1 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3 * config/bfin/bfin.c (print_operand): Report error instead of
6 2007-08-24 Michael Matz <matz@suse.de>
8 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
10 2007-08-24 Richard Guenther <rguenther@suse.de>
13 * tree-ssa.c (useless_type_conversion_p): Split into a
14 recursive and a non-recursive part.
15 (useless_type_conversion_p_1): New function.
16 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
17 from maybe_fold_offset_to_reference is trivially convertible
18 to the desired type before doing the simplification.
20 2007-08-24 Jakub Jelinek <jakub@redhat.com>
22 * expr.c (store_expr): Optimize initialization of an array
24 * expr.h (builtin_strncpy_read_str): New prototype.
25 * builtins.c (builtin_strncpy_read_str): Remove prototype.
28 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
31 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
32 field when initializing if_info structure.
34 2007-08-24 Richard Guenther <rguenther@suse.de>
36 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
38 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
39 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
40 * tree-inline.c (inlinable_function_p): Fold in common parts of
41 the cannot_inline_tree_fn langhook.
42 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
43 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
44 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
45 cannot_inline_tree_fn langhook.
46 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
47 cannot_inline_tree_fn member.
49 2007-08-24 Richard Guenther <rguenther@suse.de>
51 * expr.c (get_inner_reference): Do computation of bitoffset
52 from offset in a way we can detect overflow reliably.
54 2007-08-24 Jie Zhang <jie.zhang@analog.com>
56 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
58 2007-08-24 Jie Zhang <jie.zhang@analog.com>
60 * config/bfin/bfin.opt (mfast-fp): Add.
61 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
62 libbffastfp override libgcc if -mfast-fp.
63 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
64 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
65 (Blackfin Options): Document -mfast-fp.
67 2007-08-24 Jakub Jelinek <jakub@redhat.com>
69 PR tree-optimization/32573
71 * tree-data-ref.c (initialize_data_dependence_relation): Clear
72 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
73 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
74 (build_classic_dist_vector): Return false rather than true if
75 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
76 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
77 returned false. Don't call save_dist_v before calling
78 build_classic_dist_vector_1.
79 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
80 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
81 DDR_DIR_VECTS vectors.
83 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
85 * configure.ac (leb128): Modify sed statement to work with any binutils
87 * configure: Regenerate
89 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
91 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
92 Wrap in RTX_CODE macro guard.
93 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
94 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
95 arm_mark_dllimport, arm_pe_encode_section_info,
96 arm_pe_unique_section): Use ISO-C function declarations.
97 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
98 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
99 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
101 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
102 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
104 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
106 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
107 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
108 (register_move_cost): Use ISO-C function declarations.
109 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
110 * config/score/score-protos.h (score_declare_object): Add
112 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
114 * final.c (profile_function): Avoid empty if-bodies.
117 * calls.c (must_pass_in_stack_var_size,
118 must_pass_in_stack_var_size_or_pad): Constify.
119 * config/alpha/alpha-protos.h (function_value): Likewise.
120 * config/alpha/alpha.c (alpha_return_in_memory,
121 alpha_pass_by_reference, function_value,
122 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
123 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
125 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
126 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
127 TARGET_PROMOTE_PROTOTYPES): Likewise.
128 * config/arm/arm-protos.h (arm_return_in_memory,
129 arm_pad_arg_upward, arm_function_value): Likewise.
130 * config/arm/arm.c (arm_pass_by_reference,
131 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
132 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
133 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
135 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
136 * config/avr/avr-protos.h (avr_function_value): Likewise.
137 * config/avr/avr.c (avr_return_in_memory,
138 gas_output_limited_string, gas_output_ascii, avr_function_value,
139 avr_return_in_memory): Likewise.
140 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
141 * config/bfin/bfin.c (bfin_pass_by_reference,
142 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
143 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
145 * config/cris/cris.c (cris_pass_by_reference,
146 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
147 * config/crx/crx.c (crx_return_in_memory): Likewise.
148 * config/darwin.c (function_base, machopic_function_base_name):
150 * config/fr30/fr30.c (fr30_must_pass_in_stack,
151 TARGET_PROMOTE_PROTOTYPES): Likewise.
152 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
153 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
154 * config/i386/i386-protos.h (ix86_return_in_memory,
155 ix86_sol10_return_in_memory): Likewise.
156 * config/i386/i386.c (ix86_function_value,
157 ix86_function_sseregparm, ix86_must_pass_in_stack,
158 type_natural_mode, classify_argument, examine_argument,
159 construct_container, ix86_pass_by_reference, function_value_32,
160 function_value_64, ix86_function_value_1, return_in_memory_32,
161 return_in_memory_64, return_in_memory_ms_64,
162 ix86_return_in_memory, ix86_sol10_return_in_memory,
163 TARGET_PROMOTE_PROTOTYPES): Likewise.
164 * config/ia64/ia64-protos.h (ia64_function_value,
165 ia64_hpux_function_arg_padding): Likewise.
166 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
167 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
168 ia64_hpux_function_arg_padding): Likewise.
169 * config/iq2000/iq2000-protos.h (function_arg,
170 iq2000_function_value): Likewise.
171 * config/iq2000/iq2000.c (iq2000_return_in_memory,
172 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
173 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
174 function_arg, iq2000_function_value): Likewise.
175 * config/m32c/m32c-protos.h (m32c_function_value,
176 m32c_promote_function_return): Likewise.
177 * config/m32c/m32c.c (m32c_pass_by_reference,
178 m32c_promote_prototypes, m32c_promote_function_return,
179 m32c_function_value): Likewise.
180 * config/m32r/m32r.c (m32r_return_in_memory,
181 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
182 m32r_in_small_data_p): Likewise.
183 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
185 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
186 m68hc11_function_arg_padding): Likewise.
187 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
188 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
189 m68k_function_value): Likewise.
190 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
191 mcore_function_value): Likewise.
192 * config/mcore/mcore.c (handle_structs_in_regs,
193 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
194 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
195 mcore_num_arg_regs, mcore_function_value): Likewise.
196 * config/mips/mips-protos.h (mips_pad_arg_upward,
197 mips_function_value): Likewise.
198 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
199 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
200 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
201 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
202 mips_function_value): Likewise.
203 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
205 * config/mmix/mmix.c (mmix_pass_by_reference,
206 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
207 mmix_encode_section_info): Likewise.
208 * config/mn10300/mn10300-protos.h (mn10300_function_value):
210 * config/mn10300/mn10300.c (mn10300_return_in_memory,
211 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
212 mn10300_function_value): Likewise.
213 * config/mt/mt-protos.h (mt_function_value): Likewise.
214 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
215 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
216 * config/pa/pa-protos.h (function_arg_padding, function_value,
217 pa_return_in_memory): Likewise.
218 * config/pa/pa.c (pa_pass_by_reference,
219 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
220 function_arg_padding, function_value, pa_return_in_memory):
222 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
223 * config/rs6000/rs6000-protos.h (rs6000_function_value,
224 function_arg_padding): Likewise.
225 * config/rs6000/rs6000.c (rs6000_return_in_memory,
226 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
227 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
228 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
229 function_arg_padding, altivec_expand_dst_builtin,
230 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
231 altivec_init_builtins, rs6000_common_init_builtins,
232 rs6000_function_value): Likewise.
233 * s390/s390-protos.h (s390_function_value): Likewise.
234 * config/s390/s390.c (s390_function_arg_size,
235 s390_pass_by_reference, s390_return_in_memory,
236 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
237 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
238 * config/score/score-protos.h (score_function_value): Likewise.
239 * config/score/score.c (score_arg_partial_bytes,
240 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
241 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
242 score_pass_by_reference, score_add_offset, score_function_value):
244 * config/sh/sh-protos.h (sh_attr_renesas_p,
245 sh_promote_prototypes): Likewise.
246 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
247 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
248 sh_attr_renesas_p): Likewise.
249 * config/sparc/sparc-protos.h (function_value,
250 function_arg_padding): Likewise.
251 * config/sparc/sparc.c (sparc_promote_prototypes,
252 sparc_return_in_memory, sparc_pass_by_reference,
253 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
254 function_arg_record_value_2, function_arg_record_value_1,
255 function_arg_record_value, function_arg_record_value,
256 function_arg_padding, function_value): Likewise.
257 * config/spu/spu-protos.h (spu_function_value): Likewise.
258 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
259 spu_function_value): Likewise.
260 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
262 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
263 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
264 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
266 * config/v850/v850.c (v850_return_in_memory,
267 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
268 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
269 * config/xtensa/xtensa.c (xtensa_return_in_msb,
270 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
271 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
273 * explow.c (promote_mode, hard_function_value): Likewise.
274 * expr.h (hard_function_value, promote_mode): Likewise.
275 * function.c (aggregate_value_p): Likewise.
276 * hooks.c (hook_bool_const_tree_true): New.
277 * hooks.h (hook_bool_const_tree_true): New.
278 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
279 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
280 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
281 TARGET_RETURN_IN_MSB): Likewise.
282 * target.h (promote_function_args, promote_function_return,
283 promote_prototypes, return_in_memory, return_in_msb,
284 pass_by_reference, must_pass_in_stack, callee_copies,
285 function_value): Likewise.
286 * targhooks.c (default_return_in_memory,
287 hook_pass_by_reference_must_pass_in_stack,
288 hook_callee_copies_named,
289 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
290 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
291 default_function_value): Likewise.
292 * targhooks.h (default_return_in_memory,
293 hook_pass_by_reference_must_pass_in_stack,
294 hook_callee_copies_named,
295 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
296 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
297 default_function_value): Likewise.
298 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
299 (equiv_class_label_hash, equiv_class_label_eq): Constify.
300 * tree-vectorizer.c (bb_in_loop_p): Likewise.
301 * tree.c (needs_to_live_in_memory): Likewise.
302 * tree.h (struct tree_type, needs_to_live_in_memory,
303 aggregate_value_p, must_pass_in_stack_var_size,
304 must_pass_in_stack_var_size_or_pad): Likewise.
305 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
306 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
307 lookup_filename): Likewise.
309 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
312 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
313 fake fcomi i387 instruction for !TARGET_CMOVE.
314 (ix86_expand_branch): Expand natural sequence with one jump for
315 all targets, not only TARGET_CMOVE.
316 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
317 pattern to implement fake fcomi sequence. Split instruction after
318 reload to correct compare sequences.
319 (*cmpfp_xf_cc): Ditto.
320 (*cmpfp_<mode>_cc): Ditto.
321 (*cmpfp_u_cc): Ditto.
322 (*cmpfp_<mode>_cc): Ditto.
324 2007-08-23 Richard Guenther <rguenther@suse.de>
326 * tree-pretty-print.c (dump_generic_node): Annotate
327 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
329 2007-08-23 Richard Guenther <rguenther@suse.de>
331 * builtins.c (expand_builtin_mathfn): Wrap argument in
332 save_expr directly instead of re-building the call.
333 (expand_builtin_mathfn_2): Likewise.
334 (expand_builtin_mathfn_3): Likewise.
335 (expand_builtin_interclass_mathfn): Likewise.
336 (expand_builtin_int_roundingfn): Set arg.
337 (expand_builtin_int_roundingfn_2): Likewise.
339 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
341 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
342 *sse_nand<mode>3, *sse_xor<mode>3): New.
344 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
346 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
347 * config/i386/i386.c (print_operand): Handle ';' code. Output
348 semicolon for TARGET_MACHO.
349 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
350 emit semicolon after 'lock' prefix.
351 (sync_double_compare_and_swap<mode>): Ditto.
352 (*sync_double_compare_and_swapdi_pic): Ditto.
353 (*sync_compare_and_swap_cc<mode>): Ditto.
354 (sync_double_compare_and_swap_cc<mode>): Ditto.
355 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
356 (sync_old_add<mode>): Ditto.
357 (sync_add<mode>): Ditto.
358 (sync_sub<mode>): Ditto.
359 (sync_ior<mode>): Ditto.
360 (sync_and<mode>): Ditto.
361 (sync_xor<mode>): Ditto.
363 2007-08-22 Chao-ying Fu <fu@mips.com>
365 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
367 (copy_rtx): Handle CONST_FIXED.
368 (rtx_equal_p): Likewise.
369 * rtl.h (fixed_value.h): New include.
370 (rtx_def): Add a new field of fixed_value to u.
371 (XCNMPFV): Define for accessing fixed_value.
372 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
374 * rtl.def (CONST_FIXED): New constant.
375 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
376 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
377 US_ASHIFT): New codes.
378 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
379 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
380 unsigned_fract_convert, unsigned_sat_fract): Document them.
381 * varasm.c (assemble_integer): Extend to support fixed-point constants
382 by using different machine classes.
383 (decode_addr_const): Handle FIXED_CST.
384 (const_hash_1): Likewise.
385 (compare_constant): Likewise.
386 (copy_constant): Likewise.
387 (const_rtx_hash_1): Handle CONST_FIXED.
388 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
389 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
391 (initializer_constant_valid_p): Handle FIXED_CST.
392 (output_constant): Support FIXED_POINT_TYPE.
393 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
394 * cse.c (hash_rtx): Support CONST_FIXED.
395 (exp_equiv_p): Likewise.
396 (cannon_reg): Likewise.
397 (fold_rtx): Likewise.
398 (equiv_constant): Likewise.
399 (cse_process_notes_1): Likewise.
400 (count_reg_usage): Likewise.
401 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
402 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
403 (wrap_constant): Check CONST_FIXED.
404 (cselib_hash_rtx): Support CONST_FIXED.
405 (cselib_subst_to_values): Likewise.
406 * df-scan.c (df_uses_record): Likewise.
407 * gcse.c (want_to_gcse_p): Likewise.
408 (oprs_unchanged_p): Likewise.
409 (oprs_not_set_p): Likewise.
410 (compute_transp): Likewise.
411 (extract_mentioned_regs_helper): Likewise.
412 * genemit.c (gen_exp): Likewise.
413 * local-alloc.c (equiv_init_varies_p): Likewise.
414 (contains_replace_regs): Likewise.
415 (memref_referenced_p): Likewise.
416 * loop-invariant.c (check_maybe_invariant): Likewise.
417 (hash_invariant_expr_1): Likewise.
418 (invariant_expr_equal_p): Likewise.
419 * postreload-gcse.c (oprs_unchanged_p): Likewise.
420 * regclass.c (reg_scan_mark_refs): Likewise.
421 * regrename.c (scan_rtx): Likewise.
422 * resource.c (mark_referenced_resources): Likewise.
423 (mark_set_resources): Likewise.
424 * rtlanal.c (rtx_unstable_p): Likewise.
425 (rtx_varies_p): Likewise.
426 (count_occurrences): Likewise.
427 (reg_mentioned_p): Likewise.
428 (modified_between_p): Likewise.
429 (modified_in_p): Likewise.
430 (volatile_insn_p): Likewise.
431 (volatile_refs_p): Likewise.
432 (side_effects_p): Likewise.
433 (may_trap_p_1): Likewise.
434 (inequality_comparisons_p): Likewise.
435 (computed_jump_p_1): Likewise.
436 (commutative_operand_precedence): Likewise.
437 * sched-deps.c (sched_analyze_2): Likewise.
438 * sched-vis.c (print_value): Likewise.
439 * reload.c (operands_match_p): Likewise.
440 (subst_reg_equivs): Likewise.
441 * reload1.c (eliminate_regs_1): Likewise.
442 (elimination_effects): Likewise.
443 (scan_paradoxical_subregs): Likewise.
444 * alias.c (rtx_equal_for_memref_p): Likewise.
445 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
446 * emit-rtl.c (const_fixed_htab): New hash table.
447 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
449 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
450 const_fixed_from_fixed_value): New functions.
451 (verify_rtx_sharing): Handle CONST_FIXED.
452 (copy_rtx_if_shared_1): Likewise.
453 (reset_used_flags): Likewise.
454 (set_used_flags): Likewise.
455 (copy_insn_1): Likewise.
456 (init_emit_once): Create const_fixed_htab.
457 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
459 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
461 PR tree-optimization/32949
462 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
463 before failing for ivs with non-constant step.
465 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
467 * doc/md.texi (Iterators): Renamed from Macros. All contents
468 changed to reflect rename of respectively define_code_macro and
469 define_mode_macro to define_code_iterator and define_mode_iterator.
470 (Mode Iterators, Code Iterators): Similar.
471 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
472 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
473 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
474 (initialize_iterators, find_iterator, check_code_iterator)
475 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
476 (read_mapping, read_rtx_1): Similar.
477 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
478 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
479 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
480 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
481 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
482 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
483 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
484 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
485 config/rs6000/sync.md, config/rs6000/rs6000.md,
486 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
487 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
488 config/vax/vax.md, config/bfin/bfin.md: Similar.
490 2007-08-22 David Daney <ddaney@avtrex.com>
492 * doc/install.texi (Testing): Mention testing on a simulator.
494 2007-08-22 Janis Johnson <janis187@us.ibm.com>
496 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
498 * doc/libgcc.texi (Decimal float library routines): Fix formatting
499 and rearrange floating point conversion functions into different
502 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
504 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
505 dfa_post_advance_cycle): New scheduler hooks.
506 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
507 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
509 (TARGET_SCHED): Use them.
510 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
511 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
512 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
514 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
515 function to facilitate debugging.
516 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
517 (output_insn_has_dfa_reservation_p): New static function to output
518 insn_has_dfa_reservation_p ().
519 (write_automata): Use it.
520 * genattr.c (main): Output declaration for
521 insn_has_dfa_reservation_p ().
523 2007-08-22 Christian Bruel <christian.bruel@st.com>
524 Richard Guenther <rguenther@suse.de>
526 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
527 * simplify_rtx (simplify_binary_operation_1): Likewise.
529 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
531 PR rtl-optimization/32557
532 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
533 of REGNO (mws->mw_reg).
535 2007-08-22 Richard Guenther <rguenther@suse.de>
538 * builtins.c (expand_builtin_int_roundingfn): Replace call
539 argument wrapped with SAVE_EXPR directly.
540 (expand_builtin_int_roundingfn_2): Likewise.
542 2007-08-22 Richard Guenther <rguenther@suse.de>
544 * tree-inline.c (inlinable_function_p): Restore disregarding
545 inline limits for GNU extern inline functions.
547 2007-08-22 Richard Guenther <rguenther@suse.de>
550 * tree.c (host_integerp): Treat sizetype as signed as it is
553 2007-08-21 Ian Lance Taylor <iant@google.com>
555 PR tree-optimization/33134
556 * tree-vrp.c (adjust_range_with_scev): Call
557 set_value_range_to_value.
559 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
561 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
564 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
566 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
569 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
571 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
572 cases to set eight bytes at a time.
573 (expand_block_move): Likewise.
575 2007-08-21 Jakub Jelinek <jakub@redhat.com>
578 * dwarf2out.c (gen_decl_die): Don't call
579 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
581 2007-08-21 Paul Brook <paul@codesourcery.com>
582 Nathan Sidwell <nathan@codesourcery.com>
583 Mark Mitchell <mark@codesourcery.com>
584 Joseph Myers <joseph@codesourcery.com>
586 * configure.ac: Add --with-pkgversion and --with-bugurl.
587 * configure: Regenerate.
588 * doc/install.texi: Document them.
589 * version.c (version_string): Remove VERSUFFIX.
591 (pkgversion_string): New.
592 (bug_report_url): Do not hard-code initializer.
593 * version.h (pkgversion_string): Declare.
594 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
596 (version.o): Define PKGVERSION and BUGURL.
597 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
598 (%.pod): Define BUGURL.
599 * gcc.c (process_command, main): Use pkgversion_string.
600 * toplev.c (compile_file, print_version): Likewise.
601 * protoize.c (main): Likewise.
602 * gcov.c (print_version): Likewise. Update copyright date.
603 * gcov-dump.c (print_version): Likewise. Update copyright date.
604 * mips-tdump.c (main): Likewise. Update copyright date.
605 * mips-tfile.c (main): Likewise. Update copyright date.
606 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
607 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
609 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
610 * doc/gccint.texi: Likewise.
611 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
612 Update copyright date.
614 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
616 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
617 (ix86_expand_strlensi_unroll_1): Ditto.
618 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
619 (ix86_expand_carry_flag_compare): Update comment.
621 2007-08-21 Jakub Jelinek <jakub@redhat.com>
624 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
625 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
627 2007-08-21 Richard Guenther <rguenther@suse.de>
629 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
631 2007-08-21 Richard Guenther <rguenther@suse.de>
634 * fold-const.c (fold_binary): Remove index +p PTR folding.
635 Fix types of POINTER_PLUS_EXPR generated by folding of
638 2007-08-20 Chao-ying Fu <fu@mips.com>
640 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
641 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
642 RID_ONEWAY, so that it can be checked in declspecs_add_type.
643 (c_common_fixed_point_type_for_size): Declare.
644 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
645 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
646 (c_token_starts_declspecs): Likewise.
647 (c_parser_declspecs): Likewise.
648 (c_parser_attributes): Likewise.
649 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
650 (c_declspecs): Add saturating_p.
651 * c-decl.c (build_null_declspecs): Initialize saturating_p.
652 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
653 _Sat. Handle RID_SAT.
654 Avoid using void, bool, char, int, float, double, _Decimal32,
655 _Decimal64, _Decimal128, and complex with _Sat.
656 Handle RID_FRACT and RID_ACCUM.
657 Make sure _Sat is used with _Fract or _Accum.
658 (finish_declspecs): Handle cts_fract and cts_accum.
659 * c-common.c (fixed-value.h): New include.
660 (constant_expression_warning): Handle FIXED_CST.
661 (overflow_warning): Likewise.
662 (warnings_for_convert_and_check): Likewise.
663 (c_common_fixed_point_type_for_size): New.
664 (c_common_type_for_mode): Handle fixed-point modes to
665 return various saturating/non-saturating, signed/unsigned types.
666 (c_common_signed_or_unsigned_type): Support fixed-point types.
667 (shorten_compare): Check fixed-point zero.
668 Handle FIXED_POINT_TYPE.
669 (c_common_truthvalue_conversion): Handle FIXED_CST.
670 Handle FIXED_POINT_TYPE.
671 (c_common_nodes_and_builtins): Record builtin types for fixed-point
673 (handle_mode_attribute): Handle fixed-point modes. Need to check
674 if the signness of base type and fixed-point modes are consistent.
675 (handle_vector_size_attribute): Handle fixed-point modes.
676 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
677 (warn_for_div_by_zero): Check fixed-point zero.
678 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
679 a common fixed-point type based on fbit, ibit, sign, and saturation.
680 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
681 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
682 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
683 (convert_for_assignment): Support FIXED_POINT_TYPE.
684 (digest_init): Handle FIXED_POINT_TYPE.
685 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
686 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
687 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
688 GE_EXPR, LT_EXPR, GT_EXPR.
689 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
690 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
691 * target.h (gcc_target): Add fixed_point_supported_p.
692 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
693 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
694 (default_fixed_point_supported_p): Define.
695 * targhooks.h (default_fixed_point_supported_p): Declare.
696 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
697 * doc/install.texi (Configuration): Add --enable-fixed-point.
698 * configure.ac (--enable-fixed-point): New to enable fixed-point
699 arithmetic extension to C. For mips targets, we enable it by default.
700 * configure, config.in: Regenerate.
702 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
704 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
706 2007-08-20 David Edelsohn <edelsohn@gnu.org>
708 * dwarf2out.c (text_section_used): Move declaration outside ifdef
709 DWARF2_DEBUGGING_INFO.
710 (cold_text_section_used): Same.
711 (cold_text_section): Same.
713 2007-08-20 Richard Guenther <rguenther@suse.de>
715 * c-typeck.c (convert_for_assignment): Use the type of
716 the member for the initialization.
718 2007-08-20 Richard Guenther <rguenther@suse.de>
720 * c-objc-common.c (c_disregard_inline_limits): Remove.
721 * c-objc-common.h (c_disregard_inline_limits): Likewise.
722 * cgraphunit.c (cgraph_process_new_functions): Call
723 disregard_inline_limits_p.
724 (cgraph_preserve_function_body_p): Likewise.
725 * ipa-inline.c (compute_inline_parameters): Likewise.
726 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
728 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
729 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
730 disregard_inline_limits langhook.
731 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
733 * langhooks.h (lang_hooks_for_tree_inlining): Remove
734 disregard_inline_limits langhook.
735 * tree-inline.c (disregard_inline_limits_p): New function.
736 * tree-inline.h (disregard_inline_limits_p): Declare.
738 2007-08-20 Richard Guenther <rguenther@suse.de>
740 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
741 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
742 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
743 auto_var_in_fn_p langhook.
744 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
746 * tree.c (auto_var_in_fn_p): ... here.
747 (find_var_from_fn): Call auto_var_in_fn_p directly.
748 * langhooks.h (lang_hooks_for_tree_inlining): Remove
749 auto_var_in_fn_p langhook.
750 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
751 (copy_body_r): Likewise.
752 (self_inlining_addr_expr): Likewise.
753 * tree.h (auto_var_in_fn_p): Declare.
755 2007-08-20 Richard Guenther <rguenther@suse.de>
757 * tree.c (WALK_SUBTREE): Call walk_tree_1.
758 (walk_type_fields): Take lh parameter.
759 (walk_tree): Rename to ...
760 (walk_tree_1): ... this. Do not call the walk_subtrees
761 langhook but the now passed callback. Pass lh on recursion.
762 (walk_tree_without_duplicates): Rename to ...
763 (walk_tree_without_duplicates_1): ... this. Take lh parameter
764 and call walk_tree_1.
765 * tree.h (walk_tree_lh): New typedef.
766 (walk_tree_1): Declare.
767 (walk_tree_without_duplicates_1): Likewise.
768 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
769 (walk_tree_without_duplicates): New define to
770 walk_tree_without_duplicates_1 with NULL lh parameter.
771 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
772 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
774 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
775 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
776 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
779 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
782 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
783 code in front of the compacting of basic blocks.
784 Move the folding of statements inbetween the cgraph checking
785 and compacting of basic blocks.
787 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
788 Serge Belyshev <belyshev@depni.sinp.msu.ru>
791 * config/alpha/alpha.c (va_list_skip_additions): Check for
792 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
793 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
794 PLUS_EXPR when checking ap.__base.
795 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
796 when doing addition on pointer types. Use size_int instead of
798 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
799 ptr_type in the second operand.
801 2007-08-19 Andrew Pinski <pinskia@gmail.com>
804 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
806 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
809 * cfgexpand.c (expand_one_register_var): Mark pointer
810 DECL_ARTIFICIAL as REG_POINTER also.
811 * stmt.c (expand_decl): Likewise.
813 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
820 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
821 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
822 on_worklist argument and avoid adding things to worklist multiple
824 (add_to_worklist): Ditto.
825 (mark_aliases_call_clobbered): Mark entire structure clobbered if
826 single SFT is clobbered.
827 (set_initial_properties): Ditto.
828 (compute_call_clobbered): Update for changes to function
830 (create_overlap_variables_for): Always create SFT for offset 0.
831 (create_structure_vars): Handle PHI's, since we are in SSA form at
833 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
834 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
836 (add_vars_for_offset): Figure out aliases from access + points-to.
837 (add_virtual_operand): Use add_vars-for_offset.
838 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
839 (add_call_clobber_ops): Remove makes_clobbering_call set.
840 (get_expr_operands): Always pass through the INDIRECT_REF
842 * tree-ssa-structalias.c (struct constraint_graph): Remove
844 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
845 address_taken, pt_used, number_incoming.
846 (FIRST_ADDR_NODE): Removed.
847 (merge_graph_nodes): Remove broken code for the moment.
848 (init_graph): New function.
849 (build_pred_graph): Remove code to init_graph.
850 Add location equivalence support.
851 (struct scc_info): Rename roots to deleted.
853 (init_scc_info): Ditto
854 (init_topo_info): Use graph->size.
855 (compute_topo_order): Ditto.
856 (do_da_constraint): Removed.
857 (do_sd_constraint): Remove calls to find().
858 set_union_with_increment should always get 0 as last arg here.
859 (do_complex_constraint): Replace do_da_constraint with assert.
861 (struct equiv_class_label): New.
862 (pointer_equiv_class_table): Ditto.
863 (location_equiv_class_table): Ditto.
864 (equiv_class_label_hash): Ditto.
865 (equiv_class_label_eq): Ditto
866 (equiv_class_lookup): Ditto.
867 (equiv_class_ladd): Ditto.
868 (pointer_equiv_class): Ditto.
869 (location_equiv_class): Ditto.
870 (condense_visit): Rename and rewrite from label_visit to do only
871 SCC related stuff for HU.
872 (label_visit): Do HU work for HU.
873 (perform_var_substitution): Update to do HU and location
875 (free_var_substitution_info): Update to free HU and location
876 equivalence structures. */
877 (find_equivalent_node): Update for pointer but not location
879 (unite_pointer_equivalences): New function.
880 (move_complex_constraints): Rewrite to only do moving.
881 (rewrite_constraints): Split out of move_complex_constraints.
882 (solve_graph): Use graph->size.
883 (process_constraint_1): Add from_call argument, use it.
884 Split *a = &b into two constraints.
885 (process_constraint): Use new process_constraint_1.
886 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
887 (get_constraint_for): Handle non-pointer integers properly.
888 Remove code that used to handle structures.
889 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
890 with unknown addends.
891 (handle_rhs_call): New function.
892 (find_func_aliases): Use handle_rhs_call.
893 (set_uids_in_ptset): Add an assert.
894 (set_used_smts): Fix bug in not considering unified vars.
895 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
896 (compute_points_to_sets): Update for other function changes.
897 (delete_points_to_sets): Ditto.
898 (ipa_pta_execute): Ditto.
899 (pass_ipa_pta): We need to update SSA after ipa_pta.
901 2007-08-19 Jan Hubicka <jh@suse.cz>
903 * i386.md: Replace "rim" and "mri" constraints by "g".
905 2007-08-19 Joseph Myers <joseph@codesourcery.com>
907 * dwarf2out.c (text_section_used, cold_text_section_used,
908 cold_text_section, dwarf2out_note_section_used): New.
909 (dwarf2out_init): Initialize cold_text_section.
910 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
911 dwarf2out_note_section_used.
912 (size_of_aranges): Only count entry for text section if it was
913 used. Count entry for cold text section if it was used.
914 (output_aranges): Only output entries for text section and cold
915 text section if they were used.
917 2007-08-19 Andrew Pinski <pinskia@gmail.com>
919 * tree-pretty-print.c (debug_generic_expr): Add a comment about
921 (debug_generic_stmt): Likewise.
922 (debug_tree_chain): Likewise.
924 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
926 * tree-data-refs.c (split_constant_offset): Expose.
927 * tree-data-refs.h (split_constant_offset): Add declaration.
929 * tree-vectorizer.h (dr_alignment_support): Renamed
930 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
931 Added a new value dr_explicit_realign.
932 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
933 dr_offset, dr_step, and dr_aligned_to, along with new access
934 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
935 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
936 STMT_VINFO_DR_ALIGNED_TO.
938 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
940 In case of outer-loop vectorization with non-fixed misalignment - use
941 the dr_explicit_realign scheme instead of the optimized realignment
943 (new_stmt_vec_info): Initialize new fields.
945 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
946 'nested_in_vect_loop' case. Change verbosity level.
947 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
948 Don't fail on zero step in the outer-loop for loads.
949 (vect_analyze_data_refs): Call split_constant_offset to calculate
950 base, offset and init relative to the outer-loop.
952 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
953 BSI function argument with a new function argument - at_loop.
954 Simplify the condition that determines STEP. Takes additional argument
955 INV_P. Support outer-loop vectorization (handle the
956 nested_in_vect_loop case), including zero step in the outer-loop. Call
957 vect_create_addr_base_for_vector_ref with additional argument.
958 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
959 Updated function documentation. Handle the 'nested_in_vect_loop' case.
960 Fixed and simplified calculation of step.
961 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
962 of bsi, and with additional argument. Call bump_vector_ptr with
963 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
964 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
965 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
966 when the realignment setup needs to take place inside the loop.
967 Support the dr_explicit_realign scheme. Allow generating the optimized
968 realignment scheme for outer-loop vectorization. Added documentation.
969 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
970 the 'nested_in_vect_loop' case, including loads that are invariant in
971 the outer-loop and the realignment schemes. Handle the case when the
972 realignment setup needs to take place inside the loop. Call
973 vect_setup_realignment with additional arguments. Call
974 vect_create_data_ref_ptr with additional argument and with loop instead
975 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
976 (vect_gen_niters_for_prolog_loop): Call
977 vect_create_addr_base_for_vector_ref with additional arguments.
978 (vect_create_cond_for_align_checks): Likewise.
979 (bump_vector_ptr): Updated to support the new dr_explicit_realign
980 scheme: takes additional argument bump; argument ptr_incr is now
981 optional; updated documentation.
982 (vect_init_vector): Takes additional argument (bsi). Use it, if
983 available, to insert the vector initialization.
984 (get_initial_def_for_induction): Pass additional argument in call to
986 (vect_get_vec_def_for_operand): Likewise.
987 (vect_setup_realignment): Likewise.
988 (vectorizable_load): Likewise.
990 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
992 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
993 as argument instead of struct loop.
994 (nested_in_vect_loop_p): New function.
995 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
997 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
998 from other phis in the loop.
999 (destroy_loop_vec_info): Add additional argument to declaration.
1001 * tree-vectorizer.c (supportable_widening_operation): Also check if
1002 nested_in_vect_loop_p (don't allow changing the order in this case).
1003 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
1004 of struct loop. Call nested_in_vect_loop_p and don't require
1005 flag_unsafe_math_optimizations if it returns true.
1006 (new_stmt_vec_info): When setting def_type for phis differentiate
1007 loop-header phis from other phis.
1008 (bb_in_loop_p): New function.
1009 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
1010 just update their loop_vinfo. Order of BB traversal now matters -
1011 call dfs_enumerate_from with bb_in_loop_p.
1012 (destroy_loop_vec_info): Takes additional argument to control whether
1013 stmt_vinfo of the loop stmts should be destroyed as well.
1014 (vect_is_simple_reduction): Allow the "non-reduction" use of a
1015 reduction stmt to be defines by a non loop-header phi.
1016 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
1018 * tree-vect-transform.c (vectorizable_reduction): Call
1019 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
1020 (vectorizable_call): Likewise.
1021 (vectorizable_conversion): Likewise.
1022 (vectorizable_operation): Likewise.
1023 (vectorizable_type_promotion): Likewise.
1024 (vectorizable_type_demotion): Likewise.
1025 (vectorizable_store): Likewise.
1026 (vectorizable_live_operation): Likewise.
1027 (vectorizable_reduction): Likewise. Also pass loop_info to
1028 vect_is_simple_reduction instead of loop.
1029 (vect_init_vector): Call nested_in_vect_loop_p.
1030 (get_initial_def_for_reduction): Likewise.
1031 (vect_create_epilog_for_reduction): Likewise.
1032 (vect_init_vector): Check which loop to work with, in case there's an
1034 (get_initial_def_for_inducion): Extend to handle outer-loop
1035 vectorization. Fix indentation.
1036 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
1037 In the case vect_induction_def get the vector def from the induction
1038 phi node, instead of calling get_initial_def_for_inducion.
1039 (get_initial_def_for_reduction): Extend to handle outer-loop
1041 (vect_create_epilog_for_reduction): Extend to handle outer-loop
1043 (vect_transform_loop): Change assert to just skip this case. Add a
1045 (vect_finish_stmt_generation): Add a couple asserts.
1047 (vect_estimate_min_profitable_iters): Multiply
1048 cost of inner-loop stmts (in outer-loop vectorization) by estimated
1050 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
1051 this is an inner-loop reduction in outer-loop vectorization.
1053 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
1054 Same code as what used to be vect_analyze_scalar_cycles, only with
1055 additional argument loop, and loop_info passed to
1056 vect_is_simple_reduction instead of loop.
1057 (vect_analyze_scalar_cycles): Code factored out into
1058 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
1059 Updated documentation.
1060 (analyze_operations): Check for inner-loop loop-closed exit-phis during
1061 outer-loop vectorization that are live or not used in the outerloop,
1062 cause this requires special handling.
1063 (vect_enhance_data_refs_alignment): Don't consider versioning for
1065 (vect_analyze_data_refs): Check that there are no datarefs in the
1067 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
1068 and vect_used_in_outer_by_reduction cases.
1069 (process_use): Also consider the case of outer-loop stmt defining an
1070 inner-loop stmt and vice versa.
1071 (vect_analyze_loop_1): New function.
1072 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
1073 loops. Call vect_analyze_loop_1.
1074 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
1075 been vectorized. Call destroy_loop_vec_info with additional argument.
1077 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
1078 in the inner-loop when doing outer-loop vectorization. Add
1079 documentation and printout.
1080 (vect_recog_dot_prod_pattern): Likewise. Also add check for
1081 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
1083 2007-08-18 Andrew Pinski <pinskia@gmail.com>
1085 * tree-affine.h (print_aff): New prototype.
1086 (debug_aff): Likewise.
1087 * tree-affine.c (print_aff): New function.
1088 (debug_aff): Likewise.
1090 2007-08-18 Paul Brook <paul@codesourcery.com>
1091 Joseph Myers <joseph@codesourcery.com>
1093 * common.opt (-fdebug-prefix-map=): New option.
1094 * opts.c: Include debug.h.
1095 (common_handle_option): Handle -fdebug-prefix-map.
1096 * final.c: Include ggc.h.
1097 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
1098 remap_debug_filename): New.
1099 * Makefile.in (final.o, opts.o): Update dependencies.
1100 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
1101 * configure.ac: Check for assembler --debug-prefix-map support.
1102 * configure, config.in: Regenerate.
1103 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
1104 (ASM_DEBUG_SPEC): Include ASM_MAP.
1105 * doc/install.texi (--with-debug-prefix-map): Document.
1106 * doc/invoke.texi (-fdebug-prefix-map): Document.
1107 * dbxout.c (dbxout_init, dbxout_start_source_file,
1108 dbxout_source_file): Call remap_debug_filename.
1109 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
1110 dwarf2out_start_source_file, dwarf2out_finish): Call
1111 remap_debug_filename.
1112 (file_table_relative_p): Do not check d->emitted_number.
1113 * toplev.c (output_file_directive): Call remap_debug_filename.
1114 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
1115 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
1117 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1119 * loop-invariant.c (find_invariants_to_move): Add missing macro
1122 2007-08-17 Tom Tromey <tromey@redhat.com>
1124 * tree.h (struct tree_label_decl): Removed old "java" fields.
1126 2007-08-17 Richard Sandiford <richard@codesourcery.com>
1127 Nigel Stephens <nigel@mips.com>
1129 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
1130 Treat -mno-data-in-code and -mcode-xonly as aliases for
1131 -mcode-readable=no and -mcode-readable=pcrel respectively.
1132 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
1133 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
1134 (MULTILIB_DIRNAMES): Update accordingly.
1136 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
1138 * Makefile.in (version.o): Depend on $(REVISION) only if
1139 REVISION_s is defined.
1141 2007-08-17 Sa Liu <saliu@de.ibm.com>
1142 Ulrich Weigand <uweigand@de.ibm.com>
1145 * tree.c (reconstruct_complex_type): For a pointer to a vector,
1146 use build_qualified_type to retain qualifiers of the base type.
1148 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
1150 * config/score/score.md : Update pattern tablejump.
1151 * config/score/score.c : Update score_initialize_trampoline
1153 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
1154 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
1155 * doc/contrib.texi: Add my entry.
1157 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
1159 * Makefile.in (REVISION): New.
1162 (version.o): Also depend on $(REVISION). Add
1163 -DREVISION=$(REVISION_s).
1165 * version.c (version_string): Add REVISION.
1167 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
1169 * tree-eh.c (lower_try_finally_onedest): Reset the locus
1170 of GOTO that's relocated to a different block.
1172 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1174 * c-common.c (const_strip_array_types): New.
1175 * c-common.h (lang_missing_noreturn_ok_p): Delete.
1176 (const_strip_array_types): New.
1177 * c-objc-common.c (c_disregard_inline_limits,
1178 c_warn_unused_global_decl): Constify.
1179 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
1180 c_vla_type_p, c_incomplete_type_error): Likewise.
1181 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
1182 * hooks.c (hook_bool_const_tree_false): New.
1183 * hooks.h (hook_bool_const_tree_false): Likewise.
1184 * langhooks-def.h (lhd_warn_unused_global_decl,
1185 lhd_incomplete_type_error, lhd_expr_size,
1186 lhd_tree_inlining_disregard_inline_limits,
1187 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1188 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
1189 * langhooks.c (lhd_warn_unused_global_decl,
1190 lhd_incomplete_type_error,
1191 lhd_tree_inlining_disregard_inline_limits,
1192 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1193 lhd_expr_size): Likewise.
1194 * langhooks.h (lang_hooks_for_tree_inlining,
1195 lang_hooks_for_tree_dump, lang_hooks_for_types,
1196 lang_hooks_for_decls, lang_hooks): Likewise.
1197 * pointer-set.c (pointer_set_t, pointer_set_create,
1198 pointer_set_contains, insert_aux, pointer_set_insert,
1199 pointer_set_traverse, pointer_map_t, pointer_map_create,
1200 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
1202 * pointer-set.h (pointer_set_contains, pointer_set_insert,
1203 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
1204 pointer_map_traverse): Likewise.
1205 * predict.c (assert_is_empty): Likewise.
1206 * tree-affine.c (free_name_expansion): Likewise.
1207 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
1208 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
1209 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
1211 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
1213 * tree-vectorizer.c (new_loop_vec_info): Initialize new
1215 (destroy_loop_vec_info): Add call to VEC_free.
1216 * tree-vectorizer.h (may_alias_ddrs): Define.
1217 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
1218 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
1219 Change reporting to dump.
1220 (vect_is_duplicate_ddr): New.
1221 (vect_mark_for_runtime_alias_test): New.
1222 (vect_analyze_data_ref_dependences) Add call to
1223 vect_mark_for_runtime_alias_test.
1224 (vect_enhance_data_refs_alignment): Define local variable
1225 vect_versioning_for_alias_required, don't perform
1226 peeling for alignment if versioning for alias is
1228 (vect_enhance_data_refs_alignment): Use
1229 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
1230 PARAM_VECT_MAX_VERSION_CHECKS.
1231 * tree-vect-transform.c
1232 (vect_create_cond_for_alias_checks): New.
1233 (vect_transform_loop): Add call to
1234 vect_create_cond_for_alias_checks.
1235 (vect_vfa_segment_size): New.
1236 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
1238 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
1239 * gcc/doc/invoke.texi
1240 (vect-max-version-for-alignment-checks): Document.
1241 (vect-max-version-for-alias-checks): Document.
1242 (vect-max-version-checks): Remove.
1244 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
1246 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
1247 the same line as the instruction for all asm dialects.
1248 (*rep_movsi): Ditto.
1249 (*rep_movsi_rex64): Ditto.
1250 (*rep_movqi): Ditto.
1251 (*rep_movqi_rex64): Ditto.
1252 (*rep_stosdi_rex64): Ditto.
1253 (*rep_stossi): Ditto.
1254 (*rep_stossi_rex64): Ditto.
1255 (*rep_stosqi): Ditto.
1256 (*rep_stosqi_rex64): Ditto.
1257 (*cmpstrnqi_nz_1): Ditto.
1258 (*cmpstrnqi_nz_rex_1): Ditto.
1259 (*cmpstrnqi_1): Ditto.
1260 (*cmpstrnqi_rex_1): Ditto.
1261 (*strlenqi_1): Ditto.
1262 (*strlenqi_rex_1): Ditto.
1263 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
1264 prefix on the same line as the instruction for all asm dialects.
1265 (sync_double_compare_and_swap<mode>): Ditto.
1266 (*sync_double_compare_and_swapdi_pic): Ditto.
1267 (*sync_compare_and_swap_cc<mode>): Ditto.
1268 (sync_double_compare_and_swap_cc<mode>): Ditto.
1269 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
1270 (sync_old_add<mode>): Ditto.
1271 (sync_add<mode>): Ditto.
1272 (sync_sub<mode>): Ditto.
1273 (sync_ior<mode>): Ditto.
1274 (sync_and<mode>): Ditto.
1275 (sync_xor<mode>): Ditto.
1277 2007-08-16 Richard Sandiford <richard@codesourcery.com>
1280 * reload.c (find_reloads): Check that the memory returned by
1281 find_reloads_toplev was not the result of forcing a constant
1283 (find_reloads_toplev): Always use simplify_gen_subreg to get
1284 the subreg of a constant. If the result is also a constant,
1285 but not a legitimate one, force it into the constant pool
1286 and reload its address.
1288 2007-08-15 David Edelsohn <edelsohn@gnu.org>
1290 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
1293 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
1295 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
1296 directive for the current vector ABI.
1298 2007-08-15 Steve Ellcey <sje@cup.hp.com>
1301 * caller-save.c (reg_save_code): Set invalide status on restore code.
1303 2007-08-15 Diego Novillo <dnovillo@google.com>
1305 * tree-ssa-alias.c (compute_memory_partitions): Use
1306 alias_bitmap_obstack to allocate bitmaps.
1307 (reset_alias_info): Factor out of init_alias_info.
1308 Mark all name tags not associated to an SSA name for renaming.
1309 (init_alias_info): Call it.
1310 (create_name_tags): Tidy. Add comments.
1311 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
1313 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1315 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
1316 scheduler dependencies.
1318 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
1320 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
1322 (*iorsi_1_zext): Likewise.
1323 (*iorsi_1_zext_imm): Likewise.
1324 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
1325 with "rm"/"xm" constraint.
1326 (sse2_vmsqrtv2df2): Likewise.
1328 2007-08-15 Jakub Jelinek <jakub@redhat.com>
1331 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
1334 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
1336 * tree-pass.h (PROP_pta): Removed.
1337 (TODO_rebuild_alias): New.
1338 (pass_may_alias): Removed.
1339 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
1340 aliasing if we changed something.
1341 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
1343 (pass_may_alias): Removed.
1344 (create_structure_vars): Return TODO_rebuild_alias.
1345 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
1346 * tree-sra.c (tree_sra): Only rebuild aliasing if something
1348 (tree_sra_early): We never affect aliasing right now.
1349 * tree-flow.h (compute_may_aliases): New prototype.
1350 * passes.c: Remove pass_may_alias from the passes.
1351 (execute_function_todo): Support TODO_rebuild_alias.
1353 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
1355 * i386.c: (legitimize_address): Move dllimported variable check
1356 infront of legitimizing pic address of CONST symbols.
1358 2007-08-14 Steve Ellcey <sje@cup.hp.com>
1360 PR tree-optimization/32941
1361 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
1362 (goto_queue_cmp): Remove.
1363 (find_goto_replacement): Change search method.
1364 (maybe_record_in_goto_queue): Add assert.
1365 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
1366 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
1368 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1370 * alias.c (component_uses_parent_alias_set): Constify.
1371 * alias.h (component_uses_parent_alias_set): Likewise.
1372 * cfgrtl.c (print_rtl_with_bb): Likewise.
1373 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
1374 mpz_get_double_int): Likewise.
1375 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
1376 mpz_get_double_int): Likewise.
1377 * expr.c (is_aligning_offset, undefined_operand_subword_p,
1378 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
1380 * expr.h (safe_from_p): Likewise.
1381 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
1383 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
1384 zero_sized_type, goa_lhs_expr_p): Likewise.
1385 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
1386 * rtl.h (print_rtl_with_bb): Likewise.
1387 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
1388 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
1389 * tree-flow-inline.h (bb_stmt_list): Constify.
1390 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
1392 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
1393 const_first_stmt, const_last_stmt): New.
1394 (block_may_fallthru, empty_block_p): Constify.
1395 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
1396 EXPR_ONLY_BODY): New.
1397 (expr_first, expr_last, expr_only): Use macro for body.
1398 (const_expr_first, const_expr_last, const_expr_only): New.
1399 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
1400 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
1401 ctsi_prev, ctsi_stmt): New.
1402 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
1403 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
1404 * tree-ssa-loop-niter.c (loop_only_exit_p,
1405 derive_constant_upper_bound): Likewise.
1406 * tree-ssa-phiopt.c (empty_block_p): Likewise.
1407 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
1408 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
1409 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
1410 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
1411 * tree.c (get_type_static_bounds): Likewise.
1412 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
1413 (get_type_static_bounds): Constify.
1415 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1418 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
1419 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
1420 (*<addsub><mode>3_cc_overflow): New.
1421 (*add<mode>3_cconly_overflow): New.
1422 (*sub<mode>3_cconly_overflow): New.
1423 (*<addsub>si3_zext_cc_overflow): New.
1424 * config/i386/predicates.md (fcmov_comparison_operator): Accept
1425 CCCmode for LTU, GTU, LEU and GEU.
1426 (ix86_comparison_operator): Likewise.
1427 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
1428 * config/i386/i386.c (put_condition_code): Support CCCmode.
1429 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
1430 or MINUS expressions.
1432 2007-08-14 Andrew Pinski <pinskia@gmail.com>
1435 * c-typeck.c (build_binary_op): Disallow vector float types with
1436 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
1438 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1440 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
1441 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
1442 (dep_def): New typedef.
1443 (init_dep_1, sd_debug_dep): Declare functions.
1444 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
1445 (debug_dep_links): Remove.
1446 (struct _deps_list): New field 'n_links'.
1447 (DEPS_LIST_N_LINKS): New macro.
1448 (FOR_EACH_DEP_LINK): Remove.
1449 (create_deps_list, free_deps_list, delete_deps_list): Remove
1451 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
1452 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1453 (copy_deps_list_change_con, move_dep_link): Ditto.
1454 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
1455 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
1457 (INSN_BACK_DEPS): Remove.
1458 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
1460 (INSN_DEP_COUNT): Remove.
1461 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
1462 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
1463 Declare global variables.
1464 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
1465 (add_forw_dep, compute_forward_dependences): Remove declarations.
1466 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
1467 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1468 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
1470 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
1472 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
1473 (sd_list_types_def): New typedef.
1474 (sd_next_list): Declare function.
1475 (struct _sd_iterator): New type.
1476 (sd_iterator_def): New typedef.
1477 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
1479 (FOR_EACH_DEP): New cycle wrapper.
1480 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
1482 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
1483 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
1486 * sched-deps.c (init_dep_1): Make global.
1487 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
1489 (dump_dep): New static function.
1490 (dump_dep_flags): New static variable.
1491 (sd_debug_dep): New function.
1492 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
1494 (move_dep_link): Use remove_from_deps_list (), instead of
1496 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
1497 (dep_link_is_detached_p): New static function.
1498 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
1500 (dn_pool, dl_pool): New alloc_pools.
1501 (dn_pool_diff, dl_pool_diff): New static variables.
1502 (create_dep_node, delete_dep_node): New static function.
1503 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
1504 (deps_list_empty_p): Make it static. Use 'n_links' field.
1505 (deps_pools_are_empty_p): New static function.
1506 (alloc_deps_list, delete_deps_list): Remove.
1507 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
1508 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1509 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
1510 (forward_dependency_cache): Remove.
1511 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
1512 'back' from the names. Change signature to use dep_t instead of
1514 (add_back_dep): Ditto. Make global.
1515 (check_dep_status): Rename to check_dep ().
1516 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
1518 (sd_finish_insn): Ditto.
1519 (sd_find_dep_between_no_cache): New static function.
1520 (sd_find_dep_between): New function.
1521 (ask_dependency_caches, set_dependency_caches): New static functions.
1522 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
1523 (add_or_update_dep_1): Separate pieces of functionality into
1524 ask_dependency_caches (), update_dependency_caches (),
1525 change_spec_dep_to_hard (), update_dep ().
1526 (get_back_and_forw_lists): New static function.
1527 (sd_add_dep): Separate setting of dependency caches into
1528 set_dependency_caches ().
1529 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
1531 (sd_delete_dep): Ditto.
1532 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
1533 (dump_lists): New static function.
1534 (sd_debug_lists): New debug function.
1535 (delete_all_dependences, fixup_sched_groups): Update to use
1536 sd_* infrastructure.
1537 (sched_analyze_2): Create data-speculative dependency only if
1538 data-speculation is enabled.
1539 (sched_analyze_insn): If insn cannot be speculative, make all its
1540 dependencies non-speculative.
1541 (sched_analyze): Use sd_init_insn ().
1542 (add_forw_dep, compute_forward_dependencies): Remove.
1543 (delete_dep_nodes_in_back_deps): New static function.
1544 (sched_free_deps): New function.
1545 (init_dependency_caches): Init alloc_pools.
1546 (extend_depedency_caches): Update after removing of
1547 forward_dependency_cache.
1548 (free_dependency_caches): Ditto. Free alloc_pools.
1549 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
1550 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
1552 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1553 (add_dependence): Use init_dep ().
1554 (get_dep_weak_1): New static function.
1555 (get_dep_weak): Move logic to get_dep_weak_1 ().
1556 (dump_ds): New static function moved from haifa-sched.c:
1557 debug_spec_status ().
1558 (debug_ds): New debug function.
1559 (check_dep_status): Rename to check_dep (). Update to check whole
1562 * haifa-sched.c (spec_info): Make global.
1563 (added_recovery_block_p): Rename to
1564 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
1565 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
1566 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
1567 to use new interfaces.
1568 (ok_for_early_queue_removal): Ditto.
1569 (schedule_block): Initialize logical uids of insns emitted by the
1571 (sched_init): Initialize new variable.
1572 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
1574 (extend_global): Initialize insn data.
1575 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
1576 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
1578 (add_to_speculative_block): Update to use new interfaces.
1579 (create_recovery_block): Set new variables.
1580 (create_check_block_twin, fix_recovery_deps): Update to use new
1582 (sched_insn_is_legitimate_for_speculation_p): New function.
1583 (speculate_insn): Move checking logic to
1584 sched_insn_is_legitimate_for_speculation_p ().
1585 (sched_remove_insn): Finalize sched-deps information of instruction.
1586 (clear_priorities, add_jump_dependencies): Update to use new
1588 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
1590 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
1591 to use new interfaces.
1592 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
1593 (new_ready): Try to use control speculation only if it is available.
1594 (add_branch_dependences): Update to use new interfaces.
1595 (compute_block_backward_dependences): Rename to
1596 compute_block_dependences (). Call
1597 targetm.sched.dependencies_evaluation_hook ().
1598 (free_block_dependencies): New static function.
1599 (debug_dependencies): Update to use new interfaces.
1600 (schedule_region): Remove separate computation of forward dependencies.
1601 Move call of targetm.sched.dependencies_evaluation_hook () to
1602 compute_block_dependences (). Free dependencies at the end of
1603 scheduling the region.
1605 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
1607 (add_deps_for_risky_insns): Ditto.
1608 (schedule_ebb): Remove separate computation of forward dependencies.
1609 Free dependencies at the end of scheduling the ebb.
1611 * ddg.c (create_ddg_dependence): Update to use new interfaces.
1612 (build_intra_loop_deps): Ditto. Remove separate computation of
1613 forward dependencies. Free sched-deps dependencies.
1615 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
1616 to use new interfaces.
1617 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
1619 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
1621 (is_costly_group): Ditto.
1623 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1625 * alias.c (rtx_equal_for_memref_p): Constify.
1626 * basic-block.h (const_edge, const_basic_block): New.
1627 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
1628 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
1629 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
1630 probably_never_executed_bb_p, edge_probability_reliable_p,
1631 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
1632 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
1634 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
1635 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
1637 * cfganal.c (flow_active_insn_p, forwarder_block_p,
1638 flow_nodes_print, dfs_enumerate_from): Likewise.
1639 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
1640 control_flow_insn_p, count_basic_blocks): Likewise.
1641 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
1642 get_loop_body_with_size, loop_exit_edge_p): Likewise.
1643 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
1644 average_num_loop_insns, loop_exit_edge_p,
1645 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
1646 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
1647 average_num_loop_insns, seq_cost): Likewise.
1648 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
1649 * dominance.c (dominated_by_p): Likewise.
1650 * emit-rtl.c (validate_subreg): Likewise.
1651 * except.c (can_throw_internal, can_throw_external): Likewise.
1652 * except.h (can_throw_internal, can_throw_external): Likewise.
1653 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
1654 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
1655 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
1656 simple_mem, store_ops_ok, load_kills_store, find_loads,
1657 store_killed_in_insn, store_killed_after, store_killed_before,
1658 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
1660 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
1661 noce_mem_write_may_trap_or_fault_p): Likewise.
1662 * pointer-set.c (pointer_set_contains, pointer_map_contains):
1664 * pointer-set.h (pointer_set_contains, pointer_map_contains):
1666 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
1667 probably_cold_bb_p, probably_never_executed_bb_p,
1668 edge_probability_reliable_p, br_prob_note_reliable_p,
1669 can_predict_insn_p): Likewise.
1670 * regclass.c (reg_set_to_hard_reg_set): Likewise.
1671 * resource.c (return_insn_p): Likewise.
1672 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
1674 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
1675 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
1676 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
1677 verify_gimple_modify_stmt): Likewise.
1678 * tree-chrec.c (is_not_constant_evolution,
1679 is_multivariate_chrec_rec, is_multivariate_chrec,
1680 chrec_contains_symbols, chrec_contains_undetermined,
1681 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
1682 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
1683 eq_evolutions_p, scev_direction): Likewise.
1684 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
1685 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
1686 chrec_contains_symbols_defined_in_loop,
1687 chrec_contains_undetermined, tree_contains_chrecs,
1688 evolution_function_is_affine_multivariate_p,
1689 evolution_function_is_univariate_p, chrec_zerop,
1690 evolution_function_is_constant_p, evolution_function_is_affine_p,
1691 evolution_function_is_affine_or_constant_p,
1692 tree_does_not_contain_chrecs, chrec_type): Likewise.
1693 * tree-data-ref.c (tree_fold_divides_p,
1694 object_address_invariant_in_loop_p, dr_may_alias_p,
1695 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
1696 same_access_functions, constant_access_functions,
1697 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
1699 * tree-flow.h (scev_direction): Likewise.
1700 * tree-gimple.c (is_gimple_stmt): Likewise.
1701 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
1703 * tree-pretty-print.c (op_prio): Likewise.
1704 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
1705 analyzable_condition, backedge_phi_arg_p): Likewise.
1706 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
1707 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
1708 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
1711 2007-08-13 Dan Hipschman <dsh@google.com>
1714 * c-format.c (check_format_arg): Move check for zero-length
1715 format strings below the check for unterminated strings.
1717 2007-08-13 Andrew Pinski <pinskia@gmail.com>
1720 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
1723 2007-08-13 Nick Clifton <nickc@redhat.com>
1725 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
1727 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1730 * c-format.c (gcc_gfc_length_specs): New array.
1731 (gcc_gfc_char_table): Add unsigned specifier, and references to
1732 the l length modifier.
1733 (format_types_orig): Use the new gcc_gfc_length_specs.
1735 2007-08-12 Sa Liu <saliu@de.ibm.com>
1737 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
1738 and with REG_RETVAL note after split.
1740 2007-08-11 David Daney <ddaney@avtrex.com>
1742 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
1743 as ATTRIBUTE_UNUSED.
1745 2007-08-11 David Edelsohn <edelsohn@gnu.org>
1746 Segher Boessenkool <segher@kernel.crashing.org>
1748 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
1749 HAVE_LOCAL_CPU_DETECT not defined.
1751 2007-08-11 Jan Hubicka <jh@suse.cz>
1753 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
1754 (cgraph_process_new_functions): Honor previous value of
1755 disregard_inline_limits.
1756 * ipa-inline.c (compute_inline_parameters): Likewise.
1758 2007-08-11 Ian Lance Taylor <iant@google.com>
1760 * alias.h (alias_set_type): Define new type.
1761 (ALIAS_SET_MEMORY_BARRIER): Use it.
1762 * rtl.h: Include alias.h.
1763 (struct mem_attrs): Use alias_set_type.
1764 * tree.h: Include alias.h
1765 (struct tree_type): Use alias_set_type.
1766 (struct tree_struct_field_tag): Likewise.
1767 (struct tree_decl_common): Likewise.
1768 * alias.c (struct alias_set_entry): Use alias_set_type.
1769 (get_alias_set_entry, alias_set_subset_of): Likewise.
1770 (alias_sets_conflict_p): Likewise.
1771 (alias_sets_must_conflict_p): Likewise.
1772 (objects_must_conflict_p): Likewise.
1773 (get_alias_set, new_alias_set): Likewise.
1774 (record_alias_subset, record_component_aliases): Likewise.
1775 (varargs_set, frame_set): Change to alias_set_type.
1776 (get_varargs_alias_set): Use alias_set_type.
1777 (get_frame_alias_set): Likewise.
1778 * builtins.c (setjmp_alias_set): Change to alias_set_type.
1779 * dse.c (struct store_info): Use alias_set_type.
1780 (struct read_info, struct clear_alias_mode_holder): Likewise.
1781 (clear_alias_set_lookup, canon_address): Likewise.
1782 (record_store, check_mem_read_rtx): Likewise.
1783 (dse_record_singleton_alias_set): Likewise.
1784 (dse_invalidate_singleton_alias_set): Likewise.
1785 * emit-rtl.c (get_mem_attrs): Likewise.
1786 (set_mem_attributes_minus_bitpos): Likewise.
1787 (set_mem_alias_set): Likewise.
1788 * expr.c (store_constructor_field, store_field): Likewise.
1789 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
1790 * langhooks.c (lhd_get_alias_set): Likewise.
1791 * langhooks-def.h (lhd_get_alias_set): Likewise.
1792 * reload1.c (alter_reg): Likewise.
1793 * tree-flow.h (struct fieldoff): Likewise.
1794 * tree-ssa-alias.c (struct alias_map_d): Likewise.
1795 (may_alias_p, get_smt_for, create_sft): Likewise.
1796 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
1797 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1798 (merge_smts_into): Likewise.
1799 * varasm.c (const_alias_set): Likewise.
1800 * c-common.c (strict_aliasing_warning): Likewise.
1801 (c_common_get_alias_set): Likewise.
1802 * dse.h (dse_record_singleton_alias_set): Update declaration.
1803 (dse_invalidate_singleton_alias_set): Likewise.
1804 * emit-rtl.h (set_mem_alias_set): Likewise.
1805 * c-common.h (c_common_get_alias_set): Likewise.
1806 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
1807 * print-tree.c (print_node): Likewise.
1808 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
1810 (alpha_setup_incoming_varargs): Use alias_set_type.
1811 * config/i386/i386.c (setup_incoming_varargs_64): Use
1813 (setup_incoming_varargs_ms_64): Likewise.
1814 (ix86_GOT_alias_set): Likewise.
1815 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1816 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1817 (set): Change to alias_set_type.
1818 (get_TOC_alias_set): Use alias_set_type.
1819 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
1821 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
1822 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
1824 (struct_value_alias_set): Likewise.
1825 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
1827 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1829 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
1830 * config/vxworks.h (TARGET_VXWORKS): Override.
1831 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
1832 "mips" if TARGET_VXWORKS.
1834 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1836 * calls.c (avoid_likely_spilled_reg): New function.
1837 (expand_call): Use it.
1839 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1841 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
1843 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
1845 * config/mips/predicates.md (const_call_insn_operand): Invoke
1846 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
1848 2007-08-10 David Edelsohn <edelsohn@gnu.org>
1851 * config/rs6000/driver-rs6000.c: Include link.h.
1852 Use ElfW instead of wordsize-specif typedef.
1854 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1856 * system.h (CONST_CAST): New.
1857 * c-decl.c (c_make_fname_decl): Use it.
1858 * c-lex.c (cb_ident, lex_string): Likewise.
1859 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1860 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1861 give_switch, set_multilib_dir): Likewise.
1862 * gengtype-parse.c (string_seq, typedef_name): Likewise.
1863 * passes.c (execute_one_pass): Likewise.
1864 * prefix.c (update_path): Likewise.
1865 * pretty-print.c (pp_base_destroy_prefix): Likewise.
1866 * tree.c (build_string): Likewise.
1868 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1870 * tree-flow-inline.h (is_exec_stmt): Remove.
1871 (is_label_stmt): Remove.
1872 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
1875 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
1877 * lower-subreg.c (resolve_shift_zext): Don't adjust
1878 src_reg_num for wordmode operands.
1880 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
1881 David Ung <davidu@mips.com>
1883 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
1884 (TARGET_SCHED_REORDER2): Define.
1885 (mips_maybe_swap_ready): New.
1886 (mips_last_74k_agen_insn): New.
1887 (mips_74k_agen_init): New.
1888 (mips_74k_agen_reorder): New function to group loads and stores
1890 (mips_sched_init): New.
1891 (mips_sched_reorder): Don't do initialization here. Call
1892 mips_74k_agen_reorder.
1893 (mips_variable_issue): Call mips_74k_agen_init.
1895 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1897 * tree-flow-inline.h (get_filename): Remove.
1899 2007-08-10 Richard Sandiford <richard@codesourcery.com>
1901 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
1903 (mips_fetch_insns): Delete in favor of...
1904 (mips_load_store_insns): ...this new function.
1905 * config/mips/mips.c (mips_address_insns): Add a boolean argument
1906 to say whether multiword moves _might_ be split.
1907 (mips_fetch_insns): Delete in favor of...
1908 (mips_load_store_insns): ...this new function.
1909 (mips_rtx_costs): Update the call to mips_address_insns.
1910 (mips_address_cost): Likewise.
1911 * config/mips/mips.md (length): Use mips_load_store_insns instead
1912 of mips_fetch_insns.
1913 * config/mips/constraints.md (R): Use mips_address_insns rather
1914 than mips_fetch_insns. Assume that the move never needs to be split.
1916 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1918 * config/mips/mips.opt (mhard-float, msoft-float): Make these
1919 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
1920 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
1921 * config/mips/mips.h (mips16_hard_float): Delete.
1922 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
1923 definitions, and replace with....
1924 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
1925 * config/mips/mips.c (mips16_hard_float): Delete. Replace
1926 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
1927 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
1928 (override_options): Replace MASK_SOFT_FLOAT references with
1929 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
1930 and mips16_hard_float when TARGET_MIPS16.
1932 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1935 * c-typeck.c (build_binary_op): Check for non pointer types before
1936 calling int_fits_type_p.
1938 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1941 * fold-const.c (omit_one_operand): Return only the ommitted expression
1942 if the result is an empty statement.
1943 (pedantic_omit_one_operand): Likewise.
1945 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
1947 * c-typeck.c (readonly_error): Improve error for assignment.
1949 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
1951 (pp_c_expression): Ditto.
1953 2007-08-09 Simon Baldwin <simonb@google.com>
1955 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
1956 break that was preventing simplify_associative_operation() for xor.
1958 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1959 Nigel Stephens <nigel@mips.com>
1961 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
1962 Document change in interpretation of value from boolean to
1964 * optabs.c (expand_ffs, expand_ctz): New functions to compute
1965 ffs and ctz using clz.
1966 (expand_unop): Call them.
1967 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
1969 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
1970 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
1971 enable the new ffs expansion on this target.
1973 2007-08-09 Jan Hubicka <jh@suse.cz>
1975 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
1976 (expand_ternary_op): Likewise.
1977 (expand_vec_shift_expr): Likewise.
1978 (expand_binop_directly): Likewise.
1979 (expand_binop): Likewise.
1980 (sign_expand_binop): Likewise.
1981 (expand_twoval_unop): Likewise.
1982 (expand_twoval_binop): Likewise.
1983 (expand_twoval_binop_libfunc): Likewise.
1984 (widen_clz): Likewise.
1985 (widen_bswap): Likewise.
1986 (expand_parity): Likewise.
1987 (expand_unop): Likewise.
1988 (expand_abs_nojump): Likewise.
1989 (expand_copysign): Likewise.
1990 (emit_no_conflict_block): Likewise.
1991 (emit_libcall_block): Likewise.
1992 (can_compare_p): Likewise.
1993 (prepare_cmp_insn): Likewise.
1994 (emit_cmp_and_jump_insn_1): Likewise.
1995 (prepare_float_lib_cmp): Likewise.
1996 (emit_conditional_add): Likewise.
1997 (gen_add2_insn): Likewise.
1998 (have_add2_insn): Likewise.
1999 (gen_sub2_insn): Likewise.
2000 (have_sub2_insn): Likewise.
2001 (can_extend_p): Likewise.
2002 (can_fix_p): Likewise.
2003 (can_float_p): Likewise.
2004 (expand_float): Likewise.
2005 (expand_fix): Likewise.
2006 (expand_sfix_optab): Likewise.
2007 (new_optab): Likewise.
2008 (new_convert_optab): Likewise.
2009 (init_libfuncs): Likewise.
2010 (init_interclass_conv_libfuncs): Likewise.
2011 (init_intraclass_conv_libfuncs): Likewise.
2012 (set_conv_libfunc): Likewise.
2013 (init_optabs): Likewise.
2014 (debug_optab_libfuncs): Likewise.
2015 (gen_cond_trap): Likewise.
2016 * optabs.h (optab_handler, convert_optab_hanlder): New.
2017 * genopinit.c: Update optabs generation table.
2018 * reload.c (find_reloads_address_1): Use optabs accestors.
2019 * builtins.c (expand_builtin_mathfn): Likewise.
2020 (expand_builtin_mathfn_2): Likewise.
2021 (expand_builtin_mathfn_3): Likewise.
2022 (expand_builtin_interclass_mathfn): Likewise.
2023 (expand_builtin_sincos): Likewise.
2024 (expand_builtin_cexpi): Likewise.
2025 (expand_builtin_powi): Likewise.
2026 (expand_builtin_strlen): Likewise.
2027 * dojump.c (do_jump): Likewise.
2028 * expr.c (convert_move): Likewise.
2029 (move_by_pieces): Likewise.
2030 (move_by_pieces_ninsns): Likewise.
2031 (can_store_by_pieces): Likewise.
2032 (store_by_pieces_1): Likewise.
2033 (emit_move_via_integer): Likewise.
2034 (emit_move_complex): Likewise.
2035 (emit_move_ccmode): Likewise.
2036 (emit_move_insn_1): Likewise.
2037 (emit_single_push_insn): Likewise.
2038 (store_constructor): Likewise.
2039 (expand_expr_real_1): Likewise.
2040 (do_store_flag): Likewise.
2041 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
2042 (enumerate_modes): Likewise.
2043 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2044 (supportable_widening_operation): Likewise.
2045 (supportable_narrowing_operation): Likewise.
2046 * expmed.c (store_bit_field_1): Likewise.
2047 (extract_bit_field_1): Likewise.
2048 (expand_mult_highpart_optab): Likewise.
2049 (expand_smod_pow2): Likewise.
2050 (expand_divmod): Likewise.
2051 (emit_store_flag): Likewise.
2052 * tree-vect-patterns.c
2053 (vect_pattern_recog_1): Likewise.
2054 * tree-ssa-loop-prefetch.c
2055 (nontemporal_store_p): Likewise.
2056 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
2057 (vect_create_epilog_for_reduction): Likewise.
2058 (vectorizable_reduction): Likewise.
2059 (vectorizable_operation): Likewise.
2060 (vect_strided_store_supported): Likewise.
2061 (vectorizable_store): Likewise.
2062 (vect_strided_load_supported): Likewise.
2063 (vectorizable_load): Likewise.
2064 * combine.c (simplify_comparison): Likewise.
2065 * tree-vect-generic.c
2066 (type_for_widest_vector_mode): Likewise.
2067 (expand_vector_operations_1): Likewise.
2068 * config/spu/spu.c (spu_expand_mov): Likewise.
2069 (spu_emit_vector_compare): Likewise.
2070 * config/rs6000/rs6000.c
2071 (rs6000_emit_vector_compare): Likewise.
2072 * stmt.c (add_case_node): Likewise.
2073 * reload1.c (gen_reload):
2075 2007-08-09 Michael Matz <matz@suse.de>
2077 * tree.h (fixed_zerop): Declare as taking a const_tree.
2078 * tree.c (fixed_zerop): Take a const_tree.
2080 2007-08-09 Ira Rosen <irar@il.ibm.com>
2082 * tree-vect-transform.c (vectorizable_store): Remove call to
2083 copy_virtual_operands() and call mark_symbols_for_renaming() for
2084 the created vector store.
2085 (vect_setup_realignment): Don't call copy_virtual_operands() and
2086 update_vuses_to_preheader().
2087 (vectorizable_load): Don't call copy_virtual_operands().
2088 (update_vuses_to_preheader): Remove.
2090 2007-08-08 Chao-ying Fu <fu@mips.com>
2092 * tree.def (FIXED_POINT_TYPE): New type.
2093 (FIXED_CST): New constant.
2094 (FIXED_CONVERT_EXPR): New expr.
2095 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
2096 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
2097 * tree.h (struct tree_base): Add saturating_flag.
2098 Remove one bit of spare for saturating_flag.
2099 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
2100 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
2101 FIXED_POINT_TYPE_P): Define.
2102 (TYPE_SATURATING): Define.
2103 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
2104 (struct tree_fixed_cst): New.
2105 (TYPE_IBIT, TYPE_FBIT): Define.
2106 (tree_node): Add fixed_cst.
2107 (enum tree_index): Add new enumeration values of
2108 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
2109 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
2110 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
2111 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
2112 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
2113 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
2114 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
2115 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
2116 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
2117 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
2118 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
2119 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
2120 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
2121 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
2122 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
2123 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
2124 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
2125 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
2126 (sat_short_fract_type_node, sat_fract_type_node,
2127 sat_long_fract_type_node, sat_long_long_fract_type_node,
2128 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
2129 sat_unsigned_long_fract_type_node,
2130 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
2131 fract_type_node, long_fract_type_node, long_long_fract_type_node,
2132 unsigned_short_fract_type_node, unsigned_fract_type_node,
2133 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
2134 sat_short_accum_type_node, sat_accum_type_node,
2135 sat_long_accum_type_node, sat_long_long_accum_type_node,
2136 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
2137 sat_unsigned_long_accum_type_node,
2138 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
2139 accum_type_node, long_accum_type_node, long_long_accum_type_node,
2140 unsigned_short_accum_type_node, unsigned_accum_type_node,
2141 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
2142 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
2143 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
2144 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
2145 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
2146 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
2147 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
2148 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
2149 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
2150 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
2151 sat_uda_type_node, sat_uta_type_node): New macro.
2152 (make_fract_type, make_accum_type): Declare.
2153 (make_signed_fract_type, make_unsigned_fract_type,
2154 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
2155 make_signed_accum_type, make_unsigned_accum_type,
2156 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
2157 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
2158 make_or_reuse_sat_signed_fract_type,
2159 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
2160 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
2161 make_or_reuse_sat_unsigned_accum_type): New macro.
2162 (fixed_zerop): Declare.
2163 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2164 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2165 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2166 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2167 * treestruct.def: Add TS_FIXED_CST.
2168 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
2170 (tree-dump.o): Likewise.
2171 (print-tree.o): Likewise.
2172 (tree-pretty-print.o): Likewise.
2173 (fold-const.o): Likewise.
2174 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
2175 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
2176 (is_gimple_min_invariant): Handle FIXED_CST.
2177 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
2178 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2179 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2180 (layout_type): Handle FIXED_POINT_TYPE.
2181 (make_fract_type, make_accum_type): New functions.
2182 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
2183 * tree-dump.c (fixed-value.h): New include.
2184 (dump_fixed): New function.
2185 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
2186 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
2187 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
2188 * tree-pretty-print.c (fixed-value.h): New include.
2189 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
2191 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
2192 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
2193 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
2194 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
2195 for non-saturating fixed-point types.
2196 (reassociate_bb): Likewise.
2197 * emit-rtl.c (fixed-value.h): New include.
2198 (fconst0, fconst1): New array.
2199 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
2200 * tree-vect-generic.c expand_vector_operation): Support
2201 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
2203 (type_for_widest_vector_mode): Add one parameter for the
2205 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
2207 Pass the satp parameter to type_for_mode for fixed-point types.
2208 (expand_vector_operations_1): Pass the saturating flag to
2209 type_for_widest_vector_mode.
2210 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2211 and MODE_VECTOR_UACCUM.
2212 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
2213 (vectorizable_condition): Likewise.
2214 * tree.c (fixed-value.h): New include.
2215 (tree_code_size): Support FIXED_CST.
2216 (build_fixed): New function.
2217 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
2218 (fixed_zerop): New function.
2219 (tree_node_structure): Support FIXED_CST.
2220 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
2221 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
2222 (type_hash_eq): Handle FIXED_POINT_TYPE.
2223 (simple_cst_equal): Support FIXED_CST.
2224 (iterative_hash_expr): Handle FIXED_CST.
2225 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
2226 (get_narrower): Likewise.
2227 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
2228 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
2229 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
2230 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
2232 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
2233 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2234 (initializer_zerop): Support FIXED_CST.
2235 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
2236 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
2237 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
2238 (is_base_type): Handle FIXED_POINT_TYPE.
2239 (add_type_attribute): Handle FIXED_POINT_TYPE.
2240 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
2241 * print-tree.c (fixed-value.h): New include.
2242 (print_node_brief): Support FIXED_CST.
2243 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
2244 * c-pretty-print.c (fixed-value.h): New include.
2245 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
2246 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
2247 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
2248 Support fixed-point types for inner items in VECTOR_TYPE.
2249 (pp_c_direct_declarator): Likewise.
2250 (pp_c_declarator): Likewise.
2251 (pp_c_fixed_constant): New function.
2252 (pp_c_constant): Handle FIXED_CST.
2253 (pp_c_primary_expression): Likewise.
2254 (pp_c_expression): Likewise.
2255 * fold-const.c (fixed-value.h): New include.
2256 (negate_expr_p): Return true for FIXED_CST.
2257 (fold_negate_expr): Support FIXED_CST.
2258 (split_tree): Support FIXED_CST.
2259 (const_binop): Support FIXED_CST.
2260 (fold_convert_const_int_from_fixed): New function to convert from
2262 (fold_convert_const_real_from_fixed): New function to convert from
2264 (fold_convert_const_fixed_from_fixed): New function to convert from
2265 fixed to another fixed.
2266 (fold_convert_const_fixed_from_int): New function to convert from
2268 (fold_convert_const_fixed_from_real): New function to convert from
2270 (fold_convert_const): Support conversions from fixed to int, from
2271 fixed to real, from fixed to fixed, from int to fixed, and from real
2273 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
2274 (operand_equal_p): Support FIXED_CST.
2275 (make_range): For fixed-point modes, we need to pass the
2276 saturating flag as the 2nd parameter.
2277 (tree_swap_operands_p): Handle FIXED_CST.
2278 (fold_plusminus_mult_expr): For fract modes, we cannot generate
2280 (fold_unary): Support FIXED_CONVERT_EXPR.
2281 (fold_binary): Handle FIXED_CST.
2282 Make sure the type is not saturating, before associating operations.
2283 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
2284 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
2285 (fold_negate_const): Support FIXED_CST.
2286 (fold_relational_const): Support FIXED_CST.
2287 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
2288 (gimplify_expr): Handle FIXED_CST.
2289 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
2290 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
2291 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
2292 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
2293 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2294 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2295 LONG_LONG_ACCUM_TYPE_SIZE.
2296 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
2297 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
2298 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
2299 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
2300 MODE_ACCUM, and MODE_UACCUM.
2301 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
2302 fixed-point types to disable reduction.
2303 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
2305 2007-08-08 David Edelsohn <edelsohn@gnu.org>
2307 * config/rs6000/x-rs6000: New file.
2308 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
2309 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
2310 (EXTRA_SPEC_FUNCTIONS): Define.
2311 (HAVE_LOCAL_CPU_DETECT): Define.
2312 (CC1_CPU_SPEC): Define.
2313 * config/rs6000/driver-rs6000.c: New file.
2314 * config/rs6000/aix.h (CC1_SPEC): Define.
2315 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
2316 * config.host: Add x-rs6000 to host_xmake_file if host and target
2317 are rs6000 or powerpc.
2319 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2321 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
2323 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2324 Sandra Loosemore <sandra@codesourcery.com>
2325 Chao-ying Fu <fu@mips.com>
2326 Nigel Stephens <nigel@mips.com>
2327 David Ung <davidu@mips.com>
2329 * doc/invoke.texi (-mcode-readable): Document.
2330 * config/mips/mips.opt (mcode-readable): New option.
2331 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
2332 * config/mips/mips.h (mips_code_readable_setting): New enum.
2333 (mips_code_readable): Declare.
2334 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
2335 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
2336 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
2337 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
2338 boiler-plate comments.
2339 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2340 * config/mips/mips.c (mips_code_readable): New variable.
2341 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
2342 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
2343 context and -mcode-readable setting to restrict the use of
2344 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
2345 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
2346 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
2347 (mips_blocks_for_constant_p): Only return false for
2348 TARGET_MIPS16_PCREL_LOADS.
2349 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
2350 for MIPS16. Handle SYMBOL_32_HIGH.
2351 (mips_const_insns): Allow HIGHs for MIPS16 too.
2352 (mips_unspec_address_offset): New function, split out from...
2353 (mips_unspec_address): ...here.
2354 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
2355 16-bit symbolic constants. Assert approropiate conditions for
2356 using the "la" and "dla" macros.
2357 (mips_handle_option): Handle -mcode-readable=.
2358 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
2359 Set up mips_lo_relocs[SYMBOL_32_HIGH].
2360 (mips_strip_unspec_address): New function, split out from...
2361 (print_operand_reloc): ...here.
2362 (print_operand): Pass constants through mips_strip_unspec_address.
2363 (print_operand_address): Likewise.
2364 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
2365 (mips_select_rtx_section): Remove MIPS16 handling.
2366 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
2367 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
2368 (mips16_lay_out_constants): Do nothing unless
2369 TARGET_MIPS16_PCREL_LOADS.
2370 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
2371 * config/mips/mips.md: Split HIGHs for MIPS16.
2372 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2374 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2376 * config/mips/mips-protos.h (mips_emit_move): Declare.
2377 * config/mips/mips.c (mips_emit_move): New function.
2378 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
2379 (mips_legitimize_const_move): Likewise.
2380 (mips_legitimize_move): Likewise.
2381 (mips_split_64bit_move): Likewise.
2382 (mips_restore_gp): Likewise.
2383 (mips_load_call_address): Likewise.
2384 (mips_emit_fcc_reload): Likewise.
2385 (mips_set_return_address): Likewise.
2386 (mips_block_move_straight): Likewise.
2387 (mips_block_move_loop): Likewise.
2388 (mips_setup_incoming_varargs): Likewise.
2389 (mips_save_reg): Likewise.
2390 (mips_expand_prologue): Likewise.
2391 (mips_restore_reg): Likewise.
2392 (mips_expand_epilogue): Likewise.
2393 (mips_output_mi_thunk): Likewise.
2394 (build_mips16_call_stub): Likewise.
2395 (mips_builtin_branch_and_move): Likewise.
2396 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
2397 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2398 (fixuns_truncdfdi2): Likewise.
2399 (fixuns_truncsfsi2): Likewise.
2400 (fixuns_truncsfdi2): Likewise.
2401 (loadgp_absolute): Likewise.
2402 (builtin_setjmp_setup): Likewise.
2403 (builtin_longjmp): Likewise.
2404 (untyped_call): Likewise.
2406 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2408 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
2409 an "rtx *" argument. Return a bool.
2410 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
2411 values and return true if they can be split. Take the same kind of
2412 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
2413 and store the lo_sum there if nonnull. Use the symbol type to
2414 determine whether a $gp or HIGH is needed.
2415 (mips_legitimize_address): Update call to mips_split_symbol and
2416 simplify accordingly.
2417 (mips_legitimize_const_move): Likewise.
2418 * config/mips/mips.md: In the combine define_split,
2419 check mips_split_symbol instead of splittable_symbolic_operand.
2420 Update use of mips_split_symbol in the generator code.
2421 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
2423 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2425 * config/mips/mips.c (mips_symbolic_address_p): Delete.
2426 (mips_symbol_insns_1): New function, split out from...
2427 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
2428 and stores separately from load addresses.
2429 (mips_classify_address): Replace uses of mips_symbolic_address_p
2430 with uses of mips_symbol_insns.
2431 (mips_address_insns): Update calls to mips_symbol_insns.
2432 (mips_const_insns): Likewise.
2433 (mips_legitimize_address): Likewise.
2435 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2437 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
2438 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
2439 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
2440 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
2441 non-call contexts if TARGET_MIPS16.
2442 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
2443 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
2444 code for SYMBOL_ABSOLUTE.
2445 (mips_symbol_insns): Likewise.
2447 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2449 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
2450 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
2451 (mips_symbolic_constant_p): Likewise. Update the call to
2452 mips_classify_symbol.
2453 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
2454 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
2455 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
2456 (print_operand_reloc): Add a context argument. Update the call to
2457 mips_symbolic_constant_p.
2458 (print_operand): Update the calls to print_operand_reloc.
2459 (print_operand_address): Use print_operand_reloc rather than
2461 (mips_rewrite_small_data_p): Add a context argument. Update the call
2462 to mips_symbolic_constant_p.
2463 (mips_small_data_pattern_1): Make DATA the containing mem.
2464 Update the call to mips_rewrite_small_data_p.
2465 (mips_rewrite_small_data_1): Likewise.
2466 (mips_use_anchors_for_symbol_p): Update the call to
2467 mips_symbolic_constant_p.
2468 * config/mips/predicates.md (const_call_insn_operand): Likewise.
2469 (splittable_symbolic_operand): Likewise.
2470 (move_operand): Likewise.
2471 (absolute_symbolic_operand): Likewise.
2472 (got_disp_operand): Likewise.
2473 (got_page_ofst_operand): Likewise.
2475 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2477 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
2478 (SYMBOL_ABSOLUTE): ...this.
2479 (SYMBOL_SMALL_DATA): Rename to...
2480 (SYMBOL_GP_RELATIVE): ...this.
2481 (SYMBOL_CONSTANT_POOL): Rename to...
2482 (SYMBOL_PC_RELATIVE): ...this.
2483 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
2484 (mips_symbolic_address_p, mips_symbol_insns, override_options)
2485 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
2486 after above changes.
2487 * config/mips/predicates.md (const_call_insn_operand): Likewise.
2488 (general_symbolic_operand): Rename to...
2489 (absolute_symbolic_operand): ...this.
2490 * config/mips/mips.md: Update after above changes.
2492 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
2493 Revital Eres <eres@il.ibm.com>
2495 * ddg.c (print_ddg): Add dump information.
2496 * modulo-sched.c (print_node_sched_params): Add parameter and
2498 (calculate_maxii): Remove function.
2499 (undo_generate_reg_moves): Likewise.
2500 (undo_permute_partial_schedule): Likewise.
2501 (kernel_number_of_cycles): Likewise.
2502 (MAXII_FACTOR): New definition to calculate the upper bound of II.
2503 (sms_schedule): Use it. Remove profitability checks.
2504 (sms_schedule_by_order): Fix order of nodes within the cycle.
2506 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
2508 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
2509 -profile option, add pie support.
2510 (ENDFILE_SPEC): New spec.
2511 * config/gnu.h (LIB_SPEC): Add -profile option.
2513 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
2515 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
2516 * config/gnu.h (LIB_SPEC): Likewise.
2518 2007-08-07 Yaz Saito <saito@google.com>
2519 Ian Lance Taylor <iant@google.com>
2521 * common.opt (finstrument-functions-exclude-function-list): New
2523 (finstrument-functions-exclude-file-list): New option.
2524 * opts.c (char_p): Define and DEF_VEC.
2525 (flag_instrument_functions_exclude_functions): New static
2527 (flag_instrument_functions_exclude_files): New static variable.
2528 (add_instrument_functions_exclude_list): New static function.
2529 (flag_instrument_functions_exclude_p): New function.
2530 (common_handle_option): Handle new options.
2531 * flags.h (flag_instrument_functions_exclude_p): Declare.
2532 * gimplify.c (gimplify_function_tree): Call
2533 flag_instrument_functions_exclude_p.
2534 * doc/invoke.texi (Option Summary): Mention new options.
2535 (Code Gen Options): Document new options.
2537 2007-08-07 Ian Lance Taylor <iant@google.com>
2539 PR rtl-optimization/32776
2540 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
2541 (resolve_use): Likewise.
2542 (decompose_multiword_subregs): Remove "changed" local variable.
2544 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
2546 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
2547 * configure: Regenerate.
2548 * config.in: Regenerate.
2549 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
2552 2007-08-07 Ian Lance Taylor <iant@google.com>
2554 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
2555 note, just delete the insn.
2557 2007-08-07 Andreas Schwab <schwab@suse.de>
2560 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
2563 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
2565 * lower-subreg.c (resolve_subreg_use): Remove assertion.
2566 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
2567 (decompose_multiword_subregs): Use the functions above to decompose
2568 multiword shifts and zero-extends.
2570 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
2572 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
2573 "assemble" descriptions which were swapped.
2575 2007-08-06 Chao-ying Fu <fu@mips.com>
2577 * fixed-value.h: New file.
2578 * fixed-value.c: New file.
2579 * Makefile.in (OBJS-common): Add fixed-value.o.
2580 (fixed-value.o): New rule.
2581 (GTFILES): Add fixed-value.h.
2582 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
2583 to compare a.low and b.low.
2584 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
2586 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2587 Daniel Jacobowitz <dan@codesourcery.com>
2590 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
2592 (x86_64-*-netbsd*): Likewise.
2593 (x86_64-*-linux*): Likewise.
2594 (x86_64-*-kfreebsd*-gnu): Likewise.
2595 (x86_64-*-knetbsd*-gnu): Likewise.
2596 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
2598 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
2600 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
2601 Add -fno-asynchronous-unwind-tables.
2603 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
2604 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
2605 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
2606 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
2607 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
2609 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2611 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
2612 (TARGET_C_MODE_FOR_SUFFIX): New.
2614 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2616 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
2618 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2620 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
2622 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2624 * config/i386/i386.md: Check TARGET_ macros and optimize_size
2625 before checking function returns in conditional expressions.
2627 2007-08-06 Alfred Minarik <a.minarik@aon.at>
2630 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
2632 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2635 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
2636 for INTEGRAL_TYPE_P.
2638 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
2640 * configure.ac: Remove --enable-checking=df from default settings.
2641 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
2642 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
2643 if the parameter is true.
2644 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
2645 DF_VERIFY_SCHEDULED flag is true.
2646 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
2647 (df_finish_pass): Adjust prototype.
2648 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
2651 * see.c (pass_see): Add TODO_df_verify.
2652 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
2653 * global.c (rest_of_handle_global_alloc): Schedule verification
2655 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
2657 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
2658 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
2659 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
2661 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
2662 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
2663 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
2665 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
2666 Revital Eres <eres@il.ibm.com>
2668 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
2670 * ddg.c (create_ddg_dependence): Rename to...
2671 (create_ddg_dep_from_intra_loop_link): This. Do not check
2672 for interloop edges. Do not create anti dependence edge when
2673 a true dependence edge exists in the opposite direction and
2674 -fmodulo-sched-allow-regmoves is set.
2675 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
2676 (add_cross_iteration_register_deps): Create anti dependence edge
2677 when -fno-modulo-sched-allow-regmoves is set.
2678 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
2680 2007-08-04 Richard Sandiford <richard@codesourcery.com>
2682 * config/arm/arm.md (movsi): Add braces.
2684 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2687 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
2688 operands for the folding of "A - (A & B)" into "~B & A"; cast them
2691 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
2693 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
2694 state accessor functions.
2695 * cfgloopmanip.c (remove_path, create_preheaders,
2696 force_single_succ_latches, fix_loop_structure): Ditto.
2697 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2698 tree_duplicate_loop_to_header_edge): Ditto.
2699 * cfgloopanal.c (mark_irreducible_loops): Ditto.
2700 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
2702 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
2703 cleanup_tree_cfg): Ditto.
2704 * tree-cfg.c (tree_merge_blocks): Ditto.
2705 * cfgloop.c (rescan_loop_exit, record_loop_exits,
2706 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
2707 loop_preheader_edge, single_exit): Ditto.
2708 (flow_loops_find): Do not clear loops->state.
2709 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
2710 loops_state_clear): New functions.
2712 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2715 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2716 when adding to the base and convert ELT to sizetype instead of type.
2718 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2721 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
2722 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
2724 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2727 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
2728 correct type the negate expression.
2730 2007-08-03 Jan Hubicka <jh@suse.cz>
2732 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
2735 2007-08-03 David Edelsohn <edelsohn@gnu.org>
2737 * config/rs6000/rs6000.c (struct processor_cost): Change
2738 l1_cache_lines to l1_cache_size. Add l2_cache_size.
2739 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
2741 (rios1_costs, rios2_cost): Correct cache line size.
2742 (rs6000_override_options): Set l2-cache-size parameter.
2744 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2745 Diego Novillo <dnovillo@google.com>
2748 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
2749 if the range includes 0.
2751 2007-08-03 Ben Elliston <bje@au.ibm.com>
2753 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
2754 mode to unspec expressions to silence a warning from the generator
2757 2007-08-02 Steve Ellcey <sje@cup.hp.com>
2759 * config/ia64/constraints.md ("U"): Make constraint vector only.
2761 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2764 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
2765 always_inline attribute on the function decl.
2767 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2770 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
2771 if we are compiling with -fPIC.
