28730 2007-01-18 Roger Sayle <roger@eyesopen.com>
28732 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
28733 VIEW_CONVERT_EXPR to the same type as it's operand.
28735 2007-01-18 David Edelsohn <edelsohn@gnu.org>
28737 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
28738 configured for long double 128.
28740 2007-01-18 Mike Stump <mrs@apple.com>
28742 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
28745 2007-01-18 Michael Meissner <michael.meissner@amd.com>
28747 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
28750 2007-01-18 Jan Hubicka <jh@suse.cz>
28752 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
28753 greater than NUM_VOP_FREE_BUCKETS.
28755 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
28757 * tree-ssa-structalias.c: Update comments.
28758 (ptabitmap_obstack): Removed.
28759 (pta_obstack): New.
28760 (oldpta_obstack): Ditto.
28761 (stats): Add a few members.
28762 (struct variable_info): Remove node, complex, address_taken, and
28763 indirect_target members. Add oldsolution member.
28764 (new_var_info): Do not initialize removed members.
28765 (constraint_expr_type): Remove INCLUDES.
28766 (constraint_graph): Add size, implicit_preds, rep,
28767 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
28768 (FIRST_REF_NODE): New macro.
28769 (LAST_REF_NODE): Ditto.
28770 (FIRST_ADDR_NODE): Ditto.
28771 (find): New function.
28773 (dump_constraint): Do not handle INCLUDES.
28774 (insert_into_complex): Do not insert duplicate constraints.
28775 (condense_varmap_nodes): Renamed and rewritten into ...
28776 (merge_node_constraints): This. Also fix bug in handling of
28777 offseted copy constraints.
28778 (clear_edges_for_node): No longer need to deal with preds at all,
28779 or removing associated preds/succs.
28780 (merge_graph_nodes): Deal with indirect_cycles.
28781 Don't deal with predecessors.
28782 (add_implicit_graph_edge): New function.
28783 (add_pred_graph_edge): Ditto.
28784 (add_graph_edge): Don't deal with predecessors.
28785 (build_constraint_graph): Removed.
28786 (build_pred_graph): New function.
28787 (build_succ_graph): Ditto.
28788 (struct scc_info): Removed in_component. Added roots, dfs, and
28789 node_mapping. Remove visited_index, unification_queue.
28790 (scc_visit): Deal with union-find we do now.
28791 Deal with cycles with REF nodes.
28792 (collapse_nodes): Renamed and rewritten to ...
28793 (unify_nodes): This.
28794 (process_unification_queue): Removed.
28795 (topo_visit): Cleanup
28796 (do_da_constraint): Use find.
28797 (do_sd_constraint): Ditto.
28798 (do_ds_constraint): Ditto.
28799 (do_complex_constraint): Ditto.
28800 (init_scc_info): Update for removed and added members.
28801 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
28802 (find_indirect_cycles): This.
28803 (equivalence_class): New variable.
28804 (label_visit): New function.
28805 (perform_variable_substitution): Rewritten.
28806 (free_var_substitution_info): New function.
28807 (find_equivalent_node): Ditto.
28808 (move_complex_constraints): Ditto.
28809 (eliminate_indirect_cycles): Ditto.
28810 (solve_graph): Only propagate changed bits.
28811 Use indirect cycle elimination.
28813 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
28814 (tree_id_eq): Renamed to ...
28815 (tree_vi_eq): This. Update for member change
28816 (insert_id_for_tree): Renamed and rewritten to ...
28817 (insert_vi_for_tree): This.
28818 (lookup_id_for_tree): Renamed and rewritten to ...
28819 (lookup_vi_for_tree): This.
28820 (get_id_for_tree): Renamed and rewritten to ...
28821 (get_vi_for_tree): Ditto.
28822 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
28823 (process_constraint): Don't handle INCLUDES.
28824 Remove special ADDRESSOF case.
28825 (find_func_aliases): Rewrite to use vi functions instead of id
28827 (create_function_info_for): Ditto.
28828 (create_variable_info_for): Ditto.
28829 (intra_create_variable_infos): Ditto.
28830 (merge_smts_into): Ditto.
28831 (find_what_p_points_to): Ditto.
28832 (init_base_vars): Ditto.
28833 (init_alias_vars): Ditto.
28834 (remove_preds_and_fake_succs): New function.
28835 (dump_sa_points_to_info): Dump new stats.
28836 (dump_solution_for_var): Use find.
28837 (set_used_smts): Fix formatting.
28838 (compute_points_to_sets): Updated for new functions.
28839 (ipa_pta_execute): Ditto.
28841 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28842 Richard Sandiford <richard@codesourcery.com>
28844 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
28846 * calls.c (expand_call): If the return value is a PARALLEL,
28847 extract its first member.
28848 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
28849 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
28850 use FUNCTION_EXTRA_EPILOGUE.
28851 (m68k_function_value): Return a PARALLEL if the return value
28852 is of a pointer type.
28853 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
28854 (FUNCTION_EXTRA_EPILOGUE): Remove.
28855 * config/m68k/m68k.md (D0_REG): New constant.
28857 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28859 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
28860 output a NOP for empty epilogues.
28862 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28864 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
28865 before function. Extend register save check to include all
28866 registers, not just integer ones.
28868 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28870 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
28871 (m68k_use_return_insn): ...this.
28872 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
28873 * config/m68k/m68k.c (use_return_insn): Rename to...
28874 (m68k_use_return_insn): ...this.
28875 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
28876 of USE_RETURN_INSN.
28878 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
28880 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
28881 nearest even, fix denormal rounding overflow.
28883 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28885 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
28886 f%$smove and f%$move.
28887 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
28888 (extendsfdf2_cf): Use fdmove instead of f%&move.
28889 (truncdfsf2_cf): Use fsmove instead of f%$smove.
28890 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
28892 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28894 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
28897 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28899 * real.h (real_format): Add a canonical_nan_lsbs_set field.
28900 (coldfire_single_format): Declare.
28901 (coldfire_double_format): Likewise.
28902 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
28903 of qnan_msb_set to determine the lower bits of a canonical
28905 (encode_ieee_double): Likewise.
28906 (encode_ieee_quad): Likewise.
28907 (ieee_single_format): Initialize canonical_nan_lsbs_set.
28908 (mips_single_format): Likewise.
28909 (ieee_double_format): Likewise.
28910 (mips_double_format): Likewise.
28911 (ieee_extended_motorola_format): Likewise.
28912 (ieee_extended_intel_96_format): Likewise.
28913 (ieee_extended_intel_128_format): Likewise.
28914 (ieee_extended_intel_96_round_53_format): Likewise.
28915 (ibm_extended_format): Likewise.
28916 (mips_extended_format): Likewise.
28917 (ieee_quad_format): Likewise.
28918 (mips_quad_format): Likewise.
28919 (vax_f_format): Likewise.
28920 (vax_d_format): Likewise.
28921 (vax_g_format): Likewise.
28922 (i370_single_format): Likewise.
28923 (i370_double_format): Likewise.
28924 (decimal_single_format): Likewise.
28925 (decimal_double_format): Likewise.
28926 (decimal_quad_format): Likewise.
28927 (c4x_single_format): Likewise.
28928 (c4x_extended_format): Likewise.
28929 (real_internal_format): Likewise.
28930 (coldfire_single_format): New real_format.
28931 (coldfire_double_format): Likewise.
28932 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
28933 canonical_nan_lsbs_set.
28934 (pdp11_d_format): Likewise.
28935 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
28936 if TARGET_COLDFIRE_CPU.
28938 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28940 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
28941 (output_call, m68k_legitimize_call_address): Declare.
28942 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
28943 parenthesees. Add support for a 'W' constraint.
28944 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
28945 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
28946 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
28947 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
28949 (override_options): Initialize them. Do not set flag_no_function_cse
28950 for TARGET_ID_SHARED_LIBRARY.
28951 (m68k_output_pic_call): Delete.
28952 (m68k_legitimize_call_address): New function.
28953 (print_operand): Remove the %o prefix. Handle the %p prefix.
28954 (output_call): New function.
28955 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
28956 target address from the GOT if symbolic jumps are not allowed.
28957 * config/m68k/m68k.md (call, general_operand): Do not set
28958 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
28959 Merge separate flag_pic and !flag_pic define_insns into...
28960 (*call, *call_value): ...these new patterns. Match the address
28961 rather than the containing MEM and require it to be a call_operand.
28962 Use output_call to generate the asm template.
28963 * config/m68k/predicates.md (const_call_operand): New predicate.
28964 (call_operand): Likewise.
28966 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
28968 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
28969 (STACK_GROWS_DOWNWARD): Define to 1.
28970 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
28971 comments, emphasizing that these values are only defaults.
28972 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
28973 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
28975 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28977 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
28979 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28980 Richard Sandiford <richard@codesourcery.com>
28982 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
28983 (FP_REGNO_P): New macros.
28984 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
28985 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
28986 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
28987 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
28989 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
28991 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
28992 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
28994 * config/m68k/t-floatlib: New file, extracting common code from...
28995 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
28996 * config/m68k/t-uclinux: Here.
28997 * config/m68k/fpgnulib.c: Do not compile extendeed precision
28998 routines on ColdFire targets.
