1 2007-08-24 Michael Matz <matz@suse.de>
3 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
5 2007-08-24 Richard Guenther <rguenther@suse.de>
8 * tree-ssa.c (useless_type_conversion_p): Split into a
9 recursive and a non-recursive part.
10 (useless_type_conversion_p_1): New function.
11 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
12 from maybe_fold_offset_to_reference is trivially convertible
13 to the desired type before doing the simplification.
15 2007-08-24 Jakub Jelinek <jakub@redhat.com>
17 * expr.c (store_expr): Optimize initialization of an array
19 * expr.h (builtin_strncpy_read_str): New prototype.
20 * builtins.c (builtin_strncpy_read_str): Remove prototype.
23 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
26 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
27 field when initializing if_info structure.
29 2007-08-24 Richard Guenther <rguenther@suse.de>
31 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
33 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
34 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
35 * tree-inline.c (inlinable_function_p): Fold in common parts of
36 the cannot_inline_tree_fn langhook.
37 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
38 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
39 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
40 cannot_inline_tree_fn langhook.
41 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
42 cannot_inline_tree_fn member.
44 2007-08-24 Richard Guenther <rguenther@suse.de>
46 * expr.c (get_inner_reference): Do computation of bitoffset
47 from offset in a way we can detect overflow reliably.
49 2007-08-24 Jie Zhang <jie.zhang@analog.com>
51 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
53 2007-08-24 Jie Zhang <jie.zhang@analog.com>
55 * config/bfin/bfin.opt (mfast-fp): Add.
56 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
57 libbffastfp override libgcc if -mfast-fp.
58 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
59 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
60 (Blackfin Options): Document -mfast-fp.
62 2007-08-24 Jakub Jelinek <jakub@redhat.com>
64 PR tree-optimization/32573
66 * tree-data-ref.c (initialize_data_dependence_relation): Clear
67 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
68 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
69 (build_classic_dist_vector): Return false rather than true if
70 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
71 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
72 returned false. Don't call save_dist_v before calling
73 build_classic_dist_vector_1.
74 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
75 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
76 DDR_DIR_VECTS vectors.
78 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
80 * configure.ac (leb128): Modify sed statement to work with any binutils
82 * configure: Regenerate
84 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
86 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
87 Wrap in RTX_CODE macro guard.
88 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
89 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
90 arm_mark_dllimport, arm_pe_encode_section_info,
91 arm_pe_unique_section): Use ISO-C function declarations.
92 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
93 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
94 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
96 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
97 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
99 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
101 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
102 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
103 (register_move_cost): Use ISO-C function declarations.
104 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
105 * config/score/score-protos.h (score_declare_object): Add
107 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
109 * final.c (profile_function): Avoid empty if-bodies.
112 * calls.c (must_pass_in_stack_var_size,
113 must_pass_in_stack_var_size_or_pad): Constify.
114 * config/alpha/alpha-protos.h (function_value): Likewise.
115 * config/alpha/alpha.c (alpha_return_in_memory,
116 alpha_pass_by_reference, function_value,
117 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
118 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
120 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
121 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
122 TARGET_PROMOTE_PROTOTYPES): Likewise.
123 * config/arm/arm-protos.h (arm_return_in_memory,
124 arm_pad_arg_upward, arm_function_value): Likewise.
125 * config/arm/arm.c (arm_pass_by_reference,
126 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
127 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
128 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
130 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
131 * config/avr/avr-protos.h (avr_function_value): Likewise.
132 * config/avr/avr.c (avr_return_in_memory,
133 gas_output_limited_string, gas_output_ascii, avr_function_value,
134 avr_return_in_memory): Likewise.
135 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
136 * config/bfin/bfin.c (bfin_pass_by_reference,
137 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
138 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
140 * config/cris/cris.c (cris_pass_by_reference,
141 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
142 * config/crx/crx.c (crx_return_in_memory): Likewise.
143 * config/darwin.c (function_base, machopic_function_base_name):
145 * config/fr30/fr30.c (fr30_must_pass_in_stack,
146 TARGET_PROMOTE_PROTOTYPES): Likewise.
147 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
148 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
149 * config/i386/i386-protos.h (ix86_return_in_memory,
150 ix86_sol10_return_in_memory): Likewise.
151 * config/i386/i386.c (ix86_function_value,
152 ix86_function_sseregparm, ix86_must_pass_in_stack,
153 type_natural_mode, classify_argument, examine_argument,
154 construct_container, ix86_pass_by_reference, function_value_32,
155 function_value_64, ix86_function_value_1, return_in_memory_32,
156 return_in_memory_64, return_in_memory_ms_64,
157 ix86_return_in_memory, ix86_sol10_return_in_memory,
158 TARGET_PROMOTE_PROTOTYPES): Likewise.
159 * config/ia64/ia64-protos.h (ia64_function_value,
160 ia64_hpux_function_arg_padding): Likewise.
161 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
162 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
163 ia64_hpux_function_arg_padding): Likewise.
164 * config/iq2000/iq2000-protos.h (function_arg,
165 iq2000_function_value): Likewise.
166 * config/iq2000/iq2000.c (iq2000_return_in_memory,
167 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
168 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
169 function_arg, iq2000_function_value): Likewise.
170 * config/m32c/m32c-protos.h (m32c_function_value,
171 m32c_promote_function_return): Likewise.
172 * config/m32c/m32c.c (m32c_pass_by_reference,
173 m32c_promote_prototypes, m32c_promote_function_return,
174 m32c_function_value): Likewise.
175 * config/m32r/m32r.c (m32r_return_in_memory,
176 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
177 m32r_in_small_data_p): Likewise.
178 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
180 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
181 m68hc11_function_arg_padding): Likewise.
182 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
183 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
184 m68k_function_value): Likewise.
185 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
186 mcore_function_value): Likewise.
187 * config/mcore/mcore.c (handle_structs_in_regs,
188 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
189 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
190 mcore_num_arg_regs, mcore_function_value): Likewise.
191 * config/mips/mips-protos.h (mips_pad_arg_upward,
192 mips_function_value): Likewise.
193 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
194 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
195 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
196 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
197 mips_function_value): Likewise.
198 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
200 * config/mmix/mmix.c (mmix_pass_by_reference,
201 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
202 mmix_encode_section_info): Likewise.
203 * config/mn10300/mn10300-protos.h (mn10300_function_value):
205 * config/mn10300/mn10300.c (mn10300_return_in_memory,
206 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
207 mn10300_function_value): Likewise.
208 * config/mt/mt-protos.h (mt_function_value): Likewise.
209 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
210 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
211 * config/pa/pa-protos.h (function_arg_padding, function_value,
212 pa_return_in_memory): Likewise.
213 * config/pa/pa.c (pa_pass_by_reference,
214 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
215 function_arg_padding, function_value, pa_return_in_memory):
217 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
218 * config/rs6000/rs6000-protos.h (rs6000_function_value,
219 function_arg_padding): Likewise.
220 * config/rs6000/rs6000.c (rs6000_return_in_memory,
221 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
222 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
223 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
224 function_arg_padding, altivec_expand_dst_builtin,
225 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
226 altivec_init_builtins, rs6000_common_init_builtins,
227 rs6000_function_value): Likewise.
228 * s390/s390-protos.h (s390_function_value): Likewise.
229 * config/s390/s390.c (s390_function_arg_size,
230 s390_pass_by_reference, s390_return_in_memory,
231 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
232 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
233 * config/score/score-protos.h (score_function_value): Likewise.
234 * config/score/score.c (score_arg_partial_bytes,
235 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
236 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
237 score_pass_by_reference, score_add_offset, score_function_value):
239 * config/sh/sh-protos.h (sh_attr_renesas_p,
240 sh_promote_prototypes): Likewise.
241 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
242 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
243 sh_attr_renesas_p): Likewise.
244 * config/sparc/sparc-protos.h (function_value,
245 function_arg_padding): Likewise.
246 * config/sparc/sparc.c (sparc_promote_prototypes,
247 sparc_return_in_memory, sparc_pass_by_reference,
248 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
249 function_arg_record_value_2, function_arg_record_value_1,
250 function_arg_record_value, function_arg_record_value,
251 function_arg_padding, function_value): Likewise.
252 * config/spu/spu-protos.h (spu_function_value): Likewise.
253 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
254 spu_function_value): Likewise.
255 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
257 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
258 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
259 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
261 * config/v850/v850.c (v850_return_in_memory,
262 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
263 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
264 * config/xtensa/xtensa.c (xtensa_return_in_msb,
265 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
266 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
268 * explow.c (promote_mode, hard_function_value): Likewise.
269 * expr.h (hard_function_value, promote_mode): Likewise.
270 * function.c (aggregate_value_p): Likewise.
271 * hooks.c (hook_bool_const_tree_true): New.
272 * hooks.h (hook_bool_const_tree_true): New.
273 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
274 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
275 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
276 TARGET_RETURN_IN_MSB): Likewise.
277 * target.h (promote_function_args, promote_function_return,
278 promote_prototypes, return_in_memory, return_in_msb,
279 pass_by_reference, must_pass_in_stack, callee_copies,
280 function_value): Likewise.
281 * targhooks.c (default_return_in_memory,
282 hook_pass_by_reference_must_pass_in_stack,
283 hook_callee_copies_named,
284 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
285 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
286 default_function_value): Likewise.
287 * targhooks.h (default_return_in_memory,
288 hook_pass_by_reference_must_pass_in_stack,
289 hook_callee_copies_named,
290 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
291 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
292 default_function_value): Likewise.