2773 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
2774 Nigel Stephens <nigel@mips.com>
2776 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
2777 Define for MIPS32 and MIPS64.
2779 2007-08-02 Nick Clifton <nickc@redhat.com>
2781 * config/host-hpux.c: Change copyright header to refer to version
2782 3 of the GNU General Public License and to point readers at the
2783 COPYING3 file and the FSF's license web page.
2784 * config/alpha/predicates.md, config/alpha/vms-ld.c,
2785 config/alpha/linux.h, config/alpha/alpha.opt,
2786 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
2787 config/alpha/vms-unwind.h, config/alpha/ev4.md,
2788 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
2789 config/alpha/alpha.h, config/alpha/sync.md,
2790 config/alpha/openbsd.h, config/alpha/alpha.md,
2791 config/alpha/alpha-modes.def, config/alpha/ev5.md,
2792 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
2793 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
2794 config/alpha/constraints.md, config/alpha/osf.h,
2795 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
2796 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
2797 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
2798 config/frv/frv-asm.h, config/frv/frv-protos.h,
2799 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
2800 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
2801 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
2802 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
2803 config/s390/s390.opt, config/s390/s390-modes.def,
2804 config/s390/fixdfdi.h, config/s390/constraints.md,
2805 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
2806 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
2807 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
2808 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
2809 config/m32c/prologue.md, config/m32c/m32c.abi,
2810 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
2811 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
2812 config/m32c/t-m32c, config/m32c/m32c-modes.def,
2813 config/m32c/jump.md, config/m32c/shift.md,
2814 config/m32c/m32c-protos.h, config/libgloss.h,
2815 config/spu/spu-protos.h, config/spu/predicates.md,
2816 config/spu/spu-builtins.h, config/spu/spu.c,
2817 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
2818 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
2819 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
2820 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
2821 config/sparc/hypersparc.md, config/sparc/predicates.md,
2822 config/sparc/linux.h, config/sparc/sp64-elf.h,
2823 config/sparc/supersparc.md, config/sparc/cypress.md,
2824 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
2825 config/sparc/niagara.md, config/sparc/sparc.md,
2826 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
2827 config/sparc/sparc.opt, config/sparc/sync.md,
2828 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
2829 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
2830 config/sparc/sparc.c, config/sparc/little-endian.opt,
2831 config/sparc/sysv4-only.h, config/sparc/sparc.h,
2832 config/sparc/linux64.h, config/sparc/freebsd.h,
2833 config/sparc/sol2.h, config/sparc/rtemself.h,
2834 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
2835 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
2836 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
2837 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
2838 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
2839 config/m32r/linux.h, config/m32r/constraints.md,
2840 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
2841 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
2842 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
2843 config/i386/i386.md, config/i386/netware-crt0.c,
2844 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
2845 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
2846 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
2847 config/i386/sol2.h, config/i386/constraints.md,
2848 config/i386/netware-libgcc.c, config/i386/sysv5.h,
2849 config/i386/predicates.md, config/i386/geode.md,
2850 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
2851 config/i386/freebsd64.h, config/i386/vxworksae.h,
2852 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
2853 config/i386/rtemself.h, config/i386/netbsd-elf.h,
2854 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
2855 config/i386/netware.h, config/i386/i386-modes.def,
2856 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
2857 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
2858 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
2859 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
2860 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
2861 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
2862 config/i386/xm-mingw32.h, config/i386/linux64.h,
2863 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
2864 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
2865 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
2866 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
2867 config/i386/cygwin2.c, config/i386/i386-protos.h,
2868 config/i386/sync.md, config/i386/openbsd.h,
2869 config/i386/host-mingw32.c, config/i386/i386-aout.h,
2870 config/i386/nto.h, config/i386/biarch64.h,
2871 config/i386/i386-coff.h, config/i386/freebsd.h,
2872 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
2873 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
2874 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
2875 config/darwin-protos.h, config/linux.opt, config/sol2.c,
2876 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
2877 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
2878 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
2879 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
2880 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
2881 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
2882 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
2883 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
2884 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
2885 config/sh/superh64.h, config/sh/rtemself.h,
2886 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
2887 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
2888 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
2889 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
2890 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
2891 config/avr/predicates.md, config/avr/constraints.md,
2892 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
2893 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
2894 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
2895 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
2896 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
2897 config/c4x/c4x-modes.def, config/c4x/rtems.h,
2898 config/c4x/predicates.md, config/c4x/c4x.h,
2899 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
2900 config/xtensa/predicates.md, config/xtensa/xtensa.c,
2901 config/xtensa/linux.h, config/xtensa/xtensa.h,
2902 config/xtensa/elf.h, config/xtensa/xtensa.md,
2903 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
2904 config/xtensa/xtensa-protos.h, config/dbx.h,
2905 config/stormy16/predicates.md, config/stormy16/stormy16.md,
2906 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
2907 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
2908 config/host-solaris.c, config/fr30/fr30.h,
2909 config/fr30/predicates.md, config/fr30/fr30-protos.h,
2910 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
2911 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
2912 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
2913 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
2914 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
2915 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
2916 config/host-linux.c, config/interix3.h, config/cris/cris.c,
2917 config/cris/predicates.md, config/cris/linux.h,
2918 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
2919 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
2920 config/cris/aout.opt, config/cris/cris-protos.h,
2921 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
2922 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2923 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
2924 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
2925 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
2926 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
2927 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
2928 config/chorus.h, config/mn10300/mn10300.c,
2929 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
2930 config/mn10300/mn10300.h, config/mn10300/linux.h,
2931 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
2932 config/mn10300/mn10300.md, config/ia64/predicates.md,
2933 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
2934 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
2935 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
2936 config/ia64/freebsd.h, config/ia64/ia64.md,
2937 config/ia64/ia64-modes.def, config/ia64/constraints.md,
2938 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
2939 config/gofast.h, config/rtems.h, config/sol2-10.h,
2940 config/m68k/predicates.md, config/m68k/m68k.md,
2941 config/m68k/linux.h, config/m68k/m68k-modes.def,
2942 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
2943 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
2944 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
2945 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
2946 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
2947 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
2948 config/m68k/constraints.md, config/m68k/rtemself.h,
2949 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
2950 config/m68k/uclinux.h, config/rs6000/power4.md,
2951 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
2952 config/rs6000/linux.h, config/rs6000/eabi.h,
2953 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
2954 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
2955 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
2956 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
2957 config/rs6000/windiss.h, config/rs6000/603.md,
2958 config/rs6000/aix41.h, config/rs6000/cell.md,
2959 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
2960 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
2961 config/rs6000/darwin.md, config/rs6000/darwin64.h,
2962 config/rs6000/default64.h, config/rs6000/7xx.md,
2963 config/rs6000/darwin.opt, config/rs6000/spe.md,
2964 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
2965 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
2966 config/rs6000/7450.md, config/rs6000/linux64.h,
2967 config/rs6000/constraints.md, config/rs6000/440.md,
2968 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
2969 config/rs6000/rs6000.c, config/rs6000/aix52.h,
2970 config/rs6000/rs6000.h, config/rs6000/power6.md,
2971 config/rs6000/predicates.md, config/rs6000/altivec.md,
2972 config/rs6000/aix64.opt, config/rs6000/rios1.md,
2973 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
2974 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
2975 config/rs6000/darwin7.h, config/rs6000/dfp.md,
2976 config/rs6000/linux64.opt, config/rs6000/sync.md,
2977 config/rs6000/vxworksae.h, config/rs6000/power5.md,
2978 config/rs6000/lynx.h, config/rs6000/biarch64.h,
2979 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
2980 config/rs6000/eabispe.h, config/rs6000/e500.h,
2981 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
2982 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
2983 config/rs6000/aix.h, config/rs6000/vxworks.h,
2984 config/rs6000/40x.md, config/rs6000/aix51.h,
2985 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
2986 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
2987 config/arc/arc.h, config/mcore/mcore-elf.h,
2988 config/mcore/mcore-protos.h, config/mcore/predicates.md,
2989 config/mcore/mcore.md, config/mcore/mcore.c,
2990 config/mcore/mcore.opt, config/mcore/mcore.h,
2991 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
2992 config/score/predicates.md, config/score/score-version.h,
2993 config/score/score-protos.h, config/score/misc.md,
2994 config/score/elf.h, config/score/score.c, config/score/mac.md,
2995 config/score/score7.md, config/score/score.h,
2996 config/score/score-conv.h, config/score/score-mdaux.c,
2997 config/score/score.md, config/score/score.opt,
2998 config/score/score-modes.def, config/score/score-mdaux.h,
2999 config/score/mul-div.S, config/arm/uclinux-elf.h,
3000 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
3001 config/arm/symbian.h, config/arm/linux-elf.h,
3002 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
3003 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
3004 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
3005 config/arm/strongarm-pe.h, config/arm/arm.h,
3006 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
3007 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
3008 config/arm/arm-modes.def, config/arm/linux-eabi.h,
3009 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
3010 config/arm/arm-cores.def, config/arm/arm-protos.h,
3011 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
3012 config/arm/wince-pe.h, config/arm/neon.md,
3013 config/arm/constraints.md, config/arm/neon.ml,
3014 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
3015 config/arm/arm.opt, config/arm/arm926ejs.md,
3016 config/arm/predicates.md, config/arm/iwmmxt.md,
3017 config/arm/arm_neon.h, config/arm/unknown-elf.h,
3018 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
3019 config/arm/neon-testgen.ml, config/arm/arm.md,
3020 config/arm/xscale-coff.h, config/arm/pe.c,
3021 config/arm/arm-generic.md, config/arm/pe.h,
3022 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
3023 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
3024 config/arm/strongarm-elf.h, config/arm/cirrus.md,
3025 config/arm/netbsd-elf.h, config/arm/vxworks.h,
3026 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
3027 config/pa/predicates.md, config/pa/pa64-hpux.h,
3028 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
3029 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
3030 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
3031 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
3032 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
3033 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
3034 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
3035 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
3036 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
3037 config/pa/pa64-regs.h, config/pa/pa-modes.def,
3038 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
3039 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
3040 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
3041 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
3042 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
3043 config/mips/linux64.h, config/mips/elforion.h,
3044 config/mips/constraints.md, config/mips/generic.md,
3045 config/mips/predicates.md, config/mips/4300.md,
3046 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
3047 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
3048 config/mips/5k.md, config/mips/vr4120-div.S,
3049 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
3050 config/mips/mips-protos.h, config/mips/6000.md,
3051 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
3052 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
3053 config/mips/mips-modes.def, config/mips/vr.h,
3054 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
3055 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
3056 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
3057 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
3058 config/vax/openbsd1.h, config/vax/netbsd.h,
3059 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
3060 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
3061 config/h8300/rtems.h, config/h8300/predicates.md,
3062 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
3063 config/h8300/h8300.md, config/h8300/h8300.opt,
3064 config/h8300/coff.h, config/h8300/h8300-protos.h,
3065 config/v850/v850.md, config/v850/predicates.md,
3066 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
3067 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
3068 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
3069 config/mmix/mmix.h, config/mmix/predicates.md,
3070 config/mmix/mmix-protos.h, config/mmix/mmix.md,
3071 config/mmix/mmix.c, config/mmix/mmix.opt,
3072 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
3073 config/bfin/rtems.h, config/bfin/bfin-modes.def,
3074 config/bfin/predicates.md, config/bfin/bfin-protos.h,
3075 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
3078 2007-08-02 Richard Sandiford <richard@codesourcery.com>
3080 * emit-rtl.c (reset_used_decls): Rename to...
3081 (set_used_decls): ...this. Set the used flag rather than clearing it.
3082 (unshare_all_rtl_again): Update accordingly. Set flags on argument
3083 DECL_RTLs rather than resetting them.
3085 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
3087 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
3089 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3091 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
3092 argument to find_reloads_address.
3094 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
3096 PR tree-optimization/32919
3097 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
3098 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
3099 (coalesce_ssa_name): Call it.
3101 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3102 David Ung <davidu@mips.com>
3104 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
3105 (__mips16_unorddf2, __mips16_floatunsidf): New.
3106 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
3108 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
3110 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3112 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
3113 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
3114 * tree.h (OMP_SECTIONS_CONTROL): New macro.
3115 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
3116 * omp-low.c (get_ws_args_for, determine_parallel_type,
3117 expand_omp_for_generic, expand_omp_for_static_nochunk,
3118 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3119 Work with more precise CFG.
3120 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
3121 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
3123 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
3124 * gimple-low.c (lower_stmt): Ditto.
3125 * tree-inline.c (estimate_num_insns_1): Ditto.
3126 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
3127 (OMP_SECTIONS_SWITCH): New.
3128 * tree-cfgcleanup.c (cleanup_omp_return): New.
3129 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
3130 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
3131 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
3132 (tree_redirect_edge_and_branch): Handle omp constructs.
3134 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
3135 with three arguments.
3137 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3139 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
3142 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3144 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
3145 the loop structures may need fixing.
3146 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
3148 (cleanup_tree_cfg_loop): Removed.
3149 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
3150 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
3151 instead of running cleanup_tree_cfg_loop.
3152 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
3153 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
3154 (tree_predictive_commoning): Declaration changed.
3155 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
3157 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3159 * doc/invoke.texi (l1-cache-size): Update documentation.
3160 (l2-cache-size): Document.
3161 * params.h (L2_CACHE_SIZE): New macro.
3162 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
3163 that L1_CACHE_SIZE is in kB now.
3164 (L2_CACHE_SIZE_BYTES): New macro.
3165 (tree_ssa_prefetch_arrays): Show size in kB.
3166 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
3167 and l2_cache_size fields.
3168 * config/i386/driver-i386.c (describe_cache): Detect cache size
3170 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
3171 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
3172 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
3173 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
3174 (override_options): Set l1-cache-size and l2-cache-size to default
3175 values if not specified otherwise.
3176 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
3177 (PARAM_L2_CACHE_SIZE): New.
3179 2007-08-01 Nigel Stephens <nigel@mips.com>
3180 David Ung <davidu@mips.com>
3181 Thiemo Seufer <ths@mips.com>
3182 Chris Dearman <chris@mips.com>
3183 Richard Sandiford <richard@codesourcery.com>
3185 * config.gcc (mips*-sde-elf*): New stanza.
3186 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
3187 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
3188 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
3189 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
3190 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
3191 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
3193 * config/mips/sde.h: New file.
3194 * config/mips/t-libgcc-mips16: Likewise.
3195 * config/mips/t-sde: Likewise.
3196 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
3197 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
3198 _MIPS_FPSET and _MIPS_SZINT.
3199 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
3200 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
3201 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
3202 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
3203 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3204 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3205 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
3206 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
3207 _MIPS_SZPTR and _MIPS_FPSET.
3208 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
3209 architecture is specified.
3210 (MIPS_32BIT_OPTION_SPEC): New macro.
3212 2007-07-31 Dan Hipschman <dsh@google.com>
3214 * gcc.c (end_going_arg): New function.
3215 (do_spec_2): Use it.
3216 (do_spec_1): Use it.
3218 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
3220 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
3221 only if ENABLE_CHECKING is defined.
3223 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
3225 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
3226 df_ru_add_problem, df_ru_get_bb_info): Removed.
3227 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
3228 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
3229 df_ru_free_bb_info, df_ru_alloc,
3230 df_ru_bb_local_compute_process_def,
3231 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3232 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3233 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
3234 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
3235 df_ru_add_problem): Removed.
3237 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3240 * pa.md (casesi32): Use match_scratch. Revise insn condition.
3241 (casesi32p, casesi64p): Likewise.
3242 (casesi): Adjust for above.
3244 2007-07-31 Richard Sandiford <richard@codesourcery.com>
3246 * mode-switching.c (create_pre_exit): Don't search past calls.
3248 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
3250 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
3252 2007-07-31 Revital Eres <eres@il.ibm.com>
3254 * ddg.c (add_deps_for_def): Rename to...
3255 (add_cross_iteration_register_deps): This. Change implementation
3256 to use only reaching def and def-use chains to construct the
3257 inter loop dependencies.
3258 (add_deps_for_use): Remove function.
3259 (build_inter_loop_deps): Call add_cross_iteration_register_deps
3260 function to build the inter loop dependencies.
3261 * modulo-sched.c (sms_schedule): Build only
3262 reaching def and def-use chains for the propose of the ddg
3265 2007-07-31 Julian Brown <julian@codesourcery.com>
3267 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
3268 New define_insns. Use correct RTL.
3269 (vec_set<mode>): Write as expander.
3271 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
3273 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
3274 to an unallocated space.
3276 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
3279 (split_constant_offset): Enable split_constant_offset to extract
3280 constants from other statements.
3281 * tree-vect-transform.c
3282 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
3283 to a temp var. Force base_offset to be simple.
3285 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
3287 * df-scan.c (df_scan_verify): Remove artificial limit on
3288 the number of blocks for verification.
3289 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
3290 df_simulate_defs): Avoid unnecessary insn checking for defs.
3292 2007-07-29 Mark Mitchell <mark@codesourcery.com>
3294 * config/m68k/lb1sf68.asm (FUNC): New macro.
3296 (__udivsi3): Likewise.
3297 (__divsi3): Likewise.
3298 (__umodsi3): Likewise.
3299 (__modsi3): Likewise.
3300 (__subdf3): Likewise.
3301 (__adddf3): Likewise.
3302 (__muldf3): Likewise.
3303 (__divdf3): Likewise.
3304 (__negdf2): Likewise.
3305 (__cmpdf2): Likewise.
3306 (__subsf3): Likewise.
3307 (__addsf3): Likewise.
3308 (__mulsf3): Likewise.
3309 (__divsf3): Likewise.
3310 (__negsf2): Likewise.
3311 (__cmpsf2): Likewise.
3312 (__eqdf2): Likewise.
3313 (__nedf2): Likewise.
3314 (__gtdf2): Likewise.
3315 (__gedf2): Likewise.
3316 (__ltdf2): Likewise.
3317 (__ledf2): Likewise.
3318 (__eqsf2): Likewise.
3319 (__nesf2): Likewise.
3320 (__gtsf2): Likewise.
3321 (__gesf2): Likewise.
3322 (__ltsf2): Likewise.
3323 (__lesf2): Likewise.
3325 2007-07-30 Ollie Wild <aaw@google.com>
3327 * c-ppoutput.c (print_lines_directives_only): New function.
3328 (scan_translation_unit_directives_only): New function.
3329 (preprocess_file): Add call to scan_translation_unit_directives_only.
3330 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
3331 (sanitize_cpp_opts): Add default flag_dump_macros setting for
3332 -fdirectives-only. Add errors for -fdirectives-only conflict with
3333 -Wunused-macros and -traditional.
3334 (finish_options): Add builtin macro initialization for
3335 -fdirectives-only + -fpreprocessed.
3336 * c.opt (fdirectives-only): New.
3337 * doc/cppopts.texi (fdirectives-only): New.
3339 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3341 * alias.c (record_set, memory_modified_1): Constify.
3342 * bt-load.c (note_btr_set): Likewise.
3343 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
3344 * combine.c (set_nonzero_bits_and_sign_copies,
3345 expand_field_assignment, record_dead_and_set_regs_1,
3346 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
3347 likely_spilled_retval_1): Likewise.
3348 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
3349 frv_io_handle_set): Likewise.
3350 * config/mips/mips.c (mips_sim_record_set,
3351 vr4130_true_reg_dependence_p_1): Likewise.
3352 * config/mt/mt.c (insn_dependent_p_1): Likewise.
3353 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
3354 * config/sh/sh.c (flow_dependent_p_1): Likewise.
3355 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
3356 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
3357 * ddg.c (mark_mem_store): Likewise.
3358 * df-problems.c (df_urec_mark_reg_change): Likewise.
3359 * function.c (update_epilogue_consts): Likewise.
3360 * gcse.c (record_set_info, record_last_set_info,
3361 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
3362 reg_clear_last_set): Likewise.
3363 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
3365 * jump.c (reversed_comparison_code_parts): Likewise.
3366 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
3367 reg_is_set): Likewise.
3368 * loop-iv.c (mark_altered): Likewise.
3369 * mode-switching.c (reg_becomes_live): Likewise.
3370 * optabs.c (no_conflict_move_test): Likewise.
3371 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
3373 * postreload.c (reload_combine_note_store, move2add_note_store):
3375 * regmove.c (flags_set_1): Likewise.
3376 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
3378 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
3380 * resource.c (update_live_status): Likewise.
3381 * rtl.h (set_of, note_stores): Likewise.
3382 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
3383 note_stores, parms_set): Likewise.
3384 * sched-rgn.c (sets_likely_spilled_1): Likewise.
3385 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
3387 * var-tracking.c (count_stores, add_stores): Likewise.
3389 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3391 * alias.c (mems_in_disjoint_alias_sets_p,
3392 fixed_scalar_and_varying_struct_p, aliases_everything_p,
3393 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
3394 write_dependence_p, mems_in_disjoint_alias_sets_p,
3395 read_dependence, true_dependence, canon_true_dependence,
3396 anti_dependence, output_dependence): Constify.
3397 * combine.c (extended_count): Likewise.
3398 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
3399 * cselib.c (get_value_hash, references_value_p,
3400 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
3401 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
3402 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
3403 * function.c (contains, prologue_epilogue_contains,
3404 sibcall_epilogue_contains): Likewise.
3405 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
3406 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
3407 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
3408 reg_or_subregno): Likewise.
3409 * recog.c (asm_noperands): Likewise.
3410 * reload1.c (function_invariant_p): Likewise.
3411 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
3412 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
3413 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
3414 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
3415 true_regnum, reg_or_subregno, condjump_in_parallel_p,
3416 extended_count, prologue_epilogue_contains,
3417 sibcall_epilogue_contains, function_invariant_p, true_dependence,
3418 canon_true_dependence, read_dependence, anti_dependence,
3419 output_dependence): Likewise.
3420 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
3422 2007-07-30 Julian Brown <julian@codesourcery.com>
3424 * config/arm/neon.md (V_ext): New mode attribute.
3425 (neon_vget_lane<mode>): Replace with define_expand.
3426 (neon_vget_lane<mode>_sext_internal)
3427 (neon_vget_lane<mode>_zext_internal): New define_insns for double
3428 and quad precision vectors.
3429 (neon_vget_lanedi): Add bounds check. Remove dead comment.
3430 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
3431 have typeless 32-bit result.
3433 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3436 * tree-affine.h (aff_tree): The type of rest is sizetype for types
3438 * tree-affine.c (aff_combination_scale): If type is a pointer type,
3439 use sizetype for rest.
3440 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
3441 (aff_combination_convert): Don't convert rest for pointer types.
3443 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3445 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
3447 * tree-ssa-alias.c: Add alloc-pool.h.
3448 (init_alias_info): Free alias_bitmap_obstack.
3449 (delete_alias_info): Call delete_mem_ref_stats.
3450 (get_mem_sym_stats_for): Use alloc_pool.
3451 (init_mem_ref_stats): Do not delete mem_ref_stats here.
3452 (delete_mem_sym_stats): Removed.
3454 2007-07-29 Sebastian Pop <sebpop@gmail.com>
3456 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
3457 functions cannot be represented as classical distance vectors.
3459 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3461 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
3462 * builtins.c (validate_arg, builtin_mathfn_code,
3463 validate_arglist): Likewise.
3464 * calls.c (call_expr_flags): Likewise.
3465 * combine.c (reg_nonzero_bits_for_combine,
3466 reg_num_sign_bit_copies_for_combine, get_last_value,
3467 reg_truncated_to_mode): Likewise.
3468 * emit-rtl.c (subreg_lowpart_p): Likewise.
3469 * expr.c (highest_pow2_factor_for_target,
3470 categorize_ctor_elements_1, categorize_ctor_elements,
3471 count_type_elements, contains_packed_reference,
3472 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
3473 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
3474 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
3475 native_encode_int, native_encode_real, native_encode_complex,
3476 native_encode_vector, native_encode_expr, native_interpret_int,
3477 native_interpret_real, native_interpret_complex,
3478 native_interpret_vector, native_interpret_expr): Likewise.
3479 * function.c (use_register_for_decl): Likewise.
3480 * gimplify.c (get_name): Likewise.
3481 * langhooks-def.h (lhd_return_null_const_tree): New.
3482 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
3483 * langhooks.c (lhd_return_null_const_tree): New.
3484 * langhooks.h (lang_get_callee_fndecl): Constify.
3485 * output.h (constructor_static_from_elts_p): Likewise.
3486 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
3487 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
3488 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
3489 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
3490 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
3491 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
3492 * rtlhooks-def.h (reg_nonzero_bits_general,
3493 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
3495 * rtlhooks.c (reg_num_sign_bit_copies_general,
3496 reg_nonzero_bits_general, reg_truncated_to_mode_general):
3498 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
3499 * stor-layout.c (mode_for_size_tree): Likewise.
3500 * tree-ssa-loop-im.c (memref_eq): Likewise.
3501 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
3502 * tree.c (contains_placeholder_p, type_list_equal,
3503 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
3505 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
3506 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
3507 contains_placeholder_p, contains_packed_reference,
3508 get_callee_fndecl, operand_equal_for_phi_arg_p,
3509 warn_if_unused_value, is_body_block, native_encode_expr,
3510 native_interpret_expr, fold_convertible_p, operand_equal_p,
3511 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
3512 validate_arglist, simple_cst_equal, type_list_equal,
3513 use_register_for_decl, call_expr_flags, get_name,
3514 highest_pow2_factor): Likewise.
3515 (const_call_expr_arg_iterator_d,
3516 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
3517 first_const_call_expr_arg, more_const_call_expr_args_p,
3518 FOR_EACH_CONST_CALL_EXPR_ARG): New.
3519 * varasm.c (constructor_static_from_elts_p): Constify.
3521 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
3523 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
3524 config/arm/neon-schedgen.ml, config/arm/neon.ml,
3525 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
3526 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
3527 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
3528 tree-vect-transform.c, tree.def: Fix comment typos. Follow
3529 spelling conventions.
3530 * doc/invoke.texi: Follow spelling conventions.
3532 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
3533 Revital Eres <eres@il.ibm.com>
3535 * modulo-sched.c (sms_schedule): Avoid loops which includes
3536 auto-increment instructions.
3538 2007-07-28 Richard Guenther <rguenther@suse.de>
3541 * fold-const.c (fold_cond_expr_with_comparison): Convert
3542 operand zero of MIN/MAX_EXPR to correct type.
3544 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3546 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
3547 flags_from_decl_or_type): Constify.
3548 * gcc.c (do_spec_1): Likewise.
3549 * print-tree.c (dump_addr, print_node_brief): Likewise.
3550 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
3551 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
3552 tree_purge_all_dead_eh_edges): Likewise.
3553 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
3554 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
3556 * tree.c (expr_location, expr_has_location, expr_locus,
3557 expr_filename, expr_lineno, get_inner_array_type,
3558 fields_compatible_p): Likewise.
3559 * tree.h (get_inner_array_type, fields_compatible_p,
3560 expr_location, expr_has_location, expr_locus, expr_filename,
3561 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
3562 setjmp_call_p, alloca_call_p): Likewise.
3564 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3566 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
3567 TV_FLOW_INSENSITIVE.
3569 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
3571 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
3572 (compute_flow_insensitive_aliasing): Ditto for
3573 TV_FLOW_INSENSITIVE.
3575 2007-07-27 Jan Hubicka <jh@suse.cz>
3577 * config/i386/i386.c (register_move_cost): Remove accidentally
3578 comitted #if 0 block.
3580 * attribs.c: Include hashtab.h
3581 (attribute_hash): New.
3582 (substring): New structure.
3583 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
3585 (init_attributes): Initialize attribute hash.
3586 (decl_attributes): Use attribute hash.
3587 * Makefile.in (attribs.c): Depend on hashtab.h.
3589 2007-07-27 Steve Ellcey <sje@cup.hp.com>
3591 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
3593 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3595 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
3596 __mips_dspr2 and __mips_dsp_rev macros.
3597 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
3599 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
3601 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
3603 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
3607 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
3608 and the updating of the live and do_not_gen sets.
3609 (df_note_bb_compute): Added updating of live and do_not_gen sets
3610 for regular defs so that the case of clobber inside conditional
3611 call is processed correctly.
3613 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3615 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
3616 operands with compatible type.
3618 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3620 * expr.h (store_bit_field): Don't return a value.
3621 * expmed.c (check_predicate_volatile_ok): New function.
3622 (store_bit_field_1): New function, extracted from store_bit_field.
3623 Take a fallback_p argument and return true if the operation succeeded.
3624 Only use store_fixed_bit_field if fallback_p. Don't recompute
3625 mode_for_extraction; use op_mode instead. Try forcing memories
3626 into registers if the insv expander fails.
3627 (store_bit_field): Use store_bit_field_1 with fallback_p true.
3628 Don't return a value.
3629 (convert_extracted_bit_field): New function, extracted from
3631 (extract_bit_field_1): Likewise. Take a fallback_p argument
3632 and return NULL if the operation succeeded. Only use
3633 extract_fixed_bit_field if fallback_p. Only calculate one
3634 extraction mode. Combine code for extv and extzv. Try forcing
3635 memories into registers if the ext(z)v expander fails.
3636 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
3638 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3640 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
3642 (df_ref): Likewise. Put regno with other integer fields.
3644 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3646 * df.h (df_mw_hardreg): Remove "loc" field.
3647 * df-scan.c (df_ref_record): Don't set it. Remove redundant
3649 * df-problems.c (df_whole_mw_reg_unused_p): New function,
3650 split out from df_set_unused_notes_for_mw. Return false for
3651 partial references. Assert that mw_reg is a REG when returning true.
3652 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
3653 (df_whole_mw_reg_dead_p): New function, split out from
3654 df_set_dead_notes_for_mw. Return false for partial references.
3655 Assert that mw_reg is a REG when returning true.
3656 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
3657 Remove redundant bitmap check.
3659 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
3661 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
3662 ($(T)crtend.o): Likwise.
3663 ($(T)crtbeginS.o): Likwise.
3664 ($(T)crtendS.o): Likwise.
3665 ($(T)crtfastmath.o): Likwise.
3667 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
3669 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
3670 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
3671 * basic-block.h (struct control_flow_graph): Added x_dom_computed
3672 and x_n_bbs_in_dom_tree fields.
3674 2007-07-26 Steve Ellcey <sje@cup.hp.com>
3676 PR tree-optimization/32087
3677 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
3678 Do not call scale_bbs_frequencies_int with prob of zero.
3680 2007-07-26 Julian Brown <julian@codesourcery.com>
3682 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
3683 (neon_element_bits): Add prototypes.
3684 * config/arm/arm.c (bounds_check, neon_lane_bounds)
3685 (neon_const_bounds, neon_element_bits): New functions.
3686 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
3687 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
3688 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
3689 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
3690 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
3691 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
3692 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
3693 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
3694 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
3695 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
3696 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
3697 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
3698 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
3700 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
3702 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
3703 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
3705 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
3706 Julian Brown <julian@codesourcery.com>
3708 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
3709 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
3710 * config/arm/cortex-a8.md: New.
3711 * config/arm/cortex-a8-neon.md: New.
3712 * config/arm/neon-schedgen.ml: New.
3713 * config/arm/neon.md (vqh_mnem): New.
3715 (Is_float_mode): New.
3716 (Scalar_mul_8_16): New.
3718 (V_mode_nunits): New.
3719 (All instruction patterns): Annotate with neon_type attribute
3721 * config/arm/arm.md: Include cortex-a8.md.
3722 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
3724 Annotate instruction patterns accordingly.
3725 (generic_sched): Do not use generic scheduling for Cortex-A8.
3726 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
3728 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
3730 * fold-const.c (fold_read_from_constant_string): Use
3732 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3734 2007-07-26 Nick Clifton <nickc@redhat.com>
3736 * tree-ssa-operands.h: Change copyright header to refer to version
3737 3 of the GNU General Public License and to point readers at the
3738 COPYING3 file and the FSF's license web page.
3739 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
3740 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
3741 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
3742 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
3743 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
3744 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
3745 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
3746 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
3747 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
3748 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
3749 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
3750 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
3751 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
3752 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
3753 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
3754 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
3755 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
3756 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
3757 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
3758 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
3759 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
3760 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
3761 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
3762 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
3763 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
3764 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
3765 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
3766 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
3767 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
3768 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
3769 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
3770 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
3771 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
3772 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
3773 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
3774 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
3775 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
3776 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
3777 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
3778 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
3779 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
3780 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
3781 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
3782 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
3783 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
3784 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
3785 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
3786 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
3787 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
3788 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
3789 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
3790 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
3791 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
3792 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
3793 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
3794 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
3795 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
3796 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
3797 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
3798 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
3799 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
3800 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
3801 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
3802 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
3803 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
3804 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
3805 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
3806 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
3807 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
3808 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
3809 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
3810 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
3811 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
3812 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
3813 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
3814 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
3815 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
3816 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
3817 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
3818 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
3819 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
3820 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
3821 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
3822 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
3823 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
3824 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
3825 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
3826 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
3827 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
3828 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
3829 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
3830 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
3831 vecprim.h, basic-block.h, tree-ssa-structalias.c,
3832 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
3833 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
3834 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
3835 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
3836 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
3837 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
3838 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
3839 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
3840 convert.c, convert.h, langhooks-def.h, reload1.c,
3841 tree-ssa-operands.c: Likewise.
3843 2007-07-26 Jan Hubicka <jh@suse.cz>
3845 * tree-ssa-live.c: Include debug.h and flags.h.
3846 (mark_scope_block_unused): New function.
3847 (remove_unused_scope_block_p): New function.
3848 (remove_unused_locals): Remove unused blocks too.
3850 2007-07-25 Ian Lance Taylor <iant@google.com>
3852 * combine.c (combine_max_regno): Remove. Remove all uses.
3853 (struct reg_stat_struct): Rename from struct reg_stat.
3854 (reg_stat_type): Define, and declare VECs.
3855 (reg_stat): Change from pointer to VEC. Change all uses.
3856 (combine_split_insns): New static function.
3857 (try_combine, find_split_point): Call it instead of split_insns.
3859 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3861 * cfghooks.c (split_block): Fix the information about loop latch.
3863 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3865 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
3867 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3869 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
3870 Scan the new edge for loop exit info.
3872 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
3874 * config/darwin.c: Include debug.h.
3876 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3879 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
3881 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3883 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
3884 (HARD_REGNO_MODE_OK): Ditto.
3885 (MODES_TIEABLE_P): Ditto.
3886 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3887 (CLASS_MAX_NREGS): Ditto.
3888 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
3889 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
3890 (divdf3_internal_thr): Removed.
3891 * config/ia64/div.md: New file.
3892 * config/ia64/constraints.md: Add H constraint.
3894 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3896 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
3897 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
3898 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
3899 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
3900 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
3901 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
3902 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
3903 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
3904 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
3905 dump_sbitmap_file, debug_sbitmap, popcount_table,
3906 sbitmap_popcount): Constify.
3907 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
3908 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
3909 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
3910 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
3911 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
3912 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
3913 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
3914 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
3915 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
3916 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
3917 sbitmap_popcount, sbitmap_verify_popcount): Constify.
3919 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3921 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
3922 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
3923 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
3924 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
3925 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
3926 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
3927 bitmap_intersect_p, bitmap_intersect_compl_p,
3928 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3929 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
3931 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
3932 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
3933 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
3934 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3935 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3936 debug_bitmap, debug_bitmap_file, bitmap_print,
3937 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
3938 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
3940 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
3942 * config/darwin.c (darwin_override_options): Additional fix for
3943 debug info formats that don't support var tracking.
3945 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3947 * cselib.c (entry_and_rtx_equal_p): Constify.
3948 * gengtype.c (output_mangled_typename, write_types, write_local):
3950 * gengtype.h (const_type_p): New.
3951 * see.c (eq_descriptor_extension, hash_descriptor_extension):
3953 * tlink.c (scan_linker_output): De-constify.
3954 * tree-ssa-loop-im.c (memref_eq): Constify.
3955 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
3956 (shared_bitmap_hash, shared_bitmap_eq): Constify.
3958 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3960 * c-common.c (fname_as_string, c_type_hash): Constify.
3961 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3962 * cgraph.c (edge_hash, edge_eq): Likewise.
3963 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
3964 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
3965 reg_attrs_htab_eq): Likewise.
3966 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
3968 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
3969 const_decl_t, const_state_t, const_automata_list_el_t): New.
3970 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
3971 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
3972 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
3973 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
3974 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
3975 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
3976 compare_max_occ_cycle_nums, out_state_arcs_num,
3977 compare_transition_els_num, units_cmp, state_reservs_cmp):
3979 * genmodes.c (cmp_modes): Likewise.
3980 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
3981 * gimplify.c (compare_case_labels): Likewise.
3982 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
3983 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
3984 * matrix-reorg.c (mtt_info_hash): Likewise.
3985 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
3986 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
3987 (htab_hash_bucket, htab_hash_elem): Constify.
3988 * tree-browser.c (TB_parent_eq): Likewise.
3989 * tree-scalar-evolution.c (hash_scev_info): Likewise.
3990 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
3991 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
3992 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
3994 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
3995 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
3996 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
3997 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
3998 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
4000 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
4001 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
4002 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
4003 * tree-ssa-threadupdate.c (redirection_data_hash,
4004 redirection_data_eq): Likewise.
4005 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
4006 * tree-ssa.c (var_ann_eq): Likewise.
4007 * tree-vrp.c (compare_case_labels): Likewise.
4008 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
4009 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
4010 tree_not_check_failed, tree_class_check_failed,
4011 tree_range_check_failed, tree_not_class_check_failed,
4012 omp_clause_check_failed, omp_clause_range_check_failed,
4013 tree_contains_struct_check_failed, tree_operand_check_failed):
4015 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
4016 tree_not_check_failed, tree_class_check_failed,
4017 tree_range_check_failed, tree_not_class_check_failed,
4018 tree_operand_check_failed, omp_clause_operand_check_failed,
4019 tree_operand_length): Likewise.
4020 * var-tracking.c (const_variable): New.
4021 (variable_htab_hash, variable_htab_eq): Constify.
4022 * varasm.c (const_desc_hash): Likewise.
4024 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4026 * expr.c (handled_component_p): Constify.
4027 * fold-const.c (fit_double_type): Likewise.
4028 * real.h (real_value_from_int_cst): Likewise.
4029 * tree-flow-inline.h (gimple_in_ssa_p,
4030 gimple_aliases_computed_p, gimple_addressable_vars,
4031 gimple_call_clobbered_vars, gimple_referenced_vars,
4032 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
4033 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
4034 may_aliases, end_readonly_imm_use_p, has_zero_uses,
4035 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
4036 is_label_stmt, is_global_var, phi_ssa_name_p,
4037 factoring_name_p, is_call_clobbered, tree_common_ann,
4038 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
4039 unmodifiable_var_p, array_ref_contains_indirect_ref,
4040 ref_contains_array_ref, lookup_subvars_for_var,
4041 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
4042 gimple_mem_ref_stats): Likewise.
4043 * tree-flow.h (tree_common_ann, var_ann, function_ann,
4044 may_aliases, is_exec_stmt, is_label_stmt,
4045 ref_contains_array_ref, array_ref_contains_indirect_ref,
4046 var_can_have_subvars, overlap_subvar, is_call_clobbered,
4047 unmodifiable_var_p): Likewise.
4048 * tree-gimple.c (is_gimple_min_invariant): Likewise.
4049 * tree-gimple.h (is_gimple_min_invariant): Likewise.
4050 * tree.c (type_hash_list, attribute_hash_list, tree_size,
4051 cst_and_fits_in_hwi, real_value_from_int_cst,
4052 build_real_from_int_cst, integer_zerop, integer_onep,
4053 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
4054 tree_floor_log2, real_zerop, real_onep, real_twop,
4055 real_minus_onep, really_constant_p, purpose_member, chain_member,
4056 list_length, fields_length, int_size_in_bytes, bit_position,
4057 int_bit_position, byte_position, int_byte_position, expr_align,
4058 array_type_nelts, tree_node_structure,
4059 type_contains_placeholder_1, iterative_hash_pointer,
4060 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
4061 tree_map_base_eq, type_hash_list, type_hash_eq,
4062 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
4063 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
4064 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4065 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
4066 int_fits_type_p, get_containing_scope, decl_function_context,
4067 decl_type_context, omp_clause_operand_check_failed,
4068 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
4069 * tree.h (omp_clause_operand_check_failed, tree_size,
4070 build_real_from_int_cst, array_type_nelts, purpose_member,
4071 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
4072 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4073 is_attribute_p, check_qualified_type, expr_align,
4074 int_size_in_bytes, bit_position, int_bit_position, byte_position,
4075 int_byte_position, list_length, fields_length, initializer_zerop,
4076 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
4077 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
4078 tree_node_structure, handled_component_p, get_containing_scope,
4079 decl_function_context, decl_type_context, real_zerop,
4080 type_num_arguments, fit_double_type, really_constant_p,
4081 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
4082 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
4083 real_twop, real_minus_onep, int_cst_value): Likewise.
4085 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4087 * cfglayout.c (insn_scope, insn_line): Constify.
4088 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
4089 const_double_htab_hash, const_double_htab_eq,
4090 mem_attrs_htab_hash): Likewise.
4091 * loop-iv.c (biv_eq): Likewise.
4092 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
4093 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
4094 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
4096 * rtl-error.c (location_for_asm, diagnostic_for_asm,
4097 error_for_asm, warning_for_asm, _fatal_insn,
4098 _fatal_insn_not_found): Likewise.
4099 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
4100 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
4101 rtl_check_failed_type2, rtl_check_failed_code1,
4102 rtl_check_failed_code2, rtl_check_failed_code_mode,
4103 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
4104 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
4105 rtl_check_failed_type2, rtl_check_failed_code1,
4106 rtl_check_failed_code2, rtl_check_failed_code_mode,
4107 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
4108 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
4109 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
4110 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
4111 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
4112 rtx_unstable_p, get_integer_term, get_related_value,
4113 offset_within_block_p, reg_mentioned_p, count_occurrences,
4114 reg_referenced_p, reg_used_between_p, no_labels_between_p,
4115 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
4116 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
4117 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
4118 find_constant_src, find_reg_fusage, find_regno_fusage,
4119 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
4120 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
4121 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
4122 computed_jump_p, auto_inc_p, in_expr_list_p,
4123 remove_node_from_expr_list, loc_mentioned_in_p,
4124 label_is_jump_target_p, reversed_comparison_code_parts,
4125 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
4126 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
4127 print_inline_rtx): Likewise.
4128 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
4129 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
4130 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
4131 get_integer_term, get_related_value, offset_within_block_p,
4132 count_occurrences, reg_mentioned_p, no_labels_between_p,
4133 reg_used_between_p, reg_referenced_p, single_set_2,
4134 multiple_sets, set_noop_p, refers_to_regno_p,
4135 reg_overlap_mentioned_p, dead_or_set_p,
4136 covers_regno_no_parallel_p, covers_regno_p,
4137 dead_or_set_regno_p, find_reg_note, find_regno_note,
4138 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
4139 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
4140 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
4141 side_effects_p, may_trap_p_1, may_trap_p,
4142 may_trap_after_code_motion_p, may_trap_or_fault_p,
4143 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
4144 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
4145 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
4146 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
4147 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
4149 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
4150 warning_for_asm): Likewise.
4151 * tree.h (print_rtl): Likewise.
4152 * varasm.c (get_pool_mode): Likewise.
4154 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4156 * c-lex.c (c_lex_with_flags, lex_string): Constify.
4157 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
4158 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4159 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
4160 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
4161 * ddg.c (compare_sccs): Likewise.
4162 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
4163 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
4164 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
4165 decimal_do_fix_trunc, decimal_real_to_integer,
4166 decimal_real_to_integer2, decimal_real_maxval): Likewise.
4167 * dse.c (const_group_info_t): New.
4168 (invariant_group_base_eq, invariant_group_base_hash): Constify.
4169 * dwarf2out.c (const_dw_die_ref): New.
4170 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
4171 * tree-browser.c (TB_parent_eq): Likewise.
4172 * unwind-dw2-fde.c (__register_frame_info_bases,
4173 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
4174 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
4176 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
4177 * unwind-dw2.c (uw_frame_state_for): Likewise.
4178 * value-prof.c (histogram_hash, histogram_eq): Likewise.
4179 * value-prof.h (const_histogram_value): New.
4181 2007-07-25 Richard Sandiford <richard@codesourcery.com>
4183 * config/mips/mips.c (machine_function): Add
4184 initialized_mips16_gp_pseudo_p.
4185 (mips16_gp_pseudo_reg): Do not emit the initialization of
4186 mips16_gp_pseudo_rtx when being called from the gimple cost-
4187 calculation routines; emit it on the first use outside those
4190 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4192 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
4195 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
4196 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
4197 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
4198 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
4199 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
4200 Preserve const-ness of parameters through use of __typeof(),
4201 also constify and tidy.
4203 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
4204 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
4205 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
4206 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
4207 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
4208 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
4209 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
4210 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
4211 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
4213 2007-07-25 Julian Brown <julian@codesourcery.com>
4214 Mark Shinwell <shinwell@codesourcery.com>
4216 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
4217 (alpha_mangle_type): This.
4218 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4219 (TARGET_MANGLE_TYPE): Define this instead.
4220 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
4221 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
4222 (arm_init_neon_builtins): Fix comment.
4223 (arm_mangle_map_entry): New.
4224 (arm_mangle_map): New.
4225 (arm_mangle_type): New.
4226 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
4227 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4228 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4229 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4230 (TARGET_MANGLE_TYPE): Define this instead.
4231 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
4232 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4233 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4234 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4235 (TARGET_MANGLE_TYPE): Define this instead.
4236 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
4238 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
4239 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4240 (TARGET_MANGLE_TYPE): Define this instead.
4241 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
4242 (s390_mangle_type): This.
4243 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4244 (TARGET_MANGLE_TYPE): Define this instead.
4245 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
4246 (sparc_mangle_type): This.
4247 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4248 (TARGET_MANGLE_TYPE): Define this instead.
4249 * cp/mangle.c (write_type): Call mangle_type target hook on all
4250 types before mangling. Use original type, not main variant, as
4252 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
4253 (TARGET_MANGLE_TYPE): This.
4254 * target.h (gcc_target): Rename mangle_fundamental_type to
4256 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
4257 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
4259 2007-07-25 Julian Brown <julian@codesourcery.com>
4260 Paul Brook <paul@codesourcery.com>
4261 Joseph Myers <joseph@codesourcery.com>
4262 Mark Shinwell <shinwell@codesourcery.com>
4264 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
4265 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
4266 (with_fpu): Allow --with-fpu=neon.
4267 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4268 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4269 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
4270 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
4271 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
4272 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
4273 (neon_emit_pair_result_insn, neon_disambiguate_copy)
4274 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
4275 (output_move_neon): Add prototypes.
4276 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
4277 (all_fpus): Add FPUTYPE_NEON.
4278 (fp_model_for_fpu): Add NEON field.
4279 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
4280 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
4282 (arm_legitimate_address_p): Don't support fancy addressing for NEON
4284 (thumb2_legitimate_address_p): Likewise.
4285 (neon_valid_immediate): Recognize and prepare constants suitable for
4287 (neon_immediate_valid_for_move): New function. Recognize and prepare
4288 immediates for NEON move instructions.
4289 (neon_immediate_valid_for_logic): New function. Recognize and
4290 prepare immediates for NEON logic instructions.
4291 (neon_output_logic_immediate): New function. Create asm string
4292 suitable for outputting immediate logic instructions.
4293 (neon_pairwise_reduce): New function. Implement reduction using
4294 pairwise operations.
4295 (neon_expand_vector_init): New function. Expand a (possibly
4296 non-constant) vector initialization.
4297 (neon_vector_mem_operand): New function. Memory operands supported
4298 for quad-word loads/stores to/from ARM or NEON registers. Don't
4299 allow base+offset addressing for core regs.
4300 (neon_struct_mem_operand): New function. Valid mems for NEON
4302 (coproc_secondary_reload_class): Enable NEON registers to be loaded
4303 from neon_vector_mem_operand addresses without a secondary register.
4304 (add_minipool_forward_ref): Handle >8-byte minipool entries.
4305 (add_minipool_backward_ref): Likewise.
4306 (dump_minipool): Likewise.
4307 (push_minipool_fix): Likewise.
4308 (output_move_quad): New function. Output quad-word moves, loads and
4309 stores using ARM registers.
4310 (output_move_vfp): Add support for vectors in VFP (NEON) D
4312 (output_move_neon): Output a NEON load/store to/from a quadword
4314 (arm_print_operand): Implement new codes:
4315 - 'c' for unadorned integers (without a # sign).
4316 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
4318 - 'e', 'f' for the low and high D parts of a NEON Q register.
4319 - 'q' outputs a NEON Q register.
4320 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
4321 - 'T' prints NEON opcode features from a coded bitmask.
4322 - 'F' is similar to T, but signed/unsigned codes both print as
4324 - 't' is similar to T, but 'u' is printed instead of 'p'.
4325 - 'O' prints 'r' if NEON instruction should perform rounding (as
4326 specified by bitmask), else prints nothing.
4327 - '#' is a punctuation character to stop operand numbers from
4328 running together with following digits in the assembler
4329 strings for instructions (when using mode attributes).
4330 (arm_assemble_integer): Handle extra NEON vector modes. Permute
4331 constant vectors in big-endian mode, where necessary.
4332 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
4333 Handle EI, OI, CI, XI modes.
4334 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
4335 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
4336 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
4337 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
4338 (neon_builtin_type_bits): Add enumeration, one bit for each vector
4340 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
4341 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
4342 to turn v8qi, etc. into bits defined above.
4343 (neon_itype): New enumeration. Classifications of NEON builtins.
4344 (neon_builtin_datum): Define struct. Contains information about
4345 a single builtin (with multiple modes).
4346 (CF): Define helper macro for...
4347 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
4349 (neon_builtin_data): New array. Define information about builtins
4350 for use during initialization/expansion.
4351 (arm_init_neon_builtins): New function.
4352 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
4354 (neon_builtin_compare): New function.
4355 (locate_neon_builtin_icode): New function. Find an insn code for a
4356 builtin given a function code for that builtin. Also return type of
4357 builtin (NEON_BINOP, NEON_UNOP etc.).
4358 (builtin_arg): New enumeration. Types of arguments for builtins.
4359 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
4360 Takes a variable argument list of builtin_arg types, terminated by
4362 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
4363 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
4364 (neon_emit_pair_result_insn): New function. Support returning pairs
4365 of vectors via a pointer.
4366 (neon_disambiguate_copy): New function. Set up operands for a
4367 multi-word copy such that registers do not get clobbered.
4368 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
4369 ARM_BUILTIN_NEON_BASE.
4370 (arm_file_start): Set float-abi attribute for NEON.
4371 (arm_vector_mode_supported_p): Enable NEON vector modes.
4372 (arm_mangle_map_entry): New.
4373 (arm_mangle_map): New.
4374 (arm_mangle_vector_type): New.
4375 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
4377 (TARGET_NEON): New macro. Target supports NEON.
4378 (fputype): Add FPUTYPE_NEON.
4379 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
4380 for vectorization based on command-line arg.
4381 (NEON_REGNO_OK_FOR_NREGS): Define.
4382 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
4383 (VALID_NEON_STRUCT_MODE): Define.
4384 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
4385 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
4386 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
4387 (consttable_16): Add pattern for outputting 16-byte minipool
4389 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
4391 (vec-common.md, neon.md): Include md files.
4392 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
4393 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
4394 (memory_constraint "Ut", "Un", "Us"): Define.
4395 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
4396 (MMX_char): New mode attribute.
4397 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
4398 (*add<mode>3_iwmmxt): New insn pattern.
4399 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
4400 (*sub<mode>3_iwmmxt): New insn pattern.
4401 (mulv4hi3): Rename to...
4402 (*mulv4hi3_iwmmxt): This.
4403 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
4404 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
4405 (uminv4hi3, uminv2si3): Remove. Replace with...
4406 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
4407 (*umin<mode>3_iwmmxt): These.
4408 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
4409 (ashr<mode>3_iwmmxt): This new pattern.
4410 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
4411 (lshr<mode>3_iwmmxt): This new pattern.
4412 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
4413 (ashl<mode>3_iwmmxt): This new pattern.
4414 * config/arm/neon-docgen.ml: New file. Generate documentation for
4416 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
4417 * config/arm/arm_neon.h: New (autogenerated).
4418 * config/arm/neon-testgen.ml: New file. Generate NEON tests
4420 * config/arm/neon.md: New file. Define NEON instructions.
4421 * config/arm/neon.ml: New file. Abstract description of NEON
4422 instructions, used to generate arm_neon.h header, documentation and
4424 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
4425 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
4427 * doc/extend.texi (ARM Built-in Functions): Rename and remove
4429 (ARM NEON Intrinsics): New subsection.
4430 * doc/arm-neon-intrinsics.texi: New (autogenerated).
4432 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
4434 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
4437 2007-07-24 Jan Hubicka <jh@suse.cz>
4439 * regclass.c (move_table): New type.
4440 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
4441 (init_move_cost): Break out from ...
4442 (init_reg_sets_1): ... here; simplify computation of
4443 have_regs-of_mode and contains_reg_of_mode.
4444 (record_reg_classes): Unswitch internal loops.
4445 (copy_cost): Trigger lazy initialization of move cost
4446 (record_address_regs): Likewise.
4448 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
4450 * config/darwin.c (darwin_override_options): Don't force on
4451 flag_var_tracking_uninit when no debug info is requested.
4453 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4455 * cfgloop.c (init_loops_structure): New function.
4456 (flow_loops_find): Create root of the loop tree unconditionally.
4458 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
4460 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
4462 2007-07-24 Jan Hubicka <jh@suse.cz>
4464 * caller-save.c: Include ggc.h, gt-caller-save.h
4465 (reg_save_code, reg_restore_code): Rename to ...
4466 (cached_reg_save_code, cached_reg_restore_code): ... those.
4467 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
4468 (reg_save_code, reg_restore_code): New functions.
4469 (init_caller_save): Do not intialize
4470 reg_save_code/reg_restore_code tables.
4471 * Makefile.in: (gt-caller-save.h): New.
4473 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
4475 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
4476 with the mode of the original operand instead of
4479 2007-07-23 Jan Hubicka <jH@suse.cz>
4481 * i386.c (ix86_secondary_memory_needed): Break out to...
4482 (inline_secondary_memory_needed): ... here.
4483 (ix86_memory_move_cost): Break out to ...
4484 (inline_memory_move_cost): ... here; add support for IN value of 2 for
4485 maximum of input and output; fix handling of Q_REGS on 64bit.
4486 (ix86_secondary_memory_needed): Microoptimize.
4488 2007-07-23 Sebastian Pop <sebpop@gmail.com>
4490 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
4491 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
4492 stmts_from_loop, known_dependences_p, build_rdg): New.
4493 * tree-data-ref.h: Depends on graphds.h.
4494 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
4495 (build_rdg): Declared.
4496 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
4498 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
4500 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
4503 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
4504 Jakub Jelinek <jakub@redhat.com>
4506 PR middle-end/PR28690
4507 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
4509 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
4510 and MEM_POINTER operands over REG and MEM operands.
4511 (swap_commutative_operands_p): Change return value to bool.
4512 * rtl.h: Update the corresponding prototype.
4513 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
4514 instead of gen_rtx_PLUS.
4515 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
4516 value to bool. Change function arguments to rtx's and update code
4518 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
4519 calls to match the new declaration.
4520 * simplify-rtx.c (simplify_associative_operation): Don't
4521 reorder simplify_binary_operation arguments.
4523 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4525 * config/mips/mips.c (override_options): Use mips_costs to derive
4526 the default branch cost.
4527 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
4529 * config/mips/mips.opt (mbranch-cost=): New option.
4530 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
4532 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4534 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
4535 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
4536 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
4537 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
4539 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4541 * config/mips/constraints.md (ks): New constraint.
4542 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
4543 (*add<mode>3_mips16): ...here.
4545 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
4547 * optabs.h (enum optab_index): Add new OTI_signbit.
4548 (signbit_optab): Define corresponding macro.
4549 (enum insn_code signbit_optab[]): Remove array.
4550 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
4551 (expand_copysign_absneg): If back end provides signbit insn, use it
4552 instead of bit operations on floating point argument.
4553 * builtins.c (enum insn_code signbit_optab[]): Remove array.
4554 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
4555 for availability of signbit insn.
4557 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
4558 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
4559 SSE mode is not active.
4560 (isinf<mode>2): Disable for mfpmath=sse,387.
4562 2007-07-22 Ben Elliston <bje@au.ibm.com>
4564 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
4566 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
4568 2007-07-20 Richard Guenther <rguenther@suse.de>
4570 * tree-cfg.c (verify_expr): COND_EXPRs can have any
4571 integral typed condition.
4572 * tree-ssa.c (useless_type_conversion_p): Do not preserve
4573 booleanness. Only preserve conversions from a non-base
4574 type to a base type, not in general between types with
4575 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
4576 * tree.def (COND_EXPR): Document that the condition
4577 can be of any integral type.
4579 2007-07-20 Nigel Stephens <nigel@mips.com>
4580 Richard Sandiford <richard@codesourcery.com>
4582 * config/mips/mips.h (mips_dwarf_regno): Declare.
4583 (DBX_REGISTER_NUMBER): Remove redundant brackets.
4584 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
4585 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
4586 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
4587 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4588 (REG_CLASS_NAMES): Update accordingly.
4589 * config/mips/mips.c (mips_dwarf_regno): New array.
4590 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4591 (mips_subword): Remove special handling for accumulator registers.
4592 (override_options): Initiailize mips_dwarf_regno. Remove use
4594 (mips_swap_registers): New function.
4595 (mips_conditional_register_usage): Swap accumulator registers
4596 around if TARGET_LITTLE_ENDIAN.
4597 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
4598 * config/mips/constraints.md (h, l): Use the endianness to choose
4599 between MD0_REG and MD1_REG.
4600 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
4601 alternative-dependent template.
4603 2007-07-20 Richard Sandiford <richard@codesourcery.com>
4605 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
4608 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4610 * function.c (thread_prologue_and_epilogue_insns): Fix exit
4611 predecessor fallthru flags.
4613 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4615 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
4616 of compare to the same type.
4617 * cfgloopmanip.c (add_loop): Update information about loop exits.
4618 (loop_version): Remove the innermost loop requirement.
4619 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
4620 to sizetype for pointers.
4622 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
4624 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
4625 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
4626 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
4628 * config/dfp-bit.c: Empty for TFmode conversions.
4630 2007-07-18 Caroline Tice <ctice@apple.com>
4632 * var-tracking.c (find_src_status): Check for COND_EXEC insns
4633 and handle them correctly; check that src is not NULL before
4635 (find_src_set_src): Likewise.
4637 2007-07-18 Bob Wilson <bob.wilson@acm.org>
4639 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
4640 (struct alignment_context, init_alignment_context): New.
4641 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
4642 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
4643 (XCHAL_HAVE_S32C1I): Likewise.
4644 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
4645 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
4646 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
4647 (ATOMIC, HQI): New macros.
4648 (memory_barrier, *memory_barrier): New.
4649 (sync_lock_releasesi): New.
4650 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
4651 (sync_lock_test_and_set<mode>): New.
4652 (sync_<atomic><mode>): New.
4653 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
4654 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
4655 (xtensa_expand_atomic): New.
4657 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4661 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
4662 transformation for builtin ISNORMAL.
4663 (expand_builtin): Handle BUILT_IN_ISNORMAL.
4664 * builtins.def (BUILT_IN_ISNORMAL): New.
4665 * doc/extend.texi: Document isnormal.
4667 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4671 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
4672 optabs infrastructure. Provide generic implementation for
4674 (expand_builtin): Handle FINITE/ISFINITE.
4675 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
4676 (fold_builtin_1): Likewise.
4678 * builtins.def (BUILT_IN_ISFINITE): New.
4680 * doc/extend.texi: Document isfinite.
4682 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4687 * builtins.c (expand_builtin_interclass_mathfn): Provide a
4688 generic fallback for isinf.
4689 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
4690 calculation code ...
4691 * real.c (get_max_float): ... to here.
4692 * real.h (get_max_float): New.
4694 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4698 * builtin-attrs.def (ATTR_TYPEGENERIC,
4699 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
4701 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
4702 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
4703 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
4704 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
4706 * c-common.c (handle_type_generic_attribute): New.
4707 (c_common_attribute_table): Add "type generic".
4709 * c-typeck.c (convert_arguments): Handle "type generic" functions.
4711 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
4713 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
4714 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
4717 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4720 * config/cris/cris.c (cris_print_index): Don't use XEXP before
4721 checking that the operand is an expression.
4723 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
4724 Danny Smith <dannysmith@users.sourceforge.net>
4727 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
4728 file mapping object in local namespace if Windows version later
4731 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4733 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
4734 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
4735 arm_cannot_force_const_mem.
4736 (arm_cannot_force_const_mem): New function.
4737 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
4738 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
4739 of arm_tls_referenced_p.
4740 * config/arm/arm.md (movsi): Split out-of-section constants when
4741 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
4742 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4744 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4746 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
4748 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4750 * config/mips/mips.md (*extendqihi2): Convert the destination
4753 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4755 * config/pa/fptr.c: Update license header.
4756 * config/pa/milli64.S: Likewise.
4758 2007-07-17 Nick Clifton <nickc@redhat.com>
4760 * COPYING_v3: New file. Contains version 3 of the GNU General
4762 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
4763 Lesser General Public License.
4764 * doc/include/gpl_v3.texi: New file. Contains version 3 of
4765 the GNU General Public License.
4767 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
4769 PR rtl-optimization/32773
4770 * cfglayout.c (force_one_exit_fallthru): New function.
4771 (cfg_layout_finalize): Use it.
4773 2007-07-16 Richard Guenther <rguenther@suse.de>
4774 Uros Bizjak <ubizjak@gmail.com>
4776 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
4777 before forcing it to gimple operand.
4779 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4780 David Ung <davidu@mips.com>
4782 * config/mips/mips.h (TUNE_24K): Define.
4783 (TUNE_MACC_CHAINS): Add TUNE_24K.
4784 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
4786 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
4787 (r74k_int_madd): .. this new reservation.
4788 (define_bypass): Fixed bypasses for r74k_int_madd to use
4790 * config/mips/24k.md (define_bypass): Define new
4791 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
4793 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4794 Nigel Stephens <nigel@mips.com>
4796 * config/mips/mips.md: Include 20kc.md.
4797 * config/mips/20kc.md: New file.
4798 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
4799 (mips_adjust_cost): Tweak for 20Kc.
4800 (mips_issue_rate): Likewise.
4801 * config/mips/mips.h (TUNE_20KC): Define.
4803 2007-07-16 David Edelsohn <edelsohn@gnu.og>
4805 * config/rs6000/rs6000.c (struct processor_cost): Add
4806 cache_line_size, l1_cache_lines, and simultaneous_prefetches
4808 (*_cost): Add cache information.
4809 (rs6000_override_options): Set cache parameters.
4811 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4814 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
4815 * doc/install.texi (mips-sgi-irix6): pthread support works now.
4817 2007-07-16 Paul Brook <paul@codesourcery.com>
4820 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
4821 (cirrus_thumb2_movsi_insn): Ditto.
4823 2007-07-15 Geoffrey Keating <geoffk@apple.com>
4825 * config/rs6000/darwin-fallback.c (interpret_libc): Change
4828 2007-07-15 Andrew Haley <aph@redhat.com>
4830 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
4831 before looking in the context.
4833 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4837 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
4838 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
4839 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
4840 (pa_output_function_prologue): Use rp_saved and
4841 current_function_is_leaf to generate .CALLINFO statement.
4842 (hppa_expand_prologue): Set rp_saved.
4843 (hppa_expand_epilogue): Use rp_saved.
4844 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
4845 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
4847 2007-07-14 Dirk Mueller <dmueller@suse.de>
4849 * omega.c (coalesce): Fix memory leak on early exit.
4850 * matrix-reorg.c (check_allocation_function): Likewise.
4851 * tree-vect-transform.c (vect_get_new_vect_var): free result
4853 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4854 pass pointer to edge vector
4855 (partition_hot_cold_basic_blocks): Fix memory leak.
4856 * collect2.c (prefix_from_string): Free temporary storage.
4857 * reload1.c (fixup_abnormal_edges): Free sbitmap.
4859 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
4861 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
4862 (DO_GLOBAL_DTORS_BODY): Likewise.
4864 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
4865 Nigel Stephens <nigel@mips.com>
4867 * config/mips/mips.c (mips_classify_symbol): Don't return
4868 SYMBOL_SMALL_DATA for constant pool addresses if
4869 TARGET_EMBEDDED_DATA is true.
4871 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
4873 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
4874 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
4875 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
4876 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
4877 __builtin_ia32_storehps, __builtin_ia32_storelps,
4878 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
4879 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
4880 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
4881 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
4882 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
4883 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
4884 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
4885 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
4886 using def_builtin_const.
4888 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
4890 PR tree-optimization/32705
4891 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
4892 (simplify_binary_expression): Use SSA_VAL consistently.
4894 2007-07-13 David Edelsohn <edelsohn@gnu.org>
4896 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
4897 (SPEFSCR_REGNO): Delete definition.
4898 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
4899 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4900 * config/rs6000/rs6000.h: Do not define *_REGNO.
4901 LINK_REGISTER_REGNUM -> LR_REGNO.
4902 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4903 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
4904 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4905 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
4906 R_VRSAVE, R_VSCR. Use them.
4907 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
4908 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
4909 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
4910 * config/rs6000/aix.h: Define R_LR. Use it.
4912 2007-07-13 Caroline Tice <ctice@apple.com>
4914 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
4915 flag_var_tracking is explicitly turned off (i.e. when variable
4916 tracking is not feasible); otherwise, turn flag_var_tracking on when
4917 flag_var_tracking_uninit is on.
4918 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
4919 note definitions, to allow recording of initialization status in the
4921 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
4922 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
4923 determine if two note locations are equal.
4924 (output_loc_list): Don't output list entries whose start & end labels
4926 (reg_loc_descriptor): Add parameter for initialization status; pass it
4927 to other loc descriptor functions.
4928 (one_reg_loc_descriptor): Add parameter for initialization status;
4929 check its value and add DW_OP_GNU_uninit to returned loc descr if
4931 (multiple_reg_loc_descriptor): Add parameter for initialization
4933 pass init status argument to other loc descriptor functions; check
4934 value of intialization parameter and add DW_OP_GNU_uninit to returned
4935 loc descr if appropriate.
4936 (based_loc_descr): Add parameter for initialization status; add new
4937 variable for return value; check value of initialization parameter and
4938 add DW_OP_GNU_uninit to returned loc descr if appropriate.
4939 (concatn_mem_loc_descriptor): Add parameter for initialization status;
4940 pass init status argument to other loc descriptor functions; check
4941 value of intialization parameter and add DW_OP_GNU_uninit to returned
4942 loc descr if appropriate.
4943 (mem_loc_descriptor): Likewise.
4944 (concat_loc_descriptor): Likewise.
4945 (concatn_loc_descriptor): Likewise.
4946 (loc_descriptor): Add parameter for initialization status; pass it as
4947 argument to other loc descriptor function calls.
4948 (loc_descriptor_from_tree_1): Add appropriate initialization status
4949 to loc descriptor function calls.
4950 (add_location_or_const_value_attribute): Get initialization status
4951 from VAR_LOCATION note; add initialization status to loc descriptor
4953 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
4954 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
4955 status is uninitialized, add "[uninint]" to output.
4956 * common.opt (fvar-tracking-uninit): New option, similar to
4957 fvar-tracking, to turn on tracking of uninitialized variables; creates
4958 a new global flag, flag_var_tracking_uninit.
4959 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
4960 (enum var_init_status): New type, for var initialization status field.
4961 * var-tracking.c (struct location_chain_def): Two new fields, init,
4962 for initialization status, and set_src for the assignment value expr.
4963 (unshare_variable): New parameter for initialization status;
4964 initialize new init and set_src fields.
4965 (var_reg_set): New parameters for initialization status and value;
4966 pass them to set_variable_part.
4967 (var_mem_set): Likewise.
4968 (get_init_value): New function.
4969 (var_reg_delete_and_set): New initialization status & value
4970 parameters; add call to get_init_value if status is unknown; pass new
4971 parameters to clobber_variable_part and var_reg_set.
4972 (var_mem_delete_and_set): Likewise.
4973 (var_reg_delete): Pass null set_src value to clobber_variable_part.
4974 (var_mem_delete): Likewise.
4975 (variable_union): Pass status to unshare_variable; initialize new init
4976 and set_src fields. If flag_var_tracking_uninit is not set, force
4977 status to initialized.
4978 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
4979 used later to get the set_src value.
4980 (find_src_status): New function.
4981 (find_src_set_src): New function.
4982 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
4983 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
4984 MO_SET, get set_src value and pass it to var_reg_delete_and_set
4985 and var_mem_delete_and_set.
4986 (dump_variable): Print out "[uninit]" if appropriate.
4987 (set_variable_part): Add new initialization and set_src parameters;
4988 pass status to unshare_variable; set node->init and node- >set_src
4989 fields and modify slot in hash table appropriately; save the init and
4990 set_src values if appropriate and assign to the new node.
4991 (clobber_variable_part): New set_src parameter; if two nodes have
4992 same variable and same location but different set_src (assignment)
4993 values, clobber old node.
4994 (delete_variable_part): Pass init status to unshare_variable.
4995 (emit_note_insn_var_location): Add initialized var; assign var's init
4996 status to new 'initialized'; pass new init status field to calls to
4997 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
4998 status to initialized.
4999 (emit_notes_in_bb): Pass initialization status to calls to
5000 var_reg_set, var_mem_set, var_reg_delete_and_set and
5001 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
5002 var_reg_delete_and_set and var_mem_delete_and_set; call
5003 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
5004 make up for change in add_stores.
5005 (vt_add_function_parameters): Add status to calls to
5007 * config/darwin.c (darwin_override_options): Turn on uninitialized
5008 tracking automatically, if var_tracking is on and the system is
5011 2007-07-13 Sa Liu <saliu@de.ibm.com>
5013 * config.gcc: Add options for arch and tune on SPU.
5014 * config/spu/predicates.md: Add constant operands 0 and 1.
5015 * config/spu/spu-builtins.def: Add builtins for double precision
5016 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
5017 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
5019 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
5021 * config/spu/spu-protos.h: Add new function prototypes.
5022 * config/spu/spu.c (spu_override_options): Check options -march and
5024 (spu_comp_icode): Add comparison code for DFmode and vector mode.
5025 (spu_emit_branch_or_set): Use the new code for DFmode and vector
5027 (spu_const_from_int): New. Create a vector constant from 4 ints.
5028 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
5029 (spu_emit_vector_compare): New. Emit vector compare.
5030 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
5031 * config/spu/spu.h: Add options -march and -mtune. Define processor
5032 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
5033 CANONICALIZE_COMPARISON.
5034 * config/spu/spu.md: Add new insns for double precision compare
5035 and double precision vector compare. Add vcond and smax/smin patterns
5036 to enable DFmode vector conditional expression.
5037 * config/spu/spu.opt: Add options -march and -mtune.
5038 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
5039 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
5040 both CELL and CELLEDP targets: spu_testsv.
5041 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
5044 2007-07-13 Richard Guenther <rguenther@suse.de>
5046 PR tree-optimization/32721
5047 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
5048 TREE_THIS_VOLATILE on the folded reference.
5049 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
5050 if the array reference has TREE_THIS_VOLATILE set.
5052 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
5055 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
5057 2007-07-13 Andreas Schwab <schwab@suse.de>
5059 * gengtype-lex.l: Allow declarations to be indented.
5061 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5063 * ginclude/tgmath.h: New.
5064 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
5065 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
5066 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
5067 * configure: Regenerate.
5069 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5071 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
5072 correct index when setting register save state for xd
5075 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5077 * config/sh/sh.c (mark_use): Remove.
5079 2007-07-12 Paul Brook <paul@codesourcery.com>
5081 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
5082 reg does not overlap return value.
5084 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
5086 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
5087 (set_expression_vuses): Ditto.
5088 (init_pre): Initialize expression_vuses.
5090 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5092 * config/i386/sse.md (storentdf, storentsf): New.
5094 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5096 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
5098 * tree.c (build_decl_stat): Move code from here...
5099 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
5100 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
5101 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
5102 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
5103 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
5106 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5107 Devang Patel <dpatel@apple.com>
5109 PR tree-optimization/25413
5110 * targhooks.c (default_builtin_vector_alignment_reachable): New.
5111 * targhooks.h (default_builtin_vector_alignment_reachable): New.
5112 * tree.h (contains_packed_reference): New.
5113 * expr.c (contains_packed_reference): New.
5114 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
5115 (vect_enhance_data_refs_alignment): Call
5116 vector_alignment_reachable_p.
5117 * target.h (vector_alignment_reachable): New builtin.
5118 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
5119 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
5120 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
5122 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5124 * target.h (builtin_vectorization_cost): Add new target builtin.
5125 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
5126 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
5127 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
5128 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
5129 uninitialized variables.
5130 * tree-vect-transform.c (cost_for_stmt): New function.
5131 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
5132 using cost 1 for all scalar stmts. Be less conservative when
5133 estimating the number of prologue/epulogue iterations. Call
5134 targetm.vectorize.builtin_vectorization_cost. Return
5135 min_profitable_iters-1.
5136 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
5137 initialization cost instead of TARG_VEC_STMT_COST. Use
5138 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
5139 epilogue code. Fix epilogue cost computation.
5140 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
5141 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
5142 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
5143 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
5144 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
5145 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
5147 2007-07-12 Richard Guenther <rguenther@suse.de>
5149 * gimplify.c (gimplify_conversion): Make sure that the result
5150 from maybe_fold_offset_to_reference is trivially convertible
5151 to the desired type before doing the simplification.
5152 (gimplify_expr): Likewise.
5153 * fold-const.c (fold_binary): Use the correct types for
5154 building the simplified expression.
5156 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5158 PR rtl-optimization/32729
5159 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
5160 that fallthru to exit.
5162 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
5164 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
5165 (symDTPOFF2reg): Likewise.
5167 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
5169 PR tree-optimization/32663
5171 * tree.h (VALUE_HANDLE_VUSES): Remove.
5172 (struct tree_value_handle): Remove vuses.
5174 * tree-vn.c (create_value_handle_for_expr): Don't set
5177 * tree-ssa-pre.c (expression_vuses): New.
5178 (alloc_expression_id): Set up expression_vuses.
5179 (get_expression_vuses): New.
5180 (set_expression_vuses): Ditto.
5181 (clear_expression_ids): Modify for expression_vuses.
5182 (phi_translate_1): Ditto.
5183 (phi_translate_set): Ditto.
5184 (value_dies_in_block_x): Ditto
5185 (valid_in_sets): Ditto.
5186 (add_to_sets): Ditto.
5187 (find_existing_value_expr): Ditto.
5188 (create_value_handle_for_expr): Ditto.
5189 (make_values_for_stmt): Ditto.
5190 (vuse_equiv): Remove.
5192 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
5194 * Makefile.in (mostlyclean): Remove object files.
5196 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5198 * toplev.c (no_new_pseudos): Deleted.
5199 * rtl.h (no_new_pseudos): Deleted.
5200 * tree-pass.h (pass_no_new_pseudos): Deleted.
5201 * passes.c (pass_no_new_pseudos): Deleted.
5202 * final.c (rest_of_clean_state): Removed no_new_pseudos.
5203 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
5204 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
5206 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
5207 * rtlhooks.c (gen_lowpart_general): Ditto.
5208 * optabs.c (prepare_operand): Ditto.
5209 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
5211 * modulo-sched.c (rest_of_handle_sms): Ditto.
5212 * see.c (rest_of_handle_see): Ditto.
5213 * ifcvt.c (if_convert): Ditto.
5214 (gate_handle_if_after_combine): Replaced no_new_pseudos with
5216 * init-regs.c (gate_initialize_regs): Deleted set of
5218 * lower-subreg.c (decompose_multiword_subregs): Ditto.
5219 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
5220 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
5222 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5225 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
5226 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
5227 (*vec_extractv2di_1_rex64): New insn pattern.
5229 2007-07-11 David Daney <ddaney@avtrex.com>
5231 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
5232 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
5233 for SIGNAL_UNWIND_RETURN_COLUMN.
5234 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
5235 (DWARF_FRAME_REGNUM): Rewrite.
5236 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
5238 2007-07-11 Nick Clifton <nickc@redhat.com>
5240 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
5241 delta and use gen_int_mode in place of GET_INT instead.
5243 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5245 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
5248 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
5250 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
5251 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
5253 * params.h (VERIFY_CANONICAL_TYPES): Remove.
5254 (USE_CANONICAL_TYPES): New.
5255 * doc/invoke.texi (verify-canonical-types): Remove.
5256 (use-canonical-types): Add.
5258 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
5260 * config/spu/spu.c (spu_optimization_options): Remove setting of
5261 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
5262 (spu_override_options): Move it here.
5264 2007-07-11 Richard Sandiford <richard@codesourcery.com>
5266 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
5267 * config/mips/mips.c (mips_cpu_info_table): Mention
5268 MIPS_ISA_LEVEL_SPEC in the comment.
5270 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5272 PR tree-optimization/32713
5273 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
5275 2007-07-11 Paolo Carlini <pcarlini@suse.de>
5278 * c-opts.c (c_common_post_options): Do not change flag_complex_method
5279 conditional to flag_isoc99.
5280 (c_common_init_options): Do it here, unconditionally.
5282 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5284 PR tree-optimization/32589
5285 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
5286 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
5287 * tree-ssa-propagate.c (valid_gimple_expression_p): New
5288 predicate, extracted from...
5289 (set_rhs): ...here. Call it for the expression on entry.
5290 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
5291 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
5292 (simplify_binary_expression): Use valid_gimple_expression_p
5293 to validate the simplification.
5294 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
5296 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
5298 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
5299 DWARF2_DEBUG on 32 bit target too.
5300 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
5302 2007-07-11 Nick Clifton <nickc@redhat.com>
5304 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
5305 version for 64-bit hosts.
5307 2007-07-10 David Daney <ddaney@avtrex.com>
5309 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
5311 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
5313 * config/mips/mips.c (mips_expand_synci_loop): New function.
5314 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
5315 (UNSPEC_RDHWR): Same.
5316 (UNSPEC_SYNCI): Same.
5317 (UNSPEC_SYNC): Same.
5318 (clear_cache): New expand.
5322 (clear_hazard): Same.
5323 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
5325 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
5326 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
5328 2007-07-10 Ian Lance Taylor <iant@google.com>
5330 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
5333 2007-07-10 David Daney <ddaney@avtrex.com>
5335 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
5336 * builtins.c (expand_builtin___clear_cache): New function.
5337 (expand_builtin): Call expand_builtin___clear_cache for
5338 BUILT_IN_CLEAR_CACHE case.
5339 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
5340 * doc/md.texi (clear_cache): Document new instruction pattern.
5341 * testsuite/gcc.dg/builtins-64.c: New test.
5343 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
5345 * config/cris/cris.md ("movsi"): Fix typo in last change.
5347 2007-07-09 Geoffrey Keating <geoffk@apple.com>
5350 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
5352 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
5353 * varasm.c (assemble_start_function): Honor DECL_ALIGN
5354 for FUNCTION_DECLs. Don't use align_functions_log if
5356 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
5357 even for FUNCTION_DECLs.
5358 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
5360 * tree.h (DECL_ALIGN): Update for new location of 'align'.
5361 (DECL_FUNCTION_CODE): Update for new location and name of
5363 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
5364 (struct tree_decl_common): Move 'align' and 'off_align' out
5365 of union, ensure they're still on a 32-bit boundary. Remove
5366 other fields in union 'u1'.
5367 (struct tree_function_decl): Add field 'function_code' replacing
5368 'u1.f' in tree_decl_common.
5369 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
5370 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
5371 (Variable Attributes): Cross-reference 'aligned' attribute
5372 to Function Attributes.
5373 * flags.h (force_align_functions_log): Delete.
5374 * toplev.c (force_align_functions_log): Delete.
5376 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
5379 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
5380 (*vec_concatv2di_rex): New insn pattern.
5382 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5385 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
5387 2007-07-10 Ian Lance Taylor <iant@google.com>
5389 Replace no_new_pseudos in backends.
5390 * rtl.h (can_create_pseudo_p): Define.
5391 * config/darwin.c (machopic_indirect_data_reference): Use
5392 can_create_pseudo_p () instead of no_new_pseudos.
5393 (machopic_indirect_data_reference): Likewise.
5394 (machopic_legitimize_pic_address): Likewise.
5395 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
5396 (alpha_emit_set_const_1): Likewise.
5397 (alpha_emit_set_const): Likewise.
5398 (alpha_emit_conditional_move): Likewise.
5399 (alpha_split_conditional_move): Likewise.
5400 * config/alpha/alpha.md (various splitters): Likewise.
5402 * config/arm/arm.c (legitimize_pic_address): Likewise.
5403 (arm_load_pic_register): Likewise.
5404 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
5405 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
5406 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
5407 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
5408 * config/cris/cris.md (movsi): Likewise.
5409 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
5410 (symGOTOFF2reg_hilo): Likewise.
5411 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
5412 * config/h8300/h8300.md (insv, extzv): Likewise.
5413 * config/i386/i386.c (ix86_expand_move): Likewise.
5414 (ix86_expand_vector_move): Likewise.
5415 (ix86_prepare_fp_compare_args): Likewise.
5416 (ix86_expand_carry_flag_compare): Likewise.
5417 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
5418 (tls_dynamic_gnu2_combine_32): Likewise.
5419 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
5420 * config/ia64/ia64.c (ia64_expand_move): Likewise.
5421 (ia64_expand_movxf_movrf): Likewise.
5422 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
5423 (m32c_split_move): Likewise.
5424 (m32c_expand_insv): Likewise.
5425 * config/m68k/m68k.md (movsi): Likewise.
5426 * config/mips/mips.c (mips_force_temporary): Likewise.
5427 (mips_split_symbol): Likewise.
5428 (mips_move_integer): Likewise.
5429 (mips_legitimize_const_move): Likewise.
5430 * config/mn10300/mn10300.md (movsi): Likewise.
5431 * config/pa/pa.c (emit_move_sequence): Likewise.
5432 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5433 (rs6000_got_register): Likewise.
5434 (create_TOC_reference): Likewise.
5435 (rs6000_machopic_legitimize_pic_address): Likewise.
5436 * config/rs6000/rs6000.md (add<mode>3): Likewise.
5437 (various splitters): Likewise.
5438 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
5439 (movsi_got): Likewise.
5440 * config/s390/s390.c (emit_symbolic_move): Likewise.
5441 * config/s390/s390.md (movhi, movqi): Likewise.
5442 (load_multiple, store_multiple): Likewise.
5443 * config/score/score.c (score_force_temporary): Likewise.
5444 * config/sh/sh.c (prepare_move_operands): Likewise.
5445 (prepare_cbranch_operands): Likewise.
5446 (emit_fpu_switch): Likewise.
5447 (fpscr_set_from_mem): Likewise.
5448 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
5449 (adddi3, subsi3): Likewise.
5450 (various splitters): Likewise.
5451 (divsi_inv_fp_combine): Likewise.
5452 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
5453 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
5455 * config/sh/predicates.md (xor_operand): Likewise.
5456 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
5457 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
5458 (movdi_pic_label_ref): Likewise.
5459 * config/spu/spu.c (spu_split_immediate): Likewise.
5460 * config/alpha/alpha.md (various splitters): Remove test
5461 !no_new_pseudos || reload_completed.
5462 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
5464 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5465 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5466 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5467 * config/score/score.c (th_output_mi_thunk): Likewise.
5468 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5469 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5471 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
5473 PR rtl-optimization/32664
5474 * mode-switching.c (create_pre_exit): Skip barrier insns.
5476 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
5478 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
5479 force_gimple_operand_bsi.
5480 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
5481 rewrite_use_compare): Ditto.
5482 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
5484 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
5485 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
5486 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
5487 * tree-profile.c (prepare_instrumented_value,
5488 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5489 tree_gen_one_value_profiler, tree_gen_ic_profiler,
5490 tree_gen_ic_func_profiler, tree_gen_average_profiler,
5491 tree_gen_ior_profiler): Ditto.
5492 * tree-ssa-reassoc.c (negate_value): Ditto.
5493 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
5494 Use force_gimple_operand_bsi.
5495 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5496 * tree-if-conv.c (add_to_dst_predicate_list,
5497 find_phi_replacement_condition): Ditto.
5498 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
5499 Call mark_symbols_for_renaming for new statements.
5500 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
5502 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
5504 * cfghooks.c (remove_edge): New function.
5505 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
5507 * cfghooks.h (remove_edge): Declare.
5508 * cfg.c (remove_edge): Renamed to remove_edge_raw.
5509 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
5511 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
5513 * optabs.h: Added declaration for signbit_optab.
5514 * optabs.c: (init_optabs): Added initialization for signbit_optab.
5515 * genoptinit.c (optabs): Added entry for signbit insns.
5516 * builtins.c (expand_builtin_signbit): Added code to use a signbit
5518 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
5519 * config/s390/s390.md (signbit<mode>2): New expander.
5521 2007-07-09 Richard Guenther <rguenther@suse.de>
5524 * fold-const.c (fold_plusminus_mult_expr): Move constant
5525 arguments second to allow decomposing.
5527 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
5530 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5532 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5533 Disregard DECL_FROM_INLINE.
5535 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
5538 * doc/invoke.texi: Add ftree-reassoc flag.
5539 * common.opt (ftree-reassoc): New flag.
5540 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
5541 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
5543 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
5545 PR tree-optimization/32681
5546 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
5547 saved in second_edge->aux when first_bb is a loop header.
5549 2007-07-09 Jan HUbicka <jh@suse.cz>
5551 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
5553 2007-07-09 Richard Guenther <rguenther@suse.de>
5555 * c-decl.c (start_function): Do not promote return type.
5557 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
5559 * function.c (do_warn_unused_parameter): Do not warn if
5560 TREE_NO_WARNING is set.
5562 2007-07-08 Andreas Schwab <schwab@suse.de>
5564 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
5566 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
5569 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5571 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5572 apply to assembly language, too.
5573 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5575 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
5577 Revert (note the sccvn portions are *not* reverted)
5578 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5580 Fix PR tree-optimization/23488
5582 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5584 * tree-flow-inline.h (get_value_handle): Ditto.
5585 * tree-ssa-pre.c (decl_vh_map): New.
5586 (decl_node_pool): New.
5587 (can_value_number_operation): Support DECL_P.
5588 (can_PRE_operation): Ditto.
5589 (create_expression_by_pieces): Ditto.
5590 (find_existing_value_expr): Modify to differnetiate between
5591 addressing and top level.
5592 (create_value_handle_for_expr): Handle DECL's.
5593 (poolify_tree): Ditto.
5594 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5595 (make_values_for_stmt): Handle DECL's properly.
5596 (init_pre): Reorg to not init useless things during FRE.
5598 * tree-flow.h: Include pointer-set.h.
5599 (decl_vh_map): Declare.
5600 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5602 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
5604 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
5605 the constraint description.
5606 * doc/md.texi: Update documentation of AVR constraints.
5608 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
5610 * auto-inc-dec.c, config/arm/arm.c,
5611 config/m32r/constraints.md, config/mips/mips.md,
5612 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
5613 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
5614 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
5615 typos. Follow spelling conventions.
5616 * doc/invoke.texi, doc/rtl.texi: Fix typos.
5618 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
5619 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
5621 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
5622 realloc_vuse): Remove.
5623 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
5626 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5628 Fix PR tree-optimization/23488
5630 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
5631 (try_to_simplify): Ditto.
5633 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5635 * tree-flow-inline.h (get_value_handle): Ditto.
5636 * tree-ssa-pre.c (decl_vh_map): New.
5637 (decl_node_pool): New.
5638 (can_value_number_operation): Support DECL_P.
5639 (can_PRE_operation): Ditto.
5640 (create_expression_by_pieces): Ditto.
5641 (find_existing_value_expr): Modify to differnetiate between
5642 addressing and top level.
5643 (create_value_handle_for_expr): Handle DECL's.
5644 (poolify_tree): Ditto.
5645 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5646 (make_values_for_stmt): Handle DECL's properly.
5647 (init_pre): Reorg to not init useless things during FRE.
5649 * tree-flow.h: Include pointer-set.h.
5650 (decl_vh_map): Declare.
5651 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5653 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5655 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5656 apply to assembly language, too.
5657 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5659 2007-07-06 Ian Lance Taylor <iant@google.com>
5660 Zack Weinberg <zackw@panix.com>
5663 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
5665 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5667 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
5668 (prefetch): Likewise if "pref" would be used.
5670 2007-07-06 Josh Conner <jconner@apple.com>
5674 * calls.c (store_one_arg): Handle arguments which are partially
5675 on the stack when detecting argument overlap.
5677 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
5679 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
5680 chosen during find_reloads.
5682 2007-07-06 Richard Guenther <rguenther@suse.de>
5684 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
5685 TYPE_ARG_TYPES for verification of argument types. Use
5686 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
5687 parameters as variable arguments.
5689 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
5691 * libgcc2.h (word_type): Type definition removed.
5692 (cmp_return_type, shift_count_type): Type definitions added.
5693 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5694 replaced with shift_count_type.
5695 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5697 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
5698 changed from word_type to Wtype.
5699 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5700 replaced with shift_count_type.
5701 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5703 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
5704 and libgcc_shift_count attribute added.
5705 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
5706 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
5707 (TARGET_INITIALIZER): New target hooks added.
5708 * targhooks.c (default_libgcc_cmp_return_mode,
5709 default_libgcc_shift_count_mode): Default implementations for the new
5711 * targhooks.h (default_libgcc_cmp_return_mode,
5712 default_libgcc_shift_count_mode): Function prototypes added.
5713 * target.h (struct gcc_target): Fields for the new target hooks added.
5714 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
5716 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
5719 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
5720 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
5722 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
5723 s390_libgcc_shift_count_mode): Functions added.
5724 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
5725 Target hooks defined.
5727 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5729 * config/mips/mips.c (compute_frame_size): Restore the original
5730 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
5731 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
5732 Document why the difference is needed.
5734 2007-07-06 Richard Guenther <rguenther@suse.de>
5736 * c-common.c (boolean_increment): Use correctly typed
5739 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5741 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
5742 the topmost argument register is not also included in the save mask.
5743 (mips16e_collect_argument_save_p): Take a pointer to the argument
5744 register, rather than a pointer to the number of arguments.
5745 (mips16e_collect_argument_saves): Only include argument saves
5746 that aren't in the register mask.
5748 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
5750 PR rtl-optimization/32450
5751 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
5752 to ensure that instructions are not moved into the prologue when
5753 profiling is on. Remove unused prologue_end variable.
5754 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
5755 as a scheduling barrier.
5757 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5760 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5761 Disregard DECL_FROM_INLINE.
5763 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
5765 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
5766 IORing with a constant.
5768 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
5770 PR rtl-optimization/32475
5771 * df-scan.c (df_def_record_1): Add a use of the stack pointer
5772 for every definition of the stack pointer.
5774 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
5776 * arm.c (vfp3_const_double_index): Copy signed results of
5777 REAL_VALUE_TO_INT into unsigned vars.
5779 2007-07-05 Richard Guenther <rguenther@suse.de>
5782 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
5784 * tree-ssa.c (useless_type_conversion_p): Check canonical
5787 2007-07-05 Anatoly Sokolov <aesok@post.ru>
5789 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
5790 zero_extendhisi2): Change to define_insn_and_split.
5791 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
5793 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
5795 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
5796 pass_match_asm_constraints): New.
5797 * passes.c (init_optimization_passes): Add new pass.
5798 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
5799 * function.h (struct function): Add has_asm_statement bit.
5800 (current_function_has_asm_statement): New.
5801 * tree-pass.h (pass_match_asm_constraints): New.
5803 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
5805 * config/mips/mips.c (mips_file_start): Avoid declaration
5808 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5810 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
5812 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
5814 * rtl.def (NOTE): Change print format string to print
5815 operand 5 as a note insn name.
5817 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5818 David Ung <davidu@mips.com>
5820 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
5821 * doc/invoke.texi: (MIPS Options): Document them.
5823 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5824 David Ung <davidu@mips.com>
5826 Add support for SmartMIPS ASE.
5828 * optabs.c (expand_binop_directly): New, broken out from...
5829 (expand_binop): Here. Make it try rotating in the other
5830 direction even when the second operand isn't constant.
5831 * config/mips/mips.md (*lwxs): New.
5832 * config/mips/mips.opt (msmartmips): New.
5833 * config/mips/mips.c (mips_lwxs_address_p): New.
5834 (mips_rtx_costs): Make it recognize scaled indexed addressing.
5835 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5836 __mips_smartmips when compiling for TARGET_SMARTMIPS.
5837 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
5838 (ISA_HAS_LWXS): New.
5839 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
5840 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
5841 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
5842 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
5843 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
5844 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
5845 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
5847 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5849 * tree-vectorizer.c (new_loop_vec_info): Initialize
5850 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5851 * tree-vectorizer.h (_loop_vec_info): Added new filed
5852 min_profitable_iters.
5853 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
5854 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
5855 * tree-vect-analyze.c (vect_analyze_operations): Set
5856 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5857 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
5858 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
5859 Fix calculation of peel_iters_prologue. Move consideration of epilogue
5860 and prologue cost to after they are computed.
5861 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
5863 (vect_model_simple_cost): Takes additional argument dt. Consider cost
5864 of creating vectors from scalars according to dt.
5865 (vect_model_store_cost): Likewise.
5866 (vectorizable_call): Use dt array instead of scalar dt. Call
5867 vect_model_simple_cost with additional argument dt.
5868 (vectorizable_assignment): Likewise.
5869 (vectorizable_operation): Likewise.