29000 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29002 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29003 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
29004 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
29005 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
29006 explicitly set MOTOROLA to 1.
29007 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
29009 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29010 Nathan Sidwell <nathan@codesourcery.com>
29012 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
29013 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
29014 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
29015 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
29016 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
29017 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
29018 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
29019 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
29020 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
29021 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29022 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
29023 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
29024 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
29025 (DBX_REGISTER_NUMBER): Delete.
29026 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
29027 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29028 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
29030 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29032 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
29033 * config/flat.h: New file.
29034 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
29035 OBJECT_FORMAT_FLAT.
29036 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
29037 indirect references for -msep-data or -mid-shared-library.
29038 Do not use PC-relative code addresses either.
29039 * config/m68k/m68k.c (override_options): Restrict -fPIC error
29041 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
29042 for shared libraries and crt1.o for executables. Use crti.o and
29044 (ENDFILE_SPEC): Use crtend.o and crtn.o.
29045 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
29046 Do not add -elf2flt or -shared-lib-id options here.
29047 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
29048 Pass -shared-lib-id if -mid-shared-library, taking the library
29049 identifier from -mshared-library-id if given, otherwise
29051 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
29052 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
29053 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
29054 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
29055 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
29056 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
29058 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
29059 jump sequence for ISA A and ISA A+.
29060 (PICJUMP): Likewise.
29062 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29064 * config.gcc (m68k-*-uclinux*): Base the port on the common
29065 and m68k GNU/Linux files rather than on the generic ELF ones.
29066 * config/m68k/uclinux.h (TARGET_VERSION): Override.
29067 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
29069 2007-01-18 Julian Brown <julian@codesourcery.com>
29070 Richard Sandiford <richard@codesourcery.com>
29072 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
29073 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29074 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
29076 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
29077 80 unconditionally.
29078 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29080 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29082 * doc/install.texi: Document m68k-uclinuxoldabi.
29083 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
29084 * config/m68k/uclinux-oldabi.h: New file, copied from
29085 config/m68k/uclinux.h.
29087 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
29089 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
29090 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
29091 (m32r_compute_frame_size): Use unsigned for regno.
29092 (m32r_reload_lr): Use gen_frame_mem.
29094 (m32r_output_function_epilogue): Don't output the function epilogue
29096 (m32r_expand_epilogue): New.
29097 (direct_return): Return false if the function has the interrupt
29099 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
29100 * config/m32r/m32r.md (epilogue): New expander.
29101 (return_lr, return_rte): New insns.
29102 (return): Make it expander.
29103 (return_normal): New expander.
29105 2007-01-18 Josh Conner <jconner@apple.com>
29108 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
29109 support for UNLE, UNLT, UNGE, and UNGT.
29111 2007-01-18 Jan Hubicka <jh@suse.cz>
29113 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
29114 * tree-tailcall (add_virtual_phis): Likewise.
29115 (optimize_tail_call): Return TODOs.
29116 (execute_tail_calls): Return TODOs.
29117 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
29118 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
29120 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29121 Cleanup cfg using TODO.
29122 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
29123 * passes.c (execute_function_todo): When cleanup did something, remove
29125 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
29126 (make_edges): Don't cleanup_cfg.
29128 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
29130 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
29131 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
29132 operate on the top of stack.
29133 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
29134 register handling of instructions that output to the second
29136 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
29137 (move_for_stack_reg): Special-case check for dead destination
29138 stack slot for constant load of 1.0 inside UNSPEC_TAN.
29140 * config/i386/i386.md (UNSPEC_TAN): New constant.
29141 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
29142 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
29143 to correctly model move of constant 1.0 to top stack slot.
29144 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
29145 (unnamed peephole2 pattern): Remove corresponding peephole2
29146 pattern that optimizes tan insn and loading of constant 1.0.
29147 (tanxf2): Use fptanxf4_i387.
29148 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
29149 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
29150 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29151 disable patterns for SSE math.
29152 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
29153 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
29155 2007-01-18 Dirk Mueller <dmueller@suse.de>
29156 Richard Guenther <rguenther@suse.de>
29159 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
29160 * common.opt (Warray-bounds): Add new warning option.
29161 * c-opts.c (c_common_handle_option): Define -Warray-bounds
29163 * Makefile.in: make tree-vrp.o depend on toplev.h
29164 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
29166 (check_array_refs, check_array_bounds, check_array_ref): New.
29168 2007-01-18 Jan Hubicka <jh@suse.cz>
29170 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
29171 (execute_ssa_ccp): Return flags conditionally.
29172 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
29174 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
29176 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
29178 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
29179 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
29181 * Makefile.c (GTFILES): Add cfglayout.h.
29182 * gengtype.c (open_base_files): Likewise.
29183 * cfglayout.c (cfg_layout_function_footer,
29184 cfg_layout_function_header) Reindent to make gengtype happy.
29185 * cfglayout.h (cfg_layout_function_footer,
29186 cfg_layout_function_header): Add GTY(()) marker.
29188 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
29190 2007-01-18 Ben Elliston <bje@au.ibm.com>
29192 * genautomata.c (write_automata): Include xstrerror output in the
29193 error message if writing the DFA description file fails.
29195 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
29197 * config/mips/mips-protos.h (mips_output_external): Make it
29199 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
29200 * config/mips/mips.c (irix_output_external_libcall): Likewise.
29201 (extern_list): Likewise.
29202 (extern_head): Likewise.
29203 (TARGET_ASM_FILE_END): Likewise.
29204 (mips_file_end): Likewise.
29205 (mips_output_external): Rewritten.
29207 2007-01-18 Ben Elliston <bje@au.ibm.com>
29209 * genpreds.c (write_insn_preds_c): Only write out the function
29210 body for regclass_for_constraint if we have register constraints.
29212 2007-01-17 Tom Tromey <tromey@redhat.com>
29214 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
29215 * doc/install.texi (Testing): Use sourceware.org.
29216 (Binaries): Likewise.
29217 (Specific): Likewise.
29218 * doc/contrib.texi (Contributors): Use sourceware.org.
29220 2007-01-17 Anatoly Sokolov <aesok@post.ru>
29222 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
29223 (AVR_ENHANCED): Rename to ...
29224 (AVR_HAVE_MUL): ... new.
29225 (avr_enhanced_p): Rename to ...
29226 (avr_have_mul_p): ... new.
29227 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
29228 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
29229 * config/avr/avr.c (avr_enhanced_p): Rename to ...
29230 (avr_have_mul_p): ... new.
29231 (base_arch_s): Rename 'enhanced' to 'have_mul'.
29232 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
29233 'avr_enhanced_p' and 'enhanced'.
29234 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
29235 AVR_HAVE_MUL instead of AVR_ENHANCED.
29236 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29237 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
29238 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
29239 instead of AVR_ENHANCED.
29240 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29241 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
29242 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
29244 2007-01-17 Ian Lance Taylor <iant@google.com>
29246 * vec.h (VEC_reserve_exact): Define.
29247 (vec_gc_p_reserve_exact): Declare.
29248 (vec_gc_o_reserve_exact): Declare.
29249 (vec_heap_p_reserve_exact): Declare.
29250 (vec_heap_o_reserve_exact): Declare.
29251 (VEC_OP (T,A,reserve_exact)): New static inline function, three
29253 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
29254 negative parameter.
29255 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
29256 (VEC_OP (T,A,copy)) [all versions]: Likewise.
29257 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
29258 * vec.c (calculate_allocation): Add exact parameter. Change all
29260 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
29261 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
29262 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
29263 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
29264 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
29265 (vec_heap_p_reserve_exact): New function.
29266 (vec_heap_o_reserve_exact): New function.
29268 2007-01-17 Jan Hubicka <jh@suse.cz>
29270 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
29272 2007-01-17 Eric Christopher <echristo@apple.com>
29274 * config.gcc: Support core2 processor.
29276 2007-01-16 Jan Hubicka <jh@suse.cz>
29278 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
29279 the names, just unlink the chain so we don't crash on dangling
29283 2007-01-16 Jan Hubicka <jh@suse.cz>
29285 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
29286 * tree-pass.h: Reorder to make IPA passes appear toegher.
29287 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
29289 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
29290 parameters, do not call early inliner.
29291 * ipa-inline.c: Update comments. Include tree-flow.h
29292 (cgraph_decide_inlining): Do not compute inlining parameters.
29293 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
29294 be called with function context set up.
29295 (pass_ipa_inline): Remove unreachable functions before pass.
29296 (cgraph_early_inlining): Simplify assuming to be called from the
29298 (pass_early_inline): New pass.
29299 (cgraph_gate_ipa_early_inlining): New gate.
29300 (pass_ipa_early_inline): Turn into simple wrapper.
29301 (compute_inline_parameters): New function.
29302 (gate_inline_passes): New gate.
29303 (pass_inline_parameters): New pass.
29304 (apply_inline): Move here from tree-optimize.c
29305 (pass_apply_inline): New pass.
29306 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
29308 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
29309 doing them by hand.
29310 (tree_function_versioning): Do not allocate dummy struct function.
29311 * tree-inline.h (optimize_inline_calls): Update prototype.