293 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
294 (equiv_class_label_hash, equiv_class_label_eq): Constify.
295 * tree-vectorizer.c (bb_in_loop_p): Likewise.
296 * tree.c (needs_to_live_in_memory): Likewise.
297 * tree.h (struct tree_type, needs_to_live_in_memory,
298 aggregate_value_p, must_pass_in_stack_var_size,
299 must_pass_in_stack_var_size_or_pad): Likewise.
300 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
301 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
302 lookup_filename): Likewise.
304 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
307 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
308 fake fcomi i387 instruction for !TARGET_CMOVE.
309 (ix86_expand_branch): Expand natural sequence with one jump for
310 all targets, not only TARGET_CMOVE.
311 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
312 pattern to implement fake fcomi sequence. Split instruction after
313 reload to correct compare sequences.
314 (*cmpfp_xf_cc): Ditto.
315 (*cmpfp_<mode>_cc): Ditto.
316 (*cmpfp_u_cc): Ditto.
317 (*cmpfp_<mode>_cc): Ditto.
319 2007-08-23 Richard Guenther <rguenther@suse.de>
321 * tree-pretty-print.c (dump_generic_node): Annotate
322 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
324 2007-08-23 Richard Guenther <rguenther@suse.de>
326 * builtins.c (expand_builtin_mathfn): Wrap argument in
327 save_expr directly instead of re-building the call.
328 (expand_builtin_mathfn_2): Likewise.
329 (expand_builtin_mathfn_3): Likewise.
330 (expand_builtin_interclass_mathfn): Likewise.
331 (expand_builtin_int_roundingfn): Set arg.
332 (expand_builtin_int_roundingfn_2): Likewise.
334 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
336 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
337 *sse_nand<mode>3, *sse_xor<mode>3): New.
339 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
341 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
342 * config/i386/i386.c (print_operand): Handle ';' code. Output
343 semicolon for TARGET_MACHO.
344 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
345 emit semicolon after 'lock' prefix.
346 (sync_double_compare_and_swap<mode>): Ditto.
347 (*sync_double_compare_and_swapdi_pic): Ditto.
348 (*sync_compare_and_swap_cc<mode>): Ditto.
349 (sync_double_compare_and_swap_cc<mode>): Ditto.
350 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
351 (sync_old_add<mode>): Ditto.
352 (sync_add<mode>): Ditto.
353 (sync_sub<mode>): Ditto.
354 (sync_ior<mode>): Ditto.
355 (sync_and<mode>): Ditto.
356 (sync_xor<mode>): Ditto.
358 2007-08-22 Chao-ying Fu <fu@mips.com>
360 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
362 (copy_rtx): Handle CONST_FIXED.
363 (rtx_equal_p): Likewise.
364 * rtl.h (fixed_value.h): New include.
365 (rtx_def): Add a new field of fixed_value to u.
366 (XCNMPFV): Define for accessing fixed_value.
367 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
369 * rtl.def (CONST_FIXED): New constant.
370 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
371 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
372 US_ASHIFT): New codes.
373 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
374 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
375 unsigned_fract_convert, unsigned_sat_fract): Document them.
376 * varasm.c (assemble_integer): Extend to support fixed-point constants
377 by using different machine classes.
378 (decode_addr_const): Handle FIXED_CST.
379 (const_hash_1): Likewise.
380 (compare_constant): Likewise.
381 (copy_constant): Likewise.
382 (const_rtx_hash_1): Handle CONST_FIXED.
383 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
384 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
386 (initializer_constant_valid_p): Handle FIXED_CST.
387 (output_constant): Support FIXED_POINT_TYPE.
388 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
389 * cse.c (hash_rtx): Support CONST_FIXED.
390 (exp_equiv_p): Likewise.
391 (cannon_reg): Likewise.
392 (fold_rtx): Likewise.
393 (equiv_constant): Likewise.
394 (cse_process_notes_1): Likewise.
395 (count_reg_usage): Likewise.
396 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
397 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
398 (wrap_constant): Check CONST_FIXED.
399 (cselib_hash_rtx): Support CONST_FIXED.
400 (cselib_subst_to_values): Likewise.
401 * df-scan.c (df_uses_record): Likewise.
402 * gcse.c (want_to_gcse_p): Likewise.
403 (oprs_unchanged_p): Likewise.
404 (oprs_not_set_p): Likewise.
405 (compute_transp): Likewise.
406 (extract_mentioned_regs_helper): Likewise.
407 * genemit.c (gen_exp): Likewise.
408 * local-alloc.c (equiv_init_varies_p): Likewise.
409 (contains_replace_regs): Likewise.
410 (memref_referenced_p): Likewise.
411 * loop-invariant.c (check_maybe_invariant): Likewise.
412 (hash_invariant_expr_1): Likewise.
413 (invariant_expr_equal_p): Likewise.
414 * postreload-gcse.c (oprs_unchanged_p): Likewise.
415 * regclass.c (reg_scan_mark_refs): Likewise.
416 * regrename.c (scan_rtx): Likewise.
417 * resource.c (mark_referenced_resources): Likewise.
418 (mark_set_resources): Likewise.
419 * rtlanal.c (rtx_unstable_p): Likewise.
420 (rtx_varies_p): Likewise.
421 (count_occurrences): Likewise.
422 (reg_mentioned_p): Likewise.
423 (modified_between_p): Likewise.
424 (modified_in_p): Likewise.
425 (volatile_insn_p): Likewise.
426 (volatile_refs_p): Likewise.
427 (side_effects_p): Likewise.
428 (may_trap_p_1): Likewise.
429 (inequality_comparisons_p): Likewise.
430 (computed_jump_p_1): Likewise.
431 (commutative_operand_precedence): Likewise.
432 * sched-deps.c (sched_analyze_2): Likewise.
433 * sched-vis.c (print_value): Likewise.
434 * reload.c (operands_match_p): Likewise.
435 (subst_reg_equivs): Likewise.
436 * reload1.c (eliminate_regs_1): Likewise.
437 (elimination_effects): Likewise.
438 (scan_paradoxical_subregs): Likewise.
439 * alias.c (rtx_equal_for_memref_p): Likewise.
440 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
441 * emit-rtl.c (const_fixed_htab): New hash table.
442 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
444 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
445 const_fixed_from_fixed_value): New functions.
446 (verify_rtx_sharing): Handle CONST_FIXED.
447 (copy_rtx_if_shared_1): Likewise.
448 (reset_used_flags): Likewise.
449 (set_used_flags): Likewise.
450 (copy_insn_1): Likewise.
451 (init_emit_once): Create const_fixed_htab.
452 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
454 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
456 PR tree-optimization/32949
457 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
458 before failing for ivs with non-constant step.
460 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
462 * doc/md.texi (Iterators): Renamed from Macros. All contents
463 changed to reflect rename of respectively define_code_macro and
464 define_mode_macro to define_code_iterator and define_mode_iterator.
465 (Mode Iterators, Code Iterators): Similar.
466 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
467 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
468 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
469 (initialize_iterators, find_iterator, check_code_iterator)
470 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
471 (read_mapping, read_rtx_1): Similar.
472 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
473 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
474 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
475 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
476 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
477 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
478 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
479 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
480 config/rs6000/sync.md, config/rs6000/rs6000.md,
481 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
482 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
483 config/vax/vax.md, config/bfin/bfin.md: Similar.
485 2007-08-22 David Daney <ddaney@avtrex.com>
487 * doc/install.texi (Testing): Mention testing on a simulator.
489 2007-08-22 Janis Johnson <janis187@us.ibm.com>
491 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
493 * doc/libgcc.texi (Decimal float library routines): Fix formatting
494 and rearrange floating point conversion functions into different
497 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
499 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
500 dfa_post_advance_cycle): New scheduler hooks.
501 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
502 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
504 (TARGET_SCHED): Use them.
505 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
506 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
507 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
509 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
510 function to facilitate debugging.
511 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
512 (output_insn_has_dfa_reservation_p): New static function to output
513 insn_has_dfa_reservation_p ().
514 (write_automata): Use it.
515 * genattr.c (main): Output declaration for
516 insn_has_dfa_reservation_p ().
518 2007-08-22 Christian Bruel <christian.bruel@st.com>
519 Richard Guenther <rguenther@suse.de>
521 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
522 * simplify_rtx (simplify_binary_operation_1): Likewise.
524 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
526 PR rtl-optimization/32557
527 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
528 of REGNO (mws->mw_reg).
530 2007-08-22 Richard Guenther <rguenther@suse.de>
533 * builtins.c (expand_builtin_int_roundingfn): Replace call
534 argument wrapped with SAVE_EXPR directly.
535 (expand_builtin_int_roundingfn_2): Likewise.
537 2007-08-22 Richard Guenther <rguenther@suse.de>
539 * tree-inline.c (inlinable_function_p): Restore disregarding
540 inline limits for GNU extern inline functions.
542 2007-08-22 Richard Guenther <rguenther@suse.de>
545 * tree.c (host_integerp): Treat sizetype as signed as it is
548 2007-08-21 Ian Lance Taylor <iant@google.com>
550 PR tree-optimization/33134
551 * tree-vrp.c (adjust_range_with_scev): Call
552 set_value_range_to_value.
554 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
556 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
559 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
561 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
564 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
566 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
567 cases to set eight bytes at a time.
568 (expand_block_move): Likewise.