5870 (vectorizable_type_demotion): Likewise.
5871 (vectorizable_type_promotion): Likewise.
5872 (vectorizable_store): Use dt array instead of scalar dt. Call
5873 vect_model_store_cost with additional argument dt.
5874 (vect_do_peeling_for_loop_bound): Don't call
5875 vect_estimate_min_profitable_iters. Instead, lookup
5876 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
5877 "may not be profitable".
5879 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5882 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
5883 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
5884 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
5885 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
5887 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
5889 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
5890 addressing modes cheaper.
5892 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
5894 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
5895 (dw_ranges_struct): Rename block_num to num. Adjust.
5896 (dw_ranges_by_label_struct): New.
5897 (ranges_by_label, ranges_by_label_allocated,
5898 ranges_by_label_in_use): New variables.
5899 (add_ranges_num): Factored most of the code out of...
5900 (add_ranges): ... this one. Rewrite in terms of the former.
5901 (add_ranges_by_labels): New.
5902 (output_ranges): Output by-label ranges.
5903 (dwarf2out_finish): Output range for multiple-section
5904 compile_unit. Output standard DW_AT_low_pc in addition to
5905 unexpected DW_AT_entry_pc.
5907 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
5909 PR tree-optimization/32604
5910 PR tree-optimization/32606
5912 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
5913 (compute_antic_safe): Removed.
5914 (ANTIC_SAFE_LOADS): Ditto.
5915 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
5916 (execute_pre): Don't call compute_antic_safe.
5917 (vuse_equiv): New function.
5918 (make_values_for_stmt): Use it
5919 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
5922 2007-07-04 Anatoly Sokolov <aesok@post.ru>
5925 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
5927 (avr_attribute_table): Make "naked" attribute apply to function types
5928 rather than to decls.
5929 (avr_handle_fntype_attribute): New function.
5931 2007-07-04 Joseph Myers <joseph@codesourcery.com>
5933 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
5936 2007-07-04 David Ung <davidu@mips.com>
5937 Joseph Myers <joseph@codesourcery.com>
5939 * config/mips/mips.md (type): Add logical, signext and move.
5940 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
5941 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
5942 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
5943 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
5944 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
5945 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
5946 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
5947 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
5948 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
5949 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
5950 movv2sf_hardfloat_64bit): Use the new types.
5951 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
5952 *movdf_softfloat, *movdf_mips16): Use "multi".
5953 (extendqihi2): Replace with a define_expand.
5954 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
5955 Based on extend<SHORT:mode><GPR:mode>2 patterns.
5956 * config/mips/74k.md (r74k_int_logical): New reservation and
5958 (r74k_int_arith): Remove "slt".
5959 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
5960 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
5961 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
5962 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
5963 reservations for "arith".
5965 2007-07-04 Richard Guenther <rguenther@suse.de>
5967 * tree-ssa.c (useless_type_conversion_p): Add handling for
5968 scalar float and vector types. Only call the types_compatible_p
5969 langhook for aggregate types as last resort. Follow the
5972 2007-07-04 Richard Guenther <rguenther@suse.de>
5974 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
5975 the same as NOP_EXPR.
5977 2007-07-04 Nick Clifton <nickc@redhat.com>
5979 * target.h (struct gcc_target): Add target_help field.
5980 * target-def.h (TARGET_HELP): New.
5981 (TARGET_INITIALIZER): Use TARGET_HELP.
5982 * opts.c (command_handle_option): Invoke target_help function, if
5983 defined, when the user has specified --target-help on the command
5985 * doc/invoke.texi: Mention that --target-help might print
5986 additional information.
5987 * doc/tm.texi: Document TARGET_HELP hook.
5989 * arm.c (TARGET_HELP): Override default definition.
5990 (arm_target_help): New - display a wrapped list of cores and
5991 architectures supported.
5993 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
5995 * config/v850/v850.c (expand_prologue): Make sure
5996 GEN_INT() argument is sign extended rather than zero extended.
5997 (expand_epilogue): Likewise.
5998 (output_move_double): Delete.
5999 * config/v850/v850-protos.h (output_move_double): Delete.
6000 * config/v850/v850.md (movdi): Delete.
6001 (*movdi_internal): Delete.
6003 (*movdf_internal): Delete.
6005 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6007 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
6008 unless compiling RTP PIC.
6010 2007-07-04 Richard Guenther <rguenther@suse.de>
6012 PR tree-optimization/32482
6013 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
6014 original ssa name if we didn't find a shift expression.
6015 Fix shift constant for bit zero test.
6017 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6019 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
6021 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6023 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
6024 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
6025 * config/arm/vxworks.h (ASM_SPEC): Delete.
6026 (SUBTARGET_EXTRA_ASM_SPEC): Define.
6028 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6030 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
6031 (DDR_REVERSED_P): New.
6032 * tree-data-ref.c (initialize_data_dependence_relation,
6033 build_classic_dist_vector): Set DDR_REVERSED_P.
6035 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6038 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
6039 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6040 init_omega_for_ddr_1): Use non conservative number of iterations
6042 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
6043 (analyze_siv_subscript): Remove FIXME and reinitialization of
6044 last_conflicts to chrec_dont_know.
6045 * testsuite/gfortran.dg/vect/pr32457.f90: New.
6047 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6049 * tree.c (maybe_canonicalize_argtypes): Improve description.
6051 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6053 * tree.c (maybe_canonicalize_argtypes): New.
6054 (build_function_type): Set canonical type.
6055 (build_method_type_directly): Ditto.
6056 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
6059 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6061 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
6063 (rewrite_use_nonlinear_expr): Likewise.
6065 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
6067 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
6069 2007-07-04 Ben Elliston <bje@au.ibm.com>
6071 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
6074 * c-objc-common.c (c_types_compatible_p): Fix indentation.
6076 * doc/tm.texi (Run-time Target): Capitalise "CPU".
6077 (Exception Handling): Likewise.
6079 2007-07-03 Jan Hubicka <jh@suse.cz>
6081 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
6083 2007-07-03 Eric Christopher <echristo@apple.com>
6085 * doc/cppopts.texi: Add conflicting option note to -dM.
6086 * doc/invoke.texi: Add note about possible conflicts with
6087 -E for -dCHARS and note that -dM will not produce
6088 any results if there is no machine dependent reorg.
6090 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6092 * tree.h (DECL_ALIGN): Back out previous change.
6094 2007-07-03 Joseph Myers <joseph@codesourcery.com>
6096 * configure.ac: Test for .dtprelword support on MIPS.
6097 * configure, config.in: Regenerate.
6098 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
6099 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6101 2007-07-03 Julian Brown <julian@codesourcery.com>
6103 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
6104 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
6105 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
6106 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
6108 (all_fpus): Add FPUTYPE_VFP3.
6109 (fp_model_for_fpu): Add VFPv3 field.
6110 (arm_rtx_costs_1): Give cost to VFPv3 constants.
6111 (vfp3_const_double_index): New function. Return integer index of
6112 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
6114 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
6115 and argument represents a valid RTX for a VFPv3 constant.
6116 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
6118 (vfp_emit_fstmd): Similar, for fstmd.
6119 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
6120 constants, represented as integer indices.
6121 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
6122 VFP_REGNO_OK_FOR_DOUBLE macros.
6123 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
6124 (arm_file_start): Set float-abi attribute for VFPv3, and output
6125 correct ".fpu" assembler directive.
6126 (arm_dbx_register_numbering): Add FIXME.
6127 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
6128 (fputype): Add FPUTYPE_VFP3.
6129 (FIXED_REGISTERS): Add 32 registers for D16-D31.
6130 (CALL_USED_REGISTERS): Likewise.
6131 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
6132 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
6133 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
6134 (D7_VFP_REGNUM): New.
6135 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
6136 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
6137 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
6138 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
6139 (REG_ALLOC_ORDER): Adjust for VFPv3.
6140 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
6141 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
6142 VFP_LO_REGS, VFP_HI_REGS.
6143 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
6144 (IS_VFP_CLASS): Define macro.
6145 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
6147 (REGISTER_MOVE_COST): Likewise.
6148 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
6149 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
6150 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
6151 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
6152 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
6153 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
6154 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
6155 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
6156 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
6157 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
6158 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
6159 where appropriate for single-word registers.
6160 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
6161 As above. Fix type attributes.
6162 * config/arm/constraints.md (register_contraint "t"): Define.
6163 (register_constraint "w"): Change to D0-D15, or D0-D31 for
6165 (register_constraint "x"): Define.
6166 (constraint "Dv"): Define.
6168 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6170 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
6172 2007-07-03 Tom Tromey <tromey@redhat.com>
6174 * c-parser.c (objc_pq_context): Removed.
6175 (objc_need_raw_identifier): Likewise.
6176 (c_parser) <objc_pq_context>: New field.
6177 <objc_need_raw_identifier>: Likewise.
6178 (OBJC_NEED_RAW_IDENTIFIER): Removed.
6179 (c_lex_one_token): Update.
6180 (c_parser_objc_protocol_definition): Update.
6181 (c_parser_objc_method_definition): Update.
6182 (c_parser_objc_methodproto): Update.
6183 (c_parser_declspecs): Update.
6185 2007-07-03 David Ung <davidu@mips.com>
6187 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
6189 2007-07-03 David Ung <davidu@mips.com>
6190 Richard Sandiford <richard@codesourcery.com>
6192 * doc/invoke.texi: Document -march=74kf3_2.
6193 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
6194 (TUNE_74K): Check for it.
6195 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
6196 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
6197 * config/mips/mips.md (cpu): Add 74kf3_2.
6198 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
6199 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
6200 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
6201 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
6202 74kf3_2 to the CPU list.
6203 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
6204 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
6205 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
6206 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
6207 (r74kf3_2_fxfer_from_c1): New insn reservations.
6209 2007-07-03 Richard Sandiford <richard@codesourcery.com>
6210 David Ung <davidu@mips.com>
6212 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
6213 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
6214 and 74k[fx]. Document aliases for the new options.
6215 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
6216 (PROCESSOR_24KF2_1): ...this.
6217 (PROCESSOR_24KX): Rename to...
6218 (PROCESSOR_24KF1_1): ...this.
6219 (PROCESSOR_74KF): Rename to...
6220 (PROCESSOR_74KF2_1): ...this.
6221 (PROCESSOR_74KX): Rename to...
6222 (PROCESSOR_74KF1_1): ...this.
6223 (TUNE_74K): Update PROCESSOR_* names.
6224 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
6225 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
6226 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
6227 (mips_rtx_cost_data): Update processor names in comments.
6228 (mips_issue_rate): Update PROCESSOR_* names.
6229 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
6230 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
6231 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
6232 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
6233 Update cpu attribute names.
6234 (r24k_fpu_iss): Rename this reservation to...
6235 (r24kf2_1_fpu_iss): ...this and update all uses.
6236 (r24kx_fpu_iss): Rename this reservation to...
6237 (r24kf1_1_fpu_iss): ...this and update all uses.
6238 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
6239 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
6240 Update cpu attribute names.
6242 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
6244 * config/m32r/constraints.md: New file.
6245 * config/m32r/m32r.c: Include tm-constrs.h.
6246 (small_data_operand): Use satisfies_constraint_* instead of macro.
6247 (addr24_operand, gen_compare): Likewise.
6248 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
6249 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
6250 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6251 EXTRA_CONSTRAINT): Likewise.
6252 * config/m32r/m32r.md: Include constraints.md.
6253 (*movsi_insn): Use satisfies_constraint_* instead of macro.
6254 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
6255 * config/m32r/predicates.md (conditional_move_operand): Likewise.
6256 (two_insn_const_operand, int8_operand, uint16_operand,
6257 reg_or_int16_operand, reg_or_uint16_operand,
6258 reg_or_cmp_int16_operand, cmp_int16_operand,
6259 seth_add3_operand): Likewise.
6261 2007-07-03 Eric Christopher <echristo@gmail.com>
6263 * libgcc2.h: Conditionally declare __bswapsi2 and
6266 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
6268 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
6271 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6274 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
6275 (__gthrw_pragma): Provide default definition.
6277 * gthr-posix.c (__gthrw_pragma): Define.
6279 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
6281 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
6282 before declaring inequality.
6284 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
6286 * combine.c (recog_for_combine): Log the success or failure of
6287 matching new insn patterns against the machine description in
6290 2007-07-03 Revital Eres <eres@il.ibm.com>
6292 * ddg.c (print_sccs): New function.
6293 (check_sccs): New function.
6294 (create_ddg_all_sccs): Use it.
6295 * ddg.h (print_sccs): Declare.
6296 * modulo-sched.c (sms_order_nodes): Call print_sccs.
6298 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
6300 * targhooks.h (default_mode_for_suffix): New function declaration.
6301 * targhooks.c (default_mode_for_suffix): New default target hook.
6302 * target.h (struct c): New structure in the targetm struct.
6303 (mode_for_suffix): New target hook as part of struct c.
6304 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
6305 default_mode_for_suffix.
6306 (TARGET_C): New define.
6307 * c-lex.c: Include "target.h".
6308 (interpret_float): Use targetm.c.mode_for_suffix to determine
6309 the mode for a given non-standard suffix.
6310 Makefile.in (c-lex.o): Depend on $(TARGET_H).
6312 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
6313 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
6315 * doc/extend.texi (Floating Types): New node. Document __float80 and
6316 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
6318 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6321 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
6322 predicate instead of target_operand.
6323 (divsi3_i1_media, divsi3_media_2): Likewise.
6325 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
6327 * tree.h (alias_sets_might_conflict_p): Rename into
6328 alias_sets_must_conflict_p.
6329 * alias.c (alias_sets_might_conflict_p): Likewise.
6330 (alias_sets_conflict_p): Use it.
6331 (objects_must_conflict_p): Likewise.
6332 * c-common.c (strict_aliasing_warning): Adjust.
6334 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6336 * rtlhooks.c (gen_lowpart_if_possible): Check for
6337 invalid subreg before calling gen_lowpart_SUBREG.
6339 2007-07-02 Geoffrey Keating <geoffk@apple.com>
6341 * config/darwin9.h: Add copyright notice.
6342 (LINK_COMMAND_SPEC): Add comment.
6343 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
6344 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
6345 DARWIN_LIBSYSTEM_HAS_UNWIND.
6347 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6350 * omp-low.c (check_combined_parallel): New function.
6351 (lower_omp_parallel): Call it via walk_stmts, set
6352 OMP_PARALLEL_COMBINED if appropriate.
6353 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
6354 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
6355 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
6356 don't consider it as combined parallel.
6358 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6360 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6361 (gcc_tooldir): Likewise.
6362 * configure: Regenerate.
6363 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6364 old configure.ac gcc_tooldir setting.
6365 (prefix_to_exec_prefix): New variable.
6366 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6367 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6369 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
6371 Fix PR tree-optimization/32583
6372 Fix PR tree-optimization/32584
6373 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
6374 (phi_translate_set): Use phi_translate directly now.
6375 (make_values_for_stmt): Don't value number RHS if we already know
6378 2007-07-02 Steve Ellcey <sje@cup.hp.com>
6379 Jim Wilson <wilson@specifix.com>
6382 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
6385 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
6386 Richard Sandiford <richard@codesourcery.com>
6387 Nigel Stephens <nigel@mips.com>
6389 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
6390 (mips16e_output_save_restore): Declare.
6391 (mips16e_save_restore_pattern_p): Likewise.
6392 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
6393 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
6394 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
6395 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
6396 (BITSET_P): New global macro, extracted from...
6397 (mips_for_each_saved_reg): ...here.
6398 (mips16e_save_restore_info): New struct.
6399 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
6400 (mips16e_save_restore_regs): New variable.
6401 (mips_split_plus, mips16e_find_first_register): New functions.
6402 (mips16e_mask_registers): New function.
6403 (compute_frame_size): Expand the commentary before the function.
6404 Enforce the MIPS16e save and restore register range restrictions.
6405 Pad the general register save area at the low end.
6406 (mips16e_save_restore_reg, mips16e_build_save_restore)
6407 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
6408 (mips16e_output_save_restore, mips16e_collect_propagate_value)
6409 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
6411 (mips_expand_prologue, mips_expand_epilogue): Handle
6412 GENERATE_MIPS16E_SAVE_RESTORE.
6413 * config/mips/mips.md (*mips16e_save_restore): New pattern.
6415 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
6417 PR tree-optimization/31966
6418 PR tree-optimization/32533
6419 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
6420 "basic_block" description as its third argument. Update function
6421 calls to get destination bb from "edge" argument. Save "cond" into
6422 aux field of the edge. Update prototype for changed arguments.
6423 (if_convertible_loop_p): Clear aux field of incoming edges if bb
6425 (find_phi_replacement_condition): Operate on incoming edges, not
6426 on predecessor blocks. If there is a condition saved in the
6427 incoming edge aux field, AND it with incoming bb predicate.
6428 Return source bb of the first edge.
6429 (clean_predicate_lists): Clean aux field of outgoing node edges.
6430 (tree_if_conversion): Do not initialize cond variable. Move
6431 variable declaration into the loop.
6432 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
6433 initializations of new_stmt, arg0 and arg1 variables.
6435 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6437 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
6438 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
6440 2007-07-02 Richard Guenther <rguenther@suse.de>
6442 * tree-ssa.c (useless_type_conversion_p): Document
6443 future intent as defining the middle-end type system.
6444 Re-structure to call langhook last, group by type class,
6445 mark questionable parts.
6447 2007-07-02 Richard Guenther <rguenther@suse.de>
6449 * tree-flow.h (types_compatible_p): Declare.
6450 * tree-ssa.c (types_compatible_p): New function.
6451 * ipa-type-escape.c (discover_unique_type): Use
6452 types_compatible_p instead of lang_hooks.types_compatible_p.
6453 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
6454 * tree-vn.c (expressions_equal_p): Likewise.
6455 * tree.c (fields_compatible_p): Likewise.
6456 * tree-ssa-dom.c (avail_expr_eq): Likewise.
6457 (cprop_operand): Use useless_type_conversion_p instead of
6458 lang_hooks.types_compatible_p.
6459 * tree-inline.c (setup_one_parameter): Likewise.
6460 (declare_return_variable): Likewise.
6461 * tree-nrv.c (tree_nrv): Likewise.
6462 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6463 (maybe_fold_offset_to_component_ref): Likewise.
6464 (maybe_fold_offset_to_reference): Likewise.
6465 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6466 (merge_alias_info): Likewise.
6467 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
6468 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
6469 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
6470 * tree-tailcall.c (find_tail_calls): Likewise.
6471 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
6472 * gimplify.c (canonicalize_addr_expr): Likewise.
6473 (fold_indirect_ref_rhs): Likewise.
6474 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
6475 (cpt_same_type): Likewise.
6476 (check_pointer_types_r): Swap parameters to cpt_same_type
6478 * fold-const.c (fold_convert): Revert fix for PR15988.
6479 * tree-inline.c (setup_one_parameter): Instead fix it here by
6480 using fold_build1 instead of fold_convert and checking for
6481 error_mark_node. Convert only if the conversion is necessary.
6483 2007-07-02 Joseph Myers <joseph@codesourcery.com>
6485 * configure.ac: Check for .gnu_attribute on Power.
6486 * configure: Regenerate.
6487 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
6488 attribute for floating-point ABI.
6490 2007-07-02 Ira Rosen <irar@il.ibm.com>
6492 PR tree-optimization/32230
6493 PR tree-optimization/32477
6494 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
6495 address is a constant.
6497 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6499 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
6500 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
6501 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
6502 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
6503 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
6504 64-bit targets. Add support for *-elfoabi*.
6505 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
6506 different settings if $(tm_defines) does not select the EABI.
6507 (MULTILIB_EXCLUSIONS): Define in those circumstances.
6508 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
6509 (MIPS_ARCH_OPTION_SPEC): Likewise.
6510 (MIPS_ISA_LEVEL_SPEC): Likewise.
6511 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
6512 * config/mips/elfoabi.h: New file.
6514 2007-07-02 Richard Guenther <rguenther@suse.de>
6516 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
6517 (useless_type_conversion_p): ... this.
6518 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
6519 (useless_type_conversion_p): ... this.
6520 * builtins.c (fold_builtin_memory_op): Rename
6521 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
6522 * tree-cfg.c (verify_expr): Likewise.
6523 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
6524 * tree-ssa-ccp.c (ccp_fold): Likewise.
6525 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6526 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
6527 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
6528 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
6529 * tree-ssa-pre.c (eliminate): Likewise.
6530 * tree-ssa.c (delete_tree_ssa): Likewise.
6531 (tree_ssa_useless_type_conversion): Likewise.
6532 * tree.c (build2_stat): Likewise.
6534 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
6536 Fix PR tree-optimization/32571
6537 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
6540 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
6542 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
6543 and other expected operations explicitly, change default to
6546 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6548 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
6550 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
6551 (tls_load_dot_plus_eight): Move the label number into the unspec.
6552 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
6554 2007-07-01 Andreas Schwab <schwab@suse.de>
6556 * dwarf2out.c (initial_return_save): Define only if used.
6558 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
6560 Unreverting Richard's Revert of:
6562 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6564 * dce.c (deletable_insn_p_1): New function, split out from...
6565 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6566 specially, not those inside PARALLELs. Remove BODY argument
6567 and adjust recursive call accordingly.
6568 (prescan_insns_for_dce): Update call to delete_insn_p.
6570 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
6571 Revital Eres <eres@il.ibm.com>
6573 * ddg.c (create_ddg_all_sccs): Fix missed
6574 initialization of scc_nodes.
6576 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
6579 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
6580 X + ~X to 1 only for INTEGRAL_TYPE_P type.
6582 2007-06-30 Joseph Myers <joseph@codesourcery.com>
6584 * configure.ac: Check for .gnu_attribute on MIPS.
6585 * configure, config.in: Regenerate.
6586 * config/mips/mips.c (mips_file_start): If supported, output
6587 attribute for floating-point ABI.
6589 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
6592 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
6593 (ffs_cmove): New expander to expand using ctz pattern.
6594 (*ffs_cmove): Remove pattern.
6595 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
6596 (ffsdi2): Expand using ctz pattern.
6597 (*ffs_rex64): Remove pattern.
6599 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6601 PR rtl-optimization/32296
6602 * pa.md (return): Delete pattern.
6603 (return_internal): Remove "(const_int 1)" from pattern.
6604 (epilogue): Use return_internal pattern for trivial returns.
6605 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
6606 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
6608 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6610 * tree-ssa-pre.c (is_exception_related): New function
6611 (can_value_number_operation): Use it.
6613 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6615 Fix PR tree-optimization/32540
6616 Fix PR tree-optimization/31651
6618 * tree-ssa-sccvn.c: New file.
6620 * tree-ssa-sccvn.h: Ditto.
6622 * tree-vn.c: Include tree-ssa-sccvn.h
6623 (val_expr_paid_d): Removed.
6624 (value_table): Ditto.
6625 (vn_compute): Ditto.
6626 (val_expr_pair_hash): Ditto.
6627 (val_expr_pair_expr_eq): Ditto.
6628 (copy_vuses_from_stmt): Ditto.
6631 (shared_vuses_from_stmt): Ditto.
6632 (print_creation_to_file): Moved up.
6633 (sort_vuses): Ditto.
6634 (sort_vuses_heap): Ditto.
6635 (set_value_handle): Make non-static.
6636 (make_value_handle): Ditto.
6637 (vn_add): Rewritten to use sccvn lookups.
6638 (vn_add_with_vuses): Ditto.
6639 (vn_lookup): Ditto (and second argument removed).
6640 (vn_lookup_with_vuses): Ditto.
6641 (vn_lookup_or_add): Ditto (and second argument removed);
6642 (vn_lookup_or_add_with_vuses): Ditto.
6643 (vn_lookup_with_stmt): New.
6644 (vn_lookup_or_add_with_stmt): Ditto.
6645 (create_value_handle_for_expr): Ditto.
6647 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
6648 (seen_during_translate): New function.
6649 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
6650 (phi_trans_add): Ditto.
6651 (constant_expr_p): FIELD_DECL is always constant.
6652 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
6653 Use constant_expr_p.
6654 Avoid infinite recursion on mutually valued expressions.
6655 Change callers of vn_lookup_or_add.
6656 (phi_translate): New function.
6657 (compute_antic_safe): Allow phi nodes.
6658 (create_component_ref_by_pieces): Update for FIELD_DECL change.
6659 (find_or_generate_expression): Rewrite slightly.
6660 (create_expression_by_pieces): Updated for vn_lookup_or_add
6662 Update VN_INFO for new names.
6663 (insert_into_preds_of_block): Update for new names.
6664 (add_to_exp_gen): New function.
6665 (add_to_sets): Use vn_lookup_or_add_with_stmt.
6666 (find_existing_value_expr): Rewrite to changed vn_lookup.
6667 (create_value_expr_from): Ditto, and use add_to_exp_gen.
6668 (try_look_through_load): Removed.
6669 (try_combine_conversion): Ditto.
6670 (get_sccvn_value): New function.
6671 (make_values_for_phi): Ditto.
6672 (make_values_for_stmt): Ditto.
6673 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
6675 (init_pre): Update for SCCVN changes.
6677 (execute_pre): Ditto.
6679 * tree-flow.h (make_value_handle): Declare.
6680 (set_value_handle): Ditto.
6681 (sort_vuses_heap): Ditto.
6682 (vn_lookup_or_add_with_stmt): Ditto.
6683 (vn_lookup_with_stmt): Ditto.
6684 (vn_compute): Remove.
6687 (vn_lookup): Update arguments.
6689 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
6691 (tree-ssa-sccvn.o): New.
6692 (OBJS-common): Add tree-ssa-sccvn.o
6694 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6697 * c-typeck.c (build_external_ref): Don't mark as used if called
6699 * calls.c (rtx_for_function_call): Likewise.
6701 2007-06-30 Richard Sandiford <richard@codesourcery.com>
6705 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6707 * dce.c (deletable_insn_p_1): New function, split out from...
6708 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6709 specially, not those inside PARALLELs. Remove BODY argument
6710 and adjust recursive call accordingly.
6711 (prescan_insns_for_dce): Update call to delete_insn_p.
6713 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
6715 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
6716 (try_combine): Move potential calls to undo_all() so they happen
6717 before we commit to using the combined insns.
6719 2006-06-30 Jan Hubicka <jh@suse.cz>
6721 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
6724 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
6726 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
6727 (cgraph_remove_unreachable_nodes): Likewise.
6728 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
6729 * ipa-inline.c (update_caller_keys): Cast according to the coding
6731 (cgraph_decide_recursive_inlining): Likewise.
6732 (cgraph_decide_inlining_of_small_function): Likewise.
6733 (try_inline): Likewise.
6734 (cgraph_decide_inlining_incrementally): Likewise.
6735 * ipa-pure-const.c (get_function_state): Likewise.
6736 (scan_function): Likewise.
6737 (analyze_function): Likewise.
6738 (static_execute): Likewise.
6739 * ipa-reference.c (scan_for_static_refs): Likewise.
6740 (merge_callee_local_info): Likewise.
6741 (analyze_function): Use type safe memory macros.
6742 (static_execute): Likewise. Cast according to the coding conventions.
6743 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
6745 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
6747 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
6748 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
6751 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6754 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
6755 for complex modes (both int and real).
6757 2007-06-29 Jan Hubicka <jh@suse.cz>
6759 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
6761 2007-06-29 Jan Hubicka <jh@suse.cz>
6764 * cse.c (cse_insn): Avoid invalid sharing in between register note and
6767 2007-06-29 Anatoly Sokolov <aesok@post.ru>
6770 * config/avr/avr.c: Include dataflow header file.
6771 (expand_prologue): Adjust for prologue insn change.
6772 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
6775 2007-06-29 Richard Guenther <rguenther@suse.de>
6778 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
6779 during type verification.
6781 2007-06-29 Jan Hubicka <jh@suse.cz>
6783 * recog.c (validate_change_rtx_1): Unshare TO argument.
6785 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
6787 PR tree-optimization/24659
6788 * tree-vect-transform.c (vectorizable_call): Handle
6789 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6791 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
6792 * config/i386/i386.c (enum ix86_builtins)
6793 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
6794 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
6796 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
6797 const using def_builtin_const.
6798 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
6799 input operands in the same modes as the result.
6800 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
6802 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
6804 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
6805 (df_set_dead_notes_for_mw): Likewise.
6807 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
6809 * c-common.c (pointer_int_sum): Do the negation in sizetype.
6811 2007-06-28 DJ Delorie <dj@redhat.com>
6813 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
6815 2007-06-28 Geoffrey Keating <geoffk@apple.com>
6817 * doc/invoke.texi (C++ Dialect Options): Document
6818 fvisibility-ms-compat.
6819 * c.opt (fvisibility-ms-compat): New.
6821 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6824 * tree-affine.c (aff_combination_add_elt): Handle
6825 pointer addition specially.
6827 2007-06-28 Jakub Jelinek <jakub@redhat.com>
6829 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
6830 decl is non-external for AIX ABI.
6832 2007-06-28 David Edelsohn <edelsohn@gnu.org>
6834 * config/rs6000/predicates.md (current_file_function_operand):
6835 Ensure the symbol is non-external for AIX ABI.
6837 2007-06-28 Nick Clifton <nickc@redhat.com>
6839 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
6840 (fdce, fdse, fpredictive-commoning): Likewise.
6842 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6845 * gcc.c (process_command): Recognize the new -static-libgfortran
6848 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
6851 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
6852 Use a call clobbered hard reg instead of a pseudo reg.
6854 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6856 * config/sh/sh.md (load_gbr): Use correct operand constraint.
6858 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6861 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
6862 REG_LIBCALL and REG_RETVAL notes.
6863 (divsi3, mulsi3): Likewise.
6864 (mulhisi3): Likewise. Use emit_libcall_block.
6865 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
6867 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
6869 PR rtl-optimization/32481
6870 * combine.c (adjust_for_new_dest): Rescan the changed insn.
6872 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6874 * dce.c (deletable_insn_p_1): New function, split out from...
6875 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6876 specially, not those inside PARALLELs. Remove BODY argument
6877 and adjust recursive call accordingly.
6878 (prescan_insns_for_dce): Update call to delete_insn_p.
6880 2007-06-27 Richard Guenther <rguenther@suse.de>
6883 * tree.h (fold_convertible_p): Declare.
6884 * fold-const.c (fold_convertible_p): New function.
6885 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
6886 instead of lang_hooks.types_compatible_p.
6888 2007-06-26 Jan Hubicka <jh@suse.cz>
6890 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
6891 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
6892 early use validate_unshare_change.
6893 (reload_combine): Likewise.
6894 * recog.c (change_t): New field unshare.
6895 (validate_change_1): Rename from validate_change; add argument unshare.
6896 (validate_change): Turn into wrapper of validate_change_1; update
6897 prototype for bools.
6898 (validate_unshare_change): New.
6899 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
6900 calls of df_insn_rescan.
6901 * recog.h (validate_change): Replace ints by bools.
6902 (validate_unshare_change): Declare.
6904 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6906 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
6908 2007-06-26 Steve Ellcey <sje@cup.hp.com>
6910 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
6912 2007-06-25 Jan Hubicka <jh@suse.cz>
6914 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
6916 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
6917 cgraph_decide_inlining_incrementally): Move uninlinability checks to
6918 places other call site specific checks are performed.
6920 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6923 * tree-vect-transform.c (vectorizable_operation): Convert
6924 POINTER_PLUS_EXPR over to PLUS_EXPR.
6926 2007-06-25 Chao-ying Fu <fu@mips.com>
6928 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
6929 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
6930 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6931 Document GET_MODE_IBIT, and GET_MODE_FBIT.
6933 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
6934 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6935 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
6936 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
6937 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
6938 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
6939 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
6940 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
6941 ALL_FIXED_POINT_MODE_P): New define.
6942 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6944 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
6946 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
6947 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6948 MODE_VECTOR_UACCUM): New mode classes.
6950 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
6951 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
6952 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
6955 * genmodes.c (struct mode_data): Add ibit and fbit fields.
6956 (blank_mode): Initialize ibit and fbit.
6957 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
6958 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6960 (new_adjust): Change required_class to required_class_from and
6961 required_class_to for testing within a range.
6962 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6963 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6965 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
6966 (make_fixed_point_mode): New.
6967 (_ADD_ADJUST): Change C to C1 and C2.
6968 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
6969 use a range for machine classes.
6970 (ADJUST_IBIT, ADJUST_FBIT): New.
6971 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
6973 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6974 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6975 Emit adjustment for ibit and fbit.
6976 (emit_mode_ibit, emit_mode_fbit): New.
6977 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
6979 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
6981 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
6982 as the source of the set.
6984 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
6986 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
6987 FP_REGNO_P): Use IN_RANGE.
6988 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
6989 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
6990 (DATA_REG_P): Use DATA_REGNO_P.
6991 (FP_REG_P): Use FP_REGNO_P.
6992 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
6993 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
6994 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
6996 2007-06-24 Jan Hubicka <jh@suse.cz>
6999 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
7001 2007-06-24 Sebastian Pop <sebpop@gmail.com>
7004 * fold-const.c (fold_binary): Strip nops of operand 0
7005 of BIT_NOT_EXPR before calling operand_equal_p.
7006 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
7007 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
7009 2007-06-23 Mark Mitchell <mark@codesourcery.com>
7011 * doc/extend.texi: Document that dllimport and dllexport imply
7013 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
7014 imported or exported declaration, including type declarations.
7015 * c-common.c (handle_visibility_attribute): Check for conflicts
7016 with dllimport/dllexport.
7017 (c_determine_visibility): Handle dllimport/dllexport as an
7018 explicit visibility atttribute.
7020 2007-06-23 Richard Guenther <rguenther@suse.de>
7022 PR tree-optimization/16876
7024 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
7026 * tree-inline.c (initialize_inlined_parameters): Do not call
7027 lang_hooks.tree_inlining.convert_parm_for_inlining.
7028 * cgraphbuild.c (initialize_inline_failed): Set inline failed
7029 reason for mismatched types.
7030 * gimplify.c (gimplify_call_expr): Verify the call expression
7031 arguments match the called function type signature. Otherwise
7032 mark the call expression to be not considered for inlining
7033 using CALL_CANNOT_INLINE_P flag.
7034 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
7035 edges call expression.
7036 (cgraph_decide_inlining_of_small_function): Likewise.
7037 (cgraph_decide_inlining): Likewise.
7038 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
7040 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
7041 * c-typeck.c (c_convert_parm_for_inlining): Remove.
7042 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
7044 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
7045 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
7047 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7048 convert_parm_for_inlining member.
7050 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
7053 * arm.md (negscc): Match the correct operand for optimized LT0 test.
7054 Remove optimization for GT.
7056 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
7059 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
7061 (prescan_insns_for_dce): Add extra parameter.
7063 2007-06-23 Jan Hubicka <jh@suse.cz>
7066 * gimplify.c (mark_addressable): New function.
7067 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
7069 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7072 * expr.c (store_constructor): Do not clobber non-zeroed memory.
7074 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7077 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
7078 moves between MMX/SSE registers to at least 8 units to prevent
7079 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
7081 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7083 * config/i386/i386.c (override_options): Correct x86_sahf
7086 2007-06-21 David Daney <ddaney@avtrex.com>
7089 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
7090 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
7091 (exception_receiver): Renamed to ...
7092 (nonlocal_goto_receiver): ... this.
7094 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
7096 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
7097 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
7098 partial register accesses.
7100 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
7102 * fold-const.c (debug_fold_checksum): Move it under
7103 ENABLE_FOLD_CHECKING.
7105 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7108 * tree.h (debug_fold_checksum): Declared.
7109 * fold-const.c (build_fold_addr_expr_with_type_1): New.
7110 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
7111 build_fold_addr_expr_with_type_1.
7112 (fold_addr_expr, debug_fold_checksum): New.
7113 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
7114 (fold_unary, fold_comparison, split_address_to_core_and_offset):
7117 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7119 PR tree-optimization/19590
7120 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
7121 of scev is a constant.
7122 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
7124 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7126 * df-problems.c (df_note_bb_compute): Made computation of live
7127 info consistent with df_lr.
7129 2007-06-21 Richard Guenther <rguenther@suse.de>
7131 PR tree-optimization/32453
7132 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
7133 for pointer anti-range.
7135 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
7137 * config/i386/i386.c (processor_target_table): Increase maximum
7138 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
7141 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
7142 byte alignment if > 8 byte alignment is preferred.
7143 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7145 2007-06-21 Jakub Jelinek <jakub@redhat.com>
7147 PR tree-optimization/31866
7148 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
7149 if ASM_EXPR's input is not a SSA_NAME.
7152 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
7153 but decl is a global var, instead return decl.
7154 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
7155 even for is_global_var decls, if they are private in some outer
7158 2007-06-21 Richard Guenther <rguenther@suse.de>
7160 PR tree-optimization/32451
7161 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
7163 2007-06-21 Christian Bruel <christian.bruel@st.com>
7165 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
7166 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
7167 (push_regs): Changed saving order or banked registers.
7168 (sh_expand_epilogue): Likewise.
7169 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
7170 (FIRST_BANKED_REG): Likewise.
7171 (LAST_BANKED_REG): Likewise.
7172 * config/sh/sh.md (banked) New attribute.
7173 (in_delay_slot): Check banked attribute.
7175 2007-06-20 Sebastian Pop <sebpop@gmail.com>
7177 PR tree-optimization/32075
7178 * tree-data-ref.c (subscript_dependence_tester_1,
7179 analyze_miv_subscript, analyze_overlapping_iterations,
7180 add_distance_for_zero_overlaps, build_classic_dist_vector,
7181 subscript_dependence_tester_1, analyze_overlapping_iterations,
7182 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
7183 compute_affine_dependence, compute_all_dependences): Pass loop_nest
7184 to evolution_function_is_affine_multivariate_p.
7186 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7188 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
7190 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
7193 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
7195 * config/m32c/prologue.md (epilogue_exitd_16): New.
7196 (epilogue_reit_16): New.
7197 (epilogue_exitd): Rename to epilogue_exitd_24.
7198 (epilogue_reit): Rename to epilogue_reit_24.
7200 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
7201 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7203 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
7205 * haifa-sched.c (queue_to_ready): Don't requeue next insn
7206 if dbg_cnt (sched_insn) reaches the limit.
7207 (choose_ready): New parameter INSN_PTR and new return value.
7208 (schedule_block): Handle dbg_cnt (sched_insn). Handle
7209 the new return value from choose_ready.
7210 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
7211 (rest_of_handle_global_alloc): New global_alloc_at_func.
7213 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
7215 PR tree-optimization/25737
7216 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
7217 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
7218 * tree-flow.h (struct fieldoff): Add new field alias_set.
7219 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
7220 argument addressable_type. Set alias_set of fieldoff.
7221 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
7222 (create_overlap_variables_for): Pass alias_set from fieldoff to
7224 * alias.c (get_alias_set): Use alias_set from SFT if set.
7226 2007-06-20 Hui-May Chang <hm.chang@apple.com>
7228 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
7229 of a variable as an unsigned HOST_WIDE_INT integer.
7231 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
7233 PR rtl-optimization/32405
7234 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
7236 2007-06-20 Jakub Jelinek <jakub@redhat.com>
7238 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
7241 * builtins.c: Include diagnostic.h.
7242 (expand_builtin_expect): Make gcc_assert more permissive.
7243 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
7246 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
7250 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
7251 if ACCUMULATE_OUTGOING_ARGS.
7253 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7255 * config/m68hc11/m68hc11.c: Include dataflow header file.
7256 (m68hc11_reorg): Port to dataflow.
7258 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7260 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
7261 (struct df_problem.free_blocks_on_set_blocks): New field.
7262 (struct dataflow.optional_p): New field.
7263 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7264 (df_live_set_all_dirty): New function.
7265 * df-scan.c (df_scan_alloc): Initialize optional_p.
7266 (problem_SCAN): Initialize free_blocks_on_set_blocks.
7267 * df-core.c (df_set_blocks): Removed use of
7268 DF_FIRST_OPTIONAL_PROBLEM. Now uses
7269 df_problem.free_blocks_on_set_blocks to determine which blocks are
7271 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
7272 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
7273 uses dataflow.optional_p to determine if problem should be
7275 (rest_of_handle_df_initialize): Only start live problem if
7277 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7278 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
7279 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
7280 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
7281 problem_NOTE): Initialize free_blocks_on_set_blocks.
7282 (df_lr_bb_local_compute): Recompute luids if df_live problem is
7284 (df_live_set_all_dirty, df_note_alloc): New function.
7285 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
7287 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
7288 * postreload.c (reload_combine): Ditto.
7289 * cse.c (cse_extended_basic_block): Ditto.
7290 * regmove.c (mark_flags_life_zones): Ditto.
7291 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
7292 erase_matching_seqs): Ditto.
7293 * bt-load.c (compute_defs_uses_and_gen): Ditto.
7294 * integrate (allocate_initial_values): Ditto.
7295 * combine.c (reg_dead_at_p): Ditto.
7296 * resource.c (mark_target_live_regs): Ditto.
7297 * sched-rgn.c (check_live_1, update_live_1): Ditto.
7298 * config/sh/sh.c (find_r0_life_regions): Ditto.
7299 * global.c (rest_of_handle_global_alloc): Only add back df_live
7301 * local-alloc.c (rest_of_handle_local_alloc): Only remove
7303 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
7305 (if_convert): Make sure df_live is there at -O == 1.
7306 (pass_if_after_combine): Cleanup flags.
7307 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
7308 is there at -O == 1.
7310 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
7312 * config/arm/arm.c (arm_get_frame_offsets): Set
7313 offsets->locals_base to avoid negative stack size.
7314 (thumb1_expand_prologue): Assert on negative stack size.
7316 2007-06-19 Sebastian Pop <sebpop@gmail.com>
7318 PR tree-optimization/32367
7319 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
7320 of the chrec has no evolution in that loop.
7321 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
7323 2007-06-19 Bob Wilson <bob.wilson@acm.org>
7325 * config/xtensa/xtensa.c: Include "df.h".
7326 (xtensa_builtin_saveregs): Use adjust_address instead of
7328 (xtensa_va_start): Invoke make_tree with sizetype for
7329 expand_builtin_saveregs and then convert the result to a pointer.
7330 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
7331 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
7332 Subtract argument size from index value as integers and then use
7333 POINTER_PLUS_EXPR to add the result to the array address.
7335 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7338 * config/m32c/m32c.c: Include dataflow header file.
7339 (m32c_emit_prologue): Adjust for prologue insn change.
7340 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
7341 once inside a PARALLEL. Assume frame size passed in operand 0
7342 includes space to save the fb register.
7343 (prologue_enter_24): Likewise.
7344 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
7346 2007-06-19 David Daney <ddaney@avtrex.com
7349 * config/mips/mips.md (cprestore): Mark $gp as used.
7351 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7354 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
7355 (frv_ifcvt_modify_insn): Likewise.
7357 2007-06-19 Richard Guenther <rguenther@suse.de>
7359 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
7360 only handle positive offsets that fit in a HOST_WIDE_INT.
7362 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
7364 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
7365 result of rsqrt insn for zero input argument to avoid NaN.
7367 2007-06-19 Richard Guenther <rguenther@suse.de>
7370 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
7372 2007-06-19 Jakub Jelinek <jakub@redhat.com>
7374 PR tree-optimization/32353
7375 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
7377 2007-06-19 Nick Clifton <nickc@redhat.com>
7379 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
7381 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7384 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
7385 * config/i386/i386.c (assign_386_stack_local): Assert that
7386 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
7387 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
7388 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
7389 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
7391 2007-06-18 Steve Ellcey <sje@cup.hp.com>
7393 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
7395 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
7397 PR rtl-optimization/32321
7398 * gcse.c (replace_store_insn): Update the note before
7399 calling emit_insn_after.
7401 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7404 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
7406 * df-problems.c (df_note_bb_compute): Fix dumping info.
7408 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
7410 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
7411 insn with emit_jump_insn.
7413 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7415 PR tree-optimization/32383
7416 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
7417 * targhooks.h (default_builtin_reciprocal): Update prototype.
7418 * target.h (struct gcc_target): Update builtin_reciprocal.
7419 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
7420 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
7421 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
7422 when fndecl is in BUILT_IN_MD class.
7423 (execute_convert_to_rsqrt): Ditto.
7425 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
7426 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
7427 Convert BUILT_IN_SQRTF code only when md_fn is false.
7429 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
7431 * bt-load.c (move_btr_def): Fix the order of arguments
7432 to validate_replace_rtx.
7434 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
7436 * config/m68k/m68k-devices.def: Add 54450..54455.
7438 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
7440 PR rtl-optimization/32366
7441 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
7442 FLOAT_EXTEND]: Prevent non-scalar modes from entering
7445 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
7448 * modulo-sched (generate_reg_moves): Added rescan parameter and if
7449 this is true, rescan insn being modified.
7450 (sms_schedule): Added rescan parameter.
7451 (rest_of_handle_sms): Moved freeing of dominance info to before
7452 getting out of cfg_layout.
7454 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
7456 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
7457 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
7460 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
7461 FL_CF_EMAC from the entry for isac.
7463 * config/m68k/predicates.md (const_call_operand): Adjust comment.
7464 (const_sibcall_operand): New.
7465 (sibcall_operand): Use it.
7466 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
7467 (m68k_isas): ISAC does not imply FPU or EMAC.
7468 (override_options): Add ISA_C logic for symbolic jump & call.
7470 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
7472 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
7473 return mode from the builtin itself.
7474 (sparc_fold_builtin): Fix cast of zero constant.
7476 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
7478 * targhooks.c (default_builtin_reciprocal): New default target hook.
7479 * targhooks.h (default_builtin_reciprocal): Add prototype.
7480 * hooks.c (hook_tree_tree_bool_null): Remove hook.
7481 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
7482 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
7483 default_builtin_reciprocal.
7485 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
7488 * hooks.c (hook_tree_tree_bool_null): New hook.
7489 * hooks.h (hook_tree_tree_bool_null): Add prototype.
7490 * tree-pass.h (pass_convert_to_rsqrt): Declare.
7491 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
7492 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
7493 and convert it to reciprocal a*rfunc(b).
7494 (execute_convert_to_rsqrt): New function.
7495 (gate_convert_to_rsqrt): New function.
7496 (pass_convert_to_rsqrt): New pass definition.
7497 * target.h (struct gcc_target): Add builtin_reciprocal.
7498 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
7499 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
7500 TARGET_BUILTIN_RECIPROCAL.
7501 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
7503 * config/i386/i386.h (TARGET_RECIP): New define.
7504 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
7505 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7506 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7507 and not optimizing for size.
7508 (*rcpsf2_sse): New insn pattern.
7509 (*rsqrtsf2_sse): Ditto.
7510 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
7511 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7512 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7513 and not optimizing for size.
7514 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
7515 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7516 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7517 and not optimizing for size.
7518 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
7519 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7520 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7521 and not optimizing for size.
7522 (*sse_rsqrtv4sf2): Do not export.
7524 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
7525 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7526 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7527 and not optimizing for size.
7529 * config/i386/i386.opt (mrecip): New option.
7530 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
7531 (ix86_emit_swsqrtsf): Ditto.
7532 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
7533 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
7535 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
7536 ix86_expand_unop1_builtin.
7537 (ix86_emit_swdivsf): New function.
7538 (ix86_emit_swsqrtsf): Ditto.
7539 (ix86_builtin_reciprocal): New function.
7540 (TARGET_BUILTIN_RECIPROCAL): Use it.
7541 (ix86_vectorize_builtin_conversion): Rename from
7542 ix86_builtin_conversion.
7543 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
7544 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
7545 "i386 and x86_64 Options" section.
7546 (Intel 386 and AMD x86_64 Options): Document -mrecip.
7548 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7549 Zdenek Dvorak <dvorakz@suse.cz>
7550 Richard Guenther <rguenther@suse.de>
7551 Kaz Kojima <kkojima@gcc.gnu.org>
7553 * tree-vrp.c (compare_values_warnv): Convert val2 to
7555 (extract_range_from_assert): Create
7556 POINTER_PLUS_EXPR for pointer types.
7557 (extract_range_from_binary_expr): Handle
7558 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
7560 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
7561 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
7562 POINTER_PLUS_EXPR as PLUS_EXPR.
7563 (number_of_iterations_lt_to_ne):
7564 For pointer types, use sizetype when
7565 creating MINUS_EXPR/PLUS_EXPRs.
7566 (assert_loop_rolls_lt): For pointer types, use sizetype when
7567 creating MINUS_EXPR/PLUS_EXPRs.
7568 (number_of_iterations_le): Likewise.
7569 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
7570 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
7571 like PLUS_EXPR and MINUS_EXPR.
7572 * tree-pretty-print.c (dump_generic_node): Handle
7574 (op_prio): Likewise.
7575 (op_symbol_1): Likewise.
7576 * optabs.c (optab_for_tree_code): Likewise.
7577 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
7579 * tree-tailcall.c (process_assignment): Mention
7580 POINTER_PLUS_EXPR in a TODO comment.
7581 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
7582 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
7583 not used with a pointer and an integer type.
7584 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
7585 increment using chrec_convert_rhs instead of chrec_convert.
7586 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
7587 PLUS_EXPR except for the right hand side's type will be
7589 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
7590 (fold_used_pointer_cast): Kill.
7591 (pointer_offset_p): Kill.
7592 (fold_used_pointer): Kill.
7593 (pointer_used_p): Kill.
7594 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
7595 call fold_used_pointer.
7596 (instantiate_parameters_1): Convert the increment
7597 using chrec_convert_rhs instead of chrec_convert.
7598 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
7599 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
7600 instead of PLUS_EXPR.
7601 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
7602 PLUS_EXPR for pointers.
7603 (std_gimplify_va_arg_expr): Likewise.
7604 (fold_builtin_memory_op): Likewise.
7605 (fold_builtin_strstr): Likewise.
7606 (fold_builtin_strchr): Likewise.
7607 (fold_builtin_strrchr): Likewise.
7608 (fold_builtin_strpbrk): Likewise.
7609 (expand_builtin_memory_chk): Likewise.
7610 (fold_builtin_memory_chk): Likewise.
7611 (std_expand_builtin_va_start): Use
7612 sizetype for the call to make_tree and then convert
7613 to the pointer type.
7614 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
7615 instead of PLUS_EXPR for adding to a pointer.
7616 (std_gimplify_va_arg_expr): Use fold_build2 for
7617 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
7618 the operands to sizetype first and then cast the BIT_AND_EXPR
7619 back to the pointer type.
7620 * fold-const.c (build_range_check): Handle pointer types
7622 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
7623 of PLUS_EXPR's. Make sure the offset is converted to
7625 (try_move_mult_to_index): Strip the NOPs from the offset.
7626 Remove code argument and replace all uses with PLUS_EXPR.
7627 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
7628 specially. Don't use a pointer type for MINUS_EXPR.
7629 (fold_unary): Handle for (T1)(X op Y),
7630 only p+ as that is the only as that can be handled for
7631 binary operators now.
7632 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
7634 <case PLUS_EXPR>: Add folding of PTR+INT into
7636 Don't call try_move_mult_to_index.
7637 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
7638 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
7639 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
7640 Don't call try_move_mult_to_index.
7641 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
7642 (tree_expr_nonzero_p): Likewise.
7643 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
7644 of PLUS_EXPR for the complex expression folding.
7645 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
7646 first chrec is a pointer type, then the second should
7647 be sizetype and not the first's type.
7648 For POINTER_PLUS_EXPR, use a different right hand side type.
7649 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7650 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
7651 different right hand side type.
7652 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7653 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
7654 instead of PLUS_EXPR.
7655 When either operand is zero, convert the other operand.
7656 (chrec_apply): Use chrec_convert_rhs
7657 on the argument x instead of chrec_convert.
7658 (reset_evolution_in_loop): For pointer types, the new_evol
7660 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
7661 different right hand side type.
7662 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7663 (chrec_convert_rhs): New function.
7664 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
7665 different right hand side type.
7666 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7667 * tree-chrec.h (chrec_convert_rhs): New prototype.
7668 (build_polynomial_chrec): For pointer types, the right hand
7669 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
7670 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
7671 Remove subtraction case as it is always addition now.
7672 Make sure the offset is converted to sizetype.
7673 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
7674 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
7675 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
7676 PLUS_EXPR in pointer type.
7677 Handle POINTER_PLUS_EXPR.
7678 (tree_to_aff_combination): Likewise.
7679 (force_expr_to_var_cost): Likewise.
7680 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
7681 instead of PLUS_EXPR for pointers.
7682 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
7683 instead of PLUS_EXPR of pointer types.
7684 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
7686 (check_va_list_escapes): Likewise.
7687 (check_all_va_list_escapes): Likewise.
7688 * dwarf2out.c (loc_descriptor_from_tree_1):
7689 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
7690 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
7691 (string_constant): Likewise.
7692 * tree-ssa-address.c (tree_mem_ref_addr): When adding
7693 the offset to the base, use POINTER_PLUS_EXPR.
7694 (add_to_parts): Convert the index to sizetype.
7695 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
7696 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
7697 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
7698 Offset only holds something for PLUS_EXPR.
7699 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
7701 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
7703 (analyze_accesses_for_modify_stmt): Likewise.
7704 Remove comment about the type being integral type as it is
7706 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
7708 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
7710 Correct the type which the artimentic is done in (is now
7713 * tree-data-ref.c (split_constant_offset): Handle
7715 * tree-affine.c (tree_to_aff_combination): Likewise.
7716 * c-typeck.c (build_unary_op): For pointers create the increment
7717 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
7719 * gimplify.c (gimplify_self_mod_expr): Create a
7720 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7721 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
7722 * tree.def (POINTER_PLUS_EXPR): New tree code.
7723 * tree-predcom.c (ref_at_iteration): If we have a pointer
7724 type do the multiplication in sizetype.
7725 * tree-mudflap.c (mf_xform_derefs_1): Create a
7726 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7727 * tree-ssa-forwprop.c
7728 (forward_propagate_addr_into_variable_array_index):
7729 Don't expect there to be a cast for the index as that
7730 does not exist anymore.
7731 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
7732 instead of PLUS_EXPR.
7733 Don't check for the first operand of the POINTER_PLUS_EXPR
7734 was the index as it cannot be.
7735 Call forward_propagate_addr_into_variable_array_index with
7736 the SSA_NAME instead of the statement.
7737 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
7738 (compare_constant): Likewise.
7739 (copy_constant): Likewise.
7740 (compute_reloc_for_constant): Likewise.
7741 (output_addressed_constants): Likewise.
7742 (initializer_constant_valid_p): Likewise.
7743 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
7744 Convert the MIN/MAX of the inner type to the outer
7745 type before comparing them.
7746 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
7747 POINTER_PLUS_EXPR instead of PLUS_EXPR.
7748 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
7749 of PLUS_EXPR for pointers.
7750 * tree-inline.c (estimate_num_insns_1): Handle
7752 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
7753 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7754 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
7755 instead of PLUS_EXPR for the pointer increment statement.
7756 (vect_update_ivs_after_vectorizer): For pointer types, create
7757 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
7758 MULT_EXPR in sizetype.
7759 (vect_gen_niters_for_prolog_loop): Add a cast when creating
7761 * tree-object-size.c (plus_expr_object_size): Handle
7762 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
7763 code which is trying to figure out which side is a pointer and
7765 (check_for_plus_in_loops_1): Likewise.
7766 (check_for_plus_in_loops): Likewise.
7767 * c-common.c (pointer_int_sum): Create a
7768 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7769 * tree-ssa-structalias.c (handle_ptr_arith): Handle
7770 only POINTER_PLUS_EXPR. Removing all the extra
7771 code which is trying to figure out which side is a pointer and
7773 * tree-cfg.c (verify_expr): Add extra checking for pointers and
7774 PLUS_EXPR and MINUS_EXPR.
7775 Also add checking to make sure the operands of POINTER_PLUS_EXPR
7777 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
7778 with make_tree, instead of a pointer type.
7779 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
7780 for pointers instead of PLUS_EXPR.
7781 (s390_gimplify_va_arg): Likewise.
7782 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
7783 instead of PLUS_EXPR when doing addition on pointer
7784 types. Use sizetype for the second operand.
7785 (spu_gimplify_va_arg_expr): Likewise.
7786 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
7787 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
7788 a pointer. Don't create a BIT_AND_EXPR for pointer types.
7789 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
7790 for the pointer addition and also use size_int/sizetype
7792 (ix86_gimplify_va_arg): Likewise.
7793 Perform BIT_AND_EXPR on sizetype arguments.
7794 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
7795 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
7796 for the pointer additions and also use size_int for the offsets.
7797 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
7798 additions and also use size_int for the offsets. Perform
7799 BIT_AND_EXPR on sizetype arguments.
7800 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
7801 POINTER_PLUS_EXPR for pointers and create the
7802 BIT_AND_EXPR in sizetype.
7803 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
7804 instead of PLUS_EXPR for pointer addition.
7805 (rs6000_va_start): Likewise.
7806 Also use sizetype for the offset.
7807 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
7808 as PLUS_EXPR/MINUS_EXPR.
7809 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
7810 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
7811 Don't use BIT_AND_EXPR on a pointer type, convert the
7812 expression to sizetype first.
7813 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
7815 (mips_gimplify_va_arg_expr): Likewise.
7816 Don't create BIT_AND_EXPR in a pointer type.
7818 2007-06-15 Eric Christopher <echristo@apple.com>
7820 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
7821 (x86_64-*-darwin*): Ditto.
7822 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
7825 2007-06-15 Matthew Wilcox <matthew@wil.cx>
7827 * doc/extend.texi: Document behavior of __attribute__((aligned))
7830 2007-06-15 Mark Mitchell <mark@codesourcery.com>
7832 * rtlanal.c (note_stores): Improve documentation.
7834 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
7836 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
7837 LOCAL_LABEL_PREFIX): Delete.
7838 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
7839 (bfin_internal_label): Delete.
7841 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
7843 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
7844 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
7845 otherwise define to LIBGCC2_TF_CEXT.
7846 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
7847 (LIBGCC_TF_CEXT): Ditto.
7850 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
7852 PR rtl-optimization/32339
7853 * df-scan.c (df_uses_record): Don't modify flags but just add to
7854 it for df_ref_record.
7856 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7858 * tree-mudflap.c: Fix whitespace issues.
7860 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
7862 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
7864 2007-06-14 Eric Christopher <echristo@apple.com>
7866 * config/i386/sse.md (movdi_to_sse): Rewrite body.
7867 (movv4sf): Use gcc_unreachable instead of abort.
7869 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7872 * config/i386/sfp-machine.h (CMPtype): New define.
7873 (mach stubs): Use CMPtype instead of int as a return type.
7875 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7877 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
7878 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
7879 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
7880 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
7881 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
7882 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
7883 config/soft-fp/soft-fp.h: Update from glibc CVS.
7885 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
7887 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
7889 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7892 * config/v850/v850.c: Include dataflow header file.
7893 (substitute_ep_register): Fix typo.
7895 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7897 * configure.ac: Fix earlier checkin.
7898 * configure: Regenerated.
7900 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7902 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
7903 * aclocal.m4: Regenerate.
7904 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
7905 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
7906 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
7907 * configure: Regenerate.
7908 * Makefile.in (LOOSE_WARN): Subst loose_warn.
7910 * Makefile.in (quickstrap): Build libgcc too.
7912 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7914 * configure.ac: Add --enable-checking=df. Explicitly mention that
7915 the variables are initialized as for "release".
7916 * df-core.c: Use it.
7917 * configure: Regenerate.
7918 * config.in: Regenerate.
7920 2007-06-14 Bob Wilson <bob.wilson@acm.org>
7922 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
7923 validate_replace_rtx instead of replace_rtx.
7924 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
7926 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
7928 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
7929 (DWARF2_UNWIND_INFO): Override default if configured with
7931 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
7932 (ENDFILE_SPEC): Add crtend.o.
7933 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
7934 (ENDFILE_SPEC): Add crtend.o.
7935 (TARGET_USE_JCR_SECTION): Define.
7936 (MD_UNWIND_SUPPORT): Define for 32-bit target.
7938 * config/i386/cygming-crtbegin.c: New file.
7939 * config/i386/cygming-crtend.c: New file.
7941 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
7943 * config/i386/w32-unwind.h: New file.
7945 2007-06-13 Eric Christopher <echristo@apple.com>
7947 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
7948 the user set a value below STACK_BOUNDARY.
7950 2007-06-13 Thiemo Seufer <ths@networkno.de>
7952 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
7953 imply -lpthread for -pthread.
7955 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7957 * basic-block.h: Remove the prototype for
7958 free_basic_block_vars.
7959 * cfglayout.h: Remove the prototype for
7960 insn_locators_initialize.
7961 * tree.h: Remove the prototype for emit_line_note.
7963 * tree-ssa-pre.c (mergephitemp): Remove.
7964 (init_pre): Don't use mergephitemp.
7966 2007-06-13 Eric Christopher <echristo@apple.com>
7968 * config/i386/i386.c (override_options): If we've specified
7969 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
7971 2007-06-13 Bob Wilson <bob.wilson@acm.org>
7973 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
7976 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7978 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
7979 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
7980 (eh_store_handler): New pattern.
7981 (eh_return): Emit it instead of a plain move.
7983 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
7985 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
7986 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
7987 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
7990 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7992 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
7993 (find_next_insn_start, find_load): New functions.
7994 (bfin_reorg): Use them to deal with the fact that parallel insns are
7995 no longer represented as a SEQUENCE.
7997 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7999 * config/sparc/sparc.c (sparc_override_options): Initialize
8002 2007-06-13 Dave Korn <dave.korn@artimi.com>
8004 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
8007 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8009 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
8010 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
8011 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
8012 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
8013 tree-vect-transform.c: Fix comment typos. Follow spelling
8016 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8018 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
8019 to the exit block use set.
8020 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
8021 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
8022 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
8024 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8026 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
8027 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
8028 to indicate an error.
8029 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
8031 (dbg_cnt_process_opt): Print an error on a bad argument.
8032 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
8033 * common.opt (-fdbg-cnt-list): New.
8034 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
8036 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
8038 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
8039 flag on ref-all pointers.
8041 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8044 * expr.c (expand_expr_addr_expr_1): Call expand_expr
8045 for the offset with the modifier as EXPAND_INITIALIZER
8046 if the modifier is EXPAND_INITIALIZER.
8047 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
8048 a register if we had an overflow.
8050 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8052 * real.c (real_isfinite): New.
8053 (real_sqrt): Use it.
8054 * real.h (real_isfinite): New.
8055 * builtins.c: Use it.
8057 2007-06-12 Ian Lance Taylor <iant@google.com>
8058 Daniel Berlin <dberlin@dberlin.org>
8061 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
8062 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
8063 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
8064 (DECL_NO_TBAA_P): Define.
8065 (struct tree_decl_common): Add no_tbaa_flag field.
8066 * tree-ssa-structalias.c (struct variable_info): Add
8067 no_tbaa_pruning field.
8068 (new_var_info): Initialize no_tbaa_pruning field.
8069 (unify_nodes): Copy no_tbaa_pruning field.
8070 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8071 (dump_solution_for_var): Print no_tbaa_pruning flag.
8072 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
8074 (compute_tbaa_pruning): New static function.
8075 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
8076 Call compute_tbaa_pruning.
8077 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
8078 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8079 * gimple-low.c (lower_stmt): Likewise.
8080 * tree-gimple.c (is_gimple_stmt): Likewise.
8081 * tree-ssa-operands.c (get_expr_operands): Likewise.
8082 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8083 * tree-inline.c (estimate_num_insns_1): Likewise.
8084 (copy_result_decl_to_var): Likewise.
8085 * expr.c (expand_expr_real_1): Likewise.
8086 * tree-pretty-print.c (dump_generic_node): Likewise.
8087 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
8088 * omp-low.c (omp_copy_decl_2): Likewise.
8089 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
8090 * doc/c-tree.texi (Expression trees): Document
8091 CHANGE_DYNAMIC_TYPE_EXPR.
8093 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8095 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
8096 with !HONOR_NANS and !HONOR_INFINITIES.
8097 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
8099 2007-06-12 Tristan Gingold <gingold@adacore.com>
8101 * gcov.c: Comments updated.
8102 (source_info): Add file_time field.
8103 (source_index): New variable.
8104 (mutiple_files): New variable.
8105 (generate_results): New function extracted from process_file.
8106 (process_file): Save and restore chain of functions, generate
8107 results and free structures only if not merging results.
8108 (release_structures): File names are now freed in create_file_names
8109 (create_file_names): Free previous file names.
8110 (find_source): File date is now read here and modifications in
8111 source files is checked here.
8112 (read_graph_file): Only reverse order of functions for the current
8114 (make_gcov_file_name): Do not generate long names if input_name is
8116 (output_lines): If merging results do not display graph, data and
8118 Checking source file modification is done in find_source.
8120 * doc/gcov.texi: Append an s to sourcefile.
8122 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
8124 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
8125 (forced_nop): New pattern.
8126 * config/bfin/bfin.c: Include "df.h".
8127 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
8128 (bfin_discover_loop): Use df_get_live_in instead of
8129 global_live_at_start.
8130 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
8131 df_analyze when done.
8132 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
8133 the insns. Use QImode for the final insn in a bundle. Call
8134 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
8136 (reorder_var_tracking_notes): New function.
8137 (bfin_reorg): Pass no argument to split_all_insns. Don't call
8138 update_life_info. Call df_analyze after scheduling and bundle
8139 generation. Call reorder_var_tracking_notes if generating these
8140 notes. Call df_finish_pass at the end.
8142 2007-06-12 Dirk Mueller <dmueller@suse.de>
8144 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
8145 a comparison, not an assignment.
8147 2007-06-12 Olivier Hainque <hainque@adacore.com>
8149 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
8150 Request walking the subtrees only, leaving the current is_lhs/val_only
8152 (convert_non_local_reference): Likewise.
8154 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
8156 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
8158 2007-06-12 Richard Guenther <rguenther@suse.de>
8160 PR tree-optimization/15353
8161 PR tree-optimization/31657
8162 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
8163 * timevar.def: Add TV_TREE_IFCOMBINE.
8164 * tree-pass.h (pass_tree_ifcombine): Declare.
8165 * tree-ssa-ifcombine.c: New file.
8166 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
8167 * tree-flow.h (blocks_in_phiopt_order): Declare.
8168 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
8169 (tree-ssa-ifcombine.o): New dependencies.
8171 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8173 PR rtl-optimization/32293
8174 * combine.c (simplify_if_then_else): Truncate return from
8175 nonzero_bits() to correct mode.
8177 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8179 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
8180 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
8182 2007-06-11 Diego Novillo <dnovillo@google.com>
8184 * Makefile.in (reload1.o-warn): Remove.
8186 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
8188 * combine.c (subst): Use reg_overlap_mentioned_p
8189 instead of comparing register numbers directly.
8191 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8193 * reload1.c (mark_home_live_1): Use the mode parameter.
8195 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8197 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
8198 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
8202 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
8204 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
8206 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8208 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
8209 from integer registers.
8210 (FP mode splitters): Handle TFmode.
8212 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
8214 * tree-ssa-structalias.c (find_what_p_points_to): Return false
8215 for ref-all pointers that point-to anything.
8217 2007-06-11 Joseph Myers <joseph@codesourcery.com>
8219 * config/arm/arm.c (arm_output_dwarf_dtprel,
8220 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
8222 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
8224 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
8225 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
8228 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
8230 * tree.c (signed_or_unsigned_type_for): New.
8231 (unsigned_type_for): Use signed_or_unsigned_type_for.
8232 (signed_type_for): Use signed_or_unsigned_type_for.
8233 * tree.h (signed_or_unsigned_type_for): New.
8234 (get_signed_or_unsigned_type): Remove.
8235 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
8236 lang_hooks.types.signed_type
8237 (size_diffop): Likewise.
8238 (all_ones_mask_p): Likewise.
8239 (build_range_check): Likewise.
8240 (fold_cond_expr_with_comparison): Likewise.
8241 (fold_cond_expr_with_comparison): Likewise.
8242 (unextend): Likewise.
8243 (extract_muldiv_1): Likewise.
8244 (fold_single_bit_test_into_sign_test): Likewise.
8245 (fold_binary): Likewise.
8246 (fold_ternary): Likewise.
8247 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
8248 instead of get_signed_or_unsigned_type.
8249 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
8250 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8251 * expr.c (signed_or_unsigned_type_for): Use
8252 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
8253 * langhooks.c (get_signed_or_unsigned_type): Remove.
8254 (lhd_signed_or_unsigned_type): Remove.
8255 * langhooks.h (lang_hooks_for_types): Remove signed_type and
8256 signed_or_unsigned_type.
8257 (lhd_signed_or_unsigned_type): Remove.
8258 * expmed.c (make_tree): Use signed_type_for instead of
8259 lang_hooks.types.signed_type.
8260 * c-common.c (same_scalar_type_ignoring_signedness): Use
8261 c_common_signed_type instead of lang_hooks.types.signed_type.
8262 (c_common_unsigned_type): New.
8263 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
8264 (shorten_compare): Use c_common_unsigned_type instead of
8265 c_common_signed_or_unsigned_type.
8266 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
8268 * convert.c (convert_to_integer): Use signed_type_for instead of
8269 lang_hooks.types.signed_type.
8270 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8271 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
8272 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
8273 * c-format.c (check_format_types): Use c_common_unsigned_type
8274 instead of unsigned_type_for.
8275 * c-decl.c (groakdeclarator): Likewise.
8276 * c-typeck.c (convert_for_assignment): Likewise.
8277 * c-common.h (c_common_unsigned_type): New.
8279 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8282 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
8283 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
8285 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8288 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
8289 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
8291 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
8292 Sebastian Pop <sebpop@gmail.com>
8294 * lambda-code.c (remove_iv): New.
8295 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
8297 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
8299 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
8300 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
8301 * tree-ssa-loop-prefetch.c: Include optabs.h.
8302 (FENCE_FOLLOWING_MOVNT): New macro.
8303 (struct mem_ref): Add independent_p and storent_p fields.
8304 (record_ref): Initalize the new fields.
8305 (gather_memory_references_ref): Return true if the reference
8307 (gather_memory_references): Check whether all memory accesses
8308 in loop were recorded.
8309 (should_issue_prefetch_p): Return false for nontemporal stores.
8310 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
8311 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
8312 (determine_loop_nest_reuse): Detect independent memory references.
8313 (loop_prefetch_arrays): Call mark_nontemporal_stores.
8314 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
8315 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
8316 * config/i386/i386.h (x86_mfence): Declare.
8317 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
8318 * config/i386/i386.c (x86_mfence): New variable.
8319 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
8321 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
8322 * optabs.c (init_optabs): Initialize storent_optab.
8323 * optabs.h (enum optab_index): Add OTI_storent.
8324 (storent_optab): Declare.
8325 * genopinit.c (optabs): Add initialization for storent_optab.
8326 * tree.h (MOVE_NONTEMPORAL): New macro.
8327 * expr.c (expand_assignment, store_expr, store_constructor_field,
8328 store_constructor, store_field, expand_expr_real_1): Propagate
8329 nontemporality of the expanded store.
8330 (emit_storent_insn): New function.
8331 * expr.h (expand_assignment, store_expr): Declaration changed.
8332 * function.c (assign_parm_setup_reg): Pass false as nontemporality
8333 to expand_assignment.
8334 * stmt.c (expand_asm_expr): Ditto.
8335 * calls.c (initialize_argument_information): Pass false as
8336 nontemporality to store_expr.
8337 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
8340 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8342 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
8344 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
8346 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8348 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
8349 and allow DECL_P here.
8351 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
8353 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
8354 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
8355 track of the size of the expression.
8356 * cfghooks.c (merge_blocks): Remove block from loops structure only
8357 after call of the merge_blocks hook.
8359 2007-06-09 Tom Tromey <tromey@redhat.com>
8361 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
8362 (deprecated_state): Removed.
8363 (start_decl): Update.
8364 (enum deprecated_states): Moved earlier.
8365 (groktypename): Update.
8366 (push_parm_decl): Likewise.
8367 (grokfield): Likewise.
8368 (start_function): Likewise.
8370 2007-06-09 Ian Lance Taylor <iant@google.com>
8372 PR tree-optimization/32169
8373 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
8374 CONVERT_EXPR, check whether min and max both converted to an
8375 overflow infinity representation.
8377 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
8379 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
8380 not inserted on the edge.
8382 2007-06-08 Bob Wilson <bob.wilson@acm.org>
8384 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
8385 instructions if they are supported.
8386 (__divsi3, __umodsi3, __modsi3): Likewise.
8387 (__ashldi3, __ashrdi3, __lshrdi3): New.
8388 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
8390 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
8391 Tony Linthicum <tony.linthicum@amd.com>
8393 * doc/invoke.texi: Add fvect-cost-model flag.
8394 * common.opt (fvect-cost-model): New flag.
8395 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
8396 cost fields in stmt_vec_info struct for STMT.
8397 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
8398 fields in stmt_vec_info struct and access functions for the same.
8399 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
8400 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
8401 load, store and vector to scalar operation.
8402 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
8403 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
8404 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
8405 (TARG_VEC_STORE_COST): Define cost of vector store.
8406 (vect_estimate_min_profitable_iters): Define new function.
8407 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
8408 check to evaluate if loop iterations are less than minimum profitable
8409 iterations determined by cost model or minimum vect loop bound defined
8410 by user, whichever is more conservative.
8411 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
8412 run-time check to evaluate if loop iterations are less than minimum
8413 profitable iterations determined by cost model or minimum vect loop
8414 bound defined by user, whichever is more conservative.
8415 (vect_estimate_min_profitable_iterations): New function to estimate
8416 mimimimum iterartions required for vector version of loop to be
8417 profitable over scalar version.
8418 (vect_model_reduction_cost): New function.
8419 (vect_model_induction_cost): New function.
8420 (vect_model_simple_cost): New function.
8421 (vect_cost_strided_group_size): New function.
8422 (vect_model_store_cost): New function.
8423 (vect_model_load_cost): New function.
8424 (vectorizable_reduction): Call vect_model_reduction_cost during
8426 (vectorizable_induction): Call vect_model_induction_cost during
8428 (vectorizable_load): Call vect_model_load_cost during analysis phase.
8429 (vectorizable_store): Call vect_model_store_cost during analysis phase.
8430 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
8431 vectorizable_promotion, vectorizable_demotion): Call
8432 vect_model_simple_cost during analysis phase.
8434 2007-06-08 Simon Baldwin <simonb@google.com>
8436 * reg-stack.c (get_true_reg): Readability change. Moved default case
8437 label into direct switch statement scope.
8439 2007-06-08 Simon Baldwin <simonb@google.com>
8441 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
8442 in gcc_assert() with '==' comparison.
8444 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8446 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
8447 TARGET_ABM handling of x86_popcnt variable.
8449 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8451 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
8452 __builtin_copysignq and __builtin_infq built-in functions.
8454 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8456 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
8457 SSE4.2 section. Correct built-in function names in SSE4A section.
8459 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8461 PR tree-optimization/32243
8462 * tree-vect-transform.c (vectorizable_type_promotion): Move check
8463 for ncopies after ratio check between nunits_out and nunits_in.
8464 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
8466 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
8468 PR tree-optimization/32224
8469 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
8470 vectorization upon a non GIMPLE_MODIFY_STMT.
8472 2007-06-08 Christian Bruel <christian.bruel@st.com>
8475 * config/sh/sh.md (doloop_end): New pattern and splitter.
8476 * loop-iv.c (simple_rhs_p): Check for hardware registers.
8478 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
8481 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
8483 (verify_dominators): Do not change dominance tree.
8485 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
8487 * config/sh/constraints.md: New file.
8488 * config/sh/sh.c: Include tm-constrs.h.
8489 (reg_class_from_letter): Remove.
8490 (prepare_cbranch_operands): Use satisfies_constraint_*
8491 function instead of macro.
8492 (andcosts, broken_move, sh_secondary_reload): Likewise.
8493 * config/sh/predicates.md (trapping_target_operand): Likewise.
8494 (and_operand, arith_operand, arith_reg_or_0_operand,
8495 cmp_operand, logical_operand, target_operand,
8496 ua_address_operand, ua_offset, xor_operand): Likewise.
8497 * config/sh/sh.md: Include constraints.md.
8498 (*movsicc_t_false): Use satisfies_constraint_* function
8500 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
8501 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
8502 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
8503 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
8504 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
8505 (REG_CLASS_FROM_CONSTRAINT): Remove.
8506 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
8507 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
8508 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
8509 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
8510 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
8511 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
8512 function instead of macro.
8513 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
8514 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
8515 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
8516 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
8517 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
8518 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
8519 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
8520 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
8521 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
8522 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
8523 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
8524 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
8525 EXTRA_CONSTRAINT_STR): Likewise.
8526 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
8528 2007-06-07 Geoffrey Keating <geoffk@apple.com>
8530 * config/i386/darwin.h (STACK_BOUNDARY): Define.
8532 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
8535 * c-common.h (flag_cpp0x): Replaced by...
8536 (cxx_dialect): ... this new variable specifying the C++ dialect that
8538 * c-common.c (flag_cpp0x): Removed.
8539 (cxx_dialect): Defined.
8540 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
8542 * c-opts.c (c_common_post_options): Likewise.
8543 (set_std_cxx98): Set cxx_dialect to cxx98.
8544 (set_std_cxx0x): Set cxx_dialect to cxx0x.
8546 2007-06-07 Geoffrey Keating <geoffk@apple.com>
8547 Hui-May Chang <hm.chang@apple.com>
8549 * doc/invoke.texi (Darwin Options): Update documentation for
8550 -mmacosx-version-min.
8551 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
8552 * config/darwin-driver.c: New file.
8553 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
8554 * config/t-darwin (darwin-driver.o): New rule.
8556 * config/darwin-c.c (version_as_macro): Ignore low digit.
8558 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
8560 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
8561 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
8562 (CSGNMODE): New mode macro.
8563 (CSGNVMODE): New mode attribute.
8564 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
8565 expander using CSGNMODE mode macro. Handle TFmode.
8566 (copysign<mode>3_const): Rename from copysignsf3_const and
8567 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
8569 (copysign<mode>3_var): Rename from copysignsf3_var and
8570 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
8572 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
8573 mode macro. Handle TFmode.
8574 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
8575 (iortf3, *iortf3): Ditto.
8576 (xortf3, *xortf3): Ditto.
8577 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
8578 TFmode and TImode masks.
8579 (ix86_expand_copysign): Expand TFmode copysign insn.
8580 (IX86_BUILTIN_INFQ): New.
8581 (IX86_BUILTIN_FABSQ): Ditto.
8582 (IX86_BUILTIN_COPYSIGNQ): Ditto.
8583 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
8584 [__builtin_fabsq]: Ditto.
8585 [__builtin_copysignq]: Ditto.
8586 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
8587 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
8588 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
8589 ix86_expand_binop_builtin().
8591 2007-06-07 Bob Wilson <bob.wilson@acm.org>
8593 * config/xtensa/lib1funcs.asm: Clean up whitespace.
8595 2007-06-07 Steve Ellcey <sje@cup.hp.com>
8598 * rtl.h (push_to_sequence2): New.
8599 * emit-rtl.c (push_to_sequence2): New.
8600 * function.c (assign_parm_data_all): Add new fields.
8601 (assign_parm_setup_block): Call push_to_sequence2 instead of
8603 (assign_parm_setup_reg): Ditto.
8604 (assign_parm_setup_stack): Ditto.
8605 (assign_parms_unsplit_complex): Ditto.
8606 (assign_parms): Change field name.
8608 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
8610 PR tree-optimization/32220
8611 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
8612 phi node is reached before defining statement.
8614 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8617 * tree-vect-transform.c (vectorizable_call): Call update_stmt
8618 after changing the right hand side of the assignment.
8620 2007-06-06 Eric Christopher <echristo@apple.com>
8622 * config.gcc (i?86-*-darwin*): Remove arch parameter.
8623 (x86_64-*-darwin*): Ditto.
8624 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
8625 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8627 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8629 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
8631 (add_key): Likewise.
8632 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
8633 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
8635 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
8637 (add_cost_one_coalesce): Likewise.
8638 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
8639 variable names. Rename orig to orig_name for consistency.
8640 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
8642 (cprop_into_successor_phis): Avoid using C++ keywords as variable
8644 (record_equivalences_from_stmt): Likewise.
8645 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
8646 the coding conventions.
8647 (memory_ssa_name_same): Likewise.
8648 (dse_optimize_stmt): Likewise.
8649 (dse_record_phis): Likewise.
8650 (dse_finalize_block): Likewise.
8651 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
8652 keywords as variable names.
8653 (may_move_till): Cast according to the coding conventions.
8654 (force_move_till_expr): Avoid using C++ keywords as variable names.
8655 (force_move_till): Cast according to the coding conventions.
8656 (memref_hash): Likewise.
8657 (memref_eq): Likewise.
8658 (gather_mem_refs_stmt): Likewise.
8659 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
8660 using C++ keywords as variable names.
8661 (idx_find_step): Cast according to the coding conventions.
8662 (idx_record_use): Likewise.
8663 (find_depends): Likewise.
8664 (prepare_decl_rtl): Likewise.
8665 (mbc_entry_hash): Likewise.
8666 (mbc_entry_eq): Likewise.
8667 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
8668 (simplify_replace_tree): Avoid using C++ keywords as variable names.
8669 (idx_infer_loop_bounds): Cast according to the coding conventions.
8670 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
8671 * tree-ssa-math-opts.c (occ_new ): Likwise.
8672 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
8674 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
8676 (add_use_op): Likewise.
8677 (add_vop): Likewise.
8678 (add_vuse_op): Likewise.
8679 (add_vdef_op): Likewise.
8680 (get_expr_operands): Likewise.
8681 (push_stmt_changes): Use type safe memory macros.
8682 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
8683 keywords as variable names.
8684 (conditional_replacement): Likewise.
8685 (minmax_replacement): Likewise.
8686 (abs_replacement): Likewise.
8687 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
8689 (insert_fake_stores): Avoid using C++ keywords as variable names.
8690 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
8692 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
8693 (heapvar_insert): Use type safe memory macros.
8694 (new_var_info): Cast according to the coding conventions.
8695 (new_constraint): Likewise.
8696 (remove_preds_and_fake_succs): Use type safe memory macros.
8697 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
8699 (thread_single_edge): Likewise.
8700 (thread_through_loop_header): Likewise.
8702 2007-06-06 Eric Christopher <echristo@apple.com>
8704 * config/i386/i386.c (override_options): Move handling
8705 of TARGET_SUBTARGET* earlier.
8707 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
8709 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
8712 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
8714 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
8715 emited outside of basic block.
8716 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
8718 * rtl.h (delete_insn_chain): Declaration changed.
8719 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
8721 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
8722 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
8723 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
8724 to delete_insn_chain.
8725 (rtl_verify_flow_info_1): Verify that the insns in header and footer
8726 do not have bb field set.
8727 (rtl_verify_flow_info): Verify that insns between basic blocks do not
8729 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
8730 * cfgcleanup.c (try_optimize_cfg): Ditto.
8732 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8734 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
8735 (lambda_body_vector_new): Use type safe memory macros.
8736 (lambda_linear_expression_new): Likewise.
8737 (lambda_loopnest_new): Likewise.
8738 (lambda_lattice_new): Likewise.
8739 (replace_uses_equiv_to_x_with_y): Cast according to the coding
8740 conventions. Use type safe memory macros.
8741 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
8742 (lambda_body_vector_s): Likewise.
8743 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
8744 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
8746 2007-06-06 Richard Guenther <rguenther@suse.de>
8748 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
8749 if we need to schedule cfg_cleanup.
8750 (tree_ssa_forward_propagate_single_use_vars): Do so.
8752 2007-06-06 Ian Lance Taylor <iant@google.com>
8754 * fold-const.c (merge_ranges): If range_successor or
8755 range_predecessor fail, just return 0.
8757 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8759 PR tree-optimization/32216
8760 * tree-vectorizer.c (supportable_widening_operation): Determine
8761 signedness of FIX_TRUNC_EXPR from output operand.
8762 (supportable_narrowing_operation): Ditto.
8763 * tree-vect-generic.c (expand_vector_operations_1): Determine
8764 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
8767 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8769 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
8770 (struct pta): ...from here. Change flags to unsigned to avoid
8771 excessive casting (as it is used as a bit mask).
8772 (override_options): Add casts according to the coding convenventions.
8773 (x86_64_elf_unique_section): Likewise.
8774 (examine_argument): Avoid using C++ keywords as variable names.
8775 (construct_container): Likewise.
8776 (legitimize_pic_address): Likewise.
8777 (get_dllimport_decl): Cast according to the coding conventions. Use
8778 type safe memory macros.
8779 (legitimize_address): Cast according to the coding conventions.
8780 (emit_i387_cw_initialization): Corrected the type of slot to enum
8782 (ix86_init_machine_status): Use type safe memory macros.
8783 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
8784 (bdesc_pcmpistr): Likewise.
8785 (bdesc_crc32): Likewise.
8786 (bdesc_sse_3arg): Likewise.
8787 (bdesc_2arg): Likewise.
8788 (bdesc_1arg): Likewise.
8789 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
8790 (ix86_expand_sse_pcmpistr): Likewise.
8791 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
8792 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
8793 int to match the langhook definition.
8794 (ix86_builtin_conversion): Change the type of code to unsigned init to
8795 match the langhook definition.
8796 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
8798 (ix86_preferred_output_reload_class): Likewise.
8799 (ix86_cannot_change_mode_class): Likewise.
8800 (ix86_memory_move_cost): Likewise.
8801 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
8802 avoid excessive casting later on.
8803 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
8805 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8807 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
8808 as flags setting insn.
8809 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
8811 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8813 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
8814 (UNSPEC_ROUND): New.
8815 ("sse4_1_round<mode>2"): New insn pattern.
8816 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
8818 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
8819 expander using SSEMODEF mode macro. Expand using
8820 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8821 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
8822 expander using SSEMODEF mode macro. Expand using
8823 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8824 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
8825 expander using SSEMODEF mode macro. Expand using
8826 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8827 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
8828 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
8829 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
8832 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
8833 Sebastian Pop <sebpop@gmail.com>
8835 * lambda.h (build_linear_expr): New.
8836 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
8837 Use build_linear_expr, call fold and force_gimple_operand.
8838 (lambda_loopnest_to_gcc_loopnest): Check that there is
8839 something to insert.
8840 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
8842 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
8844 PR preprocessor/23479
8845 * doc/extend.texi: Document the 0b-prefixed binary integer
8848 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8850 PR tree-optimization/32215
8851 * tree-vectorizer.c (supportable_widening_operation): Return false
8852 for unsupported FIX_TRUNC_EXPR tree code.
8853 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
8855 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
8857 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
8858 register on SPE targets. Change documentation to reflect
8860 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8861 Change FIXED_SCRATCH to 14 and document why we're keeping r14
8862 out of the register allocation pool.
8863 (rs6000_reg_live_or_pic_offset_p): New function.
8864 (rs6000_emit_prologue): Move the actual saving of LR up to free
8865 r0 for holding r11. Split saving of SPE 64-bit registers into
8866 its own case. Ensure that offsets will always be in-range for
8867 'evstdd' by using r11 as a scratch register to point at the start
8868 of the SPE save area. Save r11 if necessary, as it is the static
8870 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
8871 into its own case. Ensure that offsets will always be in-range
8872 for 'evldd' by using r11 as a scratch register to point at the
8873 start of the SPE save area. Also adjust r11 when restoring
8874 the stack pointer to compensate for pre-loading r11.
8876 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
8878 * cfg.c (init_flow): Use type safe memory macros.
8879 (alloc_block): Likewise.
8880 (unchecked_make_edge): Likewise.
8881 (dump_flow_info): Avoid using C++ keywords as variable names.
8882 (copy_original_table_clear): Cast according to the coding conventions.
8883 (copy_original_table_set): Likewise.
8884 * cfgexpand (label_rtx_for_bb): Likewise.
8885 (expand_gimple_basic_block): Likewise.
8886 * cfghooks.c (dump_bb): Likewise.
8887 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
8889 (lv_add_condition_to_bb): Likewise.
8890 * cfglayout (relink_block_chain): Cast according to the coding
8892 (fixup_reorder_chain): Likewise.
8893 (fixup_fallthru_exit_predecessor): Likewise.
8894 * cfgloop.c (glb_enum_p): Likewise.
8895 (get_exit_description): Likewise.
8896 (dump_recorded_exit): Likewise.
8897 * cfgloop.h (enum loop_estimation): Move out of struct scope...
8898 (struct loop): ... from here.
8899 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
8901 * cfgrtl.c (rtl_create_basic_block): Likewise.
8902 (rtl_split_block): Likewise.
8903 (rtl_dump_bb): Likewise.
8904 (cfg_layout_split_block): Likewise.
8905 (init_rtl_bb_info): Use typesafe memory macros.
8907 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
8908 * graphds.h: Updated all usages of edge to graph_edge.
8909 * graphds.c: Likewise.
8910 * cfgloopanal.c: Likewise.
8912 2007-06-05 Ian Lance Taylor <iant@google.com>
8914 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
8915 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
8916 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
8918 (test_for_singularity): Likewise.
8920 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8922 * config/i386/constraints.md ("Y2"): Replaced by ...
8924 * config/i386/i386.md: Likewise.
8925 * config/i386/mmx.md: Likewise.
8926 * config/i386/sse.md: Likewise.
8928 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8930 * config/i386/constraints.md ("z"): Replaced by ...
8932 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
8933 (sse4_1_blendvps): Likewise.
8934 (sse4_1_pblendvb): Likewise.
8935 (sse4_2_pcmpestr): Likewise.
8936 (sse4_2_pcmpestrm): Likewise.
8937 (sse4_2_pcmpestr_cconly): Likewise.
8938 (sse4_2_pcmpistr): Likewise.
8939 (sse4_2_pcmpistrm): Likewise.
8940 (sse4_2_pcmpistr_cconly): Likewise.
8942 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
8944 * matrix-reorg.c (transform_access_sites): Fix computation.
8945 (transform_allocation_sites): Same.
8947 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8949 * config/i386/i386.c (override_options): Use
8950 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
8952 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8954 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
8955 (nonimm_not_xmm0_operand): Ditto.
8956 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
8957 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
8958 as operand[2] predicate. Require "z" class XMM register for
8959 operand[3]. Adjust asm template.
8960 ("sse4_1_blendvpd"): Ditto.
8961 ("sse4_1_pblendvb"): Ditto.
8962 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
8963 force op2 into xmm0 register for variable blend instructions.
8965 2007-06-04 Tom Tromey <tromey@redhat.com>
8967 * c-tree.h (start_enum): Update.
8968 (build_enumerator): Likewise.
8969 * c-decl.c (enum_next_value): Removed.
8970 (enum_overflow): Likewise.
8971 (start_enum): Add c_enum_contents argument. Don't use globals.
8972 (build_enumerator): Likewise.
8973 * c-tree.h (struct c_enum_contents): New struct.
8975 2007-06-04 Tom Tromey <tromey@redhat.com>
8977 * c-common.c (c_common_get_alias_set): Fix indentation.
8979 2007-06-04 Ian Lance Taylor <iant@google.com>
8981 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
8982 to overflow, reduce overflow infinity to regular infinity.
8983 (vrp_var_may_overflow): New static function.
8984 (vrp_visit_phi_node): Check vrp_var_may_overflow.
8986 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
8988 * stor-layout.c (layout_type): Remove duplicate code.
8990 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
8993 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
8994 before build_common_builtin_nodes ().
8996 2007-06-04 Steve Ellcey <sje@cup.hp.com>
8999 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
9001 2007-06-04 Jan Hubicka <jh@suse.cz>
9003 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
9004 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
9005 instead of _stat version.
9007 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9009 PR tree-optimization/32194
9010 * tree-predcom.c (determine_offset): Check that both references have
9013 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9015 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
9016 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
9017 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
9018 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
9019 Add argument to iterate_fix_dominators call.
9020 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
9021 * gcse.c (hoist_code): Change domby to vector.
9022 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
9023 Add argument to iterate_fix_dominators call.
9024 * loop-doloop.c (doloop_modify): Changed recount_dominator to
9025 recompute_dominator.
9026 * lambda-code.c (perfect_nestify): Ditto.
9027 * cfgloopanal.c: Include graphds.h.
9028 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
9029 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
9030 (mark_irreducible_loops): Use graphds_scc. Remove argument from
9032 * graphds.c: New file.
9033 * graphds.h: New file.
9034 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
9035 (get_dominated_by, get_dominated_by_region): Change return type to
9037 (verify_dominators): Recompute all dominators and compare the results.
9038 (recount_dominator): Renamed to ...
9039 (recompute_dominator): ... this. Do not check that the block is
9041 (iterate_fix_dominators): Reimplemented.
9042 (prune_bbs_to_update_dominators, root_of_dom_tree,
9043 determine_dominators_for_sons): New functions.
9044 * et-forest.c (et_root): New function.
9045 * et-forest.h (et_root): Declare.
9046 * Makefile.in (graphds.o): Add.
9047 (cfgloopanal.o): Add graphds.h dependency.
9048 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
9049 * basic-block.h (get_dominated_by, get_dominated_by_region,
9050 iterate_fix_dominators): Declaration changed.
9051 (recount_dominator): Renamed to ...
9052 (recompute_dominator): ... this.
9053 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
9054 (thread_through_all_blocks): Do not free dominance info.