29312 * tree-optimize.c (execute_fixup_cfg): Export.
29313 (pass_fixup_cfg): Remove
29314 (tree_rest_of_compilation): Do not apply inlines.
29315 * tree-flow.h (execute_fixup_cfg): Declare.
29316 * Makefile.in (gt-passes.c): New.
29317 * passes.c: Include gt-passes.h
29318 (init_optimization_passes): New passes.
29319 (nnodes, order): New static vars.
29320 (do_per_function_toporder): New function.
29321 (execute_one_pass): Dump current pass here.
29322 (execute_ipa_pass_list): Don't dump current pass here.
29324 2007-01-16 Janis Johnson <janis187@us.ibm.com>
29326 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
29327 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
29329 2007-01-16 David Edelsohn <edelsohn@gnu.org>
29331 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
29332 (strong_alias): Define.
29333 (__gcc_qmul): Provide non-FMA for soft-float.
29334 (__gcc_qdiv): Same.
29339 (__gcc_qunord): New.
29349 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
29350 soft-float functions.
29351 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
29352 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
29353 about long double soft float.
29355 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
29356 Tehila Meyzels <tehila@il.ibm.com>
29358 * tree-vectorizer.h (is_pattern_stmt_p): New.
29359 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
29360 formatting (tabs instead of spaces). Cleanup and clarify setting
29361 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
29362 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
29363 (vectorizable_type_demotion): Check that types are integral.
29364 (vectorizable_type_promotion): Likewise.
29365 (vectorizable_store): Fix typo. Eliminate new-line at end of
29368 2007-01-16 Jan Hubicka <jh@suse.cz>
29370 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
29373 2007-01-15 Eric Christopher <echristo@apple.com>
29375 * ifcvt.c: Include vec.h, vecprim.h.
29376 (check_cond_move_block): New argument regs.
29377 Reorganize. Add registers used to regs.
29378 (cond_move_process_if_block): Use regs set above as
29381 2007-01-15 Eric Christopher <echristo@apple.com>
29383 * config/darwin.h: Update copyright.
29384 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
29385 (LINK_COMMAND_SPEC): Add -u.
29386 (LINK_SPEC): Fix umbrella for above.
29388 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
29390 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
29393 2007-01-15 Tom Tromey <tromey@redhat.com>
29395 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
29396 * doc/install.texi (Testing): Don't mention jacks.
29397 (Configuration): Document --enable-java-maintainer-mode. Move
29398 --with-java-home to libgcj-specific section. Document
29400 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
29402 2007-01-15 Jan Hubicka <jh@suse.cz>
29404 * tree-ssa-dce.c (DCE_TODOs): New.
29405 (propagate_necessity): Return if something changed.
29406 (eliminate_unnecessary_stmts): Likewise.
29407 (perform_tree_ssa_dce): Return TODO flags when needed.
29408 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
29410 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
29412 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
29413 (fyl2x_extend<mode>xf3_i387): New insn pattern.
29414 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
29415 patterns using X87MODEF12 mode macro. Extend operand 1
29416 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29417 (log10<mode>2): Ditto.
29418 (log2<mode>2): Ditto.
29419 (log1p<mode>2): Ditto.
29420 (logb<mode>2): Ditto.
29421 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
29422 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
29423 (*fxtractxf3_i387): Rename from *fxtractxf3.
29424 (fxtract_extend<mode>xf3_i387): New insn pattern.
29425 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
29426 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
29427 and gen_fyl2xxf3_i387().
29429 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
29431 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
29432 * cfgloopmanip.c (fix_loop_placement): Made static. Use
29433 get_loop_exit_edges. Changed return type to bool.
29434 * cfgloop.h (fix_loop_placement): Declaration removed.
29436 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
29438 * param.h (MIN_VECT_LOOP_BOUND): New.
29439 * params.def (MIN_VECT_LOOP_BOUND): New.
29440 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
29441 argument - minimum threshold for number of iterations.
29442 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
29443 argument to declaration.
29444 * tree-vect-analyze.c (vect_analyze_operations): Check value of
29445 MIN_VECT_LOOP_BOUND.
29446 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
29447 slpeel_tree_peel_loop_to_edge with additional argument.
29448 (vect_do_peeling_for_alignment): Likewise.
29449 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
29451 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
29454 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
29455 operands of size 1.
29457 2007-01-14 Jan Hubicka <jh@suse.cz>
29459 * tree-dfa.c (remove_referenced_var): New function.
29460 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
29461 prune referenced vars list too.
29462 * tree-flow.h (remove_referenced_var): Declare.
29464 2007-01-14 Jan Hubicka <jh@suse.cz>
29466 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
29468 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
29469 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
29470 * except.h (verify_eh_throw_table_statements): Kill prototype.
29471 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
29472 into call exrepssions.
29473 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
29475 * tree-cfg.c: Include pointer-set.h.
29476 (verify_node_sharing): Work on pointer set.
29477 (verify_eh_throw_stmt_node): New.
29478 (verify_stmts): Use pointers sets, verify throw_stmt.
29480 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
29482 * ipa-reference.c (analyze_function): Consider also addresses taken
29485 2007-01-12 Roger Sayle <roger@eyesopen.com>
29487 * c-typeck.c (null_pointer_constant_p): Replace use of
29488 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29489 (build_c_cast): Likewise.
29491 2007-01-12 Roger Sayle <roger@eyesopen.com>
29493 * tree.h (force_fit_type_double): Remove unused final argument.
29494 * c-common.c (constant_expression_warning): Replace use of
29495 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29496 (convert_and_check): Likewise.
29497 (shorten_compare): Update call to force_fit_type_double.
29498 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
29499 * convert.c (convert_to_pointer): Update call to
29500 force_fit_type_double.
29501 * fold-const.c (force_fit_type_double): Remove overflowed_const
29503 (int_const_binop, fold_convert_const_int_from_int,
29504 fold_convert_const_int_from_real, fold_div_compare,
29505 fold_sign_changed_comparison, fold_unary, fold_negate_const,
29506 fold_abs_const, fold_not_const): Remove the final argument from
29507 calls to force_fit_type_double.
29509 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
29511 * configure.ac: Set insn to "nop" for spu-*-* also.
29512 * configure: Regenerate.
29514 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
29516 * builtins.def : Add BUILT_IN_FREE.
29518 2007-01-12 Jan Hubicka <jh@suse.cz>
29520 PR tree-optimization/30443
29521 * tree-inline.c (tree_function_versioning): Do not optimize when
29522 cloning for inlining.
29524 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
29526 * doc/loop.texi: Document recording of loop exits.
29527 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
29528 (update_single_exits_after_duplication,
29529 update_single_exit_for_duplicated_loop,
29530 update_single_exit_for_duplicated_loops): Removed.
29531 (duplicate_loop_to_header_edge): Do not call
29532 update_single_exits_after_duplication and
29533 update_single_exit_for_duplicated_loops.
29534 (loop_version): Do not update single_exit information.
29535 (fix_loop_structure): Use record_loop_exits instead of
29536 mark_single_exit_loops.
29537 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
29538 the lists of loop exits.
29539 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
29540 split_edge, merge_blocks): Update the lists of loop exits.
29541 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
29542 loop_optimizer_init.
29543 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
29544 of mark_single_exit_loops.
29545 (loop_optimizer_finalize): Call release_recorded_exits.
29546 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
29547 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
29548 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
29549 update single exit information.
29550 * lambda-code.c (perfect_nestify): Ditto.
29551 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
29552 (mark_single_exit_loops): Removed.
29553 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
29554 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
29555 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
29557 (get_loop_exit_edges, single_exit): Use recorded exit lists.
29558 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
29559 (verify_loop_structure): Verify consistency of the exit lists.
29560 (flow_loops_find): Use alloc_loop. Initialize exits hash.
29561 (set_single_exit): Removed.
29562 * cfgloop.h (struct loop_exit): New function.
29563 (struct loop): single_exit_ field replaced by exits field.
29564 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
29565 LOOPS_HAVE_RECORDED_EXITS.
29566 (struct loops): Added exits hash.
29567 (mark_single_exit_loops, set_single_exit): Declaration removed.
29568 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
29570 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29572 * doc/invoke.texi: Avoid use of @headitem.
29574 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29576 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
29578 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29580 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
29583 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29584 Richard Sandiford <richard@codesourcery.com>
29586 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
29587 * config/m68k/m68k.opt: Resort options.
29588 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
29590 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29591 Richard Sandiford <richard@codesourcery.com>
29593 * doc/invoke.texi: Document the macros that are defined by
29594 m68k's -mtune and -mhard-float options.
29595 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
29596 (m68k_cpp_cpu_family): Likewise.
29597 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
29598 of __ucfv*__ macros. Define __mcffpu__ if generating code for
29599 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
29600 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
29601 (m68k_cpp_cpu_family): Likewise.
29603 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29605 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
29606 macros besides mc68000 as tuning macros. Use a switch statement
29607 to set them and mcpu32.
29609 2007-01-12 Julian Brown <julian@codesourcery.com>
29611 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
29612 (TARGET_68040_ONLY): Rename to...
29613 (TARGET_68040): ...this.