570 2007-08-21 Jakub Jelinek <jakub@redhat.com>
573 * dwarf2out.c (gen_decl_die): Don't call
574 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
576 2007-08-21 Paul Brook <paul@codesourcery.com>
577 Nathan Sidwell <nathan@codesourcery.com>
578 Mark Mitchell <mark@codesourcery.com>
579 Joseph Myers <joseph@codesourcery.com>
581 * configure.ac: Add --with-pkgversion and --with-bugurl.
582 * configure: Regenerate.
583 * doc/install.texi: Document them.
584 * version.c (version_string): Remove VERSUFFIX.
586 (pkgversion_string): New.
587 (bug_report_url): Do not hard-code initializer.
588 * version.h (pkgversion_string): Declare.
589 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
591 (version.o): Define PKGVERSION and BUGURL.
592 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
593 (%.pod): Define BUGURL.
594 * gcc.c (process_command, main): Use pkgversion_string.
595 * toplev.c (compile_file, print_version): Likewise.
596 * protoize.c (main): Likewise.
597 * gcov.c (print_version): Likewise. Update copyright date.
598 * gcov-dump.c (print_version): Likewise. Update copyright date.
599 * mips-tdump.c (main): Likewise. Update copyright date.
600 * mips-tfile.c (main): Likewise. Update copyright date.
601 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
602 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
604 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
605 * doc/gccint.texi: Likewise.
606 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
607 Update copyright date.
609 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
611 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
612 (ix86_expand_strlensi_unroll_1): Ditto.
613 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
614 (ix86_expand_carry_flag_compare): Update comment.
616 2007-08-21 Jakub Jelinek <jakub@redhat.com>
619 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
620 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
622 2007-08-21 Richard Guenther <rguenther@suse.de>
624 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
626 2007-08-21 Richard Guenther <rguenther@suse.de>
629 * fold-const.c (fold_binary): Remove index +p PTR folding.
630 Fix types of POINTER_PLUS_EXPR generated by folding of
633 2007-08-20 Chao-ying Fu <fu@mips.com>
635 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
636 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
637 RID_ONEWAY, so that it can be checked in declspecs_add_type.
638 (c_common_fixed_point_type_for_size): Declare.
639 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
640 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
641 (c_token_starts_declspecs): Likewise.
642 (c_parser_declspecs): Likewise.
643 (c_parser_attributes): Likewise.
644 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
645 (c_declspecs): Add saturating_p.
646 * c-decl.c (build_null_declspecs): Initialize saturating_p.
647 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
648 _Sat. Handle RID_SAT.
649 Avoid using void, bool, char, int, float, double, _Decimal32,
650 _Decimal64, _Decimal128, and complex with _Sat.
651 Handle RID_FRACT and RID_ACCUM.
652 Make sure _Sat is used with _Fract or _Accum.
653 (finish_declspecs): Handle cts_fract and cts_accum.
654 * c-common.c (fixed-value.h): New include.
655 (constant_expression_warning): Handle FIXED_CST.
656 (overflow_warning): Likewise.
657 (warnings_for_convert_and_check): Likewise.
658 (c_common_fixed_point_type_for_size): New.
659 (c_common_type_for_mode): Handle fixed-point modes to
660 return various saturating/non-saturating, signed/unsigned types.
661 (c_common_signed_or_unsigned_type): Support fixed-point types.
662 (shorten_compare): Check fixed-point zero.
663 Handle FIXED_POINT_TYPE.
664 (c_common_truthvalue_conversion): Handle FIXED_CST.
665 Handle FIXED_POINT_TYPE.
666 (c_common_nodes_and_builtins): Record builtin types for fixed-point
668 (handle_mode_attribute): Handle fixed-point modes. Need to check
669 if the signness of base type and fixed-point modes are consistent.
670 (handle_vector_size_attribute): Handle fixed-point modes.
671 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
672 (warn_for_div_by_zero): Check fixed-point zero.
673 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
674 a common fixed-point type based on fbit, ibit, sign, and saturation.
675 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
676 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
677 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
678 (convert_for_assignment): Support FIXED_POINT_TYPE.
679 (digest_init): Handle FIXED_POINT_TYPE.
680 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
681 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
682 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
683 GE_EXPR, LT_EXPR, GT_EXPR.
684 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
685 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
686 * target.h (gcc_target): Add fixed_point_supported_p.
687 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
688 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
689 (default_fixed_point_supported_p): Define.
690 * targhooks.h (default_fixed_point_supported_p): Declare.
691 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
692 * doc/install.texi (Configuration): Add --enable-fixed-point.
693 * configure.ac (--enable-fixed-point): New to enable fixed-point
694 arithmetic extension to C. For mips targets, we enable it by default.
695 * configure, config.in: Regenerate.
697 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
699 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
701 2007-08-20 David Edelsohn <edelsohn@gnu.org>
703 * dwarf2out.c (text_section_used): Move declaration outside ifdef
704 DWARF2_DEBUGGING_INFO.
705 (cold_text_section_used): Same.
706 (cold_text_section): Same.
708 2007-08-20 Richard Guenther <rguenther@suse.de>
710 * c-typeck.c (convert_for_assignment): Use the type of
711 the member for the initialization.
713 2007-08-20 Richard Guenther <rguenther@suse.de>
715 * c-objc-common.c (c_disregard_inline_limits): Remove.
716 * c-objc-common.h (c_disregard_inline_limits): Likewise.
717 * cgraphunit.c (cgraph_process_new_functions): Call
718 disregard_inline_limits_p.
719 (cgraph_preserve_function_body_p): Likewise.
720 * ipa-inline.c (compute_inline_parameters): Likewise.
721 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
723 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
724 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
725 disregard_inline_limits langhook.
726 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
728 * langhooks.h (lang_hooks_for_tree_inlining): Remove
729 disregard_inline_limits langhook.
730 * tree-inline.c (disregard_inline_limits_p): New function.
731 * tree-inline.h (disregard_inline_limits_p): Declare.
733 2007-08-20 Richard Guenther <rguenther@suse.de>
735 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
736 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
737 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
738 auto_var_in_fn_p langhook.
739 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
741 * tree.c (auto_var_in_fn_p): ... here.
742 (find_var_from_fn): Call auto_var_in_fn_p directly.
743 * langhooks.h (lang_hooks_for_tree_inlining): Remove
744 auto_var_in_fn_p langhook.
745 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
746 (copy_body_r): Likewise.
747 (self_inlining_addr_expr): Likewise.
748 * tree.h (auto_var_in_fn_p): Declare.
750 2007-08-20 Richard Guenther <rguenther@suse.de>
752 * tree.c (WALK_SUBTREE): Call walk_tree_1.
753 (walk_type_fields): Take lh parameter.
754 (walk_tree): Rename to ...
755 (walk_tree_1): ... this. Do not call the walk_subtrees
756 langhook but the now passed callback. Pass lh on recursion.
757 (walk_tree_without_duplicates): Rename to ...
758 (walk_tree_without_duplicates_1): ... this. Take lh parameter
759 and call walk_tree_1.
760 * tree.h (walk_tree_lh): New typedef.
761 (walk_tree_1): Declare.
762 (walk_tree_without_duplicates_1): Likewise.
763 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
764 (walk_tree_without_duplicates): New define to
765 walk_tree_without_duplicates_1 with NULL lh parameter.
766 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
767 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
769 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
770 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
771 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
774 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
777 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
778 code in front of the compacting of basic blocks.
779 Move the folding of statements inbetween the cgraph checking
780 and compacting of basic blocks.
782 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
783 Serge Belyshev <belyshev@depni.sinp.msu.ru>
786 * config/alpha/alpha.c (va_list_skip_additions): Check for
787 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
788 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
789 PLUS_EXPR when checking ap.__base.
790 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
791 when doing addition on pointer types. Use size_int instead of
793 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
794 ptr_type in the second operand.
796 2007-08-19 Andrew Pinski <pinskia@gmail.com>
799 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
801 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
804 * cfgexpand.c (expand_one_register_var): Mark pointer
805 DECL_ARTIFICIAL as REG_POINTER also.
806 * stmt.c (expand_decl): Likewise.
808 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
815 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
816 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
817 on_worklist argument and avoid adding things to worklist multiple
819 (add_to_worklist): Ditto.
820 (mark_aliases_call_clobbered): Mark entire structure clobbered if
821 single SFT is clobbered.
822 (set_initial_properties): Ditto.
823 (compute_call_clobbered): Update for changes to function
825 (create_overlap_variables_for): Always create SFT for offset 0.
826 (create_structure_vars): Handle PHI's, since we are in SSA form at
828 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
829 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
831 (add_vars_for_offset): Figure out aliases from access + points-to.
832 (add_virtual_operand): Use add_vars-for_offset.
833 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
834 (add_call_clobber_ops): Remove makes_clobbering_call set.
835 (get_expr_operands): Always pass through the INDIRECT_REF
837 * tree-ssa-structalias.c (struct constraint_graph): Remove
839 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
840 address_taken, pt_used, number_incoming.
841 (FIRST_ADDR_NODE): Removed.
842 (merge_graph_nodes): Remove broken code for the moment.
843 (init_graph): New function.
844 (build_pred_graph): Remove code to init_graph.
845 Add location equivalence support.
846 (struct scc_info): Rename roots to deleted.
848 (init_scc_info): Ditto
849 (init_topo_info): Use graph->size.
850 (compute_topo_order): Ditto.
851 (do_da_constraint): Removed.