9056 2007-06-03 Andreas Schwab <schwab@suse.de>
9058 * config/m68k/m68k.c (override_options): Don't override
9060 * config/m68k/m68k-modes.def (SF, DF): Define to use
9061 motorola_single_format and motorola_double_format, resp.
9062 * real.c (motorola_single_format): Renamed from
9063 coldfire_single_format.
9064 (motorola_double_format): Renamed from coldfire_double_format.
9065 (encode_ieee_extended): Generate a proper canonical NaN image
9066 respecting canonical_nan_lsbs_set.
9067 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
9069 * real.h: Adjust declarations.
9071 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
9074 * config/sh/sh.md (symGOT_load): Don't schedule insns when
9075 the symbol is generated with the stack protector.
9077 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
9079 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
9080 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
9082 * doc/extend.texi (interrupt): Mention m68k.
9084 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
9086 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
9087 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
9088 (ix86_expand_sse_pcmpestr): Do not check operands for
9089 "register_operand", when insn operand predicate is "register_operand".
9090 (ix86_expand_sse_pcmpistr): Ditto.
9092 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
9093 Uros Bizjak <ubizjak@gmail.com>
9095 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
9096 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
9097 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
9098 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
9099 * config/i386/constraints.md ("z"): New register constraint
9100 for members of SSE_FIRST_REG class.
9101 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
9102 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
9103 SSE_FIRST_REG class.
9104 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
9105 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
9106 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
9107 (IX86_BUILTIN_PCMPESTRM128): Likewise.
9108 (IX86_BUILTIN_PCMPESTRA128): Likewise.
9109 (IX86_BUILTIN_PCMPESTRC128): Likewise.
9110 (IX86_BUILTIN_PCMPESTRO128): Likewise.
9111 (IX86_BUILTIN_PCMPESTRS128): Likewise.
9112 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
9113 (IX86_BUILTIN_PCMPISTRI128): Likewise.
9114 (IX86_BUILTIN_PCMPISTRM128): Likewise.
9115 (IX86_BUILTIN_PCMPISTRA128): Likewise.
9116 (IX86_BUILTIN_PCMPISTRC128): Likewise.
9117 (IX86_BUILTIN_PCMPISTRO128): Likewise.
9118 (IX86_BUILTIN_PCMPISTRS128): Likewise.
9119 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
9120 (struct builtin_description): Change "flag" field to unsigned.
9121 (bdesc_pcmpestr): New builtin description table.
9122 (bdesc_pcmpistr): Likewise.
9123 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
9124 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
9125 Initialize pcmp[ei]str[im] insns for SSE4.2.
9126 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
9127 (ix86_expand_sse_pcmpistr): Likewise.
9128 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
9129 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
9130 (UNSPEC_PCMPISTR): Likewise.
9131 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
9132 (sse4_2_pcmpestri):New isns pattern.
9133 (sse4_2_pcmpestrm): Likewise.
9134 (sse4_2_pcmpestr_cconly): Likewise.
9135 (sse4_2_pcmpistr): New insn patern and splitter.
9136 (sse4_2_pcmpistri):New isns pattern.
9137 (sse4_2_pcmpistrm): Likewise.
9138 (sse4_2_pcmpistr_cconly): Likewise.
9139 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
9142 2007-06-01 David Daney <ddaney@avtrex.com>
9144 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
9145 LOADGP_ABSOLUTE and not binds_local_p.
9147 2007-06-01 Geoffrey Keating <geoffk@apple.com>
9149 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
9151 2007-06-01 Ian Lance Taylor <iant@google.com>
9153 * tree-vrp.c (compare_name_with_value): Always set
9154 used_strict_overflow if we get a result from the variable itself.
9156 2007-06-01 Ian Lance Taylor <iant@google.com>
9158 PR rtl-optimization/31455
9159 * lower-subreg.c (find_decomposable_subregs): Don't decompose
9160 subregs which have a cast between modes which are not tieable.
9162 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
9164 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
9165 breaks after return statements.
9167 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
9169 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
9170 only after no_new_pseudos.
9172 2007-05-31 Eric Christopher <echristo@apple.com>
9174 * expr.c (convert_move): Assert that we don't have a BLKmode
9176 (store_expr): Handle BLKmode moves by calling emit_block_move.
9178 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
9180 * c-typeck.c (build_indirect_ref): Include type in error message.
9181 (build_binary_op): Pass types to binary_op_error.
9182 * c-common.c (binary_op_error): Take two type arguments, print out
9184 * c-common.h (binary_op_error): Update prototype.
9186 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9188 * config/i386/i386.c: Correct coments on -mno-sse4.
9190 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9192 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
9193 (x86_64-*-*): Likewise.
9194 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
9195 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
9196 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9197 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
9198 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9199 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9200 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9201 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9202 (OPTION_MASK_ISA_SSE4): Likewise.
9203 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
9204 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9205 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
9206 (override_options): Support SSE4.2.
9207 (ix86_build_const_vector): Support SImode and DImode.
9208 (ix86_build_signbit_mask): Likewise.
9209 (ix86_expand_int_vcond): Support V2DImode.
9210 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
9211 (IX86_BUILTIN_CRC32HI): Likewise.
9212 (IX86_BUILTIN_CRC32SI): Likewise.
9213 (IX86_BUILTIN_CRC32DI): Likewise.
9214 (IX86_BUILTIN_PCMPGTQ): Likewise.
9215 (bdesc_crc32): Likewise.
9216 (bdesc_sse_3arg): Likewise.
9217 (ix86_expand_crc32): Likewise.
9218 (ix86_init_mmx_sse_builtins): Support SSE4.2.
9219 (ix86_expand_builtin): Likewise.
9220 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9221 __SSE4_2__ for -msse4.2.
9222 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
9223 (CRC32MODE): Likewise.
9224 (crc32modesuffix): Likewise.
9225 (crc32modeconstraint): Likewise.
9226 (sse4_2_crc32<mode>): Likewise.
9227 (sse4_2_crc32di): Likewise.
9228 * config/i386/i386.opt (msse4.2): New for SSE4.2.
9230 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
9231 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
9232 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
9233 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
9234 (vcondu<mode>): Likewise.
9235 * doc/extend.texi: Document SSE4.2 built-in functions.
9236 * doc/invoke.texi: Document -msse4.2/-msse4.
9238 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
9240 PR tree-optimization/32160
9241 * tree-predcom.c (predcom_tmp_var): New function. Mark created
9242 variable as gimple reg.
9243 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
9245 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
9247 * gcc.c (main): Don't consider linker options when issuing the
9248 warning about a linker input file not being used.
9250 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9252 * tree-vrp.c (compare_names): Initialize sop.
9254 2007-05-30 Dirk Mueller <dmueller@suse.de>
9256 * cgraphunit.c (cgraph_analyze_function): Remove
9257 computation of inline parameters.
9259 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9261 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
9263 2007-05-30 Richard Sandiford <richard@codesourcery.com>
9265 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
9266 Add vx-common.h. Include vxworks.h between vx-common.h and
9268 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
9270 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
9271 (TARGET_ASM_DESTRUCTOR): Likewise.
9272 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
9273 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
9274 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
9275 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
9276 (VXWORKS_ENDIAN_SPEC): Define.
9277 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
9278 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
9279 VXWORKS_* equivalents.
9280 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
9281 (ASM_FILE_START): Delete.
9282 (TARGET_VERSION): Reformat.
9283 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
9284 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
9285 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
9286 (FPBIT, DPBIT): Define.
9287 (fp-bit.c, dp-bit.c): New rules.
9288 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
9289 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
9290 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
9291 * config/arm/arm.h: Include vxworks-dummy.h.
9292 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
9293 Mark with ATTRIBUTE_UNUSED.
9294 (arm_override_options): Do not allow VxWorks RTP PIC to be used
9295 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
9296 make it incompatible with -msingle-pic-base.
9297 (arm_function_ok_for_sibcall): Return false for calls that might
9298 go through a VxWorks PIC PLT entry.
9299 (require_pic_register): New function, split out from...
9300 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
9302 (arm_load_pic_register): Handle the VxWorks RTP initialization
9303 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
9304 (arm_emit_call_insn): New function.
9305 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
9306 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
9307 (pic_offset_arm): New pattern.
9308 (call, call_value): Use arm_emit_call_insn.
9309 (call_internal, call_value_internal): New expanders.
9310 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
9311 VxWorks unless __PIC__.
9313 2007-05-30 Eric Christopher <echristo@gmail.com>
9315 * genrecog.c: Include regs.h in generated file.
9316 * genemit.c: Ditto. Fix up formatting.
9317 * config/mn10300/constraints.md: New.
9318 * config/mn10300/mn10300.md: Include.
9319 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
9320 Fix up for removed macro.
9321 * config/mn10300/predicates.md (call_address_operand): Ditto.
9322 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
9323 (CONST_OK_FOR_I): Ditto.
9324 (CONST_OK_FOR_J): Ditto.
9325 (CONST_OK_FOR_K): Ditto.
9326 (CONST_OK_FOR_L): Ditto.
9327 (CONST_OK_FOR_M): Ditto.
9328 (CONST_OK_FOR_N): Ditto.
9329 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
9333 (EXTRA_CONSTRAINT): Ditto.
9335 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9337 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
9339 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
9340 OPTION_MASK_ISA_64BIT.
9341 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
9343 2007-05-30 Richard Guenther <rguenther@suse.de>
9346 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
9347 types for comparison.
9348 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
9349 with original typed arguments.
9350 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
9352 2007-05-30 Jakub Jelinek <jakub@redhat.com>
9354 PR tree-optimization/31769
9355 * except.c (duplicate_eh_regions): Clear prev_try if
9356 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
9358 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
9360 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
9361 * tree-ssa-sink.c (statement_sink_location): Return basic block and
9362 bsi of the location where statements should be inserted.
9363 (sink_code_in_bb): Take bsi from statement_sink_location.
9364 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
9365 instead of bsi_start.
9366 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
9368 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
9369 (bsi_move_before): Document inconsistency with bsi_move_after.
9370 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
9372 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9374 * config/i386/i386.h (TARGET_ABM): New define.
9375 (TARGET_POPCNT): Ditto.
9376 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
9377 New temporary defines to redefine from OPTION_ISA_* defines.
9378 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
9379 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
9380 (ix86_isa_flags): New extern int declaration.
9381 (TARGET_SUBTARGET_DEFAULT): New define.
9382 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
9383 (TARGET_SUBTARGET32_DEFAULT): Ditto.
9384 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
9385 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9386 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
9387 * config/i386/darwin.h: Change TARGET_64BIT define to
9390 * config/i386/i386.opt (m3dnowa): Define as undocumented option
9391 using existing "ix86_isa_flags" varible.
9392 (m32, m64): Use existing "ix86_isa_flags" variable.
9393 (mmmx, m3dnow): Ditto.
9394 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
9395 (mabm): Define as non-negative option using "x86_abm" variable.
9396 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
9398 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
9399 Rewrite feature test bitmap.
9400 (ix86_isa_flags): New initialized global int varible.
9401 (ix86_isa_flags_explicit): New static int variable.
9402 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
9403 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
9404 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
9405 target_flags_explicit.
9406 (override_options): Remove "target_enable" and "target_disable" fields
9407 from "struct ptt". Update processor_target_table accordingly. Remove
9408 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
9409 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
9410 "target_flags" and "ix86_isa_flags_explicit" instead of
9411 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
9412 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
9413 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
9414 to true when either of PTA_POPCNT or PTA_ABM is set in
9415 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
9416 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
9417 processor_alias_table flags entry. Remove handling of
9418 "target_enable" and "target_disable" fields of processor_target_table.
9419 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
9420 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
9421 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
9422 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
9423 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
9425 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
9427 2007-05-29 David Daney <ddaney@avtrex.com>
9430 * config/mips/mips.c (mips_output_mi_thunk): Emit
9431 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
9433 2007-05-29 Hui-May Chang <hm.chang@apple.com>
9434 * config/i386/i386.c (ix86_function_regparm): Added checking of
9435 ix86_force_align_arg_pointer to determine the number of
9436 register parameters.
9438 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
9440 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
9441 (SET_DR_MISALIGNMENT): New.
9442 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
9443 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
9444 Use SET_DR_MISALIGNMENT.
9445 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
9447 * tree-data-ref.c (create_data_ref, compute_all_dependences,
9448 find_loop_nest): Export.
9449 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
9450 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
9451 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
9452 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
9454 (struct mem_ref): Add field reuse_distance.
9455 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
9456 Initialize reuse_distance field.
9457 (issue_prefetch_ref): Select temporality of prefetch according to
9459 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
9460 self_reuse_distance, determine_loop_nest_reuse): New functions.
9461 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
9462 (tree_ssa_prefetch_arrays): Dump L2 cache size.
9463 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
9466 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
9468 * tree-ssa-alias.c: Add aliasing overview.
9470 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
9471 Danny Smith <dannysmith@users.sourceforge.net>
9474 * config/i386/t-crtfm: Compile crtfastmath.o with
9475 -minline-all-stringops.
9476 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
9477 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
9479 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9481 * doc/md.texi: Document constraints on HP PA-RISC.
9483 * pa/constraints.md: New file.
9484 * pa.md: Include constraints.md.
9485 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
9486 (integer_store_memory_operand, ldil_cint_p): New functions.
9487 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
9488 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
9489 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
9490 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
9491 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
9493 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
9496 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
9497 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
9498 case POSTDECREMENT_EXPR>): Return the error_mark_node
9499 if either the real or imaginary parts would an
9502 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
9504 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
9505 name when we remove it from a call.
9507 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
9509 * targhooks.c (default_narrow_bitfield): Remove.
9510 * targhooks.h: Remove the prototype for
9511 default_narrow_bitfield.
9513 * langhooks-def.h: Remove the prototype for
9514 hook_get_alias_set_0.
9515 * langhooks.c (hook_get_alias_set_0): Remove.
9517 * global.c (EXECUTE_IF_CONFLICT): Remove.
9519 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9522 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
9523 return true when truth_value_p is true and the type
9526 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
9528 * doc/install.texi (Prerequisites): We no longer require Autoconf
9529 2.13 for the top-level.
9531 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
9533 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
9534 memory access via x86_expand_vector_move_misalign() only for
9535 TImode values on 32-bit targets.
9537 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
9539 * matrix-reorg.c: New file. Implement matrix flattening and
9540 transposing optimization.
9541 * tree-pass.h: Add matrix reorg pass.
9542 * common.opt: Add fipa-mreorg flag.
9543 * Makefile.in: Add matrix-reorg.c.
9544 * passes.c: Add matrix reorg pass.
9545 * varpool.c (add_new_static_var): New function.
9546 * cgraph.h (add_new_static_var): Declare.
9548 2007-05-27 Eric Christopher <echristo@apple.com>
9550 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
9551 sp_offset depending on stack size. Save r12 depending
9552 on registers we're saving later.
9553 (rs6000_emit_epilogue): Update sp_offset depending only
9556 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
9558 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
9559 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
9560 * ifcvt.c (if_convert): Ditto.
9561 * tree-ssa-threadupdate.c (thread_block): Ditto.
9562 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
9563 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9564 verify_loop_closed_ssa): Check number_of_loops instead of
9566 * predict.c (tree_estimate_probability): Ditto.
9567 * tree-if-conv.c (main_tree_if_conversion): Ditto.
9568 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9569 * modulo-sched.c (sms_schedule): Ditto.
9570 * tree-scalar-evolution.c (scev_const_prop): Ditto.
9571 (scev_finalize): Do not do anything if scev analysis was not
9573 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
9574 current_loops == NULL.
9575 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
9576 * loop-init.c (loop_optimizer_init): Do not free current_loops when
9578 (loop_optimizer_finalize): Assert that loops were analyzed.
9579 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
9580 rtl_doloop): Check number_of_loops instead of current_loops.
9581 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
9582 current_loops == NULL.
9583 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
9584 gate_tree_vectorize tree_linear_transform, check_data_deps,
9585 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
9586 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
9587 Check number_of_loops instead of current_loops.
9588 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
9589 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
9590 free loops if available.
9591 (execute_pre): Do not pass do_fre to fini_pre.
9593 2007-05-27 Tobias Burnus <burnus@net-b.de>
9596 * real.c (mpfr_from_real): Fix sign of -Inf.
9598 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
9600 * tree-vect-transform.c (vectorizable_conversion): Initialize
9601 tree_code variables to ERROR_MARK.
9602 (vectorizable_type_demotion): Likewise.
9603 (vectorizable_type_promotion): Likewise.
9605 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9608 * config/i386/i386.md (movti): Handle push operands via
9611 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9613 * basic-block.h: Remove the prototype for merge_seq_blocks.
9614 * cfgcleanup.c (merge_seq_blocks): Remove.
9616 * tree-flow.h: Remove the prototype for is_aliased_with.
9617 * tree-ssa-alias.c (is_aliased_with): Remove.
9619 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
9621 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
9623 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
9625 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
9626 ix86_expand_sse4_unpack if SSE4.1 is enabled.
9627 (vec_unpacks_hi_v16qi): Likewise.
9628 (vec_unpacku_lo_v16qi): Likewise.
9629 (vec_unpacks_lo_v16qi): Likewise.
9630 (vec_unpacku_hi_v8hi): Likewise.
9631 (vec_unpacks_hi_v8hi): Likewise.
9632 (vec_unpacku_lo_v8hi): Likewise.
9633 (vec_unpacks_lo_v8hi): Likewise.
9634 (vec_unpacku_hi_v4si): Likewise.
9635 (vec_unpacks_hi_v4si): Likewise.
9636 (vec_unpacku_lo_v4si): Likewise.
9637 (vec_unpacks_lo_v4si): Likewise.
9639 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9641 * c-typeck.c, config/arm/arm.c, config/darwin.c,
9642 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
9643 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
9644 follow spelling conventions in various
9645 warning/error/diagnostic messages.
9647 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
9648 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
9649 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
9650 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
9651 tree-vrp.c: Fix comment typos. Follow spelling conventions.
9652 * doc/tm.texi: Follow spelling conventions.
9654 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9657 * tree-ssa-forwprop.c
9658 (forward_propagate_addr_into_variable_array_index): Remove
9659 the lhs argument. Use the type of def_rhs instead of lhs.
9660 (forward_propagate_addr_expr_1): Update use of
9661 forward_propagate_addr_into_variable_array_index.
9663 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
9664 Nigel Stephens <nigel@mips.com>
9666 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
9667 function attributes, "far" being an alias for "long_call".
9668 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
9669 (mips_near_type_p, mips_far_type_p): New.
9670 (mips_comp_type_attributes): New function to check that attributes
9671 attached to a function type are compatible.
9672 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
9673 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
9674 to the target function of the thunk.
9675 (mips_encode_section_info): Check for "near" and "far" function
9676 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
9678 * config/mips/predicates.md (const_call_insn_operand): Test only
9679 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
9681 * doc/extend.texi (Function Attributes): Document MIPS "near" and
9684 * testsuite/gcc.target/mips/near-far-1.c: New test case.
9685 * testsuite/gcc.target/mips/near-far-2.c: New test case.
9686 * testsuite/gcc.target/mips/near-far-3.c: New test case.
9687 * testsuite/gcc.target/mips/near-far-4.c: New test case.
9689 2007-05-25 Eric Christopher <echristo@apple.com>
9691 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
9692 to x86-darwin configurations.
9693 * config/i386/t-darwin: Add softfp support.
9694 * config/i386/t-darwin64: Ditto.
9695 * config/i386/sfp-machine.h: If mach then don't use
9696 aliasing, emit a stub to call.
9698 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
9700 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
9701 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
9702 tree-predcom.c, tree-ssa-alias-warnings.c,
9703 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
9704 comment typos. Follow spelling conventions.
9705 * doc/cpp.texi, doc/invoke.texi: Fix typos.
9707 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9710 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
9711 constants into memory. Expand unaligned memory references for
9712 SSE modes via x86_expand_vector_move_misalign() function.
9714 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
9716 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
9717 "memory" attribute for "sseishft" type insn without operands[2].
9719 2007-05-25 Dirk Mueller <dmueller@suse.de>
9720 Marcus Meissner <meissner@suse.de>
9722 * doc/extend.texi (alloc_size): New attribute.
9723 * c-common.c (handle_alloc_size_attribute): New.
9724 * tree-object-size.c (alloc_object_size): Use alloc_size
9725 attribute, if available.
9727 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9729 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
9731 (__builtin_ia32_vec_ext_v2di): Likewise.
9732 (__builtin_ia32_vec_ext_v4si): Likewise.
9733 (__builtin_ia32_vec_ext_v8hi): Likewise.
9734 (__builtin_ia32_vec_ext_v16qi): Likewise.
9735 (__builtin_ia32_vec_set_v8hi): Likewise.
9737 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9739 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
9741 2007-05-25 Richard Sandiford <richard@codesourcery.com>
9743 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
9744 (arm_is_longcall_p): Rename to...
9745 (arm_is_long_call_p): ...this. Take a single tree argument and
9747 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
9748 (CUMULATIVE_ARGS): Remove call_cookie.
9749 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
9750 (ENCODED_LONG_CALL_ATTR_P): Delete.
9751 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
9752 LONG_CALL_FLAG_CHAR cases.
9753 (ARM_DECLARE_FUNCTION_SIZE): Delete.
9754 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
9755 ARM_DECLARE_FUNCTION_SIZE.
9756 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
9757 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
9758 (arm_encode_call_attribute, current_file_function_operand): Delete.
9759 (arm_function_in_section_p): New function.
9760 (arm_is_longcall_p): Rename to...
9761 (arm_is_long_call_p): ...this. Take the target function as a single
9762 argument and return a bool. Do not rely on call cookies. Check
9763 whether the target symbol is in the same section as the current
9764 function, not just the same compilation unit.
9765 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
9766 (arm_encode_section_info): Don't encode a call type.
9767 * config/arm/arm.md (call, call_value): Update calls to
9768 arm_is_long(_)call_p. Simplify logic.
9769 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
9770 Update calls to arm_is_long(_)call_p.
9772 2007-05-25 Richard Guenther <rguenther@suse.de>
9774 PR tree-optimization/31982
9775 * tree-ssa-forwprop.c
9776 (forward_propagate_addr_into_variable_array_index): Handle arrays
9777 with element size one.
9779 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9781 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
9782 (umulsi3_highpart): Likewise.
9784 2007-05-24 Ian Lance Taylor <iant@google.com>
9786 PR rtl-optimization/32069
9787 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
9790 2007-05-24 Ollie Wild <aaw@google.com>
9792 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
9795 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
9797 * postreload-gcse.c (reg_changed_after_insn_p): New function.
9798 (oprs_unchanged_p): Use it to check all registers in a REG.
9799 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
9800 (reg_set_between_after_reload_p): Delete.
9801 (reg_used_between_after_reload_p): Likewise.
9802 (reg_set_or_used_since_bb_start): Likewise.
9803 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
9804 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
9805 Use reg_set_between_p instead of reg_set_between_after_reload_p.
9806 * rtlanal.c (reg_set_p): Check whether REG overlaps
9807 regs_invalidated_by_call, rather than just checking the
9808 membership of REGNO (REG).
9810 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9812 * doc/passes.texi: Document predictive commoning.
9813 * doc/invoke.texi (-fpredictive-commoning): Document.
9814 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
9815 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
9816 adding indices to the generated name.
9817 (schedule_sm): Pass 0 to get_lsm_tmp_name.
9818 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
9819 * tree-pretty-print.c (op_symbol_1): Renamed to ...
9820 (op_symbol_code): ... and exported.
9821 (dump_omp_clause, op_symbol): Use op_symbol_code
9822 instead of op_symbol_1.
9823 * tree-pass.h (pass_predcom): Declare.
9824 * timevar.def (TV_PREDCOM): New timevar.
9825 * tree-ssa-loop.c (run_tree_predictive_commoning,
9826 gate_tree_predictive_commoning, pass_predcom): New.
9827 * tree-data-ref.c (find_data_references_in_loop): Find the
9828 references in dominance order.
9829 (canonicalize_base_object_address): Ensure that the result has
9831 (dr_analyze_innermost): Export.
9832 (create_data_ref): Code to fail for references with invariant
9834 (find_data_references_in_stmt): ... here.
9835 * tree-data-ref.h (dr_analyze_innermost): Declare.
9836 * tree-affine.c: Include tree-gimple.h and hashtab.h.
9837 (aff_combination_find_elt, name_expansion_hash,
9838 name_expansion_eq, tree_to_aff_combination_expand,
9839 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
9841 * tree-affine.h (aff_combination_constant_multiple_p,
9842 tree_to_aff_combination_expand): Declare.
9843 * tree-predcom.c: New file.
9844 * common.opt (fpredictive-commoning): New option.
9845 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
9846 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
9847 * Makefile.in (tree-predcom.o): Add.
9848 (tree-affine.o): Add TREE_GIMPLE_H dependency.
9849 * passes.c (init_optimization_passes): Add dceloop after
9850 copy propagation in loop optimizer. Add predictive commoning
9851 to loop optimizer passes.
9853 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9855 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
9858 2007-05-24 Jan Hubicka <jh@suse.cz>
9860 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
9862 (genheader): Include statistics.h.
9864 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
9866 * print-rtl.c (flag_dump_unnumbered): Update comments.
9867 (print_rtl): Fix my previous change.
9868 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
9871 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9874 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
9876 (thread_through_all_blocks): Call initialize_original_copy_tables
9877 and free_original_copy_tables.
9878 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
9880 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9881 * cfghooks.c (duplicate_block): Use get_loop_copy.
9882 * cfg.c: Include cfgloop.h.
9883 (loop_copy): New hash table.
9884 (initialize_original_copy_tables): Initialize loop_copy table.
9885 (free_original_copy_tables): Free loop_copy table.
9886 (copy_original_table_clear, copy_original_table_set,
9887 set_loop_copy, get_loop_copy): New functions.
9888 (set_bb_original, set_bb_copy): Use copy_original_table_set.
9889 * cfgloop.h (struct loop): Remove copy field.
9890 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
9891 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
9893 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9895 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
9896 -msse/-msse2/-msse3.
9898 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9900 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
9901 __builtin_ia32_vec_set_v2di with MASK_64BIT.
9903 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
9906 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
9907 * targhooks.h (default_mangle_decl_assembler_name): Declare
9909 * targhooks.c (default_mangle_decl_assembler_name): Define
9911 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
9913 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
9914 * langhooks.c (lhd_set_decl_assembler_name): Call
9915 targetm.mangle_decl_assembler_name for names with global scope.
9917 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
9919 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
9920 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
9922 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
9923 New. Factored out of i386_pe_encode_section_info.
9924 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
9925 Move check for prior decoration of stdcall
9926 symbols to i386_pe_encode_section_info.
9927 (i386_pe_encode_section_info): Adjust call to
9928 gen_stdcall_or_fastcall_suffix. Use
9929 i386_pe_maybe_mangle_decl_assembler_name, if needed.
9930 (i386_pe_mangle_decl_assembler_name): New. Wrap
9931 i386_pe_maybe_mangle_decl_assembler_name.
9933 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9935 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
9936 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
9937 * langhooks.c (get_signed_or_unsigned_type): Don't check for
9938 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
9939 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
9942 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
9943 Nigel Stephens <nigel@mips.com>
9944 Richard Sandiford <richard@codesourcery.com>
9946 Fix up MIPS16 hard float and add support for complex.
9948 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
9949 (TARGET_SOFT_FLOAT_ABI): New.
9950 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
9951 __mips_soft_float to reflect the ABI in use, not whether the
9952 FPU is directly accessible (e.g., in MIPS16 mode).
9953 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
9954 (UNITS_PER_FPVALUE): Likewise.
9956 * config/mips/mips.c (mips_expand_call): Remove redundant
9957 TARGET_MIPS16 check.
9958 (mips_arg_regno): New.
9959 (function_arg_advance): When setting bits in cum->fp_code for
9960 MIPS16, don't subtract 1 from cum->arg_number, since it is now
9962 (function_arg): Use mips_arg_regno.
9963 (mips_return_mode_in_fpr_p): New.
9964 (mips16_call_stub_mode_suffix): New.
9965 (mips16_cfun_returns_in_fpr_p): New.
9966 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
9967 (mips_output_function_prologue): Test mips16_hard_float, not
9968 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
9969 (mips_expand_epilogue): Call MIPS16 helper routines to copy
9970 return value into a floating-point register.
9971 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
9972 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
9973 (mips16_fp_args): Handle MIPS32r2 ISA which supports
9974 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
9975 word of double arguments from or to the high bits of 64-bit
9976 floating point registers.
9977 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
9978 (mips16_fpret_double): New helper function.
9979 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
9980 support for complex modes. Fill in DECL_RESULT for stubdecl.
9981 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
9983 * config/mips/mips16.S
9984 (RET, ARG1, ARG2): New.
9985 (MERGE_GPRf, MERGE_GPRt): New.
9986 (DELAYt, DELAYf): New.
9987 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
9988 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
9989 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
9990 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
9991 (SFOP): Renamed to...
9992 (OPSF3): This, and macro-ified. Updated all uses.
9993 (SFOP2): Renamed to...
9994 (OPSF2): This, and macro-ified. Updated all uses.
9995 (SFCMP): Renamed to...
9996 (CMPSF): This, and macro-ified. Updated all uses.
9997 (SFREVCMP): Renamed to...
9998 (REVCMPSF): This, and macro-ified. Updated all uses.
9999 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
10000 (LDDBL1, LDDBL2, RETDBL): Deleted.
10001 (DFOP): Renamed to...
10002 (OPDF3): This, and macro-ified. Updated all uses.
10003 (DFOP2): Renamed to...
10004 (OPDF2): This, and macro-ified. Updated all uses.
10005 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
10006 (DFCMP): Renamed to...
10007 (CMPDF): This, and macro-ified. Updated all uses.
10008 (DFREVCMP): Renamed to...
10009 (REVCMPDF): This, and macro-ified. Updated all uses.
10010 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
10011 (RET_FUNCTION): New.
10012 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
10013 (__mips16_ret_sc, __mips16_ret_dc): New.
10014 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
10015 STUB_ARGS_6, STUB_ARGS_10): New.
10016 (CALL_STUB_NO_RET): New.
10017 (__mips16_call_stub_1): Macro-ified.
10018 (__mips16_call_stub_5): Macro-ified.
10019 (__mips16_call_stub_2): Macro-ified.
10020 (__mips16_call_stub_6): Macro-ified.
10021 (__mips16_call_stub_9): Macro-ified.
10022 (__mips16_call_stub_10): Macro-ified.
10023 (CALL_STUB_RET): New.
10024 (__mips16_call_stub_sf_0): Macro-ified.
10025 (__mips16_call_stub_sf_1): Macro-ified.
10026 (__mips16_call_stub_sf_5): Macro-ified.
10027 (__mips16_call_stub_sf_2): Macro-ified.
10028 (__mips16_call_stub_sf_6): Macro-ified.
10029 (__mips16_call_stub_sf_9): Macro-ified.
10030 (__mips16_call_stub_sf_10): Macro-ified.
10031 (__mips16_call_stub_df_0): Macro-ified.
10032 (__mips16_call_stub_df_1): Macro-ified.
10033 (__mips16_call_stub_df_5): Macro-ified.
10034 (__mips16_call_stub_df_2): Macro-ified.
10035 (__mips16_call_stub_df_6): Macro-ified.
10036 (__mips16_call_stub_df_9): Macro-ified.
10037 (__mips16_call_stub_df_10): Macro-ified.
10038 (__mips16_call_stub_sc_0): New.
10039 (__mips16_call_stub_sc_1): New.
10040 (__mips16_call_stub_sc_5): New.
10041 (__mips16_call_stub_sc_2): New.
10042 (__mips16_call_stub_sc_6): New.
10043 (__mips16_call_stub_sc_9): New.
10044 (__mips16_call_stub_sc_10): New.
10045 (__mips16_call_stub_dc_0): New.
10046 (__mips16_call_stub_dc_1): New.
10047 (__mips16_call_stub_dc_5): New.
10048 (__mips16_call_stub_dc_2): New.
10049 (__mips16_call_stub_dc_6): New.
10050 (__mips16_call_stub_dc_9): New.
10051 (__mips16_call_stub_dc_10): New.
10053 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
10054 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
10055 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
10057 2007-05-23 Ian Lance Taylor <iant@google.com>
10059 * doc/invoke.texi (Invoking GCC): Document that the order of the
10062 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
10065 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
10066 * config/score/predicate.md (const_pow2, const_npow2): Remove.
10067 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
10071 * config/score/score.c (score_print_operand): Make sure that only
10072 lower bits are used.
10074 2007-05-22 Ian Lance Taylor <iant@google.com>
10076 * tree-vrp.c (avoid_overflow_infinity): New static function,
10077 broken out of set_value_range_to_value.
10078 (set_value_range_to_value): Call avoid_overflow_infinity.
10079 (extract_range_from_assert): Likewise.
10081 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10083 PR middle-end/31095
10084 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
10085 change the type before looking for a COMPOUND_EXPR.
10087 2007-05-22 Ian Lance Taylor <iant@google.com>
10089 * lower-subreg.c (decompose_multiword_subregs): If we change an
10090 insn, call remove_retval_note on it.
10092 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10094 * regs.h (end_hard_regno): New function.
10095 (END_HARD_REGNO, END_REGNO): New macros.
10096 (add_to_hard_reg_set): New function.
10097 (remove_from_hard_reg_set): Likewise.
10098 (in_hard_reg_set_p): Likewise.
10099 (overlaps_hard_reg_set_p): Likewise.
10100 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
10101 (note_btr_set): Use END_HARD_REGNO.
10102 * caller-save.c (setup_save_areas): Use end_hard_regno.
10103 (mark_set_regs): Use END_HARD_REGNO.
10104 (add_stored_regs): Use end_hard_regno.
10105 (mark_referenced_regs): Use add_to_hard_reg_set.
10106 * combine.c (update_table_tick): Use END_REGNO.
10107 (record_value_for_reg): Likewise.
10108 (record_dead_and_set_regs): Likewise.
10109 (get_last_value_validate): Likewise.
10110 (use_crosses_set_p): Likewise.
10111 (reg_dead_at_p_1): Likewise.
10112 (reg_dead_at_p): Likewise.
10113 (mark_used_regs_combine): Use add_to_hard_reg_set.
10114 (move_deaths): Use END_HARD_REGNO.
10115 (reg_bitfield_target_p): Use end_hard_regno.
10116 (distribute_notes): Use END_HARD_REGNO.
10117 * cse.c (mention_regs): Use END_REGNO.
10118 (insert): Use add_to_hard_reg_set.
10119 (invalidate): Use END_HARD_REGNO.
10120 (invalidate_for_call): Likewise.
10121 (exp_equiv_p): Use END_REGNO.
10122 (cse_insn): Likewise.
10123 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
10124 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
10125 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
10126 * function.c (keep_stack_depressed): Use end_hard_regno.
10127 * global.c (global_alloc): Use end_hard_regno.
10128 (global_conflicts): Use add_to_hard_reg_set instead of
10130 (find_reg): Likewise.
10131 (mark_reg_store): Likewise.
10132 (mark_reg_conflicts): Likewise.
10133 (mark_reg_death): Use remove_from_hard_reg_set.
10134 (mark_reg_live_nc): Delete.
10135 (set_preference): Use end_hard_regno.
10136 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
10137 remove_from_hard_reg_set.
10138 (post_mark_life): Use add_to_hard_reg_set.
10139 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
10140 (reg_becomes_live): Use add_to_hard_reg_set.
10141 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
10142 (peep2_find_free_register): Use add_to_hard_reg_set.
10143 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
10144 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
10145 * regrename.c (note_sets): Use add_to_hard_reg_set.
10146 (clear_dead_regs): Use remove_from_hard_reg_set.
10147 (regrename_optimize): Use add_to_hard_reg_set.
10148 (find_oldest_value_reg): Use in_hard_reg_set_p.
10149 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
10150 (hard_reg_set_here_p): Use end_hard_regno.
10151 (decompose): Likewise.
10152 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
10153 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
10154 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
10155 (mark_home_live): Use end_hard_regno.
10156 (spill_hard_reg): Likewise.
10157 (clear_reload_reg_in_use): Likewise.
10158 * reorg.c (delete_prior_computation): Use END_REGNO.
10159 * resource.c (update_live_status): Use END_HARD_REGNO.
10160 (mark_referenced_resources): Use add_to_hard_reg_set.
10161 (mark_set_resources): Likewise.
10162 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
10163 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
10164 (reg_overlap_mentioned_p): Likewise.
10165 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
10166 (covers_regno_no_parallel_p): Use END_REGNO.
10167 (find_regno_note): Likewise.
10168 (find_reg_fusage): Use END_HARD_REGNO.
10169 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
10170 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
10172 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10174 * mode-switching.c (reg_dies): Change type of second argument to
10176 (optimize_mode_switching): Update accordingly.
10178 2007-05-22 Richard Sandiford <richard@codesourcery.com>
10180 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
10182 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
10183 (hard_reg_set_empty_p): ...these new functions.
10184 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
10185 GO_IF_HARD_REG_SUBSET.
10186 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
10187 instead of GO_IF_HARD_REG_EQUAL.
10188 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
10189 instead of GO_IF_HARD_REG_EQUAL.
10190 * global.c (find_reg): Use hard_reg_set_empty_p instead of
10191 GO_IF_HARD_REG_SUBSET.
10192 (modify_reg_pav): Use hard_reg_set_empty_p instead of
10193 GO_IF_HARD_REG_EQUAL.
10194 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
10195 of GO_IF_HARD_REG_SUBSET.
10196 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
10197 instead of GO_IF_HARD_REG_EQUAL.
10198 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
10199 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
10200 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
10201 of GO_IF_HARD_REG_SUBSET,
10202 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
10203 GO_IF_HARD_REG_SUBSET.
10204 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
10205 instead of GO_IF_HARD_REG_EQUAL.
10206 * config/sh/sh.c (push_regs, calc_live_regs): Use
10207 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
10208 (hard_regs_intersect_p): Delete.
10210 2007-05-22 Janis Johnson <janis187@us.ibm.com>
10212 * doc/sourcebuild.texi (Test Directives) Add dg-message.
10214 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
10215 Richard Henderson <rth@redhat.com>
10217 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
10219 (x86_64-*-*): Likewise.
10221 * i386/i386-modes.def (V2QI): New.
10223 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
10225 (override_options): Support SSE4.1.
10226 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
10227 (IX86_BUILTIN_BLENDPS): Likewise.
10228 (IX86_BUILTIN_BLENDVPD): Likewise.
10229 (IX86_BUILTIN_BLENDVPS): Likewise.
10230 (IX86_BUILTIN_PBLENDVB128): Likewise.
10231 (IX86_BUILTIN_PBLENDW128): Likewise.
10232 (IX86_BUILTIN_DPPD): Likewise.
10233 (IX86_BUILTIN_DPPS): Likewise.
10234 (IX86_BUILTIN_INSERTPS128): Likewise.
10235 (IX86_BUILTIN_MOVNTDQA): Likewise.
10236 (IX86_BUILTIN_MPSADBW128): Likewise.
10237 (IX86_BUILTIN_PACKUSDW128): Likewise.
10238 (IX86_BUILTIN_PCMPEQQ): Likewise.
10239 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
10240 (IX86_BUILTIN_PMAXSB128): Likewise.
10241 (IX86_BUILTIN_PMAXSD128): Likewise.
10242 (IX86_BUILTIN_PMAXUD128): Likewise.
10243 (IX86_BUILTIN_PMAXUW128): Likewise.
10244 (IX86_BUILTIN_PMINSB128): Likewise.
10245 (IX86_BUILTIN_PMINSD128): Likewise.
10246 (IX86_BUILTIN_PMINUD128): Likewise.
10247 (IX86_BUILTIN_PMINUW128): Likewise.
10248 (IX86_BUILTIN_PMOVSXBW128): Likewise.
10249 (IX86_BUILTIN_PMOVSXBD128): Likewise.
10250 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
10251 (IX86_BUILTIN_PMOVSXWD128): Likewise.
10252 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
10253 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
10254 (IX86_BUILTIN_PMOVZXBW128): Likewise.
10255 (IX86_BUILTIN_PMOVZXBD128): Likewise.
10256 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
10257 (IX86_BUILTIN_PMOVZXWD128): Likewise.
10258 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
10259 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
10260 (IX86_BUILTIN_PMULDQ128): Likewise.
10261 (IX86_BUILTIN_PMULLD128): Likewise.
10262 (IX86_BUILTIN_ROUNDPD): Likewise.
10263 (IX86_BUILTIN_ROUNDPS): Likewise.
10264 (IX86_BUILTIN_ROUNDSD): Likewise.
10265 (IX86_BUILTIN_ROUNDSS): Likewise.
10266 (IX86_BUILTIN_PTESTZ): Likewise.
10267 (IX86_BUILTIN_PTESTC): Likewise.
10268 (IX86_BUILTIN_PTESTNZC): Likewise.
10269 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
10270 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
10271 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
10272 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
10273 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
10274 (bdesc_ptest): New.
10275 (bdesc_sse_3arg): Likewise.
10276 (bdesc_2arg): Likewise.
10277 (bdesc_1arg): Likewise.
10278 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
10280 (ix86_expand_sse_4_operands_builtin): New.
10281 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
10282 smaller than 8 bits as the 2nd arg.
10283 (ix86_expand_sse_ptest): New.
10284 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
10285 (ix86_expand_vector_set): Support SSE4.1.
10286 (ix86_expand_vector_extract): Likewise.
10288 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
10289 __SSE4_1__ for -msse4.1.
10291 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
10292 (UNSPEC_INSERTPS): Likewise.
10293 (UNSPEC_DP): Likewise.
10294 (UNSPEC_MOVNTDQA): Likewise.
10295 (UNSPEC_MPSADBW): Likewise.
10296 (UNSPEC_PHMINPOSUW): Likewise.
10297 (UNSPEC_PTEST): Likewise.
10298 (UNSPEC_ROUNDP): Likewise.
10299 (UNSPEC_ROUNDS): Likewise.
10301 * config/i386/i386.opt (msse4.1): New for SSE4.1.
10303 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
10304 (const_pow2_1_to_32768_operand): Likewise.
10306 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
10309 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
10311 (sse4_1_insertps): Likewise.
10312 (*sse4_1_extractps): Likewise.
10313 (sse4_1_ptest): Likewise.
10314 (sse4_1_mulv2siv2di3): Likewise.
10315 (*sse4_1_mulv4si3): Likewise.
10316 (*sse4_1_smax<mode>3): Likewise.
10317 (*sse4_1_umax<mode>3): Likewise.
10318 (*sse4_1_smin<mode>3): Likewise.
10319 (*sse4_1_umin<mode>3): Likewise.
10320 (sse4_1_eqv2di3): Likewise.
10321 (*sse4_1_pinsrb): Likewise.
10322 (*sse4_1_pinsrd): Likewise.
10323 (*sse4_1_pinsrq): Likewise.
10324 (*sse4_1_pextrb): Likewise.
10325 (*sse4_1_pextrb_memory): Likewise.
10326 (*sse4_1_pextrw_memory): Likewise.
10327 (*sse4_1_pextrq): Likewise.
10328 (sse4_1_blendpd): Likewise.
10329 (sse4_1_blendps): Likewise.
10330 (sse4_1_blendvpd): Likewise.
10331 (sse4_1_blendvps): Likewise.
10332 (sse4_1_dppd): Likewise.
10333 (sse4_1_dpps): Likewise.
10334 (sse4_1_movntdqa): Likewise.
10335 (sse4_1_mpsadbw): Likewise.
10336 (sse4_1_packusdw): Likewise.
10337 (sse4_1_pblendvb): Likewise.
10338 (sse4_1_pblendw): Likewise.
10339 (sse4_1_phminposuw): Likewise.
10340 (sse4_1_extendv8qiv8hi2): Likewise.
10341 (*sse4_1_extendv8qiv8hi2): Likewise.
10342 (sse4_1_extendv4qiv4si2): Likewise.
10343 (*sse4_1_extendv4qiv4si2): Likewise.
10344 (sse4_1_extendv2qiv2di2): Likewise.
10345 (*sse4_1_extendv2qiv2di2): Likewise.
10346 (sse4_1_extendv4hiv4si2): Likewise.
10347 (*sse4_1_extendv4hiv4si2): Likewise.
10348 (sse4_1_extendv2hiv2di2): Likewise.
10349 (*sse4_1_extendv2hiv2di2): Likewise.
10350 (sse4_1_extendv2siv2di2): Likewise.
10351 (*sse4_1_extendv2siv2di2): Likewise.
10352 (sse4_1_zero_extendv8qiv8hi2): Likewise.
10353 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
10354 (sse4_1_zero_extendv4qiv4si2): Likewise.
10355 (*sse4_1_zero_extendv4qiv4si2): Likewise.
10356 (sse4_1_zero_extendv2qiv2di2): Likewise.
10357 (*sse4_1_zero_extendv2qiv2di2): Likewise.
10358 (sse4_1_zero_extendv4hiv4si2): Likewise.
10359 (*sse4_1_zero_extendv4hiv4si2): Likewise.
10360 (sse4_1_zero_extendv2hiv2di2): Likewise.
10361 (*sse4_1_zero_extendv2hiv2di2): Likewise.
10362 (sse4_1_zero_extendv2siv2di2): Likewise.
10363 (*sse4_1_zero_extendv2siv2di2): Likewise.
10364 (sse4_1_roundpd): Likewise.
10365 (sse4_1_roundps): Likewise.
10366 (sse4_1_roundsd): Likewise.
10367 (sse4_1_roundss): Likewise.
10368 (mulv4si3): Don't expand for SSE4.1.
10369 (smax<mode>3): Likewise.
10370 (umaxv4si3): Likewise.
10371 (uminv16qi3): Likewise.
10372 (umin<mode>3): Likewise.
10373 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
10375 * doc/extend.texi: Document SSE4.1 built-in functions.
10377 * doc/invoke.texi: Document -msse4.1.
10379 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
10381 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
10382 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
10383 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
10384 (ASM_SPEC): Add asm_pcrel_spec.
10385 (EXTRA_SPECS): Add asm_pcrel_spec.
10387 2007-05-21 David Daney <ddaney@avtrex.com>
10389 * doc/install.texi (Building a cross compiler): Add requirements
10390 for Java cross compiler.
10392 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10394 PR middle-end/31995
10395 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
10396 Add loopno argument. Use evolution_function_is_invariant_rec_p
10397 instead of evolution_function_is_constant_p.
10398 Update calls to evolution_function_is_affine_multivariate_p.
10399 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
10400 Add loopno argument.
10401 * tree-scalar-evolution.c (gather_chrec_stats): Call
10402 evolution_function_is_affine_multivariate_p with a loop
10404 * tree-data-ref.c (analyze_miv_subscript): Likewise.
10405 (analyze_overlapping_iterations): Likewise.
10406 (access_functions_are_affine_or_constant_p): Likewise.
10407 (build_classic_dist_vector_1): If the access functions
10408 are equal, don't do anything.
10410 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
10411 Paolo Carlini <pcarlini@suse.de>
10412 Uros Bizjak <ubizjak@gmail.com>
10414 * c-cppbuiltin.c (c_cpp_builtins): Define
10415 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
10416 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
10417 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
10418 * doc/cpp.texi ([Standard Predefined Macros]): Document.
10420 2007-05-21 Mike Stump <mrs@apple.com>
10422 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
10424 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10426 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
10428 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
10429 implementation if __OPTIMIZE__ is not defined.
10430 (_mm_alignr_pi8): Ditto.
10431 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10432 (_mm_inserti_si64): Ditto.
10433 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10434 (_mm_slli_epi16): Ditto.
10435 (_mm_slli_epi32): Ditto.
10436 (_mm_slli_epi64): Ditto.
10437 (_mm_srai_epi16): Ditto.
10438 (_mm_srai_epi32): Ditto.
10439 (_mm_srli_si128): Ditto.
10440 (_mm_slli_si128): Ditto.
10441 (_mm_srli_epi16): Ditto.
10442 (_mm_srli_epi32): Ditto.
10443 (_mm_srli_epi64): Ditto.
10444 (_mm_extract_epi16): Ditto.
10445 (_mm_insert_epi16): Ditto.
10446 (_mm_shufflehi_epi16): Ditto.
10447 (_mm_shufflelo_epi16): Ditto.
10448 (_mm_shuffle_epi32): Ditto.
10449 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
10450 (_m_pextrw): Ditto.
10451 (_mm_insert_pi16): Ditto.
10452 (_m_pinsrw): Ditto.
10453 (_mm_shuffle_pi16): Ditto.
10454 (_m_pshufw): Ditto.
10455 (_mm_shufle_ps): Ditto.
10456 (_mm_prefetch): Ditto.
10458 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
10460 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
10461 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
10462 * real.c (encode_i370_single, decode_i370_single,
10463 encode_i370_double, decode_i370_double): Functions removed.
10464 (i370_single_format, i370_double_format): Initializations removed.
10465 (real_maxval, round_for_format, exact_real_truncate, significand_size):
10466 Consider the log2_b field to always be one.
10467 (ieee_single_format, mips_single_format, coldfire_single_format,
10468 ieee_double_format, mips_double_format, coldfire_double_format,
10469 ieee_extended_motorola_format, ieee_extended_intel_96_format,
10470 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
10471 ibm_extended_format, mips_extended_format, ieee_quad_format,
10472 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
10473 decimal_single_format, decimal_double_format, decimal_quad_format,
10474 c4x_single_format, c4x_extended_format, real_internal_format): Remove
10475 initialization of log2_b.
10476 * real.h (i370_single_format, i370_double_format): Declarations
10478 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
10479 field to always be one.
10481 2007-05-21 Andreas Schwab <schwab@suse.de>
10483 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
10484 NOTE_INSN_BASIC_BLOCK_P.
10485 (process_for_unwind_directive): Likewise.
10487 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
10489 * builtins.c (expand_builtin_setjmp_setup): Update comment.
10490 * function.h (struct function): Move va_list_gpr_size,
10491 va_list_fpr_size, function_frequency to front of bitfields. Add
10493 (current_function_calls_unwind_init): New.
10494 * except.c (expand_builtin_unwind_init): Set
10495 current_function_calls_unwind_init not
10496 current_function_has_nonlocal_label.
10497 * reload1.c (has_nonexceptional_receiver): New.
10498 (reload): Use it and current_function_calls_unwind_init to
10499 determine whether call-saved regs must be saved.
10501 2007-05-20 Jan Hubicka <jh@suse.cz>
10503 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
10504 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10505 * ddg.c (create_ddg): LIkewise.
10506 * final.c (final): Remove hunk moving line number notes around since
10507 they are no longer present at this stage.
10508 (final_scan_insn): Use NOTE_KIND instead of
10509 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10510 (output_asm_label): Likewise.
10511 * reorg.c (dbr_schedule): Likewise.
10512 * haifa-sched.c (unlink_other_notes): Likewise.
10513 * mode-switching.c (optimize_mode_switching): Likewise.
10514 * graph.c (start_bb): Likewise.
10515 * rtl.def (NOTE): Update description.
10516 * jump.c (squeeze_notes): Delete.
10517 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
10518 NOTE_INSN_BASIC_BLOCK_P when possible.
10519 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
10520 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
10521 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10522 (dwarf2out_var_location): Likewise.
10523 * cfgbuild.c (make_edges): Likewise.
10524 (find_basic_blocks_1): Likewise.
10525 * function.c (reorder_blocks_1): Likewise.
10526 (epilogue_done): Likewise.
10527 (reposition_prologue_and_epilogue_notes): Likewise.
10528 * print-rtl.c (print_rtx): Likewise; drop code for printing
10530 (print_rtl): Likewise.
10531 (print_rtl_single): Likewise.
10532 * gcse.c (insert_insn_start_bb): Likewise.
10533 * alias.c (init_alias_analysis): Likewise.
10534 * calls.c (fixup_tail_calls): Likewise.
10535 * except.c (sjlj_emit_function_enter): Likewise.
10536 * emit-rtl.c (add_insn_after): Likeiwse.
10537 (emit_label_before): Likewise.
10538 (emit_label_after): Likewise.
10539 (emit_note_before, emit_note_after, emit_note): Update
10540 parameter to be enum insn_note; do not deal with source
10542 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
10543 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
10545 (merge_blocks_move_successor_nojumps): Simplify now when
10546 we don't have BLOCK notes.
10547 (try_optimize_cfg): Likewise.
10548 * cfglayout.c (skip_insns_after_block): Likewise.
10549 (record_effective_endpoints): Likewise.
10550 (duplicate_insn_chain): Likewise.
10551 * varasm.c (output_constant_pool_1): Likewise.
10552 * sched-deps.c (sched_analyze): Likewise.
10553 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
10555 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
10556 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
10557 (SET_INSN_DELETED): Simplify.
10558 (NOTE_LINE_NUMBER): Exterminate.
10559 (NOTE_LINE_KIND): New.
10560 (NOTE_INSN_BASIC_BLOCK_P): Update.
10561 (enum insn_note): Simplify.
10562 (GET_NOTE_INSN_NAME) Simplify.
10563 (emit_note_before, emit_note_after, emit_note): Update prototype.
10564 (squeeze_notes): Remove.
10565 * sched-int.h (NOTE_NOT_BB_P): Update.
10566 * resource.c (mark_target_live_regs): Update.
10567 * sched-rgn.c (debug_dependencies): Update.
10568 * sched-vis.c (print_insn): Update.
10569 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
10570 * config/i386/i386.c (ix86_output_function_epilogue): Update.
10571 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
10572 (TARGET_ADJUST_UNROLL_MAX): Likewise.
10573 (split_branches): Update.
10574 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
10576 (sh_adjust_unroll_max): Exterminate.
10577 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
10578 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
10579 (m68hc11_reorg): Likewise.
10580 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
10581 (emit_predicate_relation_info): Update.
10582 (process_for_unwind_directive): Update.
10583 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
10584 (output_call): Update.
10585 * config/pa/pa.c (output_lbranch): Update.
10586 (output_millicode_call): Update.
10587 (output_call): Update.
10588 (pa_combine_instructions): Update.
10589 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
10590 * config/bfin/bfin.c (gen_one_bundle): Update.
10591 * cfgrtl.c (can_delete_note_p): Update.
10592 (delete_insn): Update.
10593 (rtl_merge_blocks): Update.
10594 (commit_one_edge_insertion): Update.
10595 (rtl_verify_flow_info): Update.
10596 * stmt.c (expand_case): Do not call squeeze_notes.
10598 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10605 * c.opt (Wtype-limits): New.
10606 * doc/invoke.texi (Wtype-limits): Document it.
10607 (Wextra): Enabled by -Wextra.
10608 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10609 * c-common.c (shorten_compare): Warn with Wtype-limits.
10611 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10613 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
10614 inlined function, not as a macro.
10615 (_mm_alignr_pi8): Ditto.
10616 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10617 (_mm_inserti_si64): Ditto.
10618 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10619 (_mm_extract_epi16): Ditto.
10620 (_mm_insert_epi16): Ditto.
10621 (_mm_shufflehi_epi16): Ditto.
10622 (_mm_shufflelo_epi16): Ditto.
10623 (_mm_shuffle_epi32): Ditto.
10624 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
10625 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
10627 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
10629 (_m_to_float): Use C89 compatible assignment.
10631 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
10634 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
10636 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10639 * doc/invoke.texi (Wreturn-type): Complete description.
10640 (Wextra): Delete item about return-type warning.
10641 * c-decl.c: Delete redundant Wextra warning.
10643 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10646 * config/i386/pmmintrin.h: Do not include xmmintrin.h
10647 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
10648 inlined function, not as a macro.
10649 (_mm_prefetch): Ditto.
10650 (_m_pextrw): Ditto.
10651 (_mm_insert_pi16): Ditto.
10652 (_m_pinsrw): Ditto.
10653 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
10654 (_m_pshufw): Ditto. Add const to __N argument.
10655 (_mm_shufle_ps): Ditto. Add const to __mask argument.
10656 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
10657 (_mm_slli_epi32): Ditto.
10658 (_mm_srli_si128): Implement as always inlined function, not as a
10659 macro. Add __inline to function declaration.
10660 (_mm_slli_si128): Ditto.
10662 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
10664 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
10665 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
10667 (struct fenv): New structure.
10668 (FP_HANDLE_EXCEPTIONS): New define.
10669 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
10670 (_FP_DECL_EXP): New define.
10671 (FP_INIT_ROUNDMODE): New define.
10672 (FP_ROUNDMODE): New define.
10674 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10676 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
10677 (Wconversion): Update description.
10678 (Wconversion-sign): New.
10679 * c.opt (Wconversion-sign): New.
10680 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
10681 means disabled for C++. Otherwise, take the status of Wconversion.
10682 * c-common.c (conversion_warning): Warn with either Wconversion or
10684 (warnings_for_convert_and_check): Conditions are already checked by
10685 conversion_warning.
10686 (convert_and_check): Don't check warnings if the conversion failed.
10688 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
10689 Anatoly Sokolov <aesok@dol.ru>
10691 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
10692 avr_epilogue_uses) : Add declaration.
10693 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
10694 * config/avr/constraints.md (R): New constraint.
10695 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
10696 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
10697 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
10698 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
10699 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
10700 call_prologue_saves, epilogue_restores, return_from_epilogue,
10701 return_from_main_epilogue, return_from_interrupt_epilogue,
10702 return_from_naked_epilogue, prologue, epilogue): New patterns.
10703 (jump): Handle symbol reference.
10704 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
10705 avr_output_function_prologue, avr_output_function_epilogue): Remove
10707 (avr_init_machine_status, expand_prologue, expand_epilogue,
10708 avr_asm_function_end_prologue, avr_epilogue_uses,
10709 avr_asm_function_begin_epilogue): New functions.
10710 (prologue_size, epilogue_size, jump_tables_size): Remove global
10712 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
10713 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
10714 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
10715 (avr_override_options): Initialise init_machine_status.
10716 (output_movhi): Handle all stack pointer loads.
10717 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
10718 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
10719 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
10720 (EPILOGUE_USES) Redefine.
10721 (machine_function) Declare.
10723 2007-05-19 Richard Sandiford <richard@codesourcery.com>
10725 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
10726 Use a single return statement.
10728 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10730 PR middle-end/30250
10731 * builtins.c (do_mpfr_lgamma_r): New.
10732 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
10733 * tree.h (CASE_FLT_FN_REENT): New.
10735 2007-05-18 Geoffrey Keating <geoffk@apple.com>
10737 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
10738 (output_die): Use 'unsigned long' with %x.
10739 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
10740 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
10741 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
10743 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
10745 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
10750 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
10751 true if function has no argument.
10753 2007-05-18 DJ Delorie <dj@redhat.com>
10755 * config/mips/mips.c (mips_offset_within_alignment_p): New.
10756 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
10758 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10760 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
10761 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
10762 count_trailing_zeros.
10763 (__i386__): Implement count_leading_zeros using __builtin_clz().
10764 Implement count_trailing_zeros usign __builtin_ctz().
10766 2007-05-18 Richard Sandiford <richard@codesourcery.com>
10768 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
10770 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10772 PR middle-end/31344
10773 * expr.c (emit_move_change_mode): Change mode of push operands here.
10775 2007-05-17 Ian Lance Taylor <iant@google.com>
10777 PR tree-optimization/31953
10778 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
10779 Change all callers.
10780 (set_value_range_to_null): Call set_value_range_to_value.
10781 (extract_range_from_comparison): Likewise.
10783 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10785 * toplev.c (print_version): Output GMP/MPFR version info.
10787 * builtins.c (CASE_MATHFN_REENT): New macro.
10788 (mathfn_built_in): Use it.
10789 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
10790 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
10791 BUILT_IN_LGAMMAL_R): New.
10792 * doc/extend.texi: Document new builtins.
10794 PR middle-end/31796
10795 * builtins.c (do_mpfr_remquo): New.
10796 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
10797 (fold_builtin_3): Handle BUILT_IN_REMQUO.
10799 PR middle-end/30251
10800 * builtins.c (fold_builtin_1): Handle y0, y1.
10801 (fold_builtin_2): Handle yn.
10803 PR middle-end/30251
10804 * builtins.c (do_mpfr_bessel_n): New.
10805 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
10806 (fold_builtin_2): Handle BUILT_IN_JN.
10808 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
10811 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
10812 TYPE_PRECISION (intmax_type_node).
10814 2007-05-17 Steve Ellcey <sje@cup.hp.com>
10817 * reload.c (subst_reloads): Remove checking.
10819 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10821 PR rtl-optimization/31691
10822 * combine.c (simplify_set): Build a new src pattern instead of
10823 substituting its operands in the COMPARE case.
10825 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
10827 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
10828 (execute_vrp): Preserve loops through jump threading.
10829 * tree-ssa-threadupdate.c (thread_single_edge,
10830 dbds_continue_enumeration_p, determine_bb_domination_status,
10831 thread_through_loop_header): New functions.
10832 (create_edge_and_update_destination_phis,
10833 create_edge_and_update_destination_phis): Set loops for the new blocks.
10834 (prune_undesirable_thread_requests): Removed.
10835 (redirect_edges): Do not pretend that redirect_edge_and_branch can
10837 (thread_block): Do not call prune_undesirable_thread_requests.
10839 (mark_threaded_blocks): Select edges to thread here.
10840 (thread_through_all_blocks): Take may_peel_loop_headers argument.
10841 Thread edges through loop headers independently.
10842 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
10843 * tree-pass.h (TODO_mark_first_instance): New.
10844 (first_pass_instance): Declare.
10845 * cfghooks.c (duplicate_block): Put the block to the original loop
10846 if copy is not specified.
10847 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
10848 jump threading. Pass may_peel_loop_headers to
10849 thread_through_all_blocks according to first_pass_instance.
10850 * cfgloop.h (create_preheader): Declare.
10851 * tree-flow.h (thread_through_all_blocks): Declaration changed.
10852 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
10853 * passes.c (first_pass_instance): New variable.
10854 (next_pass_1): Set TODO_mark_first_instance.
10855 (execute_todo): Set first_pass_instance.
10857 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
10859 PR tree-optimization/24659
10860 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
10861 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
10862 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
10863 OTI_vec_pack_ufix_trunc.
10864 (vec_unpacks_float_hi_optab): Define new macro.
10865 (vec_unpacks_float_lo_optab): Ditto.
10866 (vec_unpacku_float_hi_optab): Ditto.
10867 (vec_unpacku_float_lo_optab): Ditto.
10868 (vec_pack_sfix_trunc_optab): Ditto.
10869 (vec_pack_ufix_trunc_optab): Ditto.
10870 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
10871 and vec_pack_[s|u]fix_trunc_optab using
10872 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
10873 * tree-vectorizer.c (supportable_widening_operation): Handle
10874 FLOAT_EXPR and CONVERT_EXPR. Update comment.
10875 (supportable_narrowing_operation): New function.
10876 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
10877 * tree-vect-transform.c (vectorizable_conversion): Handle
10878 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10879 (vect_gen_widened_results_half): Move before vectorizable_conversion.
10880 (vectorizable_type_demotion): Call supportable_narrowing_operation()
10881 to check for target support.
10882 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
10883 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
10884 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
10885 for VEC_PACK_FIX_TRUNC_EXPR.
10886 (expand_binop): Special case mode of the result for
10887 vec_pack_[u|s]fix_trunc_optab.
10888 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
10889 vec_pack_[u|s]fix_trunc_optab.
10891 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
10892 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
10893 * tree-pretty-print.c (dump_generic_node): Handle
10894 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
10895 VEC_PACK_FIX_TRUNC_EXPR.
10897 * expr.c (expand_expr_real_1): Ditto.
10898 * tree-inline.c (estimate_num_insns_1): Ditto.
10899 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10901 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
10902 (vec_unpacks_float_lo_v8hi): Ditto.
10903 (vec_unpacku_float_hi_v8hi): Ditto.
10904 (vec_unpacku_float_lo_v8hi): Ditto.
10905 (vec_unpacks_float_hi_v4si): Ditto.
10906 (vec_unpacks_float_lo_v4si): Ditto.
10907 (vec_pack_sfix_trunc_v2df): Ditto.
10909 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
10911 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
10912 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
10913 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
10914 [vec_pack_ufix_trunc]: Ditto.
10915 [vec_unpacks_float_hi]: Ditto.
10916 [vec_unpacks_float_lo]: Ditto.
10917 [vec_unpacku_float_hi]: Ditto.
10918 [vec_unpacku_float_lo]: Ditto.
10920 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
10922 * soft-fp/README: Update for new files.
10923 * soft-fp/floattisf.c: New file.
10924 * soft-fp/floattidf.c: New file.
10925 * soft-fp/floattitf.c: New file.
10926 * soft-fp/floatuntisf.c: New file.
10927 * soft-fp/floatuntidf.c: New file.
10928 * soft-fp/floatuntitf.c: New file.
10929 * soft-fp/fixsfti.c: New file.
10930 * soft-fp/fixdfti.c: New file.
10931 * soft-fp/fixtfti.c: New file.
10932 * soft-fp/fixunssfti.c: New file.
10933 * soft-fp/fixunsdfti.c: New file.
10934 * soft-fp/fixunstfti.c: New file.
10935 * soft-fp/extendxftf.c: New file.
10936 * soft-fp/trunctfxf.c: New file.
10938 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
10939 (__trunctfxf2): Ditto.
10941 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
10942 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
10943 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
10944 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
10945 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
10946 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
10948 * config/i386/t-fprules-softfp64: New file.
10949 * config/i386/sfp-machine.h: New file.
10950 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
10951 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
10952 and soft-fp/t-softfp to tmake_file.
10953 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
10954 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
10956 * config/i386/t-linux64 (softfp_wrap_start): New.
10957 (softfp_wrap_end): New.
10958 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
10959 supported for TARGET_64BIT.
10961 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10963 * c-common.c (c_common_signed_or_unsigned_type): Emulate
10964 c_common_unsigned_type behavior.
10966 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
10968 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
10971 2007-05-16 Eric Christopher <echristo@apple.com>
10973 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
10974 saving after stack push. Set sp_offset whenever we push.
10975 (rs6000_emit_epilogue): Move altivec register restore before
10978 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10980 * configure.ac: Allow sysroots to be relocated under $prefix as
10981 well as $exec_prefix.
10982 * configure: Regenerate.
10984 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10988 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10990 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10991 (gcc_tooldir): Likewise.
10992 * configure: Regenerate.
10993 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10994 old configure.ac gcc_tooldir setting.
10995 (prefix_to_exec_prefix): New variable.
10996 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10997 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10999 2007-05-14 Janis Johnson <janis187@us.ibm.com>
11001 * c-typeck.c (build_binary_op): Return early for error.
11003 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
11005 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
11006 struct nb_iter_bound.
11007 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
11008 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
11009 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
11010 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
11011 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
11012 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
11013 (del_scev_info): Use ggc_free.
11014 (scev_initialize): Allocate scalar_evolution_info in gc memory.
11015 * loop-init.c: Include ggc.h.
11016 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
11017 (loop_optimizer_finalize): Use ggc_free.
11018 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
11019 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
11020 pass_iv_optimize): Add TODO_ggc_collect.
11021 * function.h (struct function): Remove skip marker from
11023 * cfgloop.c: Include ggc.h.
11024 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
11026 (establish_preds): Vector superloops is gc allocated.
11027 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
11029 (flow_loops_find): Vector larray is gc allocated.
11030 (loop_exit_free): Use ggc_free.
11031 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
11032 that head of exits list is now not a part of struct loop.
11033 (record_loop_exits): Allocate exits table in gc memory.
11034 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
11035 that head of exits list is now not a part of struct loop.
11036 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
11037 struct loop_exit): Add GTY marker.
11038 (struct loop): Add GTY marker. Make superloops vector gc allocated.
11039 Add skip marker to aux field. Make head of exits list a separate
11041 (struct loops): Add GTY marker. Make larray vector gc allocated.
11042 Add param marker to exits table.
11043 (get_loops): Type changed.
11044 * Makefile.in (tree-scalar-evolution.o): Add
11045 gt-tree-scalar-evolution.h dependency.
11046 (cfgloop.o, loop-init.o): Add ggc.h dependency.
11047 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
11048 * basic-block.h (struct basic_block_def): Remove skip marker from
11051 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
11053 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
11054 of 0 in the call to expand_expr().
11055 (expand_builtin_mathfn_3): Ditto.
11056 (expand_builtin_interclass_mathfn): Ditto.
11057 (expand_builtin_cexpi): Ditto.
11058 (expand_builtin_int_roundingfn): Ditto.
11059 (expand_builtin_int_roundingfn_2): Ditto.
11060 (expand_builtin_pow): Ditto.
11061 (expand_builtin_powi): Ditto.
11062 (expand_builtin_bswap): Ditto.
11063 (expand_builtin_unop): Ditto.
11064 (expand_builtin_fabs): Ditto.
11065 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
11066 the call to expand_expr().
11067 (expand_builtin_sync_operation): Ditto.
11068 (expand_builtin_compare_and_swap): Ditto.
11069 (expand_builtin_lock_test_and_set): Ditto.
11070 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
11071 instead of 0 in the call to expand_expr().
11072 (expand_builtin_extract_return_addr): Ditto.
11073 (expand_builtin_eh_return): Ditto.
11074 (expand_eh_return): Ditto.
11075 * explow.c (expr_size): Ditto.
11076 * expr.c (optimize_bitfield_assignment_op): Ditto.
11077 (expand_assignement): Ditto.
11078 (store_expr): Ditto.
11079 (store_field): Ditto.
11080 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
11081 the call to expand_expr().
11082 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
11083 in the call to expand_expr().
11084 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
11085 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
11086 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
11088 * optabs.c (expand_vec_shift_expr): Ditto.
11089 (expand_vec_cond_expr): Ditto.
11090 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
11091 call to expand_expr().
11092 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
11093 in the call to expand_expr().
11095 2007-05-14 Dave Korn <dave.korn@artimi.com>
11097 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
11099 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
11101 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
11102 instead of c_common_unsigned_type.
11103 (c_common_unsigned_type): Remove.
11104 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
11105 c_common_unsigned_type.
11106 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
11107 c_common_unsigned_type.
11108 * c-common.h (c_common_unsigned_type): Remove.
11109 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
11110 c_common_unsigned_type.
11111 * c-format.c (check_format_types): Use unsigned_type_for instead of
11112 c_common_unsigned_type.
11113 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11114 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
11115 of c_common_unsigned_type.
11116 * convert.c (convert_to_integer): Use unsigned_type_for instead of
11117 lang_hooks.types.unsigned_type.
11118 * expmed.c (make_tree): Use unsigned_type_for instead of
11119 lang_hooks.types.unsigned_type.
11120 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
11121 lang_hooks.types.unsigned_type.
11122 (build_range_check): Likewise.
11123 (fold_unary): Likewise.
11124 (fold_binary): Likewise.
11125 (fold_ternary): Likewise.
11126 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11127 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
11128 * tree.c (get_unsigned_type): New.
11129 (unsigned_type_for): Use get_unsigned_type instead of
11130 lang_hooks.types.unsigned_type.
11132 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
11134 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
11135 to m68k_get_function_kind. Update its prototype.
11136 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
11138 (m68k_interrupt_function_p): Return enum m68k_function_type
11139 instead of bool. Rename to m68k_get_function_kind.
11140 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
11141 target is not fido.
11142 (m68k_compute_frame_layout): Don't mark any register for save
11143 if an interrupt_thread attribute is specified.
11144 (m68k_hard_regno_rename_ok): Update a use of
11145 m68k_interrupt_function_p.
11146 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
11147 m68k_interrupt_function_p.
11148 (m68k_function_type): New.
11149 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
11150 for a function with an interrupt_thread attribute.
11151 * doc/extend.texi: Document the interrupt_thread attribute.
11153 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
11155 Fix PR tree-optimization/31911
11156 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
11157 if they didn't change the expression.
11159 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
11161 * tree-scalar-evolution.c (resolve_mixers): Exported.
11162 * tree-scalar-evolution.h (resolve_mixers): Declare.
11163 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
11164 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
11165 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
11166 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
11167 init_array_ref, init_pointer_ref, analyze_indirect_ref,
11168 strip_conversion, analyze_offset_expr, address_analysis,
11169 object_analysis, analyze_offset): Removed.
11170 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
11171 split_constant_offset, canonicalize_base_object_address,
11172 object_address_invariant_in_loop_p, disjoint_objects_p,
11173 dr_may_alias_p, dr_address_invariant_p): New functions.
11174 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
11175 and dr_analyze_alias.
11176 (initialize_data_dependence_relation): Use dr_may_alias_p
11177 and object_address_invariant_in_loop_p.
11178 (compute_self_dependence): Handle the case when
11179 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
11180 (find_data_references_in_stmt): Restrict the analysis of data
11181 references to the given loop nest.
11182 (find_data_references_in_loop): Made static. Pass loop nest to
11183 find_data_references_in_stmt.
11184 (compute_data_dependences_for_loop): Use DR_VOPS.
11185 (free_data_ref): Free DR_VOPS.
11186 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
11187 (struct innermost_loop_behavior): ... new.
11188 (struct base_object_info): Replaced by ...
11189 (struct indices): ... new.
11190 (struct dr_alias): New.
11191 (enum data_ref_type): Removed.
11192 (struct data_reference): Consist of struct innermost_loop_behavior,
11193 struct indices and struct dr_alias.
11194 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
11195 (DR_MEMTAG): Renamed to ...
11196 (DR_SYMBOL_TAG): ... this.
11197 (find_data_references_in_loop): Declaration removed.
11198 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
11199 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
11200 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
11201 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
11203 2007-05-13 Revital Eres <eres@il.ibm.com>
11205 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
11206 which walks virtual def-use chains to find redundant stores.
11207 (dse_optimize_stmt): Call it.
11209 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11211 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
11212 * passes.c (init_optimization_passes): Move pass_jump_bypass
11215 * basic-block.h (bb_has_eh_pred): Fix style issue.
11217 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11219 PR rtl-optimization/31848
11220 * loop-invariant.c (move_invariant_reg): If we move an insn
11221 with a REG_EQUAL note, and that insn is not always executed,
11222 remove the REG_EQUAL note.
11224 2007-05-12 Richard Guenther <rguenther@suse.de>
11226 PR tree-optimization/31797
11227 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
11228 propagate into a stmt that has volatile ops.
11230 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11232 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11233 (gcc_tooldir): Likewise.
11234 * configure: Regenerate.
11235 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11236 old configure.ac gcc_tooldir setting.
11237 (prefix_to_exec_prefix): New variable.
11238 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11239 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11241 2007-05-11 Silvius Rus <rus@google.com>
11243 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
11244 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
11245 * c-common.h (strict_aliasing_warning): Change return type.
11246 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
11247 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
11248 (build_c_cast): Condition call to strict_aliasing_warning.
11249 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
11250 * flags.h (set_Wstrict_aliasing): Declare.
11251 * opts.c (set_Wstrict_alising): Define, add call to.
11252 * tree-flow.h (strict_aliasing_warning_backend): Declare.
11253 * tree-ssa-alias-warnings.c: New file.
11254 * tree-ssa-alias.c (compute_may_aliases): Add call to
11255 strict_aliasing_warning_backend.
11257 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
11259 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
11260 Use loop_depth and loop_outer accessor functions.
11261 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
11262 determine_invariantness_stmt, move_computations_stmt): Ditto.
11263 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
11264 add_loop, loopify, unloop, fix_loop_structure): Ditto.
11265 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
11266 * tree-scalar-evolution.c (interpret_loop_phi,
11267 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
11268 instantiate_parameters_1, scev_const_prop): Ditto.
11269 * cfghooks.c (make_forwarder_block): Ditto.
11270 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
11271 * modulo-sched.c (loop_canon_p): Ditto.
11272 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
11273 slpeel_can_duplicate_loop_p): Ditto.
11274 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
11275 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
11276 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
11277 cancel_loop, verify_loop_structure): Ditto.
11278 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
11279 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
11280 superloops vector instead of "pred" array.
11281 (establish_preds): Take father loop as an argument. Initialize the
11283 (flow_loop_tree_node_add): Pass father loop to establish_preds.
11284 Do not initialize loop->outer.
11285 (flow_loop_tree_node_remove): Truncate the superloops vector.
11286 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
11287 "pred" merged to "superloops" vector.
11288 (loop_depth, loop_outer): New.
11289 (fel_init): Use loop_outer.
11291 2007-05-11 Jan Hubicka <jh@suse.cz>
11293 * cgraphunit.c: Include gt-cgraphunit.h
11294 (static_ctors, static_dtors): New static vars.
11295 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
11296 based on implementation in c-common.c
11297 (cgraph_finalize_function): Call record_cdtor_fn.
11298 (cgraph_optimize): Call cgraph_build_cdtor_fns.
11299 * decl.c (finish_function): Do not call c_record_cdtor_fn.
11300 (c_write_global_declarations): Do not call c_build_cdtor_fns.
11301 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
11302 build_cdtor, c_build_cdtor_fns): Remove.
11303 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
11304 c_build_cdtor_fns): Remove prototype.
11306 2007-05-11 Paolo Carlini <pcarlini@suse.de>
11309 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
11310 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
11311 * builtins.c (fold_builtin_memchr): New.
11312 (expand_builtin_memchr): Call the latter.
11313 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
11314 * doc/extend.texi ([Other built-in functions provided by GCC]):
11317 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
11319 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
11320 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
11321 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
11322 PFPO_OP1_TYPE_SHIFT): Constants added.
11323 (DFP_ALL): Mode macro defined.
11324 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
11325 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
11326 Insn definitions added.
11327 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
11328 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
11331 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
11333 PR tree-optimization/31885
11334 * tree-chrec.c (chrec_contains_undetermined): Do not consider
11335 NULL_TREE to be undetermined.
11336 (automatically_generated_chrec_p): Return false for NULL.
11338 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11340 * config/bfin/bfin.h (MOVE_RATIO): Define.
11342 2007-05-10 Richard Sandiford <richard@codesourcery.com>
11344 * config.gcc (sparc-wrs-vxworks): New target.
11345 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
11346 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
11347 * config/sparc/sparc.h: Include vxworks-dummy.h.
11348 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
11349 include LABEL_REFs too.
11350 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
11351 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
11353 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
11355 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
11356 (sparc_emit_call_insn): New function.
11357 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
11358 functions when generating VxWorks PIC.
11359 * config/sparc/sparc.md (vxworks_load_got): New pattern.
11360 (call, call_value): Use sparc_emit_call_insn instead of
11363 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11365 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
11367 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11369 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
11370 for floating-point values if HOST_BITS_PER_LONG > 32. Use
11371 split_double instead of operand_subword.
11373 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11375 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
11376 * config/bfin/bfin.c (bfin_local_alignment): New function.
11377 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
11379 2007-05-08 Chao-ying Fu <fu@mips.com>
11381 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
11382 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
11383 (smsub_widen_optab, umsub_widen_optab): Define.
11384 * optabs.c (init_optabs): Initialize smsub_widen_optab and
11386 * genopinit.c (optabs): Fill in smsub_widen_optab and
11388 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
11389 and umsub_widen_optab to implement multiply-subtract sequences.
11390 * config/mips/mips.md (*msac<u>_di): Rename to...
11391 (<u>msubsidi4): ...this. Extend condition to include
11392 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11393 of operand 0 to "ka" and use the three-operand form of msub<u>
11395 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
11398 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11400 PR rtl-optimization/28011
11401 * reload.c (push_reload): Set dont_share if IN appears in OUT
11402 also when IN is a PLUS rtx.
11403 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
11406 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
11408 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
11409 call unshare_all_decls.
11410 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
11411 (unshare_all_decls): Remove.
11413 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
11416 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
11419 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
11420 Nigel Stephens <nigel@mips.com>
11422 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
11423 Update comments and all uses.
11424 (MIN_FPRS_PER_FMT): Define.
11425 * config/mips/mips.c (function_arg): Fix to correctly handle
11426 the -mips32r2 -mfp64 -mabi=32 case.
11427 (override_options): Enable use of odd-numbered registers for
11428 SFmode values on MIPS32.
11429 (mips_save_reg_p): Save whole floating-point register pair if
11430 either half is used.
11431 (compute_frame_size): Fix comment.
11433 2007-05-08 Jie Zhang <jie.zhang@analog.com>
11435 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
11436 argument of type bool.
11437 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
11438 argument. Safely select temporary P register according to it.
11439 (do_link): Change call site of add_to_reg accordingly.
11440 (do_unlink): Add epilogue_p as a fourth argument and pass it
11442 (expand_interrupt_handler_epilogue): Change call of do_unlink
11444 (bfin_expand_prologue): Add a third argument sibcall_p.
11445 * config/bfin/bfin.md (epilogue): Change call of
11446 bfin_expand_epilogue accordingly.
11447 (sibcall_epilogue): Likewise.
11448 (eh_return_internal): Likewise.
11450 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
11451 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
11452 * config/bfin/bfin.c (bfin_handle_option): Handle
11453 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
11454 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
11455 Support bf534, bf536 and bf561.
11456 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
11458 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
11461 * config/i386/i386.c (ix86_function_regparm): Process local
11462 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
11464 2007-05-07 Mike Stump <mrs@apple.com>
11466 * doc/invoke.texi (Warning Options): Document that -Wempty-body
11467 also checks for and while statements in C++.
11469 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
11471 * gcc.c (at_file_supplied): New variable.
11472 (main): Set it if we expanded argv.
11473 (do_spec_1): Pass an @-file to the linker if we were called with
11474 an @-file argument and HAVE_GNU_LD.
11475 * collect2.c (at_file_supplied): New variable.
11476 (response_file): New variable.
11477 (collect_exit): Unlink response_file if necessary.
11478 (handler): Likewise.
11479 (do_wait): Likewise.
11480 (main): Set at_file_supplied if we expanded argv.
11481 (collect_execute): Pass an @-file to subprocesses if we were called
11482 with an @-file argument.
11483 * configure.ac: Add define for HAVE_GNU_LD.
11484 * configure: Regenerate.
11485 * config.in: Regenerate.
11487 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
11489 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
11490 operand to HI mode.
11495 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
11497 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
11498 (TARGET_ENCODE_SECTION_INFO): Re-define.
11499 (m32c_encode_section_info): New
11500 (function_vector_handler): New
11501 (current_function_special_page_vector): New
11502 (m32c_special_page_vector_p): New.
11503 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
11505 * config/m32c/jump.md: Added instruction JSRS for functions
11506 with attribute "function_vector".
11507 * doc/extend.texi (function_vector): Added description
11508 for M16C, M32C targets.
11510 2007-05-07 DJ Delorie <dj@redhat.com>
11513 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
11514 ashrpsi3, lshrpsi3): Update shift count constraint.
11516 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
11517 Nathan Froyd <froydnj@codesourcery.com>
11520 * c-incpath.c (add_path): Strip trailing path separators.
11522 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
11524 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
11525 Free dominance info before purging EH edges.
11526 (eliminate_degenerate_phis): Likewise.
11527 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
11529 2007-05-07 Jan Hubicka <jh@suse.cz>
11531 * gimplify.c (gimplify_expr): Do not crash when folding
11532 (void *)(int)&a + 4.
11534 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11537 * c-opts.c (lang_fortran): Make it non static.
11538 * c-common.h (lang_fortran): New prototype.
11539 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
11540 -lang-fortran option was passed by the driver.
11542 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
11544 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
11545 of ASSERT_CHECKING. Tweak message.
11547 2007-05-06 Revital Eres <eres@il.ibm.com>
11550 * loop-unroll.c (insert_var_expansion_initialization):
11551 Initialize the expansions with -zero instead of +zero.
11553 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
11555 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
11556 into pic and non-pic versions. Mark r19 as used for
11557 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
11558 for tgd_load, tld_load and tie_load .
11559 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
11560 version of tgd_load, tld_load and tie_load depending on the
11563 2007-05-04 Ulrich Drepper <drepper@redhat.com>
11564 Jakub Jelinek <jakub@redhat.com>
11566 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
11567 (__do_global_dtors_aux): Use more paranoid loop to run
11568 destructors if HIDDEN_DTOR_LIST_END.
11569 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
11571 2007-05-04 Jakub Jelinek <jakub@redhat.com>
11573 * varasm.c (align_variable): Don't increase alignment for
11574 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
11575 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
11577 2007-05-04 Josh Conner <jconner@apple.com>
11579 * basic-block.h (cdi_direction): Assign values to all enumeration
11581 (dom_computed): Remove.
11582 (dom_info_state): New.
11583 (set_dom_info_availability): New.
11584 * tree-ssa-loop-im.c (determine_invariantness): Initialize
11585 walk_data.dom_direction.
11586 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
11587 instead of dom_computed[].
11588 (split_edge): Likewise.
11589 (create_basic_block): Likewise.
11590 (merge_blocks): Likewise.
11591 * ifcvt.c (find_if_header): Likewise.
11592 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
11593 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
11594 * tree-ssa.c (verify_ssa): Likewise.
11595 * tree-cfg.c (tree_verify_flow_info): Likewise.
11596 (remove_edge_and_dominated_blocks): Likewise.
11597 * dominance.c (dom_computed): Make static.
11598 (calc_dfs_tree_nonrec): Change third param to a bool.
11599 (calc_dfs_tree): Change second param to a bool.
11600 (calc_idioms): Change second param to a bool. Use
11601 dom_convert_dir_to_idx.
11602 (init_dom_info): Validate dir before using.
11603 (dom_convert_dir_to_idx): New.
11604 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
11605 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
11606 (free_dominance_info): Use dom_convert_dir_to_idx.
11607 (get_immediate_dominator): Likewise.
11608 (set_immediate_dominator): Likewise.
11609 (get_dominated_by): Likewise.
11610 (redirect_immediate_dominators): Likewise.
11611 (nearest_common_denominator): Likewise.
11612 (dominated_by_p): Likewise.
11613 (bb_dom_dfs_in): Likewise.
11614 (bb_dom_dfs_out): Likewise.
11615 (recount_dominator): Likewise.
11616 (iterate_fix_dominators): Likewise.
11617 (add_to_dominance_info): Likewise.
11618 (delete_from_dominance_info): Likewise.
11619 (first_dom_son): Likewise.
11620 (next_dom_son): Likewise.
11621 (dom_info_available_p): Likewise.
11622 (dom_info_state): New.
11623 (set_dom_info_availability): New.
11625 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11627 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
11629 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
11631 2007-05-04 Bob Wilson <bob.wilson@acm.org>
11633 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
11634 (subdi3, subdi_carry): Delete.
11636 2007-05-04 Jan Hubicka <jh@suse.cz>
11637 Richard Guenther <rguenther@suse.de>
11639 * opts.c (decode_options): Do not fiddle with inlining
11640 parameters in case of optimizing for size.
11641 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
11642 for size do nothing.
11643 (cgraph_decide_inlining_of_small_function): When optimizing for
11644 size never inline functions increasing caller size.
11645 (cgraph_early_inlining): Inline for size when optimizing for size.
11647 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
11649 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
11650 logical operations piecewise.
11651 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
11652 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
11653 subdi_sesidi_di): Delete.
11654 (add_with_carry): Produce carry in CC instead of a DREG to shorten
11655 the generated sequence. Allow three-reg add in constraints. Rewrite
11656 the rtl expression for carry to avoid zero_extend of a constant.
11657 (sub_with_carry): New pattern.
11658 (adddi3, subdi3): Change into define_expand. For subtract, generate a
11659 different sequence not involving jumps.
11660 (notbi): Now a named pattern.
11662 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
11664 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
11665 Add the note about a significant loss of accuracy of some
11666 mathematical routines when these options are used.
11668 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11670 * haifa-sched.c (rtx_vec_t): New typedef.
11671 (contributes_to_priority_p): Extract piece of priority () into new
11673 (priority): Use the function. Add assertion.
11674 (rank_for_schedule, set_priorities): Add assertion to check that
11675 insn's priority is initialized.
11676 (clear_priorities, calc_priorities): Change signature. Make it update
11677 all relevant insns. Update all callers ('add_to_speculative_block ()'
11678 and 'create_block_check_twin ()').
11679 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
11680 Add new field 'priority_status'.
11681 (INSN_PRIORITY_STATUS): New macro.
11682 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
11684 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11686 * sched-ebb.c (debug_ebb_dependencies): New static function.
11687 (init_ready_list): Use it.
11689 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
11690 with changed signature and 'debug_rgn_dependencies ()'.
11691 (debug_rgn_dependencies): New static function.
11692 (init_ready_list): Use it.
11694 * sched-int.h (debug_dependencies): Declare.
11696 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11698 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
11700 2007-05-04 Dirk Mueller <dmueller@suse.de>
11702 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
11704 2007-05-03 Jan Hubicka <jh@suse.cz>
11706 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
11707 ((T1)X op (T1)Y), for pointer type in more cases than before.
11709 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
11711 * tree-object-size.c (plus_expr_object_size): When operand size is
11712 unknown, return unknown.
11714 2007-05-03 Dirk Mueller <dmueller@suse.de>
11716 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
11718 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
11721 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
11723 2007-05-03 Janis Johnson <janis187@us.ibm.com>
11725 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
11727 2007-05-03 Joseph Myers <joseph@codesourcery.com>
11729 * config/soft-fp/double.h, config/soft-fp/extended.h,
11730 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
11731 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
11732 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
11733 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
11736 2007-05-03 Ian Lance Taylor <iant@google.com>
11738 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
11739 MASK_PPC_GFXOPT for 8540 or 8548.
11741 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11743 * tree-vect-transform.c (vect_update_inits_of_drs): Use
11744 vect_print_dump_info() to output debug information.
11746 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11749 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
11750 operands of size 2 when operand is not MEM_P.
11752 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11754 PR tree-optimization/30565
11755 * lambda-code.c (perfect_nestify): Fix updating of dominators.
11757 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
11759 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
11760 (umulsi3_highpart): Use them.
11761 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
11762 for final accumulator to D regisster tranfser.
11764 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
11766 PR tree-optimization/31699
11767 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
11769 (vect_enhance_data_refs_alignment): Compute peel amount using
11770 TYPE_VECTOR_SUBPARTS instead of vf.
11771 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
11773 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
11776 * system.h: Remove inclusion of double-int.h
11777 * tree.h: Include double-int.h
11778 * gengtype.c: Likewise
11779 * cfgloop.h: Likewise
11780 * Makefile.in: Adjust dependencies on double-int.h
11782 2007-05-02 Eric Christopher <echristo@apple.com>
11784 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
11785 -shared to -Zdynamiclib.
11787 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
11790 * c-common.c (strip_pointer_or_array_types): New function.
11791 * c-common.h (strip_pointer_or_array_types): New function declaration.
11793 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11795 PR tree-optimization/31771
11796 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
11798 2007-05-02 Paul Brook <paul@codesourcery.com>
11800 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
11802 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11804 PR middle-end/29715
11805 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
11808 2007-05-02 Nick Clifton <nickc@redhat.com>
11810 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
11812 2007-05-02 Richard Guenther <rguenther@suse.de>
11814 PR tree-optimization/31146
11815 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
11816 argument, single_use_p. If we have a single use that is
11817 a conversion to the definition rhs type, propagate that rhs.
11818 (forward_propagate_addr_expr): Pass single_use_p argument
11819 to forward_propagate_addr_expr_1.
11821 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
11823 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
11826 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11828 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
11829 'AMD Family 10 core'.
11831 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11833 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
11834 and athlon64-sse3 as improved versions of k8, opteron and athlon64
11835 with SSE3 instruction set support.
11836 * doc/invoke.texi: Likewise.
11838 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11840 * config/i386/i386.c (override_options): Tuning 32-byte loop
11841 alignment for amdfam10 architecture. Increasing the max loop
11842 alignment to 24 bytes.
11844 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
11846 * config/m68k/constraints.md: New.
11847 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
11848 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11849 EXTRA_CONSTRAINT): Remove.
11850 * config/m68k/m68k.md: Include constraints.md.
11851 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
11853 2007-05-01 Ian Lance Taylor <iant@google.com>
11855 PR tree-optimization/31739
11856 * tree-vrp.c (vrp_val_is_max): New static function.
11857 (vrp_val_is_min): New static function.
11858 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
11860 (set_value_range): Use vrp_val_is_{max,min}.
11861 (extract_range_from_assert): Likewise.
11862 (extract_range_from_binary_expr): Likewise.
11863 (extract_range_from_unary_expr): Likewise.
11864 (dump_value_range, vrp_meet): Likewise.
11865 (vrp_visit_phi_node): Likewise.
11866 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
11868 2007-05-01 Mark Mitchell <mark@codesourcery.com>
11870 * config/i386/gmon-sol2.c (size_t): New type.
11871 (intptr_t): Likewise.
11872 (s_textsize): Declare as size_t.
11874 (monstartup): Use size_t for sizes.
11875 (_mcount): Save and restore registers.
11876 (internal_mcount): Pass 0 as the first argument to monstartup
11878 (moncontrol): Convert pointer to appropriately sized integer
11879 before passing to profil.
11881 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11883 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
11884 __NO_FPRS__, not just if _SOFT_DOUBLE.
11885 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
11886 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
11887 also for E500 double.
11888 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
11889 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
11892 2007-05-01 Richard Guenther <rguenther@suse.de>
11894 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
11897 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11899 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
11901 2007-05-01 Jan Hubicka <jh@suse.cz>
11903 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
11906 2007-05-01 Jan Hubicka <jh@suse.cz>
11908 * tree.h (maybe_fold_offset_to_component_ref): Remove.
11909 (maybe_fold_offset_to_reference): Declare.
11910 * fold-const.c (fold_unary): Do not fold
11911 (type *)&A into &A->field_of_type_and_offset_0
11912 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
11913 size is unknown, give up.