29614 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
29615 * config/m68k/m68k.md: Likewise.
29617 2007-01-12 Julian Brown <julian@codesourcery.com>
29618 Nathan Sidwell <nathan@codesourcery.com>
29619 Richard Sandiford <richard@codesourcery.com>
29621 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
29622 the -mcpu= argument associated with the --with-cpu setting.
29623 Define M68K_DEFAULT_TUNE to the default -mtune= option,
29624 if different from the one implied by the -mcpu setting.
29625 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
29626 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
29627 * doc/invoke.texi: Mention ColdFire in the introduction to the
29628 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
29629 -mno-div and -mhard-float options. Make -m68881 a synonym for
29630 -mhard-float. Document the previously-undocumented -m5206e,
29631 -m528x, -m5307 and -m5407 options. Tweak the existing option
29632 documentation for consistency.
29633 * doc/install.texi: Mention new --with-cpu arguments.
29634 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
29635 default CPU if neither -mcpu nor -march are specified.
29636 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
29637 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
29638 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
29639 using m68k_tune to decide between families that implement the
29640 same ISA. Use m68k_tune to set __mcfv4e__.
29641 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
29642 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
29643 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
29644 (FL_ISA_C, FL_ISA_MMU): New macros.
29645 (MASK_COLDFIRE): Delete.
29646 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
29647 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
29648 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
29649 (TARGET_HARD_FLOAT): Do not define here.
29650 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
29651 (TUNE_68000): New macro.
29652 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
29653 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
29654 (TUNE_CFV2): Redefine in terms of m68k_tune.
29655 (uarch_type, target_device, fpu_type): New enums.
29656 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
29657 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
29658 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
29659 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
29660 (FL_FOR_isa_c): New macros.
29661 (m68k_isa): New enum.
29662 (m68k_target_selection): New structure.
29663 (all_devices, all_isas, all_microarchs): New tables.
29664 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
29665 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
29666 (MASK_ALL_CPU_BITS): Delete.
29667 (m68k_find_selection): New function.
29668 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
29669 Map the legacy target options to a combination of the new ones.
29670 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
29671 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
29672 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
29674 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
29675 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
29677 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
29678 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
29679 * config/m68k/m68k-devices.def: New file.
29681 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29682 Nathan Sidwell <nathan@codesourcery.com>
29684 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
29685 (SUBTARGET_EXTRA_SPECS): New macros.
29686 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
29687 use %(asm_cpu_spec) instead.
29688 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
29689 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
29690 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
29691 (EXTRA_SPECS): Rename to...
29692 (SUBTARGET_EXTRA_SPECS): ...this.
29694 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29695 Richard Sandiford <richard@codesourcery.com>
29696 Julian Brown <julian@codesourcery.com>
29698 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29699 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
29700 to the configuration's default CPU.
29701 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
29702 Remove default masks.
29703 (m680[012]0-*-*): Set the default with_cpu to the first part of
29705 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
29706 (m68k*-*-linux): Extend the --with-cpu handling to...
29707 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
29708 and m68010. Don't set target_cpu_default2.
29709 * doc/install.texi: Document --with-cpu for m68k.
29710 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
29711 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
29712 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
29713 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
29714 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
29715 (ASM_SPEC): Remove use of %(asm_cpu_default).
29716 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
29717 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
29718 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
29719 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
29720 __HAVE_FPU__ if TARGET_HARD_FLOAT.
29721 (TARGET_DEFAULT): Delete.
29722 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
29723 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
29724 (CPP_CPU_SPEC): Delete.
29725 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
29726 the appropriate string.
29727 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
29728 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
29729 (ASM_SPEC): Don't use %(asm_default_spec).
29730 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
29731 TARGET_DEFAULT and add MASK_68881.
29732 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
29734 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29736 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
29737 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
29738 MASK_68010 alongside MASK_68020.
29739 * doc/invoke.texi: Document -m68010.
29740 * config/m68k/m68k.opt (m68010): New.
29741 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
29743 (TUNE_68010): New macro.
29744 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
29745 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
29746 (M68K_CPU_m68332): Add MASK_68010.
29747 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
29748 fallback definition.
29749 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
29751 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
29752 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
29753 to all entries that use MASK_68020.
29754 (output_move_simode_const, output_move_himode, output_move_qimode)
29755 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
29756 instead of TARGET_68020 to select clr behavior. Remove comment
29757 about there being no TARGET_68010.
29758 * config/m68k/m68k.md: Likewise throughout.
29760 2007-01-12 Julian Brown <julian@codesourcery.com>
29762 * config/m68k/m68k.h (TARGET_ISAB): New macro.
29763 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
29764 * config/m68k/m68k.md: Likewise.
29766 2007-01-12 Julian Brown <julian@codesourcery.com>
29768 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
29769 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
29771 2007-01-12 Julian Brown <julian@codesourcery.com>
29773 * config/m68k/m68k.h (TUNE_68040_60): New macro.
29774 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
29775 * config/m68k/m68k.md: Likewise.
29777 2007-01-12 Julian Brown <julian@codesourcery.com>
29778 Richard Sandiford <richard@codesourcery.com>
29780 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
29781 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
29782 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
29784 (TARGET_CPU32): Rename to...
29785 (TUNE_CPU32): ...this.
29786 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
29787 (TUNE_CFV2): New macros.
29788 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
29789 remove conditions that are implied by TARGET_68020.
29790 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
29791 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
29792 (m68k_output_function_epilogue): Likewise.
29793 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
29794 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
29795 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
29796 non-68000 timings. Refactor multiplication and division costs.
29797 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
29798 TUNE_CPU32 instead of TARGET_CPU32.
29799 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
29800 and TUNE_68060 instead of TARGET_68060.
29801 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
29802 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
29804 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
29805 && !TARGET_COLDFIRE" to choose between moveq and clr.
29806 Likewise in the unnamed movsf pattern.
29807 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
29808 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
29811 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29813 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
29814 of tabbing before backslashes.
29816 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29818 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
29819 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
29820 (ASM_OUTPUT_INTERNAL_LABEL): Define.
29822 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
29824 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
29825 find_interesting_uses_cond.
29826 (find_interesting_uses_cond): Use extract_cond_operands.
29827 (rewrite_use_compare): Use extract_cond_operands and
29828 force_gimple_operand_bsi. Do not call update_stmt.
29829 (determine_use_iv_cost_condition): Use extract_cond_operands.
29830 Return cheaper of using original bound and changing the exit bound.
29832 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
29834 PR tree-optimization/29516
29835 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
29836 most_expensive_mult_to_index, addr_to_parts,
29837 create_mem_ref, maybe_fold_tmr): Make the type of
29838 fields of TARGET_MEM_REF sizetype.
29839 (move_fixed_address_to_symbol, move_pointer_to_base):
29841 * tree.def (TARGET_MEM_REF): Add comment on types of
29844 2007-01-11 Joseph Myers <joseph@codesourcery.com>
29846 * c-common.c (vector_types_convertible_p): Treat opaque types as
29847 always convertible if they have the same size, but not otherwise.
29849 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
29851 * ifcvt.c (struct noce_if_info): Add comments to the fields.
29852 Remove the b_unconditional field.
29853 (noce_try_sign_mask): Do not look at b_unconditional.
29854 (noce_process_if_block): Do not use merge_if_blocks. Update
29855 the CFG here. Do not set b_unconditional.
29856 (cond_move_process_if_block): Likewise.
29857 (find_cond_trap): Likewise.
29858 (check_cond_move_block): Require simple jump insns at the end
29859 of the basic block.
29861 2007-01-11 Jan Hubicka <jh@suse.cz>
29863 PR tree-optimization/1046
29864 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
29865 when alias info is not ready.
29866 (pass_tail_recursion): Do not require aliasing.
29867 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
29868 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
29869 * tree-ssa-copy.c (pass_copy_prop): Likewise.
29870 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
29871 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
29872 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
29873 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
29875 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
29876 When aliasing is not build, mark statement as volatile.
29878 2007-01-11 Tom Tromey <tromey@redhat.com>
29880 PR preprocessor/15185, PR preprocessor/20989:
29881 * doc/cppopts.texi <-MT>: Update description of algorithm for
29882 computing default target.
29883 <-M, -MD>: Reword "basename" text.
29885 2007-01-11 Roger Sayle <roger@eyesopen.com>
29887 * builtins.c (expand_builtin_pow, expand_builtin_powi,
29888 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
29889 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
29890 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
29891 fold_builtin_bswap, real_constp, fold_builtin_pow,
29892 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
29893 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
29894 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29895 * convert.c (convert_to_pointer): Likewise.
29896 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
29897 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
29898 const_binop, fold_convert_const_int_from_int,
29899 fold_convert_const_int_from_real,
29900 fold_convert_const_real_from_real, sign_bit_p,
29901 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
29902 fold_sign_changed_comparison, fold_unary, fold_comparison,
29903 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
29904 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
29905 * print-tree.c (print_node_brief, print_node): Likewise.
29906 * stor-layout.c (place_field, layout_type): Likewise.
29907 * tree-chrec.c (keep_cast): Likewise.
29908 * tree.c (build_vector, build_real, build_real_from_int_cst,
29909 build_complex): Likewise.