852 (do_sd_constraint): Remove calls to find().
853 set_union_with_increment should always get 0 as last arg here.
854 (do_complex_constraint): Replace do_da_constraint with assert.
856 (struct equiv_class_label): New.
857 (pointer_equiv_class_table): Ditto.
858 (location_equiv_class_table): Ditto.
859 (equiv_class_label_hash): Ditto.
860 (equiv_class_label_eq): Ditto
861 (equiv_class_lookup): Ditto.
862 (equiv_class_ladd): Ditto.
863 (pointer_equiv_class): Ditto.
864 (location_equiv_class): Ditto.
865 (condense_visit): Rename and rewrite from label_visit to do only
866 SCC related stuff for HU.
867 (label_visit): Do HU work for HU.
868 (perform_var_substitution): Update to do HU and location
870 (free_var_substitution_info): Update to free HU and location
871 equivalence structures. */
872 (find_equivalent_node): Update for pointer but not location
874 (unite_pointer_equivalences): New function.
875 (move_complex_constraints): Rewrite to only do moving.
876 (rewrite_constraints): Split out of move_complex_constraints.
877 (solve_graph): Use graph->size.
878 (process_constraint_1): Add from_call argument, use it.
879 Split *a = &b into two constraints.
880 (process_constraint): Use new process_constraint_1.
881 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
882 (get_constraint_for): Handle non-pointer integers properly.
883 Remove code that used to handle structures.
884 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
885 with unknown addends.
886 (handle_rhs_call): New function.
887 (find_func_aliases): Use handle_rhs_call.
888 (set_uids_in_ptset): Add an assert.
889 (set_used_smts): Fix bug in not considering unified vars.
890 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
891 (compute_points_to_sets): Update for other function changes.
892 (delete_points_to_sets): Ditto.
893 (ipa_pta_execute): Ditto.
894 (pass_ipa_pta): We need to update SSA after ipa_pta.
896 2007-08-19 Jan Hubicka <jh@suse.cz>
898 * i386.md: Replace "rim" and "mri" constraints by "g".
900 2007-08-19 Joseph Myers <joseph@codesourcery.com>
902 * dwarf2out.c (text_section_used, cold_text_section_used,
903 cold_text_section, dwarf2out_note_section_used): New.
904 (dwarf2out_init): Initialize cold_text_section.
905 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
906 dwarf2out_note_section_used.
907 (size_of_aranges): Only count entry for text section if it was
908 used. Count entry for cold text section if it was used.
909 (output_aranges): Only output entries for text section and cold
910 text section if they were used.
912 2007-08-19 Andrew Pinski <pinskia@gmail.com>
914 * tree-pretty-print.c (debug_generic_expr): Add a comment about
916 (debug_generic_stmt): Likewise.
917 (debug_tree_chain): Likewise.
919 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
921 * tree-data-refs.c (split_constant_offset): Expose.
922 * tree-data-refs.h (split_constant_offset): Add declaration.
924 * tree-vectorizer.h (dr_alignment_support): Renamed
925 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
926 Added a new value dr_explicit_realign.
927 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
928 dr_offset, dr_step, and dr_aligned_to, along with new access
929 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
930 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
931 STMT_VINFO_DR_ALIGNED_TO.
933 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
935 In case of outer-loop vectorization with non-fixed misalignment - use
936 the dr_explicit_realign scheme instead of the optimized realignment
938 (new_stmt_vec_info): Initialize new fields.
940 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
941 'nested_in_vect_loop' case. Change verbosity level.
942 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
943 Don't fail on zero step in the outer-loop for loads.
944 (vect_analyze_data_refs): Call split_constant_offset to calculate
945 base, offset and init relative to the outer-loop.
947 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
948 BSI function argument with a new function argument - at_loop.
949 Simplify the condition that determines STEP. Takes additional argument
950 INV_P. Support outer-loop vectorization (handle the
951 nested_in_vect_loop case), including zero step in the outer-loop. Call
952 vect_create_addr_base_for_vector_ref with additional argument.
953 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
954 Updated function documentation. Handle the 'nested_in_vect_loop' case.
955 Fixed and simplified calculation of step.
956 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
957 of bsi, and with additional argument. Call bump_vector_ptr with
958 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
959 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
960 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
961 when the realignment setup needs to take place inside the loop.
962 Support the dr_explicit_realign scheme. Allow generating the optimized
963 realignment scheme for outer-loop vectorization. Added documentation.
964 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
965 the 'nested_in_vect_loop' case, including loads that are invariant in
966 the outer-loop and the realignment schemes. Handle the case when the
967 realignment setup needs to take place inside the loop. Call
968 vect_setup_realignment with additional arguments. Call
969 vect_create_data_ref_ptr with additional argument and with loop instead
970 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
971 (vect_gen_niters_for_prolog_loop): Call
972 vect_create_addr_base_for_vector_ref with additional arguments.
973 (vect_create_cond_for_align_checks): Likewise.
974 (bump_vector_ptr): Updated to support the new dr_explicit_realign
975 scheme: takes additional argument bump; argument ptr_incr is now
976 optional; updated documentation.
977 (vect_init_vector): Takes additional argument (bsi). Use it, if
978 available, to insert the vector initialization.
979 (get_initial_def_for_induction): Pass additional argument in call to
981 (vect_get_vec_def_for_operand): Likewise.
982 (vect_setup_realignment): Likewise.
983 (vectorizable_load): Likewise.
985 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
987 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
988 as argument instead of struct loop.
989 (nested_in_vect_loop_p): New function.
990 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
992 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
993 from other phis in the loop.
994 (destroy_loop_vec_info): Add additional argument to declaration.
996 * tree-vectorizer.c (supportable_widening_operation): Also check if
997 nested_in_vect_loop_p (don't allow changing the order in this case).
998 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
999 of struct loop. Call nested_in_vect_loop_p and don't require
1000 flag_unsafe_math_optimizations if it returns true.
1001 (new_stmt_vec_info): When setting def_type for phis differentiate
1002 loop-header phis from other phis.
1003 (bb_in_loop_p): New function.
1004 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
1005 just update their loop_vinfo. Order of BB traversal now matters -
1006 call dfs_enumerate_from with bb_in_loop_p.
1007 (destroy_loop_vec_info): Takes additional argument to control whether
1008 stmt_vinfo of the loop stmts should be destroyed as well.
1009 (vect_is_simple_reduction): Allow the "non-reduction" use of a
1010 reduction stmt to be defines by a non loop-header phi.
1011 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
1013 * tree-vect-transform.c (vectorizable_reduction): Call
1014 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
1015 (vectorizable_call): Likewise.
1016 (vectorizable_conversion): Likewise.
1017 (vectorizable_operation): Likewise.
1018 (vectorizable_type_promotion): Likewise.
1019 (vectorizable_type_demotion): Likewise.
1020 (vectorizable_store): Likewise.
1021 (vectorizable_live_operation): Likewise.
1022 (vectorizable_reduction): Likewise. Also pass loop_info to
1023 vect_is_simple_reduction instead of loop.
1024 (vect_init_vector): Call nested_in_vect_loop_p.
1025 (get_initial_def_for_reduction): Likewise.
1026 (vect_create_epilog_for_reduction): Likewise.
1027 (vect_init_vector): Check which loop to work with, in case there's an
1029 (get_initial_def_for_inducion): Extend to handle outer-loop
1030 vectorization. Fix indentation.
1031 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
1032 In the case vect_induction_def get the vector def from the induction
1033 phi node, instead of calling get_initial_def_for_inducion.
1034 (get_initial_def_for_reduction): Extend to handle outer-loop
1036 (vect_create_epilog_for_reduction): Extend to handle outer-loop
1038 (vect_transform_loop): Change assert to just skip this case. Add a
1040 (vect_finish_stmt_generation): Add a couple asserts.
1042 (vect_estimate_min_profitable_iters): Multiply
1043 cost of inner-loop stmts (in outer-loop vectorization) by estimated
1045 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
1046 this is an inner-loop reduction in outer-loop vectorization.
1048 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
1049 Same code as what used to be vect_analyze_scalar_cycles, only with
1050 additional argument loop, and loop_info passed to
1051 vect_is_simple_reduction instead of loop.
1052 (vect_analyze_scalar_cycles): Code factored out into
1053 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
1054 Updated documentation.
1055 (analyze_operations): Check for inner-loop loop-closed exit-phis during
1056 outer-loop vectorization that are live or not used in the outerloop,
1057 cause this requires special handling.
1058 (vect_enhance_data_refs_alignment): Don't consider versioning for
1060 (vect_analyze_data_refs): Check that there are no datarefs in the
1062 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
1063 and vect_used_in_outer_by_reduction cases.
1064 (process_use): Also consider the case of outer-loop stmt defining an
1065 inner-loop stmt and vice versa.
1066 (vect_analyze_loop_1): New function.
1067 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
1068 loops. Call vect_analyze_loop_1.
1069 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
1070 been vectorized. Call destroy_loop_vec_info with additional argument.
1072 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
1073 in the inner-loop when doing outer-loop vectorization. Add
1074 documentation and printout.
1075 (vect_recog_dot_prod_pattern): Likewise. Also add check for
1076 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
1078 2007-08-18 Andrew Pinski <pinskia@gmail.com>
1080 * tree-affine.h (print_aff): New prototype.
1081 (debug_aff): Likewise.
1082 * tree-affine.c (print_aff): New function.
1083 (debug_aff): Likewise.