11914 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
11916 (maybe_fold_offset_to_reference): New.
11917 (maybe_fold_stmt_indirect): Use it.
11918 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
11919 * gimplify.c (gimplify_conversion): Canonicalize conversions to
11921 (gimplify_expr): Likewise for plus_expr.
11923 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
11925 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
11926 bsi_after_labels. Always insert statements before bsi.
11927 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11928 * predict.c (apply_return_prediction): Check for empty blocks.
11929 * cfgexpand.c (lab_rtx_for_bb): New variable.
11930 (label_rtx_for_bb): Do not create new tree labels.
11931 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
11932 (tree_expand_cfg): Initialize lab_rtx_for_bb.
11933 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
11935 (label_for_bb): Add field used.
11936 (update_eh_label, main_block_label): Mark the label used.
11937 (cleanup_dead_labels): Remove unused labels.
11939 2007-05-01 Richard Guenther <rguenther@suse.de>
11941 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
11942 if it is not about to be set.
11943 (get_value_range): Do not pre-allocate equiv bitmap.
11944 (update_value_range): No need to clear equiv field.
11945 (add_equivalence): Change prototype to get bitmap pointer.
11946 Allocate bitmap here if it is not already.
11947 (extract_range_from_assert): Do not allocate bitmap here.
11948 Update callers to add_equivalence.
11949 (extract_range_from_ssa_name): Likewise.
11950 (get_vr_for_comparison): New static helper.
11951 (compare_name_with_value): Handle NULL equiv bitmap by
11952 peeling the first iteration of the comparison loop.
11953 Use get_vr_for_comparison.
11954 (compare_names): Handle NULL equiv bitmaps by using fake
11955 ones. Use get_vr_for_comparison.
11957 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
11959 * double-int.c (mpz_set_double_int): Moved from
11960 tree-ssa-loop-niter.c.
11961 (mpz_get_double_int): Likewise; also, add option to wrap
11962 out-of-range integers.
11963 * double-int.h: New prototypes for above.
11964 * tree.c (get_static_type_bounds): Moved from
11965 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
11966 TYPE_MAX_VALUE if they exist..
11967 * tree.h: New prototype for above.
11968 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
11969 get_type_bounds calls.
11970 (mpz_set_double_int): Move to double-int.c.
11971 (get_type_bounds): Move to tree.c, rename to
11972 get_static_type_bounds.
11973 (mpz_to_double_int): Move to double-int.c, rename to
11974 mpz_get_double_int.
11976 2007-04-30 Bob Wilson <bob.wilson@acm.org>
11978 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
11979 DIV0 exception can fall through to a normal return.
11981 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
11983 PR middle-end/22156
11984 Temporarily revert:
11985 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11986 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11987 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11988 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11989 initialize align to silence bogus warning.
11990 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11991 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11993 (struct sra_walk_fns): Remove use_all parameter from use.
11994 (sra_hash_tree): Handle BIT_FIELD_REFs.
11995 (sra_elt_hash): Don't hash bitfld blocks.
11996 (sra_elt_eq): Skip them in parent compares as well. Handle
11998 (sra_walk_expr): Don't maintain or pass down use_all_p.
11999 (scan_use): Remove use_all parameter.
12000 (scalarize_use): Likewise. Re-expand assignment to
12001 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
12002 output, and re-scalarize after output. Don't mark anything
12004 (scalarize_ldst): Adjust.
12005 (scalarize_walk_gimple_modify_statement): Likewise.
12006 (build_element_name_1): Handle BIT_FIELD_REFs.
12007 (instantiate_element): Don't warn for any element whose parent
12008 is used as a whole.
12009 (instantiate_missing_elements_1): Return the sra_elt.
12010 (canon_type_for_field): New.
12011 (try_instantiate_multiple_fields): New.
12012 (instantiate_missing_elemnts): Use them.
12013 (mark_no_warning): Removed.
12014 (generate_one_element_ref): Handle BIT_FIELD_REFs.
12015 (REPLDUP, sra_build_elt_assignment): New.
12016 (generate_copy_inout): Use them.
12017 (generate_element_copy): Likewise. Handle bitfld differences.
12018 (generate_element_zero): Don't recurse for blocks. Use
12019 sra_build_elt_assignment.
12020 (generate_one_element_int): Take elt instead of var. Use
12021 sra_build_elt_assignment.
12022 (generate_element_init_1): Adjust.
12023 (scalarize_use, scalarize_copy): Use REPLDUP.
12024 (scalarize_ldst): Move assert before dereference.
12025 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
12027 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12030 * tree.c (reconstruct_complex_type): Reconstruct a reference
12032 Also use the same mode for the pointer as the old pointer type.
12034 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12036 * doc/trouble.texi (Interoperation): Remove note about Ultrix
12039 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
12041 PR rtl-optimization/31676
12042 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
12043 (df_refs_record): Call it.
12045 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12047 * rtl.def (SS_ABS): New code.
12048 * config/bfin/bfin.c (print_operand): New modifier 'v'.
12049 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
12050 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
12051 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
12052 (bfin_init_builtins): Define them.
12053 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
12054 (bfin_expand_builtin): ... and handle the others here.
12055 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
12056 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
12057 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
12058 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
12059 operand is only HImode.
12061 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
12063 * regclass.c (scan_one_insn): Remove splitting of
12066 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
12067 Nigel Stephens <nigel@mips.com>
12069 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
12071 2007-04-28 Jan Hubicka <jh@suse.cz>
12073 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
12074 insn_locators_alloc instead of insn_locators_initialize;
12075 call reset_block_changes.
12076 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12077 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
12078 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
12079 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12080 * config/score/score.c (th_output_mi_thunk): Likewise.
12081 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12082 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
12083 tolerate uninitialized locator info.
12086 * function.c (init_function_start): Don't init line number info.
12087 (expand_function_end): Update.
12088 (reset_block_changes, record_block_change, finalize_block_changes,
12089 check_block_change, free_block_changes): Kill.
12090 * function.h (reset_block_changes, record_block_change,
12091 finalize_block_changes, check_block_change, free_block_changes):
12093 (struct function): Remove ib_boundaries_block.
12094 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12095 Use curr_insn_locator to initialize locator.
12096 (emit_line_note): Remove.
12097 * cfgexpand.c (expand_gimple_cond_expr): Update.
12098 (construct_exit_block): Likewise.
12099 (tree_expand_cfg): Initialize/finalize locators.
12100 * expr.c (expand_expr_real): Update.
12101 * cfglayout.c (line_locators_locs, line_locators_lines,
12102 file_locators_locs, file_locators_files): Remove.
12103 (set_block_levels): Move to cfgexpand.c.
12104 (insn_locators_initialize): Remove.
12105 (pass_insn_locators_initialize): Remove.
12106 (locations_locators_locs, locations_locators_vals): New static vars.
12107 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12109 (insn_locators_alloc, insn_locators_finalize,
12110 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12112 (locator_location): New.
12113 (locator_line, locator_file): Rewrite.
12114 * rtl.h (emit_line_note): Kill.
12115 (insn_locators_alloc, insn_locators_finalize,
12116 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12118 * tree-inline.c (initialize_cfun): Do not initialize
12119 ib_boundaries_block.
12120 * passes.c (pass_insn_locators_initialize): Remove.
12122 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
12124 * tree-cfg.c (move_block_to_fn): Release bb from dominance
12125 info. Update last_basic_block correctly.
12127 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
12130 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
12131 register itself to hold the offset constant. Tell flow the use
12132 of r4 and r5 when they are used.
12134 2007-04-27 Richard Guenther <rguenther@suse.de>
12136 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
12137 if we simplified anything.
12138 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
12139 warnings until we did a simplification and the stmt was not
12140 marked as TREE_NO_WARNING.
12142 2007-04-27 Mike Stump <mrs@apple.com>
12144 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
12146 2007-04-27 Ian Lance Taylor <iant@google.com>
12148 PR middle-end/31710
12149 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
12150 TYPE_MAX_VALUE exist, convert them to the new type.
12152 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12154 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
12155 if it claims to be available.
12156 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
12157 edge is redirected.
12158 (perform_tree_ssa_dce): Always free postdominators.
12160 2007-04-27 Richard Henderson <rth@redhat.com>
12162 * config/alpha/predicates.md (aligned_memory_operand): Mark
12163 as define_special_predicate.
12164 (unaligned_memory_operand, normal_memory_operand): Likewise.
12165 (reg_or_unaligned_mem_operand): Remove.
12166 (any_memory_operand): Match the documentation and check for
12167 non-renumbered pseudos during reload.
12168 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
12169 alpha_secondary_reload_class, update to new interface, make static.
12170 Handle CQImode like HImode. Remove FP subreg check.
12171 (alpha_expand_mov): Use replace_equiv_address.
12172 (alpha_expand_mov_nobwx): Use any_memory_operand.
12173 (TARGET_SECONDARY_RELOAD): New.
12174 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
12175 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12176 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
12177 * config/alpha/alpha.md: ... here.
12178 (RELOAD12, reloadmode): New.
12180 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
12181 Don't handle the aligned case here.
12182 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
12183 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
12184 reload_inhi_help. Don't expect a scratch register.
12185 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
12187 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
12189 2007-04-27 Richard Guenther <rguenther@suse.de>
12191 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
12193 2007-04-27 Richard Guenther <rguenther@suse.de>
12195 PR tree-optimization/30965
12196 PR tree-optimization/30978
12197 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
12198 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
12199 (find_equivalent_equality_comparison): Likewise.
12200 (simplify_cond): Likewise.
12201 (get_prop_source_stmt): New helper.
12202 (get_prop_dest_stmt): Likewise.
12203 (can_propagate_from): Likewise.
12204 (remove_prop_source_from_use): Likewise.
12205 (combine_cond_expr_cond): Likewise.
12206 (forward_propagate_comparison): New function.
12207 (forward_propagate_into_cond): Rewrite to use fold for
12209 (tree_ssa_forward_propagate_single_use_vars): Call
12210 forward_propagate_comparison to propagate comparisons.
12212 2007-04-27 Richard Guenther <rguenther@suse.de>
12214 PR tree-optimization/31715
12215 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
12216 sure to do computation on the offset in an appropriate
12219 2007-04-27 Richard Sandiford <richard@codesourcery.com>
12221 * reload.h (elimination_target_reg_p): Declare.
12222 * reload.c (find_reloads): Don't apply the reg_rtx move
12223 optimization if the SET_DEST satisfies elimination_target_reg_p.
12224 * reload1.c (elimination_target_reg_p): New function.
12225 (gen_reload): In the move/add2 fallback, make sure that op0
12226 does not overlap the destination register.
12228 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12230 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
12231 transform only GIMPLE_MODIFY_STMTs.
12232 * tree-complex.c (expand_complex_operations_1): Ditto.
12233 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
12234 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
12235 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
12237 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12238 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
12239 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
12240 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
12241 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
12242 slpeel_add_loop_guard): Ditto.
12243 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
12244 * lambda-code.c (perfect_nestify): Ditto.
12245 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
12246 before the first statement.
12247 * tree-optimize.c (execute_free_datastructures): Fix comments.
12248 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
12249 * tree-flow.h (disband_implicit_edges): Declaration removed.
12250 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
12252 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
12253 COND_EXPRs without gotos.
12254 (disband_implicit_edges, has_label_p): Removed.
12255 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
12256 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
12258 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
12260 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
12261 also for COND_EXPRs.
12262 * cfgexpand.c (label_rtx_for_bb): New function.
12263 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
12264 Use label_rtx_for_bb to find the labels.
12265 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
12266 last block. Detect fallthru edges.
12268 2007-04-26 Ian Lance Taylor <iant@google.com>
12271 * reload.c (find_reloads_subreg_address): If the address was valid
12272 in the original mode but not in the new mode, reload the whole
12275 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12277 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
12278 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
12279 (cleanup_control_expr_graph): Do not invalidate dominance info.
12280 Record altered blocks.
12281 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
12282 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
12283 cleanup_tree_cfg_bb): New functions.
12284 (remove_forwarder_block): Do not maintain the worklist of blocks.
12285 Record altered blocks.
12286 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
12287 not over whole cfg.
12288 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
12289 delete_unreachable_blocks if dominators are not available.
12290 * tree-inline.c (optimize_inline_calls): Free dominance information
12292 * tree-flow.h (remove_edge_and_dominated_blocks,
12293 cfgcleanup_altered_bbs): Altered.
12294 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
12296 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
12298 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
12299 do not invalidate dominators.
12301 2007-04-26 Anatoly Sokolov <aesok@post.ru>
12303 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
12304 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
12305 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12306 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12308 2007-04-26 Steve Ellcey <sje@cup.hp.com>
12310 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
12312 2007-04-26 Richard Guenther <rguenther@suse.de>
12314 PR tree-optimization/31703
12315 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
12316 the right type for the target of the bittest.
12318 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12320 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
12321 ix86_sol10_return_in_memory.
12323 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12325 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
12328 2007-04-26 Jakub Jelinek <jakub@redhat.com>
12331 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
12333 PR tree-optimization/30558
12334 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
12335 clear this_state.prev_try.
12337 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12338 Mark Mitchell <mark@codesourcery.com>
12340 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
12341 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
12342 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
12344 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12347 * doc/invoke.texi (%:print-asm-header): Document.
12348 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
12350 (static_spec_functions): Add print-asm-header.
12351 (main): Print a banner before the --target-help linker options.
12352 (print_asm_header_spec_function): New function.
12354 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
12357 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
12358 (movsf_ie): Likewise.
12360 2007-04-25 Paolo Carlini <pcarlini@suse.de>
12362 * doc/extend.texi ([Type Traits]): Adjust per N2255.
12364 2007-04-25 Bob Wilson <bob.wilson@acm.org>
12366 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
12367 exception for divide-by-zero.
12368 (__umodsi3, __modsi3): Likewise.
12370 2007-04-25 Dirk Mueller <dmueller@suse.de>
12372 * c-typeck.c (build_compound_expr): Annotate warning()
12373 call with OPT_Wunused_value.
12374 * tree-ssa.c (warn_uninit): Annotate warning with
12376 * c-common.c (handle_sentinel_attribute): Annotate warning
12377 call with OPT_Wattributes.
12379 2007-04-25 Thiemo Seufer <ths@mips.com>
12381 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
12382 (mips16): Fix typo.
12383 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
12384 on to the assembler. Improve handling of -mno-mips16. Add handling
12385 of -mno-mips3d, -mno-dsp, -mno-dspr2.
12386 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
12387 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
12388 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
12390 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
12393 * config/i386/winnt.c (i386_pe_file_end): Strip only
12394 USER_LABEL_PREFIX when writing export name.
12396 2007-04-25 Richard Sandiford <richard@codesourcery.com>
12398 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
12399 sh/elf.h, vx-common.h and vxworks.h.
12400 * config/sh/sh.h: Include config/vxworks-dummy.h.
12401 (SUBTARGET_OVERRIDE_OPTIONS): Define.
12402 (OVERRIDE_OPTIONS): Use it.
12403 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
12404 (vxworks_picreg): New pattern.
12405 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
12406 VXWORKS_OS_CPP_BUILTINS.
12407 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
12408 to their VXWORKS_* equivalents.
12409 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
12410 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
12411 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
12412 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
12413 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
12414 -mrtp/-fPIC multilibs.
12415 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
12416 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
12417 (MULTILIB_OSDIRNAMES): Delete.
12419 2007-04-25 Anatoly Sokolov <aesok@post.ru>
12422 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
12424 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
12426 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
12427 rounding mode to be specified by the caller.
12428 (real_to_mpfr) Likewise.
12429 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
12430 include new arguments.
12431 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
12433 2007-04-24 Ian Lance Taylor <iant@google.com>
12435 PR tree-optimization/31605
12436 * tree-vrp.c (set_value_range): Check that min and max are not
12437 both overflow infinities.
12438 (set_value_range_to_value): New static function.
12439 (extract_range_from_binary_expr): Call set_value_range_to_value.
12440 (extract_range_from_cond_expr): Likewise.
12441 (extract_range_from_expr): Likewise.
12442 (extract_range_from_unary_expr): Likewise. Don't create a range
12443 which overflows on both sides.
12444 (vrp_meet): Check for a useless range.
12445 (vrp_visit_phi_node): If we see a constant which looks like an
12446 overflow infinity, turn off the TREE_OVERFLOW flag.
12448 2007-04-24 Ian Lance Taylor <iant@google.com>
12450 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
12452 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
12454 PR diagnostic/25923
12455 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
12456 diagnostic message is being built.
12457 * tree-pretty-print.c (dump_generic_node): Only write the
12458 formatted text into BUFFER's stream if we are not building a
12459 diagnostic message.
12460 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
12462 * Makefile.in (toplev.o): Depend on tree-pass.h.
12464 2007-04-24 Ian Lance Taylor <iant@google.com>
12466 PR tree-optimization/31602
12467 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
12468 conditionals in the copied loop header.
12469 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
12470 warnings if TREE_NO_WARNING is set.
12471 * doc/invoke.texi (Warning Options): Clarify that
12472 -Wstrict-overflow does not warn about loops.
12474 2007-04-24 Janis Johnson <janis187@us.ibm.com>
12476 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
12477 expand on the comment about _Decimal128 arguments and check the
12478 integer result of the modulus operation; for 64-bit ELF ABI, ensure
12479 that _Decimal128 argument uses even/odd register pair.
12480 (function_arg): Ditto.
12482 2007-04-24 Hui-May Chang <hm.chang@apple.com>
12484 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
12485 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
12487 2007-04-24 Richard Guenther <rguenther@suse.de>
12488 Olga Golovanevsky <olga@il.ibm.com>
12490 * fold-const.c (multiple_of_p): Check for bottom
12493 2007-04-24 Richard Henderson <rth@redhat.com>
12495 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
12496 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
12497 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
12498 looking for non-zero bits shifted out. Avoid a recursive call
12499 when constructing the scalar.
12500 (__floatundisf): Likewise.
12502 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
12504 * dwarf2out.c (field_byte_offset): Move the existing logic
12505 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
12506 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
12508 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12511 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
12512 length argument of 0 for memset.
12513 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
12514 unsigned shift instead of the signed variant.
12516 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12518 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
12519 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
12520 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
12521 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
12522 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
12523 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
12524 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
12525 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
12526 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
12527 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
12528 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
12529 "mul<mode>3", "div<mode>3"): Insn definitions added.
12530 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
12531 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
12532 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
12533 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
12534 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
12535 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
12536 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
12537 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
12538 TARGET_FLOAT_FORMAT): Macro definitions removed.
12539 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
12540 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
12541 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
12542 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
12543 (s390_gen_rtx_const_DI): Function removed.
12544 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
12546 2007-04-24 Richard Sandiford <richard@codesourcery.com>
12548 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
12549 over an external ffs function.
12551 2007-04-24 Chao-ying Fu <fu@mips.com>
12552 Richard Sandiford <richard@nildram.co.uk>
12554 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
12555 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
12556 (smadd_widen_optab, umadd_widen_optab): Define.
12557 * optabs.c (init_optabs): Initialize smadd_widen_optab and
12559 * genopinit.c (optabs): Fill in smadd_widen_optab and
12561 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
12562 and umadd_widen_optab to implement multiply-add sequences.
12563 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
12564 (<u>maddsidi4): ...this. Extend condition to include
12565 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
12566 of operand 0 to "ka" and use the three-operand form of madd<u>
12568 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
12570 * config/mips/constraints.md (ka): New register constraint.
12572 2007-04-24 Jan Hubicka <j@suse.cz>
12576 2007-04-23 Jan Hubicka <jh@suse.cz>
12577 * function.c (init_function_start): Don't init line number info.
12578 (expand_function_end): Update.
12579 (reset_block_changes, record_block_change, finalize_block_changes,
12580 check_block_change, free_block_changes): Kill.
12581 * function.h (reset_block_changes, record_block_change,
12582 finalize_block_changes, check_block_change, free_block_changes):
12584 (struct function): Remove ib_boundaries_block.
12585 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12586 Use curr_insn_locator to initialize locator.
12587 (emit_line_note): Remove.
12588 * cfgexpand.c (expand_gimple_cond_expr): Update.
12589 (construct_exit_block): Likewise.
12590 (tree_expand_cfg): Initialize/finalize locators.
12591 * expr.c (expand_expr_real): Update.
12592 * cfglayout.c (line_locators_locs, line_locators_lines,
12593 file_locators_locs, file_locators_files): Remove.
12594 (set_block_levels): Move to cfgexpand.c.
12595 (insn_locators_initialize): Remove.
12596 (pass_insn_locators_initialize): Remove.
12597 (locations_locators_locs, locations_locators_vals): New static vars.
12598 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12600 (insn_locators_alloc, insn_locators_finalize,
12601 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12603 (locator_location): New.
12604 (locator_line, locator_file): Rewrite.
12605 * rtl.h (emit_line_note): Kill.
12606 (insn_locators_alloc, insn_locators_finalize,
12607 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12609 * tree-inline.c (initialize_cfun): Do not initialize
12610 ib_boundaries_block.
12611 * passes.c (pass_insn_locators_initialize): Remove.
12613 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
12615 * doc/invoke.texi: Removed leading '-' from option index entries.
12617 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
12619 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
12621 (create_phi_node): Use set_phi_nodes.
12622 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
12623 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
12624 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
12625 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
12626 (bsi_start, bsi_last): Use bb_stmt_list.
12627 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
12628 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
12629 Traverse the statements using tsi iterator.
12630 * basic-block.h (struct basic_block_def): Fields stmt_list
12631 and phi_nodes moved to ...
12632 (struct tree_bb_info): ... new structure.
12633 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
12634 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
12635 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
12636 (tree_verify_flow_info): Verify that il.tree is not set for
12637 entry and exit block.
12638 (tree_split_block): Use set_bb_stmt_list.
12640 2007-04-23 Mike Stump <mrs@apple.com>
12642 * config/i386/i386.c (ix86_tune_features
12643 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
12646 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12648 * config/i386/i386.md (prefix_extra): New attribute.
12649 (length): Add prefix_extra.
12651 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
12652 (sse2_movntv2di): Likewise.
12653 (sse2_cvtps2dq): Likewise.
12654 (sse2_cvtpd2pi): Likewise.
12655 (sse2_cvttpd2pi): Likewise.
12656 (*sse2_cvtpd2ps): Likewise.
12657 (*add<mode>3): Likewise.
12658 (sse2_ssadd<mode>3): Likewise.
12659 (sse2_usadd<mode>3): Likewise.
12660 (*sub<mode>3): Likewise.
12661 (sse2_sssub<mode>3): Likewise.
12662 (sse2_ussub<mode>3): Likewise.
12663 (*mulv8hi3): Likewise.
12664 (*smulv8hi3_highpart): Likewise.
12665 (*umulv8hi3_highpart): Likewise.
12666 (sse2_umulv2siv2di3): Likewise.
12667 (sse2_pmaddwd): Likewise.
12668 (ashr<mode>3): Likewise.
12669 (lshr<mode>3): Likewise.
12670 (ashl<mode>3): Likewise.
12671 (sse2_ashlti3): Likewise.
12672 (sse2_lshrti3): Likewise.
12673 (*umaxv16qi3): Likewise.
12674 (*smaxv8hi3): Likewise.
12675 (*uminv16qi3): Likewise.
12676 (*sminv8hi3): Likewise.
12677 (sse2_eq<mode>3): Likewise.
12678 (sse2_gt<mode>3): Likewise.
12679 (*and<mode>3): Likewise.
12680 (sse2_nand<mode>3): Likewise.
12681 (*ior<mode>3): Likewise.
12682 (*xor<mode>3): Likewise.
12683 (sse2_packsswb): Likewise.
12684 (sse2_packssdw): Likewise.
12685 (sse2_packuswb): Likewise.
12686 (sse2_punpckhbw): Likewise.
12687 (sse2_punpcklbw): Likewise.
12688 (sse2_punpckhwd): Likewise.
12689 (sse2_punpcklwd): Likewise.
12690 (sse2_punpckhdq): Likewise.
12691 (sse2_punpckldq): Likewise.
12692 (sse2_punpckhqdq): Likewise.
12693 (sse2_punpcklqdq): Likewise.
12694 (*sse2_pinsrw): Likewise.
12695 (*sse2_pextrw): Likewise.
12696 (sse2_pshufd_1): Likewise.
12697 (sse2_uavgv16qi3): Likewise.
12698 (sse2_uavgv8hi3): Likewise.
12699 (sse2_psadbw): Likewise.
12700 (sse2_pmovmskb): Likewise.
12701 (*sse2_maskmovdqu): Likewise.
12702 (*sse2_maskmovdqu_rex64): Likewise.
12703 (sse4a_extrqi): Likewise.
12704 (sse4a_extrq): Likewise.
12705 (sse3_lddqu): Set prefix_rep.
12706 (sse3_addsubv4sf3): Likewise.
12707 (sse3_haddv4sf3): Likewise.
12708 (sse3_hsubv4sf3): Likewise.
12709 (sse_cvtss2si): Likewise.
12710 (sse_cvtss2si_2): Likewise.
12711 (sse_cvtss2siq): Likewise.
12712 (sse_cvtss2siq_2): Likewise.
12713 (sse_cvttss2si): Likewise.
12714 (sse_cvttss2siq): Likewise.
12715 (sse2_cvttps2dq): Likewise.
12716 (sse3_movshdup): Likewise.
12717 (sse3_movsldup): Likewise.
12718 (sse2_cvtsd2si): Likewise.
12719 (sse2_cvtsd2si_2): Likewise.
12720 (sse2_cvtsd2siq): Likewise.
12721 (sse2_cvtsd2siq_2): Likewise.
12722 (sse2_cvttsd2si): Likewise.
12723 (sse2_cvttsd2siq): Likewise.
12724 (*sse2_cvtpd2dq): Likewise.
12725 (*sse2_cvttpd2dq): Likewise.
12726 (sse2_pshuflw_1): Likewise.
12727 (sse2_pshufhw_1): Likewise.
12728 (sse4a_insertqi): Likewise.
12729 (sse4a_insertq): Likewise.
12730 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
12731 (ssse3_phadddv4si3): Likewise.
12732 (ssse3_phaddswv8hi3): Likewise.
12733 (ssse3_phsubwv8hi3): Likewise.
12734 (ssse3_phsubdv4si3): Likewise.
12735 (ssse3_phsubswv8hi3): Likewise.
12736 (ssse3_pmaddubswv8hi3): Likewise.
12737 (ssse3_pmulhrswv8hi3): Likewise.
12738 (ssse3_pshufbv16qi3): Likewise.
12739 (ssse3_psign<mode>3): Likewise.
12740 (ssse3_palignrti): Likewise.
12741 (abs<mode>2): Likewise.
12742 (ssse3_phaddwv4hi3): Set prefix_extra.
12743 (ssse3_phadddv2si3): Likewise.
12744 (ssse3_phaddswv4hi3): Likewise.
12745 (ssse3_phsubwv4hi3): Likewise.
12746 (ssse3_phsubdv2si3): Likewise.
12747 (ssse3_phsubswv4hi3): Likewise.
12748 (ssse3_pmaddubswv4hi3): Likewise.
12749 (ssse3_pmulhrswv4hi3): Likewise.
12750 (ssse3_pshufbv8qi3): Likewise.
12751 (ssse3_psign<mode>3): Likewise.
12752 (ssse3_palignrdi): Likewise.
12753 (abs<mode>2): Likewise.
12754 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
12755 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
12756 (sse2_pmovmskb): Set mode to SI instead of V2DF.
12758 2007-04-23 Nick Clifton <nickc@redhat.com>
12760 * params.def: Fix formatting of emacs local variables.
12762 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12764 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
12765 move if inter-unit move isn't allowed.
12766 Don't split moving the first element of V2DI to DI to inter-unit
12767 move if inter-unit move isn't allowed.
12769 2007-04-23 Richard Guenther <rguenther@suse.de>
12771 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
12772 and CDI_POST_DOMINATORS separately.
12774 2007-04-23 Nick Clifton <nickc@redhat.com>
12776 * c.opt (Wformat-contains-nul): Add warning attribute.
12778 2007-04-23 Jan Hubicka <jh@suse.cz>
12780 * function.c (init_function_start): Don't init line number info.
12781 (expand_function_end): Update.
12782 (reset_block_changes, record_block_change, finalize_block_changes,
12783 check_block_change, free_block_changes): Kill.
12784 * function.h (reset_block_changes, record_block_change,
12785 finalize_block_changes, check_block_change, free_block_changes):
12787 (struct function): Remove ib_boundaries_block.
12788 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12789 Use curr_insn_locator to initialize locator.
12790 (emit_line_note): Remove.
12791 * cfgexpand.c (expand_gimple_cond_expr): Update.
12792 (construct_exit_block): Likewise.
12793 (tree_expand_cfg): Initialize/finalize locators.
12794 * expr.c (expand_expr_real): Update.
12795 * cfglayout.c (line_locators_locs, line_locators_lines,
12796 file_locators_locs, file_locators_files): Remove.
12797 (set_block_levels): Move to cfgexpand.c.
12798 (insn_locators_initialize): Remove.
12799 (pass_insn_locators_initialize): Remove.
12800 (locations_locators_locs, locations_locators_vals): New static vars.
12801 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12803 (insn_locators_alloc, insn_locators_finalize,
12804 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12806 (locator_location): New.
12807 (locator_line, locator_file): Rewrite.
12808 * rtl.h (emit_line_note): Kill.
12809 (insn_locators_alloc, insn_locators_finalize,
12810 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12812 * tree-inline.c (initialize_cfun): Do not initialize
12813 ib_boundaries_block.
12814 * passes.c (pass_insn_locators_initialize): Remove.
12816 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12818 PR middle-end/31448
12819 * expr.c (reduce_to_bit_field_precision): Handle
12822 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
12824 PR tree-optimization/24659
12825 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
12826 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
12827 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
12828 * genopinit.c (optabs): Rename vec_pack_mod_optab
12829 to vec_pack_trunc_optab.
12830 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
12831 early for scalar floating point operands for NOP_EXPR.
12832 (vectorizable_type_promotion): Ditto.
12833 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
12834 vec_pack_trunc_optab.
12835 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
12837 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
12838 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
12839 Rename from VEC_PACK_MOD_EXPR.
12840 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
12841 * expr.c (expand_expr_real_1): Ditto.
12842 * tree-inline.c (estimate_num_insns_1): Ditto.
12843 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12845 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
12846 (vec_unpacks_lo_v4sf): Ditto.
12847 (vec_pack_trunc_v2df): Ditto.
12848 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
12849 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12850 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
12852 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
12854 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12856 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
12857 Rename from VEC_PACK_MOD_EXPR. This expression also represent
12858 packing of floating point operands.
12859 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
12860 represent unpacking of floating point operands.
12861 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
12862 [vec_unpacks_hi]: Ditto.
12863 [vec_unpacks_lo]: Ditto.
12865 2007-04-22 Jan Hubicka <jh@suse.cz>
12867 * final.c (rest_of_handle_final): Call
12868 targetm.asm_out.constructor/targetm.asm_out.destructor
12869 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
12870 proper priority via decl_*_priority_insert.
12871 * c-common.c (c_expand_body): Likewise.
12873 2007-04-22 Richard Guenther <rguenther@suse.de>
12875 PR tree-optimization/29789
12876 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
12877 (rewrite_reciprocal): New helper split out from
12878 determine_invariantness_stmt.
12879 (rewrite_bittest): Likewise.
12880 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
12881 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
12884 2007-04-22 Revital Eres <eres@il.ibm.com>
12886 * loop-unroll.c (var_to_expand): New field to support also
12887 insns of the form x = something + x.
12888 (analyze_insn_to_expand_var): Use it.
12889 (expand_var_during_unrolling): Likewise.
12891 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12893 * predict.c: Include pointer-set.h.
12894 (bb_predictions): New variable.
12895 (tree_predicted_by_p, tree_predict_edge,
12896 remove_predictions_associated_with_edge): Use bb_predictions map
12897 instead of bb->predictions.
12898 (clear_bb_predictions, assert_is_empty): New functions.
12899 (combine_predictions_for_bb): Use bb_predictions map. Call
12900 clear_bb_predictions.
12901 (tree_estimate_probability): Create and free bb_predictions map.
12902 * Makefile.in (predict.o): Add pointer-set.h dependency.
12903 * basic-block.h (struct basic_block_def): Remove predictions
12905 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
12907 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12910 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
12913 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12915 * timevar.c (timevar_print): Change reference of --disable-checking to
12916 --enable-checking=release. Also warn if assert checking is disabled.
12918 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12921 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
12922 decl as addressable if the compound literal was marked as
12924 Mark the decl as a gimple register if it is a complex or
12925 vector decl and does not live in memory.
12927 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12929 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
12930 (GENERIC_NEXT): New function macro.
12931 (PHI_CHAIN): Use phi_node's new chain variable.
12932 (tree_phi_node): Change tree_common to tree_base
12933 and add the chain field.
12934 * tree-phinodes.c (make_phi_node): Don't set
12935 TREE_TYPE on the new node.
12936 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
12937 instead of checking GIMPLE_TUPLE_P in chain_next.
12938 * tree-vect-transform.c
12939 (get_initial_def_for_induction): Look at
12940 PHI_RESULT_TREE for the type of the phi node.
12941 (update_vuses_to_preheader): Use PHI_CHAIN
12942 instead of TREE_CHAIN on the phi node.
12943 * tree-ssa-structalias.c (compute_points_to_sets):
12945 (ipa_pta_execute): Likewise.
12947 2007-04-21 Richard Guenther <rguenther@suse.de>
12949 PR middle-end/31136
12950 * fold-const.c (fold_unary): Call fold_convert_const on the
12953 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
12955 * gcse.c (store_killed_in_insn): Handle PARALLELs.
12956 (store_killed_in_pat): New.
12958 2007-04-20 Richard Henderson <rth@redhat.com>
12961 * config/i386/i386.c (type_has_variadic_args_p): Look for any
12962 TREE_LIST with a void_type_node value, not void_list_node exactly.
12964 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
12966 * doc/standards.texi: Re-arrange into language-specific
12967 subsections. Add a C++ section, documenting which standards we
12970 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12972 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
12973 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
12975 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
12977 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
12978 ecrti.o and crtbegin.o.
12979 (LIB_DEFAULT_SPEC): Include -lc.
12980 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
12982 2007-04-20 Richard Henderson <rth@redhat.com>
12985 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
12986 argument; update all callers.
12987 (get_unaligned_offset): New.
12988 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
12989 get_unaligned_address, just pass on the address directly.
12990 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
12991 the subreg in the helper patterns.
12992 (unaligned_extendqidi_le): Use get_unaligned_offset.
12993 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
12994 (unaligned_extendhidi_be): Likewise.
12995 (unaligned_extendhidi): Tidy.
12996 * config/alpha/alpha-protos.h: Update.
12998 2007-04-20 Richard Henderson <rth@redhat.com>
13000 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
13001 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
13002 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
13003 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13004 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13005 (CPP_SPEC): Don't include %(cpp_subtarget).
13006 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
13007 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13008 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
13010 2007-04-20 Jakub Jelinek <jakub@redhat.com>
13012 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
13013 for __builtin_ia32_cmpordss.
13015 PR tree-optimization/31632
13016 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
13017 and arg1 for optimizations of comparison against min/max values.
13018 Fold arg0 to arg1's type for optimizations of comparison against
13019 min+1 and max-1 values.
13021 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
13023 * reload.c (combine_reloads): When trying to use a dying register,
13024 check whether it's uninitialized and don't use if so.
13026 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
13028 * fold-const.c: Remove prototypes for native_encode_expr and
13029 native_interpret_expr.
13030 (native_encode_expr): Make non-static.
13031 (native_interpret_expr): Likewise.
13032 * tree.h: Add prototypes for the above.
13034 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13036 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
13037 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
13038 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
13039 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
13040 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
13041 Add length attributes.
13043 2007-04-19 Janis Johnson <janis187@us.ibm.com>
13045 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
13048 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
13049 __STDC_WANT_DEC_FP__.
13051 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13053 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
13054 for long double compatibility.
13055 * configure: Regenerate.
13057 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
13059 PR rtl-optimization/29841
13060 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
13062 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
13063 that may cause control flow transfer from being moved.
13065 2007-04-18 Jan Hubicka <jh@suse.cz>
13067 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
13070 2007-04-18 Eric Christopher <echristo@apple.com>
13072 * config/rs6000/darwin.md (load_macho_picbase): Use link register
13073 only. Update operands.
13074 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
13075 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
13076 link register to pic register.
13078 2007-04-18 Dirk Mueller <dmueller@suse.de>
13080 PR diagnostic/31227
13081 * tree-vrp.c (search_for_addr_array): New.
13082 (check_array_bounds): Suppress warning about
13083 address taken of array refs if its not de-referenced.
13085 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13087 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
13088 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
13090 * tree-vectorizer.h (NITERS_KNOWN_P): New.
13091 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
13092 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
13094 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
13096 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
13098 (vect_analyze_scalar_cycles): Fix indentation.
13099 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
13100 (vect_mark_relevant): Include phis in relevance analysis.
13102 * tree-vect-transform.c (vect_transform_loop): Add an assert.
13104 2007-04-18 Anatoly Sokolov <aesok@post.ru>
13106 * config/avr/avr.c (ptrreg_to_str): Replace error() with
13107 output_operand_lossage().
13109 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13111 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
13112 the unused code for reduction without adjust-in-epilog to simplify the
13115 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
13117 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
13118 (S390_TDC_NEGATIVE_ZERO): New constant.
13119 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
13120 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
13121 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
13122 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
13123 (S390_TDC_POSITIVE_INFINITY): New constant.
13124 (S390_TDC_NEGATIVE_INFINITY): New constant.
13125 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
13126 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
13127 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
13128 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
13129 (S390_TDC_INFINITY): New constant.
13130 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
13131 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
13132 optimization for UNSPEC_CCZ_TO_INT.
13133 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
13134 ("*ccz_to_int"): New insn.
13135 ("isinf<mode>2"): New insn.
13136 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
13137 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
13138 (UNSPEC_CCZ_TO_INT): New constant.
13140 2007-04-18 Richard Guenther <rguenther@suse.de>
13142 PR tree-optimization/19431
13143 PR tree-optimization/21463
13144 * tree-pass.h (pass_phiprop): Declare.
13145 * passes.c (init_optimization_passes): New phiprop pass.
13146 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
13147 (phivn_valid_p): New helper function.
13148 (phiprop_insert_phi): Likewise.
13149 (propagate_with_phi): Likewise.
13150 (tree_ssa_phiprop): New propagator propagating loads
13151 through phi nodes if profitable.
13153 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13155 * tree-vect-analyze.c (process_use): New function.
13156 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
13157 Check phis in all bbs.
13158 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
13161 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
13163 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
13166 2007-04-17 Anatoly Sokolov <aesok@post.ru>
13169 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
13172 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
13174 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
13176 (sse_vmmulv4sf3): Likewise.
13177 (sse2_vmaddv2df3): Likewise.
13178 (sse2_vmmulv2df3): Likewise.
13180 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
13182 PR rtl-optimization/31360
13183 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
13184 (target_reg_cost): New.
13185 (init_set_costs): Initialize target_reg_cost. Add comments
13186 regarding the rationale of the costs.
13187 (global_cost_for_size): Renamed to...
13188 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
13189 of register pressure.
13190 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
13191 estimate_reg_pressure_cost. Add number of ivs.
13192 (determine_set_costs): Dump target_reg_cost.
13193 * loop-invariant.c (gain_for_invariant): Use
13194 estimate_reg_pressure_cost. Removed n_inv_uses argument.
13195 (best_gain_for_invariant, find_invariants_to_move): Remove
13197 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
13198 (target_reg_cost): Declare.
13199 (global_cost_for_size): Declaration removed.
13200 (estimate_reg_pressure_cost): Declare.
13202 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
13204 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
13205 regnos into even/odd register pairs.
13206 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
13207 TDmode similar to the other floating point modes.
13208 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
13209 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
13211 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
13212 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
13213 (movdd_hardfloat64): Use TARGET_MFPGPR.
13215 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
13217 * reload1.c (delete_output_reload): Don't count output in n_inherited.
13220 2005-01-05 Richard Henderson <rth@redhat.com>
13222 * reload1.c (do_input_reload): Restrict the optimization deleteing
13223 a previous output reload to RELOAD_FOR_INPUT.
13225 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
13227 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
13228 induc_vec_info_type.
13229 (vectorizable_induction): New function declaration.
13230 * tree-vect-transform.c (get_initial_def_for_induction): No need to
13231 check if already vectorized. Find first place in BB where new stmts
13232 can be inserted. Takes only one argument.
13233 (vectorizable_induction): New function.
13234 (vect_transform_stmt): Add case for induc_vec_info_type to call
13235 vectorizable_induction.
13236 (vect_transform_loop): Consider phis for vectorization.
13237 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
13239 (analyze_operations): Call vectorizable_induction when analyzing phis.
13241 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
13242 (vect_mark_relevant): Include phis in relevance analysis.
13243 (vect_mark_stmts_to_be_vectorize): Likewise.
13244 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
13246 2007-04-16 Lawrence Crowl <crowl@google.com>
13248 * doc/invoke.texi (Debugging Options): Add documentation for the
13249 -femit-struct-debug options -femit-struct-debug-baseonly,
13250 -femit-struct-debug-reduced, and
13251 -femit-struct-debug-detailed[=...].
13253 * c-opts.c (c_common_handle_option): Add
13254 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
13255 and OPT_femit_struct_debug_detailed_.
13256 * c.opt: Add specifications for
13257 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
13258 and -femit-struct-debug-detailed[=...].
13259 * opts.c (set_struct_debug_option): Parse the
13260 -femit-struct-debug-... options.
13261 * opts.c (matches_main_base, main_input_basename,
13262 main_input_baselength, base_of_path, matches_main_base): Add
13263 variables and functions to compare header base name to compilation
13265 * opts.c (should_emit_struct_debug): Add to determine to emit a
13266 structure based on the option.
13267 (dump_struct_debug) Also disabled function to debug this
13269 * opts.c (handle_options): Save the base name of the
13272 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
13273 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
13274 This hook indicates if a type is generic. Set it by default
13275 to "never generic".
13276 * langhooks.h (struct lang_hooks_for_types): Add a new hook
13277 to determine if a struct type is generic or not.
13278 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
13279 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
13280 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
13281 with live C++ hook.
13283 * flags.h (enum debug_info_usage): Add an enumeration to describe
13284 a program's use of a structure type.
13285 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
13286 to indicate the program's usage of the type. Filter structs based
13287 on the -femit-struct-debug-... specification.
13288 (gen_type_die): Split into two routines, gen_type_die and
13289 gen_type_die_with_usage. gen_type_die is now a wrapper
13290 that assumes direct usage.
13291 (gen_type_die_with_usage): Replace calls to gen_type_die
13292 with gen_type_die_with_usage adding the program usage of
13293 the referenced type.
13294 (dwarf2out_imported_module_or_decl): Suppress struct debug
13295 information using should_emit_struct_debug when appropriate.
13297 2007-04-16 Ian Lance Taylor <iant@google.com>
13299 PR tree-optimization/31522
13300 * tree-vrp.c (vr_phi_edge_counts): New static variable.
13301 (vrp_initialize): Allocate vr_phi_edge_counts.
13302 (vrp_visit_phi_node): Don't push to infinity if we saw a new
13303 executable edge. Drop test for all constants.
13304 (vrp_finalize): Free vrp_phi_edge_counts.
13306 * doc/cpp.texi (Common Predefined Macros): Clarify description of
13307 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
13309 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
13310 predecessors at head rather than tail.
13312 2007-04-16 Matthias Klose <doko@debian.org>
13314 * config/alpha/linux.h (CPP_SPEC): Define.
13315 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
13317 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
13319 * function.h: Remove sequence_stack extern declaration.
13321 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13323 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
13325 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
13328 2007-04-16 Anatoly Sokolov <aesok@post.ru>
13330 * config/avr/avr.c (avr_arch_types): Rearranging array.
13331 (enum avr_arch): Add.
13332 (avr_mcu_types): Use avr_arch enumeration constants instead of
13334 * config/avr/avr.h (LINK_SPEC): Simplify.
13336 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13338 * config/m68k/m68k.c (m68k_libcall_value,
13339 m68k_function_value): Use macros for register names more.
13341 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
13343 (M68K_REGNAME): Use A6_REG.
13344 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
13346 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13348 PR middle-end/28071
13349 * sched-int.h (struct deps): Split field 'pending_lists_length' into
13350 'pending_read_list_length' and 'pending_write_list_length'. Update
13352 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
13353 to handle two length counters instead of one. Update all uses.
13354 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
13355 two length counters instead of one.
13356 * sched-rgn.c (propagate_deps): Update to handle two length counters
13359 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
13362 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
13363 copy of source, pass it to ix86_expand_vector_set and return
13366 2007-04-16 David Ung <davidu@mips.com>
13367 Joseph Myers <joseph@codesourcery.com>
13369 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
13370 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
13371 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
13372 Add 74K processor information.
13373 * config/mips/mips.md: Include 74k.md.
13374 (cpu): Add 74kc,74kf,74kx.
13375 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
13376 * config/mips/74k.md: New.
13377 * doc/invoke.texi (MIPS Options): Document 74K support.
13379 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
13381 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
13382 vectorizable_* functions.
13383 * tree-vect-transform.c (vectorizable_call): Add check for
13384 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
13385 (vectorizable_store): likewise.
13386 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
13388 (vectorizable_operation, vectorizable_type_demotion): Likewise.
13389 (vectorizable_type_promotion, vectorizable_load): Likewise.
13390 (vectorizable_live_operation, vectorizable_condition): Likewise.
13391 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
13393 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
13395 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13397 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
13398 register numbers more.
13399 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
13400 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
13401 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
13402 FUNCTION_VALUE_REGNO_P): Likewise.
13403 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
13404 STATIC_CHAIN_REGNUM): Likewise.
13405 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
13406 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
13407 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
13408 * config/m68k/m68k.md (FP_REG): New.
13410 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13412 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
13415 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13417 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
13418 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
13421 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13423 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
13426 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
13429 * c-decl.c (finish_decl): Grab the type of the decl after the call
13430 to store_init_value.
13432 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
13434 * common.opt (fforward-propagate): Fix "Optimization" annotation.
13436 2007-04-14 Jakub Jelinek <jakub@redhat.com>
13439 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
13440 dominators, post dominators and cleanup cfg before returning.
13442 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
13444 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
13445 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
13447 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
13449 * config.gcc: Recognize fido.
13450 * config/m68k/m68k-devices.def (fidoa): New.
13451 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
13453 (FL_FIDOA, TARGET_FIDOA): New.
13454 * config/m68k/m68k.opt (mfidoa): New.
13456 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13458 PR middle-end/31322
13459 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
13460 when a personality function is used.
13462 2007-04-13 Bob Wilson <bob.wilson@acm.org>
13464 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
13466 2007-04-13 Mike Stump <mrs@apple.com>
13468 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
13470 * config/darwin.opt (fapple-kext): Make C++ only.
13471 * config/darwin.c (darwin_override_options): Remove code to ensure
13472 -fapple-kext is given for C++ only.
13474 2007-04-13 Richard Sandiford <richard@codesourcery.com>
13476 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
13477 * config/mips/mips.c (override_options): Call
13478 SUBTARGET_OVERRIDE_OPTIONS, if defined.
13480 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
13482 * config/i386/i386.opt (msvr3-shlib): Removed.
13484 * doc/invoke.texi: Remove -msvr3-shlib.
13486 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
13488 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
13489 with "popcnt" instruction.
13491 2007-04-13 Richard Guenther <rguenther@suse.de>
13493 PR tree-optimization/21258
13494 * tree-vrp.c (compare_case_labels): New helper.
13495 (find_switch_asserts): New function.
13496 (find_assert_locations): Call it for SWITCH_EXPRs.
13498 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
13500 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
13501 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
13502 check is now implied in X87_FLOAT_MODE_P.
13503 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13504 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13505 (fix_trunc<mode>_i386_fisttp): Ditto.
13506 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13507 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13508 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13509 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13510 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13511 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13512 (unnamed_splitters): Ditto.
13513 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
13514 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
13515 FIRST_SSE_REG for local functions when SSE math is enabled or
13516 for functions with sseregparm attribute.
13517 (standard_80387_constant_p): Return -1 if mode is not
13519 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
13520 (ix86_expand_compare): Ditto.
13521 (ix86_expand_carry_flag_compare): Ditto.
13522 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
13523 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
13524 DECIMAL_FLOAT_MODE_P.
13525 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
13526 of SCALAR_FLOAT_MODE_P.
13527 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
13528 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
13529 checks before FLOAT_MODE_P.
13530 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
13531 before FLOAT_MODE_P.
13536 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
13538 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
13539 Charles Wilson <libtool@cwilson.fastmail.fm>
13541 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
13542 (libgcc.mvars): Don't depend on them.
13543 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
13544 * exec-tool.in: New.
13546 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
13548 * doc/invoke.text (--help): Document --help=common.
13550 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
13552 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
13554 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13556 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
13557 * genemit.c (main): Emit #include "integrate.h".
13558 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
13559 (LOADGP_RTP): New mips_loadgp_style.
13560 * config/mips/mips.h: Include config/vxworks-dummy.h.
13561 (TARGET_RTP_PIC): New macro.
13562 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
13563 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
13564 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
13565 for TARGET_RTP_PIC.
13566 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
13567 -mvxworks-pic when using -mrtp and a PIC option.
13568 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
13570 (mips_symbolic_constant_p, mips_symbolic_address_p)
13571 (mips_symbol_insns): Handle SYMBOL_HALF.
13572 (override_options): Warn about -G and -mrtp being used together.
13573 Initialize mips_lo_relocs[SYMBOL_HALF].
13574 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
13575 (mips_emit_loadgp): Handle LOADGP_RTP.
13576 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
13577 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
13578 (tablejump): Handle function-relative case table entries if
13580 * config/mips/predicates.md (symbol_ref_operand): New predicate.
13582 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13584 * config/mips/mips.md (load_call<mode>): Allow any general register.
13586 (sibcall_value_internal, sibcall_value_multiple_internal)
13587 (call_value_internal, call_value_split, call_value_multiple_internal)
13588 (call_value_multiple_split): Remove constraints from operand 0.
13590 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13592 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
13593 rather than loadgp_noshared.
13594 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
13595 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
13597 * config/mips/mips.md (loadgp): Rename to...
13598 (loadgp_newabi): ...this.
13599 (loadgp_noshared): Rename to...
13600 (loadgp_absolute): ...this.
13602 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13604 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
13605 false for locally-binding symbols.
13606 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
13608 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13610 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
13611 (SYMBOL_GOT_PAGE_OFST): ...this.
13612 (SYMBOL_GOT_GLOBAL): Rename to...
13613 (SYMBOL_GOT_DISP): ...this.
13614 (SYMBOL_GOTOFF_GLOBAL): Rename to...
13615 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
13616 * config/mips/mips.c (mips_global_symbol_p): New function.
13617 (mips_symbol_binds_local_p): Likewise.
13618 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
13619 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
13620 mips_global_symbol_p and mips_symbol_binds_local_p.
13621 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
13622 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
13623 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
13624 SYMBOL_GOTOFF_DISP.
13625 (mips_ok_for_lazy_binding_p): New function.
13626 (mips_load_call_address, mips_expand_call): Use it.
13627 (mips_dangerous_for_la25_p): Likewise.
13628 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
13629 (*got_disp<mode>): Use got_disp_operand instead of
13630 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
13631 SYMBOL_GOTOFF_GLOBAL.
13632 (*got_page<mode>): Use got_page_ofst_operand instead of
13634 * config/mips/predicates.md (const_call_insn_operand): Use
13635 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
13636 (global_got_operand): Rename to...
13637 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
13639 (local_got_operand): Rename to...
13640 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
13641 of SYMBOL_GOT_LOCAL.
13643 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13645 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
13646 TARGET_CALL_CLOBBERED_GP.
13647 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13648 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
13649 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
13650 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
13651 of TARGET_ABICALLS && !TARGET_NEWABI.
13652 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13653 * config/mips/mips.c (mips_load_call_address): Check
13654 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13655 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13656 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13657 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
13658 TARGET_ABICALLS && TARGET_NEWABI.
13659 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
13661 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
13662 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
13663 TARGET_ABICALLS && TARGET_NEWABI.
13664 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
13665 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
13666 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
13667 whether indirect calls must use $25.
13668 (mips_extra_live_on_entry): Check TARGET_GOT instead of
13670 * config/mips/mips.md (jal_macro): Check flag_pic and
13671 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
13672 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
13673 instead of TARGET_ABICALLS.
13674 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
13675 TARGET_ABICALLS && TARGET_OLDABI.
13676 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13677 (sibcall): In the comment above the define_insn, mention
13678 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
13679 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
13680 instead of TARGET_ABICALLS.
13682 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
13684 * doc/md.texi (Blackfin family constraints): Document PA and PB.
13685 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
13686 (MACFLAGS_MATCH_P): New macro.
13687 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
13688 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
13689 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
13690 the other MACFLAG constants.
13691 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
13692 (flag_machi): Tighten constraints. Renumber some of the operands.
13693 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
13695 (flag_machi_parts_acconly): New pattern.
13696 (flag_macinithi): Tighten constraints. Allow any accumulator to be
13698 (flag_macinit1hi): Tighten constraints.
13699 (flag_mul_macv2hi_parts_acconly): New pattern.
13701 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
13702 Use a more efficient implementation.
13703 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
13704 inline sequences when not optimizing for size.
13706 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
13707 movhi_high2low): Delete, merge functionality into...
13708 (packv2hi): ... this pattern.
13710 2007-02-11 Jie Zhang <jie.zhang@analog.com>
13711 * config/bfin/bfin.opt (msim): New option.
13712 (mcpu=): New option.
13713 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
13714 (bfin_cpu_t): Typedef of enum bfin_cpu.
13715 (bfin_cpu_type): New declaration.
13716 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
13717 -msim and -mcpu= options.
13718 (LIB_SPEC): Likewise.
13719 * config/bfin/bfin.c (bfin_cpu_type): Define.
13720 (bfin_handle_option): Handle -mcpu= option.
13721 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
13722 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
13723 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
13725 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13727 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
13728 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
13729 (powerpc-wrs-vxworksae): Use ${tm_file}.
13730 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
13731 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
13732 * config/i386/vx-common.h: New file.
13734 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13736 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
13739 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
13741 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
13744 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
13748 * c-common.c (c_build_qualified_type): Set canonical type
13751 2007-04-12 Richard Guenther <rguenther@suse.de>
13753 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
13754 lower bound and element size if lower bound is not zero
13755 or either of the ARRAY_REF operands is set.
13757 2007-04-12 Richard Guenther <rguenther@suse.de>
13759 PR tree-optimization/24689
13760 PR tree-optimization/31307
13761 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
13763 * gimplify.c (canonicalize_addr_expr): To be consistent with
13764 gimplify_compound_lval only set operands two and three of
13765 ARRAY_REFs if they are not gimple_min_invariant. This makes
13766 it never at this place.
13767 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13769 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13771 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
13772 null before emitting a .nsubspa directive.
13774 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13776 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
13777 need_to_partition_p if there are no memory statements in the
13780 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13782 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
13783 (gcd_of_steps_may_divide_p): New function.
13784 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
13786 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13788 * reload.c (find_reloads_toplev, find_reloads_address,
13789 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
13790 not a pointer equality test, to decide if we need to call
13791 push_reg_equiv_alt_mem.
13793 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
13795 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
13796 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
13798 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
13800 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13802 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
13803 vector to be positive.
13805 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13809 * doc/invoke.texi: Document --params max-aliased-vops and
13811 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
13812 debug_memory_partitions): Move to tree-flow.h
13813 * params.h (AVG_ALIASED_VOPS): Define.
13814 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
13816 (mp_info_t): Likewise.
13817 (get_mem_sym_stats_for): New.
13818 (set_memory_partition): Move from tree-flow-inline.h.
13819 (mark_non_addressable): Only clear the set of symbols for the
13820 partition if it exists.
13821 (dump_memory_partitions): Move from tree-ssa-operands.c
13822 (debug_memory_partitions): Likewise.
13823 (need_to_partition_p): New.
13824 (dump_mem_ref_stats): New.
13825 (debug_mem_ref_stats): New.
13826 (dump_mem_sym_stats): New.
13827 (debug_mem_sym_stats): New.
13828 (update_mem_sym_stats_from_stmt): New.
13829 (compare_mp_info_entries): New.
13830 (mp_info_cmp): Call it.
13831 (sort_mp_info): Change argument to a list of mem_sym_stats_t
13833 (get_mpt_for): Move from tree-ssa-operands.c.
13834 (find_partition_for): New.
13835 (create_partition_for): Remove.
13836 (estimate_vop_reduction): New.
13837 (update_reference_counts): New.
13838 (build_mp_info): New.
13839 (compute_memory_partitions): Refactor.
13840 Document new heuristic.
13841 Call build_mp_info, update_reference_counts,
13842 find_partition_for and estimate_vop_reduction.
13843 (compute_may_aliases): Populate virtual operands before
13844 calling debugging dumps.
13845 (delete_mem_sym_stats): New.
13846 (delete_mem_ref_stats): New.
13847 (init_mem_ref_stats): New.
13848 (init_alias_info): Call it.
13849 (maybe_create_global_var): Remove alias_info argument.
13850 Get number of call sites and number of pure/const call sites
13851 from gimple_mem_ref_stats().
13852 (dump_alias_info): Call dump_memory_partitions first.
13853 (dump_points_to_info_for): Show how many times a pointer has
13855 * opts.c (decode_options): For -O2 set --param
13856 max-aliased-vops to 500.
13857 For -O3 set --param max-aliased-vops to 1000 and --param
13858 avg-aliased-vops to 3.
13859 * fortran/options.c (gfc_init_options): Remove assignment to
13861 * tree-flow-inline.h (gimple_mem_ref_stats): New.
13862 * tree-dfa.c (dump_variable): Dump memory reference
13864 Dump NO_ALIAS* settings.
13865 (referenced_var_lookup): Tidy.
13866 (mem_sym_stats): New.
13867 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
13868 and ORIG are different SSA names for a memory partition.
13869 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
13870 * tree-flow.h (struct mem_sym_stats_d): Define.
13871 (mem_sym_stats_t): Define.
13872 (struct mem_ref_stats_d): Define.
13873 (struct gimple_df): Add field mem_ref_stats.
13874 (enum noalias_state): Define.
13875 (struct var_ann_d): Add bitfield noalias_state.
13876 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
13877 debug_mem_ref_stats, debug_memory_partitions,
13878 debug_mem_sym_stats): Declare.
13879 * tree-ssa-structalias.c (update_alias_info): Update call
13880 sites, pure/const call sites and asm sites in structure
13881 returned by gimple_mem_ref_stats.
13882 Remove local variable IS_POTENTIAL_DEREF.
13883 Increase NUM_DEREFS if the memory expression is a potential
13885 Call update_mem_sym_stats_from_stmt.
13886 If the memory references memory, call
13887 update_mem_sym_stats_from_stmt for all the direct memory
13888 symbol references found.
13889 (intra_create_variable_infos): Set noalias_state field for
13890 pointer arguments according to the value of
13891 flag_argument_noalias.
13892 * tree-ssa-structalias.h (struct alias_info): Remove fields
13893 num_calls_found and num_pure_const_calls_found.
13894 (update_mem_sym_stats_from_stmt): Declare.
13895 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
13896 Set default value to 100.
13897 (PARAM_AVG_ALIASED_VOPS): Define.
13899 2007-04-11 Richard Guenther <rguenther@suse.de>
13901 PR middle-end/31530
13902 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
13903 a * -b + c as c - a * b if we honor sign dependent rounding.
13905 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13907 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
13908 bfin_expand_strmov.
13909 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
13910 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
13912 (initialize_trampoline): Don't use old-style function definition.
13913 (bfin_secondary_reload): Mark IN_P argument as unused.
13915 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
13917 PR tree-optimization/31343
13918 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
13919 (build_polynomial_chrec): Return a scalar when the evolution is zero.
13920 * testsuite/gcc.dg/vect/pr31343.c: New.
13922 2007-04-10 Eric Christopher <echristo@apple.com>
13924 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
13925 * config/i386/i386.md (*cmpfp0): Use.
13926 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13927 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13928 (fix_trunc<mode>_i386_fisttp): Ditto.
13929 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13930 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13931 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13932 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13933 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13934 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13935 (unnamed_splitters): Ditto.
13936 * config/i386/i386.c (output_fix_trunc): Assert that
13937 we're not being passed a TFmode operand.
13939 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
13941 PR tree-optimization/31526
13942 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
13943 n_basic_blocks to find newly added blocks.
13945 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
13947 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
13949 (fix_trunc<mode>si_sse): Ditto.
13950 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
13951 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
13952 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
13953 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
13954 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
13955 expander using SSEMODEF mode macro.
13956 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
13957 expander using SSEMODEF mode macro.
13958 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
13959 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
13960 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
13961 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
13962 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
13963 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
13964 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
13965 Macroize insn using X87MODEF mode macro.
13967 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
13969 * config/i386/sse.md (sse2_pinsrw): Removed.
13970 (sse2_pextrw): Renamed to ...
13971 (*sse2_pextrw): This.
13973 2007-04-09 Jan Hubicka <jh@suse.cz>
13976 * config/i386/sse.md
13977 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
13978 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
13979 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
13980 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
13982 2007-04-09 Jan Hubicka <jh@suse.cz>
13984 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
13985 multiple fields of union.
13987 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
13989 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
13990 (create_preheaders): Check that loops are available.
13991 (fix_loop_structure): Clean up, improve comments.
13992 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
13993 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
13995 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
13996 * predict.c (tree_estimate_probability): Do not call
13997 calculate_dominance_info. Call create_preheaders.
13998 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
13999 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
14001 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
14002 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
14003 * tree-cfg.c (tree_split_edge): Make an assert more precise.
14004 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
14007 2007-04-08 Jan Hubicka <jh@suse.cz>
14009 * tree.h (maybe_fold_offset_to_component_ref): Declare.
14010 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
14011 * fold-const.c (fold_unary): Use it.
14013 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
14015 * varasm.c (assemble_variable): Remove call to
14016 lang_hooks.decls.prepare_assemble_variable.
14017 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
14018 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
14019 * langhooks.h (lang_hooks_for_decls): Remove
14020 prepare_assemble_variable.
14022 2007-04-08 Mike Stump <mrs@apple.com>
14024 * config/i386/i386.c: Use inc/dec on Core2.
14026 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
14028 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
14029 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14030 lhd_tree_inlining_end_inlining): Remove.
14031 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
14032 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
14033 end_inlining hooks.
14034 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
14035 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14036 lhd_tree_inlining_end_inlining): Remove prototypes.
14037 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
14038 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
14039 LANG_HOOKS_TREE_INLINING_START_INLINING,
14040 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
14042 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
14045 2007-04-08 Anatoly Sokolov <aesok@post.ru>
14048 * config/avr/predicates.md (io_address_operand): Delete predicate.
14049 (low_io_address_operand): Don't use 'mode' argument.
14050 (higth_io_address_operand): Rename ...
14051 (high_io_address_operand): ... to this. Don't use 'mode' argument.
14052 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
14055 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
14057 Revert change removing staticp.
14059 2007-04-07 Anatoly Sokolov <aesok@post.ru>
14062 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
14065 2007-04-07 Bruce Korb <bkorb@gnu.org>
14067 * c.opt: Add -Wformat-contains-nul.
14068 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
14070 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
14071 the NUL byte warning.
14073 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
14075 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
14077 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14079 * tree.c (staticp): No longer use staticp langhook.
14080 * langhooks.c (lhd_staticp): Removed.
14081 * langhooks.h (struct lang_hooks): Remove staticp.
14082 * c-common.c (c_staticp): Remove.
14083 * c-common.h (c_staticp): Ditto.
14084 * langhooks-defs.h (lhd_staticp): Ditto.
14085 (LHD_HOOKS_STATICP): Ditto
14086 * tree.h (gcc_assert_lowered): New macro.
14088 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
14090 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
14091 argument "reliable".
14092 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
14093 Add argument "reliable". Propagate it through calls.
14094 (infer_loop_bounds_from_undefined): Derive number of iterations
14095 estimates from references in blocks that do not dominate loop latch.
14096 (gcov_type_to_double_int): New function.
14097 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
14098 and expected_loop_iterations_unbounded.
14099 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
14100 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
14101 * tree-data-ref.c (estimated_loop_iterations): Export.
14102 (get_references_in_stmt): Fix -- do not return addresses of local
14104 * cfgloop.h (expected_loop_iterations_unbounded,
14105 estimated_loop_iterations): Declare.
14107 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14109 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14111 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14113 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
14114 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
14115 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
14116 Use output_387_reg_move().
14117 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
14118 expander using X87MODEF12 mode macro.
14119 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
14120 choosing register preferences. Use output_387_reg_move().
14121 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
14122 instead of "x". Use output_387_reg_move().
14123 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
14124 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
14125 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
14126 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
14127 Use output_387_reg_move().
14128 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
14130 (*truncxf?f_i387 splitter): Ditto.
14132 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14134 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
14135 LANG_HOOKS_SAFE_FROM_P.
14136 * expr.c (safe_from_p): Remove langhook call.
14137 * langhooks.h (lang_hooks): Remove safe_from_p.
14138 (lhd_safe_from_p): Remove prototype.
14139 * langhooks.c (lhd_safe_from_p): Remove.
14141 2007-04-06 Jan Hubicka <jh@suse.cz>
14143 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
14146 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14148 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
14149 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
14150 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
14151 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
14153 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
14154 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
14156 2007-04-05 Richard Henderson <rth@redhat.com>
14158 * config/alpha/alpha.c (print_operand) [+]: Remove.
14159 (alpha_end_function): Print nop if call at end of function.
14160 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
14161 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
14162 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
14163 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
14164 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
14165 the call pattern. Update peepholes to match.
14167 2007-04-05 Janis Johnson <janis187@us.ibm.com>
14169 * doc/extend.texi (Other Builtins): Add decimal float variants
14171 * builtins.def: Ditto.
14172 * builtins.c (expand_builtin): Ditto.
14174 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
14175 H.J. Lu <hongjiu.lu@intel.com>
14178 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
14179 of V8HImode when calling ix86_binary_operator_ok.
14180 (sse2_pmaddwd): Call ix86_binary_operator_ok.
14181 (sdot_prodv8hi): Operands 1 and 2 must be register.
14183 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14185 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
14186 initialize align to silence bogus warning.
14188 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14190 PR middle-end/22156
14191 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
14193 (struct sra_walk_fns): Remove use_all parameter from use.
14194 (sra_hash_tree): Handle BIT_FIELD_REFs.
14195 (sra_elt_hash): Don't hash bitfld blocks.
14196 (sra_elt_eq): Skip them in parent compares as well. Handle
14198 (sra_walk_expr): Don't maintain or pass down use_all_p.
14199 (scan_use): Remove use_all parameter.
14200 (scalarize_use): Likewise. Re-expand assignment to
14201 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
14202 output, and re-scalarize after output. Don't mark anything
14204 (scalarize_ldst): Adjust.
14205 (scalarize_walk_gimple_modify_statement): Likewise.
14206 (build_element_name_1): Handle BIT_FIELD_REFs.
14207 (instantiate_element): Don't warn for any element whose parent
14208 is used as a whole.
14209 (instantiate_missing_elements_1): Return the sra_elt.
14210 (canon_type_for_field): New.
14211 (try_instantiate_multiple_fields): New.
14212 (instantiate_missing_elemnts): Use them.
14213 (mark_no_warning): Removed.
14214 (generate_one_element_ref): Handle BIT_FIELD_REFs.
14215 (REPLDUP, sra_build_elt_assignment): New.
14216 (generate_copy_inout): Use them.
14217 (generate_element_copy): Likewise. Handle bitfld differences.
14218 (generate_element_zero): Don't recurse for blocks. Use
14219 sra_build_elt_assignment.
14220 (generate_one_element_int): Take elt instead of var. Use
14221 sra_build_elt_assignment.
14222 (generate_element_init_1): Adjust.
14223 (scalarize_use, scalarize_copy): Use REPLDUP.
14224 (scalarize_ldst): Move assert before dereference.
14225 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
14227 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14229 * regmove.c: Fix unused variable warnings due to previous commit.
14231 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14233 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
14234 (regmove_bb_head): Remove.
14235 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
14236 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
14237 problems with fixup_match_1.
14238 Don't initialize/free regmove_bb_head.
14240 (reg_is_remote_constant_p): If an insn is in the same basic block
14241 but not before INSN, consider it remote, too.
14243 2007-04-05 Anatoly Sokolov <aesok@post.ru>
14246 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
14247 DECL_ASSEMBLER_NAME, not the DECL_NAME.
14249 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
14251 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
14252 (CONDITIONAL_REGISTER_USAGE): Likewise.
14254 2007-04-04 Richard Henderson <rth@redhat.com>
14256 * config/alpha/lib1funcs.asm: Remove unused file.
14258 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14261 * opts.c (print_specific_help): Fix --help=<language>
14263 (common_handle_option): Support --help=common.
14265 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14268 * gcc.c (main): Do not run the linker if
14269 print_subprocess_help indicates that it shouldn't be
14272 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14275 * doc/invoke.texi (--help=): Document <languages> value, fix
14276 formatting in tables of values.
14278 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
14280 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
14281 dllimport attribute of virtual methods.
14283 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
14285 * config/score/crti.asm: Change _bss_start to __bss_start.
14286 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
14287 (OUTGOING_REG_PARM_STACK_SPACE) update.
14288 * config/score/score.opt: add options to make backend support
14289 score5, score5u, score7 and score7d.
14290 * config/score/score.md: Likewise.
14291 * config/score/misc.md: Likewise.
14292 * config/score/mac.md: Likewise.
14293 * doc/invoke.texi: Likewise.
14294 * doc/md.texi: update constraints define.
14296 2007-04-03 Richard Henderson <rth@redhat.com>
14298 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
14299 an appropriate type, use the mode instead.
14301 2007-04-03 Richard Sandiford <richard@codesourcery.com>
14303 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
14304 Set the default --with-arch setting to mips2.
14305 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
14306 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
14307 (MULTILIB_OSDIRNAMES): Delete.
14308 (MULTILIB_DIRNAMES): Define.
14309 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
14310 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
14311 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
14312 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
14313 VXWORKS_OS_CPP_BUILTINS.
14314 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
14315 (MIPS_DEBUGGING_INFO): Undefine.
14316 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
14318 2007-04-03 Jakub Jelinek <jakub@redhat.com>
14320 PR middle-end/30704
14321 * fold-const.c (native_encode_real): Encode real.c provided longs
14322 as a series of 32-bit native integers.
14323 (native_interpret_real): Interpret buffer as a series of 32-bit
14326 2007-04-03 Richard Guenther <rguenther@suse.de>
14328 * genpreds.c (write_insn_constraint_len): Write function
14329 optimized for CONSTRAINT_LEN implementation.
14330 (write_tm_preds_h): Output insn_constraint_len inline and
14331 use it for CONSTRAINT_LEN.
14332 (write_insn_preds_c): Don't output insn_constraint_len.
14333 * doc/md.texi (define_register_constraint): Document multi-letter
14334 constraints shall have the same length if they start with the same
14337 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14340 * config/i386/i386.md (isinf<mode>2): Expand only when
14341 TARGET_C99_FUNCTIONS is set.
14343 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14345 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
14346 (x86_64-*-linux*): Ditto.
14347 * config/i386/i386.opt (mpc): New option.
14348 * config/i386/i386.c (overrride_options): Handle
14349 ix87_precision_string.
14350 * config/i386/crtprec.c: New file.
14351 * config/i386/t-crtpc: Ditto.
14352 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
14353 and -mpc80 options.
14354 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
14355 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
14356 crtprec32.o, crtprec64.o and crtprec80.o.
14358 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
14359 and -mpc80 options.
14360 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
14362 2007-04-02 Eric Christopher <echristo@apple.com>
14364 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
14365 limitations on darwin.
14367 2007-04-02 Anatoly Sokolov <aesok@post.ru>
14370 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
14372 2007-04-02 Dave Korn <dave.korn@artimi.com>
14374 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
14376 2007-04-02 Dave Korn <dave.korn@artimi.com>
14378 * libgcc2.h (exception_descriptor): Don't forward-declare.
14379 (__get_eh_table_language, __get_eh_table_version): Delete
14380 prototypes of long-dead functions.
14382 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
14384 * ebitmap.h: New file
14385 * ebitmap.c: New file
14386 * Makefile.in (ebitmap.o): New target.
14388 2007-04-01 Jan Hubicka <jh@suse.cz>
14390 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
14391 before very first instruction.
14393 2007-04-01 Jan Hubicka <jh@suse.cz>
14395 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
14396 waring on 64bit hosts.
14397 * bitmap.h: Fix typo in bitmap_head_def.
14399 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
14401 PR rtl-optimization/31391
14402 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
14403 into a DELETED_LABEL note, and the label is in an empty basic
14404 block, update BB_END as well as BB_HEAD.
14406 2007-04-01 Richard Henderson <rth@redhat.com>
14408 PR tree-optimization/31169
14409 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
14410 to varying if the range is outside [0, prec-1].
14412 2007-04-01 Richard Sandiford <richard@codesourcery.com>
14415 * config/mips/mips.md (load_const_gp): New insn.
14416 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
14417 the MIPS16 GP pseudo register if no_new_pseudos.
14418 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
14420 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
14423 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
14425 (call_value): Likewise.
14427 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
14428 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14431 * doc/invoke.texi: (optimization options): Reword description
14432 of -ffast-math. Document its primary purpose.
14434 2007-03-31 Richard Guenther <rguenther@suse.de>
14436 * omp-low.c (splay-tree.h): Include.
14437 (lookup_decl): Replace splay-tree usage by pointer-map.
14438 (maybe_lookup_decl): Likewise.
14439 (new_omp_context): Likewise.
14440 (delete_omp_context): Likewise.
14441 * gimplify.c (splay-tree.h): Include.
14442 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
14444 (remap_ssa_name): Likewise.
14445 (remap_decl): Likewise.
14446 (remap_type_1): Likewise.
14447 (remap_type): Likewise.
14448 (copy_body_r): Likewise.
14449 (expand_call_inline): Likewise.
14450 (clone_body): Likewise.
14451 (copy_tree_r): Likewise.
14452 (remap_save_expr): Likewise.
14453 (unsave_r): Likewise.
14454 (unsave_expr_now): Likewise.
14455 (tree_function_versioning): Likewise.
14456 (build_duplicate_type): Likewise.
14457 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
14458 (struct copy_body_data): Replace splay-tree by pointer-map.
14459 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
14460 not $(SPLAY_TREE_H).
14461 (gimplify.o): Depend on $(SPLAY_TREE_H).
14462 (omp-low.p): Likewise.
14464 2007-03-31 Anatoly Sokolov <aesok@post.ru>
14466 * config/avr/predicates.md (even_register_operand,
14467 odd_register_operand): New predicates.
14468 * config/avr/avr.md (movw peephole2): New.
14469 (movw_r peephole2): New.
14471 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
14473 * tree.h (get_signed_or_unsigned_type): New.
14474 * fold-const.c (operand_equal_for_comparison_p): Use
14475 get_signed_or_unsigned_type instead of
14476 lang_hooks.types.signed_or_unsigned_type.
14477 * expr.c (store_expr): Ditto.
14478 * langhooks.c (get_signed_or_unsigned_type): New.
14479 (lhd_signed_or_unsigned_type): New.
14480 * langhooks.h (lhd_signed_or_unsigned_type): New.
14481 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
14483 2007-03-30 Richard Henderson <rth@redhat.com>
14485 * tree-ssa-loop-ivopts.c: Include target.h.
14486 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
14487 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
14488 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
14489 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
14491 2007-03-30 Richard Henderson <rth@redhat.com>
14492 Kai Tietz <kai.tietz@onevision.com>
14494 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
14495 default for 64-bit.
14496 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
14497 (TARGET_64BIT_MS_ABI): New.
14498 (DBX_REGISTER_NUMBER): Handle 64-bit.
14499 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
14500 (LONG_TYPE_SIZE): Force to 32.
14501 (REG_PARM_STACK_SPACE): New.
14502 (OUTGOING_REG_PARM_STACK_SPACE): New.
14503 (REGPARM_MAX, SSE_REGPARM_MAX): New.
14504 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14505 (STACK_BOUNDARY): Use 128 for 64-bit.
14506 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
14507 Add 64-bit implementation.
14508 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
14510 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
14511 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
14512 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
14513 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
14514 (ix86_handle_cconv_attribute): Don't warn when ignoring if
14515 TARGET_64BIT_MS_ABI.
14516 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
14517 (ix86_pass_by_reference): Likewise.
14518 (ix86_function_value_regno_p): Likewise.
14519 (ix86_build_builtin_va_list): Likewise.
14520 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
14521 (function_arg_advance_ms_64): New.
14522 (function_arg_advance): Call it.
14523 (function_arg_ms_64): New.
14524 (function_arg): Call it.
14525 (function_value_ms_64): New.
14526 (ix86_function_value_1): Call it.
14527 (return_in_memory_ms_64): New.
14528 (ix86_return_in_memory): Call it.
14529 (setup_incoming_varargs_ms_64): New.
14530 (ix86_setup_incoming_varargs): Call it.
14531 (ix86_expand_prologue): Handle 64-bit stack probing.
14532 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
14533 (output_pic_addr_const): Likewise.
14534 (x86_this_parameter): Likewise.
14535 (x86_output_mi_thunk): Likewise.
14536 (x86_function_profiler): Likewise.
14537 (TARGET_STRICT_ARGUMENT_NAMING): New.
14538 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
14539 (TARGET_64BIT_MS_ABI): New.
14540 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
14541 * config/i386/i386.md (allocate_stack_worker): Remove.
14542 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
14543 describe the clobber of eax without a match_scratch.
14544 (allocate_stack_worker_postreload): Remove.
14545 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
14546 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
14547 (allocate_stack_worker_rex64_postreload): Remove.
14548 (allocate_stack): Handle 64-bit.
14549 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
14550 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
14551 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
14552 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
14553 (STANDARD_STARTFILE_PREFIX_1): Likewise.
14554 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
14555 * config.build (x86_64-*-mingw*): New host.
14556 * config.host (x86_64-*-mingw*): New host.
14557 * config.gcc (x86_64-*-mingw*): New target.
14558 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
14560 2007-03-30 Richard Henderson <rth@redhat.com>
14561 Kai Tietz <kai.tietz@onevision.com>
14563 * c-pragma.c (struct def_pragma_macro_value): New.
14564 (struct def_pragma_macro): New.
14565 (pushed_macro_table): New.
14566 (dpm_hash, dpm_eq): New.
14567 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
14568 (init_pragma): Install them.
14569 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14571 2007-03-30 Anatoly Sokolov <aesok@post.ru>
14573 * config/avr/avr.c (avr_override_options): Clear
14574 'flag_delete_null_pointer_checks'.
14576 2007-03-30 Paolo Carlini <pcarlini@suse.de>
14579 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
14580 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
14581 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
14582 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
14583 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
14584 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
14585 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
14587 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
14589 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
14591 * regmove.c: Move all of pass_stack_adjustments from here...
14592 * combine-stack-adj.c: ...to this new file.
14593 * Makefile.in: Add rules for combine-stack-adj.o.
14595 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
14597 PR tree-optimization/31383
14598 * tree-data-ref.c (affine_function_equal_p): Do not require the
14599 vectors to have the same length.
14601 2007-03-30 Jan Hubicka <jh@suse.cz>
14603 PR middle-end/30700
14604 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
14605 availablility; add more sanity checking; ask varpool only about
14608 2007-03-29 Richard Henderson <rth@redhat.com>
14610 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
14611 to decide, but __SIZEOF_LONG_LONG__.
14613 2007-03-29 Richard Henderson <rth@redhat.com>
14615 * emutls.c (struct __emutls_array): New.
14616 (emutls_destroy): Use it instead of casting element 0 from void*.
14617 (__emutls_get_address): Likewise.
14619 2007-03-29 Richard Henderson <rth@redhat.com>
14621 * varasm.c (initializer_constant_valid_p): Don't deny
14622 DECL_DLLIMPORT_P on functions.
14624 * config/i386/cygming.h: Remove function declarations.
14625 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
14626 (ASM_OUTPUT_LABELREF): Remove.
14627 (COMMON_ASM_OP): Remove.
14628 (ASM_OUTPUT_COMMON): Remove.
14629 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
14630 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
14631 (ASM_DECLARE_FUNCTION_NAME): Likewise.
14632 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
14633 Rename from TARGET_ENCODE_SECTION_INFO.
14634 * config/i386/netware.h: Likewise.
14635 * config/i386/i386-protos.h: Update.
14636 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
14637 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
14638 (legitimate_constant_p): Reject dllimports.
14639 (dllimport_map, get_dllimport_decl): New.
14640 (legitimize_dllimport_symbol): New.
14641 (legitimize_address, ix86_expand_move): Use it.
14642 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
14643 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
14644 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
14645 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
14646 * config/i386/predicates.md (constant_call_address_operand): Only
14647 accept symbols; reject dllimport_p symbols.
14648 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
14649 i386_pe_maybe_record_exported_symbol.
14650 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
14651 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
14652 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
14653 trust the setting of DECL_DLLIMPORT_P.
14654 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
14655 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
14656 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
14657 tidy the argument scanning loop.
14658 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
14659 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
14660 (i386_pe_strip_name_encoding): Remove.
14661 (i386_pe_binds_local_p): New.
14662 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
14663 (i386_pe_output_labelref): Remove.
14664 (i386_pe_asm_output_aligned_decl_common): New.
14665 (i386_pe_maybe_record_exported_symbol): Rename from
14666 i386_pe_record_exported_symbol; check for dllexported symbols.
14668 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
14670 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
14671 add comment explaining why vsnprintf cannot be used.
14673 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
14675 PR tree-optimization/30666
14676 * tree.c (build_complex_type): When creating type names for DWARF2
14677 debug info, create TYPE_DECLs for TYPE_NAME instead of
14679 (build_common_tree_nodes_2): Use build_complex_type when building
14680 predefined complex types, to preserve canonical types.
14682 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
14684 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
14685 (noce_get_alt_condition): Look at it to determine whether to
14686 reverse the condition or not.
14687 (noce_get_condition): Substitute the truth for lies.
14688 (noce_find_if_block): Set the then_else_reversed field.
14690 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
14692 * config/fr30/fr30.md (movdi): Do not accept immediates as the
14693 destination of this insn.
14694 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
14695 than calling gen_rtx_SET directly. Use r0 to hold the value of
14696 'address + 4' rather than a stack based temporary which can be
14697 mis-optimized away.
14699 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14701 * config/s390/s390.c (s390_secondary_input_reload_class,
14702 s390_secondary_output_reload_class): Functions removed.
14703 (s390_secondary_reload): New function.
14704 (TARGET_SECONDARY_RELOAD): Target macro defined.
14705 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
14706 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
14707 * config/s390/s390.md ("reload_outti", "reload_outdi",
14708 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
14709 "reload_out<mode>"): Expanders removed.
14710 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
14711 "reload<mode>_nonoffmem_out"): Expanders added.
14713 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14715 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
14716 action if SRC->DEST replacement failed anyway.
14718 2007-03-28 Mike Stump <mrs@apple.com>
14720 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
14721 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
14722 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
14724 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14726 * config.gcc: Accept barcelona as a variant of amdfam10.
14727 * config/i386/i386.c (override_options): Likewise.
14728 * doc/invoke.texi: Likewise.
14730 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
14732 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
14733 offsets for BIT_FIELD_REF and COMPONENT_REF.
14735 2007-03-28 Richard Guenther <rguenther@suse.de>
14737 * tree.c (is_global_var): Move ...
14738 * tree-flow-inline.h (is_global_var): ... here.
14739 * tree.h (is_global_var): Remove declaration.
14741 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
14743 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
14745 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
14746 * config/i386/i386.c (ix86_tune_features): Initialize new
14748 * config/i386/predicates.md (promotable_binary_operator): Use
14749 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
14751 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
14754 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
14756 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
14758 * config/fr30/fr30.md (movsi_internal): Change destination
14759 constraint from m to V and add m to the end.
14761 2007-03-28 Christian Bruel <christian.bruel@st.com>
14763 * config/sh/sh.md (movsi_i): Fix type attribute.
14765 2007-03-28 Christian Bruel <christian.bruel@st.com>
14767 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
14768 (movsf_ie): Likewise.
14770 2007-03-28 Christian Bruel <christian.bruel@st.com>
14772 * config.gcc: Add sh4-300 to multilib.
14773 * config/sh/t-mlib-sh4-300: New file.
14775 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
14777 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
14778 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
14779 fix_trunc<mode>di2.
14780 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
14781 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
14782 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
14783 "fixuns_trunctddi2"): Whitespace fix.
14785 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
14787 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
14788 the definition of struct sh_args.
14789 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
14790 CALL_COOKIE_INT_REG_GET): Likewise.
14792 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
14794 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
14795 transformations are applied successfully.
14797 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
14799 * tree.c (tree_contains_struct): Permit 512 tree codes.
14800 * tree.h (tree_contains_struct): Ditto.
14801 (MAX_TREE_CODES): Ditto.
14802 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
14803 SPARE member to store remaining padding bits.
14805 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14807 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
14810 2007-03-27 Janis Johnson <janis187@us.ibm.com>
14812 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
14813 * configure: Regenerate.
14815 * configure: Regenerate using the correct version of autoconf.
14817 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14819 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
14821 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
14822 regs to "__SP_L__" and "__SP_H__".
14824 2007-03-27 Richard Guenther <rguenther@suse.de>
14826 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
14827 computations with it with a HOST_WIDE_INT variable.
14829 2007-03-26 Mike Stump <mrs@apple.com>
14831 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
14832 objective-c-header, objective-c++-header and objc++-cpp-output
14834 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14836 2007-03-26 Richard Henderson <rth@redhat.com>
14839 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
14840 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
14841 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
14842 IX86_BUILTIN_PSRLQ128): New.
14843 (ix86_init_mmx_sse_builtins): Add them.
14844 (ix86_expand_builtin): Expand them.
14845 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
14846 operand 2 be TImode.
14847 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
14848 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
14849 _mm_srli_epi64): Mark __B const.
14850 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
14851 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
14852 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
14853 new two-vector shift builtins.
14855 2007-03-26 Ian Lance Taylor <iant@google.com>
14857 PR tree-optimization/31345
14858 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
14859 [+INF, +INF(OVF)] into VARYING.
14861 2007-03-26 Zack Weinberg <zackw@panix.com>
14863 * gengtype-parse.c: New file.
14864 * gengtype-yacc.y: Delete.
14865 * gengtype-lex.l: Don't include gengtype-yacc.h.
14866 Define YY_DECL and yyterminate appropriately for recursive
14867 descent parser. yylval is now a string out-parameter to yylex.
14868 (HWS, EOID): New shorthand.
14869 (IWORD): Add a couple more types.
14870 (yylex): Add a setup stanza. Remove the complex rules for
14871 detecting GTY'ed types and typedefs; replace with simple
14872 keyword detectors. Adjust everything for the changed
14873 definition of yylval. Ignore all pp-directives, not just #define.
14875 (parse_file): Rename yybegin; do not call yyparse.
14877 * gengtype.c (xasprintf): Export again.
14878 (this_file): New. Use everywhere __FILE__ was being used.
14879 (get_lang_bitmap): Special case types defined in gengtype.c.
14880 (do_typedef, new_structure): Suppress definition of certain types.
14881 (new_structure): Improve diagnostics of duplicate definitions.
14882 Make sure location_s is associated with input.h.
14883 (nreverse_pairs, define_location_structures): New functions.
14884 (main): Improve tagging of kludge types. Remove old kludges
14885 for input.h types; use define_location_structures.
14886 * gengtype.h: Update prototypes. Define token codes here.
14887 * Makefile.in: Remove all references to gengtype-yacc.
14888 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
14890 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
14891 add GTY((skip)) to the field that's only conditionally there.
14892 * doc/install.texi: Document that Bison is no longer required
14893 unless building treelang.
14895 * gengtype.c: Don't include gtyp-gen.h.
14896 (srcdir): Declare here.
14897 (base_files, lang_dir_names): Allocate dynamically.
14898 (gt_files, num_gt_files, num_lang_dirs): New globals.
14899 (measure_input_list, read_input_line, read_input_list)
14900 (set_lang_bitmap): New functions.
14901 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
14902 simplify, relying on read_input_list to set up the bitmaps.
14903 (main): Arguments are no longer unused. Check for correct number
14904 of command line arguments, set srcdir and srcdir_len, then call
14905 read_input_list, before doing anything else. No need to worry
14906 about duplicates in main loop.
14907 * configure.ac: Simplify the calculation of all_gtfiles.
14908 Put language tags in there. Don't set or substitute
14909 all_gtfiles_files_langs or all_gtfiles_files_frags.
14910 * Makefile.in: Revamp the way gengtype is invoked, now that it
14911 takes a file on its command line with a much simpler format.
14912 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
14913 (GTFILES): Remove duplicates and C source files.
14914 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
14915 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
14916 * configure: Regenerate.
14918 * gengtype.h: Remove all type definitions to gengtype.c; leave
14919 only definitions of options_p, type_p, and pair_p as opaque
14920 pointers. Update prototypes.
14921 * gengtype.c: Many type definitions moved here from gengtype.h.
14922 Consolidate type definitions at the top of the file.
14923 (xvasprintf): Delete.
14924 (xasprintf): Make static.
14925 (create_nested_pointer_option): Add 'next' parameter.
14926 (create_field_all, create_field_at): New functions.
14927 (create_field): Now a thin wrapper around create_field_all.
14928 (create_optional_field): Rename create_optional_field_ and add
14929 line argument. Original name is now a macro which supplies
14931 (oprintf): Use vsnprintf directly.
14932 (close_output_files): Use fatal rather than perror/exit.
14933 (note_def_vec, note_def_vec_alloc): Use create_field_at.
14934 (main): Set progname. Don't use exit.
14935 * gengtype-yacc.y (struct_fields): Use create_field_at.
14936 (option, optionseqopt): Delete.
14937 (optionseq): Consolidate productions from option here so we
14938 can use the first argument to create_option.
14940 * gengtype-lex.l: Distinguish unions from structures in the
14941 token type. Don't call find_structure; return the tag as a string.
14942 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
14943 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
14944 string. Reorganize typedef_struct production accordingly.
14945 Use create_nested_ptr_option.
14946 * gengtype.c (create_nested_ptr_option): New function.
14947 * gengtype.h: Declare it.
14949 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
14950 (string_type): Don't declare.
14951 (do_scalar_typedef): Declare.
14952 (create_scalar_type): Update prototype.
14953 * gengtype.c (string_type): Make static.
14954 (scalar_nonchar, scalar_char): New.
14955 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
14956 (resolve_typedef): Use scalar_nonchar for error recovery.
14957 (create_scalar_type): Remove name_len field. Return scalar_char
14958 or scalar_nonchar as appropriate.
14959 (adjust_field_type): Look at scalar_is_char boolean to decide whether
14960 to use string_type.
14961 (throughout): Use scalar_nonchar instead of calling
14962 create_scalar_type, whenever possible.
14963 (main): Initialize scalar_char and scalar_nonchar before calling
14965 * gengtype-lex.l: Adjust for removal of second argument to
14966 create_scalar_type. Use yylval.s instead of yylval.t when
14968 * gengtype-yacc.y: Type of SCALAR is string. Call
14969 create_scalar_type from type:SCALAR rule. Adjust for removal of
14970 second argument to create_scalar_type.
14972 * vec.h: Remove all #if IN_GENGTYPE blocks.
14973 Add comment saying that changes may require adjustments to gengtype.
14974 * gengtype.c: Don't include coretypes.h or tm.h.
14975 Add comment to inclusion of errors.h.
14976 (note_def_vec, note_def_vec_alloc): New functions.
14977 * gengtype.h: Declare new functions.
14978 * gengtype-lex.l: Don't include coretypes.h.
14979 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
14981 (update_lineno): Remove unnecessary prototype.
14982 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
14983 (VEC rule): Just return VEC_TOKEN.
14984 * gengtype-yacc.y (VEC_TOKEN): New token type.
14985 (type): Add a production for VEC(a,b).
14986 * Makefile.in: Update dependencies.
14988 * gengtype-lex.l: Remove rules for parsing pointer-to-function
14989 typedefs that use the old PARAMS macro.
14991 * gengtype-lex.l: Remove all rules and states relating to yacc
14993 * gengtype-yacc.y: Similarly.
14994 * gengtype.c (note_yacc_type): Delete function.
14995 * gengtype.h: Update prototypes.
14997 2007-03-26 Joseph Myers <joseph@codesourcery.com>
14999 * tree-pretty-print.c (dump_generic_node): Report precision of
15000 unnamed integer types.
15002 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
15004 * ifcvt.c (noce_try_store_flag_constants): Don't check
15005 no_new_pseudos here.
15006 (noce_try_store_flag_constants): Don't check no_new_pseudos.
15007 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
15008 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
15009 noce_try_sign_mask): Likewise.
15010 (if_convert): Check no_new_pseudos here.
15012 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
15014 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
15015 (noce_get_condition): Handle new then_else_reversed argument.
15016 (noce_init_if_info): Remove, fold into noce_find_if_block.
15017 (noce_process_if_block): Take a struct noce_if_info as the
15018 argument. Don't set up one based on ce_if_info. Update pointer
15019 references accordingly.