29911 2007-01-11 Roger Sayle <roger@eyesopen.com>
29913 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
29914 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
29916 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
29918 * configure.ac (strict1_warn): Rename to strict_warn.
29919 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
29920 cc_set_by_configure, quoted_cc_set_by_configure,
29921 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
29922 all_boot_languages, all_stagestuff): Remove.
29923 (target_list): Remove bootstrap targets.
29924 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
29925 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
29926 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
29927 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
29928 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
29929 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
29930 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
29931 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
29932 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
29933 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
29934 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
29935 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
29936 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
29937 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
29938 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
29939 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
29940 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
29941 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
29942 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
29943 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
29944 (mostlyclean): Adjust.
29945 (clean, distclean): Don't mention bootstrap stuff.
29946 * configure: Regenerate.
29947 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
29948 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
29949 treelang/config-lang.in (stagestuff): Remove.
29950 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
29951 stageprofile, stagefeedback, stagestuff): Remove mention.
29953 2007-01-11 Nick Clifton <nickc@redhat.com>
29955 * config/mcore/predicates.md (mcore_general_movesrc_operand):
29957 (mcore_general_movdst_operand): Do not accept CONST_INTs.
29958 (mcore_arith_K_S_operand): Run the test for the S constraint not
29959 the test for the M constraint.
29960 (mcore_addsub_operand): Do not accept integer values that are
29961 larger than 32 bits.
29962 * config/mcore/mcore.md: Remove unused constraints from split.
29963 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
29964 (addsi3): Likewise.
29965 (allocate_stack): Likewise.
29966 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
29967 operands to 32 bits.
29968 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
29970 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
29971 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
29972 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
29973 mcore_output_bclri, mcore_output_andn, output_inline_const,
29974 mcore_output_move, mcore_output_movedouble): Likewise.
29975 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
29976 (output_inline_const): Likewise.
29977 (output_inline_const): Fix format strings used in sprintf
29979 * config/mcore/mcore-protos.h: Update prototypes for changed
29980 functions in mcore.c.
29981 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
29982 HOST_WIDE_INT and not int.
29983 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
29984 CONST_OK_FOR_N): Likewise.
29985 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
29986 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
29989 2007-01-10 Jan Hubicka <jh@suse.cz>
29991 * tree-vrp.c (remove_range_assertions): Release defs.
29992 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
29993 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
29995 2007-01-10 Paul Brook <paul@codesourcery.com>
29997 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
29998 * config/arm/arm.md (mulsi3subsi): New insn.
30000 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
30002 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
30003 (tree_transform_and_unroll_loop): New.
30004 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
30007 2007-01-10 Robert Kennedy <jimbob@google.com>
30009 * fold-const.c (fold_comparison): Fold comparisons like (x *
30010 1000 < 0) to (x < 0).
30012 2007-01-10 Ian Lance Taylor <iant@google.com>
30014 * tree-pretty-print.c (dump_generic_node): Print parentheses when
30015 operands have the same priority.
30017 2007-01-10 Tom Tromey <tromey@redhat.com>
30019 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
30020 (fold_binary): Likewise.
30021 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
30022 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
30023 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
30024 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
30025 * langhooks.h (struct lang_hooks): Removed field
30026 'can_use_bit_fields_p'.
30028 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
30030 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
30032 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
30034 * function.c (get_last_funcdef_no): New function.
30035 * function.h (get_last_funcdef_no): Declare.
30036 * tree-inline.c (initialize_cfun): Add initialization.
30037 (tree_function_versioning): Cleanup.
30039 2007-01-10 Jan Hubicka <jh@suse.cz>
30041 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
30044 2007-01-10 Sa Liu <saliu@de.ibm.com>
30045 Ben Elliston <bje@au.ibm.com>
30047 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
30048 for SAVE_NONLOCAL and Pmode for any other save level.
30049 * spu-protos.h (spu_restore_stack_block): Declare.
30050 * spu.md (save_stack_block): Remove.
30051 (restore_stack_block): Call spu_restore_stack_block.
30052 * spu.c (spu_restore_stack_block): New function.
30053 (spu_expand_epilogue): Remove old comment.
30055 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
30057 PR tree-optimization/30322
30058 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
30059 (cand_value_at): Return the value as aff_tree.
30060 (may_eliminate_iv): Convert the bound from aff_tree to tree.
30061 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
30062 aff_combination_mult): New functions.
30063 (aff_combination_add): Use aff_combination_add_cst.
30064 (aff_combination_convert): Allow conversions to a wider type.
30065 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
30066 * tree-affine.h (aff_combination_mult): Declare.
30068 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
30070 * doc/tm.texi: Update documentation to reflect reality of exec
30071 and start file search behaviours. Update copyright year.
30072 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
30073 header file directories.
30075 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
30077 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
30078 (*cosxf2): Rename to cosxf2_i387.
30079 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
30080 using X87MODEF12 mode macro. Rename patterns to
30081 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
30083 (*cosdf2, *cossf2): Ditto.
30084 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
30085 to match extended input operands.
30086 (sincos<mode>3): New expander.
30087 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
30088 insn patterns and corresponding splitters.
30090 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
30092 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
30093 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
30095 2007-01-09 Nicolas Pitre <nico@cam.org>
30098 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
30100 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30102 * target.h (struct gcc_target): New field library_rtti_comdat.
30103 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
30104 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
30105 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
30106 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
30108 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30110 * doc/invoke.texi (Optimize Options): Correct description of -O0.
30112 2007-01-08 Richard Guenther <rguenther@suse.de>
30114 * tree.h (force_fit_type_double): Export.
30115 (force_fit_type): Remove.
30116 * fold-const.c (force_fit_type_double): New function.
30117 (force_fit_type): Remove.
30118 (int_const_binop): Use it.
30119 (fold_convert_const_int_from_int): Likewise.
30120 (fold_convert_const_int_from_real): Likewise.
30121 (fold_div_compare): Likewise.
30122 (fold_sign_changed_comparison): Likewise.
30123 (fold_unary): Likewise.
30124 (fold_negate_const): Likewise.
30125 (fold_abs_const): Likewise.
30126 (fold_not_const): Likewise.
30127 * c-common.c (shorten_compare): Use force_fit_type_double.
30128 * convert.c (convert_to_pointer): Likewise.
30130 2007-01-08 Richard Guenther <rguenther@suse.de>
30132 * tree.h (build_int_cst_wide_type): Export.
30133 * tree.c (build_int_cst_wide_type): New function.
30134 (build_int_cst_wide): Fix comment.
30135 * builtins.c (fold_builtin_object_size): Use build_int_cst
30136 to build -1 or 0 of the correct type. Use fit_double_type
30137 to check for overflow.
30138 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
30140 (decode_field_reference): Likewise.
30141 (all_ones_mask_p): Likewise.
30142 (native_interpret_int): Use build_int_cst_wide_type.
30143 (fold_binary): Use build_int_cst_type to build an all-ones
30145 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
30147 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
30149 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
30151 2007-01-09 Ben Elliston <bje@au.ibm.com>
30153 * genautomata.c (STATS_OPTION): New option.
30154 (stats_flag): New flag.
30155 (gen_automata_option): Handle it.
30156 (initiate_automaton_gen): Ditto.
30157 (write_automata): Output statistics only if stats_flag is
30158 set. Likewise, output time statistics only if time_flag is set.
30159 * doc/md.texi (Processor pipeline description): Document new flag.
30161 2007-01-08 Richard Guenther <rguenther@suse.de>
30163 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
30164 * tree.c (build_int_cst_type): Likewise.
30165 (size_in_bytes): Don't call force_fit_type on the result.
30166 (int_fits_type_p): Use fit_double_type.
30167 * fold-const.c (fit_double_type): New function.
30168 (force_fit_type): Use it.
30169 * tree.h (fit_double_type): Export.
30171 2007-01-08 Jan Hubicka <jh@suse.cz>
30173 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
30174 * ipa.c (function_and_variable_visibility): Fix return type.
30176 2007-01-08 Richard Guenther <rguenther@suse.de>
30178 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
30179 of offset to build the index.
30180 * tree-pretty-print.c (dump_generic_node): Don't build negated
30181 const just for printing.
30182 * c-pretty-print.c (pp_c_integer_constant): Likewise.
30183 * builtins.c (fold_builtin_int_roundingfn): Check if result
30184 fits the type by using force_fit_type and comparing the result.
30185 * predict.c (predict_loops): Use compare_tree_int for comparison.
30186 * tree.c (build_int_cst): Fall back to integer_type_node for
30188 (build_int_cst_wide): Assert type is non-null.
30190 2007-01-08 Roberto Costa <roberto.costa@st.com>
30192 * tree-vrp.c (extract_range_from_cond_expr): New.
30193 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
30194 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
30196 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
30197 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
30198 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
30199 used as expressions.
30200 * tree-object-size.c (cond_expr_object_size): New.
30201 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
30203 2007-01-08 Jan Hubicka <jh@suse.cz>
30205 * tree-ssa-forwprop.c (forward_propagate_into_cond,
30206 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
30209 2007-01-08 Richard Guenther <rguenther@suse.de>
30211 PR tree-optimization/23603
30212 * tree-vrp.c (set_value_range_to_truthvalue): New function.