1085 2007-08-18 Paul Brook <paul@codesourcery.com>
1086 Joseph Myers <joseph@codesourcery.com>
1088 * common.opt (-fdebug-prefix-map=): New option.
1089 * opts.c: Include debug.h.
1090 (common_handle_option): Handle -fdebug-prefix-map.
1091 * final.c: Include ggc.h.
1092 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
1093 remap_debug_filename): New.
1094 * Makefile.in (final.o, opts.o): Update dependencies.
1095 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
1096 * configure.ac: Check for assembler --debug-prefix-map support.
1097 * configure, config.in: Regenerate.
1098 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
1099 (ASM_DEBUG_SPEC): Include ASM_MAP.
1100 * doc/install.texi (--with-debug-prefix-map): Document.
1101 * doc/invoke.texi (-fdebug-prefix-map): Document.
1102 * dbxout.c (dbxout_init, dbxout_start_source_file,
1103 dbxout_source_file): Call remap_debug_filename.
1104 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
1105 dwarf2out_start_source_file, dwarf2out_finish): Call
1106 remap_debug_filename.
1107 (file_table_relative_p): Do not check d->emitted_number.
1108 * toplev.c (output_file_directive): Call remap_debug_filename.
1109 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
1110 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
1112 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1114 * loop-invariant.c (find_invariants_to_move): Add missing macro
1117 2007-08-17 Tom Tromey <tromey@redhat.com>
1119 * tree.h (struct tree_label_decl): Removed old "java" fields.
1121 2007-08-17 Richard Sandiford <richard@codesourcery.com>
1122 Nigel Stephens <nigel@mips.com>
1124 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
1125 Treat -mno-data-in-code and -mcode-xonly as aliases for
1126 -mcode-readable=no and -mcode-readable=pcrel respectively.
1127 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
1128 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
1129 (MULTILIB_DIRNAMES): Update accordingly.
1131 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
1133 * Makefile.in (version.o): Depend on $(REVISION) only if
1134 REVISION_s is defined.
1136 2007-08-17 Sa Liu <saliu@de.ibm.com>
1137 Ulrich Weigand <uweigand@de.ibm.com>
1140 * tree.c (reconstruct_complex_type): For a pointer to a vector,
1141 use build_qualified_type to retain qualifiers of the base type.
1143 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
1145 * config/score/score.md : Update pattern tablejump.
1146 * config/score/score.c : Update score_initialize_trampoline
1148 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
1149 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
1150 * doc/contrib.texi: Add my entry.
1152 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
1154 * Makefile.in (REVISION): New.
1157 (version.o): Also depend on $(REVISION). Add
1158 -DREVISION=$(REVISION_s).
1160 * version.c (version_string): Add REVISION.
1162 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
1164 * tree-eh.c (lower_try_finally_onedest): Reset the locus
1165 of GOTO that's relocated to a different block.
1167 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1169 * c-common.c (const_strip_array_types): New.
1170 * c-common.h (lang_missing_noreturn_ok_p): Delete.
1171 (const_strip_array_types): New.
1172 * c-objc-common.c (c_disregard_inline_limits,
1173 c_warn_unused_global_decl): Constify.
1174 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
1175 c_vla_type_p, c_incomplete_type_error): Likewise.
1176 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
1177 * hooks.c (hook_bool_const_tree_false): New.
1178 * hooks.h (hook_bool_const_tree_false): Likewise.
1179 * langhooks-def.h (lhd_warn_unused_global_decl,
1180 lhd_incomplete_type_error, lhd_expr_size,
1181 lhd_tree_inlining_disregard_inline_limits,
1182 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1183 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
1184 * langhooks.c (lhd_warn_unused_global_decl,
1185 lhd_incomplete_type_error,
1186 lhd_tree_inlining_disregard_inline_limits,
1187 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1188 lhd_expr_size): Likewise.
1189 * langhooks.h (lang_hooks_for_tree_inlining,
1190 lang_hooks_for_tree_dump, lang_hooks_for_types,
1191 lang_hooks_for_decls, lang_hooks): Likewise.
1192 * pointer-set.c (pointer_set_t, pointer_set_create,
1193 pointer_set_contains, insert_aux, pointer_set_insert,
1194 pointer_set_traverse, pointer_map_t, pointer_map_create,
1195 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
1197 * pointer-set.h (pointer_set_contains, pointer_set_insert,
1198 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
1199 pointer_map_traverse): Likewise.
1200 * predict.c (assert_is_empty): Likewise.
1201 * tree-affine.c (free_name_expansion): Likewise.
1202 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
1203 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
1204 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
1206 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
1208 * tree-vectorizer.c (new_loop_vec_info): Initialize new
1210 (destroy_loop_vec_info): Add call to VEC_free.
1211 * tree-vectorizer.h (may_alias_ddrs): Define.
1212 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
1213 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
1214 Change reporting to dump.
1215 (vect_is_duplicate_ddr): New.
1216 (vect_mark_for_runtime_alias_test): New.
1217 (vect_analyze_data_ref_dependences) Add call to
1218 vect_mark_for_runtime_alias_test.
1219 (vect_enhance_data_refs_alignment): Define local variable
1220 vect_versioning_for_alias_required, don't perform
1221 peeling for alignment if versioning for alias is
1223 (vect_enhance_data_refs_alignment): Use
1224 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
1225 PARAM_VECT_MAX_VERSION_CHECKS.
1226 * tree-vect-transform.c
1227 (vect_create_cond_for_alias_checks): New.
1228 (vect_transform_loop): Add call to
1229 vect_create_cond_for_alias_checks.
1230 (vect_vfa_segment_size): New.
1231 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
1233 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
1234 * gcc/doc/invoke.texi
1235 (vect-max-version-for-alignment-checks): Document.
1236 (vect-max-version-for-alias-checks): Document.
1237 (vect-max-version-checks): Remove.
1239 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
1241 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
1242 the same line as the instruction for all asm dialects.
1243 (*rep_movsi): Ditto.
1244 (*rep_movsi_rex64): Ditto.
1245 (*rep_movqi): Ditto.
1246 (*rep_movqi_rex64): Ditto.
1247 (*rep_stosdi_rex64): Ditto.
1248 (*rep_stossi): Ditto.
1249 (*rep_stossi_rex64): Ditto.
1250 (*rep_stosqi): Ditto.
1251 (*rep_stosqi_rex64): Ditto.
1252 (*cmpstrnqi_nz_1): Ditto.
1253 (*cmpstrnqi_nz_rex_1): Ditto.
1254 (*cmpstrnqi_1): Ditto.
1255 (*cmpstrnqi_rex_1): Ditto.
1256 (*strlenqi_1): Ditto.
1257 (*strlenqi_rex_1): Ditto.
1258 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
1259 prefix on the same line as the instruction for all asm dialects.
1260 (sync_double_compare_and_swap<mode>): Ditto.
1261 (*sync_double_compare_and_swapdi_pic): Ditto.
1262 (*sync_compare_and_swap_cc<mode>): Ditto.
1263 (sync_double_compare_and_swap_cc<mode>): Ditto.
1264 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
1265 (sync_old_add<mode>): Ditto.
1266 (sync_add<mode>): Ditto.
1267 (sync_sub<mode>): Ditto.
1268 (sync_ior<mode>): Ditto.
1269 (sync_and<mode>): Ditto.
1270 (sync_xor<mode>): Ditto.
1272 2007-08-16 Richard Sandiford <richard@codesourcery.com>
1275 * reload.c (find_reloads): Check that the memory returned by
1276 find_reloads_toplev was not the result of forcing a constant
1278 (find_reloads_toplev): Always use simplify_gen_subreg to get
1279 the subreg of a constant. If the result is also a constant,
1280 but not a legitimate one, force it into the constant pool
1281 and reload its address.
1283 2007-08-15 David Edelsohn <edelsohn@gnu.org>
1285 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
1288 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
1290 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
1291 directive for the current vector ABI.
1293 2007-08-15 Steve Ellcey <sje@cup.hp.com>
1296 * caller-save.c (reg_save_code): Set invalide status on restore code.
1298 2007-08-15 Diego Novillo <dnovillo@google.com>
1300 * tree-ssa-alias.c (compute_memory_partitions): Use
1301 alias_bitmap_obstack to allocate bitmaps.
1302 (reset_alias_info): Factor out of init_alias_info.
1303 Mark all name tags not associated to an SSA name for renaming.
1304 (init_alias_info): Call it.
1305 (create_name_tags): Tidy. Add comments.
1306 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
1308 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1310 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
1311 scheduler dependencies.
1313 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
1315 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
1317 (*iorsi_1_zext): Likewise.
1318 (*iorsi_1_zext_imm): Likewise.
1319 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
1320 with "rm"/"xm" constraint.
1321 (sse2_vmsqrtv2df2): Likewise.
1323 2007-08-15 Jakub Jelinek <jakub@redhat.com>
1326 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
1329 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
1331 * tree-pass.h (PROP_pta): Removed.
1332 (TODO_rebuild_alias): New.
1333 (pass_may_alias): Removed.
1334 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
1335 aliasing if we changed something.
1336 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
1338 (pass_may_alias): Removed.
1339 (create_structure_vars): Return TODO_rebuild_alias.
1340 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
1341 * tree-sra.c (tree_sra): Only rebuild aliasing if something
1343 (tree_sra_early): We never affect aliasing right now.
1344 * tree-flow.h (compute_may_aliases): New prototype.
1345 * passes.c: Remove pass_may_alias from the passes.