15020 (cond_move_process_if_block): Likewise.
15021 (process_if_block): Removed.
15022 (find_if_block): Removed. Move functionality two new functions,
15023 noce_find_if_block and cond_exec_find_if_block.
15024 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
15025 blocks and the symmetric IF-ELSE-JOIN case.
15026 (cond_exec_find_if_block): Also new function mostly based on old
15027 find_if_block and process_if_block.
15028 (find_if_header): Replace find_if_block call with separately
15029 guarded calls to noce_find_if_block and cond_exec_find_if_block.
15030 (find_cond_trap): Update noce_get_condition call.
15031 (dead_or_predicable): Likewise.
15033 2007-03-26 Jakub Jelinek <jakub@redhat.com>
15035 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
15037 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
15038 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
15039 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
15040 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
15041 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
15042 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
15043 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
15044 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
15045 __builtin_ia32_psrad128 builtins.
15047 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
15049 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
15050 * config/i386/constraints.md
15051 (define_constraint "I"): Use IN_RANGE macro.
15052 (define_constraint "J"): Ditto.
15053 (define_constraint "K"): Ditto.
15054 (define_constraint "M"): Ditto.
15055 (define_constraint "N"): Ditto.
15056 (define_constraint "O"): Ditto.
15057 * config/i386/predicates.md
15058 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
15059 (define_predicate "const_0_to_3_operand"): Ditto.
15060 (define_predicate "const_0_to_7_operand"): Ditto.
15061 (define_predicate "const_0_to_15_operand"): Ditto.
15062 (define_predicate "const_0_to_63_operand"): Ditto.
15063 (define_predicate "const_0_to_255_operand"): Ditto.
15064 (define_predicate "const_1_to_31_operand"): Ditto.
15065 (define_predicate "const_2_to_3_operand"): Ditto.
15066 (define_predicate "const_4_to_7_operand"): Ditto.
15068 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15070 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
15071 in SImode for save_world.
15072 * config/rs6000/altivec.md (save_world, restore_world): Convert to
15075 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
15077 PR tree-optimization/30784
15078 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
15081 2007-03-25 Revital Eres <eres@il.ibm.com>
15083 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
15084 Fold movement_possibility function into it.
15086 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15088 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
15089 (load_macho_picbase_{si,di}): Convert to LR hard reg.
15090 (call_indirect_nonlocal_darwin64): Same.
15091 (call_nonlocal_darwin64): Same.
15092 (call_value_indirect_nonlocal_darwin64): Same.
15093 (call_value_nonlocal_darwin64): Same.
15094 (sibcall_nonlocal_darwin64): Same.
15095 (sibcall_value_nonlocal_darwin64): Same.
15096 (sibcall_symbolic_64): Same.
15097 (sibcall_value_symbolic_64): Same.
15098 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
15100 (rs6000_emit_load_toc_table): Same.
15101 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
15102 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
15104 (divss_call): Same.
15105 (divus_call): Same.
15106 (quoss_call): Same.
15107 (quous_call): Same.
15108 (load_toc_v4_pic_si): Same
15109 (load_toc_v4_PIC_1): Same.
15110 (load_toc_v4_PIC_1b): Same.
15111 (call_indirect_aix{32,64}): Same.
15112 (call_value_indirect_aix{32,64}): Same.
15114 (call_value): Same.
15115 (call_local{32,64}): Same.
15116 (call_value_local{32,64}): Same.
15117 (call_indirect_nonlocal_aix{32,64}): Same.
15118 (call_nonlocal_aix{32,64}): Same.
15119 (call_value_indirect_nonlocal_aix{32,64}): Same.
15120 (call_value_nonlocal_aix{32,64}): Same.
15121 (call_indirect_nonlocal_sysv<mode>): Same.
15122 (call_nonlocal_sysv<mode>): Same.
15123 (call_value_indirect_nonlocal_sysv<mode>): Same.
15124 (call_value_nonlocal_sysv<mode>): Same.
15126 (sibcall_local{32,64}): Same.
15127 (sibcall_value_local{32,64}): Same.
15128 (sibcall_nonlocal_aix{32,64}): Same.
15129 (sibcall_value_nonlocal_aix{32,64}): Same.
15130 (sibcall_nonlocal_sysv<mode>): Same.
15131 (sibcall_value): Same.
15132 (sibcall_value_nonlocal_sysv<mode>): Same.
15134 2007-03-24 Paul Brook <paul@codesourcery.com>
15136 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
15137 * config/arm/linux-eabi.h: Remove legacy syscall hack.
15139 2007-03-24 Richard Henderson <rth@redhat.com>
15141 * config/ia64/constraints.md: New file.
15142 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
15143 satisfies_constraint_?.
15144 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
15145 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
15146 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
15147 ia64_output_mi_thunk): Likewise.
15148 (ia64_const_ok_for_letter_p): Remove.
15149 (ia64_const_double_ok_for_letter_p): Remove.
15150 (ia64_extra_constraint): Remove.
15151 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
15152 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
15153 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
15154 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
15155 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
15156 EXTRA_MEMORY_CONSTRAINT): Remove.
15157 * config/ia64/ia64.md: Include constriants.md. Replace
15158 CONST_OK_FOR_? with satisfies_constraint_?.
15160 2007-03-23 Michael Meissner <michael.meissner@amd.com>
15161 H.J. Lu <hongjiu.lu@intel.com>
15163 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
15165 (name macros): Use DPD_BID_NAME to convert names properly.
15167 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
15168 decimal floating point format.
15169 (init_floating_libfuncs): Change decimal functions so that they
15170 have a "bid_" prefix if the decimal system uses the BID format,
15171 and "dpd_" prefix if the decimal system uses the DPD format.
15172 (init_interclass_conv_libfuncs): Ditto.
15173 (init_intraclass_conv_libfuncs): Ditto.
15175 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15176 using the BID format.
15178 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15179 whether we are using the BID decimal format.
15180 * configure: Regenerate.
15182 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15183 the compiler has decimal floating point enabled. Define
15184 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15187 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15188 using the BID format.
15190 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15191 whether we are using the BID decimal format.
15192 * configure: Regenerate.
15194 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15195 the compiler has decimal floating point enabled. Define
15196 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15199 * doc/install.texi (--enable-decimal-float): Document BID and DPD
15200 options, and that it is enabled for i386/x86_64 systems.
15202 * Makefile.in (enable_decimal_float): New.
15204 (DECNUMINC): Add -I$(DECNUMFMT).
15205 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
15206 to $(DECNUMFMT) from $(DECNUM).
15208 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
15209 Substitute enable_decimal_float.
15210 * configure: Regenerated.
15213 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
15216 * configure.ac: Enable decimal float for x86_64-*-linux*.
15217 * configure: Regenerated.
15220 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
15221 decimal128ClearSign to flip and clear the sign bit in decimal128.
15222 (decimal_real_maxval): Set decimal128SetSign to set the sign
15225 2007-03-23 Ian Lance Taylor <iant@google.com>
15227 * fold-const.c (fold_binary): Correct warning for X - c >= X.
15229 2007-03-23 Ian Lance Taylor <iant@google.com>
15231 * tree-dump.c (dump_files): Correct comment.
15233 2007-03-23 Ian Lance Taylor <iant@google.com>
15235 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
15237 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
15239 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
15240 in cfglayout mode. Don't go into and out of cfglayout mode.
15241 Link the blocks in the order of the constructed traces.
15242 (rest_of_handle_tracer): Adjust call to tracer.
15243 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
15244 Don't go into cfglayout mode.
15245 (rtl_loop_done): Don't go out of cfglayout mode.
15246 * cfglayout.c (relink_block_chain): New function, split out from...
15247 (fixup_reorder_chain): ...here. Remove redundant checking.
15248 (cfg_layout_finalize): Don't clear the header, footer, and aux
15249 fields here, move the code to do so to relink_block_chain. Likewise
15250 for free_original_copy_tables.
15251 * rtl.h (tracer): Update prototype.
15252 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
15253 Assert we are in cfglayout mode. Don't go into and out of cfglayout
15254 mode. Use relink_block_chain to serialize the CFG according to the
15255 new basic block order. Move targetm.cannot_modify_jumps_p check from
15257 (gate_handle_reorder_blocks): ...to here.
15258 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
15260 (gate_duplicate_computed_gotos): ...to here.
15261 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
15262 something always changes when going into and out of cfglayout mode.
15263 Perform an expensive cfg cleanup while going into cfglayout mode.
15264 Always update liveness information on HAVE_conditional_execution
15265 targets. Reserialize the basic blocks and go out of cfglayout mode.
15266 * reg-stack.c: Include cfglayout.h.
15267 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
15268 the call to reorder_basic_blocks.
15269 * basic-block.h (reorder_basic_blocks): Update prototype.
15270 (relink_block_chain): New prototype.
15271 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
15273 2007-03-23 Joseph Myers <joseph@codesourcery.com>
15275 * config/mips/mips.md (type, hazard, *movdi_32bit,
15276 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
15277 *movhi_internal, *movqi_internal, *movsf_hardfloat,
15278 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
15279 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
15280 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
15282 (movcc): Change first xfer to multi.
15283 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
15284 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
15285 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
15286 config/mips/generic.md: Change reservations using "xfer" to use
15288 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
15289 using match_operand.
15290 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
15291 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
15293 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
15295 2007-03-22 Richard Henderson <rth@redhat.com>
15297 * config/i386/i386.c: Remove unnecessary function declarations.
15298 Move targetm definition, and all related macros, to the end of
15299 the file. Resort some functions to put definitions before uses.
15300 (ix86_attribute_table): Make static. Move to end of file.
15301 (ix86_gimplify_va_arg): Make static.
15303 2007-03-22 Richard Henderson <rth@redhat.com>
15305 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
15306 don't increase local_regparm with force_align_arg_pointer check.
15307 (ix86_function_sseregparm): Assert 32-bit.
15308 (type_has_variadic_args_p): New.
15309 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
15310 type_has_variadic_args_p.
15311 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
15312 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
15313 use memset instead. Do maybe_vaarg check first; skip attribute
15314 tests if true; skip attribute tests for 64-bit.
15315 (construct_container): Remove TARGET_DEBUG_ARG.
15316 (function_arg_advance_32, function_arg_advance_64): Split out ...
15317 (function_arg_advance): ... from here.
15318 (function_arg_32, function_arg_64): Split out ...
15319 (function_arg): ... from here.
15320 (ix86_pass_by_reference): Tidy.
15321 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
15322 (function_value_32): New, from parts of ix86_function_value
15323 and ix86_value_regno.
15324 (function_value_64): New, from parts of ix86_function_value
15325 and ix86_libcall_value.
15326 (ix86_function_value_1): New.
15327 (ix86_function_value, ix86_libcall_value): Use it.
15328 (return_in_memory_32, return_in_memory_64): Split out ...
15329 (ix86_return_in_memory): ... from here.
15330 (ix86_struct_value_rtx): Skip for 64-bit.
15331 (ix86_libcall_value, ix86_value_regno): Remove.
15332 (setup_incoming_varargs_64): Split out ...
15333 (ix86_setup_incoming_varargs): ... from here.
15334 (ix86_va_start): Remove TARGET_DEBUG_ARG.
15335 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
15336 * config/i386/i386-protos.h (ix86_function_value): Remove.
15337 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
15339 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15342 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
15343 infinities not supported, otherwise emit warning if -Woverflow. On
15344 underflow, emit warning if -Woverflow.
15345 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
15347 * real.h (real_from_string): Update declaration
15349 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
15350 Richard Henderson <rth@redhat.com>
15352 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
15353 * calls.c (compute_argument_block_size, expand_call,
15354 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
15355 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
15356 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
15357 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
15358 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
15359 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
15360 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
15361 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
15364 2007-03-22 Joseph Myers <joseph@codesourcery.com>
15366 * c-incpath.c (add_sysroot_to_chain): New.
15367 (merge_include_chains): Add sysroot argument. Call
15368 add_sysroot_to_chain if sysrooted.
15369 (register_include_chains): Update call to merge_include_chains.
15370 * doc/cppopts.texi: Document use of '=' in include directory
15373 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
15375 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
15376 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
15377 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
15378 insn pattern using X87MODEF12 mode macro.
15380 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
15382 * regmove.c (regmove_optimize): Use reg_mentioned_p
15383 instead of reg_overlap_mentioned_p for DST.
15385 2007-03-21 Mike Stump <mrs@apple.com>
15387 * c.opt: Fixup for Objective-C/C++.
15389 2007-03-21 Steve Ellcey <sje@cup.hp.com>
15391 * explow.c (convert_memory_address): Fold memory reference when
15392 POINTERS_EXTEND_UNSIGNED < 0
15394 2007-03-21 Richard Henderson <rth@redhat.com>
15397 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
15398 * config/i386/mmintrin.h (__m64): Likewise.
15399 * config/i386/xmmintrin.h (__m128): Likewise.
15401 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15403 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
15404 (VXWORKS_OS_CPP_BUILTINS): Define.
15405 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
15406 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
15408 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15410 * rtl.h (constant_pool_reference_p): Delete.
15411 (find_constant_src): Declare.
15412 * rtlanal.c (find_constant_src): New function.
15413 * simplify-rtx.c (constant_pool_reference_p): Delete.
15414 * config/i386/i386.md: Use find_constant_src instead of
15415 constant_pool_reference_p/avoid_constant_pool_reference pairs.
15417 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15419 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
15420 * c-cppbuiltin.c (c_cpp_builtins): Define them.
15422 2007-03-20 Mark Mitchell <mark@codesourcery.com>
15424 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
15425 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
15426 (arm_elf_asm_constructor): Use it.
15427 (arm_elf_asm_destructor): New function.
15429 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
15431 * jump.c (mark_jump_label): Treat SEQUENCE specially.
15433 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
15435 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
15437 2007-03-19 Andrew Haley <aph@redhat.com>
15439 PR tree-optimization/31264
15440 * tree-vrp.c (register_edge_assert_for_1): Don't look though
15441 VIEW_CONVERT_EXPRs.
15443 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
15445 PR rtl-optimization/30907
15446 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
15447 (fwprop_init): Always call loop_optimizer_initialize.
15448 (fwprop_done): Always call loop_optimizer_finalize.
15449 (fwprop): We always have loop info now.
15450 (gate_fwprop_addr): Remove.
15451 (pass_fwprop_addr): Use gate_fwprop as gate.
15453 PR rtl-optimization/30841
15454 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
15455 df_chain_alloc): Call df_reorganize_refs unconditionally.
15456 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
15457 refs_organized to refs_organized_size.
15458 (df_ref_create_structure): Use refs_organized_size instead of
15459 bitmap_size if refs had been organized, and keep refs_organized_size
15461 * df.h (struct df_ref_info): Change refs_organized to
15462 refs_organized_size.
15463 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
15466 2007-03-19 Mark Mitchell <mark@codesourcery.com>
15468 * except.c (output_function_exception_table): Do not reference the
15469 EH personality routine for functions that do not require an
15472 2007-03-20 Jakub Jelinek <jakub@redhat.com>
15475 * c-typeck.c (convert_for_assignment): Call comptypes for
15476 RECORD_TYPE or UNION_TYPE.
15478 PR inline-asm/30505
15479 * reload1.c (reload): Do invalid ASM checking after
15480 cleanup_subreg_operands.
15482 2007-03-19 Jeff Law <law@redhat.com>
15484 * tree-cfg.c (find_taken_edge): Tighten conditions for
15485 optimizing computed gotos.
15487 2007-03-19 Michael Matz <matz@suse.de>
15489 * builtins.c (expand_builtin_sync_operation,
15490 expand_builtin_compare_and_swap,
15491 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
15494 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
15495 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
15498 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15500 * doc/tm.texi: Add brackets around the return type of
15501 TARGET_SECONDARY_RELOAD.
15503 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15504 Richard Guenther <rguenther@suse.de>
15506 PR tree-optimization/31254
15507 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
15508 Use handled_component_p () where appropriate. Continue
15509 propagating into the rhs if we propagated into an INDIRECT_REF
15512 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15514 * config/s390/s390.md (op_type attribute): RRR instruction type added.
15515 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
15516 (xde, xdee): Mode attributes adjusted to support DFP modes.
15517 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
15518 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
15519 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
15520 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
15521 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
15522 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
15523 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
15525 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
15526 "movsf"): Insn definitions removed.
15527 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
15528 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
15529 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
15531 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
15532 "reload_in<mode>", "reload_out<mode>"): Expander added.
15533 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
15536 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15538 * config/s390/s390.md: Only non-functional changes. Renamed
15539 FPR mode macro to BFP all over the file.
15541 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15543 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
15544 (op_type attribute): RRF instruction type added.
15545 (fT0): New mode attribute.
15546 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
15547 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
15548 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
15549 instruction no secondary memory is needed when moving DFmode values
15550 between GPRs and FPRs.
15552 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15554 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
15555 inverted and documentation adjusted.
15556 ("mhard-dfp", "msoft-dfp"): New options.
15557 * config/s390/s390.c (s390_handle_arch_option): New architecture
15559 (override_options): Sanity checks for the new options added.
15560 * config.gcc: New architecture switch: z9-ec.
15561 * config/s390/s390.h (processor_flags): PF_DFP added.
15562 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
15563 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
15564 when the bit is NOT set so remove it from the defaults.
15566 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15568 * genemit.c (main): Print include statement for dfp.h.
15569 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
15572 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15574 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
15576 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
15579 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
15580 instead of PATTERN.
15582 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15584 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
15585 attr_length_call, output_call, output_indirect_call): Cleanup
15586 formatting of targetm calls.
15588 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15590 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
15592 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15594 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
15595 reservation, bypass and anti-bypass descriptions for these
15596 instructions. Update move patterns.
15597 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
15600 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
15602 * tree-vect-transform.c (get_initial_def_for_induction): Replace
15603 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
15604 (get_initial_def_for_reduction): Likewise.
15606 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
15608 Fix PR tree-optimization/29922
15609 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
15610 (get_representative): Removed.
15611 (value_dies_in_block_x): Update for rvuse removal.
15612 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
15613 (compute_antic_aux): Handle when PHI nodes appear in
15614 non-single-successors.
15615 (dump_bitmap_of_names): Removed.
15616 (compute_antic_safe): Renamed and removed rvuse calculation.
15617 Calculate only antic safe.
15618 (insert_into_preds_of_block): Remove assert.
15619 (execute_pre): Update for renamed functions.
15620 (defer_or_phi_translate_block): New function.
15622 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15624 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
15625 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
15627 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
15628 Follow spelling conventions.
15630 * tree-data-ref.h: Remove the prototype for analyze_array.
15632 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
15634 PR tree-optimization/31041
15635 * tree-vect-transform.c (get_initial_def_for_induction): Call
15636 force_gimple_operand.
15638 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
15640 * ipa-type-escape.c (look_for_casts) : Revert code to use
15641 handled_component_p due to ada test a-numaux.adb.
15643 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15645 * final.c (final_scan_insn): Alter the condition of a
15646 conditional trap if we have nonstandard CC.
15648 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15650 * configure.ac: Remove excess quoting from asm line 0 test.
15651 * configure: Rebuilt.
15653 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15655 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
15656 * c-common.c (convert_and_check): Move warning logic to...
15657 (warnings_for_convert_and_check): ...here. Define.
15658 * c-common.h (warnings_for_convert_and_check): Declare.
15660 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15662 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
15663 (output_call): Likewise.
15665 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15667 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
15669 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15671 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
15673 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
15675 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
15676 opteron, athlon-64 and athlon-fx processor_alias_table entries.
15678 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
15680 PR tree-optimization/31183
15681 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15682 Use double_int instead of unsigned int for representing access_strides.
15683 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
15685 2007-03-16 Richard Guenther <rguenther@suse.de>
15687 PR tree-optimization/31146
15688 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
15689 to allow recursion of forward_propagate_addr_expr.
15690 (forward_propagate_addr_into_variable_array_index): Likewise.
15691 (forward_propagate_addr_expr): Likewise.
15692 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15693 (forward_propagate_addr_expr_1): Recurse on simple copies
15694 instead of propagating into them. Do so for useless conversions
15696 (forward_propagate_addr_expr): Clean up unused statements after
15699 2007-03-16 Richard Guenther <rguenther@suse.de>
15701 * builtins.c (expand_builtin_cexpi): Use the right argument
15702 for the expansion via cexp.
15704 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15706 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
15707 * configure: Rebuilt.
15709 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15712 * dwarf2out.c (force_type_die): Adjust comment.
15713 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
15715 2007-03-15 DJ Delorie <dj@redhat.com>
15717 * config/frv/predicates.md (minmax_operator): Don't check operands
15720 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15722 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
15723 Update constant estimates of number of iterations.
15724 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
15725 argument renamed to "realistic".
15726 (compute_estimated_nb_iterations): Removed.
15727 (record_niter_bound): New function.
15728 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
15729 call record_nonwrapping_iv with upper = false.
15730 (infer_loop_bounds_from_signedness): Pass upper argument to
15731 record_nonwrapping_iv.
15732 (estimate_numbers_of_iterations_loop): Do not call
15733 compute_estimated_nb_iterations. Record estimate based on profile
15734 information. Initialize the constant estimates of number of
15736 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
15738 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
15739 number of iterations is too small.
15740 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
15741 (EST_NOT_AVAILABLE): Removed.
15742 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
15743 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
15746 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15748 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
15749 Handle NE_EXPR guards.
15751 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15754 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
15755 Set also -pedantic-errors by default for the preprocessor unless
15756 -fpermissive is given.
15758 2007-03-15 Richard Guenther <rguenther@suse.de>
15760 PR middle-end/29719
15761 PR middle-end/31161
15762 * builtins.c (expand_builtin_cexpi): As a fallback if we
15763 don't have builtins for sincos or cexp create a function
15764 declaration for cexp and expand to a call to that.
15765 (expand_builtin_int_roundingfn): Always fall
15766 back to floor/ceil and its variants even if they may be
15769 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
15771 PR middle-end/31159
15772 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
15773 jump tables, move the call to delete_dead_jumptables from here...
15774 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
15775 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
15776 don't allow merging of blocks that try_redirect_by_replacing_jump
15777 also does not handle when not optimizing.
15779 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15780 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15782 * config/i386/i386.md (x86_sahf_1): Correctly handle
15785 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15788 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
15789 x86_64_general_operand as operand[2] predicate. Remove "iF"
15790 from operand constraints and use "e" constraint instead.
15791 (*subti3_1, *subti3_1 splitter): Ditto.
15792 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
15793 operand[1] predicate.
15795 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
15797 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
15798 arrays, multiply the access strides by the size of the sub-array.
15799 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
15801 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15803 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
15804 the configured assembler supports the sahf mnemonic.
15805 * configure: Regenerate.
15806 * config.in: Regenerate.
15808 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
15809 emit "sahf" or ".byte\t0x9e" as asm template.
15811 2007-03-14 Michael Meissner <michael.meissner@amd.com>
15814 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
15815 option to replace hard coded TARGET_xxx in md file.
15816 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
15817 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15818 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
15819 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
15820 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
15821 (X86_TUNE_NOT_VECTORMODE): Ditto.
15822 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
15823 (TUNE_AVOID_VECTOR_DECODE): Ditto.
15824 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15825 (TUNE_SLOW_IMUL_IMM8): Ditto.
15826 (TUNE_MOVE_M1_VIA_OR): Ditto.
15827 (TUNE_NOT_UNPAIRABLE): Ditto.
15828 (TUNE_NOT_VECTORMODE): Ditto.
15830 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
15833 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
15834 tuning options instead of hard coded TARGET_xxx.
15835 (fix ssemode peephole2's): Ditto.
15836 (imul peephole2's): Ditto.
15838 (movdi_or_rex64): Ditto.
15839 (move peephole2): Ditto.
15840 (not peephole2's): Ditto.
15842 2007-03-14 Dirk Mueller <dmueller@suse.de>
15844 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
15845 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
15846 * c-parser.c (c_parser_if_body): Always add an empty statement in case
15848 * c-parser.c (c_parser_do_statement): Warn about empty body in
15849 do/while statement.
15850 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
15851 * doc/invoke.texi (-Wempty-body): Update documentation.
15853 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15856 * c-common.h (warn_for_div_by_zero): Declare.
15857 * c-common.c (warn_for_div_by_zero): Define.
15858 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
15861 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15863 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
15864 to PREFIX and STANDARD_PREFIX.
15866 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15867 Phil Edwards <phil@codesourcery.com>
15869 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
15870 (__gthread_once_t): Remove busy field for RTPs.
15871 (__GTHREAD_ONCE_INIT): Update accordingly.
15873 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15875 * doc/invoke.texi: Document VxWorks options.
15877 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15879 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
15881 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
15883 PR tree-optimization/30590
15884 * tree-nrv.c (tree_nrv): Check for the partial update of the
15887 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15889 * flags.h (flag_random_seed): Remove declaration, in favor of...
15890 * toplev.h (get_random_seed, set_random_seed): ... these.
15891 * tree.c (get_file_function_name): Use the former.
15892 * opts.c (common_handle_option): Use the latter.
15895 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
15897 PR middle-end/31127
15898 * cse.c (cse_find_path): Do not bail out if a basic block that
15899 we already visited now becomes part of a path that starts at a
15900 different basic block. Just disallow this, to make sure we
15901 visit each basic block at most once.
15903 2007-03-13 Jan Hubicka <jh@suse.cz>
15905 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
15906 attributes, when profile esitmate is present, calls with very low
15907 frequency are cold.
15909 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
15911 PR tree-optimization/30730
15912 PR tree-optimization/26900
15913 * tree-ssa-loop-niter.c: Include gmp.h.
15914 (bounds): New type.
15915 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
15916 split_to_var_and_offset, determine_value_range,
15917 bound_difference_of_offsetted_base, refine_bounds_using_guard,
15918 bound_difference, bounds_add, bounds_negate,
15919 number_of_iterations_ne_max, dump_affine_iv): New functions.
15920 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
15921 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
15922 difference of initial and final value of control iv to validate
15924 (number_of_iterations_cond): Add loop parameter. Determine bounds
15925 on the difference of the extremes of the control iv. Add dumps.
15926 (expand_simple_operations): Handle phi nodes.
15927 (simplify_using_initial_conditions): Do not record used conditions.
15928 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
15929 Do not set additional_info.
15930 (implies_nonnegative_p, implies_ge_p): Removed.
15931 (derive_constant_upper_bound): Do not use parameter `additional'.
15932 (record_estimate): Parameter `additional' removed. Parameter
15933 `i_bound' added. Do not call derive_constant_upper_bound.
15934 (record_nonwrapping_iv): Use derive_constant_upper_bound to
15935 bound the number of iterations estimate.
15936 (estimate_numbers_of_iterations_loop): Pass the estimate from
15937 the number of iterations analysis to record_estimate.
15938 * tree.h (multiple_of_p): Declare.
15939 * tree-scalar-evolution.c (expression_expensive_p): Removed.
15940 (scev_const_prop): Do not check expression_expensive_p.
15941 * fold-const.c (multiple_of_p): Exported.
15942 * double-int.c (double_int_mask): Exported.
15943 * double-int.h (double_int_mask): Declare.
15944 * tree-flow.h (struct tree_niter_desc): Removed additional_info
15945 field. Added max field.
15947 2007-03-13 David Taylor <taylor@candd.org>
15950 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
15953 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15956 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
15957 two unamed patterns.
15959 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
15961 * config/i386/i386.opt (mcx16, msahf): New options.
15962 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
15963 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
15965 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
15966 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
15967 Output -mcx16 and -msahf options when corresponding bit is set.
15969 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
15970 and -msahf options.
15972 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15974 * configure.ac: Test for assembler tolerance to # 0 "".
15975 * configure, config.in: Rebuilt.
15976 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
15978 2007-03-13 Geoffrey Keating <geoffk@apple.com>
15980 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
15982 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
15983 (handle_syscall): Handle direct system calls.
15984 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
15986 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15988 * doc/invoke.texi: Fix cpp.info cross-reference.
15989 * doc/passes.texi: Fix gcc.info cross-reference.
15991 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
15993 PR tree-optimization/30835
15994 * lambda-code.c (can_convert_to_perfect_nest): Check whether
15995 bb_for_stmt is not NULL before accessing it.
15997 2007-03-12 Joseph Myers <joseph@codesourcery.com>
15999 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
16002 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16005 * doc/install.texi: Document --enable-stage1-languages
16007 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
16009 * tree-pass.h (pass_into_cfg_layout_mode,
16010 pass_outof_cfg_layout_mode): Declare.
16011 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
16012 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
16013 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
16014 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
16016 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
16018 * c-decl.c (warn_variable_length_array): New function.
16019 Refactored from grokdeclarator to handle warn_vla
16020 and handle unnamed array case.
16021 (grokdeclarator): Refactored VLA warning case.
16022 * c.opt (Wvla): New flag.
16023 * doc/invoke.texi (Wvla): New warning.
16025 2007-03-12 Richard Henderson <rth@redhat.com>
16027 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
16028 (TARGET_SECTION_TYPE_FLAGS): New.
16030 2007-03-12 Richard Henderson <rth@redhat.com>
16032 * config/darwin.c (machopic_reloc_rw_mask): New.
16033 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
16034 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
16036 2007-03-12 Mark Mitchell <mark@codesourcery.com>
16038 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
16039 * cppdefault.h (cpp_PREFIX): Document.
16040 (cpp_PREFIX_len): Likewise.
16041 (cpp_EXEC_PREFIX): New variable.
16042 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
16043 * c-incpath.c (add_standard_paths): Correct logic for relocating
16044 paths within prefix.
16046 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
16048 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
16049 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
16051 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
16052 fix_truncdfdi_sse using SSEMODEF mode macro.
16053 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
16054 fix_truncdfsi_sse using SSEMODEF mode macro.
16055 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
16056 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
16058 2007-03-12 Richard Sandiford <richard@codesourcery.com>
16060 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
16061 elfos.h to tm_file.
16063 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
16065 * tree.h : Add multiple_of_p declaration.
16066 * fold-const.c (multiple_of_p): Make multiple_of_p public.
16067 * ipa-type-escape.c (results_of_malloc): Redundant.
16068 (visited_stmts): New. Visited stmt for walk_use_def_chains.
16069 (cast_type): Extended with new members.
16070 (check_cast): Returns cast_type.
16071 (cast): New structure for data of walk_use_def_chains.
16072 (is_malloc_result, is_cast_from_non_pointer_1,
16073 is_cast_from_non_pointer,
16074 is_array_access_through_pointer_and_index): New functions.
16075 (look_for_casts): Returns cast types.
16076 (check_call): Returns void.
16077 (okay_pointer_operation): Use support of pointer plus index,
16078 pointer plus constant and allow all multiplications.
16080 2007-03-11 Richard Guenther <rguenther@suse.de>
16082 PR tree-optimization/31115
16083 * tree-vrp.c (extract_range_from_binary_expr): Make sure
16084 the shift count is positive and non-anti-range for RSHIFT_EXPR.
16085 A shift count of zero is not special as with *_DIV_EXPR.
16086 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
16089 2007-03-11 Ian Lance Taylor <iant@google.com>
16091 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
16092 the *_DIV_EXPR codes correctly with overflow infinities.
16094 2007-03-11 Ira Rosen <irar@il.ibm.com>
16096 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
16097 indicate success/failure of the analysis. Add negation to subtrahend
16098 in case of subtraction. Fail if both operands contain constants.
16099 (create_data_ref): Fail if analyze_offset fails.
16101 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
16103 * config/i386/i386.md (frndintxf2): Rename to ...
16104 (rintxf2): ... this. Remove expander having same name.
16105 (rintsf2, rintdf2): Implement using SSEMODEF macro.
16106 (roundsf2, rounddf2): Ditto.
16107 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
16108 (lround<mode>di2, lround<mode>si2): Ditto.
16110 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
16112 * lower-subreg.c: Include except.h.
16113 (decompose_multiword_subregs): Verify that the only control flow
16114 insns we can split are loads to multi-words pseudos.
16115 Handle breaking such blocks after splitting, instead of calling
16116 find_many_sub_basic_blocks.
16118 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
16119 on the new basic block. Add a lengthy comment explaining why we
16120 thought this was necessary.
16121 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
16123 2007-03-10 Mark Mitchell <mark@codesourcery.com>
16126 * tree.c (walk_type_fields): Recurse into the element type of
16127 ARRAY_TYPEs if there is a pointer set.
16129 2007-03-10 Dirk Mueller <dmueller@suse.de>
16131 * c-common.c (warn_logical_operator): Fix condition.
16133 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
16135 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
16137 * config/darwin.c (machopic_select_section): Remove superfluous
16138 argument in call to categorize_decl_for_section. Remove unused
16141 2007-03-10 Joseph Myers <joseph@codesourcery.com>
16143 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
16145 * configure: Regenerate.
16147 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
16150 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
16151 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
16152 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
16153 Add LABEL_NUSES to emitted label.
16154 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
16155 branch probability value to emitted jump insn.
16156 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
16157 Do not check life information and do not re-arrange input operands
16158 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
16160 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16162 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
16163 the change of decode_asm_operands.
16165 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16167 * mode-switching.c (create_pre_exit): Skip blockage insn.
16169 2007-03-09 Diego Novillo <dnovillo@redhat.com>
16171 * tree-pass.h (TODO_update_smt_usage): Remove.
16173 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
16177 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16179 * pa.c (attr_length_call): Revise condition for long
16180 pc-relative branch.
16181 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
16182 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
16183 sequence on SOM target.
16185 2007-03-09 Geoffrey Keating <geoffk@apple.com>
16187 * gcc.c: Document %{, in big comment at top.
16188 (input_suffix_matches): Remove special handling for .s and
16190 (input_spec_matches): New.
16191 (handle_braces): Handle %{,.
16192 (validate_switches): ',' indicates a value which is not a switch.
16193 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
16194 to detect assembler input.
16195 * config/i386/sol2.h (CPP_SPEC): Likewise.
16196 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
16197 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
16198 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
16199 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
16200 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
16201 -m64 causes deployment target to default to 10.5.
16202 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16204 2007-03-09 Richard Henderson <rth@redhat.com>
16207 * target.h (targetm.asm.out.reloc_rw_mask): New.
16208 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
16209 (TARGET_ASM_OUT): Use it.
16210 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
16211 * varasm.c (categorize_decl_for_section): Remove shlib argument;
16212 use the new reloc_rw_mask target hook instead.
16213 (default_section_type_flags_1): Merge into...
16214 (default_section_type_flags): ... here.
16215 (decl_readonly_section_1): Merge into...
16216 (decl_readonly_section): ... here.
16217 (default_elf_select_section_1): Merge into...
16218 (default_elf_select_section): ... here.
16219 (default_unique_section_1): Merge into...
16220 (default_unique_section): ... here.
16221 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
16222 (default_select_rtx_section): Use it.
16223 (default_elf_select_rtx_section): Likewise.
16224 * output.h: Update to match.
16225 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
16226 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
16227 (TARGET_ASM_RELOC_RW_MASK): New.
16228 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
16229 to categorize_decl_for_section.
16230 (x86_64_elf_unique_section): Likewise.
16231 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
16232 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
16233 (TARGET_ASM_RELOC_RW_MASK): New.
16234 * config/ia64/ia64.c (ia64_rwreloc_select_section,
16235 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
16236 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
16237 (TARGET_RWRELOC): Remove.
16238 (ia64_section_type_flags): Adjust call to default_section_type_flags.
16239 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16240 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
16241 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
16242 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
16243 (rs6000_xcoff_select_section): Use decl_readonly_section.
16244 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
16245 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16246 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
16247 (TARGET_SECTION_TYPE_FLAGS): Remove.
16248 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
16250 2007-03-09 Roger Sayle <roger@eyesopen.com>
16252 * fold-const.c (fold_comparison): Remove compile-time evaluation of
16253 complex constant equality/inequality comparisons for here.
16254 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
16255 known at compile-time or can be simplified to a scalar comparison.
16256 (fold_relational_const): Move compile-time evaluation of complex
16257 constant equality/inequality comparisons to here.
16259 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16261 PR rtl-optimization/30643
16262 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
16264 (fold_rtx): Recurse, like before 2006-11-03.
16266 2007-03-09 DJ Delorie <dj@redhat.com>
16268 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
16271 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
16273 PR tree-optimization/30375
16274 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
16275 LHS of statements is not the same.
16276 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
16278 2007-03-09 Chao-ying Fu <fu@mips.com>
16280 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
16282 * doc/invoke.texi (-mdspr2): Document new option.
16283 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
16284 New unspec for DSP REV 2.
16285 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
16286 these instructions are extended in DSP REV 2.
16287 (mips-dspr2.md): Include.
16288 * config/mips/mips.opt (mdspr2): New option.
16289 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
16290 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
16291 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
16292 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
16293 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
16294 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
16295 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
16297 (bdesc_map): Add one field of unsupported_target_flags.
16298 (bdesc_arrays): Update entries to have extra fields. Add
16300 (mips_init_builtins): Initialize new function types.
16301 Check unsupported_target_fileds to filter out builtins.
16302 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
16304 (ASM_SPEC): Pass mdspr2 to the assembler.
16305 * config/mips/mips-dspr2.md: New file.
16307 2007-03-09 Sa Liu <saliu@de.ibm.com>
16309 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
16311 2007-03-09 Ian Lance Taylor <iant@google.com>
16313 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
16314 argument) like -Wstrict-overflow=2.
16315 * doc/invoke.texi (Warning Options): Update documentation.
16317 2007-03-09 Dirk Mueller <dmueller@suse.de>
16320 * doc/invoke.texi (-Wlogical-op): Document.
16321 * common.opt (-Wlogical-op): New.
16322 * c-common.h (warn_logical_operator): Declare.
16323 * c-common.c (warn_logical_operator): Define.
16324 * c-typeck.c (parser_build_binary_op): Call
16325 warn_logical_operator.
16327 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16329 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
16330 * final.c (final_scan_insn): Test for non-"" file name.
16332 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
16334 * doc/loop.texi: Document the Omega linear constraints solver.
16335 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
16336 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
16337 omega-hash-table-size, omega-max-keys, and
16338 omega-eliminate-redundant-constraints.
16339 * tree-pass.h (pass_check_data_deps): Declared.
16342 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
16343 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
16344 pass_check_data_deps): New.
16345 * tree-data-ref.c (init_data_ref): Remove declaration.
16346 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
16347 (analyze_array): Renamed init_array_ref, move up initializations.
16348 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
16349 Removed arguments that are set to NULL.
16350 (analyze_indirect_ref): Correct indentation, correct call to
16352 (object_analysis): Call init_array_ref instead of analyze_array.
16353 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
16354 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
16355 of DR_ACCESS_FNS_ADDR.
16356 (init_omega_eq_with_af, omega_extract_distance_vectors,
16357 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
16358 ddr_consistent_p): New.
16359 (compute_affine_dependence): Check consistency of ddrs when
16360 flag_check_data_deps is passed.
16361 (analyze_all_data_dependences): Uncomment.
16362 (tree_check_data_deps): New.
16363 * tree-data-ref.h: Include omega.h.
16364 (DR_ACCESS_FNS_ADDR): Removed.
16365 (data_dependence_relation): Add inner_loop.
16366 (DDR_INNER_LOOP): New.
16367 * common.opt (fcheck-data-deps): New.
16368 * tree-flow.h (tree_check_data_deps): Declare.
16369 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
16370 (OBJS-common): Depend on omega.o.
16372 * passes.c (pass_check_data_deps): Scheduled.
16373 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
16374 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
16375 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
16376 PARAM_VECT_MAX_VERSION_CHECKS,
16377 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
16379 2007-03-09 Richard Guenther <rguenther@suse.de>
16381 PR tree-optimization/30904
16382 PR middle-end/31058
16383 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
16384 the same way as *_DIV_EXPR.
16386 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16388 * recog.c (decode_asm_operands): No mixed declarations and code.
16390 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16392 * rtl.def (ASM_INPUT): Add location.
16393 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
16394 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
16395 (decode_asm_operands): Add loc operand.
16396 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
16397 * stmt.c (expand_asm): Rename to...
16398 (expand_asm_loc): ... this. Add locus argument. Pass it on to
16399 gen_rtx_ASM_INPUT_loc.
16400 (expand_asm_expr): Adjust.
16401 * recog.c (decode_asm_operands): Add loc operand.
16402 (check_asm_operands, extract_insn): Adjust.
16403 * reload1.c (maybe_fix_stack_asms): Likewise.
16404 * final.c (asm_insn_count): Likewise.
16405 (final_scan_insn): Output # line before and after asm.
16407 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
16409 * tree-ssa-structalias.c (variable_info): Remove
16411 (new_var_info): Ditto.
16412 (shared_bitmap_info_t): New structure.
16413 (shared_bitmap_table): New variable.
16414 (shared_bitmap_hash): New function.
16415 (shared_bitmap_eq): Ditto
16416 (shared_bitmap_lookup): Ditto.
16417 (shared_bitmap_add): Ditto.
16418 (merge_smts_into): Change to take bitmap directly.
16419 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
16420 (init_alias_vars): Init shared bitmap hashtable.
16421 (delete_points_to_sets): Delete shared bitmap hashtable.
16422 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
16423 is_aliased removal as a change that was still necessary was
16426 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
16428 * config/i386/i386.h (override_options): Conditionally disable
16429 x86_sahf for 64bit targets only.
16431 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
16434 * c-decl.c (merge_decls): Don't call make_var_volatile.
16435 * varasm.c (make_var_volatile): Remove.
16436 * output.h (make_var_volatile): Remove.
16438 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
16440 PR tree-optimization/31085
16441 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
16443 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16445 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
16446 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
16447 ATTR_CONST_NOTHROW_LIST.
16449 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
16452 2007-03-08 Diego Novillo <dnovillo@redhat.com>
16454 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
16456 2007-03-08 Geoffrey Keating <geoffk@apple.com>
16459 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
16461 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
16462 passed, use shared libgcc.
16464 2007-03-08 Roger Sayle <roger@eyesopen.com>
16466 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
16467 instead of calling build2 with a GIMPLE_MODIFY_STMT.
16468 (honor_protect_cleanup_actions, lower_try_finally_switch):
16470 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
16471 ifc_temp_var): Likewise.
16472 * tree-inline.c (setup_one_parameter): Likewise.
16473 * tree-mudflap.c (mf_decl_cache_locals,
16474 mf_build_check_statement_for): Likewise.
16475 * tree-nested.c (init_tmp_var, save_tmp_var,
16476 finalize_nesting_tree_1): Likewise.
16477 * tree-outof-ssa.c (insert_copy_on_edge,
16478 insert_backedge_copies): Likewise.
16479 * tree-profile.c (tree_gen_edge_profiler,
16480 tree_gen_ic_profiler): Likewise.
16481 * tree-scalar-evolution.c (scev_const_prop): Likewise.
16482 * tree-sra.c (sra_build_assignment): Likewise.
16483 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
16484 * tree-ssa-math-opts.c (insert_reciprocals,
16485 execute_cse_sincos_1): Likewise.
16486 * tree-tailcall.c (adjust_accumulator_values,
16487 adjust_return_value): Likewise.
16488 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
16489 * tree-vect-transform.c (vect_create_data_ref_ptr,
16490 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
16491 vect_create_epilog_for_reduction, vectorizable_reduction,
16492 vectorizable_call, vectorizable_conversion,
16493 vectorizable_assignment, vectorizable_operation,
16494 vectorizable_type_demotion, vect_gen_widened_results_half,
16495 vect_permute_store_chain, vectorizable_store,
16496 vect_setup_realignment, vect_permute_load_chain,
16497 vectorizable_load, vectorizable_condition,
16498 vect_create_cond_for_align_checks): Likewise.
16499 * tree-vrp.c (build_assert_expr_for): Likewise.
16501 2007-03-08 Ian Lance Taylor <iant@google.com>
16503 * tree-vrp.c: Include "intl.h".
16504 (usable_range_p): New static function.
16505 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
16506 overflowed values, juts set *strict_overflow_p.
16507 (compare_values): Only return -2 if one of the operands is not a
16509 (compare_ranges): Call usable_range_p.
16510 (compare_range_with_value): Likewise.
16511 (vrp_evaluate_conditional_warnv): Rename from
16512 vrp_evaluate_conditional. Make static. Change all callers.
16513 (vrp_evaluate_conditional): New function.
16514 (simplify_div_or_mod_using_ranges): Issue warning about reliance
16515 on signed overflow.
16516 (simplify_abs_using_ranges): Likewise.
16517 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
16518 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
16519 within_stmt parameter.
16520 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16521 vrp_evaluate_conditional.
16522 * tree-ssa-threadedge.c
16523 (record_temporary_equivalences_from_stmts_at_dest): Change
16524 simplify parameter to take a second tree parameter.
16525 (simplify_control_stmt_condition): Likewise.
16526 (thread_across_edge): Likewise.
16527 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16528 (thread_across_edge): Likewise.
16529 * Makefile.in (tree-vrp.o): Depend upon intl.h.
16531 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
16533 * config/i386/i386.h (TARGET_SAHF): New define.
16534 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
16535 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
16536 (x86_sahf): New global variable.
16537 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
16538 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
16539 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
16540 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
16542 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
16543 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
16544 when expanding fcomi/sahf based tests.
16545 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
16546 expanding sahf based alternative. Emit sahf based sequence when
16547 optimizing for code size.
16548 * config/i386/i386.md (x86_sahf_1): Do not disable for
16549 TARGET_64BIT, enable for TARGET_SAHF.
16551 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
16553 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
16554 spurious whitespace from error message.
16556 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
16559 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
16561 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
16563 * c-decl.c (grokdeclarator): Disable warnings for anonymous
16565 * tree-sra.c (instantiate_element): Propagate disabled warnings
16566 from the element itself to the created variable.
16568 2007-03-07 Richard Henderson <rth@redhat.com>
16571 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
16572 silently fix up the stack in the case of a missing register.
16574 2007-03-07 Paul Brook <paul@codesourcery.com>
16576 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
16578 2007-03-07 Joseph Myers <joseph@codesourcery.com>
16580 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
16582 (phase1_vrs): Use them.
16583 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
16584 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
16585 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
16586 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
16587 __gnu_Unwind_Restore_WMMXC if required.
16588 (_Unwind_VRS_Pop): Implement iWMMXt support.
16589 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
16590 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
16591 gnu_Unwind_Save_WMMXC): Define.
16593 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16595 * config/vxworks.h (vxworks_override_options): Declare.
16596 (VXWORKS_OVERRIDE_OPTIONS): Use it.
16597 * config/vxworks.c: Include target.h and toplev.h.
16598 (vxworks_override_options): New function.
16599 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
16601 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
16603 * config/s390/s390.c (override_options): Don't emit an error when
16604 -mstack-size is used without providing -mstack-guard.
16605 (s390_emit_prologue): Choose stack_guard value automatically if not
16606 provided via command line.
16607 * doc/invoke.texi: Adjust description of -mstack-guard and
16610 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16612 * config/i386/i386.c (output_set_got): Add a GOT initialization
16613 sequence for VxWorks PIC.
16614 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
16615 around labels as well as symbols. Use gotoff_operand instead
16616 of local_symbolic_operand.
16617 (legitimize_pic_address): Use gotoff_operand instead of
16618 local_symbolic_operand. Use @GOT accesses for labels as
16620 (ix86_output_addr_diff_elt): Use PC-relative rather than
16621 GP-relative offsets for VxWorks PIC.
16622 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
16623 no_new_pseudos. Check whether the returned register is op0.
16624 * config/i386/i386.md (tablejump): Use PC-relative rather than
16625 GP-relative offsets for VxWorks PIC.
16626 * config/i386/predicates.md (gotoff_operand): New predicate.
16628 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16630 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
16632 * config/vxworks-dummy.h: New file.
16633 * config/i386/i386.h: Include it.
16635 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
16637 * dwarf2out.c (is_inlined_entry_point): New
16638 (add_high_low_attributes): Emit DW_AT_entry_pc along with
16639 DW_AT_ranges if the first subblock is the entry point.
16641 2007-03-06 David Daney <ddaney@avtrex.com>
16643 * doc/install.texi (mips-*-*): Change recommended binutils
16646 2007-03-06 Anatoly Sokolov <aesok@post.ru>
16648 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
16649 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
16651 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16652 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16654 2007-03-06 Jan Hubicka <jh@suse.cz>
16656 * errors.h (warning, error, fatal, internal_error): Mark as cold.
16657 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
16659 (probably_cold_bb_p): Cold functions are cold.
16660 (probably_never_executed_bb_p): Cold functions are cold.
16661 (tree_bb_level_predictions): Predict calls to cold functions as not
16663 (compute_function_frequency): Check hot/cold attributes.
16664 * function.h (function_frequency): Update comments.
16665 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
16666 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
16667 (c_common_att): Add cold and hot.
16669 * doc/extend.texi (hot,cold attributes): Document.
16671 2007-03-06 Andrew Haley <aph@redhat.com>
16673 * function.c (expand_function_end): Move blockage to just after we
16674 emit the label for the naked return from the function.
16676 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16678 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
16681 2007-03-06 Jan Hubicka <jh@suse.cz>
16683 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
16684 loaded for constant large models. Non-large 64bit PIC can do.
16685 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
16686 * cmodel.h: Add LARGE PIC.
16687 * i386.md (UNSPEC_PLTOFF): New.
16688 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
16690 (*call_1_rex64): Disable for large models.
16691 (*call_1_rex64_large): New.
16692 (*call_value_1_rex64): Disable for large models.
16693 (*call_value_1_rex64_large): New.
16694 (set_rip_rex4): New.
16695 (set_got_offset_rex64): New.
16696 * predicates.md (constant_call_address_operand): For large model
16697 constant calls are not possible.
16698 * i386-protos.h (construct_plt_address): Declare.
16699 * i386.c (override_options): Accept large models.
16700 (ix86_expand_prologue): Expand large PIC GOT pointer load.
16701 (legitimate_constant_p): Add new UNSPECs.
16702 (legitimate_pic_operand_p): Likewise.
16703 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
16704 (legitimize_pic_address): Do easy RIP relative way for TLS only for
16706 (output_pic_addr_const): Add PLTOFF.
16707 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
16708 (ix86_expand_move): Legitimize pic address when in PIC mode.
16709 (construct_plt_address): New function.
16710 (ix86_expand_call): Offload the address to register and use GOT
16711 pointer for large model.
16712 * invoke.texi (mcmodel=large): Update documentation.
16714 2007-03-06 Richard Henderson <rth@redhat.com>
16716 * config/i386/i386.c (x86_use_leave, x86_push_memory,
16717 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
16718 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
16719 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
16720 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
16721 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
16722 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
16723 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
16724 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
16725 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
16726 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16727 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
16728 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16729 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16730 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
16731 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
16732 x86_schedule, x86_use_bt, x86_pad_returns,
16733 x86_use_xchgb): Merge into ...
16734 (ix86_tune_features): ... here. New array.
16735 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16736 x86_bswap): Merge into ...
16737 (ix86_arch_features): ... here. New array.
16738 (x86_3dnow_a): Remove.
16739 (x86_accumulate_outgoing_args): Make static.
16740 (x86_arch_always_fancy_math_387): Make static.
16741 (ix86_tune_mask, ix86_arch_mask): Move ...
16742 (override_options): ... to local variables here. Apply the
16743 appropriate mask to each element of ix86_arch_features and
16744 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
16745 as were done in the old macros.
16746 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
16747 * config/i386/i386.h (x86_use_leave, x86_push_memory,
16748 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
16749 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
16750 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
16751 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
16752 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
16753 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
16754 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
16755 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
16756 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
16757 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16758 x86_accumulate_outgoing_args, x86_prologue_using_move,
16759 x86_epilogue_using_move, x86_decompose_lea,
16760 x86_arch_always_fancy_math_387, x86_shift1,
16761 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16762 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16763 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
16764 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16765 x86_use_incdec, x86_pad_returns, x86_bswap,
16766 x86_partial_flag_reg_stall): Remove.
16767 (enum ix86_tune_indices): New.
16768 (ix86_tune_features): New.
16769 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
16770 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
16771 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
16772 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
16773 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
16774 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
16775 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
16776 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
16777 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
16778 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
16779 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
16780 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
16781 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
16782 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
16783 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
16784 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
16785 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
16786 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
16787 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
16788 TARGET_EXT_80387_CONSTANTS): Use it.
16789 (enum ix86_arch_indices): New.
16790 (ix86_arch_features): New.
16791 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
16792 TARGET_BSWAP): Use it.
16793 (ix86_tune_mask, ix86_arch_mask): Remove.
16795 2007-03-06 Joseph Myers <joseph@codesourcery.com>
16798 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
16799 Define using $${sysroot_headers_suffix}.
16800 * configure: Regenerate.
16801 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
16802 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
16804 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
16805 * gcc.c (print_sysroot_headers_suffix): New.
16806 (option_map): Include --print-sysroot-headers-suffix.
16807 (display_help): Mention -print-sysroot-headers-suffix.
16808 (process_command): Handle -print-sysroot-headers-suffix.
16809 (do_spec_1): Append multilib directory to include-fixed path if
16810 sysroot suffixes in use.
16811 (main): Handle -print-sysroot-headers-suffix.
16812 * Makefile.in (start.encap): Don't depend on xlimits.h
16813 (xlimits.h): Remove.
16814 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
16815 limits.h for each multilib in fixinc_list.
16816 (fixinc_list, s-fixinc_list): New.
16817 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
16818 generate them for each multilib in fixinc_list.
16819 (stmp-fixproto): Use include-fixed. Run fixproto for each
16820 multilib in fixinc_list.
16821 (mostlyclean): Don't remove xlimits.h.
16822 (clean): Remove include-fixed.
16823 (real-install-headers-tar, real-install-headers-cpio,
16824 real-install-headers-cp): Don't copy include, only include-fixed.
16825 (install-mkheaders): Depend on fixinc_list. Don't depend on
16826 xlimits.h. Save limits.h files for each multilib in fixinc_list.
16827 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
16828 SYSTEM_HEADER_DIR setting in mkheaders.conf.
16830 2007-03-06 Jan Hubicka <jh@suse.cz>
16832 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
16835 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16837 * configure.ac: Allow tm_file to contain build-directory files.
16838 * configure: Regenerate.
16839 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
16840 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
16841 * config/m68k/print-sysroot-suffix.sh: New file.
16843 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16845 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
16846 of pic_offset_table_rtx if reload_completed.
16847 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
16848 PIC_OFFSET_TABLE_REGNUM.
16849 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
16851 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
16852 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
16854 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16856 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16857 functions that call eh_return.
16859 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16861 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16862 functions that need a constant pool.
16864 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16867 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
16868 (m68k_preferred_reload_class): Likewise.
16869 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
16870 (SECONDARY_RELOAD_CLASS): Define.
16871 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
16872 (LIMIT_RELOAD_CLASS): Delete.
16873 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
16874 registers from storing bytes.
16875 (m68k_secondary_reload_class): New function.
16876 (m68k_preferred_reload_class): Likewise.
16878 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16880 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
16882 (m68k_expand_prologue): Likewise.
16884 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16886 * config/m68k/m68k-protos.h (output_sibcall): Declare.
16887 (mips_expand_epilogue): Add a bool parameter.
16888 (m68k_legitimize_sibcall_address): Declare.
16889 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
16890 (m68k_expand_epilogue): Add a parameter to select between sibling
16891 and normal epilogues. Only generate a return for the latter.
16892 (m68k_ok_for_sibcall_p): New function.
16893 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
16894 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
16895 (sibcall_value, *sibcall_value): Likewise.
16896 (*call, *call_value): Require !SIBLING_CALL_P.
16897 (epilogue): Update call to m68k_expand_epilogue.
16898 (sibcall_epilogue): New pattern.
16899 * config/m68k/predicates.md (const_call_operand): Say that this
16900 predicate applies to sibling calls too.
16901 (sibcall_operand): New predicate.
16903 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16905 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
16906 alternatives as movsi_cf.
16907 (movsf_cf_hard): Add commentary.
16909 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
16910 Richard Sandiford <richard@codesourcery.com>
16912 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
16913 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
16914 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
16915 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
16916 as being live on exit from an interrupt function.
16917 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
16918 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
16919 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
16920 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
16921 (m68k_interrupt_function_p): Globalize.
16922 (m68k_compute_frame_layout): Remove reverse mask code.
16923 (m68k_emit_movem, m68k_set_frame_related): New functions.
16924 (m68k_output_function_prologue): Delete in favor of...
16925 (m68k_expand_prologue): ...this new function.
16926 (m68k_output_function_epilogue): Delete in favor of...
16927 (m68k_expand_epilogue): ...this new function.
16928 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
16930 (print_operand): Handle %?.
16931 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
16932 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
16933 (prologue, epilogue): New patterns.
16934 (return): Turn into a define_expand.
16935 (*return): New pattern, derived from old "return" pattern. Use rte
16936 rather than rts for interrupt functions. Only use rtd if the pop
16938 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
16939 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
16940 (link, *link, unlink, *unlink, load_got): Likewise.
16942 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16946 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
16947 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
16948 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
16949 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
16950 and m68k_matches_u_p.
16951 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
16952 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
16953 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
16954 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
16955 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
16956 (REG_STRICT_P): New macro.
16957 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
16958 PCREL_GENERAL_OPERAND_OK.
16959 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
16960 m68k_legitimate_base_reg_p.
16961 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
16962 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
16963 (PIC_CASE_VECTOR_ADDRESS): Update comment.
16964 * config/m68k/m68k.c (m68k_address): New structure.
16965 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
16966 (m68k_decompose_index, m68k_legitimate_constant_address_p)
16967 (m68k_jump_table_ref_p, m68k_decompose_address)
16968 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
16969 (m68k_matches_u_p): New functions.
16970 (print_operand_address): Rewrite to use m68k_decompose_index.
16972 2007-03-05 David Taylor <dtaylor@emc.com>
16974 * gcc.c: Correct copyright date in --version output.
16976 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16978 * pa.md: In unamed move patterns, disparge copies between general
16979 and floating point registers using '?' modifier. Don't include 'f'
16980 constraint for register preferences in DImode, SImode, HImode and
16981 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
16982 Remove constraints for copies between general and floating registers
16983 in soft-float DFmode pattern.
16984 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
16988 2007-03-05 Mike Stump <mrs@apple.com>
16990 * c-common.c (targetcm): Add.
16991 * c-opts.c (c_common_handle_option): Handle language specific
16993 * opts.c (handle_option): Verify language for target options, if
16995 * opth-gen.awk: Add CL_LANG_ALL.
16996 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
16997 (TARGETCM_INITIALIZER): Add.
16998 * target.h (struct gcc_targetcm): Add.
17000 * targhooks.c (default_handle_c_option): Add.
17001 * targhooks.h (default_handle_c_option): Add.
17002 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
17004 * config/darwin.opt (iframework): Add.
17005 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
17006 * config/darwin-c.c (handle_c_option): Add.
17007 (TARGET_HANDLE_C_OPTION): Add.
17009 * doc/invoke.texi (Darwin Options): Add -iframework.
17011 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17013 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
17016 2007-03-05 Ian Lance Taylor <iant@google.com>
17018 * c.opt (fgnu89-inline): New option.
17019 * c-opts.c (c_common_post_options): Set default value for
17021 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
17022 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
17024 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
17025 (grokdeclarator, start_function): Likewise.
17026 * c-cppbuiltin.c (c_cpp_builtins): Define either
17027 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
17028 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
17029 (C Dialect Options): Document -fgnu89-inline.
17030 * doc/extend.texi (Function Attributes): Explain what the
17031 gnu_inline attribute does.
17032 * doc/cpp.texi (Common Predefined Macros): Document
17033 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17035 2007-03-05 Ian Lance Taylor <iant@google.com>
17037 PR tree-optimization/31034
17038 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
17039 half-range if the other side is an overflow infinity.
17041 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17043 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
17044 (bfin*-linux-uclibc*): New configuration.
17045 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
17047 * config/bfin/linux.h: New file.
17048 * config/bfin/libgcc-bfin.ver: New file.
17049 * config/bfin/t-bfin-uclinux: New file.
17050 * config/bfin/t-bfin-linux: New file.
17051 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
17052 (TARGET_OS_CPP_BUILTINS): New macro.
17054 2007-03-05 Richard Guenther <rguenther@suse.de>
17056 * fold-const.c (fold_binary): Remove duplicate folding
17057 of comparison of non-null ADDR_EXPR against null.
17059 2007-03-05 Richard Guenther <rguenther@suse.de>
17060 Dorit Nuzman <dorit@il.ibm.com>
17062 PR tree-optimization/26420
17063 * tree-vectorizer.c (vectorize_loops): Bail out early if there
17064 are no loops in the function. Only print the number of
17065 vectorized loops if it is greater than zero or we are supposed
17066 to print information about unvectorized loops.
17068 2007-03-05 Revital Eres <eres@il.ibm.com>
17070 * gcc.dg/var-expand1.c: New test.
17071 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
17072 when an accumulator is expanded.
17074 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17077 * c-common.c (convert_and_check): Don't give warnings for
17078 conversion if 'expr' already overflowed.
17080 2007-03-04 Roger Sayle <roger@eyesopen.com>
17082 PR middle-end/30744
17083 * fold-const.c (fold_comparison): Enforce type consistency when
17084 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
17086 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
17088 * tree-ssa-address.c (create_mem_ref): Do not put an expression
17089 containing a cast to the base of TARGET_MEM_REF.
17091 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
17093 * tree.c (tree_contains_struct_check_failed): Remove spurious
17094 whitespace from error message.
17096 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
17099 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
17100 instead of precision.
17102 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
17103 Nathan Sidwell <nathan@codesourcery.com>
17105 * emit-rtl.c (find_auto_inc): New.
17106 (try_split): recreate REG_INC notes,
17107 Use regular for loops rather than whiles.
17109 2007-03-03 Andreas Schwab <schwab@suse.de>
17111 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
17112 * configure: Regenerate.
17114 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17116 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
17117 flag_rounding_math, not flag_unsafe_math_optimizations.
17119 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
17121 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
17122 alpha_fold_vector_minmax): Likewise.
17123 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
17124 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
17126 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17128 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
17129 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
17130 if the lhs has side-effects.
17131 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
17133 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17135 * config/i386/i386.h (TUNEMASK): Remove define.
17136 (ARCHMASK): Remove define.
17137 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
17138 Use ix86_arch_mask variable instead of ARCHMASK.
17139 * config/i386/i386.c (override_options): Ditto.
17140 (standard_80387_constant_p): Ditto.
17142 2007-03-02 Ian Lance Taylor <iant@google.com>
17144 Used signed infinities in VRP.
17145 * tree-vrp.c (uses_overflow_infinity): New static function.
17146 (supports_overflow_infinity): New static function.
17147 (make_overflow_infinity): New static function.
17148 (negative_overflow_infinity): New static function.
17149 (positive_overflow_infinity): New static function.
17150 (is_negative_overflow_infinity): New static function.
17151 (is_positive_overflow_infinity): New static function.
17152 (is_overflow_infinity): New static function.
17153 (overflow_infinity_range_p): New static function.
17154 (compare_values_warnv): New function split out of compare_values.
17155 (compare_value): Call it.
17156 (set_value_range_to_nonnegative): Add overflow_infinity
17157 parameter. Change caller.
17158 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
17160 (vrp_expr_computes_nonzero): Likewise.
17161 (compare_ranges, compare_range_with_value): Likewise.
17162 (compare_name_with_value, compare_names): Likewise.
17163 (vrp_evaluate_conditional): Likewise.
17164 (set_value_range): Handle infinity
17165 (vrp_operand_equal_p, operand_less_p): Likewise.
17166 (extract_range_from_assert): Likewise.
17167 (vrp_int_const_binop): Likewise.
17168 (extract_range_from_binary_expr): Likewise.
17169 (extract_range_from_unary_expr): Likewise.
17170 (extract_range_from_comparison): Likewise.
17171 (extract_range_from_expr): Likewise.
17172 (dump_value_range): Likewise.
17173 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
17174 (test_for_singularity): Likewise.
17175 (vrp_int_const_binop): Remove inline qualifier.
17176 (adjust_range_with_scev): Add comment.
17177 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17179 2007-03-02 Diego Novillo <dnovillo@redhat.com>
17181 * tree-ssa-structalias.c (could_have_pointers): Tidy.
17182 (get_constraint_for): Likewise.
17183 (do_structure_copy): Likewise.
17184 (find_func_aliases): Fix references to MODIFY_EXPR.
17185 (intra_create_variable_infos): Tidy.
17186 * tree-ssa-operands.c (add_virtual_operand): Add argument
17188 When adding members of alias sets, if IS_CALL_SITE is true and
17189 the symbol is not call-clobbered, skip it.
17190 Adjust all callers.
17192 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17194 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
17195 entry by means of emit_insn_at_entry.
17197 2007-03-02 Richard Henderson <rth@redhat.com>
17199 * expr.h (promoted_input_arg): Remove decl.
17200 * function.c (promoted_input_arg): Merge into ...
17201 * combine.c (setup_incoming_promotions): ... only caller.
17202 Rearrange to avoid double loop.
17204 2007-03-02 Ben Elliston <bje@au.ibm.com>
17205 Peter Bergner <bergner@vnet.ibm.com>
17206 Janis Johnson <janis187@us.ibm.com>
17208 * config/rs6000/dfp.md: New file.
17209 * config/rs6000/rs6000.md: Include dfp.md.
17210 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
17211 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
17212 and TDmode decimal float modes in FP registers.
17213 (num_insns_constant): Likewise.
17214 (rs6000_legitimate_offset_address_p): Likewise.
17215 (rs6000_legitimize_address): Likewise.
17216 (rs6000_legitimize_reload_address): Likewise.
17217 (rs6000_legitimate_address): Likewise.
17218 (rs6000_emit_move): Likewise.
17219 (function_arg_boundary): Likewise.
17220 (function_arg_advance): Likewise.
17221 (rs6000_darwin64_record_arg_recurse): Likewise.
17222 (function_arg): Likewise.
17223 (rs6000_gimplify_va_arg): Likewise.
17224 (rs6000_split_multireg_move): Likewise.
17225 (rs6000_output_function_epilogue): Likewise.
17226 (rs6000_output_function_epilogue): Likewise.
17227 (rs6000_register_move_cost): Likewise.
17228 (rs6000_function_value): Likewise.
17229 (rs6000_libcall_value): Likewise.
17231 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17233 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
17235 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17237 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
17238 Use $MULTIDIR to choose between the kernel and RTP headers,
17239 and use $WIND_BASE and $WIND_USR to locate them.
17241 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17243 * config/i386/i386.c (override_options): Put initialization of
17244 ix86_tune_mask and ix86_arch_mask to the correct place.
17246 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17247 Michael Meissner <michael.meissner@amd.com>
17250 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
17251 (ARCHMASK): Define.
17252 (TARGET_CMOVE): Use ARCHMASK.
17253 (TARGET_CMPXCHG): Ditto.
17254 (TARGET_CMPXCHG8B): Ditto.
17255 (TARGET_XADD): Ditto.
17256 (TARGET_BSWAP): Ditto.
17257 * config/i386/i386.c (ix86_tune_mask): New global variable.
17258 (ix86_arch_mask): Ditto.
17259 (override_options): Initialize ix86_tune_mask and
17260 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
17263 2007-03-02 Ben Elliston <bje@au.ibm.com>
17266 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
17268 2007-03-02 Joseph Myers <joseph@codesourcery.com>
17270 * target.h (init_dwarf_reg_sizes_extra): New target hook.
17271 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
17272 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
17273 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
17275 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
17276 rs6000_init_dwarf_reg_sizes_extra): New.
17277 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
17278 SPE register high parts.
17280 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
17282 * Makefile.in: Add install-pdf target as
17283 copied from automake v1.10 rules.
17284 * configure.ac: Add install-pdf to target list.
17285 * configure: Regenerate.
17287 2007-03-01 Paul Brook <paul@codesourcery.com>
17289 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
17290 modes to LDRD for DImode.
17291 (output_move_double): Fixup out of range ldrd/strd.
17292 (vfp_secondary_reload_class): Rename...
17293 (coproc_secondary_reload_class): ... to this. Add wb argument.
17294 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
17295 coproc_secondary_reload_class for CLASS_IWMMXT.
17296 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
17297 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
17299 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
17301 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
17302 unroll factor by the estimated number of iterations.
17303 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
17304 than prefetch latency.
17306 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
17307 decode_caches_intel, detect_caches_intel): New functions.
17308 (host_detect_local_cpu): Use detect_caches_amd and
17309 detect_caches_intel.
17311 2007-03-01 Richard Henderson <rth@redhat.com>
17313 * expr.c (emit_move_complex_push): Export.
17314 (emit_move_complex_parts): Split out from ...
17315 (emit_move_complex): ... here.
17316 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
17317 * config/i386/i386.md (movcdi): New.
17319 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
17321 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
17322 size of mode1 to check for tieable modes in MMX case.
17324 2007-03-01 Richard Sandiford <richard@codesourcery.com>
17326 * Makefile.in (rtlanal.o): Depend on tree.h.
17327 * rtl.h (offset_within_section_p, split_const): Declare.
17328 * rtlanal.c: Include tree.h.
17329 (offset_within_block_p): New function, taken from
17330 mips_offset_within_object_p.
17331 (split_const): New function, taken from mips_split_const.
17332 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
17334 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
17335 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
17336 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
17337 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
17338 (m68k_illegitimate_symbolic_constant_p): New function.
17339 * config/m68k/m68k.md (movsi): Remove misleading predicates.
17340 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
17341 symbolic constant that might be outside the symbol's section,
17342 move the symbol first and then add the offset.
17343 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
17345 * config/mips/mips.c (mips_split_const): Delete.
17346 (mips_offset_within_object_p): Delete.
17347 (mips_symbolic_constant_p): Use offset_within_section_p and
17348 split_const instead of mips_offset_within_object_p and
17350 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
17351 (mips_legitimize_const_move, print_operand_reloc)
17352 (mips_dangerous_for_la25_p): Use split_const instead of
17355 2007-02-28 Eric Christopher <echristo@apple.com>
17357 * Makefile.in (install-include-dir): Don't rm -rf include.
17359 2007-02-28 Richard Guenther <rguenther@suse.de>
17361 PR middle-end/30364
17362 * fold-const.c (fold_binary): Do not associate expressions
17363 with more than one variable for integer types that do not wrap.
17365 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
17367 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
17368 Delete, and replace with...
17369 (fold_builtin_call_array): This. Update callers to use it.
17370 * fold-const.c (fold_build_call_list): Delete, and replace with...
17371 (fold_build_call_array): This.
17372 (fold_build_call_list_initializer): Delete, and replace with...
17373 (fold_build_call_array_initializer): This.
17374 * tree.h: Update declarations to reflect above changes.
17376 * c-typeck.c (build_function_call): Store converted arguments
17377 in a stack-allocated array instead of building a list.
17378 (convert_arguments): Store arguments in the array passed in as an
17379 argument, and return the actual number of arguments.
17380 * c-format.c: (check_function_format): Pass arguments in an
17381 array instead of a list.
17382 * c-common.c (check_function_nonnull): Likewise.
17383 (check_function_sentinel): Likewise.
17384 (check_function_arguments): Likewise.
17385 * c-common.h: Update declarations to reflect above changes.
17387 2007-02-28 Jan Hubicka <jh@suse.cz>
17389 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
17390 PRED_NEGATIVE_RETURN): Update outcomes.
17392 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
17394 * calls.c (emit_library_call_value_1): Handle partial registers
17395 correctly when building up CALL_INSN_FUNCTION_USAGE.
17397 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17399 * pa/predicates.md (move_src_operand): Allow zero for mode.
17400 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
17403 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
17406 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
17407 *movv2df_internal): Enable pattern only for valid operand
17409 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
17410 tie only 128bit modes. For MMX registers, tie only 64bit modes.
17412 2007-02-27 Mike Stump <mrs@apple.com>
17414 * config/darwin-crt3.c: Avoid compilation when compiling for a
17417 2007-02-27 Joseph Myers <joseph@codesourcery.com>
17419 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
17421 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
17422 for fixed headers and limits.h.
17423 (install-include-dir, install-headers-tar, install-headers-cpio,
17424 install-headers-cp, real-install-headers-tar,
17425 real-install-headers-cpio, real-install-headers-cp): Handle
17426 include-fixed as well as include.
17427 (install-mkheaders): Don't install files that go only in include
17429 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
17430 from GCC_INCLUDE_DIR.
17431 * gcc.c (process_command): Remove special -BstageN/ handling.
17432 (do_spec_1): Add include-fixed directories.
17434 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17436 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
17438 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
17440 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
17443 2007-02-27 Mark Mitchell <mark@codesourcery.com>
17445 * c-common.c (get_priority): Add check for
17446 SUPPORTS_INIT_PRIORITY.
17448 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17450 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
17452 * config/bfin/bfin.c: Include "cfglayout.h".
17453 (MAX_LSETUP_DISTANCE): New macro.
17454 (struct loop_info): New members incoming, incoming_src and
17455 incoming_dest. Delete member predecessor.
17456 (length_for_loop): New function.
17457 (bfin_optimize_loop): Handle more different loop structures.
17458 (bfin_discover_loop): Rework detection of predecessor blocks by
17459 examining incoming edges.
17460 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
17462 (bfin_reorder_loops): New function.
17463 (bfin_reorg_loops): Use these three new functions.
17465 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
17466 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
17467 (CONSTRAINT_LEN): Add entry for 'q'.
17468 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
17469 Add 'q' constraints.
17470 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
17471 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
17473 * config/bfin/bfin.md (add_with_carry): New pattern.
17474 (s_or_u, su_optab, su_modifier): New code macros/attrs.
17475 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
17476 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
17477 support unsigned multiplies too. Removed incorrect commutativity from
17478 operand 1 constraint where appropriate.
17479 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
17481 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
17482 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
17484 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
17485 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
17486 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
17487 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
17488 usmulhisi_hh_huh): New patterns.
17490 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
17491 lshifthi3): Fix output template to use half reg for operand 2.
17493 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
17496 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
17498 2007-02-27 Andreas Schwab <schwab@suse.de>
17500 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
17502 2007-02-27 Jan Hubicka <jh@suse.cz>
17504 * predict.c (last_basic_block_p): Remove.
17505 (tree_estimate_probability): Update return heuristic for commonized
17508 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
17510 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
17512 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
17514 * doc/include/gcc-common.texi (versionsubtitle): New macro.
17515 * doc/cpp.texi: Standardize title page.
17516 * doc/cppinternals.texi: Likewise.
17517 * doc/gcc.texi: Standardize title page, remove version number
17518 from copyright page.
17519 * doc/gccint.texi: Likewise.
17520 * doc/install.texi: Standardize title page, add table of
17523 2007-02-26 Jan Hubicka <jh@suse.cz>
17525 * predict.def: Set outcomes according to more recent results.
17526 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
17527 Remove dead predictors.
17528 * predict.c (return_prediction): Fix pasto.
17530 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17532 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
17533 change; avoid a memory leak when returning early.
17535 2007-02-26 Mark Mitchell <mark@codesourcery.com>
17537 * c-decl.c (static_ctors): Move to c-common.c.
17538 (static_dtors): Likewise.
17539 (finish_function): Use c_record_cdtor_fn.
17540 (build_cdtor): Move to c-common.c.
17541 (c_write_global_declarations): Use c_build_cdtor_fns.
17542 * c-common.h (static_ctors): Declare.
17543 (static_dtors): Likewise.
17544 (c_record_cdtor_fn): Likewise.
17545 (c_build_cdtor_fns): Likewise.
17546 * c-common.c (static_ctors): New variable.
17547 (static_dtors): Likewise.
17548 (c_record_cdtor_fn): New function.
17549 (build_cdtor): Move from c-decl.c
17550 (c_build_cdtor_fns): New function.
17552 * output.h (assemble_addr_to_section): Declare.
17553 (get_cdtor_priority_section): Likewise.
17554 * varasm.c (assemble_addr_to_section): New function.
17555 (get_cdtor_priority_section): Likewise.
17556 (default_named_section_asm_out_destructor): Use them.
17557 (destor_dtor_section_asm_out_destructor): Likewise.
17558 (default_named_section_asm_out_constructor): Likewise.
17559 (default_ctor_section_asm_out_constructor): Likewise.
17560 * config.gcc (*-*-vxworks*): Include vxworks.o.
17561 * config/t-vxworks (vxworks.o): New target.
17562 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
17563 (TARGET_ASM_CONSTRUCTOR): Define.
17564 (TARGET_ASM_DESTRUCTOR): Likewise.
17565 (vxworks_asm_out_constructor): Declare.
17566 (vxworks_asm_out_destructor): Likewise.
17568 * c-common.c (get_priority): Check that we have not just an
17569 INTEGER_CST, but an integer constant with integeral type.
17571 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
17573 PR tree-optimization/30938
17574 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
17575 use &dt[nargs-1] instead of &dt[nargs] in the call to
17576 vect_is_simple_use().
17578 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
17580 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
17581 from register elimination as PRE_MODIFY / POST_MODIFY increments.
17582 Do not attempt to handle MEM inside auto-inc expressions.
17583 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
17584 of a register modified by an auto-inc expression. However, do handle
17585 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
17586 (elimination_effects): Prohibit elimination of a register modified
17587 by an auto-inc expression. Disable register elimination rules whose
17588 target register is modified by an auto-inc expression with variable
17591 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
17593 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
17595 (array_at_struct_end_p): New function.
17596 (idx_infer_loop_bounds): Use it.
17597 (estimate_numbers_of_iterations_loop): Export.
17598 * predict.c (predict_loops): Use estimated_loop_iterations_int.
17599 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
17600 (tree_estimate_probability): Call record_loop_exits.
17601 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
17602 (estimated_loop_iterations, estimated_loop_iterations_int,
17603 estimated_loop_iterations_tree): New functions.
17604 (analyze_siv_subscript_cst_affine,
17605 compute_overlap_steps_for_affine_1_2,
17606 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
17607 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
17608 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
17609 (PRED_LOOP_ITERATIONS_GUESSED): New.
17610 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
17611 * cfgloop.h (estimate_numbers_of_iterations_loop,
17612 estimated_loop_iterations_int): Declare.
17614 2007-02-25 Mark Mitchell <mark@codesourcery.com>
17616 * doc/extend.texi: Document optional priority argument to
17617 constructors and destructors.
17618 * tree.c (init_priority_for_decl): Adjust GTY markers.
17619 (init_ttree): Use priority-info hash functions for
17620 init_priority_for_decl.
17621 (tree_map_eq): Rename to ...
17622 (tree_map_base_eq): ... this.
17623 (tree_map_marked_p): Rename to ...
17624 (tree_map_base_marked_p): ... this.
17625 (tree_map_base_hash): New function.
17626 (decl_init_priority_lookup): Rework.
17627 (decl_fini_priority_lookup): New function.
17628 (decl_priority_info): New function.
17629 (decl_init_priority_insert): Use it.
17630 (decl_fini_priority_insert): Likewise.
17631 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
17633 (decl_restrict_base_insert): Likewise.
17634 (decl_debug_expr_insert): Likewise.
17635 (decl_value_expr_lookup): Likewise.
17636 (decl_value_expr_insert): Likewise.
17637 * tree.h (priority_type): New type.
17638 (decl_init_priority_lookup): Use priority_type.
17639 (decl_fini_priority_lookup): New function.
17640 (decl_init_priority_insert): Use priority_type.
17641 (decl_fini_priority_insert): New function.
17642 (DECL_HAS_INIT_PRIORITY): Tweak comments.
17643 (DECL_INIT_PRIORITY): Likewise.
17644 (SET_DECL_INIT_PRIORITY): Add comment.
17645 (DECL_FINI_PRIORITY): New macro.
17646 (SET_DECL_FINI_PRIORITY): Likewise.
17647 (DEFAULT_INIT_PRIORITY): Document.
17648 (MAX_INIT_PRIORITY): Likewise.
17649 (MAX_RESERVED_INIT_PRIORITY): Likewise.
17650 (tree_map_base): New type.
17651 (tree_map_base_eq): New function.
17652 (tree_map_base_hash): Likewise.
17653 (tree_map_base_marked_p): Likewise.
17654 (tree_map): Inherit from tree_map_base.
17655 (tree_map_eq): Make it a macro.
17656 (tree_map_marked_p): Likewise.
17657 (tree_int_map): Inherit from tree_map_base.
17658 (tree_int_map_eq): Make it a macro.
17659 (tree_int_map_hash): Likewise.
17660 (tree_int_map_marked_p): Likewise.
17661 (tree_priority_map): New type.
17662 (tree_priority_map_eq): New macro.
17663 (tree_priority_map_hash): Likewise.
17664 (tree_priority_map_marked_p): Likewise.
17665 * varasm.c (emults_decl): Adjust for refactoring of tree_map
17667 (emutls_common_1): Likewise.
17668 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
17669 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
17670 of tree_map hierarchy.
17671 * tree-cfg.c (move_stmt_r): Likewise.
17672 (new_label_mapper): Likewise.
17673 * c-tree.h (c_expand_body): Move to ...
17674 * c-common.h (c_expand_body): ... here.
17675 * c-decl.c (c_expand_body): Move to ...
17676 * c-common.c (c_expand_body): ... here.
17677 (c_common_attribute_table): Allow 1 argument for the constructor
17678 and destructor attributes.
17679 (get_priority): New function.
17680 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
17681 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
17683 2007-02-24 Jan Hubicka <jh@suse.cz>
17685 PR middle-end/30509
17686 * tree-inline.c (copy_bb): Produce exact copy of EH info when
17687 copying for inlining.
17689 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17690 Jan Hubicka <jh@suse.cz>
17693 * i386.c (counter_mode): New function.
17694 (expand_set_or_movmem_via_loop): Use it.
17695 (expand_movmem_epilogue): Likewise; fix pasto.
17696 (ix86_expand_movmem): Do emit guard even for constant counts.
17697 (ix86_expand_setmem): Likewise.
17699 2007-02-25 Nick Clifton <nickc@redhat.com>
17701 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
17702 (JUMP_TABLES_IN_TEXT_SECTION): Define.
17704 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17707 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
17708 count argument with 0x10, not with 0x16.
17709 (expand_setmem_epilogue): Ditto.
17711 2007-02-24 Mike Stump <mrs@apple.com>
17713 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
17716 2007-02-24 Richard Guenther <rguenther@suse.de>
17718 PR middle-end/30951
17719 * fold-const.c (fold_binary): Fold x +- CST op x for
17720 EQ_EXPR and NE_EXPR.
17722 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17724 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
17726 2007-02-24 Jan Hubicka <jh@suse.cz>
17728 * cgraphunit.c (decide_is_function_needed): Honor
17729 -fkeep-inline-functions.
17731 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17733 * builtins.c (fold_builtin_modf): New.
17734 (fold_builtin_2): Use it.
17736 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
17738 * loop-iv.c (implies_p): Detect additional cases where A implies B.
17739 (determine_max_iter): Take additional LOOP arg; all callers changed.
17740 Lose broken logic dealing with PLUS. Try to limit the upper bound by
17741 one using simplifications.
17742 (simplify_using_initial_values): Return if the expression becomes
17743 invalid due to altered regs.
17745 2007-02-23 DJ Delorie <dj@redhat.com>
17747 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
17749 2007-02-23 Mike Stump <mrs@apple.com>
17751 * tlink.c (scan_linker_output): Parse linker messages from
17752 darwin9's linker better.
17754 2007-02-23 Steve Ellcey <sje@cup.hp.com>
17757 * varpool.c (varpool_assemble_pending_decls): Set
17758 varpool_last_needed_node to null.
17760 2007-02-23 DJ Delorie <dj@redhat.com>
17762 * config/i386/i386.c (ix86_data_alignment): Don't specify an
17763 alignment bigger than the object file can handle.
17765 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
17768 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
17769 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
17770 (*movsf_1): Penalize MMX moves.
17772 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
17774 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
17775 2^32-1 or more times unless flag_unsafe_loop_optimizations.
17777 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
17779 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17781 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
17782 (fold_builtin_1): Use them.
17783 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17784 BUILT_IN_SIGNIFICAND.
17786 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
17788 * config/i386/i386.c (bdesc_1arg): Initialize
17789 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
17790 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
17791 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
17792 and IX86_BUILTIN_MOVSLDUP.
17794 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
17796 PR rtl-optimization/30841
17797 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
17799 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17801 * builtins.c (fold_builtin_frexp): New.
17802 (fold_builtin_2): Use it.
17804 2007-02-22 Mark Mitchell <mark@codesourcery.com>
17806 * doc/invoke.texi (Spec Files): Document getenv spec function.
17808 * gcc.c (getenv_spec_function): New function.
17809 (static_spec_functions): Add it.
17810 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
17811 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
17814 2007-02-22 Michael Matz <matz@suse.de
17817 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
17818 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
17820 2007-02-22 Ian Lance Taylor <iant@google.com>
17823 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
17824 (mem_loc_descriptor): Call it.
17826 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
17827 Ira Rosen <irar@il.ibm.com>
17829 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
17831 2007-02-22 Ira Rosen <irar@il.ibm.com>
17833 PR tree-optimization/30843
17834 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
17835 stores only after all the group is vectorized.
17837 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
17839 PR tree-optimization/30858
17840 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
17841 in the reduction cycle have a single use in the loop.
17842 * tree-vectorizer.h (relevant): Add documentation.
17844 2007-02-20 Mike Stump <mrs@apple.com>
17846 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
17847 * configure: Regenerate.
17849 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17851 Change the defaults of some parameters and options.
17852 * config/spu/spu-protos.h (spu_optimization_options): Declare.
17853 * config/spu/spu.c (spu_optimization_options): Add.
17854 (spu_override_options): Change params in spu_optimization_options.
17855 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
17857 Register 127 is only 16 byte aligned when used as a frame pointer.
17858 * config/spu/spu-protos.h (spu_init_expanders): Declare.
17859 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
17860 HARD_FRAME_POINTER_REGNUM.
17861 (spu_legitimate_address): Use regno_aligned_for_reload.
17862 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
17863 aligned when frame_pointer_needed is true.
17864 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
17866 * config/spu/spu.h (INIT_EXPANDERS): Define.
17868 Make sure shift and rotate instructions have valid immediate operands.
17869 * config/spu/predicates.md (spu_shift_operand): Remove.
17870 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
17871 * config/spu/constraints.md (W, O): Extend range.
17872 * config/spu/spu.md (umask, nmask): Define.
17873 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
17874 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
17875 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
17876 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
17877 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
17878 (lshr<mode>3_reg): Fix rtl description.
17880 Make sure mulhisi immediate operands are valid.
17881 * config/spu/predicates.md (imm_K_operand): Add.
17882 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
17884 Generate constants using fsmbi and andi.
17885 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
17886 (print_operand, spu_split_immediate, classify_immediate,
17887 fsmbi_const_p): Handle IC_FSMBI2.
17889 Correctly handle a CONST_VECTOR containing symbols.
17890 * config/spu/spu.c (print_operand): Handle HIGH correctly.
17891 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
17892 (immediate_load_p): Allow symbols that use 2 instructions to create.
17893 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
17894 with symbols when flag_pic is set.
17895 (const_vector_immediate_p): New.
17896 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
17897 accept a CONST_VECTOR with symbols.
17898 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
17899 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
17901 * config/spu/spu.md (high, low): Delete.
17902 (low_<mode>): Define.
17904 Remove INTRmode and INTR_REGNUM, which didn't work.
17905 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
17907 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
17908 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
17909 peephole2 pattern): Don't use INTR or 131.
17910 (movintrcc): Delete.
17911 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
17912 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
17913 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
17914 (UNSPEC_SET_INTR): Add.
17915 * config/spu/spu-modes.def (INTR): Remove.
17917 More accurate warnings about run-time relocations.
17918 * config/spu/spu.c (reloc_diagnostic): Test in_section.
17920 Correctly warn about immediate arguments to specific intrinsics.
17921 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
17922 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
17923 the instruction predicate.
17925 Fix tree check errors with latest update.
17926 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
17928 (spu_expand_builtin): Use CALL_EXPR_FN.
17930 Add missing specific intrinsics.
17931 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
17933 * config/spu/spu_internals.h: Ditto.
17935 Fix incorrect operand modifiers.
17936 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
17937 * config/spu/spu.md (xor<mode>3): Change %S to %J.
17939 Optimize one case of zero_extend of a vec_select.
17940 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
17942 Accept any immediate for hbr.
17943 * config/spu/spu.md (hbr): Change s constraints to i.
17945 2007-02-21 Paul Brook <paul@codesourcery.com>
17947 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
17948 condexec_count when skipping USE and CLOBBER.
17950 2007-02-21 Nick Clifton <nickc@redhat.com>
17952 * common.opt (Warray-bounds): Add Warning attribute.
17953 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
17955 (fsized-zeroes): Add Optimization attribute.
17956 (fsplit-wide-types, ftree-scev-cprop): Likewise.
17957 * c.opt (Wc++0x-compat): Add Warning attribute.
17959 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
17961 PR middle-end/30761
17962 * reload1.c (eliminate_regs_in_insn): In the single_set special
17963 case, attempt to re-recognize the insn before falling back to
17964 having reload fix it up.
17966 2007-02-20 Eric Christopher <echristo@gmail.com>
17968 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
17969 Rewrite accordingly.
17970 (frv_read_iacc_argument): Ditto.
17971 (frv_expand_set_builtin): Take a call instead of arglist, update for
17973 (frv_expand_unop_builtin): Ditto.
17974 (frv_expand_binop_builtin): Ditto.
17975 (frv_expand_cut_builtin): Ditto.
17976 (frv_expand_binopimm_builtin): Ditto.
17977 (frv_expand_voidbinop_builtin): Ditto.
17978 (frv_expand_int_void2arg): Ditto.
17979 (frv_expand_prefetches): Ditto.
17980 (frv_expand_voidtriop_builtin): Ditto.
17981 (frv_expand_voidaccop_builtin): Ditto.
17982 (frv_expand_load_builtin): Ditto.
17983 (frv_expand_store_builtin): Ditto.
17984 (frv_expand_mdpackh_builtin): Ditto.
17985 (frv_expand_mclracc_builtin): Ditto.
17986 (frv_expand_mrdacc_builtin): Ditto.
17987 (frv_expand_mwtacc_builtin): Ditto.
17988 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
17991 2007-02-20 Janis Johnson <janis187@us.ibm.com>
17993 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
17994 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
17996 (HAVE_GAS_DFP): Check for assembler support of decimal floating
17997 point instructions.
17998 * configure: Regenerate.
17999 * config.in: Regenerate.
18000 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
18001 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
18002 masks to power6 and power6x and to POWERPC_MASKS.
18003 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
18005 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
18006 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
18007 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
18008 Access PROTOTYPE as variable, not mask.
18010 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18012 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
18013 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
18014 * combine.c (adjust_for_new_dest): Use it.
18015 * postreload.c (reload_combine): Likewise.
18017 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18019 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
18020 notes on an insn with multiple sets, even if single_set returns
18021 non-NULL for that insn.
18023 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18025 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
18026 scalbn and scalbln.
18028 2007-02-20 Geoffrey Keating <geoffk@apple.com>
18030 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
18031 if user didn't pass it.
18032 * config/i386/darwin.h (CC1_SPEC): Likewise.
18033 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
18034 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
18035 -mmacosx-version-min.
18037 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18038 Uros Bizjak <ubizjak@gmail.com>
18040 * optabs.h (enum optab_index): Add new OTI_scalb.
18041 (scalb_optab): Define corresponding macro.
18042 * optabs.c (init_optabs): Initialize scalb_optab.
18043 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
18045 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
18046 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
18047 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
18048 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
18049 flag_unsafe_math_optimizations is set.
18051 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
18052 to implement scalbf, scalb and scalbl built-ins as inline x87
18055 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18056 DJ Delorie <dj@redhat.com>
18059 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
18060 (diagnostic_report_diagnostic): ... here, and turn them into real
18061 errors. If warnings are inhibited, no need to do anything.
18063 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
18065 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
18066 better code generation.
18068 2007-02-20 Ben Elliston <bje@au.ibm.com>
18070 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
18072 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
18074 * config/alpha/alpha.c, config/alpha/alpha.md,
18075 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
18076 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
18077 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
18078 config/arm/lib1funcs.asm: Follow spelling conventions.
18080 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
18081 config/fr30/fr30.md, config/i386/i386.h,
18082 config/iq2000/iq2000.h, config/iq2000/predicates.md,
18083 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
18084 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
18085 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
18086 config/rs6000/altivec.md, config/rs6000/rs6000.c,
18087 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
18088 config/sparc/sparc.c, config/sparc/sparc.h,
18089 config/sparc/sparc.md, config/spu/constraints.md,
18090 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
18093 2007-02-20 Alan Modra <amodra@bigpond.net.au>
18096 * varasm.c (use_blocks_for_decl_p): Return false for decls with
18099 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18101 * doc/invoke.texi (-ftree-lrs): Remove.
18103 2007-02-19 Diego Novillo <dnovillo@redhat.com>
18105 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
18108 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
18110 * config/ia64/ia64.c (ia64_expand_builtin): Use the
18111 new CALL_EXPR_FN macro for retrieving the function
18112 declaration of the input expression.
18114 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18116 * c.opt (Waddress): New.
18117 * common.opt (Walways-true): Delete.
18118 (Wstring-literal-comparison): Delete.
18119 * doc/invoke.texi (Warning Options): Delete -Walways-true and
18120 -Wstring-literal-comparison. Add -Waddress.
18122 (Walways-true): Delete.
18123 (Wstring-literal-comparison): Delete.