30213 (extract_range_from_binary): Fall back to truthvalue instead of
30214 varying for TRUTH_*_EXPR.
30215 (extract_range_from_comparison): Fall back to truthvalue instead of
30217 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
30218 if all visited PHI values were constant.
30220 2007-01-08 Jan Hubicka <jh@suse.cz>
30222 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
30223 (cgraph_analyze_function): break out from ...
30224 (cgraph_finalize_compilation_unit): ... here.
30225 (cgraph_expand_function): Remove forgoten commented out line.
30226 (cgraph_optimize): Analyze functions.
30228 2007-01-08 Jan Hubicka <jh@suse.cz>
30230 * tree-pas.h (TODO_remove_function): New flag.
30231 (TODO_update*): Renumber.
30232 (pass_ipa_increase_alignment,
30233 pass_ipa_function_and_variable_visibility): New passes.
30234 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
30235 (cgraph_function_and_variable_visibility): Move to ipa.c
30236 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
30237 cgraph_increase_alignment.
30238 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
30239 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
30240 calling tree-inline.
30241 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
30242 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
30243 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
30244 (gate_increase_alignment): New function.
30245 (pass_ipa_increase_alignment): New pass.
30246 * ipa.c: Inline tree-pass.h and timevar.h
30247 (function_and_variable_visibility): Move here from cgraphunit.c
30248 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
30249 * passes.c (init_optimization_passes): Add the two new passes.
30250 (execute_todo): Handle cgraph_remove_functions.
30252 2007-01-08 Nick Clifton <nickc@redhat.com>
30254 * config/frv/predicates.md (reg_or_0_operand): Accept
30257 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
30259 * config/bfin/rtems.h, config/bfin/t-rtems: New.
30260 * config.gcc: Add bfin*-rtems*.
30262 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30264 * c.opt: Add -flax-vector-conversions.
30265 * c-typeck.c (convert_for_assignment): Pass flag to
30266 vector_types_convertible_p to allow emission of note.
30267 (digest_init): Likewise.
30268 * c-opts.c: Handle -flax-vector-conversions.
30269 * c-common.c (flag_lax_vector_conversions): New.
30270 (vector_types_convertible_p): Unless -flax-vector conversions
30271 has been passed, disallow conversions between vectors with
30272 differing numbers of subparts and/or element types. If such
30273 a conversion is disallowed, possibly emit a note on the first
30274 occasion only to inform the user of -flax-vector-conversions.
30275 The new last argument specifies this.
30276 * c-common.h (flag_lax_vector_conversions): New.
30277 (vector_types_convertible_p): Add extra argument.
30278 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
30279 char_type_node for V*QI type vectors.
30280 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
30281 Update to satisfy new typechecking rules.
30282 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
30283 C and C++ variants.
30284 * doc/invoke.texi (C Dialect Options): Document
30285 -flax-vector-conversions.
30287 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30289 PR tree-optimization/29877
30290 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
30291 a register variable on the RHS to not be replaceable.
30293 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
30294 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
30295 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
30296 const_simm15, const_pow2, const_npow2): Added.
30297 * config/score/misc.md (insv, extv, extzv, movmemsi,
30298 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
30299 * config/score/score.c (score_address_cost, score_select_cc_mode):
30301 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
30302 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
30303 Update score_print_operand.
30304 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
30305 Adjust register allocate order and update some macro define.
30306 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
30307 mdx_block_move_straight, mdx_block_move_loop_head,
30308 mdx_block_move_loop_body, mdx_block_move_loop_foot,
30309 mdx_block_move_loop, mdx_block_move): Added.
30310 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
30311 mdp_limm): Updated and fix some bug and typo.
30312 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
30313 (movsf, movdf, doloop_end): Added.
30315 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
30317 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
30318 config/arm/thumb2.md: Fix comment typos.
30319 * doc/extend.texi: Fix a typo.
30321 2007-01-07 Eric Christopher <echristo@apple.com>
30323 * configure.ac: Check for __stack_chk_fail for darwin.
30324 * configure: Regenerate.
30326 2007-01-07 Richard Guenther <rguenther@suse.de>
30328 * tree-vrp.c (extract_range_from_assert): CSE calls to
30329 compare_values where possible.
30330 (extract_range_from_unary_expr): Likewise.
30332 2007-01-07 Anatoly Sokolov <aesok@post.ru>
30334 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
30335 * config/avr/avr.c (call_insn_operand): Delete function.
30336 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
30337 instead of register number. Use predicates.
30338 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
30339 call_insn_operand): Add.
30341 2007-01-06 Jan Hubicka <jh@suse.cz>
30343 * tree-pass.h (pass_build_cgraph_edges): Declare.
30344 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
30345 (visited_nodes): Remove.
30346 (cgraph_create_edges): Move to cgraphbuild.c; rename to
30347 build_cgrpah_edges; make visited_nodes local.
30348 (cgraph_process_new_functions): DO not call initialize_inline_failed.
30349 (record_references_in_initializer): Move to cgraphbuild.c
30350 (initialize_inline_failed, rebuild_cgraph_edges,
30351 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
30352 (verify_cgraph_node): Make visited_nodes local.
30353 (cgraph_analyze_function): Do not call cgraph_create_edges and
30354 initialize_inline_failed.
30355 (cgraph_expand_function): Do not call cgraph_lower_function;
30356 assert that function is already lowered.
30357 * Makefile.in (cgraphbuild.o): New.
30358 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
30359 at the end of lowering passes.
30361 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
30363 * ifcvt.c (cond_move_convert_if_block): New function, code
30364 factored out from...
30365 (cond_move_process_if_block): ...here. Call the new function
30366 on the THEN and ELSE blocks.
30367 (merge_if_block): Do not copy global_live_at_end, merge_blocks
30368 already takes care of this.
30370 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30373 * tree.h (TREE_OVERFLOW_P): New.
30374 * c-typeck.c (parser_build_unary_op): Warn only if result
30375 overflowed and operands did not.
30376 (parser_build_binary_op): Likewise.
30377 (convert_for_assignment): Remove redundant overflow_warning.
30378 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
30380 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30382 * c-typeck.c (store_init_value): Split over two lines to follow
30383 the GNU coding style.
30385 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
30387 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
30388 __GXX_EXPERIMENTAL_CXX0X__.
30389 * doc/cpp.texi: Same.
30391 2007-01-05 Richard Guenther <rguenther@suse.de>
30393 PR middle-end/27826
30394 * tree.c (get_narrower): Do not construct COMPONENT_REFs
30395 with mismatched types. Instead explicitly build a
30396 conversion NOP_EXPR.
30398 2007-01-05 Ian Lance Taylor <iant@google.com>
30400 * c-common.c (decl_with_nonnull_addr_p): New function.
30401 (c_common_truthvalue_conversion): Call it.
30402 * c-typeck.c (build_binary_op): Likewise.
30403 * c-common.h (decl_with_nonnull_addr_p): Declare.
30405 2007-01-05 Jakub Jelinek <jakub@redhat.com>
30408 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
30411 2007-01-05 Joel Brobecker <brobecker@adacore.com>
30413 * doc/install.texi (Final install): Document the fact that
30414 the GNAT runtime should not be stripped.
30416 2007-01-04 Jan Hubicka <jh@suse.cz>
30418 * tree-inline.c (fold_marked_statements): Update operand caches
30419 and EH after folding
30421 2007-01-04 Ian Lance Taylor <iant@google.com>
30423 * c-common.c (check_function_nonnull): Whitespace fix.
30425 2007-01-04 Jan Hubicka <jh@suse.cz>
30427 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
30428 comitted older version of patch.
30429 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
30430 function, celanup cfg and collect garbage.
30432 2007-01-04 Mike Stump <mrs@apple.com>
30434 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
30437 2007-01-04 Eric Christopher <echristo@apple.com>
30439 * libgcc2.c (__bswapsi2): Use SItype.
30440 (__bswapdi2): Use DItype.
30441 * libgcc2.h: Update for above.
30443 2007-01-04 Paul Brook <paul@codesourcery.com>
30445 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
30446 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
30447 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
30448 umulsidi3, umulsidi3adddi, smulsi3_highpart,
30449 umulsi3_highpart): Make conditional on !arm_arch6.
30450 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
30451 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
30452 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
30453 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
30454 umulsi3_highpart_v6): New insns.
30456 2007-01-04 Roger Sayle <roger@eyesopen.com>
30458 * fold-const.c (fold_convert): When casting an expression to void,
30459 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
30460 have a type. Instead of attempting to build a NOP_EXPR, return
30461 these "special" trees directly.
30463 2007-01-04 Joseph Myers <joseph@codesourcery.com>
30465 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
30466 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
30467 rs6000_cost->fp not 0 as adjustment for outer NEG.
30469 2007-01-04 Jan Hubicka <jh@suse.cz>
30471 * cgraph.c (cgraph_release_function_body): New function.
30472 (cgraph_remove_node): Use it.
30473 * cgraph.h (cgraph_release_function_body): Declare.
30474 * cgraphunit.c (cgraph_expand_function): Use it.