1346 (execute_function_todo): Support TODO_rebuild_alias.
1348 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
1350 * i386.c: (legitimize_address): Move dllimported variable check
1351 infront of legitimizing pic address of CONST symbols.
1353 2007-08-14 Steve Ellcey <sje@cup.hp.com>
1355 PR tree-optimization/32941
1356 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
1357 (goto_queue_cmp): Remove.
1358 (find_goto_replacement): Change search method.
1359 (maybe_record_in_goto_queue): Add assert.
1360 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
1361 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
1363 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1365 * alias.c (component_uses_parent_alias_set): Constify.
1366 * alias.h (component_uses_parent_alias_set): Likewise.
1367 * cfgrtl.c (print_rtl_with_bb): Likewise.
1368 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
1369 mpz_get_double_int): Likewise.
1370 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
1371 mpz_get_double_int): Likewise.
1372 * expr.c (is_aligning_offset, undefined_operand_subword_p,
1373 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
1375 * expr.h (safe_from_p): Likewise.
1376 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
1378 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
1379 zero_sized_type, goa_lhs_expr_p): Likewise.
1380 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
1381 * rtl.h (print_rtl_with_bb): Likewise.
1382 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
1383 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
1384 * tree-flow-inline.h (bb_stmt_list): Constify.
1385 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
1387 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
1388 const_first_stmt, const_last_stmt): New.
1389 (block_may_fallthru, empty_block_p): Constify.
1390 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
1391 EXPR_ONLY_BODY): New.
1392 (expr_first, expr_last, expr_only): Use macro for body.
1393 (const_expr_first, const_expr_last, const_expr_only): New.
1394 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
1395 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
1396 ctsi_prev, ctsi_stmt): New.
1397 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
1398 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
1399 * tree-ssa-loop-niter.c (loop_only_exit_p,
1400 derive_constant_upper_bound): Likewise.
1401 * tree-ssa-phiopt.c (empty_block_p): Likewise.
1402 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
1403 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
1404 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
1405 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
1406 * tree.c (get_type_static_bounds): Likewise.
1407 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
1408 (get_type_static_bounds): Constify.
1410 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1413 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
1414 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
1415 (*<addsub><mode>3_cc_overflow): New.
1416 (*add<mode>3_cconly_overflow): New.
1417 (*sub<mode>3_cconly_overflow): New.
1418 (*<addsub>si3_zext_cc_overflow): New.
1419 * config/i386/predicates.md (fcmov_comparison_operator): Accept
1420 CCCmode for LTU, GTU, LEU and GEU.
1421 (ix86_comparison_operator): Likewise.
1422 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
1423 * config/i386/i386.c (put_condition_code): Support CCCmode.
1424 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
1425 or MINUS expressions.
1427 2007-08-14 Andrew Pinski <pinskia@gmail.com>
1430 * c-typeck.c (build_binary_op): Disallow vector float types with
1431 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
1433 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1435 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
1436 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
1437 (dep_def): New typedef.
1438 (init_dep_1, sd_debug_dep): Declare functions.
1439 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
1440 (debug_dep_links): Remove.
1441 (struct _deps_list): New field 'n_links'.
1442 (DEPS_LIST_N_LINKS): New macro.
1443 (FOR_EACH_DEP_LINK): Remove.
1444 (create_deps_list, free_deps_list, delete_deps_list): Remove
1446 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
1447 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1448 (copy_deps_list_change_con, move_dep_link): Ditto.
1449 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
1450 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
1452 (INSN_BACK_DEPS): Remove.
1453 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
1455 (INSN_DEP_COUNT): Remove.
1456 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
1457 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
1458 Declare global variables.
1459 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
1460 (add_forw_dep, compute_forward_dependences): Remove declarations.
1461 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
1462 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1463 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
1465 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
1467 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
1468 (sd_list_types_def): New typedef.
1469 (sd_next_list): Declare function.
1470 (struct _sd_iterator): New type.
1471 (sd_iterator_def): New typedef.
1472 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
1474 (FOR_EACH_DEP): New cycle wrapper.
1475 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
1477 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
1478 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
1481 * sched-deps.c (init_dep_1): Make global.
1482 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
1484 (dump_dep): New static function.
1485 (dump_dep_flags): New static variable.
1486 (sd_debug_dep): New function.
1487 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
1489 (move_dep_link): Use remove_from_deps_list (), instead of
1491 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
1492 (dep_link_is_detached_p): New static function.
1493 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
1495 (dn_pool, dl_pool): New alloc_pools.
1496 (dn_pool_diff, dl_pool_diff): New static variables.
1497 (create_dep_node, delete_dep_node): New static function.
1498 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
1499 (deps_list_empty_p): Make it static. Use 'n_links' field.
1500 (deps_pools_are_empty_p): New static function.
1501 (alloc_deps_list, delete_deps_list): Remove.
1502 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
1503 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1504 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
1505 (forward_dependency_cache): Remove.
1506 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
1507 'back' from the names. Change signature to use dep_t instead of
1509 (add_back_dep): Ditto. Make global.
1510 (check_dep_status): Rename to check_dep ().
1511 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
1513 (sd_finish_insn): Ditto.
1514 (sd_find_dep_between_no_cache): New static function.
1515 (sd_find_dep_between): New function.
1516 (ask_dependency_caches, set_dependency_caches): New static functions.
1517 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
1518 (add_or_update_dep_1): Separate pieces of functionality into
1519 ask_dependency_caches (), update_dependency_caches (),
1520 change_spec_dep_to_hard (), update_dep ().
1521 (get_back_and_forw_lists): New static function.
1522 (sd_add_dep): Separate setting of dependency caches into
1523 set_dependency_caches ().
1524 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
1526 (sd_delete_dep): Ditto.
1527 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
1528 (dump_lists): New static function.
1529 (sd_debug_lists): New debug function.
1530 (delete_all_dependences, fixup_sched_groups): Update to use
1531 sd_* infrastructure.
1532 (sched_analyze_2): Create data-speculative dependency only if
1533 data-speculation is enabled.
1534 (sched_analyze_insn): If insn cannot be speculative, make all its
1535 dependencies non-speculative.
1536 (sched_analyze): Use sd_init_insn ().
1537 (add_forw_dep, compute_forward_dependencies): Remove.
1538 (delete_dep_nodes_in_back_deps): New static function.
1539 (sched_free_deps): New function.
1540 (init_dependency_caches): Init alloc_pools.
1541 (extend_depedency_caches): Update after removing of
1542 forward_dependency_cache.
1543 (free_dependency_caches): Ditto. Free alloc_pools.
1544 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
1545 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
1547 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1548 (add_dependence): Use init_dep ().
1549 (get_dep_weak_1): New static function.
1550 (get_dep_weak): Move logic to get_dep_weak_1 ().
1551 (dump_ds): New static function moved from haifa-sched.c:
1552 debug_spec_status ().
1553 (debug_ds): New debug function.
1554 (check_dep_status): Rename to check_dep (). Update to check whole
1557 * haifa-sched.c (spec_info): Make global.
1558 (added_recovery_block_p): Rename to
1559 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
1560 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
1561 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
1562 to use new interfaces.
1563 (ok_for_early_queue_removal): Ditto.
1564 (schedule_block): Initialize logical uids of insns emitted by the
1566 (sched_init): Initialize new variable.
1567 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
1569 (extend_global): Initialize insn data.
1570 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
1571 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
1573 (add_to_speculative_block): Update to use new interfaces.
1574 (create_recovery_block): Set new variables.
1575 (create_check_block_twin, fix_recovery_deps): Update to use new
1577 (sched_insn_is_legitimate_for_speculation_p): New function.
1578 (speculate_insn): Move checking logic to
1579 sched_insn_is_legitimate_for_speculation_p ().
1580 (sched_remove_insn): Finalize sched-deps information of instruction.
1581 (clear_priorities, add_jump_dependencies): Update to use new
1583 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
1585 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
1586 to use new interfaces.
1587 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
1588 (new_ready): Try to use control speculation only if it is available.
1589 (add_branch_dependences): Update to use new interfaces.
1590 (compute_block_backward_dependences): Rename to
1591 compute_block_dependences (). Call
1592 targetm.sched.dependencies_evaluation_hook ().
1593 (free_block_dependencies): New static function.
1594 (debug_dependencies): Update to use new interfaces.
1595 (schedule_region): Remove separate computation of forward dependencies.
1596 Move call of targetm.sched.dependencies_evaluation_hook () to
1597 compute_block_dependences (). Free dependencies at the end of
1598 scheduling the region.
1600 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
1602 (add_deps_for_risky_insns): Ditto.
1603 (schedule_ebb): Remove separate computation of forward dependencies.
1604 Free dependencies at the end of scheduling the ebb.
1606 * ddg.c (create_ddg_dependence): Update to use new interfaces.
1607 (build_intra_loop_deps): Ditto. Remove separate computation of
1608 forward dependencies. Free sched-deps dependencies.
1610 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
1611 to use new interfaces.
1612 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
1614 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
1616 (is_costly_group): Ditto.
1618 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1620 * alias.c (rtx_equal_for_memref_p): Constify.
1621 * basic-block.h (const_edge, const_basic_block): New.
1622 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
1623 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
1624 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
1625 probably_never_executed_bb_p, edge_probability_reliable_p,
1626 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
1627 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
1629 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
1630 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
1632 * cfganal.c (flow_active_insn_p, forwarder_block_p,
1633 flow_nodes_print, dfs_enumerate_from): Likewise.