18124 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
18125 consistently instead of -Walways-true in example.
18126 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
18127 * c-typeck.c (parser_build_binary_op): Replace
18128 -Wstring-literal-comparison and -Walways-true with -Waddress.
18129 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
18132 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18134 * tree-cfg.c (dump_function_to_file): Be prepared for functions
18135 without DECL_STRUCT_FUNCTION initialized.
18137 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18139 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
18140 due to calls to functions taking pointers as parameters.
18142 2007-02-19 Richard Henderson <rth@redhat.com>
18145 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
18148 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
18150 * config/s390/s390.c (s390_call_saved_register_used,
18151 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
18152 accessed to the new scheme.
18154 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18156 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
18157 (cris_print_index, cris_print_operand, cris_print_operand_address)
18158 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
18159 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
18160 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
18161 GET_CODE () == xxx.
18162 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
18163 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
18164 GO_IF_LEGITIMATE_ADDRESS): Ditto.
18165 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
18166 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
18167 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
18168 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
18169 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
18170 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
18171 (uminsi3, call, call_value): Ditto.
18172 (define_split: indir_to_reg_split, unnamed): Ditto.
18174 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
18176 PR tree-optimization/30975
18177 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
18180 2007-02-18 Eric Christopher <echristo@gmail.com>
18182 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
18183 Remove use of arglist.
18184 (mips_expand_builtin): Remove use of arglist, pass in expr.
18185 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
18186 (mips_expand_builtin_movtf): Ditto.
18187 (mips_expand_builtin_compare): Ditto.
18189 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18191 * tree-sra.c (sra_build_assignment): Replace assertion
18192 checking with a comment explaining why it can't be done.
18194 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18196 PR middle-end/30833
18197 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
18198 during CALL_EXPR representation conversion.
18199 * tree-ssa-propagate.c (set_rhs): Likewise.
18201 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18203 * tree-sra.c (sra_build_assignment): Disable assertion checking
18206 2007-02-18 Roger Sayle <roger@eyesopen.com>
18208 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
18209 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18210 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
18212 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
18213 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
18214 gimplify_init_ctor_eval_range, gimple_push_cleanup,
18215 gimplify_omp_for, gimplify_omp_atomic_pipeline,
18216 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
18217 force_gimple_operand): Likewise.
18218 * ipa-cp.c (constant_val_insert): Likewise.
18219 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
18220 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
18221 perfect_nestify): Likewise.
18222 * langhooks.c (lhd_omp_assignment): Likewise.
18223 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
18224 lower_copyprivate_clauses, lower_send_clauses,
18225 lower_send_shared_vars, expand_parallel_call,
18226 expand_omp_for_generic, expand_omp_for_static_nochunk,
18227 expand_omp_for_static_chunk, expand_omp_sections,
18228 lower_omp_single_copy, lower_omp_for_lastprivate,
18229 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
18230 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
18231 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
18234 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18236 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
18237 config/sh/sh.md: Follow spelling conventions.
18239 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
18240 config/frv/predicates.md: Follow spelling conventions.
18242 * config/m68k/linux-unwind.h: Fix a comment typo.
18243 * target.h: Follow spelling conventions.
18245 2007-02-18 Roger Sayle <roger@eyesopen.com>
18247 PR rtl-optimization/28173
18248 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
18249 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
18250 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
18251 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
18252 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
18254 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18256 * builtins.c (fold_builtin_load_exponent): New.
18257 (fold_builtin_2): Use it.
18259 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
18261 PR rtl-optimization/30773
18262 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
18263 if we fail to attach a REG_EQUIV note.
18265 2007-02-18 David Edelsohn <edelsohn@gnu.org>
18266 Roger Sayle <roger@eyesopen.com>
18268 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
18270 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18272 * calls.c (initialize_argument_information): Pass original EXP
18273 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
18274 code to split complex arguments here, as part of initializing the
18276 (expand_call): Remove code that builds a list of arguments and
18277 inserts implicit arguments into it. Instead, just count how many
18278 implicit arguments there will be so we can determine the size of
18279 the ARGS array, and let initialize_argument_information do the work.
18280 (split_complex_values): Delete unused function.
18282 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18284 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
18286 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18288 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
18289 for arg pointer based indexed addressing.
18291 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18293 * config/ia64/ia64.h, config/ia64/ia64.md,
18294 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
18295 spelling conventions.
18297 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18299 * config/m68k/m68k.c (split_di): New.
18300 * config/m68k/m68k-protos.h: Declare split_di.
18301 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
18302 Improve predicate handling and split constant shifts.
18304 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18306 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
18307 parameter for register bitfield operations, general predicates
18310 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18312 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
18313 * config/m68k/linux-unwind.h: New file.
18315 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18317 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
18318 config/i386/athlon.md, config/ia64/ia64.md,
18319 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
18320 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
18321 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
18322 tree-ssa-loop-niter.c, tree-vect-analyze.c,
18323 tree-vect-transform.c: Fix comment typos.
18325 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
18327 * sched-deps.c (find_insn_list): Remove.
18328 * sched-int.h: Remove the prototype for find_insn_list.
18330 2007-02-16 Geoffrey Keating <geoffk@apple.com>
18332 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
18334 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
18335 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
18336 darwin_rs6000_override_options.
18337 (C_COMMON_OVERRIDE_OPTIONS): Expect
18338 darwin_macosx_version_min to be non-NULL always.
18339 (TARGET_C99_FUNCTIONS): Likewise.
18340 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
18341 (DARWIN_MINVERSION_SPEC): New.
18342 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
18343 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
18345 (DARWIN_MINVERSION_SPEC): New.
18346 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
18348 * config/darwin-c.c (darwin_cpp_builtins): Expect
18349 darwin_macosx_version_min to be non-NULL always.
18351 * config/rs6000/rs6000.c: Clean up trailing whitespace.
18353 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
18355 * config/i386/i386.h (x86_use_xchgb): New.
18356 (TARGET_USE_XCHGB): New macro.
18357 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
18358 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
18359 Split after reload into bswaphi for shifts of 8.
18360 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
18361 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
18362 or when optimizing for size.
18364 2007-02-16 Richard Guenther <rguenther@suse.de>
18365 Christian Bruel <christian.bruel@st.com>
18367 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
18368 DECLs but prefer SSA_NAMEs over DECLs.
18370 2007-02-16 Richard Guenther <rguenther@suse.de>
18372 * tree-flow-inline.h (single_imm_use_p): Remove.
18373 (zero_imm_uses_p): Likewise.
18374 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
18375 instead of single_imm_use_p.
18376 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
18379 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18382 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
18383 nested double- and backquotes.
18385 2007-02-15 Roger Sayle <roger@eyesopen.com>
18387 PR middle-end/30391
18388 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
18389 should be unreachable.
18390 (build2_stat): Allow construction of MODIFY_EXPR at any time.
18391 For the time being redirect GIMPLE_MODIFY_STMT to the new
18392 (renamed) build_gimple_modify_stmt_stat.
18393 (build2_gimple_stat): Rename to...
18394 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
18395 Always build a GIMPLE_MODIFY_STMT node.
18396 * tree.h (build2_gimple, build2_gimple_stat): Delete.
18397 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
18400 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
18401 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
18402 * tree-complex.c (set_component_ssa_name, expand_complex_move,
18403 expand_complex_div_wide): Likewise.
18404 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
18405 * tree-ssa-loop-im.c (schedule_sm): Likewise.
18406 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
18407 * tree-ssa-loop-manip.c (create_iv): Likewise.
18408 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
18409 abs_replacement): Likewise.
18410 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
18411 realify_fake_stores): Likewise.
18413 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
18414 node rather than a GIMPLE_MODIFY_STMT node.
18415 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
18416 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
18418 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
18419 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
18420 GIMPLE_MODIFY_STMT.
18422 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18424 PR middle-end/30433
18425 * fold-const.c (fold_comparison): Add back the
18426 folding of constant complex comparisions.
18428 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18430 PR middle-end/30729
18431 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
18432 effects unknown to this function, return early.
18434 2007-02-15 Ian Lance Taylor <iant@google.com>
18436 * lower-subreg.c (move_eh_region_note): New static function.
18437 (resolve_simple_move): Call it.
18438 (decompose_multiword_subregs): Track blocks for which we resolve a
18439 simple move which is also a control flow insn. Pass them to
18440 find_many_sub_basic_blocks.
18441 (pass_lower_subreg): Add TODO_verify_flow.
18442 (pass_lower_subreg2): Likewise.
18444 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18445 Brooks Moses <brooks.moses@codesourcery.com>
18446 Lee Millward <lee.millward@codesourcery.com>
18448 * tree.h (enum tree_code_class): Add tcc_vl_exp.
18449 (VL_EXP_CLASS_P): New.
18450 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
18452 (TREE_OPERAND_CHECK_CODE): Likewise.
18453 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
18454 (TREE_RTL_OPERAND_CHECK): Likewise.
18455 (tree_operand_check_failed): Make second parameter the whole tree
18456 instead of its code. Fixed callers.
18457 (VL_EXP_CHECK): New.
18458 (TREE_OPERAND_LENGTH): New.
18459 (VL_EXP_OPERAND_LENGTH): New.
18460 (CALL_EXPR_FN): New.
18461 (CALL_EXPR_STATIC_CHAIN): New.
18462 (CALL_EXPR_ARGS): New.
18463 (CALL_EXPR_ARG): New.
18464 (call_expr_nargs): New.
18465 (CALL_EXPR_ARGP): New.
18466 (build_nt_call_list): Declare.
18467 (build_vl_exp_stat): Declare.
18468 (build_vl_exp): New.
18469 (build_call_list): Declare.
18470 (build_call_nary): Declare.
18471 (build_call_valist): Declare.
18472 (build_call_array): Declare.
18473 (call_expr_arg): Declare.
18474 (call_expr_argp): Declare.
18475 (call_expr_arglist): Declare.
18476 (fold_build_call_list): Declare.
18477 (fold_build_call_list_initializer): Declare.
18478 (fold_call_expr): Declare to replace fold_builtin.
18479 (fold_builtin_fputs): Update to agree with modified definition.
18480 (fold_builtin_strcpy): Likewise.
18481 (fold_builtin_strncpy): Likewise.
18482 (fold_builtin_memory_chk): Likewise.
18483 (fold_builtin_stxcpy_chk): Likewise.
18484 (fold_builtin_strncpy_chk): Likewise.
18485 (fold_builtin_next_arg): Likewise.
18486 (fold_build_call_expr): Declare.
18487 (fold_builtin_call_list): Declare.
18488 (fold_builtin_call_valist): Declare.
18489 (build_call_expr): Declare.
18490 (validate_arglist): Update to agree with modified definition.
18491 (tree_operand_length): New.
18492 (call_expr_arg_iterator): New.
18493 (init_call_expr_arg_iterator): New.
18494 (next_call_expr_arg): New.
18495 (first_call_expr_arg): New.
18496 (more_call_expr_args_p): New.
18497 (FOR_EACH_CALL_EXPR_ARG): New.
18499 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
18500 and tcc_gimple_stmt.
18501 (tree_code_size): Update documentation. Use sizeof (tree) rather
18502 than sizeof (char *).
18503 (tree_size): Likewise. Add case for tcc_vl_exp.
18504 (tree_node_structure): Add case for tcc_vl_exp.
18505 (contains_placeholder_p): Likewise.
18506 (substitute_in_expr): Likewise.
18507 (substitute_placeholder_in_expr): Likewise.
18508 (stabilize_reference_1): Likewise.
18509 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
18510 to diagnose breakage of this interface for constructing CALL_EXPRs.
18511 (build_nt): Add similar assertion here.
18512 (build_nt_call_list): New.
18513 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
18514 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
18516 (get_callee_fndecl): Use new CALL_EXPR accessors.
18517 (tree_operand_check_failed): Change parameters to pass entire node
18518 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
18519 (process_call_operands): New.
18520 (build_vl_exp_stat): New.
18521 (build_call_list): New.
18522 (build_call_nary): New.
18523 (build_call_valist): New.
18524 (build_call_array): New.
18525 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18526 (call_expr_arglist): New.
18528 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
18529 tcc_vl_exp instead of a fixed-size tcc_expression.
18531 * doc/c-tree.texi (CALL_EXPR): Document new representation and
18532 accessors for CALL_EXPRs.
18533 (AGGR_INIT_EXPR): Likewise.
18535 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18536 Brooks Moses <brooks.moses@codesourcery.com>
18537 Lee Millward <lee.millward@codesourcery.com>
18539 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
18540 (expand_builtin_nonlocal_goto): Change parameter to be entire
18541 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
18542 (expand_builtin_prefetch): Likewise.
18543 (expand_builtin_classify_type): Likewise.
18544 (mathfn_built_in): Return NULL_TREE instead of 0.
18545 (expand_errno_check): Use new CALL_EXPR accessors.
18546 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
18547 Return NULL_RTX instead of 0.
18548 (expand_builtin_mathfn_2): Likewise.
18549 (expand_builtin_mathfn_3): Likewise.
18550 (expand_builtin_interclass_mathfn): Likewise.
18551 (expand_builtin_sincos): Likewise.
18552 (expand_builtin_cexpi): Likewise.
18553 (expand_builtin_int_roundingfn): Likewise.
18554 (expand_builtin_int_roundingfn_2): Likewise.
18555 (expand_builtin_pow): Likewise.
18556 (expand_builtin_powi): Likewise.
18557 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
18558 of arglist, fixing callers appropriately. Use new CALL_EXPR
18559 accessors and constructors. Return NULL_RTX instead of 0.
18560 (expand_builtin_strstr): Likewise.
18561 (expand_builtin_strchr): Likewise.
18562 (expand_builtin_strrchr): Likewise.
18563 (expand_builtin_strpbrk): Likewise.
18564 (expand_builtin_memcpy): Likewise.
18565 (expand_builtin_mempcpy): Likewise.
18566 (expand_builtin_mempcpy_args): New.
18567 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
18568 (expand_builtin_memmove_args): New.
18569 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
18570 (expand_movstr): Likewise.
18571 (expand_builtin_strcpy): Likewise.
18572 (expand_builtin_strcpy_args): New.
18573 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
18574 (expand_builtin_strncpy): Likewise.
18575 (expand_builtin_memset): Likewise.
18576 (expand_builtin_memset_args): New.
18577 (expand_builtin_bzero): Similarly to expand_builtin_memset.
18578 (expand_builtin_memcmp): Likewise.
18579 (expand_builtin_strcmp): Likewise.
18580 (expand_builtin_strncmp): Likewise.
18581 (expand_builtin_strcat): Likewise.
18582 (expand_builtin_strncat): Likewise.
18583 (expand_builtin_strspn): Likewise.
18584 (expand_builtin_strcspn): Likewise.
18585 (expand_builtin_args_info): Likewise.
18586 (expand_builtin_va_start): Likewise.
18587 (gimplify_va_arg_expr): Likewise.
18588 (expand_builtin_va_end): Likewise.
18589 (expand_builtin_va_copy): Likewise.
18590 (expand_builtin_frame_address): Likewise.
18591 (expand_builtin_alloca): Likewise.
18592 (expand_builtin_bswap): Likewise.
18593 (expand_builtin_unop): Likewise.
18594 (expand_builtin_fputs): Likewise.
18595 (expand_builtin_expect): Likewise.
18596 (expand_builtin_fabs): Likewise.
18597 (expand_builtin_copysign): Likewise.
18598 (expand_builtin_printf): Likewise.
18599 (expand_builtin_fprintf): Likewise.
18600 (expand_builtin_sprintf): Likewise.
18601 (expand_builtin_init_trampoline): Likewise.
18602 (expand_builtin_signbit): Likewise.
18603 (expand_builtin_fork_or_exec): Likewise.
18604 (expand_builtin_sync_operation): Likewise.
18605 (expand_builtin_compare_and_swap): Likewise.
18606 (expand_builtin_lock_test_and_set): Likewise.
18607 (expand_builtin_lock_release): Likewise.
18608 (expand_builtin): Likewise.
18609 (builtin_mathfn_code): Likewise.
18611 (fold_builtin_constant_p): Pass call arguments individually instead
18612 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18613 accessors and constructors. Return NULL_TREE instead of 0.
18614 (fold_builtin_expect): Likewise.
18615 (fold_builtin_classify_type): Likewise.
18616 (fold_builtin_strlen): Likewise.
18617 (fold_builtin_nan): Likewise.
18618 (integer_valued_real_p): Likewise.
18619 (fold_trunc_transparent_mathfn): Likewise.
18620 (fold_fixed_mathfn): Likewise.
18621 (fold_builtin_cabs): Likewise.
18622 (fold_builtin_sqrt): Likewise.
18623 (fold_builtin_cbrt): Likewise.
18624 (fold_builtin_cos): Likewise.
18625 (fold_builtin_cosh): Likewise.
18626 (fold_builtin_tan): Likewise.
18627 (fold_builtin_sincos): Likewise.
18628 (fold_builtin_cexp): Likewise.
18629 (fold_builtin_trunc): Likewise.
18630 (fold_builtin_floor): Likewise.
18631 (fold_builtin_ceil): Likewise.
18632 (fold_builtin_round): Likewise.
18633 (fold_builtin_int_roundingfn): Likewise.
18634 (fold_builtin_bitop): Likewise.
18635 (fold_builtin_bswap): Likewise.
18636 (fold_builtin_logarithm): Likewise.
18637 (fold_builtin_hypot): Likewise.
18638 (fold_builtin_pow): Likewise.
18639 (fold_builtin_powi): Likewise.
18640 (fold_builtin_exponent): Likewise.
18641 (fold_builtin_memset): Likewise.
18642 (fold_builtin_bzero): Likewise.
18643 (fold_builtin_memory_op): Likewise.
18644 (fold_builtin_bcopy): Deleted; call site changed to invoke
18645 fold_builtin_memory_op directly.
18646 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
18647 (fold_builtin_strncpy): Likewise.
18648 (fold_builtin_memcmp): Likewise.
18649 (fold_builtin_strcmp): Likewise.
18650 (fold_builtin_strncmp): Likewise.
18651 (fold_builtin_signbit): Likewise.
18652 (fold_builtin_copysign): Likewise.
18653 (fold_builtin_isascii): Likewise.
18654 (fold_builtin_toascii): Likewise.
18655 (fold_builtin_isdigit): Likewise.
18656 (fold_builtin_fabs): Likewise.
18657 (fold_builtin_abs): Likewise.
18658 (fold_builtin_fmin_fmax): Likewise.
18659 (fold_builtin_carg): Likewise.
18660 (fold_builtin_classify): Likewise.
18661 (fold_builtin_unordered_cmp): Likewise.
18663 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
18664 New functions split out from fold_builtin_1.
18665 (fold_builtin_n): New.
18666 (fold_builtin_varargs): New.
18667 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
18669 (fold_call_expr): New.
18670 (build_function_call_expr): Rewrite to use new helper function.
18671 (fold_builtin_call_list): New.
18672 (build_call_expr): New.
18673 (fold_builtin_call_valist): New.
18674 (rewrite_call_expr): New.
18675 (validate_arg): New.
18676 (validate_arglist): Change parameter to be entire CALL_EXPR instead
18677 of an arglist. Change return type to bool. Use new CALL_EXPR
18680 (fold_builtin_strstr): Pass call arguments individually instead
18681 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18682 accessors and constructors. Return NULL_TREE instead of 0.
18683 (fold_builtin_strchr): Likewise.
18684 (fold_builtin_strrchr): Likewise.
18685 (fold_builtin_strpbrk): Likewise.
18686 (fold_builtin_strcat): Likewise.
18687 (fold_builtin_strncat): Likewise.
18688 (fold_builtin_strspn): Likewise.
18689 (fold_builtin_strcspn): Likewise.
18690 (fold_builtin_fputs): Likewise.
18691 (fold_builtin_next_arg): Likewise.
18692 (fold_builtin_sprintf): Likewise.
18694 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
18695 NULL_RTX instead of 0.
18696 (expand_builtin_memory_chk): Likewise.
18697 (maybe_emit_chk_warning): Likewise.
18698 (maybe_emit_sprintf_chk_warning): Likewise.
18700 (fold_builtin_object_size): Pass call arguments individually instead
18701 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18702 accessors and constructors. Return NULL_TREE instead of 0.
18703 (fold_builtin_memory_chk): Likewise.
18704 (fold_builtin_stxcpy_chk): Likewise.
18705 (fold_builtin_strncpy_chk): Likewise.
18706 (fold_builtin_strcat_chk): Likewise.
18707 (fold_builtin_strcat_chk): Likewise.
18708 (fold_builtin_strncat_chk): Likewise.
18709 (fold_builtin_sprintf_chk): Likewise.
18710 (fold_builtin_snprintf_chk): Likewise.
18711 (fold_builtin_printf): Likewise.
18712 (fold_builtin_vprintf): Likewise.
18714 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
18716 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
18717 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18718 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
18719 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
18720 (fold_unary): Likewise.
18721 (fold_binary): Likewise.
18722 (fold_ternary): Remove CALL_EXPR case, since they are no longer
18723 ternary expressions.
18724 (fold): Add logic for tcc_vl_exp.
18725 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
18726 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18727 (fold_build3_stat): Add assertion to flag broken interface for
18728 constructing CALL_EXPRs.
18729 (fold_build_call_list): New.
18730 (fold_build_call_list_initializer): New.
18731 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
18733 (fold_strip_sign_ops): Likewise.
18735 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18736 Brooks Moses <brooks.moses@codesourcery.com>
18737 Lee Millward <lee.millward@codesourcery.com>
18739 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
18740 accessors and dump arguments explicitly.
18742 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
18744 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
18746 (print_call_name): Use new CALL_EXPR accessors.
18748 * print-tree.c (print_node): Add case tcc_vl_exp. Print
18749 CALL_EXPR arguments explicitly instead of as a list. Use
18750 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18752 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
18753 (vrp_visit_stmt): Likewise.
18755 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
18756 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
18758 (force_move_till_expr): Likewise.
18760 * targhooks.c (default_external_stack_protect_fail): Use
18761 build_call_expr instead of build_function_call_expr.
18762 (default_hidden_stack_protect_fail): Likewise.
18764 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
18767 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
18768 and walk arguments explicitly.
18770 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
18771 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18772 (expand_simple_operations): Likewise.
18773 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
18775 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
18776 of TREE_CODE_LENGTH.
18777 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
18779 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
18780 instead of TREE_CODE_LENGTH.
18782 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
18783 (tree_ic_transform): Likewise.
18784 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
18785 parameter instead of arglist. Fix callers.
18786 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
18787 (tree_stringops_transform): Likewise.
18788 (tree_indirect_call_to_profile): Likewise.
18789 (tree_stringops_values_to_profile): Likewise.
18791 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
18792 (eliminate_tail_call): Likewise.
18794 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
18796 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18797 Use TREE_OPERAND_LENGTH and generalize to handle any number of
18799 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
18801 * omp-low.c (build_omp_barrier): Use build_call_expr.
18802 (lower_rec_input_clauses): Likewise.
18803 (lower_reduction_clauses): Likewise.
18804 (expand_parallel_call): Likewise.
18805 (maybe_catch_exception): Likewise.
18806 (expand_omp_for_generic): Likewise.
18807 (expand_omp_for_static_nochunk): Likewise.
18808 (expand_omp_sections): Likewise.
18809 (lower_omp_single_simple): Likewise.
18810 (lower_omp_single_copy): Likewise.
18811 (lower_omp_master): Likewise.
18812 (lower_omp_ordered): Likewise.
18813 (lower_omp_critical): Likewise.
18815 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
18816 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
18818 * tree-gimple.c (is_gimple_call_addr): Fix doc.
18819 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
18820 TREE_CODE_LENGTH. Add tcc_vl_exp case.
18822 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
18823 and generalize to handle any number of operands.
18824 (chrec_contains_undetermined): Likewise.
18825 (tree_contains_chrecs): Likewise.
18826 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
18828 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
18830 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
18831 fold_call_expr instead of fold_builtin.
18832 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
18833 match declarations there.
18834 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
18837 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
18838 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18840 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
18841 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
18843 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
18846 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
18847 (execute_cse_sincos): Use new CALL_EXPR accessors.
18849 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
18851 * gimple-low.c (lower_function_body): Use build_call_expr.
18852 (lower_builtin_setjmp): Likewise.
18854 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
18855 (set_storage_via_libcall): Likewise.
18856 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
18857 instead of TREE_CODE_LENGTH.
18858 (expand_expr_real_1): Use new CALL_EXPR accessors.
18860 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
18861 generalize to handle any number of operands.
18862 (TB_parent_eq): Likewise.
18864 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
18865 (strip_builtin_expect): Likewise.
18867 * function.c (gimplify_parameters): Use build_call_expr.
18869 * tree-vectorizer.c (vect_is_simple_reduction): Use
18870 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18872 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
18873 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
18875 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
18878 * gimplify.c (build_stack_save_restore): Use build_call_expr.
18879 (gimplify_decl_expr): Likewise.
18880 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
18881 Use new CALL_EXPR iterators.
18882 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
18883 (gimplify_modify_expr_to_memset): Likewise.
18884 (gimplify_variable_sized_compare): Likewise.
18885 (gimplify_omp_atomic_fetch_op): Likewise.
18886 (gimplify_omp_atomic_pipeline): Likewise.
18887 (gimplify_omp_atomic_mutex): Likewise.
18888 (gimplify_function_tree): Likewise.
18890 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
18891 (call_expr_flags): Likewise.
18892 (expand_call): Likewise.
18894 * except.c (expand_builtin_eh_return_data_regno): Pass entire
18895 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18898 * coverage.c (create_coverage): Use build_call_expr.
18900 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
18901 (temp_call_expr_obstack): New.
18902 (pool_copy_list): Delete.
18903 (temp_copy_call_expr): New.
18904 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
18905 CALL_EXPR accessors. Get rid of special goo for copying argument
18906 lists and use temp_copy_call_expr instead.
18907 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
18908 CALL_EXPR accessors.
18909 (create_expression_by_pieces): Likewise. Use build_call_array
18910 to construct the result instead of fold_build3.
18911 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
18912 dealing with argument lists.
18913 (init_pre): Remove references to expression_node_pool and
18914 list_node_pool. Init temp_call_expr_obstack instead.
18915 (fini_pre): Remove references to expression_node_pool and
18918 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
18919 and walk arguments explicitly instead of as a list.
18921 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
18922 (mx_register_decls): Likewise.
18923 (mudflap_register_call): Likewise.
18924 (mudflap_finish_file): Likewise.
18926 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
18927 (ipa_callsite_compute_param): Likewise.
18929 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
18930 accessors and constructor.
18932 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
18933 accessors and constructor.
18934 (convert_tramp_reference): Likewise.
18935 (convert_call_expr): Likewise.
18936 (finalize_nesting_tree_1): Likewise.
18938 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
18941 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
18943 * tree-inline.c (initialize_inlined_parameters): Pass entire
18944 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18946 (estimate_num_insns_1): Use new CALL_EXPR accessors.
18947 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
18949 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
18950 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18951 (vectorizable_reduction): Likewise.
18952 (vectorizable_call): Use new CALL_EXPR iterators.
18953 (vectorizable_conversion): Use build_call_expr.
18954 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
18955 (vect_gen_widened_results_half): Use build_call_expr.
18956 (vect_setup_realignment): Likewise.
18957 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
18959 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
18960 (pass_through_call): Likewise.
18961 (compute_object_sizes): Likewise. Use fold_call_expr instead of
18964 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
18965 (tree_gen_pow2_profiler): Likewise.
18966 (tree_gen_one_value_profiler): Likewise.
18967 (tree_gen_ic_func_profiler): Likewise.
18968 (tree_gen_average_profiler): Likewise.
18969 (tree_gen_ior_profiler): Likewise.
18971 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
18972 (find_func_aliases): Use new CALL_EXPR accessors. Add case
18973 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18975 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
18976 of TREE_CODE_LENGTH.
18978 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
18979 of TREE_CODE_LENGTH.
18981 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
18983 (convert_to_integer): Likewise.
18985 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
18988 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18989 Brooks Moses <brooks.moses@codesourcery.com>
18990 Lee Millward <lee.millward@codesourcery.com>
18992 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
18994 * config/frv/frv.c (frv_expand_builtin): Likewise.
18995 * config/s390/s390.c (s390_expand_builtin): Likewise.
18997 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
18998 (sparc_expand_builtin): Use new CALL_EXPR accessors.
19000 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
19001 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
19002 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
19003 (ix86_expand_store_builtin): Likewise.
19004 (ix86_expand_unop_builtin): Likewise.
19005 (ix86_expand_unop1_builtin): Likewise.
19006 (ix86_expand_sse_compare): Likewise.
19007 (ix86_expand_sse_comi): Likewise.
19008 (ix86_expand_vec_init_builtin): Likewise.
19009 (ix86_expand_vec_ext_builtin): Likewise.
19010 (ix86_expand_vec_set_builtin): Likewise.
19011 (ix86_expand_builtin): Use new CALL_EXPR accessors.
19013 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
19014 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
19016 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
19017 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19018 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
19020 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
19022 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
19023 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
19024 arglist. Use new CALL_EXPR accessors. Fix callers.
19025 (altivec_expand_abs_builtin): Likewise.
19026 (rs6000_expand_binop_builtin): Likewise.
19027 (altivec_expand_predicate_builtin): Likewise.
19028 (altivec_expand_lv_builtin): Likewise.
19029 (spe_expand_stv_builtin): Likewise.
19030 (altivec_expand_stv_builtin): Likewise.
19031 (rs6000_expand_ternop_builtin): Likewise.
19032 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
19033 (altivec_expand_st_builtin): Likewise.
19034 (altivec_expand_dst_builtin): Likewise.
19035 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
19036 arglist. Use new CALL_EXPR accessors. Fix callers.
19037 (altivec_expand_vec_set_builtin): Likewise.
19038 (altivec_expand_vec_ext_builtin): Likewise.
19039 (altivec_expand_builtin): Use new CALL_EXPR accessors.
19040 (spe_expand_builtin): Likewise.
19041 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
19042 arglist. Use new CALL_EXPR accessors. Fix callers.
19043 (spe_expand_evsel_builtin): Likewise.
19044 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
19045 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
19047 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
19048 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19049 (arm_expand_unop_builtin): Likewise.
19050 (arm_expand_builtin): Use new CALL_EXPR accessors.
19052 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
19055 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
19056 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
19058 (bfin_expand_unop_builtin): Likewise.
19059 (bfin_expand_builtin): Use new CALL_EXPR accessors.
19061 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19062 Brooks Moses <brooks.moses@codesourcery.com>
19063 Lee Millward <lee.millward@codesourcery.com>
19065 * c-semantics.c (build_stmt): Add internal diagnostic check.
19067 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
19068 accessors. Print arguments explicitly instead of as a list.
19070 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
19072 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
19073 (c_finish_omp_flish): Likewise.
19075 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
19076 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
19077 instead of TREE_CODE_LENGTH.
19078 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
19079 (c_warn_unused_result): Likewise.
19081 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19084 * doc/invoke.texi (Warning Options): Remove
19085 -Werror-implicit-function-declaration.
19086 (Wimplicit-function-declaration): Update description.
19087 * opts.c (common_handle_option): Move handling of -Werror=* to...
19088 (enable_warning_as_error): ...here.
19089 * opts.h (enable_warning_as_error): Declare.
19090 * c-decl.c (implicit_decl_warning): Unless
19091 -Wno-implicit-function-declaration is given, emit a pedwarn if
19092 -std=c99 or emit a warning if -Wimplicit-function-declaration.
19093 * c.opt (Wimplicit-function-declaration): Replace
19094 mesg_implicit_function_declaration with
19095 warn_implicit_function_declaration.
19096 * c-opts.c (c_common_handle_option):
19097 -Werror-implicit-function-declaration is exactly equal as
19098 -Werror=implicit-function-declaration.
19099 (set_Wimplicit): Replace mesg_implicit_function_declaration with
19100 warn_implicit_function_declaration.
19101 (c_common_post_options): -Wimplict-function-declaration is enabled
19102 by default by -std=c99, otherwise is disabled by default.
19103 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
19105 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19107 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
19108 DECL on the rhs to a DECL on the lhs for debug info purposes if the
19109 former is ignored but not the latter.
19111 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19113 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
19114 is made and the reference doesn't use the alias set of its type,
19115 do not create the temporary using that type.
19117 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
19119 * jump.c: Remove prototypes for delete_computation and
19120 delete_prior_computation.
19122 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19124 * jump.c (get_label_after): Delete.
19125 (get_label_before, delete_computation, delete_jump,
19126 delete_prior_computation, follow_jumps): Move...
19127 * reorg.c (delete_computation, delete_prior_computation): ... here...
19128 (get_label_before, delete_jump): ... making these static ...
19129 (follow_jumps): ... and simplifying this since it only runs after
19131 * rtl.h (get_label_after, get_label_before, delete_jump,
19132 follow_jumps): Delete prototypes.
19134 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19136 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
19138 2007-02-15 Nick Clifton <nickc@redhat.com>
19140 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
19141 order to prevent it from being munged by the target.
19143 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
19145 * config/i386/i386.md: Remove misleading comment.
19147 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19149 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
19150 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
19153 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19155 * tree-sra.c (instantiate_missing_elements): Canonicalize
19157 (sra_build_assignment): New.
19158 (generate_copy_inout, generate_element_copy,
19159 generate_element_zero, generate_one_element_init): Use it.
19161 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19163 * tree-sra.c (instantiate_missing_elements): Canonicalize
19165 (sra_build_assignment): New.
19166 (generate_copy_inout, generate_element_copy,
19167 generate_element_zero, generate_one_element_init): Use it.
19169 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19171 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
19174 2007-02-14 Joseph Myers <joseph@codesourcery.com>
19176 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
19177 types as aggregates not scalars.
19178 * function.c (assign_stack_temp_for_type): Likewise.
19180 2007-02-14 Roger Sayle <roger@eyesopen.com>
19181 Zdenek Dvorak <dvorakz@suse.cz>
19183 * tree-dump.c (dump_switch_p_1): Require exact match of the option
19186 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
19188 * passes.c (next_pass_1): Clear the next field of the copied
19191 2007-02-14 Richard Henderson <rth@redhat.com>
19193 * tree-sra.c (early_sra): New.
19194 (decl_can_be_decomposed_p): Deny va_list if early_sra.
19195 (tree_sra_early, pass_sra_early): New.
19196 * tree-pass.h (pass_sra_early): Declare.
19197 * passes.c (init_optimization_passes): Use it.
19199 2007-02-14 Richard Guenther <rguenther@suse.de>
19201 * flags.h (issue_strict_overflow_warning): Convert to a macro.
19203 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
19205 PR tree-optimization/30771
19206 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
19208 (vect_analyze_operations): Induction phis can now be marked as
19210 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
19211 Update documentation accordingly.
19213 2007-02-14 Nick Clifton <nickc@redhat.com>
19215 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
19216 most 3 arguments are supported.
19217 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
19219 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
19221 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
19222 Ensure dst->current is valid.
19224 2007-02-13 Paul Brook <paul@codesourcery.com>
19226 * config.gcc: Add arm*-*-uclinux-*eabi.
19227 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
19228 (SUBTARGET_EXTRA_LINK_SPEC): Define.
19229 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
19230 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
19231 (LINK_SPEC): Define.
19232 (LIB_SPEC): Define.
19233 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
19235 * config/arm/uclinux-eabi.h: New file.
19236 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
19237 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
19240 2007-02-13 Ian Lance Taylor <iant@google.com>
19242 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
19243 * flags.h (warn_strict_overflow): Declare.
19244 (enum warn_strict_overflow_code): Define.
19245 (issue_strict_overflow_warning): New static inline function.
19246 * opts.c (warn_strict_overflow): New variable.
19247 (common_handle_option): Handle OPT_Wstrict_overflow and
19248 OPT_Wstrict_overflow_.
19249 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
19251 * fold-const.c: Include intl.h.
19252 (fold_deferring_overflow_warnings): New static variable.
19253 (fold_deferred_overflow_warning): New static variable.
19254 (fold_deferred_overflow_code): New static variable.
19255 (fold_defer_overflow_warnings): New function.
19256 (fold_undefer_overflow_warnings): New function.
19257 (fold_undefer_and_ignore_overflow_warnings): New function.
19258 (fold_deferring_overflow_warnings_p): New function.
19259 (fold_overflow_warning): New static function.
19260 (make_range): Add strict_overflow_p parameter. Change all
19262 (extract_muldiv, extract_muldiv_1): Likewise.
19263 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
19264 tree_expr_nonnegative_p.
19265 (fold_negate_expr): Call fold_overflow_warning.
19266 (fold_range_test): Likewise.
19267 (fold_comparison): Likewise.
19268 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
19269 instead of tree_expr_nonnegative_p.
19270 (tree_expr_nonnegative_warnv_p): Rename from
19271 tree_expr_nonnegative_p, add strict_overflow_p parameter.
19272 (tree_expr_nonnegative_p): New function.
19273 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
19274 strict_overflow_p parameter.
19275 (tree_expr_nonzero_p): New function.
19276 * passes.c (verify_interpass_invariants): New static function.
19277 (execute_one_pass): Call it.
19278 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
19280 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
19281 (estimate_numbers_of_iterations): Likewise.
19282 (scev_probably_wraps_p): Likewise.
19283 * tree-ssa-ccp.c: Include "toplev.h".
19284 (evaluate_stmt): Defer fold overflow warnings until we know we are
19286 (struct fold_stmt_r_data): Add stmt field.
19287 (fold_stmt_r): Defer fold overflow warnings until we know we
19289 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
19290 (fold_stmt_inplace): Likewise.
19291 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
19292 (cleanup_control_expr_graph): Defer fold overflow warnings until
19293 we know we are going to optimize.
19294 * tree-cfg.c (fold_cond_expr_cond): Likewise.
19295 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
19297 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
19298 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
19299 * tree-ssa-loop-manip.c (create_iv): Likewise.
19300 * c-typeck.c (build_conditional_expr): Likewise.
19301 (build_binary_op): Likewise.
19302 * tree-vrp.c (vrp_expr_computes_nonzero): Call
19303 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
19304 (extract_range_from_unary_expr): Likewise.
19305 * simplify-rtx.c (simplify_const_relational_operation): Warn when
19306 assuming that signed overflow does not occur.
19307 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
19308 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
19309 (fold_defer_overflow_warnings): Declare.
19310 (fold_undefer_overflow_warnings): Declare.
19311 (fold_undefer_and_ignore_overflow_warnings): Declare.
19312 (fold_deferring_overflow_warnings_p): Declare.
19313 (tree_expr_nonzero_warnv_p): Declare.
19314 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
19315 of warning options.
19316 (Warning Options): Document -Wstrict-overflow.
19317 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
19318 (tree-ssa-ccp.o): Likewise.
19319 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
19320 (fold-const.o): Depend on intl.h.
19322 2007-02-13 Ian Lance Taylor <iant@google.com>
19324 PR middle-end/30751
19325 * lower-subreg.c (resolve_simple_move): Decompose subregs in
19328 2007-02-13 Stuart Hastings <stuart@apple.com>
19330 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
19332 2007-02-13 Richard Henderson <rth@redhat.com>
19334 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
19335 handled_component_p before looking for the indirect_ref.
19337 2007-02-13 Richard Henderson <rth@redhat.com>
19339 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
19340 remove flags clobber.
19341 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
19342 (bswaphi_lowpart): New.
19343 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
19344 remove TARGET_BSWAP test. Delete expander of the same name.
19346 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
19347 (expand_unop): Use them.
19349 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
19351 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
19352 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
19353 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
19354 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
19355 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
19356 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
19357 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
19358 assembler dialect choice from asm templates.
19360 2007-02-12 Richard Henderson <rth@redhat.com>
19362 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
19363 (fixuns_trunc<SSEMODEF>si2): Use it.
19364 * config/i386/sse.md (vec_setv4sf_0): Export.
19365 * config/i386/i386.c (ix86_build_const_vector): Export.
19366 (ix86_split_convert_uns_si_sse): Rename from
19367 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
19368 * config/i386/i386-protos.h: Update.
19370 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19373 * c-typeck.c (c_finish_return): Improve warning message.
19375 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19377 * alias.c (find_symbolic_term): Delete unused function.
19379 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
19381 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
19382 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
19383 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
19385 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19387 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
19388 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
19389 the function, temporarily point the debug interface to the null one.
19391 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19393 * dwarf2out.c (round_up_to_align): New static function.
19394 (field_byte_offset): Use it to round the offset.
19396 2007-02-12 Richard Henderson <rth@redhat.com>
19398 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
19399 (inswl_const): Export.
19401 2007-02-12 Richard Henderson <rth@redhat.com>
19403 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
19404 result mode of the libcall, convert back to outmode.
19406 2007-02-12 Roger Sayle <roger@eyesopen.com>
19408 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
19409 (bswapdi2): New define_expand to implement 32-bit implementation.
19411 2007-02-12 Nick Clifton <nickc@redhat.com>
19413 * doc/invoke.texi (Overall Options): Document --help=.
19414 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
19415 (cc1_options): Pass --help= on to cc1.
19416 (display_help): Add description of --help=.
19417 (process_command): Add code to handle --help=. Allow translated
19418 --help and --target-help switches to be passed on to compiler
19420 (main): Remove unused if statement.
19421 * opts.c (columns): Remove.
19422 (LEFT_COLUMN): Define.
19423 (wrap_help): Add columns argument.
19424 (print_filtered_help): Change parameters to be an include bitmask,
19425 an exclude bitmask, an any bitmask and the column width. Move the
19426 code to display the params list here. Add code to display the
19427 status of options rather than their descriptions if the quiet flag
19429 (print_specific_help): Change parameters to be an include bitmask,
19430 an exclude bitmask and an any bitmask. Move code to look up the
19431 column width here. Decide upon the title for an options listing.
19432 (common_handle_options): Add code to handle --help=. Adapt code
19433 for --help and --target-help to use the revised form of the
19434 print_specific_help function.
19435 (print_help): Delete.
19436 (print_param_help): Delete.
19437 (print_switch): Delete.
19438 * opts.h (cl_lang_count): Add prototype.
19439 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
19440 CL_MAX_OPTION_CLASS): New defines.
19441 * optc-gen.awk: Add construction of cl_lang_count.
19442 * c.opt: Add Warning attribute to warning options and Optimization
19443 attribute to optimization options.
19444 * common.opt: Likewise.
19446 Add -fhelp and -ftarget-help as aliases for the transformed --help
19447 and --target-help options.
19448 * opt-functions.awk: Add code to handle Warning and Optimization
19451 2007-02-12 Richard Henderson <rth@redhat.com>
19453 * config/alpha/constraints.md: New file.
19454 * config/alpha/alpha.c: Include tm-constrs.h.
19455 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
19456 alpha_extra_constraint): Remove.
19457 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
19458 * config/alpha/alpha-protos.h: Update.
19459 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
19460 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
19461 (EXTRA_CONSTRAINT): Remove.
19462 * config/alpha/alpha.md: Include constraints.md.
19463 (adddi splitter): Use satisfies_constraint_*.
19464 * config/alpha/predicates.md (add_operand): Likewise.
19465 (sext_add_operand, addition_operation): Likewise.
19467 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
19469 PR tree-optimization/29145
19470 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
19471 in our handling of restrict qualified pointers.
19473 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19476 * doc/invoke.texi (Wunused-value): Update description.
19477 (Wextra): Delete item.
19478 * opts.c (set_Wextra): Don't use the value of Wextra to set the
19479 value of Wunused-value.
19480 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
19481 (c_finish_stmt_expr): Don't check extra_warnings.
19482 (emit_side_effect_warnings): The caller is responsible to check
19485 2007-02-11 Roger Sayle <roger@eyesopen.com>
19486 Matt Thomas <matt@3am-software.com>
19488 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
19490 2007-02-11 Roger Sayle <roger@eyesopen.com>
19492 * simplify-rtx.c (simplify_relational_operation_1): Optimize
19493 comparisons of POPCOUNT against zero.
19494 (simplify_const_relational_operation): Likewise.
19496 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19498 * doc/invoke.texi (Wextra): Delete outdated paragraph.
19500 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19502 * dwarf2out.c (root_type): Delete unused function.
19504 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19506 * genattrtab.c (contained_in_p): Delete unused function.
19507 (write_expr_attr_cache): Likewise.
19509 2007-02-11 Jan Hubicka <jh@suse.cz>
19511 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
19514 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
19516 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
19517 to add the REG_EQ* note.
19518 * see.c (see_merge_one_use_extension): Likewise.
19519 * local-alloc.c (update_equiv_regs): Likewise. Also don't
19520 turn REG_EQUAL notes into REG_EQUIV notes if the target
19521 register may have more than one set.
19522 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
19523 * gcse.c (try_replace_reg): Likewise.
19524 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
19525 * calls.c (fixup_tail_calls): Likewise. Abort if there is
19526 more than one REG_EQUIV note.
19527 * reload1.c (gen_reload): Use set_unique_reg_note.
19529 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
19531 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
19532 (ix86_builtin_conversion): New function.
19534 2007-02-06 Mark Mitchell <mark@codesourcery.com>
19537 * tree.h (DECL_REPLACEABLE_P): New macro.
19538 * except.c (set_nothrow_function_flags): Likewise.
19540 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
19541 Ira Rosen <irar@il.ibm.com>
19542 Dorit Nuzman <dorit@il.ibm.com>
19544 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
19545 * targhooks.c (default_builtin_vectorized_conversion): New.
19546 * targhooks.h (default_builtin_vectorized_function): New declaration.
19547 * target.h (struct vectorize): Add builtin_conversion field.
19548 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
19549 stmt_vec_info_type value.
19550 (vectorizable_conversion): New declaration.
19551 * tree-vect-analyze.c (vect_analyze_operations): Add
19552 vectorizable_conversion call.
19553 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
19554 * tree-vect-transform.c (vectorizable_conversion): New function.
19555 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
19556 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
19558 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
19559 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
19560 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
19561 or ALTIVEC_BUILTIN_VCFSX.
19563 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19566 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
19567 CONST_DOUBLE and operand 0 is a hard register.
19568 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
19569 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
19570 is a hard floating-point register.
19572 2007-02-10 Richard Henderson <rth@redhat.com>
19573 Jakub Jelinek <jakub@redhat.com>
19574 Alexandre Oliva <aoliva@redhat.com>
19576 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
19577 * builtin-types.def (BT_WORD): Make unsigned.
19578 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
19579 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
19580 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
19581 * c-decl.c (grokdeclarator): Don't error if !have_tls.
19582 * c-parser.c (c_parser_omp_threadprivate): Likewise.
19583 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
19585 * expr.c (emutls_var_address): New.
19586 (expand_expr_real_1): Expand emulated tls.
19587 (expand_expr_addr_expr_1): Likewise.
19588 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
19589 * output.h (emutls_finish): Declare.
19590 * toplev.c (compile_file): Call it.
19591 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
19592 address before wrapping in CONST.
19593 * varasm.c (emutls_htab, emutls_object_type): New.
19594 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
19595 (get_emutls_object_name, get_emutls_object_type): New.
19596 (get_emutls_init_templ_addr, emutls_decl): New.
19597 (emutls_common_1, emutls_finish): New.
19598 (assemble_variable): When emulating tls, swap decls; generate
19599 constructor for the emutls objects.
19600 (do_assemble_alias): When emulating tls, swap decl and target name.
19601 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
19603 * varpool.c (decide_is_variable_needed): Look at force_output.
19604 Recurse for emulated tls.
19605 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
19606 with decide_is_variable_needed.
19607 * emutls.c: New file.
19608 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
19609 tls_object for real tls.
19611 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
19613 PR rtl-optimization/29599
19614 * reload1.c (eliminate_regs_in_insn): Take the destination
19615 mode into account when computing the offset.
19617 2007-02-09 Stuart Hastings <stuart@apple.com>
19618 Richard Henderson <rth@redhat.com>
19620 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19621 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19622 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
19623 fixuns_truncdfhi2): New.
19624 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
19625 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
19626 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
19627 (floatunssidf2): Allow nonimmediate source.
19628 * config/i386/sse.md (movdi_to_sse): New.
19629 (vec_concatv2di): Drop '*'.
19630 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
19631 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19632 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
19634 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
19635 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19636 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
19637 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
19638 (ix86_build_signbit_mask): Fix decl of v, refactor to call
19639 ix86_build_const_vector.
19640 (x86_emit_floatuns): Rewrite.
19642 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19644 * genautomata.c (longest_path_length): Delete unused function.
19645 (struct state): Delete unused longest_path_length.
19646 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
19647 (get_free_state): Delete unused.
19649 2007-02-09 Jan Hubicka <jh@suse.cz>
19651 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
19652 * doc/invoke.texi (inline-unit-growth): Update default value.
19654 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
19655 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
19656 (rebuild_cgraph_edges): Likewise.
19657 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
19658 (dump_cgraph_node): Dump frequencies.
19659 (cgraph_clone_edge): Add frequency scales.
19660 (cgraph_clone_node): Add freuqnecy.
19661 * cgraph.h (cgraph_edge): Add freuqnecy argument.
19662 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
19663 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
19664 * tree-pass.h (TODO_rebuild_frequencies): New constant.
19665 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
19666 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
19667 (save_inline_function_body): Likewise.
19668 * ipa-inline.c: inluce rtl.h
19669 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
19670 (cgraph_edge_badness): Use frequencies.
19671 (cgraph_decide_recursive_inlining): Update clonning.
19672 (cgraph_decide_inlining_of_small_function): Dump frequency.
19673 * predict.c (estimate_bb_frequencies): Export.
19674 * predict.h (estimate_bb_frequencies): Declare.
19675 * tree-inline.c (copy_bb): Watch overflows.
19676 (expand_call_inline): Update call of cgraph_create_edge.
19677 (optimize_inline_calls): Use TODO flags to update frequnecies.
19678 * passes.h: Include predict.h
19679 (init_optimization_passes): Move profile ahead.
19680 (execute_function_todo): Handle TODO_rebuild_frequencies.
19682 2007-02-09 Roger Sayle <roger@eyesopen.com>
19684 * config/alpha/alpha.c (emit_insxl): Force the first operand of
19685 the insbl or inswl pattern into a register.
19687 2007-02-09 Roger Sayle <roger@eyesopen.com>
19689 * config/ia64/ia64.md (bswapdi2): New define_insn.
19691 2007-02-09 Richard Henderson <rth@redhat.com>
19693 * config/i386/constraints.md (Ym): New constraint.
19694 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
19695 (movdi_1_rex64): Split sse and xmm general register moves from
19696 memory move alternatives. Use conditional register constraints.
19697 (movsf_1, movdf_integer): Likewise.
19698 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19699 (movdf_integer_rex64): New.
19700 (pushsf_rex64): Fix output constraints.
19701 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
19702 (sse2_stored): Likewise.
19703 (sse2_storeq_rex64): New.
19704 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
19705 amd and not generic.
19706 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
19707 for optimize_size. Remove SF/DFmode hack.
19709 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19711 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
19714 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
19715 Richard Sandiford <richard@codesourcery.com>
19717 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
19718 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
19719 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
19720 m68k/t-mlib to tmake_file.
19721 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
19722 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
19723 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
19724 Allow it to be cf or m68k. Set m68k_arch_family. If that
19725 variable is not empty, add t-$m68k_arch_family to tmake_file.
19726 Add t-mlibs to tmake_file.
19727 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
19728 * config/m68k/t-cf: New file.
19729 * config/m68k/t-m68k: Likewise.
19730 * config/m68k/t-mlibs: Likewise.
19731 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19732 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19733 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19734 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19735 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
19737 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
19738 (INSTALL_LIBGCC): Delete.
19739 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19740 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19741 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19742 (M68K_MLIB_CPU): Define.
19743 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19744 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19745 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
19747 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
19748 Richard Guenther <rguenther@suse.de>
19750 PR middle-end/23361
19751 * fold-const.c (fold_comparison): Handle obfuscated comparisons
19752 against INT_MIN/INT_MAX.
19753 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
19754 file if a loop is removed.
19756 2007-02-09 Joseph Myers <joseph@codesourcery.com>
19758 * calls.c (store_one_arg): Pass correct alignment to
19759 emit_push_insn for non-BLKmode values.
19760 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
19761 unaligned stack slot via a suitably aligned slot.
19763 2007-02-08 DJ Delorie <dj@redhat.com>
19765 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
19767 (legal_subregs): Use unsigned char, make const.
19768 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
19770 2007-02-08 Paul Brook <paul@codesourcery.com>
19772 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
19773 special interworking needed.
19775 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
19777 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
19778 conditional to __SSE2__.
19779 (Entries below should have been added to first ChangeLog
19780 entry for amdfam10 dated 2007-02-05)
19781 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
19783 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
19785 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
19788 2007-02-08 DJ Delorie <dj@redhat.com>
19790 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
19791 * config/m32c/m32c.c (legal_subregs): New.
19792 (m32c_illegal_subreg_p): New.
19793 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
19794 unsupported subregs of hard regs.
19796 2007-02-08 Jan Hubicka <jh@suse.cz>
19798 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
19799 the same one; always update histograms.
19801 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19803 * passes.c (init_optimization_passes): Tidy comment.
19805 2007-02-08 Roger Sayle <roger@eyesopen.com>
19807 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
19808 strip zero_extend, bswap and rotates from POCOUNT's argument.
19809 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
19810 zero_extend and rotates from PARITY's argument.
19811 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
19812 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
19813 of an integer constant at compile-time.
19815 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19818 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
19820 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
19823 * tree-ssa-live.c (remove_unused_locals): Do not remove
19824 TREE_ADDRESSABLE variables.
19825 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
19826 * tree-ssa-operands.c (add_virtual_operand): Remove argument
19827 FOR_CLOBBER. Update all users.
19828 If VAR has an associated alias set, add a virtual operand for
19829 it if no alias is found to conflict with the memory reference.
19831 2007-02-07 Jan Hubicka <jh@suse.cz>
19832 Robert Kidd <rkidd@crhc.uiuc.edu>
19834 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
19836 2007-02-07 Ian Lance Taylor <iant@google.com>
19838 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
19840 2007-02-07 Roger Sayle <roger@eyesopen.com>
19842 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
19843 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
19844 tablejumpdi, movsi_to_cr_one): Remove constraints from
19845 define_expand's match_operands.
19847 2007-02-07 Roger Sayle <roger@eyesopen.com>
19849 * global.c (compute_regsets): Move declatation of "i" inside of
19850 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
19852 2007-02-07 Jakub Jelinek <jakub@redhat.com>
19855 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
19856 of INDIRECT_REF <RESULT_DECL>.
19858 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
19860 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
19861 Kaz Kojima <kkojima@gcc.gnu.org>
19864 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
19866 (sh_initialize_trampoline): Add parentheses to avoid a warning.
19868 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
19870 * doc/loop.texi: Document possibility not to perform disambiguation
19871 of loops with multiple latches.
19872 * cfgloopmanip.c (alp_enum_p): Removed.
19873 (add_loop): Handle subloops. Use get_loop_body_with_size.
19874 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
19875 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
19876 the new forwarder block.
19877 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
19878 Handle the case latch is NULL.
19879 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
19880 modifications when marking loop exits.
19881 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
19883 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
19884 disambiguate_loops_with_multiple_latches.
19885 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
19886 before fix_loop_structure.
19887 * cfgloop.c: Include pointer-set.h and output.h.
19888 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
19889 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
19890 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
19891 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
19892 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
19893 disambiguate_multiple_latches, get_loop_body_with_size,
19894 disambiguate_loops_with_multiple_latches): New functions.
19895 (flow_loop_dump): Dump multiple latch edges.
19896 (flow_loop_nodes_find): Handle loops with multiple latches.
19897 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
19898 (glb_enum_p): Modified.
19899 (get_loop_body): Use get_loop_body_with_size.
19900 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
19901 (AVOID_CFG_MODIFICATIONS): New constant.
19902 (disambiguate_loops_with_multiple_latches, add_loop,
19903 get_loop_body_with_size): Declare.
19904 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
19906 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
19908 PR inline-asm/28686
19909 * global.c (compute_regsets): New function.
19910 (global_alloc): Refactored ELIMINABLE_REGSET
19911 and NO_GLOBAL_ALLOC_REGS computation out.
19912 (rest_of_handle_global_alloc): Call compute_regsets()
19913 for non-optimizing case.
19915 2007-02-06 Richard Henderson <rth@redhat.com>
19917 * config/i386/constraints.md (Y2): Rename from Y.
19918 (Yi): New constraint.
19919 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
19920 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
19921 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
19922 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
19923 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
19924 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
19925 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
19926 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
19927 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
19928 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
19929 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
19930 vec_extractv2si_1): Change Y constraints to Y2.
19931 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
19932 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
19933 Change Y constraints to Y2.
19934 (sse2_loadld): Change Y constraints to x.
19936 2007-02-06 Roger Sayle <roger@eyesopen.com>
19938 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
19939 (parity<mode>2): New define_expand using rs6000_emit_parity.
19940 * config/rs6000/rs6000.c (rs6000_emit_popcount,
19941 rs6000_emit_parity): New functions.
19942 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
19943 rs6000_emit_parity): Prototype here.
19945 2007-02-06 Ian Lance Taylor <iant@google.com>
19947 * lower-subreg.c (simple_move_operand): Reject CONST.
19948 (resolve_clobber): Call validate_change rather than directly
19949 assigning to XEXP (pat, 0).
19951 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19953 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
19954 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
19955 (tree-cfg.o): Remove hashtab.h dependency.
19957 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
19958 (struct ivopts_data): Change niters to pointer_map_t.
19959 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
19960 (niter_for_exit): Create pointer_map on demand. Change for
19962 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
19963 (free_loop_data): Destroy data->niters if created and reset field.
19964 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
19965 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
19967 * tree-ssa-reassoc.c: Include pointer-set.h.
19968 (bb_rank): Change to long *.
19969 (operand_rank): Change to pointer_map_t.
19970 (find_operand_rank): Return long, -1 if not found. Declare as inline.
19971 (insert_operand_rank): Accept long.
19972 (operand_entry_hash, operand_entry_eq): Remove.
19973 (get_rank): Return long. Adjust for changes above.
19974 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
19976 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
19978 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
19979 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
19980 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
19982 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
19983 directly since it cannot be NULL.
19984 (get_vi_for_tree): Rewrite for pointer_map API.
19985 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
19986 (init_alias_vars): Create vi_for_tree as pointer_map.
19987 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
19989 * tree-cfg.c: Don't include hashtab.h.
19990 (edge_to_cases): Declare as pointer_map.
19991 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
19993 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
19994 (start_recording_case_labels): Create edge_to_cases as pointer_map.
19995 (end_recoding_case_labels): Cleanup edge_to_cases manually before
19997 (record_switch_edge): Delete.
19998 (get_cases_for_edge): Adjust for pointer_map API, inline
19999 record_switch_edge (rewritten for new API), remove goto.
20001 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20003 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
20004 * tree-nested.c: Include pointer-set.h.
20005 (var_map_elt, var_map_eq, var_map_hash): Delete.
20006 (struct nesting_info): Remove GTY marker. Change the two htab_t's
20007 to pointer_map_t's.
20008 (nesting_info_bitmap_obstack): New.
20009 (lookup_field_for_decl): Adjust for pointer_map API.
20010 (lookup_tramp_for_decl): Adjust for pointer_map API.
20011 (get_nonlocal_debug_decl): Adjust for pointer_map API.
20012 (get_local_debug_decl): Adjust for pointer_map API.
20013 (convert_nl_goto_reference): Adjust for pointer_map API.
20014 (convert_nl_goto_receiver): Adjust for pointer_map API.
20015 (create_nesting_tree): Create outside GGC space. Create bitmap on
20016 the new obstack. Create field_map and var_map as pointer_maps.
20017 (free_nesting_tree): Adjust for changes to create_nesting_tree.
20019 (lower_nested_functions): Move root here, no need to NULL it.
20020 Initialize and release the obstack.
20022 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
20024 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
20025 Remove prototypes and make them non-static.
20026 (struct tree_int_map): Remove.
20027 * tree.h (struct tree_int_map): Move here, turning TO into an
20029 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
20031 * tree.h (TREE_COMPLEXITY): Remove.
20032 (struct tree_exp): Remove complexity field.
20033 * tree.c (build1_stat): Don't set it.
20035 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
20036 Victor Kaplansky <victork@il.ibm.com>
20038 * tree-vectorizer.c (vect_is_simple_use): Support induction.
20039 (vect_is_simple_reduction): Support reduction with induction as
20040 one of the operands.
20041 (vect_is_simple_iv_evolution): Fix formatting.
20042 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
20043 formatting. Don't mark induction phis for vectorization.
20044 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
20045 * tree-vect-transform.c (get_initial_def_for_induction): New function.
20046 (vect_get_vec_def_for_operand): Support induction.
20047 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
20049 (vectorizable_reduction): Support reduction with induction as one of
20051 (vectorizable_type_demotion): Use def-type of stmt argument rather
20052 than dummy def-type.
20054 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
20055 flag_tree_scev_cprop.
20056 * common.opt (tree-scev-cprop): New flag.
20058 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
20059 call to vect_get_new_vect_var.
20061 2007-02-06 Ira Rosen <irar@il.ibm.com>
20063 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
20064 vectype is not NULL.
20065 (vect_pattern_recog_1): Likewise.
20067 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20069 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
20070 (fold_negate_expr): Likewise.
20072 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
20075 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
20076 even if cv-qualification is the same.
20078 2007-02-05 Geoffrey Keating <geoffk@apple.com>
20080 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
20081 __enable_execute_stack on completion.
20083 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20085 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
20086 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
20087 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
20088 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
20089 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
20090 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
20091 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
20092 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
20094 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20096 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
20097 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
20098 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
20099 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
20100 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
20101 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
20102 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
20103 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
20104 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
20105 umuldi3_highpart_rex64, umulsi3_highpart_insn,
20106 umulsi3_highpart_zext, smuldi3_highpart_rex64,
20107 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
20108 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
20109 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
20110 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
20111 sqrtextenddfxf2_i387): Added amdfam10_decode.
20113 * config/i386/athlon.md (athlon_idirect_amdfam10,
20114 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
20115 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
20116 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
20117 athlon_ivector_store_amdfam10): New define_insn_reservation.
20118 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
20121 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20123 * config/i386/athlon.md (athlon_call_amdfam10,
20124 athlon_pop_amdfam10, athlon_lea_amdfam10): New
20125 define_insn_reservation.
20126 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
20127 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
20128 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
20130 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20132 * config/i386/athlon.md (athlon_sseld_amdfam10,
20133 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
20134 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
20136 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20138 * config/i386/athlon.md (athlon_sseins_amdfam10): New
20139 define_insn_reservation.
20140 * config/i386/i386.md (sseins): Added sseins to define_attr type
20141 and define_attr unit.
20142 * config/i386/sse.md: Set type attribute to sseins for insertq
20145 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20147 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
20148 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
20149 ssecomi_load_amdfam10, ssecomi_amdfam10,
20150 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
20151 define_insn_reservation.
20152 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
20154 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20156 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
20157 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
20158 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
20159 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
20160 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
20161 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
20162 define_insn_reservation.
20164 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
20165 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
20166 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
20167 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
20168 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
20170 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20172 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
20173 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
20174 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
20175 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
20176 athlon_ssemul_load_k8): Added amdfam10.
20178 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20180 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
20181 (x86_sse_unaligned_move_optimal): New variable.
20183 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
20185 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
20186 for unaligned vector SSE double/single precision loads for AMDFAM10.
20188 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20190 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
20191 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
20192 Define TARGET_CPU_DEFAULT_amdfam10.
20193 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
20194 (processor_type): Add PROCESSOR_AMDFAM10.
20196 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
20197 processor_type in config/i386/i386.h.
20198 Enable imul peepholes for TARGET_AMDFAM10.
20200 * config.gcc: Add support for --with-cpu option for amdfam10.
20202 * config/i386/i386.c (amdfam10_cost): New variable.
20203 (m_AMDFAM10): New macro.
20204 (m_ATHLON_K8_AMDFAM10): New macro.
20205 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
20206 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
20207 x86_promote_QImode, x86_integer_DFmode_moves,
20208 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20209 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
20210 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
20211 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
20212 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
20213 Enable/disable for amdfam10.
20214 (override_options): Add amdfam10_cost to processor_target_table.
20215 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
20216 processor_alias_table.
20217 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
20218 (ix86_adjust_cost): Add code for amdfam10.
20220 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20222 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
20223 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
20224 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
20225 * config/i386/i386.h: Add builtin definition for SSE4A.
20226 * config/i386/i386.md: Add support for ABM instructions
20227 (popcnt and lzcnt).
20228 * config/i386/sse.md: Add support for SSE4A instructions
20229 (movntss, movntsd, extrq, insertq).
20230 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
20231 Add -march=amdfam10 flag.
20232 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
20233 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
20235 * doc/extend.texi: Add documentation for SSE4A builtins.
20237 2007-02-05 Bob Wilson <bob.wilson@acm.org>
20239 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
20241 2007-02-05 Richard Guenther <rguenther@suse.de>
20243 * tree-vectorizer.h (vectorizable_function): Add argument type
20244 argument, change return type.
20245 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
20246 * tree-vect-transform.c (vectorizable_function): Handle extra
20247 argument, return vectorized function decl.
20248 (build_vectorized_function_call): Remove.
20249 (vectorizable_call): Handle calls with result and argument types
20250 differing. Handle loop vectorization factor correctly.
20251 * targhooks.c (default_builtin_vectorized_function): Adjust for
20253 * targhooks.h (default_builtin_vectorized_function): Likewise.
20254 * target.h (builtin_vectorized_function): Add argument type
20256 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
20257 extra argument, allow vectorizing of lrintf.
20258 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
20259 documentation of target hook.
20261 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
20264 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
20265 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
20266 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
20268 2007-02-05 Roger Sayle <roger@eyesopen.com>
20270 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
20271 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
20272 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
20273 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
20274 before canonicalizing sincos to cexpi.
20275 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
20277 2007-02-05 Roger Sayle <roger@eyesopen.com>
20279 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
20280 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
20281 (alpha_init_builtins): Use alpha_add_builtins to process tables.
20283 2007-02-05 Roger Sayle <roger@eyesopen.com>
20285 * mips-tfile.c (initialize_init_file): Correct endianness test.
20287 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
20289 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
20290 the 'y' constraint.
20292 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20294 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
20295 saves in a PARALLEL before the register assignments.
20297 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20299 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
20300 DWARF_FRAME_RETURN_COLUMN to be a general register.
20301 * dwarf2out.c (init_return_column_size): New function, split from...
20302 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
20303 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
20304 to be nongeneral registers.
20305 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
20307 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
20308 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
20310 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20312 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
20314 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20316 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
20317 (remove_path): Use can_remove_branch_p and remove_branch instead
20318 of loop_delete_branch_edge.
20319 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
20320 (tree_transform_and_unroll_loop): Remove dead branches immediately.
20321 Update profile using scale_dominated_blocks_in_loop.
20322 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
20323 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
20324 (can_remove_branch_p, remove_branch): Declare.
20325 * tree-cfg.c (tree_can_remove_branch_p): New function.
20326 (tree_cfg_hooks): Add tree_can_remove_branch_p.
20327 * cfgrtl.c (rtl_can_remove_branch_p): New function.
20328 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
20330 2007-02-05 Jan Hubicka <jh@suse.cz>
20332 PR middle-end/30696
20333 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
20334 nodes in cgraph, don't remove offline copy of the function.
20336 2007-02-04 Jan Hubicka <jh@suse.cz>
20338 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
20339 vectors might cause maybe_lookup_element_for_expr to be called
20340 on non-sra-candidate.
20342 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20344 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
20345 config/bfin/bfin.md, config/bfin/predicates.md: Follow
20346 spelling conventions.
20348 2007-02-04 Richard Guenther <rguenther@suse.de>
20350 PR middle-end/30636
20351 * fold-const.c (try_move_mult_to_index): Make sure to not
20352 overflow one dimension of a multi-dimensional array access.
20354 2007-02-04 Jan Hubicka <jh@suse.cz>
20356 * passes.c (init_optimization_passes): Reindent.
20358 2007-02-04 Jan Hubicka <jh@suse.cz>
20359 Eric Botcazou <ebotcazou@adacore.com>
20361 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
20362 (execute_fixup_cfg): Break out the abnormal goto code.
20363 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
20364 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
20365 (optimize_inline_calls): Call make_nonlocal_label_edges.
20367 2007-02-04 Jan Hubicka <jh@suse.cz>
20369 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
20370 true when something was changed.
20371 (rename_ssa_copies): When something was changed, do
20372 TODO_remove_unused_locals.
20373 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
20374 add TODO_remove_unused_locals when instruction was removed.
20376 2007-02-04 Jan Hubicka <jh@suse.cz>
20378 * ipa-inline.c (try_inline): Improve debug output; work on already
20380 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
20381 call try_inline for already inlined edges too when flattening;
20382 inline also functions that make callee growth but overall unit size
20385 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20387 * config/m32c/bitops.md, config/m32c/jump.md,
20388 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
20389 config/m32r/m32r.h, config/m32r/m32r.md,
20390 config/m32r/predicates.md, config/m68hc11/larith.asm,
20391 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
20392 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
20393 config/mips/mips-protos.h, config/mips/mips.c,
20394 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
20395 config/mn10300/mn10300.h, config/mn10300/predicates.md,
20396 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
20397 spelling conventions.
20399 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
20400 Follow spelling conventions.
20402 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
20404 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
20405 warn about C++0x compatibility.
20407 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20409 * config/h8300/h8300.c, config/h8300/h8300.h,
20410 config/h8300/h8300.md: Follow spelling conventions.
20412 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
20414 PR middle-end/30667
20415 * combine.c (try_combine): Do not substitute source operand
20416 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
20418 2007-02-03 Jan Hubicka <jh@suse.cz>
20420 PR gcov-profile/30650
20421 * value-prof.c (stringop_block_profile): Fix handling of size counter;
20422 do not divide by zero for never executed counters.
20423 (tree_find_values_to_profile): Fix counters.
20424 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
20426 2007-02-03 Ian Lance Taylor <iant@google.com>
20428 * lower-subreg.c (simple_move_operand): New static function,
20429 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
20431 (simple_move): Call simple_move_operand.
20432 (find_decomposable_subregs): Add special handling of MEMs.
20433 (can_decompose_p): Rename from cannot_decompose_p. Reverse
20434 meaning of return value. If we see a hard register, test whether
20435 it can store a word_mode value. Change all callers.
20437 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20439 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
20440 ftrapv insns and expanders.
20441 (subdi3): Change define_expand operand 1 to arith11_operand, and
20442 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
20443 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
20444 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
20447 PR middle-end/30174
20448 * varasm.c (notice_global_symbol): Treat global objects as weak when
20449 flag_shlib is true.
20451 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20453 * emit-rtl.c (dconstpi): Delete.
20454 (dconstsqrt2): New.
20455 (init_emit_once): Delete dconstpi and init dconstsqrt2.
20456 * real.h (dconstpi): Delete.
20457 (dconstsqrt2): New.
20458 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
20459 (fold_builtin_hypot): Likewise.
20461 2007-02-03 Tom Tromey <tromey@redhat.com>
20464 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
20465 -gcoff3, -gxcoff3, -gvms3 implies -dD.
20467 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
20469 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
20470 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
20471 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
20472 config/rs6000/cell.md, config/rs6000/darwin.h,
20473 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
20474 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
20475 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
20476 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
20477 typos. Follow spelling conventions.
20478 * doc/invoke.texi: Follow spelling conventions.
20480 2007-02-03 Roger Sayle <roger@eyesopen.com>
20482 * simplify-rtx.c (simplify_relational_operation_1): Implement some
20483 canonicalization transformations that attempt to simplify integer
20484 constant comparisons to become comparisons against zero.
20486 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20488 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
20490 * fold-const.c (fold_binary): Fix comment typos. Fold complex
20491 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
20493 2007-02-02 Mike Stump <mrs@apple.com>
20495 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
20496 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
20497 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
20498 generate a branch island.
20500 2007-02-02 Bob Wilson <bob.wilson@acm.org>
20502 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
20503 (xtensa_legitimate_address_p): New.
20504 (xtensa_legitimize_address): New.
20505 (xtensa_output_addr_const_extra): New.
20506 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
20508 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
20509 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
20510 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
20511 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
20512 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
20513 (xtensa_legitimize_address): New.
20514 (xtensa_output_addr_const_extra): New.
20516 2007-02-02 Steve Ellcey <sje@cup.hp.com>
20518 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
20520 2007-02-02 Ian Lance Taylor <iant@google.com>
20522 * expmed.c (expand_divmod): Add comment.
20524 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
20526 * emit-rtl.c (renumber_insns): Remove.
20527 * flags.h: Remove the extern for flag_renumber_insns.
20528 * rtl.h: Remove the prototype for renumber_insns.
20529 * toplev.c (flag_renumber_insns): Remove.
20531 2007-02-02 Hui-May Chang <hm.chang@apple.com>
20533 Revert for x86 darwin:
20534 2005-06-19 Uros Bizjak <uros@kss-loka.si>
20536 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
20537 code before the following patch under TARGET_MACHO.
20538 (ix86_function_value_regno_p): Likewise.
20540 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20542 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
20545 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20548 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
20549 loads to general or fp registers. Add comments.
20550 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
20552 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
20554 * pointer-set.c (insert_aux): Only return insertion slot.
20555 (pointer_set_insert): Adjust.
20556 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
20557 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
20558 pointer_map_traverse): New.
20559 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
20560 pointer_map_create, pointer_map_destroy, pointer_map_insert,
20561 pointer_map_contains, pointer_map_traverse): Declare.
20563 2007-02-02 Jakub Jelinek <jakub@redhat.com>
20565 PR middle-end/30473
20566 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
20567 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
20569 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20571 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
20573 (struct _dep): New type.
20574 (dep_t): New typedef.
20575 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
20576 (DEP_STATUS): New access macro. The macro with the same name was
20577 renamed to DEP_LINK_STATUS.
20578 (dep_init): Declare function
20580 (struct _dep_link): New type.
20581 (dep_link_t): New typedef.
20582 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
20583 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
20584 (DEP_LINK_STATUS): New macro.
20585 (debug_dep_links): New debug function.
20587 (struct _deps_list): New type.
20588 (deps_list_t): New typedef.
20589 (DEPS_LIST_FIRST): New access macro.
20590 (FOR_EACH_DEP_LINK): New cycle macro.
20591 (create_deps_list, free_deps_list, delete_deps_list): Declare
20593 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
20594 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
20595 (copy_deps_list_change_con): Ditto.
20597 (move_dep_link): Declare function.
20599 (struct _dep_node): New type.
20600 (dep_node_t): New typedef.
20601 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
20603 (struct haifa_insn_data.back_deps): New field to hold backward
20604 dependencies of the insn.
20605 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
20607 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
20608 Change its type to deps_list_t.
20609 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
20610 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
20611 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
20613 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
20615 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
20617 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
20619 (dep_cost): Declare.
20621 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
20622 (ds_to_dk, dk_to_ds): New functions.
20624 (init_dep_1): New static function.
20625 (init_dep): New function.
20626 (copy_dep): New static function.
20628 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
20630 (detach_dep_link): New static function.
20631 (move_dep_link): New function.
20633 (dep_links_consistent_p, dump_dep_links): New static functions.
20634 (debug_dep_links): New debugging function.
20636 (deps_obstack, dl_obstack, dn_obstack): New static variables.
20638 (alloc_deps_list, init_deps_list): New static functions.
20639 (create_deps_list): New function.
20640 (clear_deps_list): New static function.
20641 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
20642 (deps_list_consistent_p, dump_deps_list): New static functions.
20643 (debug_deps_list): New function.
20644 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
20646 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
20648 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
20649 use new scheduler dependencies lists.
20650 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
20651 (sched_analyze): Ditto. Initialize dependencies lists.
20652 (add_forw_dep, compute_forward_dependences): Update to use new
20653 scheduler dependencies lists.
20655 (init_dependency_caches): Init deps_obstack.
20656 (free_dependency_caches): Free deps_obstack.
20658 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
20659 new scheduler dependencies lists.
20660 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
20661 (add_back_forw_dep, delete_back_forw_dep): Ditto.
20663 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
20664 Update to use new scheduler dependencies lists.
20665 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
20666 (debug_dependencies): Ditto.
20667 (schedule_region): Update comments.
20669 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
20670 scheduler dependencies lists.
20671 (schedule_ebb): Update comments.
20673 * rtl.def (DEPS_LIST): Remove.
20675 * lists.c (unused_deps_list): Remove.
20676 (free_list): Update assertions.
20678 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
20679 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20681 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
20682 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20684 * haifa-sched.c (comments): Update.
20685 (insn_cost1): Remove. Inline the code into insn_cost ().
20686 (insn_cost): Update to use new scheduler dependencies lists. Move
20687 processing of the dependency cost to dep_cost ().
20688 (dep_cost): New function. Use it instead of insn_cost () when
20689 evaluating cost of the dependency. Use compatible interface to
20690 interact with the target.
20691 (priority): Update to use new scheduler dependencies lists.
20692 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
20693 with greater number of insns that depend on the insn.
20694 (schedule_insn): Update to use new scheduler dependencies lists. Add
20695 code to free backward dependencies lists. Inline and optimize code
20696 from resolve_dep () - see PR28071.
20697 (ok_for_early_queue_removal): Update to use new scheduler dependencies
20698 lists. Update call to targetm.sched.is_costly_dependence hook.
20700 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
20701 scheduler dependencies lists.
20703 (resolve_dep): Remove. Move the logic to schedule_insn ().
20704 (init_h_i_d): Initialize dependencies lists.
20706 (process_insn_depend_be_in_spec): Rename to
20707 process_insn_forw_deps_be_in_spec. Update to use new scheduler
20708 dependencies lists.
20709 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
20710 Update to use new scheduler dependencies lists.
20711 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
20713 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
20714 new scheduler dependencies lists.
20715 (build_intra_loop_deps): Ditto.
20717 * target.h (struct _dep): Declare to use in
20718 gcc_target.sched.is_costly_dependence.
20719 (struct gcc_target.sched.adjust_cost): Fix typo.
20720 (struct gcc_target.sched.is_costly_dependence): Change signature to
20721 use single dep_t parameter instead of an equivalent triad.
20722 (struct gcc_target.sched.adjust_cost_2): Remove.
20724 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
20726 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
20728 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
20730 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
20732 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
20733 (REG_DEP_TRUE): Document.
20735 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
20736 Change signature to correspond to the targetm.sched.adjust_cost hook.
20737 Update use in TARGET_SCHED_ADJUST_COST_2.
20738 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
20739 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
20740 new scheduler dependencies lists.
20741 (ia64_gen_check): Ditto.
20743 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
20744 scheduler dependencies lists.
20746 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
20747 signature to correspond to the targetm.sched.is_costly_dependence hook.
20748 (is_costly_group): Update to use new scheduler dependencies lists.
20750 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
20751 instead of INSN_COST () macro.
20753 2007-02-01 Ian Lance Taylor <iant@google.com>
20755 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
20757 2007-02-01 Guy Martin <gmsoft@gentoo.org>
20759 * pa.md (tp_load): Correct mfctl instruction syntax.
20761 2007-02-01 Geoffrey Keating <geoffk@apple.com>
20763 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
20764 altivec_padding_size calculation on AIX. Improve comment, add
20765 assert to verify that it's right.
20767 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
20770 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
20772 PR inline-asm/28686
20773 * global.c (global_alloc): Add mising initialization of
20776 2007-02-01 Roger Sayle <roger@eyesopen.com>
20778 * alias.c (init_alias_analysis): Correct whitespace.
20779 * bb-reorder.c (fix_edges_for_rarely_executed_code,
20780 partition_hot_cold_basic_blocks): Likewise.
20781 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
20782 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
20783 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
20784 fold_builtin_snprintf_chk, fold_builtin_printf,
20785 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
20786 do_mpfr_arg3, do_mpfr_sincos): Likewise.
20787 * cfgcleanup.c (cleanup_cfg): Likewise.
20788 * cfgexpand.c (tree_expand_cfg): Likewise.
20789 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
20790 * function.c (get_next_funcdef_no): Likewise.
20791 * gengtype.c (main): Likewise.
20792 * genmodes.c (main): Likewise.
20793 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
20794 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
20795 * ifcvt.c (noce_emit_move_insn): Likewise.
20796 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
20798 * stor-layout.c (get_best_mode): Likewise.
20799 * tree-ssa-loop-niter.c (get_val_for): Likewise.
20800 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
20801 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
20802 perform_var_substitution, solve_graph): Likewise.
20803 * tree-vrp.c (vrp_finalize): Likewise.
20805 2007-02-01 Ian Lance Taylor <iant@google.com>
20807 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
20808 high part of a paradoxical subreg, return a constant zero.
20810 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
20812 * toplev.c (lang_dependent_init): Call init_set_costs.
20813 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
20815 2007-02-01 Richard Guenther <rguenther@suse.de>
20817 PR middle-end/30656
20818 * fold-const.c (fold_negate_expr): Allow negating a
20819 constant if overflow does not change.
20821 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20823 * doc/c-tree.texi (Expression trees): Improve markup.
20824 * doc/tm.texi (Register Classes, Addressing Modes)
20825 (Floating Point): Fix spacing after abbreviations. Fix some
20828 2007-02-01 Ben Elliston <bje@au.ibm.com>
20830 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
20831 * doc/contrib.texi: Likewise.
20832 * doc/install.texi: Likewise.
20834 2007-01-31 Richard Henderson <rth@redhat.com>
20835 Ian Lance Taylor <iant@google.com>
20837 * lower-subreg.c: New file.
20838 * rtl.def (CONCATN): Define.
20839 * passes.c (init_optimization_passes): Add pass_lower_subreg and
20840 pass_lower_subreg2.
20841 * emit-rtl.c (update_reg_offset): New static function, broken out
20842 of gen_rtx_REG_offset.
20843 (gen_rtx_REG_offset): Call update_reg_offset.
20844 (gen_reg_rtx_offset): New function.
20845 * regclass.c: Revert patch of 2006-03-05, restoring
20847 (clear_reg_info_regno): New function.
20848 * dwarf2out.c (concatn_loc_descriptor): New static function.
20849 (loc_descriptor): Handle CONCATN.
20850 * common.opt (fsplit_wide_types): New option.
20851 * opts.c (decode_options): Set flag_split_wide_types when
20853 * timevar.def (TV_LOWER_SUBREG): Define.
20854 * rtl.h (gen_reg_rtx_offset): Declare.
20855 (reg_scan_update): Declare.
20856 * regs.h (clear_reg_info_regno): Declare.
20857 * tree-pass.h (pass_lower_subreg): Declare.
20858 (pass_lower_subreg2): Declare.
20859 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
20860 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
20861 -fsplit-wide-types.
20862 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
20863 * Makefile.in (OBJS-common): Add lower-subreg.o.
20864 (lower-subreg.o): New target.
20866 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20868 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
20870 2007-01-31 Anatoly Sokolov <aesok@post.ru>
20873 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
20875 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20877 PR middle-end/29335
20878 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
20880 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
20882 * cfgloop.h: Include vec-prim.h.
20883 (enum li_flags): Remove LI_ONLY_OLD.
20884 (loop_iterator): Changed.
20885 (fel_next, fel_init): Iterate over loop tree.
20886 (FOR_EACH_LOOP_BREAK): New macro.
20887 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
20889 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
20890 * modulo-sched.c (sms_schedule): Ditto.
20891 * tree-vectorizer.c (vectorize_loops): Ditto.
20892 * doc/loop.texi: Update information on loop numbering and behavior of
20893 FOR_EACH_LOOP wrto new loops.
20894 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
20895 add_to_evolution_1): Test nestedness of loops instead of comparing
20897 * tree-chrec.c (chrec_fold_plus_poly_poly,
20898 chrec_fold_multiply_poly_poly, chrec_evaluate,
20899 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
20900 reset_evolution_in_loop): Ditto.
20901 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
20903 2007-01-31 Dirk Mueller <dmueller@suse.de>
20905 * c-common.c (warn_about_parentheses): Separate warning about
20906 un-parenthized sequence of comparison operators from the one
20907 which is supposed to warn about x <= y <= z.
20909 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
20911 * optabs.h (enum optab_index): Add new OTI_isinf.
20912 (isinf_optab): Define corresponding macro.
20913 * optabs.c (init_optabs): Initialize isinf_optab.
20914 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
20916 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
20917 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
20919 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
20920 expand_builtin_interclass_mathfn.
20921 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
20922 * config/i386/i386.md (UNSPEC_FXAM): New constant.
20923 (fxam<mode>2_i387): New insn pattern.
20924 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
20925 built-in functions as x87 inline asm.
20927 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20929 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
20931 2007-01-30 Eric Christopher <echristo@apple.com>
20933 * config.gcc: Add geode.
20935 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20937 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
20938 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
20939 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
20940 value-prof.c: Fix comment typos.
20942 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20945 * doc/invoke.texi (Wpointer-arith): Document warning.
20947 2007-01-30 Janis Johnson <janis187@us.ibm.com>
20949 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
20950 the list of discrepancies from the draft TR.
20952 2007-01-30 Dirk Mueller <dmueller@suse.de>
20955 * doc/invoke.texi (-Wreturn-type): Update description to
20956 match new behavior.
20958 2007-01-30 Richard Sandiford <richard@codesourcery.com>
20960 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
20962 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
20964 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
20965 to handle optabs that operate on floating point input argument and
20966 output to integer output.
20967 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
20968 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
20969 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
20970 expand_builtin_interclass_mathfn ().
20971 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
20972 (ilogbsi2): Remove.
20973 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
20974 ilogbl built-in functions as x87 intrinsics.
20976 2007-01-30 Richard Guenther <rguenther@suse.de>
20978 PR middle-end/27657
20979 * dwarf2out.c (reference_to_unused): Query varpool if the
20980 variable was output.
20982 2007-01-30 Richard Guenther <rguenther@suse.de>
20984 PR middle-end/30313
20985 * passes.c (execute_one_pass): Reset in_gimple_form to not
20986 confuse non-unit-at-a-time mode.
20988 2007-01-29 Roger Sayle <roger@eyesopen.com>
20989 Richard Guenther <rguenther@suse.de>
20991 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
20992 avoid undefined behaviour on overflow. Use force_fit_type_double
20993 to construct the constant with the specified TREE_OVERFLOW.
20995 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20997 * config/dfp-bit.c: Add parameterized support for fp exceptions.
20998 * config/dfp-bit.h: Ditto.
21000 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21002 * c-decl.c (pop_scope): Replace warnings with call to
21003 warn_for_unused_label.
21004 * c-common.h (warn_for_unused_label): Declare.
21005 * c-common.c (warn_for_unused_label): Define.
21007 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21009 * tree-optimize.c (update_inlined_to_pointers): Delete unused
21012 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21014 * Makefile.in (USER_H): Remove decfloat.h.
21015 * ginclude/decfloat.h: Delete, moving contents to ...
21016 * ginclude/float.h: Add support for decimal floating point,
21017 guarded by __STDC_WANT_DEC_FP__.
21019 2007-01-29 Mike Stump <mrs@apple.com>
21021 * doc/gccint.texi (Top): Rename Loop Representation to Loop
21022 Analysis and Representation to resolve case insensitive conflict.
21023 * doc/loop.texi (Loop Analysis and Representation): Likewise.
21025 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
21027 * tree.h (struct tree_memory_tag): Add aliases member.
21028 (MTAG_ALIASES): New macro.
21029 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
21030 (add_may_alias): Remove pointer-set. Update for may_aliases being
21032 (mark_aliases_call_clobbered): Update for may_aliases being a
21034 (compute_tag_properties): Ditto.
21035 (create_partition_for): Ditto.
21036 (compute_memory_partitions): Ditto.
21037 (dump_may_aliases_for): Ditto.
21038 (is_aliased_with): Ditto.
21039 (add_may_alias_for_new_tag): Ditto.
21040 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
21041 (compute_is_aliased): New function.
21042 (compute_may_aliases): Call compute_is_aliased).
21043 (init_alias_info): Initialize alias_bitmap_obstack.
21044 (union_alias_set_into): New function.
21045 (compute_flow_sensitive_aliasing): Use union_aliases_into.
21046 (have_common_aliases_p): Rewrite to take two bitmaps and use
21048 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
21049 Update for bitmaps.
21050 (finalize_ref_all_pointers): Update for add_may_alias changes.
21051 (new_type_alias): Ditto.
21052 * tree-flow-inline.h (may_aliases): Return a bitmap.
21053 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
21054 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
21055 may_aliases being a bitmap.
21056 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
21057 may_aliases now returns a bitmap.
21058 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
21060 * tree-ssa-operands.c (add_virtual_operand): Update for
21061 may_aliases being a bitmap.
21063 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
21065 PR tree-optimization/30630
21066 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
21067 variable as changed.
21069 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
21072 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
21073 expanded only once even if an error occurs.
21075 2007-01-29 Ben Elliston <bje@au.ibm.com>
21077 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
21078 (__gcov_average_profiler): Likewise.
21079 (__gcov_ior_profiler): Likewise.
21080 (__gcov_merge_ior): Likewise.
21082 2007-01-28 Jan Hubicka <jh@suse.cz>
21084 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
21085 * value-prof.c (stringop_block_profile): Likewise.
21087 2007-01-28 Jan Hubicka <jh@suse.cz>
21089 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
21090 Add variant handling histograms; add wrapper.
21091 (clear_storage_via_libcall): Export.
21092 (emit_block_move_hints): Break out from ...; add histograms.
21093 (emit_block_move): ... this one.
21094 (clear_storage_hints): Break out from ...; add histograms.
21095 (clear_storage): ... this one.
21096 (set_storage_via_memset): Handle histogram.
21097 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
21098 (clear_storage_hints, clear_storage_via_libcall): Declare.
21099 (set_storage_via_setmem): Update prototype.
21100 * doc/md.texi (movmem, setmem): Document new arguments.
21102 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
21103 Add new histograms.
21104 (stringop_block_profile): New global function.
21105 (tree_stringops_values_to_profile): Profile block size and alignment.
21106 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
21108 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
21109 (stringop_block_profile): Declare.
21110 * builtins.c: Include value-prof.h.
21111 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
21112 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
21113 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
21114 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
21115 * profile.c (instrument_values): Add new counters.
21116 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
21118 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
21119 (tree_init_edge_profiler): Build new profilers.
21120 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
21121 (pass_tree_profile): Add dump.
21122 (tree_profile_hooks): Update.
21123 * Makefile.in (LIBGCOV): Add new constants.
21124 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
21125 __gcov_ior_profiler): New.
21126 * i386.md (movmem/setmem expanders): Add new optional arguments.
21128 2007-01-28 David Edelsohn <edelsohn@gnu.org>
21130 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
21132 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21134 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
21135 (tree_unswitch_single_loop): Pass eni_size_weights to
21136 tree_num_loop_insns.
21137 * tree-ssa-loop-manip.c: Include tree-inline.h.
21138 (can_unroll_loop_p): Pass eni_size_weights to
21139 tree_num_loop_insns.
21140 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
21141 Pass eni_size_weights to estimate_num_insns.
21142 * tree.h (init_inline_once): Export.
21143 * toplev.c (backend_init): Call init_inline_once.
21144 * cgraphunit.c (cgraph_process_new_functions,
21145 cgraph_analyze_function): Pass eni_inlining_weights to
21146 estimate_num_insns.
21147 * ipa-inline.c (compute_inline_parameters): Ditto.
21148 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
21149 to estimate_num_insns.
21150 (try_unroll_loop_completely): Pass eni_size_weights to
21151 tree_num_loop_insns.
21152 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
21153 ot estimate_num_insns.
21154 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
21155 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
21156 * tree-inline.c (eni_inlining_weights, eni_size_weights,
21157 eni_time_weights): New variables.
21158 (init_inline_once): Initialize them.
21159 (struct eni_data): Mew.
21160 (estimate_num_insns_1, estimate_num_insns): Use weights.
21161 * tree-inline.h (struct eni_weights_d): New.
21162 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
21163 (estimate_num_insns): Declaration changed.
21164 * cfgloop.h (tree_num_loop_insns): Declaration changed.
21165 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
21166 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
21168 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21170 * tree-data-ref.c (conflict_fn): Assert that the number of affine
21171 relations in the conflict function is valid.
21173 2007-01-27 Ian Lance Taylor <iant@google.com>
21175 * common.opt: Add fstrict-overflow.
21176 * opts.c (decode_options): Set flag_strict_overflow if -O2.
21177 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
21178 (TYPE_OVERFLOW_UNDEFINED): Define.
21179 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
21181 * tree.h (TYPE_TRAP_SIGNED): Don't define.
21182 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
21183 (fold_negate_expr): Likewise.
21184 (make_range): Likewise.
21185 (extract_muldiv_1): Likewise.
21186 (maybe_canonicalize_comparison): Likewise.
21187 (fold_comparison): Likewise.
21188 (fold_binary): Likewise.
21189 (tree_expr_nonnegative_p): Likewise.
21190 (tree_expr_nonzero_p): Likewise.
21191 * tree-vrp.c (compare_values): Likewise.
21192 (extract_range_from_binary_expr): Likewise.
21193 (extract_range_from_unary_expr): Likewise.
21194 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
21196 (nowrap_type_p): Likewise.
21197 * tree-scalar-evolution.c (simple_iv): Likewise.
21198 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
21199 (build_range_check): Likewise.
21200 (extract_muldiv_1): Likewise.
21201 (fold_comparison): Likewise.