30475 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
30476 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
30477 is initialized and while compilation of other function is running.
30478 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
30479 statement CFG annotations from here to ...
30480 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
30482 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
30484 * cfgloop.h (enum li_flags): Make the constants powers of two.
30486 2007-01-04 Jan Hubicka <jh@suse.cz>
30488 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
30490 (fold_marked_statements): New function.
30491 (optimize_inline_calls, tree_function_versioning): Fold new statements.
30492 * tree-inline.h (copy_body_data): Add statements_to_fold.
30494 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
30496 * config.gcc: Mention libgcc/config.host.
30497 * Makefile.in: Update comments mentioning libgcc.
30498 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
30499 (all.cross, start.encap, rest.encap, rest.cross): Update
30500 dependencies for libgcc move.
30501 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
30502 (clean-target, clean-target-libgcc): Delete.
30503 (srcdirify, GCC_EXTRA_PARTS): New macros.
30504 (libgcc-support, libgcc.mvars): New rules.
30505 (distclean): Remove mention of mklibgcc.
30506 (install): Don't reference INSTALL_LIBGCC.
30507 (install-common): Don't reference EXTRA_PARTS.
30508 (install-libgcc, install-multilib): Delete rules.
30509 * mklibgcc.in: Delete file.
30510 * doc/configfiles.texi: Don't mention mklibgcc.
30512 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
30513 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
30514 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
30515 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
30516 (mklibgcc, ldblspecs): Likewise.
30518 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
30519 (posixpre.def): Use $(T).
30520 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
30521 (SHLIB_SRC, SHLIB_INSTALL): Delete.
30522 (SHLIB_LINK): Make dummy.
30523 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
30525 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
30527 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
30528 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
30529 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
30530 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
30532 * configure.ac (all_outputs): Remove mklibgcc.
30533 * configure: Regenerated.
30535 2007-01-03 Josh Conner <jconner@apple.com>
30537 PR middle-end/29683
30538 * calls.c (compute_argument_addresses): Set stack and stack_slot
30539 for partial args, too.
30540 (store_one_arg): Use locate.size.constant for the size when
30541 generating a save_area.
30543 2007-01-03 Robert Kennedy <jimbob@google.com>
30545 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
30546 whose definitions are deleted due to basic block merging.
30548 2007-01-03 Paul Brook <paul@codesourcery.com>
30551 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
30553 (use_return_insn): Return 0 for Thumb interrupt functions.
30554 (print_multi_reg): Add rfe argument for IRQ returns.
30555 (arm_output_epilogue): Pop interrupt return address directly into PC.
30556 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
30558 2007-01-03 Paul Brook <paul@codesourcery.com>
30560 Merge from sourcerygxx-4_1.
30561 * config/arm/thumb2.md: New file.
30562 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
30564 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
30565 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
30566 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
30567 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
30569 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
30570 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
30572 * config/arm/ieee754-sf.S: Ditto.
30573 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
30574 (thumb1_base_register_rtx_p): ... to this.
30575 (thumb_index_register_rtx_p): Rename...
30576 (thumb1_index_register_rtx_p): ... to this.
30577 (thumb_output_function_prologue): Rename...
30578 (thumb1_output_function_prologue): ... to this.
30579 (thumb_legitimate_address_p): Rename...
30580 (thumb1_legitimate_address_p): ... to this.
30581 (thumb_rtx_costs): Rename...
30582 (thumb1_rtx_costs): ... to this.
30583 (thumb_compute_save_reg_mask): Rename...
30584 (thumb1_compute_save_reg_mask): ... to this.
30585 (thumb_final_prescan_insn): Rename...
30586 (thumb1_final_prescan_insn): ... to this.
30587 (thumb_expand_epilogue): Rename...
30588 (thumb1_expand_epilogue): ... to this.
30589 (arm_unwind_emit_stm): Rename...
30590 (arm_unwind_emit_sequence): ... to this.
30591 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
30592 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
30593 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
30594 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
30595 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
30596 thumb2_output_casesi): New functions.
30597 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
30598 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
30599 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
30600 THUMB2_WORK_REGS): Define.
30601 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
30602 arm_condexec_mask, arm_condexec_masklen)): New variables.
30603 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
30604 (arm_override_options): Check new CPU capabilities.
30605 Set new architecture flag variables.
30606 (arm_isr_value): Handle v7m interrupt functions.
30607 (user_return_insn): Return 0 for v7m interrupt functions. Handle
30609 (const_ok_for_arm): Handle Thumb-2 constants.
30610 (arm_gen_constant): Ditto. Use movw when available.
30611 (arm_function_ok_for_sibcall): Return false for v7m interrupt
30613 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
30614 (thumb_find_work_register, arm_load_pic_register,
30615 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
30616 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
30617 print_multi_reg, output_mov_long_double_fpa_from_arm,
30618 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
30619 output_mov_double_fpa_from_arm, output_move_double,
30620 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
30621 output_return_instruction, arm_output_function_prologue,
30622 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
30623 arm_output_mi_thunk, thumb_set_return_address): Ditto.
30624 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
30625 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
30626 (arithmetic_instr, shift_op): Use arm_shift_nmem.
30627 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
30629 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
30630 (thumb_expand_prologue): Use thumb_set_frame_pointer.
30631 (arm_file_start): Output directive for unified syntax.
30632 (arm_unwind_emit_set): Handle stack alignment instruction.
30633 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
30634 Add v6t2, v7, v7a, v7r and v7m.
30635 (RETLDM): Add Thumb-2 code.
30636 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
30637 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
30638 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
30639 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
30640 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
30641 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
30642 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
30643 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
30644 ADJUST_INSN_LENGTH): Define.
30645 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
30646 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
30647 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
30648 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
30649 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
30650 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
30651 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
30652 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
30653 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
30654 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
30655 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
30656 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
30657 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
30658 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
30659 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
30660 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
30661 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
30663 * config/arm/arm-tune.md: Regenerate.
30664 * config/arm/arm-protos.h: Update prototypes.
30665 * config/arm/vfp.md: Enable patterns for Thumb-2.
30666 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
30667 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
30668 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
30669 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
30670 * config/arm/libunwind.S: Add Thumb-2 code.
30671 * config/arm/constraints.md: Update include Thumb-2.
30672 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
30673 * config/arm/ieee754-df.S: Ditto.
30674 * config/arm/bpabi.S: Ditto.
30675 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
30676 * config/arm/predicates.md (low_register_operand,
30677 low_reg_or_int_operand, thumb_16bit_operator): New.
30678 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
30679 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
30680 * config/arm/t-arm-elf: Add armv7 multilib.
30681 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
30683 (UNSPEC_STACK_ALIGN, ce_count): New.
30684 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
30685 arm_zero_extendsidi2, arm_zero_extendqidi2): New
30687 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
30688 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
30689 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
30690 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
30691 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
30692 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
30694 * doc/extend.texi: Document ARMv7-M interrupt functions.
30695 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
30697 2007-01-03 Jakub Jelinek <jakub@redhat.com>
30699 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
30700 (struct _Unwind_Context): Rename args_size to flags, remove
30701 signal_frame field, add a new args_size field and version field.
30702 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
30703 _Unwind_IsExtendedContext): New inline functions.
30704 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
30705 Assume by_value array is only present if _Unwind_IsExtendedContext.
30706 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
30707 _Unwind_IsSignalFrame.
30708 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
30709 (uw_update_context_1): Use _Unwind_SetSignalFrame.
30710 (uw_init_context_1): Initialize context->flags to
30711 EXTENDED_CONTEXT_BIT.
30712 * config/rs6000/linux-unwind.h (frob_update_context): Use
30713 _Unwind_SetSignalFrame.
30715 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30717 PR middle-end/30353
30718 * gimplify.c (gimplify_modify_expr_complex_part): Move below
30719 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
30722 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
30724 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
30725 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
30726 RET, AT_SP): Remove.
30727 * config/i386/i386.md (*sse_prologue_save_insn): Use return
30730 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30731 * cfgbuild.c (find_basic_blocks): Likewise.
30732 * cfgrtl.c (rtl_create_basic_block): Likewise.
30733 * function.c (temp_slots_at_level): Likewise.
30734 * reg-stack.c (stack_regs_mentioned): Likewise.
30735 * regclass.c (allocate_reg_info): Likewise.
30736 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30737 set_bb_for_stmt, move_block_to_fn): Likewise.
30738 * tree-complex.c (tree_lower_complex): Likewise.
30739 * vec.h (VEC_safe_grow_cleared): New.
30741 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
30743 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
30745 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
30746 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
30748 * cfgloopmanip.c (scale_loop_frequencies): Export.
30749 (loopify): Scale the frequencies by prescribed coefficients.
30750 (set_zero_probability): New function.
30751 (duplicate_loop_to_header_edge): Improve updating of frequencies.
30752 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
30753 and frequencies according to arguments.
30754 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
30756 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
30757 * modulo-sched.c (sms_schedule): Set probabilities for entering
30758 versioned loop correctly.
30759 * tree-vect-transform.c (vect_transform_loop): Ditto.
30760 * cfgloop.h (loopify, loop_version): Declaration changed.