1634 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
1635 control_flow_insn_p, count_basic_blocks): Likewise.
1636 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
1637 get_loop_body_with_size, loop_exit_edge_p): Likewise.
1638 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
1639 average_num_loop_insns, loop_exit_edge_p,
1640 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
1641 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
1642 average_num_loop_insns, seq_cost): Likewise.
1643 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
1644 * dominance.c (dominated_by_p): Likewise.
1645 * emit-rtl.c (validate_subreg): Likewise.
1646 * except.c (can_throw_internal, can_throw_external): Likewise.
1647 * except.h (can_throw_internal, can_throw_external): Likewise.
1648 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
1649 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
1650 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
1651 simple_mem, store_ops_ok, load_kills_store, find_loads,
1652 store_killed_in_insn, store_killed_after, store_killed_before,
1653 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
1655 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
1656 noce_mem_write_may_trap_or_fault_p): Likewise.
1657 * pointer-set.c (pointer_set_contains, pointer_map_contains):
1659 * pointer-set.h (pointer_set_contains, pointer_map_contains):
1661 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
1662 probably_cold_bb_p, probably_never_executed_bb_p,
1663 edge_probability_reliable_p, br_prob_note_reliable_p,
1664 can_predict_insn_p): Likewise.
1665 * regclass.c (reg_set_to_hard_reg_set): Likewise.
1666 * resource.c (return_insn_p): Likewise.
1667 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
1669 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
1670 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
1671 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
1672 verify_gimple_modify_stmt): Likewise.
1673 * tree-chrec.c (is_not_constant_evolution,
1674 is_multivariate_chrec_rec, is_multivariate_chrec,
1675 chrec_contains_symbols, chrec_contains_undetermined,
1676 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
1677 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
1678 eq_evolutions_p, scev_direction): Likewise.
1679 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
1680 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
1681 chrec_contains_symbols_defined_in_loop,
1682 chrec_contains_undetermined, tree_contains_chrecs,
1683 evolution_function_is_affine_multivariate_p,
1684 evolution_function_is_univariate_p, chrec_zerop,
1685 evolution_function_is_constant_p, evolution_function_is_affine_p,
1686 evolution_function_is_affine_or_constant_p,
1687 tree_does_not_contain_chrecs, chrec_type): Likewise.
1688 * tree-data-ref.c (tree_fold_divides_p,
1689 object_address_invariant_in_loop_p, dr_may_alias_p,
1690 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
1691 same_access_functions, constant_access_functions,
1692 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
1694 * tree-flow.h (scev_direction): Likewise.
1695 * tree-gimple.c (is_gimple_stmt): Likewise.
1696 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
1698 * tree-pretty-print.c (op_prio): Likewise.
1699 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
1700 analyzable_condition, backedge_phi_arg_p): Likewise.
1701 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
1702 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
1703 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
1706 2007-08-13 Dan Hipschman <dsh@google.com>
1709 * c-format.c (check_format_arg): Move check for zero-length
1710 format strings below the check for unterminated strings.
1712 2007-08-13 Andrew Pinski <pinskia@gmail.com>
1715 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
1718 2007-08-13 Nick Clifton <nickc@redhat.com>
1720 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
1722 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1725 * c-format.c (gcc_gfc_length_specs): New array.
1726 (gcc_gfc_char_table): Add unsigned specifier, and references to
1727 the l length modifier.
1728 (format_types_orig): Use the new gcc_gfc_length_specs.
1730 2007-08-12 Sa Liu <saliu@de.ibm.com>
1732 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
1733 and with REG_RETVAL note after split.
1735 2007-08-11 David Daney <ddaney@avtrex.com>
1737 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
1738 as ATTRIBUTE_UNUSED.
1740 2007-08-11 David Edelsohn <edelsohn@gnu.org>
1741 Segher Boessenkool <segher@kernel.crashing.org>
1743 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
1744 HAVE_LOCAL_CPU_DETECT not defined.
1746 2007-08-11 Jan Hubicka <jh@suse.cz>
1748 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
1749 (cgraph_process_new_functions): Honor previous value of
1750 disregard_inline_limits.
1751 * ipa-inline.c (compute_inline_parameters): Likewise.
1753 2007-08-11 Ian Lance Taylor <iant@google.com>
1755 * alias.h (alias_set_type): Define new type.
1756 (ALIAS_SET_MEMORY_BARRIER): Use it.
1757 * rtl.h: Include alias.h.
1758 (struct mem_attrs): Use alias_set_type.
1759 * tree.h: Include alias.h
1760 (struct tree_type): Use alias_set_type.
1761 (struct tree_struct_field_tag): Likewise.
1762 (struct tree_decl_common): Likewise.
1763 * alias.c (struct alias_set_entry): Use alias_set_type.
1764 (get_alias_set_entry, alias_set_subset_of): Likewise.
1765 (alias_sets_conflict_p): Likewise.
1766 (alias_sets_must_conflict_p): Likewise.
1767 (objects_must_conflict_p): Likewise.
1768 (get_alias_set, new_alias_set): Likewise.
1769 (record_alias_subset, record_component_aliases): Likewise.
1770 (varargs_set, frame_set): Change to alias_set_type.
1771 (get_varargs_alias_set): Use alias_set_type.
1772 (get_frame_alias_set): Likewise.
1773 * builtins.c (setjmp_alias_set): Change to alias_set_type.
1774 * dse.c (struct store_info): Use alias_set_type.
1775 (struct read_info, struct clear_alias_mode_holder): Likewise.
1776 (clear_alias_set_lookup, canon_address): Likewise.
1777 (record_store, check_mem_read_rtx): Likewise.
1778 (dse_record_singleton_alias_set): Likewise.
1779 (dse_invalidate_singleton_alias_set): Likewise.
1780 * emit-rtl.c (get_mem_attrs): Likewise.
1781 (set_mem_attributes_minus_bitpos): Likewise.
1782 (set_mem_alias_set): Likewise.
1783 * expr.c (store_constructor_field, store_field): Likewise.
1784 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
1785 * langhooks.c (lhd_get_alias_set): Likewise.
1786 * langhooks-def.h (lhd_get_alias_set): Likewise.
1787 * reload1.c (alter_reg): Likewise.
1788 * tree-flow.h (struct fieldoff): Likewise.
1789 * tree-ssa-alias.c (struct alias_map_d): Likewise.
1790 (may_alias_p, get_smt_for, create_sft): Likewise.
1791 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
1792 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1793 (merge_smts_into): Likewise.
1794 * varasm.c (const_alias_set): Likewise.
1795 * c-common.c (strict_aliasing_warning): Likewise.
1796 (c_common_get_alias_set): Likewise.
1797 * dse.h (dse_record_singleton_alias_set): Update declaration.
1798 (dse_invalidate_singleton_alias_set): Likewise.
1799 * emit-rtl.h (set_mem_alias_set): Likewise.
1800 * c-common.h (c_common_get_alias_set): Likewise.
1801 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
1802 * print-tree.c (print_node): Likewise.
1803 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
1805 (alpha_setup_incoming_varargs): Use alias_set_type.
1806 * config/i386/i386.c (setup_incoming_varargs_64): Use
1808 (setup_incoming_varargs_ms_64): Likewise.
1809 (ix86_GOT_alias_set): Likewise.
1810 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1811 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1812 (set): Change to alias_set_type.
1813 (get_TOC_alias_set): Use alias_set_type.
1814 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
1816 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
1817 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
1819 (struct_value_alias_set): Likewise.
1820 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
1822 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1824 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
1825 * config/vxworks.h (TARGET_VXWORKS): Override.
1826 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
1827 "mips" if TARGET_VXWORKS.
1829 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1831 * calls.c (avoid_likely_spilled_reg): New function.
1832 (expand_call): Use it.
1834 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1836 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
1838 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
1840 * config/mips/predicates.md (const_call_insn_operand): Invoke
1841 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
1843 2007-08-10 David Edelsohn <edelsohn@gnu.org>
1846 * config/rs6000/driver-rs6000.c: Include link.h.
1847 Use ElfW instead of wordsize-specif typedef.
1849 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1851 * system.h (CONST_CAST): New.
1852 * c-decl.c (c_make_fname_decl): Use it.
1853 * c-lex.c (cb_ident, lex_string): Likewise.
1854 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1855 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1856 give_switch, set_multilib_dir): Likewise.
1857 * gengtype-parse.c (string_seq, typedef_name): Likewise.
1858 * passes.c (execute_one_pass): Likewise.
1859 * prefix.c (update_path): Likewise.
1860 * pretty-print.c (pp_base_destroy_prefix): Likewise.
1861 * tree.c (build_string): Likewise.
1863 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1865 * tree-flow-inline.h (is_exec_stmt): Remove.
1866 (is_label_stmt): Remove.
1867 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
1870 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
1872 * lower-subreg.c (resolve_shift_zext): Don't adjust
1873 src_reg_num for wordmode operands.
1875 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
1876 David Ung <davidu@mips.com>
1878 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
1879 (TARGET_SCHED_REORDER2): Define.
1880 (mips_maybe_swap_ready): New.
1881 (mips_last_74k_agen_insn): New.
1882 (mips_74k_agen_init): New.
1883 (mips_74k_agen_reorder): New function to group loads and stores
1885 (mips_sched_init): New.
1886 (mips_sched_reorder): Don't do initialization here. Call
1887 mips_74k_agen_reorder.