21202 * tree-vrp.c (vrp_int_const_binop): Likewise.
21203 (extract_range_from_unary_expr): Likewise.
21204 * convert.c (convert_to_integer): Likewise.
21205 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
21206 (fold_comparison): Likewise.
21207 (fold_binary): Likewise.
21208 * optabs.c (optab_for_tree_code): Likewise.
21209 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
21210 * simplify-rtx.c (simplify_const_relational_operation): Check
21211 flag_strict_overflow and flag_trapv.
21212 (simplify_const_relational_operation): Likewise.
21213 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
21214 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
21217 2007-01-27 Roger Sayle <roger@eyesopen.com>
21219 * tree.c (tree_fold_gcd): Delete.
21220 * tree.h (tree_fold_gcd): Remove prototype.
21221 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
21222 test whether one constant integer is a multiple of another. Instead
21223 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
21224 * fold-const.c (multiple_of_p): We've determined both TOP and
21225 BOTTOM are integer constants so we can call int_const_binop directly
21226 instead of the more generic const_binop.
21228 2007-01-27 Roger Sayle <roger@eyesopen.com>
21230 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
21231 1*X check that the constant hasn't overflowed, to preserve the
21233 (round_up): Provide an efficient implementation when rouding-up an
21234 INTEGER_CST to a power-of-two.
21236 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21238 * doc/sourcebuild.texi: Add comma for clarity.
21239 * doc/extend.texi: Fix some typos.
21240 * doc/passes.texi: Likewise.
21241 * doc/cppinternals.texi: Likewise.
21242 * doc/c-tree.texi: Likewise.
21243 * doc/tree-ssa.texi: Likewise.
21244 * doc/install.texi: Likewise.
21246 2007-01-27 Jan Hubicka <jh@suse.cz>
21248 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
21249 (pass_sra): Do not require alias information.
21250 * passes.c (init_optimization_passes): Add SRA
21252 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
21254 * tracer.c (rest_of_handle_tracer): We already cleaned
21255 up the CFG in tracer() so don't do it here again.
21256 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
21257 cleanup_cfg here, either. And don't call renumber_insns.
21259 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
21260 and BB_HEAD are in the insn stream here. Instead make sure
21261 that BB_INSN is valid on all insns. Also, do check here that
21262 there are no pending branch predictions...
21263 (rtl_verify_flow_info): ...instead of doing it here. Checks
21264 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
21267 2007-01-26 Roger Sayle <roger@eyesopen.com>
21269 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
21270 function to simplify/factorize operand order canonicalization.
21271 (ix86_fixup_binary_operands): Reorganize using the above function.
21272 (ix86_binary_operator_ok): Likewise.
21274 2007-01-27 Jakub Jelinek <jakub@redhat.com>
21276 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
21277 file scope from optimize_attrs.
21278 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
21280 (optimize_attrs): Clear insn_code_values after freeing it.
21282 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21284 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
21285 a parts.base assignment.
21287 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21289 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
21290 (compute_subscript_distance, initialize_data_dependence_relation,
21291 finalize_ddr_dependent, analyze_ziv_subscript,
21292 analyze_siv_subscript_cst_affine,
21293 compute_overlap_steps_for_affine_univar,
21294 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
21295 analyze_siv_subscript, analyze_miv_subscript,
21296 analyze_overlapping_iterations, subscript_dependence_tester_1,
21297 compute_self_dependence, free_dependence_relation): Work
21298 with affine_fn instead of chrecs.
21299 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
21300 common_affine_function, affine_function_base,
21301 affine_function_constant_p, affine_fn_op, affine_fn_plus,
21302 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
21303 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
21304 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
21305 (all_chrecs_equal_p): Removed.
21306 * tree-data-ref.h (affine_fn, conflict_function): New types.
21307 (struct subscript): Change type of conflicting_iterations_in_a
21308 and conflicting_iterations_in_b.
21310 2007-01-26 Steve Ellcey <sje@cup.hp.com>
21313 * config/pa/pa.h (TARGET_HPUX_11): New.
21314 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
21315 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
21317 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
21318 Richard Guenther <rguenther@suse.de>
21320 * tree-ssa-structalias.c (solve_graph): Handle case
21321 we merged the variable to another.
21323 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21325 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
21328 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
21329 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
21331 2007-01-25 DJ Delorie <dj@redhat.com>
21333 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
21334 allow changes to modes which don't fit in those registers.
21336 * reload1.c (choose_reload_regs): Check for invalid subregs before
21337 computing their locations, not after.
21339 2007-01-25 Geoffrey Keating <geoffk@apple.com>
21342 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
21343 save Altivec registers in an eh_return function.
21344 (compute_vrsave_mask): Likewise.
21345 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
21346 for saving Altivec registers.
21347 (rs6000_emit_prologue): Don't allocate stack twice in
21348 eh_return function. Correct expected value of altivec_save_offset
21349 when using save_world. Describe save of R0 to stack when using
21350 save_world. Describe stack pointer adjustment when using
21351 save_world. Remove duplicated eh_return parameter register saving.
21352 Update sp_offset variable after save_world.
21353 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
21355 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
21356 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
21359 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21361 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
21363 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21366 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
21367 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
21369 2007-01-25 Richard Guenther <rguenther@suse.de>
21371 * doc/invoke.texi (-Wcoverage-mismatch): Document.
21372 * common.opt (-Wcoverage-mismatch): New warning option.
21373 * coverage.c (get_coverage_counts): Ignore coverage mismatch
21374 if -Wcoverage-mismatch is given.
21376 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
21378 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
21379 (ipcp_driver): Change to static definition.
21380 Add dumping of the ifunctions.
21381 (constant_val_insert): Remove unused parameter. Support for SSA.
21382 (ipcp_propagate_const): Support for SSA.
21383 (ipcp_profile_bb_print): Print only analyzed nodes.
21384 (ipcp_replace_map_create): Remove support for Fortran constant
21386 * ipa-prop.c (ipa_method_modify_stmt,
21387 ipa_callsite_compute_param): Support for SSA.
21388 * ipa-prop.h (ipcp_driver): Remove declaration.
21389 (IS_VALID_TREE_MAP_INDEX): Add define.
21391 2007-01-24 Geoffrey Keating <geoffk@apple.com>
21393 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
21395 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21397 PR middle-end/30447
21398 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
21399 constant argument to cabs and do it without checking for
21400 -funsafe-math-optimizations.
21402 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
21404 * c-common.h (RID_FIRST_CXX0X): New.
21405 (RID_LAST_CXX0X): New.
21406 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
21408 * c.opt (Wc++0x-compat): New.
21409 * doc/invoke.texi (-Wc++0x-compat): Document.
21411 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21413 * builtins.c (fold_builtin_carg): New.
21414 (fold_builtin_1): Use it.
21416 2007-01-24 Jan Hubicka <jh@suse.cz>
21418 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
21420 * ipa-inline.c (initial_insns, max_insns): Delete.
21421 (compute_max_insns): New function.
21422 (cgraph_decide_inlining_of_small_function): Use it; take minimal
21423 amount of insns as base for code growth.
21424 (cgraph_decide_inlining): Make initial_insns local; do not compute
21426 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
21427 * doc/invoke.texi (inline-unit-growth): Update docs.
21429 2007-01-24 Jakub Jelinek <jakub@redhat.com>
21431 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
21432 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
21433 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
21434 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
21435 for CPUs that have PTA_CX16 set.
21437 PR middle-end/27416
21438 * gimplify.c (omp_check_private): New function.
21439 (gimplify_scan_omp_clauses): Use it for
21440 firstprivate/lastprivate/reduction.
21442 PR middle-end/30494
21443 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
21444 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
21446 PR middle-end/30421
21447 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
21448 If lower_lastprivate_clauses emits some statements, append them
21449 to dlist rather than body_p and to body_p append an initializer.
21450 (lower_omp_for): Adjust caller.
21452 2007-01-24 Steve Ellcey <sje@cup.hp.com>
21454 * target.h (globalize_decl_name): New.
21455 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
21456 * output.h (default_globalize_decl_name): New.
21457 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
21459 (globalize_decl): Ditto.
21460 (default_globalize_decl_name): New.
21461 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
21462 (ia64_handle_version_id_attribute): New.
21463 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
21464 (ia64_asm_output_external): Use globalize_decl_name instead
21465 of globalize_label.
21466 * doc/extend.texi (version_id): New pragma.
21467 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
21469 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21471 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
21472 _uleb128_t and _Unwind_SWord with _sleb128_t.
21473 * unwind-dw2.c (extract_cie_info, execute_stack_op,
21474 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
21476 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
21477 * unwind-pe.h (read_uleb128, read_sleb128,
21478 read_encoded_value_with_base): Likewise.
21479 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
21481 2007-01-24 Richard Guenther <rguenther@suse.de>
21483 * builtins.c (expand_builtin_cexpi): Get the fndecl
21484 for cexp in the correct way.
21486 2007-01-24 Jan Hubicka <jh@suse.cz>
21488 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
21491 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21493 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
21494 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
21495 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
21496 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
21497 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
21498 __SIZEOF_PTRDIFF_T__.
21499 * doc/cpp.texi: Documentation for the new builtin macros added.
21501 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
21503 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
21504 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
21505 instead of operands[2] to avoid access past the end of array.
21507 2007-01-24 Richard Sandiford <richard@codesourcery.com>
21509 * reload1.c (emit_reload_insns): Pass the reload register
21510 for a non-spill output reload through forget_old_reloads_1.
21512 2007-01-23 Joseph Myers <joseph@codesourcery.com>
21514 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21515 _SOFT_DOUBLE if doubles use software floating-point.
21516 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
21517 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
21518 * config/rs6000/darwin-ldouble.c: Also compile functions for
21519 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
21520 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
21521 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
21522 commented-out long double override.
21523 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
21524 * config/rs6000/eabispe.h: Likewise.
21525 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
21526 long double for non-SPE.
21527 (rs6000_handle_option): Likewise.
21528 (invalid_e500_subreg): Disallow more subregs involding DImode,
21529 DFmode, TImode or TFmode.
21530 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
21532 (legitimate_lo_sum_address_p): Also check for TFmode for E500
21534 (rs6000_legitimize_address): Also handle TFmode for E500 double.
21535 (rs6000_legitimize_reload_address): Also handle TFmode for E500
21537 (rs6000_legitimate_address): Also check for TFmode for E500
21539 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
21540 (spe_build_register_parallel): Handle TFmode and TCmode.
21541 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
21543 (function_arg): Handle TFmode and TCmode for E500 double.
21544 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
21546 (print_operand): Handle TFmode and TImode for %y.
21547 (rs6000_generate_compare): Handle TFmode comparisons for E500
21549 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
21550 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
21551 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
21552 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
21553 TFmode for E500 double.
21554 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
21555 (floatsidf2): Enable for E500 double.
21556 (movtf_softfloat): Use rs6000_nonimmediate_operand.
21557 (extenddftf2): Change to extenddftf2_fprs.
21558 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
21559 depending on TARGET_E500_DOUBLE.
21560 (extendsftf2): Enable for E500 double.
21561 (trunctfdf2): Enable for E500 double.
21562 (trunctfsf2): Change to trunctfsf2_fprs.
21563 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
21564 depending on TARGET_E500_DOUBLE.
21565 (floatsitf2): Enable for E500 double.
21566 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
21567 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
21568 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
21569 (negtf2): Change to negtf2_internal.
21570 (negtf2): New expander.
21571 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
21572 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
21573 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
21574 (movdi_internal32): Use rs6000_nonimmediate_operand.
21575 (unnamed splitter): Likewise.
21576 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
21577 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
21578 (SPE64TF, DITI): New mode macros.
21579 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
21582 (frob_<mode>_di_2): New.
21583 (frob_tf_di_8_2): New.
21584 (frob_di_df): Change to frob_di_<mode>; allow more modes.
21586 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
21588 (frob_ti_<mode>_8_2): New.
21589 (frob_ti_tf_2): New.
21590 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
21591 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
21593 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
21594 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
21595 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
21596 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
21597 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
21598 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
21601 2007-01-23 Ian Lance Taylor <iant@google.com>
21603 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
21605 (OBJS-archive): Reformat, alphabetize.
21606 (OBJS): Change out_object_file to OBJS-md.
21608 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
21610 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
21611 JUMP_P and CALL_P predicates where applicable.
21612 * config/i386/i386.c: Ditto.
21613 * config/i386/i386.md: Ditto.
21614 * config/i386/mmx.md: Ditto.
21615 * config/i386/predicates.md: Ditto.
21617 2007-01-22 Andreas Schwab <schwab@suse.de>
21619 * config/m68k/m68k.h: Fix comment.
21621 2007-01-22 Jan Hubicka <jh@suse.cz>
21623 * passes.c (init_optimization_passes): Do not rerun
21624 pass_early_warn_uninitialized.
21626 2007-01-22 Richard Guenther <rguenther@suse.de>
21628 PR tree-optimization/30038
21629 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
21631 (execute_cse_sincos_1): Likewise.
21632 (execute_cse_sincos): Likewise.
21633 (gate_cse_sincos): Likewise.
21634 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
21635 the cexpi() canonicalization of sincos().
21636 * tree-pass.h (pass_cse_sincos): Declare.
21637 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
21639 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
21641 PR rtl-optimization/29329
21642 * combine.c (replaced_rhs_insn): Rename to i2mod.
21643 (replaced_rhs_value): Rename to i2mod_new_rhs.
21644 (i2mod_old_rhs): New global variable.
21645 (combine_instructions): Adjust for above change. Save a copy of
21646 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
21647 note are substituted in the second instruction.
21648 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
21649 ditch the note if it pertains to the second eliminated register
21650 and this register is mentioned in i2mod_old_rhs.
21653 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
21655 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
21656 the insn to which the note was originally attached.
21658 2007-01-21 Jan Hubicka <jh@suse.cz>
21660 * ipa-inline.c (inlining_mode): Comment, move up.
21661 (cgraph_decide_inlining_incrementally): Do not perform inlining
21662 itself; fix handling of flattening of self recursive functions.
21663 (cgraph_find_cycles): Remove.
21664 (cgraph_flatten_node): Remove.
21665 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
21666 (try_inline): New function.
21667 (cgraph_early_inlining): Update call of
21668 cgraph_decide_inlining_incrementally. Apply inlining here.
21669 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
21671 2007-01-21 Dirk Mueller <dmueller@suse.de>
21674 * tree-vrp.c (check_array_bounds): do not warn
21675 about ADDR_EXPR's of ARRAY_REF's which are immediately
21676 used in binary expressions.
21678 2007-01-21 Ira Rosen <irar@il.ibm.com>
21680 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
21681 read_write_dep and macros for its access.
21682 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
21683 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
21684 argument, call vect_check_interleaving for every independent pair of
21685 data-refs. Mark loads that access the same memory location as a store
21687 (vect_check_dependences): Remove.
21688 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
21689 call, fix the call to vect_analyze_data_ref_dependence.
21690 (vect_analyze_data_ref_access): For statements that access the same
21691 data-ref, check that they are not stores; for loads, check that there
21692 is no store that access the same location.
21694 2007-01-20 Roger Sayle <roger@eyesopen.com>
21695 Joseph Myers <joseph@codesourcery.com>
21697 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
21698 (-fdump-rtl-stack): Likewise.
21699 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
21700 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
21701 (-mpt-fixed): Use @minus{} for minus sign.
21702 (Using Precompiled Headers): Fix under/overfull hbox.
21704 2007-01-20 Jan Hubicka <jh@suse.cz>
21706 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
21707 place within annotation.
21709 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21711 * pa.c (output_move_double): Change array size of xoperands to 4.
21713 2007-01-20 Jan Hubicka <jh@suse.cz>
21715 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
21718 2007-01-19 Ian Lance Taylor <iant@google.com>
21720 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
21721 constant to unsigned HOST_WIDE_INT before negating.
21723 2007-01-19 Ian Lance Taylor <iant@google.com>
21725 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
21727 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
21728 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21729 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
21730 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
21731 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21732 (realloc_vdef, realloc_vuse): Change second parameter to
21734 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
21735 fields to unsigned.
21736 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
21737 unsigned. Change x and lim locals to unsigned.
21738 (realloc_vdef, realloc_vuse): Change num_elem parameter to
21740 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
21741 (copy_virtual_operands): Change i and n locals to unsigned.
21743 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21745 PR middle-end/29335
21746 * builtins.c (fold_builtin_1): Handle builtin fdim.
21748 2007-01-20 Jan Hubicka <jh@suse.cz>
21750 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
21751 * tree-ssa-structalias.c (compute_points_to_sets): Do call
21752 init_alias_heapvars.
21753 (init_alias_heapvars): Initialize only when not already initialized.
21754 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
21756 2007-01-19 Roger Sayle <roger@eyesopen.com>
21758 * common.opt (fsigned-zeros): New command line option.
21759 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
21760 of flag_unsafe_math_optimizations.
21761 * opts.c (set_fast_math_flags): The -ffast-math command line option
21762 implies -fno-signed-zeros.
21763 (fast_math_flags_set_p): Likewise.
21765 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
21766 the documentation of -ffast-math appropriately. Wrap long lines.
21768 2007-01-19 Steve Ellcey <sje@cup.hp.com>
21770 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
21771 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
21773 2007-01-19 Tomas Bily <tbily@suse.cz>
21775 * cgraphunit.c (cgraph_finalize_function): Updating of pid
21777 (tree_init_ic_make_global_vars): New function
21778 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
21779 (tree_gen_ic_profiler): New function
21780 (tree_gen_ic_func_profiler): New function
21781 (tree_profiling): Added calling of tree_gen_ic_func_profiler
21782 (tree_profile_hooks): Added hook for indirec/virtual calls
21783 * value-prof.c (tree_find_values_to_profile): New case for
21785 (tree_values_to_profile): Call for determining indirect/virtual
21787 (tree_indirect_call_to_profile): New function
21788 (tree_ic_transform): New function
21789 (tree_ic): New function
21790 (find_func_by_pid): New function
21791 (init_pid_map): New function
21792 (tree_value_profile_transformations): Added check for
21793 indirect/virtual call transformation
21794 * value-prof.h (enum hist_type): New counter type for
21795 indirect/virtual calls
21796 (profile_hooks): Added new hook for profiling indirect/virtual
21798 * profile.c (instrument_values): New case for indirect/virtual
21800 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
21801 (GCOV_COUNTER_V_INDIR): New counter type
21802 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
21803 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
21805 * cgraph.c: Definition of cgraph_max_pid
21806 (cgraph_create_node): Default init of pid attribute
21807 * cgraph.h: Declaration of cgraph_max_pid
21808 (struct cgraph_node): Added pid attribute
21809 * libgcov.c (__gcov_indirect_call_profiler): New function
21810 (__gcov_one_value_profiler_body): New function
21811 (__gcov_one_value_profiler): Body was moved to
21812 __gcov_one_value_profiler_body and calls it
21814 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
21816 * doc/gty.texi (Options): Document the mark_hook option to GTY.
21817 * gengtype.c (write_types_data, write_func_for_structure,
21818 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
21819 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
21820 (walk_type, write_func_for_structure): Generate the mark_hook if
21823 2007-01-19 Jan Hubicka <jh@suse.cz>
21825 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
21826 'early' argument take inlining mode argument specifying whether to
21827 inline for size/speeed or all functions; add support for flattening;
21829 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
21831 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21834 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
21835 the name of the declared identifier.
21837 2007-01-19 Dirk Mueller <dmueller@suse.de>
21839 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
21840 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
21841 duplicate evaluation.
21843 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21845 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
21846 Macroize expander using X87MODEF12 mode macro. Extend operand 1
21847 to XFMode, use acosxf2 and truncate result to requested mode.
21848 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21849 (asin<mode>2): Similarly, with asin expanders.
21850 (*fscalexf4_i387): Rename from *fscalexf4.
21851 (expNcorexf3): New expander.
21852 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
21853 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
21854 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
21855 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
21856 patterns for SSE math.
21857 (exp10<mode>2): Similarly, with exp10 expanders.
21858 (exp2<mode>2): Similarly, with exp2 expanders.
21859 (expm1<mode>2): Similarly, with expm1 expanders.
21860 (ldexp<mode>3): Similarly, with ldexp expanders.
21861 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
21862 Use gen_truncxf<mode>2_i387_noop to truncate result.
21864 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21866 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
21867 for ColdFire targets.
21869 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
21870 Richard Sandiford <richard@codesourcery.com>
21872 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
21873 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
21874 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
21875 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
21876 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21877 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21879 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21881 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
21882 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
21883 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
21884 (*adddi_dilshr32_cf): New pattern.
21885 (adddi3, subdi3): Remove first alternatives.
21887 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21889 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
21890 implemented using move.l, do not use its cc result for floating-point
21893 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21895 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
21896 from accepting 's' constraints if flag_pic.
21898 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21900 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
21901 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
21902 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
21903 condition from TARGET_68881 to TARGET_HARD_FLOAT.
21905 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
21907 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
21908 ColdFire alternatives.
21909 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
21910 * config/m68k/m68k.md (clzsi2): Define for ColdFire
21911 architectures that support ff1 instruction.
21913 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21914 Julian Brown <julian@codesourcery.com>
21916 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
21917 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
21918 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
21921 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21923 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
21925 (output_move_const_into_data_reg, output_move_simode_const): Delete.
21926 * config/m68k/m68k.c (const_method, const_int_cost): Take a
21927 HOST_WIDE_INT instead of an rtx.
21928 (m68k_rtx_costs): Update call accordingly.
21929 (output_move_const_into_data_reg): Likewise. Fix formatting.
21930 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
21932 (output_move_simode_const): Update calls after above changes.
21933 Rework to use automatic variables and predicates like MEM_P.
21934 * config/m68k/m68k.md (pushexthisi_const): Update call to
21937 2007-01-19 Dirk Mueller <dmueller@suse.de>
21939 * tree-ssa-alias.c (perform_var_substitution): Fix typo
21940 in dump_flags test.
21942 2007-01-19 Richard Guenther <rguenther@suse.de>
21944 * builtins.c (expand_builtin_cexpi): Fall back to expanding
21945 via cexp in case sincos is not available.
21947 2007-01-19 Richard Guenther <rguenther@suse.de>
21949 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
21950 * defaults.h (TARGET_HAS_SINCOS): Default to off.
21951 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
21952 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
21953 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
21954 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
21955 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
21956 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
21958 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21960 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
21962 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
21963 (atan2xf3): Directly generate RTL pattern.
21964 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
21965 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21966 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21967 disable patterns for SSE math.
21968 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
21969 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21970 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21971 disable patterns for SSE math.
21973 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
21975 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
21977 2007-01-18 Roger Sayle <roger@eyesopen.com>
21979 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
21980 VIEW_CONVERT_EXPR to the same type as it's operand.
21982 2007-01-18 David Edelsohn <edelsohn@gnu.org>
21984 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
21985 configured for long double 128.
21987 2007-01-18 Mike Stump <mrs@apple.com>
21989 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
21992 2007-01-18 Michael Meissner <michael.meissner@amd.com>
21994 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
21997 2007-01-18 Jan Hubicka <jh@suse.cz>
21999 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
22000 greater than NUM_VOP_FREE_BUCKETS.
22002 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
22004 * tree-ssa-structalias.c: Update comments.
22005 (ptabitmap_obstack): Removed.
22006 (pta_obstack): New.
22007 (oldpta_obstack): Ditto.
22008 (stats): Add a few members.
22009 (struct variable_info): Remove node, complex, address_taken, and
22010 indirect_target members. Add oldsolution member.
22011 (new_var_info): Do not initialize removed members.
22012 (constraint_expr_type): Remove INCLUDES.
22013 (constraint_graph): Add size, implicit_preds, rep,
22014 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
22015 (FIRST_REF_NODE): New macro.
22016 (LAST_REF_NODE): Ditto.
22017 (FIRST_ADDR_NODE): Ditto.
22018 (find): New function.
22020 (dump_constraint): Do not handle INCLUDES.
22021 (insert_into_complex): Do not insert duplicate constraints.
22022 (condense_varmap_nodes): Renamed and rewritten into ...
22023 (merge_node_constraints): This. Also fix bug in handling of
22024 offseted copy constraints.
22025 (clear_edges_for_node): No longer need to deal with preds at all,
22026 or removing associated preds/succs.
22027 (merge_graph_nodes): Deal with indirect_cycles.
22028 Don't deal with predecessors.
22029 (add_implicit_graph_edge): New function.
22030 (add_pred_graph_edge): Ditto.
22031 (add_graph_edge): Don't deal with predecessors.
22032 (build_constraint_graph): Removed.
22033 (build_pred_graph): New function.
22034 (build_succ_graph): Ditto.
22035 (struct scc_info): Removed in_component. Added roots, dfs, and
22036 node_mapping. Remove visited_index, unification_queue.
22037 (scc_visit): Deal with union-find we do now.
22038 Deal with cycles with REF nodes.
22039 (collapse_nodes): Renamed and rewritten to ...
22040 (unify_nodes): This.
22041 (process_unification_queue): Removed.
22042 (topo_visit): Cleanup
22043 (do_da_constraint): Use find.
22044 (do_sd_constraint): Ditto.
22045 (do_ds_constraint): Ditto.
22046 (do_complex_constraint): Ditto.
22047 (init_scc_info): Update for removed and added members.
22048 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
22049 (find_indirect_cycles): This.
22050 (equivalence_class): New variable.
22051 (label_visit): New function.
22052 (perform_variable_substitution): Rewritten.
22053 (free_var_substitution_info): New function.
22054 (find_equivalent_node): Ditto.
22055 (move_complex_constraints): Ditto.
22056 (eliminate_indirect_cycles): Ditto.
22057 (solve_graph): Only propagate changed bits.
22058 Use indirect cycle elimination.
22060 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
22061 (tree_id_eq): Renamed to ...
22062 (tree_vi_eq): This. Update for member change
22063 (insert_id_for_tree): Renamed and rewritten to ...
22064 (insert_vi_for_tree): This.
22065 (lookup_id_for_tree): Renamed and rewritten to ...
22066 (lookup_vi_for_tree): This.
22067 (get_id_for_tree): Renamed and rewritten to ...
22068 (get_vi_for_tree): Ditto.
22069 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
22070 (process_constraint): Don't handle INCLUDES.
22071 Remove special ADDRESSOF case.
22072 (find_func_aliases): Rewrite to use vi functions instead of id
22074 (create_function_info_for): Ditto.
22075 (create_variable_info_for): Ditto.
22076 (intra_create_variable_infos): Ditto.
22077 (merge_smts_into): Ditto.
22078 (find_what_p_points_to): Ditto.
22079 (init_base_vars): Ditto.
22080 (init_alias_vars): Ditto.
22081 (remove_preds_and_fake_succs): New function.
22082 (dump_sa_points_to_info): Dump new stats.
22083 (dump_solution_for_var): Use find.
22084 (set_used_smts): Fix formatting.
22085 (compute_points_to_sets): Updated for new functions.
22086 (ipa_pta_execute): Ditto.
22088 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22089 Richard Sandiford <richard@codesourcery.com>
22091 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
22093 * calls.c (expand_call): If the return value is a PARALLEL,
22094 extract its first member.
22095 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
22096 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22097 use FUNCTION_EXTRA_EPILOGUE.
22098 (m68k_function_value): Return a PARALLEL if the return value
22099 is of a pointer type.
22100 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
22101 (FUNCTION_EXTRA_EPILOGUE): Remove.
22102 * config/m68k/m68k.md (D0_REG): New constant.
22104 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22106 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22107 output a NOP for empty epilogues.
22109 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22111 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
22112 before function. Extend register save check to include all
22113 registers, not just integer ones.
22115 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22117 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
22118 (m68k_use_return_insn): ...this.
22119 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
22120 * config/m68k/m68k.c (use_return_insn): Rename to...
22121 (m68k_use_return_insn): ...this.
22122 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
22123 of USE_RETURN_INSN.
22125 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22127 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
22128 nearest even, fix denormal rounding overflow.
22130 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22132 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
22133 f%$smove and f%$move.
22134 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
22135 (extendsfdf2_cf): Use fdmove instead of f%&move.
22136 (truncdfsf2_cf): Use fsmove instead of f%$smove.
22137 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
22139 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22141 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
22144 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22146 * real.h (real_format): Add a canonical_nan_lsbs_set field.
22147 (coldfire_single_format): Declare.
22148 (coldfire_double_format): Likewise.
22149 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
22150 of qnan_msb_set to determine the lower bits of a canonical
22152 (encode_ieee_double): Likewise.
22153 (encode_ieee_quad): Likewise.
22154 (ieee_single_format): Initialize canonical_nan_lsbs_set.
22155 (mips_single_format): Likewise.
22156 (ieee_double_format): Likewise.
22157 (mips_double_format): Likewise.
22158 (ieee_extended_motorola_format): Likewise.
22159 (ieee_extended_intel_96_format): Likewise.
22160 (ieee_extended_intel_128_format): Likewise.
22161 (ieee_extended_intel_96_round_53_format): Likewise.
22162 (ibm_extended_format): Likewise.
22163 (mips_extended_format): Likewise.
22164 (ieee_quad_format): Likewise.
22165 (mips_quad_format): Likewise.
22166 (vax_f_format): Likewise.
22167 (vax_d_format): Likewise.
22168 (vax_g_format): Likewise.
22169 (i370_single_format): Likewise.
22170 (i370_double_format): Likewise.
22171 (decimal_single_format): Likewise.
22172 (decimal_double_format): Likewise.
22173 (decimal_quad_format): Likewise.
22174 (c4x_single_format): Likewise.
22175 (c4x_extended_format): Likewise.
22176 (real_internal_format): Likewise.
22177 (coldfire_single_format): New real_format.
22178 (coldfire_double_format): Likewise.
22179 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
22180 canonical_nan_lsbs_set.
22181 (pdp11_d_format): Likewise.
22182 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
22183 if TARGET_COLDFIRE_CPU.
22185 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22187 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
22188 (output_call, m68k_legitimize_call_address): Declare.
22189 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
22190 parenthesees. Add support for a 'W' constraint.
22191 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
22192 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
22193 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
22194 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
22196 (override_options): Initialize them. Do not set flag_no_function_cse
22197 for TARGET_ID_SHARED_LIBRARY.
22198 (m68k_output_pic_call): Delete.
22199 (m68k_legitimize_call_address): New function.
22200 (print_operand): Remove the %o prefix. Handle the %p prefix.
22201 (output_call): New function.
22202 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
22203 target address from the GOT if symbolic jumps are not allowed.
22204 * config/m68k/m68k.md (call, general_operand): Do not set
22205 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
22206 Merge separate flag_pic and !flag_pic define_insns into...
22207 (*call, *call_value): ...these new patterns. Match the address
22208 rather than the containing MEM and require it to be a call_operand.
22209 Use output_call to generate the asm template.
22210 * config/m68k/predicates.md (const_call_operand): New predicate.
22211 (call_operand): Likewise.
22213 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22215 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
22216 (STACK_GROWS_DOWNWARD): Define to 1.
22217 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
22218 comments, emphasizing that these values are only defaults.
22219 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
22220 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
22222 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22224 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
22226 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22227 Richard Sandiford <richard@codesourcery.com>
22229 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
22230 (FP_REGNO_P): New macros.
22231 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
22232 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
22233 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
22234 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
22236 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22238 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22239 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
22241 * config/m68k/t-floatlib: New file, extracting common code from...
22242 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
22243 * config/m68k/t-uclinux: Here.
22244 * config/m68k/fpgnulib.c: Do not compile extendeed precision
22245 routines on ColdFire targets.
22247 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22249 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22250 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
22251 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
22252 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
22253 explicitly set MOTOROLA to 1.
22254 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
22256 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22257 Nathan Sidwell <nathan@codesourcery.com>
22259 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
22260 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
22261 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
22262 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
22263 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
22264 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
22265 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
22266 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
22267 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
22268 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22269 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
22270 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
22271 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
22272 (DBX_REGISTER_NUMBER): Delete.
22273 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
22274 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22275 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
22277 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22279 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
22280 * config/flat.h: New file.
22281 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
22282 OBJECT_FORMAT_FLAT.
22283 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
22284 indirect references for -msep-data or -mid-shared-library.
22285 Do not use PC-relative code addresses either.
22286 * config/m68k/m68k.c (override_options): Restrict -fPIC error
22288 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
22289 for shared libraries and crt1.o for executables. Use crti.o and
22291 (ENDFILE_SPEC): Use crtend.o and crtn.o.
22292 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
22293 Do not add -elf2flt or -shared-lib-id options here.
22294 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
22295 Pass -shared-lib-id if -mid-shared-library, taking the library
22296 identifier from -mshared-library-id if given, otherwise
22298 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
22299 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
22300 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
22301 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
22302 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
22303 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
22305 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
22306 jump sequence for ISA A and ISA A+.
22307 (PICJUMP): Likewise.
22309 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22311 * config.gcc (m68k-*-uclinux*): Base the port on the common
22312 and m68k GNU/Linux files rather than on the generic ELF ones.
22313 * config/m68k/uclinux.h (TARGET_VERSION): Override.
22314 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
22316 2007-01-18 Julian Brown <julian@codesourcery.com>
22317 Richard Sandiford <richard@codesourcery.com>
22319 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
22320 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22321 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
22323 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
22324 80 unconditionally.
22325 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22327 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22329 * doc/install.texi: Document m68k-uclinuxoldabi.
22330 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
22331 * config/m68k/uclinux-oldabi.h: New file, copied from
22332 config/m68k/uclinux.h.
22334 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
22336 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
22337 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
22338 (m32r_compute_frame_size): Use unsigned for regno.
22339 (m32r_reload_lr): Use gen_frame_mem.
22341 (m32r_output_function_epilogue): Don't output the function epilogue
22343 (m32r_expand_epilogue): New.
22344 (direct_return): Return false if the function has the interrupt
22346 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
22347 * config/m32r/m32r.md (epilogue): New expander.
22348 (return_lr, return_rte): New insns.
22349 (return): Make it expander.
22350 (return_normal): New expander.
22352 2007-01-18 Josh Conner <jconner@apple.com>
22355 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
22356 support for UNLE, UNLT, UNGE, and UNGT.
22358 2007-01-18 Jan Hubicka <jh@suse.cz>
22360 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
22361 * tree-tailcall (add_virtual_phis): Likewise.
22362 (optimize_tail_call): Return TODOs.
22363 (execute_tail_calls): Return TODOs.
22364 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
22365 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
22367 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22368 Cleanup cfg using TODO.
22369 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
22370 * passes.c (execute_function_todo): When cleanup did something, remove
22372 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
22373 (make_edges): Don't cleanup_cfg.
22375 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
22377 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
22378 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
22379 operate on the top of stack.
22380 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
22381 register handling of instructions that output to the second
22383 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
22384 (move_for_stack_reg): Special-case check for dead destination
22385 stack slot for constant load of 1.0 inside UNSPEC_TAN.
22387 * config/i386/i386.md (UNSPEC_TAN): New constant.
22388 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
22389 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
22390 to correctly model move of constant 1.0 to top stack slot.
22391 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
22392 (unnamed peephole2 pattern): Remove corresponding peephole2
22393 pattern that optimizes tan insn and loading of constant 1.0.
22394 (tanxf2): Use fptanxf4_i387.
22395 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
22396 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
22397 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22398 disable patterns for SSE math.
22399 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
22400 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
22402 2007-01-18 Dirk Mueller <dmueller@suse.de>
22403 Richard Guenther <rguenther@suse.de>
22406 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
22407 * common.opt (Warray-bounds): Add new warning option.
22408 * c-opts.c (c_common_handle_option): Define -Warray-bounds
22410 * Makefile.in: make tree-vrp.o depend on toplev.h
22411 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
22413 (check_array_refs, check_array_bounds, check_array_ref): New.
22415 2007-01-18 Jan Hubicka <jh@suse.cz>
22417 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
22418 (execute_ssa_ccp): Return flags conditionally.
22419 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
22421 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
22423 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
22425 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
22426 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
22428 * Makefile.c (GTFILES): Add cfglayout.h.
22429 * gengtype.c (open_base_files): Likewise.
22430 * cfglayout.c (cfg_layout_function_footer,
22431 cfg_layout_function_header) Reindent to make gengtype happy.
22432 * cfglayout.h (cfg_layout_function_footer,
22433 cfg_layout_function_header): Add GTY(()) marker.
22435 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
22437 2007-01-18 Ben Elliston <bje@au.ibm.com>
22439 * genautomata.c (write_automata): Include xstrerror output in the
22440 error message if writing the DFA description file fails.
22442 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
22444 * config/mips/mips-protos.h (mips_output_external): Make it
22446 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
22447 * config/mips/mips.c (irix_output_external_libcall): Likewise.
22448 (extern_list): Likewise.
22449 (extern_head): Likewise.
22450 (TARGET_ASM_FILE_END): Likewise.
22451 (mips_file_end): Likewise.
22452 (mips_output_external): Rewritten.
22454 2007-01-18 Ben Elliston <bje@au.ibm.com>
22456 * genpreds.c (write_insn_preds_c): Only write out the function
22457 body for regclass_for_constraint if we have register constraints.
22459 2007-01-17 Tom Tromey <tromey@redhat.com>
22461 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
22462 * doc/install.texi (Testing): Use sourceware.org.
22463 (Binaries): Likewise.
22464 (Specific): Likewise.
22465 * doc/contrib.texi (Contributors): Use sourceware.org.
22467 2007-01-17 Anatoly Sokolov <aesok@post.ru>
22469 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
22470 (AVR_ENHANCED): Rename to ...
22471 (AVR_HAVE_MUL): ... new.
22472 (avr_enhanced_p): Rename to ...
22473 (avr_have_mul_p): ... new.
22474 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
22475 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
22476 * config/avr/avr.c (avr_enhanced_p): Rename to ...
22477 (avr_have_mul_p): ... new.
22478 (base_arch_s): Rename 'enhanced' to 'have_mul'.
22479 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
22480 'avr_enhanced_p' and 'enhanced'.
22481 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
22482 AVR_HAVE_MUL instead of AVR_ENHANCED.
22483 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
22484 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
22485 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
22486 instead of AVR_ENHANCED.
22487 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
22488 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
22489 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
22491 2007-01-17 Ian Lance Taylor <iant@google.com>
22493 * vec.h (VEC_reserve_exact): Define.
22494 (vec_gc_p_reserve_exact): Declare.
22495 (vec_gc_o_reserve_exact): Declare.
22496 (vec_heap_p_reserve_exact): Declare.
22497 (vec_heap_o_reserve_exact): Declare.
22498 (VEC_OP (T,A,reserve_exact)): New static inline function, three
22500 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
22501 negative parameter.
22502 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
22503 (VEC_OP (T,A,copy)) [all versions]: Likewise.
22504 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
22505 * vec.c (calculate_allocation): Add exact parameter. Change all
22507 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
22508 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
22509 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
22510 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
22511 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
22512 (vec_heap_p_reserve_exact): New function.
22513 (vec_heap_o_reserve_exact): New function.
22515 2007-01-17 Jan Hubicka <jh@suse.cz>
22517 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
22519 2007-01-17 Eric Christopher <echristo@apple.com>
22521 * config.gcc: Support core2 processor.
22523 2007-01-16 Jan Hubicka <jh@suse.cz>
22525 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
22526 the names, just unlink the chain so we don't crash on dangling
22530 2007-01-16 Jan Hubicka <jh@suse.cz>
22532 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
22533 * tree-pass.h: Reorder to make IPA passes appear toegher.
22534 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
22536 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
22537 parameters, do not call early inliner.
22538 * ipa-inline.c: Update comments. Include tree-flow.h
22539 (cgraph_decide_inlining): Do not compute inlining parameters.
22540 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
22541 be called with function context set up.
22542 (pass_ipa_inline): Remove unreachable functions before pass.
22543 (cgraph_early_inlining): Simplify assuming to be called from the
22545 (pass_early_inline): New pass.
22546 (cgraph_gate_ipa_early_inlining): New gate.
22547 (pass_ipa_early_inline): Turn into simple wrapper.
22548 (compute_inline_parameters): New function.
22549 (gate_inline_passes): New gate.
22550 (pass_inline_parameters): New pass.
22551 (apply_inline): Move here from tree-optimize.c
22552 (pass_apply_inline): New pass.
22553 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
22555 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
22556 doing them by hand.
22557 (tree_function_versioning): Do not allocate dummy struct function.
22558 * tree-inline.h (optimize_inline_calls): Update prototype.
22559 * tree-optimize.c (execute_fixup_cfg): Export.
22560 (pass_fixup_cfg): Remove
22561 (tree_rest_of_compilation): Do not apply inlines.
22562 * tree-flow.h (execute_fixup_cfg): Declare.
22563 * Makefile.in (gt-passes.c): New.
22564 * passes.c: Include gt-passes.h
22565 (init_optimization_passes): New passes.
22566 (nnodes, order): New static vars.
22567 (do_per_function_toporder): New function.
22568 (execute_one_pass): Dump current pass here.
22569 (execute_ipa_pass_list): Don't dump current pass here.
22571 2007-01-16 Janis Johnson <janis187@us.ibm.com>
22573 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
22574 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
22576 2007-01-16 David Edelsohn <edelsohn@gnu.org>
22578 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
22579 (strong_alias): Define.
22580 (__gcc_qmul): Provide non-FMA for soft-float.
22581 (__gcc_qdiv): Same.
22586 (__gcc_qunord): New.
22596 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
22597 soft-float functions.
22598 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
22599 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
22600 about long double soft float.
22602 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
22603 Tehila Meyzels <tehila@il.ibm.com>
22605 * tree-vectorizer.h (is_pattern_stmt_p): New.
22606 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
22607 formatting (tabs instead of spaces). Cleanup and clarify setting
22608 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
22609 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
22610 (vectorizable_type_demotion): Check that types are integral.
22611 (vectorizable_type_promotion): Likewise.
22612 (vectorizable_store): Fix typo. Eliminate new-line at end of
22615 2007-01-16 Jan Hubicka <jh@suse.cz>
22617 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
22620 2007-01-15 Eric Christopher <echristo@apple.com>
22622 * ifcvt.c: Include vec.h, vecprim.h.
22623 (check_cond_move_block): New argument regs.
22624 Reorganize. Add registers used to regs.
22625 (cond_move_process_if_block): Use regs set above as
22628 2007-01-15 Eric Christopher <echristo@apple.com>
22630 * config/darwin.h: Update copyright.
22631 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
22632 (LINK_COMMAND_SPEC): Add -u.
22633 (LINK_SPEC): Fix umbrella for above.
22635 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
22637 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
22640 2007-01-15 Tom Tromey <tromey@redhat.com>
22642 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
22643 * doc/install.texi (Testing): Don't mention jacks.
22644 (Configuration): Document --enable-java-maintainer-mode. Move
22645 --with-java-home to libgcj-specific section. Document
22647 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
22649 2007-01-15 Jan Hubicka <jh@suse.cz>
22651 * tree-ssa-dce.c (DCE_TODOs): New.
22652 (propagate_necessity): Return if something changed.
22653 (eliminate_unnecessary_stmts): Likewise.
22654 (perform_tree_ssa_dce): Return TODO flags when needed.
22655 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
22657 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
22659 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
22660 (fyl2x_extend<mode>xf3_i387): New insn pattern.
22661 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
22662 patterns using X87MODEF12 mode macro. Extend operand 1
22663 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22664 (log10<mode>2): Ditto.
22665 (log2<mode>2): Ditto.
22666 (log1p<mode>2): Ditto.
22667 (logb<mode>2): Ditto.
22668 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
22669 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
22670 (*fxtractxf3_i387): Rename from *fxtractxf3.
22671 (fxtract_extend<mode>xf3_i387): New insn pattern.
22672 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
22673 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
22674 and gen_fyl2xxf3_i387().
22676 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
22678 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
22679 * cfgloopmanip.c (fix_loop_placement): Made static. Use
22680 get_loop_exit_edges. Changed return type to bool.
22681 * cfgloop.h (fix_loop_placement): Declaration removed.
22683 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
22685 * param.h (MIN_VECT_LOOP_BOUND): New.
22686 * params.def (MIN_VECT_LOOP_BOUND): New.
22687 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
22688 argument - minimum threshold for number of iterations.
22689 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
22690 argument to declaration.
22691 * tree-vect-analyze.c (vect_analyze_operations): Check value of
22692 MIN_VECT_LOOP_BOUND.
22693 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
22694 slpeel_tree_peel_loop_to_edge with additional argument.
22695 (vect_do_peeling_for_alignment): Likewise.
22696 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
22698 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
22701 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
22702 operands of size 1.
22704 2007-01-14 Jan Hubicka <jh@suse.cz>
22706 * tree-dfa.c (remove_referenced_var): New function.
22707 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
22708 prune referenced vars list too.
22709 * tree-flow.h (remove_referenced_var): Declare.
22711 2007-01-14 Jan Hubicka <jh@suse.cz>
22713 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
22715 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
22716 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
22717 * except.h (verify_eh_throw_table_statements): Kill prototype.
22718 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
22719 into call exrepssions.
22720 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
22722 * tree-cfg.c: Include pointer-set.h.
22723 (verify_node_sharing): Work on pointer set.
22724 (verify_eh_throw_stmt_node): New.
22725 (verify_stmts): Use pointers sets, verify throw_stmt.
22727 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
22729 * ipa-reference.c (analyze_function): Consider also addresses taken
22732 2007-01-12 Roger Sayle <roger@eyesopen.com>
22734 * c-typeck.c (null_pointer_constant_p): Replace use of
22735 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22736 (build_c_cast): Likewise.
22738 2007-01-12 Roger Sayle <roger@eyesopen.com>
22740 * tree.h (force_fit_type_double): Remove unused final argument.
22741 * c-common.c (constant_expression_warning): Replace use of
22742 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22743 (convert_and_check): Likewise.
22744 (shorten_compare): Update call to force_fit_type_double.
22745 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
22746 * convert.c (convert_to_pointer): Update call to
22747 force_fit_type_double.
22748 * fold-const.c (force_fit_type_double): Remove overflowed_const
22750 (int_const_binop, fold_convert_const_int_from_int,
22751 fold_convert_const_int_from_real, fold_div_compare,
22752 fold_sign_changed_comparison, fold_unary, fold_negate_const,
22753 fold_abs_const, fold_not_const): Remove the final argument from
22754 calls to force_fit_type_double.
22756 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
22758 * configure.ac: Set insn to "nop" for spu-*-* also.
22759 * configure: Regenerate.
22761 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
22763 * builtins.def : Add BUILT_IN_FREE.
22765 2007-01-12 Jan Hubicka <jh@suse.cz>
22767 PR tree-optimization/30443
22768 * tree-inline.c (tree_function_versioning): Do not optimize when
22769 cloning for inlining.
22771 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
22773 * doc/loop.texi: Document recording of loop exits.
22774 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
22775 (update_single_exits_after_duplication,
22776 update_single_exit_for_duplicated_loop,
22777 update_single_exit_for_duplicated_loops): Removed.
22778 (duplicate_loop_to_header_edge): Do not call
22779 update_single_exits_after_duplication and
22780 update_single_exit_for_duplicated_loops.
22781 (loop_version): Do not update single_exit information.
22782 (fix_loop_structure): Use record_loop_exits instead of
22783 mark_single_exit_loops.
22784 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
22785 the lists of loop exits.
22786 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
22787 split_edge, merge_blocks): Update the lists of loop exits.
22788 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
22789 loop_optimizer_init.
22790 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
22791 of mark_single_exit_loops.
22792 (loop_optimizer_finalize): Call release_recorded_exits.
22793 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
22794 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
22795 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
22796 update single exit information.
22797 * lambda-code.c (perfect_nestify): Ditto.
22798 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
22799 (mark_single_exit_loops): Removed.
22800 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
22801 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
22802 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
22804 (get_loop_exit_edges, single_exit): Use recorded exit lists.
22805 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
22806 (verify_loop_structure): Verify consistency of the exit lists.
22807 (flow_loops_find): Use alloc_loop. Initialize exits hash.
22808 (set_single_exit): Removed.
22809 * cfgloop.h (struct loop_exit): New function.
22810 (struct loop): single_exit_ field replaced by exits field.
22811 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
22812 LOOPS_HAVE_RECORDED_EXITS.
22813 (struct loops): Added exits hash.
22814 (mark_single_exit_loops, set_single_exit): Declaration removed.
22815 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
22817 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22819 * doc/invoke.texi: Avoid use of @headitem.
22821 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22823 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
22825 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22827 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
22830 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22831 Richard Sandiford <richard@codesourcery.com>
22833 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
22834 * config/m68k/m68k.opt: Resort options.
22835 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
22837 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22838 Richard Sandiford <richard@codesourcery.com>
22840 * doc/invoke.texi: Document the macros that are defined by
22841 m68k's -mtune and -mhard-float options.
22842 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
22843 (m68k_cpp_cpu_family): Likewise.
22844 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
22845 of __ucfv*__ macros. Define __mcffpu__ if generating code for
22846 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
22847 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
22848 (m68k_cpp_cpu_family): Likewise.
22850 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22852 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
22853 macros besides mc68000 as tuning macros. Use a switch statement
22854 to set them and mcpu32.
22856 2007-01-12 Julian Brown <julian@codesourcery.com>
22858 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
22859 (TARGET_68040_ONLY): Rename to...
22860 (TARGET_68040): ...this.
22861 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
22862 * config/m68k/m68k.md: Likewise.
22864 2007-01-12 Julian Brown <julian@codesourcery.com>
22865 Nathan Sidwell <nathan@codesourcery.com>
22866 Richard Sandiford <richard@codesourcery.com>
22868 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
22869 the -mcpu= argument associated with the --with-cpu setting.
22870 Define M68K_DEFAULT_TUNE to the default -mtune= option,
22871 if different from the one implied by the -mcpu setting.
22872 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
22873 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
22874 * doc/invoke.texi: Mention ColdFire in the introduction to the
22875 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
22876 -mno-div and -mhard-float options. Make -m68881 a synonym for
22877 -mhard-float. Document the previously-undocumented -m5206e,
22878 -m528x, -m5307 and -m5407 options. Tweak the existing option
22879 documentation for consistency.
22880 * doc/install.texi: Mention new --with-cpu arguments.
22881 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
22882 default CPU if neither -mcpu nor -march are specified.
22883 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
22884 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
22885 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
22886 using m68k_tune to decide between families that implement the
22887 same ISA. Use m68k_tune to set __mcfv4e__.
22888 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
22889 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
22890 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
22891 (FL_ISA_C, FL_ISA_MMU): New macros.
22892 (MASK_COLDFIRE): Delete.
22893 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
22894 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
22895 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
22896 (TARGET_HARD_FLOAT): Do not define here.
22897 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
22898 (TUNE_68000): New macro.
22899 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
22900 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
22901 (TUNE_CFV2): Redefine in terms of m68k_tune.
22902 (uarch_type, target_device, fpu_type): New enums.
22903 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
22904 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
22905 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
22906 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
22907 (FL_FOR_isa_c): New macros.
22908 (m68k_isa): New enum.
22909 (m68k_target_selection): New structure.
22910 (all_devices, all_isas, all_microarchs): New tables.
22911 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
22912 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
22913 (MASK_ALL_CPU_BITS): Delete.
22914 (m68k_find_selection): New function.
22915 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
22916 Map the legacy target options to a combination of the new ones.
22917 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
22918 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
22919 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
22921 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
22922 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
22924 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
22925 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
22926 * config/m68k/m68k-devices.def: New file.
22928 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22929 Nathan Sidwell <nathan@codesourcery.com>
22931 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
22932 (SUBTARGET_EXTRA_SPECS): New macros.
22933 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
22934 use %(asm_cpu_spec) instead.
22935 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
22936 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
22937 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
22938 (EXTRA_SPECS): Rename to...
22939 (SUBTARGET_EXTRA_SPECS): ...this.
22941 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22942 Richard Sandiford <richard@codesourcery.com>
22943 Julian Brown <julian@codesourcery.com>
22945 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22946 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
22947 to the configuration's default CPU.
22948 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
22949 Remove default masks.
22950 (m680[012]0-*-*): Set the default with_cpu to the first part of
22952 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
22953 (m68k*-*-linux): Extend the --with-cpu handling to...
22954 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
22955 and m68010. Don't set target_cpu_default2.
22956 * doc/install.texi: Document --with-cpu for m68k.
22957 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
22958 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
22959 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
22960 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
22961 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
22962 (ASM_SPEC): Remove use of %(asm_cpu_default).
22963 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
22964 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
22965 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
22966 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
22967 __HAVE_FPU__ if TARGET_HARD_FLOAT.
22968 (TARGET_DEFAULT): Delete.
22969 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
22970 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
22971 (CPP_CPU_SPEC): Delete.
22972 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
22973 the appropriate string.
22974 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
22975 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
22976 (ASM_SPEC): Don't use %(asm_default_spec).
22977 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
22978 TARGET_DEFAULT and add MASK_68881.
22979 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
22981 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22983 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
22984 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
22985 MASK_68010 alongside MASK_68020.
22986 * doc/invoke.texi: Document -m68010.
22987 * config/m68k/m68k.opt (m68010): New.
22988 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
22990 (TUNE_68010): New macro.
22991 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
22992 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
22993 (M68K_CPU_m68332): Add MASK_68010.
22994 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
22995 fallback definition.
22996 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
22998 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
22999 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
23000 to all entries that use MASK_68020.
23001 (output_move_simode_const, output_move_himode, output_move_qimode)
23002 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
23003 instead of TARGET_68020 to select clr behavior. Remove comment
23004 about there being no TARGET_68010.
23005 * config/m68k/m68k.md: Likewise throughout.
23007 2007-01-12 Julian Brown <julian@codesourcery.com>
23009 * config/m68k/m68k.h (TARGET_ISAB): New macro.
23010 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
23011 * config/m68k/m68k.md: Likewise.
23013 2007-01-12 Julian Brown <julian@codesourcery.com>
23015 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
23016 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
23018 2007-01-12 Julian Brown <julian@codesourcery.com>
23020 * config/m68k/m68k.h (TUNE_68040_60): New macro.
23021 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
23022 * config/m68k/m68k.md: Likewise.
23024 2007-01-12 Julian Brown <julian@codesourcery.com>
23025 Richard Sandiford <richard@codesourcery.com>
23027 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
23028 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
23029 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
23031 (TARGET_CPU32): Rename to...
23032 (TUNE_CPU32): ...this.
23033 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
23034 (TUNE_CFV2): New macros.
23035 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
23036 remove conditions that are implied by TARGET_68020.
23037 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
23038 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
23039 (m68k_output_function_epilogue): Likewise.
23040 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
23041 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
23042 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
23043 non-68000 timings. Refactor multiplication and division costs.
23044 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
23045 TUNE_CPU32 instead of TARGET_CPU32.
23046 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
23047 and TUNE_68060 instead of TARGET_68060.
23048 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
23049 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
23051 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
23052 && !TARGET_COLDFIRE" to choose between moveq and clr.
23053 Likewise in the unnamed movsf pattern.
23054 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
23055 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
23058 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23060 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
23061 of tabbing before backslashes.
23063 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23065 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
23066 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
23067 (ASM_OUTPUT_INTERNAL_LABEL): Define.
23069 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23071 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
23072 find_interesting_uses_cond.
23073 (find_interesting_uses_cond): Use extract_cond_operands.
23074 (rewrite_use_compare): Use extract_cond_operands and
23075 force_gimple_operand_bsi. Do not call update_stmt.
23076 (determine_use_iv_cost_condition): Use extract_cond_operands.
23077 Return cheaper of using original bound and changing the exit bound.
23079 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23081 PR tree-optimization/29516
23082 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
23083 most_expensive_mult_to_index, addr_to_parts,
23084 create_mem_ref, maybe_fold_tmr): Make the type of
23085 fields of TARGET_MEM_REF sizetype.
23086 (move_fixed_address_to_symbol, move_pointer_to_base):
23088 * tree.def (TARGET_MEM_REF): Add comment on types of
23091 2007-01-11 Joseph Myers <joseph@codesourcery.com>
23093 * c-common.c (vector_types_convertible_p): Treat opaque types as
23094 always convertible if they have the same size, but not otherwise.
23096 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
23098 * ifcvt.c (struct noce_if_info): Add comments to the fields.
23099 Remove the b_unconditional field.
23100 (noce_try_sign_mask): Do not look at b_unconditional.
23101 (noce_process_if_block): Do not use merge_if_blocks. Update
23102 the CFG here. Do not set b_unconditional.
23103 (cond_move_process_if_block): Likewise.
23104 (find_cond_trap): Likewise.
23105 (check_cond_move_block): Require simple jump insns at the end
23106 of the basic block.
23108 2007-01-11 Jan Hubicka <jh@suse.cz>
23110 PR tree-optimization/1046
23111 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
23112 when alias info is not ready.
23113 (pass_tail_recursion): Do not require aliasing.
23114 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
23115 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
23116 * tree-ssa-copy.c (pass_copy_prop): Likewise.
23117 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
23118 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
23119 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
23120 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
23122 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
23123 When aliasing is not build, mark statement as volatile.
23125 2007-01-11 Tom Tromey <tromey@redhat.com>
23127 PR preprocessor/15185, PR preprocessor/20989:
23128 * doc/cppopts.texi <-MT>: Update description of algorithm for
23129 computing default target.
23130 <-M, -MD>: Reword "basename" text.
23132 2007-01-11 Roger Sayle <roger@eyesopen.com>
23134 * builtins.c (expand_builtin_pow, expand_builtin_powi,
23135 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
23136 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
23137 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
23138 fold_builtin_bswap, real_constp, fold_builtin_pow,
23139 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
23140 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
23141 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23142 * convert.c (convert_to_pointer): Likewise.
23143 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
23144 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
23145 const_binop, fold_convert_const_int_from_int,
23146 fold_convert_const_int_from_real,
23147 fold_convert_const_real_from_real, sign_bit_p,
23148 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
23149 fold_sign_changed_comparison, fold_unary, fold_comparison,
23150 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
23151 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
23152 * print-tree.c (print_node_brief, print_node): Likewise.
23153 * stor-layout.c (place_field, layout_type): Likewise.
23154 * tree-chrec.c (keep_cast): Likewise.
23155 * tree.c (build_vector, build_real, build_real_from_int_cst,
23156 build_complex): Likewise.
23158 2007-01-11 Roger Sayle <roger@eyesopen.com>
23160 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
23161 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
23163 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
23165 * configure.ac (strict1_warn): Rename to strict_warn.
23166 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
23167 cc_set_by_configure, quoted_cc_set_by_configure,
23168 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
23169 all_boot_languages, all_stagestuff): Remove.
23170 (target_list): Remove bootstrap targets.
23171 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
23172 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
23173 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
23174 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
23175 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
23176 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
23177 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
23178 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
23179 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
23180 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
23181 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
23182 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
23183 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
23184 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
23185 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
23186 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
23187 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
23188 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
23189 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
23190 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
23191 (mostlyclean): Adjust.
23192 (clean, distclean): Don't mention bootstrap stuff.
23193 * configure: Regenerate.
23194 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
23195 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
23196 treelang/config-lang.in (stagestuff): Remove.
23197 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
23198 stageprofile, stagefeedback, stagestuff): Remove mention.
23200 2007-01-11 Nick Clifton <nickc@redhat.com>
23202 * config/mcore/predicates.md (mcore_general_movesrc_operand):
23204 (mcore_general_movdst_operand): Do not accept CONST_INTs.
23205 (mcore_arith_K_S_operand): Run the test for the S constraint not
23206 the test for the M constraint.
23207 (mcore_addsub_operand): Do not accept integer values that are
23208 larger than 32 bits.
23209 * config/mcore/mcore.md: Remove unused constraints from split.
23210 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
23211 (addsi3): Likewise.
23212 (allocate_stack): Likewise.
23213 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
23214 operands to 32 bits.
23215 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
23217 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
23218 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
23219 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
23220 mcore_output_bclri, mcore_output_andn, output_inline_const,
23221 mcore_output_move, mcore_output_movedouble): Likewise.
23222 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
23223 (output_inline_const): Likewise.
23224 (output_inline_const): Fix format strings used in sprintf
23226 * config/mcore/mcore-protos.h: Update prototypes for changed
23227 functions in mcore.c.
23228 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
23229 HOST_WIDE_INT and not int.
23230 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
23231 CONST_OK_FOR_N): Likewise.
23232 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
23233 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
23236 2007-01-10 Jan Hubicka <jh@suse.cz>
23238 * tree-vrp.c (remove_range_assertions): Release defs.
23239 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
23240 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
23242 2007-01-10 Paul Brook <paul@codesourcery.com>
23244 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
23245 * config/arm/arm.md (mulsi3subsi): New insn.
23247 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
23249 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
23250 (tree_transform_and_unroll_loop): New.
23251 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
23254 2007-01-10 Robert Kennedy <jimbob@google.com>
23256 * fold-const.c (fold_comparison): Fold comparisons like (x *
23257 1000 < 0) to (x < 0).
23259 2007-01-10 Ian Lance Taylor <iant@google.com>
23261 * tree-pretty-print.c (dump_generic_node): Print parentheses when
23262 operands have the same priority.
23264 2007-01-10 Tom Tromey <tromey@redhat.com>
23266 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
23267 (fold_binary): Likewise.
23268 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
23269 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
23270 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
23271 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
23272 * langhooks.h (struct lang_hooks): Removed field
23273 'can_use_bit_fields_p'.
23275 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
23277 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
23279 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
23281 * function.c (get_last_funcdef_no): New function.
23282 * function.h (get_last_funcdef_no): Declare.
23283 * tree-inline.c (initialize_cfun): Add initialization.
23284 (tree_function_versioning): Cleanup.
23286 2007-01-10 Jan Hubicka <jh@suse.cz>
23288 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
23291 2007-01-10 Sa Liu <saliu@de.ibm.com>
23292 Ben Elliston <bje@au.ibm.com>
23294 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
23295 for SAVE_NONLOCAL and Pmode for any other save level.
23296 * spu-protos.h (spu_restore_stack_block): Declare.
23297 * spu.md (save_stack_block): Remove.
23298 (restore_stack_block): Call spu_restore_stack_block.
23299 * spu.c (spu_restore_stack_block): New function.
23300 (spu_expand_epilogue): Remove old comment.
23302 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
23304 PR tree-optimization/30322
23305 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
23306 (cand_value_at): Return the value as aff_tree.
23307 (may_eliminate_iv): Convert the bound from aff_tree to tree.
23308 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
23309 aff_combination_mult): New functions.
23310 (aff_combination_add): Use aff_combination_add_cst.
23311 (aff_combination_convert): Allow conversions to a wider type.
23312 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
23313 * tree-affine.h (aff_combination_mult): Declare.
23315 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
23317 * doc/tm.texi: Update documentation to reflect reality of exec
23318 and start file search behaviours. Update copyright year.
23319 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
23320 header file directories.
23322 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
23324 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
23325 (*cosxf2): Rename to cosxf2_i387.
23326 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
23327 using X87MODEF12 mode macro. Rename patterns to
23328 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
23330 (*cosdf2, *cossf2): Ditto.
23331 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
23332 to match extended input operands.
23333 (sincos<mode>3): New expander.
23334 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
23335 insn patterns and corresponding splitters.
23337 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
23339 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
23340 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
23342 2007-01-09 Nicolas Pitre <nico@cam.org>
23345 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
23347 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23349 * target.h (struct gcc_target): New field library_rtti_comdat.
23350 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
23351 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
23352 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
23353 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
23355 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23357 * doc/invoke.texi (Optimize Options): Correct description of -O0.
23359 2007-01-08 Richard Guenther <rguenther@suse.de>
23361 * tree.h (force_fit_type_double): Export.
23362 (force_fit_type): Remove.
23363 * fold-const.c (force_fit_type_double): New function.
23364 (force_fit_type): Remove.
23365 (int_const_binop): Use it.
23366 (fold_convert_const_int_from_int): Likewise.
23367 (fold_convert_const_int_from_real): Likewise.
23368 (fold_div_compare): Likewise.
23369 (fold_sign_changed_comparison): Likewise.
23370 (fold_unary): Likewise.
23371 (fold_negate_const): Likewise.
23372 (fold_abs_const): Likewise.
23373 (fold_not_const): Likewise.
23374 * c-common.c (shorten_compare): Use force_fit_type_double.
23375 * convert.c (convert_to_pointer): Likewise.
23377 2007-01-08 Richard Guenther <rguenther@suse.de>
23379 * tree.h (build_int_cst_wide_type): Export.
23380 * tree.c (build_int_cst_wide_type): New function.
23381 (build_int_cst_wide): Fix comment.
23382 * builtins.c (fold_builtin_object_size): Use build_int_cst
23383 to build -1 or 0 of the correct type. Use fit_double_type
23384 to check for overflow.
23385 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
23387 (decode_field_reference): Likewise.
23388 (all_ones_mask_p): Likewise.
23389 (native_interpret_int): Use build_int_cst_wide_type.
23390 (fold_binary): Use build_int_cst_type to build an all-ones
23392 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
23394 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
23396 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
23398 2007-01-09 Ben Elliston <bje@au.ibm.com>
23400 * genautomata.c (STATS_OPTION): New option.
23401 (stats_flag): New flag.
23402 (gen_automata_option): Handle it.
23403 (initiate_automaton_gen): Ditto.
23404 (write_automata): Output statistics only if stats_flag is
23405 set. Likewise, output time statistics only if time_flag is set.
23406 * doc/md.texi (Processor pipeline description): Document new flag.
23408 2007-01-08 Richard Guenther <rguenther@suse.de>
23410 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
23411 * tree.c (build_int_cst_type): Likewise.
23412 (size_in_bytes): Don't call force_fit_type on the result.
23413 (int_fits_type_p): Use fit_double_type.
23414 * fold-const.c (fit_double_type): New function.
23415 (force_fit_type): Use it.
23416 * tree.h (fit_double_type): Export.
23418 2007-01-08 Jan Hubicka <jh@suse.cz>
23420 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
23421 * ipa.c (function_and_variable_visibility): Fix return type.
23423 2007-01-08 Richard Guenther <rguenther@suse.de>
23425 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
23426 of offset to build the index.
23427 * tree-pretty-print.c (dump_generic_node): Don't build negated
23428 const just for printing.
23429 * c-pretty-print.c (pp_c_integer_constant): Likewise.
23430 * builtins.c (fold_builtin_int_roundingfn): Check if result
23431 fits the type by using force_fit_type and comparing the result.
23432 * predict.c (predict_loops): Use compare_tree_int for comparison.
23433 * tree.c (build_int_cst): Fall back to integer_type_node for
23435 (build_int_cst_wide): Assert type is non-null.
23437 2007-01-08 Roberto Costa <roberto.costa@st.com>
23439 * tree-vrp.c (extract_range_from_cond_expr): New.
23440 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
23441 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
23443 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
23444 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
23445 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
23446 used as expressions.
23447 * tree-object-size.c (cond_expr_object_size): New.
23448 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
23450 2007-01-08 Jan Hubicka <jh@suse.cz>
23452 * tree-ssa-forwprop.c (forward_propagate_into_cond,
23453 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
23456 2007-01-08 Richard Guenther <rguenther@suse.de>
23458 PR tree-optimization/23603
23459 * tree-vrp.c (set_value_range_to_truthvalue): New function.
23460 (extract_range_from_binary): Fall back to truthvalue instead of
23461 varying for TRUTH_*_EXPR.
23462 (extract_range_from_comparison): Fall back to truthvalue instead of
23464 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
23465 if all visited PHI values were constant.
23467 2007-01-08 Jan Hubicka <jh@suse.cz>
23469 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
23470 (cgraph_analyze_function): break out from ...
23471 (cgraph_finalize_compilation_unit): ... here.
23472 (cgraph_expand_function): Remove forgoten commented out line.
23473 (cgraph_optimize): Analyze functions.
23475 2007-01-08 Jan Hubicka <jh@suse.cz>
23477 * tree-pas.h (TODO_remove_function): New flag.
23478 (TODO_update*): Renumber.
23479 (pass_ipa_increase_alignment,
23480 pass_ipa_function_and_variable_visibility): New passes.
23481 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
23482 (cgraph_function_and_variable_visibility): Move to ipa.c
23483 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
23484 cgraph_increase_alignment.
23485 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
23486 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
23487 calling tree-inline.
23488 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
23489 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
23490 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
23491 (gate_increase_alignment): New function.
23492 (pass_ipa_increase_alignment): New pass.
23493 * ipa.c: Inline tree-pass.h and timevar.h
23494 (function_and_variable_visibility): Move here from cgraphunit.c
23495 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
23496 * passes.c (init_optimization_passes): Add the two new passes.
23497 (execute_todo): Handle cgraph_remove_functions.
23499 2007-01-08 Nick Clifton <nickc@redhat.com>
23501 * config/frv/predicates.md (reg_or_0_operand): Accept
23504 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
23506 * config/bfin/rtems.h, config/bfin/t-rtems: New.
23507 * config.gcc: Add bfin*-rtems*.
23509 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
23511 * c.opt: Add -flax-vector-conversions.
23512 * c-typeck.c (convert_for_assignment): Pass flag to
23513 vector_types_convertible_p to allow emission of note.
23514 (digest_init): Likewise.
23515 * c-opts.c: Handle -flax-vector-conversions.
23516 * c-common.c (flag_lax_vector_conversions): New.
23517 (vector_types_convertible_p): Unless -flax-vector conversions
23518 has been passed, disallow conversions between vectors with
23519 differing numbers of subparts and/or element types. If such
23520 a conversion is disallowed, possibly emit a note on the first
23521 occasion only to inform the user of -flax-vector-conversions.
23522 The new last argument specifies this.
23523 * c-common.h (flag_lax_vector_conversions): New.
23524 (vector_types_convertible_p): Add extra argument.
23525 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
23526 char_type_node for V*QI type vectors.
23527 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
23528 Update to satisfy new typechecking rules.
23529 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
23530 C and C++ variants.
23531 * doc/invoke.texi (C Dialect Options): Document
23532 -flax-vector-conversions.
23534 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
23536 PR tree-optimization/29877
23537 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
23538 a register variable on the RHS to not be replaceable.
23540 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
23541 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
23542 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
23543 const_simm15, const_pow2, const_npow2): Added.
23544 * config/score/misc.md (insv, extv, extzv, movmemsi,
23545 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
23546 * config/score/score.c (score_address_cost, score_select_cc_mode):
23548 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
23549 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
23550 Update score_print_operand.
23551 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
23552 Adjust register allocate order and update some macro define.
23553 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
23554 mdx_block_move_straight, mdx_block_move_loop_head,
23555 mdx_block_move_loop_body, mdx_block_move_loop_foot,
23556 mdx_block_move_loop, mdx_block_move): Added.
23557 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
23558 mdp_limm): Updated and fix some bug and typo.
23559 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
23560 (movsf, movdf, doloop_end): Added.
23562 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
23564 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
23565 config/arm/thumb2.md: Fix comment typos.
23566 * doc/extend.texi: Fix a typo.
23568 2007-01-07 Eric Christopher <echristo@apple.com>
23570 * configure.ac: Check for __stack_chk_fail for darwin.
23571 * configure: Regenerate.
23573 2007-01-07 Richard Guenther <rguenther@suse.de>
23575 * tree-vrp.c (extract_range_from_assert): CSE calls to
23576 compare_values where possible.
23577 (extract_range_from_unary_expr): Likewise.
23579 2007-01-07 Anatoly Sokolov <aesok@post.ru>
23581 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
23582 * config/avr/avr.c (call_insn_operand): Delete function.
23583 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
23584 instead of register number. Use predicates.
23585 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
23586 call_insn_operand): Add.
23588 2007-01-06 Jan Hubicka <jh@suse.cz>
23590 * tree-pass.h (pass_build_cgraph_edges): Declare.
23591 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
23592 (visited_nodes): Remove.
23593 (cgraph_create_edges): Move to cgraphbuild.c; rename to
23594 build_cgrpah_edges; make visited_nodes local.
23595 (cgraph_process_new_functions): DO not call initialize_inline_failed.
23596 (record_references_in_initializer): Move to cgraphbuild.c
23597 (initialize_inline_failed, rebuild_cgraph_edges,
23598 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
23599 (verify_cgraph_node): Make visited_nodes local.
23600 (cgraph_analyze_function): Do not call cgraph_create_edges and
23601 initialize_inline_failed.
23602 (cgraph_expand_function): Do not call cgraph_lower_function;
23603 assert that function is already lowered.
23604 * Makefile.in (cgraphbuild.o): New.
23605 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
23606 at the end of lowering passes.
23608 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
23610 * ifcvt.c (cond_move_convert_if_block): New function, code
23611 factored out from...
23612 (cond_move_process_if_block): ...here. Call the new function
23613 on the THEN and ELSE blocks.
23614 (merge_if_block): Do not copy global_live_at_end, merge_blocks
23615 already takes care of this.
23617 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23620 * tree.h (TREE_OVERFLOW_P): New.
23621 * c-typeck.c (parser_build_unary_op): Warn only if result
23622 overflowed and operands did not.
23623 (parser_build_binary_op): Likewise.
23624 (convert_for_assignment): Remove redundant overflow_warning.
23625 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
23627 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23629 * c-typeck.c (store_init_value): Split over two lines to follow
23630 the GNU coding style.
23632 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
23634 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
23635 __GXX_EXPERIMENTAL_CXX0X__.
23636 * doc/cpp.texi: Same.
23638 2007-01-05 Richard Guenther <rguenther@suse.de>
23640 PR middle-end/27826
23641 * tree.c (get_narrower): Do not construct COMPONENT_REFs
23642 with mismatched types. Instead explicitly build a
23643 conversion NOP_EXPR.
23645 2007-01-05 Ian Lance Taylor <iant@google.com>
23647 * c-common.c (decl_with_nonnull_addr_p): New function.
23648 (c_common_truthvalue_conversion): Call it.
23649 * c-typeck.c (build_binary_op): Likewise.
23650 * c-common.h (decl_with_nonnull_addr_p): Declare.
23652 2007-01-05 Jakub Jelinek <jakub@redhat.com>
23655 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
23658 2007-01-05 Joel Brobecker <brobecker@adacore.com>
23660 * doc/install.texi (Final install): Document the fact that
23661 the GNAT runtime should not be stripped.
23663 2007-01-04 Jan Hubicka <jh@suse.cz>
23665 * tree-inline.c (fold_marked_statements): Update operand caches
23666 and EH after folding
23668 2007-01-04 Ian Lance Taylor <iant@google.com>
23670 * c-common.c (check_function_nonnull): Whitespace fix.
23672 2007-01-04 Jan Hubicka <jh@suse.cz>
23674 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
23675 comitted older version of patch.
23676 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
23677 function, celanup cfg and collect garbage.
23679 2007-01-04 Mike Stump <mrs@apple.com>
23681 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
23684 2007-01-04 Eric Christopher <echristo@apple.com>
23686 * libgcc2.c (__bswapsi2): Use SItype.
23687 (__bswapdi2): Use DItype.
23688 * libgcc2.h: Update for above.
23690 2007-01-04 Paul Brook <paul@codesourcery.com>
23692 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
23693 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
23694 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
23695 umulsidi3, umulsidi3adddi, smulsi3_highpart,
23696 umulsi3_highpart): Make conditional on !arm_arch6.
23697 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
23698 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
23699 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
23700 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
23701 umulsi3_highpart_v6): New insns.
23703 2007-01-04 Roger Sayle <roger@eyesopen.com>
23705 * fold-const.c (fold_convert): When casting an expression to void,
23706 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
23707 have a type. Instead of attempting to build a NOP_EXPR, return
23708 these "special" trees directly.
23710 2007-01-04 Joseph Myers <joseph@codesourcery.com>
23712 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
23713 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
23714 rs6000_cost->fp not 0 as adjustment for outer NEG.
23716 2007-01-04 Jan Hubicka <jh@suse.cz>
23718 * cgraph.c (cgraph_release_function_body): New function.
23719 (cgraph_remove_node): Use it.
23720 * cgraph.h (cgraph_release_function_body): Declare.
23721 * cgraphunit.c (cgraph_expand_function): Use it.
23722 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
23723 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
23724 is initialized and while compilation of other function is running.
23725 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
23726 statement CFG annotations from here to ...
23727 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
23729 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
23731 * cfgloop.h (enum li_flags): Make the constants powers of two.
23733 2007-01-04 Jan Hubicka <jh@suse.cz>
23735 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
23737 (fold_marked_statements): New function.
23738 (optimize_inline_calls, tree_function_versioning): Fold new statements.
23739 * tree-inline.h (copy_body_data): Add statements_to_fold.
23741 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
23743 * config.gcc: Mention libgcc/config.host.
23744 * Makefile.in: Update comments mentioning libgcc.
23745 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
23746 (all.cross, start.encap, rest.encap, rest.cross): Update
23747 dependencies for libgcc move.
23748 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
23749 (clean-target, clean-target-libgcc): Delete.
23750 (srcdirify, GCC_EXTRA_PARTS): New macros.
23751 (libgcc-support, libgcc.mvars): New rules.
23752 (distclean): Remove mention of mklibgcc.
23753 (install): Don't reference INSTALL_LIBGCC.
23754 (install-common): Don't reference EXTRA_PARTS.
23755 (install-libgcc, install-multilib): Delete rules.
23756 * mklibgcc.in: Delete file.
23757 * doc/configfiles.texi: Don't mention mklibgcc.
23759 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
23760 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
23761 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
23762 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
23763 (mklibgcc, ldblspecs): Likewise.
23765 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
23766 (posixpre.def): Use $(T).
23767 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
23768 (SHLIB_SRC, SHLIB_INSTALL): Delete.
23769 (SHLIB_LINK): Make dummy.
23770 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
23772 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
23774 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
23775 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
23776 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
23777 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
23779 * configure.ac (all_outputs): Remove mklibgcc.
23780 * configure: Regenerated.
23782 2007-01-03 Josh Conner <jconner@apple.com>
23784 PR middle-end/29683
23785 * calls.c (compute_argument_addresses): Set stack and stack_slot
23786 for partial args, too.
23787 (store_one_arg): Use locate.size.constant for the size when
23788 generating a save_area.
23790 2007-01-03 Robert Kennedy <jimbob@google.com>
23792 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
23793 whose definitions are deleted due to basic block merging.
23795 2007-01-03 Paul Brook <paul@codesourcery.com>
23798 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
23800 (use_return_insn): Return 0 for Thumb interrupt functions.
23801 (print_multi_reg): Add rfe argument for IRQ returns.
23802 (arm_output_epilogue): Pop interrupt return address directly into PC.
23803 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
23805 2007-01-03 Paul Brook <paul@codesourcery.com>
23807 Merge from sourcerygxx-4_1.
23808 * config/arm/thumb2.md: New file.
23809 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
23811 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
23812 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23813 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
23814 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
23816 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23817 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
23819 * config/arm/ieee754-sf.S: Ditto.
23820 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
23821 (thumb1_base_register_rtx_p): ... to this.
23822 (thumb_index_register_rtx_p): Rename...
23823 (thumb1_index_register_rtx_p): ... to this.
23824 (thumb_output_function_prologue): Rename...
23825 (thumb1_output_function_prologue): ... to this.
23826 (thumb_legitimate_address_p): Rename...
23827 (thumb1_legitimate_address_p): ... to this.
23828 (thumb_rtx_costs): Rename...
23829 (thumb1_rtx_costs): ... to this.
23830 (thumb_compute_save_reg_mask): Rename...
23831 (thumb1_compute_save_reg_mask): ... to this.
23832 (thumb_final_prescan_insn): Rename...
23833 (thumb1_final_prescan_insn): ... to this.
23834 (thumb_expand_epilogue): Rename...
23835 (thumb1_expand_epilogue): ... to this.
23836 (arm_unwind_emit_stm): Rename...
23837 (arm_unwind_emit_sequence): ... to this.
23838 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
23839 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
23840 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
23841 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
23842 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
23843 thumb2_output_casesi): New functions.
23844 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
23845 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
23846 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
23847 THUMB2_WORK_REGS): Define.
23848 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
23849 arm_condexec_mask, arm_condexec_masklen)): New variables.
23850 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
23851 (arm_override_options): Check new CPU capabilities.
23852 Set new architecture flag variables.
23853 (arm_isr_value): Handle v7m interrupt functions.
23854 (user_return_insn): Return 0 for v7m interrupt functions. Handle
23856 (const_ok_for_arm): Handle Thumb-2 constants.
23857 (arm_gen_constant): Ditto. Use movw when available.
23858 (arm_function_ok_for_sibcall): Return false for v7m interrupt
23860 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
23861 (thumb_find_work_register, arm_load_pic_register,
23862 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
23863 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
23864 print_multi_reg, output_mov_long_double_fpa_from_arm,
23865 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
23866 output_mov_double_fpa_from_arm, output_move_double,
23867 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
23868 output_return_instruction, arm_output_function_prologue,
23869 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
23870 arm_output_mi_thunk, thumb_set_return_address): Ditto.
23871 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
23872 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
23873 (arithmetic_instr, shift_op): Use arm_shift_nmem.
23874 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
23876 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
23877 (thumb_expand_prologue): Use thumb_set_frame_pointer.
23878 (arm_file_start): Output directive for unified syntax.
23879 (arm_unwind_emit_set): Handle stack alignment instruction.
23880 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
23881 Add v6t2, v7, v7a, v7r and v7m.
23882 (RETLDM): Add Thumb-2 code.
23883 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
23884 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
23885 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
23886 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
23887 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
23888 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
23889 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
23890 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
23891 ADJUST_INSN_LENGTH): Define.
23892 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
23893 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
23894 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
23895 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
23896 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
23897 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
23898 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
23899 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
23900 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
23901 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
23902 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
23903 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
23904 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
23905 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
23906 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
23907 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
23908 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
23910 * config/arm/arm-tune.md: Regenerate.
23911 * config/arm/arm-protos.h: Update prototypes.
23912 * config/arm/vfp.md: Enable patterns for Thumb-2.
23913 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
23914 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
23915 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
23916 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
23917 * config/arm/libunwind.S: Add Thumb-2 code.
23918 * config/arm/constraints.md: Update include Thumb-2.
23919 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
23920 * config/arm/ieee754-df.S: Ditto.
23921 * config/arm/bpabi.S: Ditto.
23922 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
23923 * config/arm/predicates.md (low_register_operand,
23924 low_reg_or_int_operand, thumb_16bit_operator): New.
23925 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
23926 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
23927 * config/arm/t-arm-elf: Add armv7 multilib.
23928 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
23930 (UNSPEC_STACK_ALIGN, ce_count): New.
23931 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
23932 arm_zero_extendsidi2, arm_zero_extendqidi2): New
23934 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
23935 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
23936 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
23937 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
23938 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
23939 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
23941 * doc/extend.texi: Document ARMv7-M interrupt functions.
23942 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
23944 2007-01-03 Jakub Jelinek <jakub@redhat.com>
23946 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
23947 (struct _Unwind_Context): Rename args_size to flags, remove
23948 signal_frame field, add a new args_size field and version field.
23949 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
23950 _Unwind_IsExtendedContext): New inline functions.
23951 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
23952 Assume by_value array is only present if _Unwind_IsExtendedContext.
23953 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
23954 _Unwind_IsSignalFrame.
23955 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
23956 (uw_update_context_1): Use _Unwind_SetSignalFrame.
23957 (uw_init_context_1): Initialize context->flags to
23958 EXTENDED_CONTEXT_BIT.
23959 * config/rs6000/linux-unwind.h (frob_update_context): Use
23960 _Unwind_SetSignalFrame.
23962 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23964 PR middle-end/30353
23965 * gimplify.c (gimplify_modify_expr_complex_part): Move below
23966 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
23969 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
23971 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
23972 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
23973 RET, AT_SP): Remove.
23974 * config/i386/i386.md (*sse_prologue_save_insn): Use return
23977 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23978 * cfgbuild.c (find_basic_blocks): Likewise.
23979 * cfgrtl.c (rtl_create_basic_block): Likewise.
23980 * function.c (temp_slots_at_level): Likewise.
23981 * reg-stack.c (stack_regs_mentioned): Likewise.
23982 * regclass.c (allocate_reg_info): Likewise.
23983 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23984 set_bb_for_stmt, move_block_to_fn): Likewise.
23985 * tree-complex.c (tree_lower_complex): Likewise.
23986 * vec.h (VEC_safe_grow_cleared): New.
23988 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
23990 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
23992 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
23993 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
23995 * cfgloopmanip.c (scale_loop_frequencies): Export.
23996 (loopify): Scale the frequencies by prescribed coefficients.
23997 (set_zero_probability): New function.
23998 (duplicate_loop_to_header_edge): Improve updating of frequencies.
23999 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
24000 and frequencies according to arguments.
24001 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
24003 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
24004 * modulo-sched.c (sms_schedule): Set probabilities for entering
24005 versioned loop correctly.
24006 * tree-vect-transform.c (vect_transform_loop): Ditto.
24007 * cfgloop.h (loopify, loop_version): Declaration changed.
24008 (scale_loop_frequencies): Declared.
24010 2007-01-02 Jan Hubicka <jh@suse.cz>
24012 * cgraph.c: Include tree-flow.h
24013 (cgraph_add_new-function): Handle IPA_SSA mode; execute
24014 early_local_passes.
24015 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
24016 * tree-pass.h (pass_all_early_optimizations): Declare.
24017 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
24018 early_local_passes.
24019 (cgraph_analyze_function): Do early_local_passes.
24020 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24021 Do not add referenced vars.
24022 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
24024 (gate_all_early_local_passes): New gate.
24025 (pass_early_local_passes): Use new gate.
24026 (execute_early_local_optimizations): New functions.
24027 (gate_all_early_optimizations): New gate.
24028 (pass_all_early_optimizations): New pass.
24029 (execute_free_datastructures): Free SSA only when initialized.
24030 (gate_init_datastructures): Init only when optimizing.
24031 (tree_lowering_passes): Do early local passes when called late.
24032 * tree-profile.c (do_tree_profiling): Don't profile functions added
24034 (do_early_tree_profiling, pass_early_tree_profile): Kill.
24035 * tree-cfg.c (update_modified_stmts): Do not update when operands are
24037 * passes.c (init_optimizations_passes): Reorder so we go into SSA
24038 during early_local_passes.
24039 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
24042 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24044 * Makefile.in: Update copyright year.
24046 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24048 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
24049 in $(lang_checks) and check-consistency targets.
24051 2007-01-02 Jan Hubicka <jh@suse.cz>
24053 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24054 Do not add referenced vars.
24055 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
24057 * passes.c (init_optimization_passes): Put mudflap_2 after
24058 free_datastructures.
24060 2007-01-02 Jan Hubicka <jh@suse.cz>
24062 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
24063 Set NOTHROW flag on call statements proved to be nothrow.
24064 Update statement of local calls so new pure/const functions are
24065 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
24067 (tree_rest_of_compilation): Register hooks and initialize bitmap
24068 early. Do not set after_inlining flag.
24070 2007-01-02 Steve Ellcey <sje@cup.hp.com>
24072 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
24073 HOST_BITS_PER_LONGLONG
24075 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24078 * c-typeck.c (store_init_value): Don't emit pedantic overflow
24079 warning for non-static initializers.
24081 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
24083 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
24084 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
24085 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
24086 Always use set_unique_reg_note to add REG_EQUAL notes.
24088 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24091 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24093 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24094 * cfgbuild.c (find_basic_blocks): Likewise.
24095 * cfgrtl.c (rtl_create_basic_block): Likewise.
24096 * function.c (temp_slots_at_level): Likewise.
24097 * reg-stack.c (stack_regs_mentioned): Likewise.
24098 * regclass.c (allocate_reg_info): Likewise.
24099 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24100 set_bb_for_stmt, move_block_to_fn): Likewise.
24101 * tree-complex.c (tree_lower_complex): Likewise.
24102 * vec.h (VEC_safe_grow_cleared): New.
24104 2007-01-02 Ian Lance Taylor <iant@google.com>
24106 * c-common.c (c_common_truthvalue_conversion): When warning about
24107 using an assignment as a truth value, set TREE_NO_WARNING.
24109 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24112 * c.opt (Wold-style-declaration): New.
24113 * doc/invoke.texi (C-only Warning Options): New.
24114 (Wold-style-declaration): Document it.
24115 (Wextra): Enabled by -Wextra.
24116 * c-opts.c (c_common_post_options): Enabled by -Wextra.
24117 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
24118 -Wold-style-declaration.
24120 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24122 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24123 * cfgbuild.c (find_basic_blocks): Likewise.
24124 * cfgrtl.c (rtl_create_basic_block): Likewise.
24125 * function.c (temp_slots_at_level): Likewise.
24126 * reg-stack.c (stack_regs_mentioned): Likewise.
24127 * regclass.c (allocate_reg_info): Likewise.
24128 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24129 set_bb_for_stmt, move_block_to_fn): Likewise.
24130 * tree-complex.c (tree_lower_complex): Likewise.
24131 * vec.h (VEC_safe_grow_cleared): New.
24133 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
24135 * c-common.c (c_common_nodes_and_builtins): Since variants of
24136 void_type_node get built before it is given a name, we need to
24137 give those variants the name, too.
24138 (complete_array_type): We need to work with the canonical main
24139 type of the array, from which we will build the qualified version.
24140 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
24141 * print-tree.c (print_node): Display canonical type information
24143 * stor-layout.c (layout_type): When we don't know the
24144 alignment of a type for which we're building an array, we end up
24145 guessing wrong, so make the type require structural equality.
24146 * tree.c (make_node_stat): When we build a new type, it is its
24147 own canonical type.
24148 (build_type_attribute_qual_variant): When building an attribute
24149 variant, its canonical type is the non-attribute variant. However,
24150 if the attributes are target-dependent and they differ, we need to
24151 use structural equality checks for this type.
24152 (build_qualified_type): A qualified type is not equivalent to its
24153 unqualified variant; set the canonical type appropriately.
24154 (build_distinct_type_copy): When building a distinct type from
24155 another type, the new type is its own canonical type.
24156 (build_variant_type_copy): When building a new type variant, we
24157 assume that it is equivalent to the original type.
24158 (build_pointer_type_for_mode): When building a pointer type, also
24159 build a canonical type pointer.
24160 (build_reference_type_for_mode): When building a reference type,
24161 also build a canonical type reference.
24162 (build_index_type): When we can't hash an index type (e.g.,
24163 because its maximum value is negative), the index type requires
24164 structural equality tests.
24165 (build_array_type): Build the canonical form of an array type.
24166 (build_function_type): Function types require structural equality,
24167 because they contain default arguments, attributes, etc.
24168 (build_method_type_directly): Ditto for method types.
24169 (build_offset_type): Build the canonical offset type.
24170 (build_complex_type): Build the canonical vector type.
24171 (make_vector_type): Build the canonical vector type.
24172 * tree.h (TYPE_CANONICAL): New.
24173 (TYPE_STRUCTURAL_EQUALITY_P): New.
24174 (SET_TYPE_STRUCTURAL_EQUALITY): New.
24175 (struct tree_type): Added "canonical" field.
24176 * params.h (VERIFY_CANONICAL_TYPES): New.
24177 * doc/c-tree.texi (TYPE_CANONICAL): Document.
24178 (TYPE_STRUCTURAL_EQUALITY_P): Document.
24179 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
24180 * doc/invoke.texi (verify-canonical-types): Document --param
24181 parameter for verifying canonical types.
24183 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24185 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
24186 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
24187 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
24188 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
24190 * config/rs6000/e500.h: New.
24191 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
24192 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
24194 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
24195 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
24196 TARGET_E500_DOUBLE): Remove.
24197 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
24198 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
24199 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
24200 * config/rs6000/rs6000.c (rs6000_override_options): Use
24201 CHECK_E500_OPTIONS.
24203 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24205 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
24206 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
24207 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
24208 rs6000_emit_cmove): Don't check TARGET_E500.
24209 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
24210 sordered): Don't check TARGET_E500.
24212 2007-01-01 Eric Christopher <echristo@apple.com>
24214 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
24215 HARD_REGISTER_NUM_P.
24217 2007-01-01 Roger Sayle <roger@eyesopen.com>
24219 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
24220 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
24221 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
24224 2007-01-01 Mike Stump <mrs@apple.com>
24226 * configure.ac: Remove support for building with Apple's gcc-3.1.
24228 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24230 PR middle-end/30311
24231 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
24232 REG is a hard register. Do not modify REG before calling
24234 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
24235 multiple of the size of YMODE for certain lowpart cases.
24237 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24239 PR middle-end/30253
24240 * gimplify (voidify_wrapper_expr): Update for
24241 GIMPLE_MODIFY_STMT.
24243 2007-01-01 Andreas Schwab <schwab@suse.de>
24246 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
24247 save of BR0 in extra_spill_size instead of spill_size.
24248 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
24250 (ia64_expand_epilogue): Restore BR0 from its new location.
24252 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24254 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
24255 Use a temporary variable if the left hand side is not a gimple
24258 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24260 * gimplify.c (gimplify_return_expr): Make the temporary variable
24261 for the return expression, a gimple register variable.
24263 2007-01-01 Jan Hubicka <jh@suse.cz>
24265 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
24268 2007-01-01 Mike Stump <mrs@apple.com>
24270 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
24272 * config/darwin.c (machopic_select_rtx_section): Use
24273 HAVE_GAS_LITERAL16.
24274 (darwin_mergeable_constant_section): Likewise.
24275 * configure: Regenerate.
24276 * config.in: Regenerate.
24278 2007-01-01 Jan Hubicka <jh@suse.cz>
24279 Andrew Pinski <pinskia@gmail.com>
24281 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
24282 before starting IPA passes.