30761 (scale_loop_frequencies): Declared.
30763 2007-01-02 Jan Hubicka <jh@suse.cz>
30765 * cgraph.c: Include tree-flow.h
30766 (cgraph_add_new-function): Handle IPA_SSA mode; execute
30767 early_local_passes.
30768 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
30769 * tree-pass.h (pass_all_early_optimizations): Declare.
30770 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
30771 early_local_passes.
30772 (cgraph_analyze_function): Do early_local_passes.
30773 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
30774 Do not add referenced vars.
30775 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
30777 (gate_all_early_local_passes): New gate.
30778 (pass_early_local_passes): Use new gate.
30779 (execute_early_local_optimizations): New functions.
30780 (gate_all_early_optimizations): New gate.
30781 (pass_all_early_optimizations): New pass.
30782 (execute_free_datastructures): Free SSA only when initialized.
30783 (gate_init_datastructures): Init only when optimizing.
30784 (tree_lowering_passes): Do early local passes when called late.
30785 * tree-profile.c (do_tree_profiling): Don't profile functions added
30787 (do_early_tree_profiling, pass_early_tree_profile): Kill.
30788 * tree-cfg.c (update_modified_stmts): Do not update when operands are
30790 * passes.c (init_optimizations_passes): Reorder so we go into SSA
30791 during early_local_passes.
30792 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
30795 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
30797 * Makefile.in: Update copyright year.
30799 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
30801 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
30802 in $(lang_checks) and check-consistency targets.
30804 2007-01-02 Jan Hubicka <jh@suse.cz>
30806 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
30807 Do not add referenced vars.
30808 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
30810 * passes.c (init_optimization_passes): Put mudflap_2 after
30811 free_datastructures.
30813 2007-01-02 Jan Hubicka <jh@suse.cz>
30815 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
30816 Set NOTHROW flag on call statements proved to be nothrow.
30817 Update statement of local calls so new pure/const functions are
30818 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
30820 (tree_rest_of_compilation): Register hooks and initialize bitmap
30821 early. Do not set after_inlining flag.
30823 2007-01-02 Steve Ellcey <sje@cup.hp.com>
30825 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
30826 HOST_BITS_PER_LONGLONG
30828 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30831 * c-typeck.c (store_init_value): Don't emit pedantic overflow
30832 warning for non-static initializers.
30834 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
30836 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
30837 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
30838 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
30839 Always use set_unique_reg_note to add REG_EQUAL notes.
30841 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30844 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30846 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30847 * cfgbuild.c (find_basic_blocks): Likewise.
30848 * cfgrtl.c (rtl_create_basic_block): Likewise.
30849 * function.c (temp_slots_at_level): Likewise.
30850 * reg-stack.c (stack_regs_mentioned): Likewise.
30851 * regclass.c (allocate_reg_info): Likewise.
30852 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30853 set_bb_for_stmt, move_block_to_fn): Likewise.
30854 * tree-complex.c (tree_lower_complex): Likewise.
30855 * vec.h (VEC_safe_grow_cleared): New.
30857 2007-01-02 Ian Lance Taylor <iant@google.com>
30859 * c-common.c (c_common_truthvalue_conversion): When warning about
30860 using an assignment as a truth value, set TREE_NO_WARNING.
30862 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30865 * c.opt (Wold-style-declaration): New.
30866 * doc/invoke.texi (C-only Warning Options): New.
30867 (Wold-style-declaration): Document it.
30868 (Wextra): Enabled by -Wextra.
30869 * c-opts.c (c_common_post_options): Enabled by -Wextra.
30870 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
30871 -Wold-style-declaration.
30873 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30875 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30876 * cfgbuild.c (find_basic_blocks): Likewise.
30877 * cfgrtl.c (rtl_create_basic_block): Likewise.
30878 * function.c (temp_slots_at_level): Likewise.
30879 * reg-stack.c (stack_regs_mentioned): Likewise.
30880 * regclass.c (allocate_reg_info): Likewise.
30881 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30882 set_bb_for_stmt, move_block_to_fn): Likewise.
30883 * tree-complex.c (tree_lower_complex): Likewise.
30884 * vec.h (VEC_safe_grow_cleared): New.
30886 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
30888 * c-common.c (c_common_nodes_and_builtins): Since variants of
30889 void_type_node get built before it is given a name, we need to
30890 give those variants the name, too.
30891 (complete_array_type): We need to work with the canonical main
30892 type of the array, from which we will build the qualified version.
30893 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
30894 * print-tree.c (print_node): Display canonical type information
30896 * stor-layout.c (layout_type): When we don't know the
30897 alignment of a type for which we're building an array, we end up
30898 guessing wrong, so make the type require structural equality.
30899 * tree.c (make_node_stat): When we build a new type, it is its
30900 own canonical type.
30901 (build_type_attribute_qual_variant): When building an attribute
30902 variant, its canonical type is the non-attribute variant. However,
30903 if the attributes are target-dependent and they differ, we need to
30904 use structural equality checks for this type.
30905 (build_qualified_type): A qualified type is not equivalent to its
30906 unqualified variant; set the canonical type appropriately.
30907 (build_distinct_type_copy): When building a distinct type from
30908 another type, the new type is its own canonical type.
30909 (build_variant_type_copy): When building a new type variant, we
30910 assume that it is equivalent to the original type.
30911 (build_pointer_type_for_mode): When building a pointer type, also
30912 build a canonical type pointer.
30913 (build_reference_type_for_mode): When building a reference type,
30914 also build a canonical type reference.
30915 (build_index_type): When we can't hash an index type (e.g.,
30916 because its maximum value is negative), the index type requires
30917 structural equality tests.
30918 (build_array_type): Build the canonical form of an array type.
30919 (build_function_type): Function types require structural equality,
30920 because they contain default arguments, attributes, etc.
30921 (build_method_type_directly): Ditto for method types.
30922 (build_offset_type): Build the canonical offset type.
30923 (build_complex_type): Build the canonical vector type.
30924 (make_vector_type): Build the canonical vector type.
30925 * tree.h (TYPE_CANONICAL): New.
30926 (TYPE_STRUCTURAL_EQUALITY_P): New.
30927 (SET_TYPE_STRUCTURAL_EQUALITY): New.
30928 (struct tree_type): Added "canonical" field.
30929 * params.h (VERIFY_CANONICAL_TYPES): New.
30930 * doc/c-tree.texi (TYPE_CANONICAL): Document.
30931 (TYPE_STRUCTURAL_EQUALITY_P): Document.
30932 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
30933 * doc/invoke.texi (verify-canonical-types): Document --param
30934 parameter for verifying canonical types.
30936 2007-01-02 Joseph Myers <joseph@codesourcery.com>
30938 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
30939 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
30940 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
30941 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
30943 * config/rs6000/e500.h: New.
30944 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
30945 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
30947 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
30948 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
30949 TARGET_E500_DOUBLE): Remove.
30950 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
30951 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
30952 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
30953 * config/rs6000/rs6000.c (rs6000_override_options): Use
30954 CHECK_E500_OPTIONS.
30956 2007-01-02 Joseph Myers <joseph@codesourcery.com>
30958 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
30959 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
30960 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
30961 rs6000_emit_cmove): Don't check TARGET_E500.
30962 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
30963 sordered): Don't check TARGET_E500.
30965 2007-01-01 Eric Christopher <echristo@apple.com>
30967 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
30968 HARD_REGISTER_NUM_P.
30970 2007-01-01 Roger Sayle <roger@eyesopen.com>
30972 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
30973 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
30974 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
30977 2007-01-01 Mike Stump <mrs@apple.com>
30979 * configure.ac: Remove support for building with Apple's gcc-3.1.
30981 2007-01-02 Joseph Myers <joseph@codesourcery.com>
30983 PR middle-end/30311
30984 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
30985 REG is a hard register. Do not modify REG before calling
30987 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
30988 multiple of the size of YMODE for certain lowpart cases.
30990 2007-01-01 Andrew Pinski <pinskia@gmail.com>
30992 PR middle-end/30253
30993 * gimplify (voidify_wrapper_expr): Update for
30994 GIMPLE_MODIFY_STMT.
30996 2007-01-01 Andreas Schwab <schwab@suse.de>
30999 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
31000 save of BR0 in extra_spill_size instead of spill_size.
31001 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
31003 (ia64_expand_epilogue): Restore BR0 from its new location.
31005 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31007 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
31008 Use a temporary variable if the left hand side is not a gimple
31011 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31013 * gimplify.c (gimplify_return_expr): Make the temporary variable
31014 for the return expression, a gimple register variable.
31016 2007-01-01 Jan Hubicka <jh@suse.cz>
31018 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
31021 2007-01-01 Mike Stump <mrs@apple.com>
31023 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
31025 * config/darwin.c (machopic_select_rtx_section): Use
31026 HAVE_GAS_LITERAL16.
31027 (darwin_mergeable_constant_section): Likewise.
31028 * configure: Regenerate.
31029 * config.in: Regenerate.
31031 2007-01-01 Jan Hubicka <jh@suse.cz>
31032 Andrew Pinski <pinskia@gmail.com>
31034 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
31035 before starting IPA passes.