1888 (mips_variable_issue): Call mips_74k_agen_init.
1890 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1892 * tree-flow-inline.h (get_filename): Remove.
1894 2007-08-10 Richard Sandiford <richard@codesourcery.com>
1896 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
1898 (mips_fetch_insns): Delete in favor of...
1899 (mips_load_store_insns): ...this new function.
1900 * config/mips/mips.c (mips_address_insns): Add a boolean argument
1901 to say whether multiword moves _might_ be split.
1902 (mips_fetch_insns): Delete in favor of...
1903 (mips_load_store_insns): ...this new function.
1904 (mips_rtx_costs): Update the call to mips_address_insns.
1905 (mips_address_cost): Likewise.
1906 * config/mips/mips.md (length): Use mips_load_store_insns instead
1907 of mips_fetch_insns.
1908 * config/mips/constraints.md (R): Use mips_address_insns rather
1909 than mips_fetch_insns. Assume that the move never needs to be split.
1911 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1913 * config/mips/mips.opt (mhard-float, msoft-float): Make these
1914 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
1915 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
1916 * config/mips/mips.h (mips16_hard_float): Delete.
1917 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
1918 definitions, and replace with....
1919 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
1920 * config/mips/mips.c (mips16_hard_float): Delete. Replace
1921 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
1922 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
1923 (override_options): Replace MASK_SOFT_FLOAT references with
1924 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
1925 and mips16_hard_float when TARGET_MIPS16.
1927 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1930 * c-typeck.c (build_binary_op): Check for non pointer types before
1931 calling int_fits_type_p.
1933 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1936 * fold-const.c (omit_one_operand): Return only the ommitted expression
1937 if the result is an empty statement.
1938 (pedantic_omit_one_operand): Likewise.
1940 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
1942 * c-typeck.c (readonly_error): Improve error for assignment.
1944 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
1946 (pp_c_expression): Ditto.
1948 2007-08-09 Simon Baldwin <simonb@google.com>
1950 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
1951 break that was preventing simplify_associative_operation() for xor.
1953 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1954 Nigel Stephens <nigel@mips.com>
1956 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
1957 Document change in interpretation of value from boolean to
1959 * optabs.c (expand_ffs, expand_ctz): New functions to compute
1960 ffs and ctz using clz.
1961 (expand_unop): Call them.
1962 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
1964 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
1965 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
1966 enable the new ffs expansion on this target.
1968 2007-08-09 Jan Hubicka <jh@suse.cz>
1970 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
1971 (expand_ternary_op): Likewise.
1972 (expand_vec_shift_expr): Likewise.
1973 (expand_binop_directly): Likewise.
1974 (expand_binop): Likewise.
1975 (sign_expand_binop): Likewise.
1976 (expand_twoval_unop): Likewise.
1977 (expand_twoval_binop): Likewise.
1978 (expand_twoval_binop_libfunc): Likewise.
1979 (widen_clz): Likewise.
1980 (widen_bswap): Likewise.
1981 (expand_parity): Likewise.
1982 (expand_unop): Likewise.
1983 (expand_abs_nojump): Likewise.
1984 (expand_copysign): Likewise.
1985 (emit_no_conflict_block): Likewise.
1986 (emit_libcall_block): Likewise.
1987 (can_compare_p): Likewise.
1988 (prepare_cmp_insn): Likewise.
1989 (emit_cmp_and_jump_insn_1): Likewise.
1990 (prepare_float_lib_cmp): Likewise.
1991 (emit_conditional_add): Likewise.
1992 (gen_add2_insn): Likewise.
1993 (have_add2_insn): Likewise.
1994 (gen_sub2_insn): Likewise.
1995 (have_sub2_insn): Likewise.
1996 (can_extend_p): Likewise.
1997 (can_fix_p): Likewise.
1998 (can_float_p): Likewise.
1999 (expand_float): Likewise.
2000 (expand_fix): Likewise.
2001 (expand_sfix_optab): Likewise.
2002 (new_optab): Likewise.
2003 (new_convert_optab): Likewise.
2004 (init_libfuncs): Likewise.
2005 (init_interclass_conv_libfuncs): Likewise.
2006 (init_intraclass_conv_libfuncs): Likewise.
2007 (set_conv_libfunc): Likewise.
2008 (init_optabs): Likewise.
2009 (debug_optab_libfuncs): Likewise.
2010 (gen_cond_trap): Likewise.
2011 * optabs.h (optab_handler, convert_optab_hanlder): New.
2012 * genopinit.c: Update optabs generation table.
2013 * reload.c (find_reloads_address_1): Use optabs accestors.
2014 * builtins.c (expand_builtin_mathfn): Likewise.
2015 (expand_builtin_mathfn_2): Likewise.
2016 (expand_builtin_mathfn_3): Likewise.
2017 (expand_builtin_interclass_mathfn): Likewise.
2018 (expand_builtin_sincos): Likewise.
2019 (expand_builtin_cexpi): Likewise.
2020 (expand_builtin_powi): Likewise.
2021 (expand_builtin_strlen): Likewise.
2022 * dojump.c (do_jump): Likewise.
2023 * expr.c (convert_move): Likewise.
2024 (move_by_pieces): Likewise.
2025 (move_by_pieces_ninsns): Likewise.
2026 (can_store_by_pieces): Likewise.
2027 (store_by_pieces_1): Likewise.
2028 (emit_move_via_integer): Likewise.
2029 (emit_move_complex): Likewise.
2030 (emit_move_ccmode): Likewise.
2031 (emit_move_insn_1): Likewise.
2032 (emit_single_push_insn): Likewise.
2033 (store_constructor): Likewise.
2034 (expand_expr_real_1): Likewise.
2035 (do_store_flag): Likewise.
2036 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
2037 (enumerate_modes): Likewise.
2038 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2039 (supportable_widening_operation): Likewise.
2040 (supportable_narrowing_operation): Likewise.
2041 * expmed.c (store_bit_field_1): Likewise.
2042 (extract_bit_field_1): Likewise.
2043 (expand_mult_highpart_optab): Likewise.
2044 (expand_smod_pow2): Likewise.
2045 (expand_divmod): Likewise.
2046 (emit_store_flag): Likewise.
2047 * tree-vect-patterns.c
2048 (vect_pattern_recog_1): Likewise.
2049 * tree-ssa-loop-prefetch.c
2050 (nontemporal_store_p): Likewise.
2051 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
2052 (vect_create_epilog_for_reduction): Likewise.
2053 (vectorizable_reduction): Likewise.
2054 (vectorizable_operation): Likewise.
2055 (vect_strided_store_supported): Likewise.
2056 (vectorizable_store): Likewise.
2057 (vect_strided_load_supported): Likewise.
2058 (vectorizable_load): Likewise.
2059 * combine.c (simplify_comparison): Likewise.
2060 * tree-vect-generic.c
2061 (type_for_widest_vector_mode): Likewise.
2062 (expand_vector_operations_1): Likewise.
2063 * config/spu/spu.c (spu_expand_mov): Likewise.
2064 (spu_emit_vector_compare): Likewise.
2065 * config/rs6000/rs6000.c
2066 (rs6000_emit_vector_compare): Likewise.
2067 * stmt.c (add_case_node): Likewise.
2068 * reload1.c (gen_reload):
2070 2007-08-09 Michael Matz <matz@suse.de>
2072 * tree.h (fixed_zerop): Declare as taking a const_tree.
2073 * tree.c (fixed_zerop): Take a const_tree.
2075 2007-08-09 Ira Rosen <irar@il.ibm.com>
2077 * tree-vect-transform.c (vectorizable_store): Remove call to
2078 copy_virtual_operands() and call mark_symbols_for_renaming() for
2079 the created vector store.
2080 (vect_setup_realignment): Don't call copy_virtual_operands() and
2081 update_vuses_to_preheader().
2082 (vectorizable_load): Don't call copy_virtual_operands().
2083 (update_vuses_to_preheader): Remove.
2085 2007-08-08 Chao-ying Fu <fu@mips.com>
2087 * tree.def (FIXED_POINT_TYPE): New type.
2088 (FIXED_CST): New constant.
2089 (FIXED_CONVERT_EXPR): New expr.
2090 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
2091 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
2092 * tree.h (struct tree_base): Add saturating_flag.
2093 Remove one bit of spare for saturating_flag.
2094 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
2095 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
2096 FIXED_POINT_TYPE_P): Define.
2097 (TYPE_SATURATING): Define.
2098 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
2099 (struct tree_fixed_cst): New.
2100 (TYPE_IBIT, TYPE_FBIT): Define.
2101 (tree_node): Add fixed_cst.
2102 (enum tree_index): Add new enumeration values of
2103 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
2104 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
2105 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
2106 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
2107 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
2108 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
2109 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
2110 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
2111 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
2112 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
2113 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
2114 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
2115 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
2116 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
2117 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
2118 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
2119 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
2120 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
2121 (sat_short_fract_type_node, sat_fract_type_node,
2122 sat_long_fract_type_node, sat_long_long_fract_type_node,
2123 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
2124 sat_unsigned_long_fract_type_node,
2125 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
2126 fract_type_node, long_fract_type_node, long_long_fract_type_node,
2127 unsigned_short_fract_type_node, unsigned_fract_type_node,
2128 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
2129 sat_short_accum_type_node, sat_accum_type_node,
2130 sat_long_accum_type_node, sat_long_long_accum_type_node,
2131 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
2132 sat_unsigned_long_accum_type_node,
2133 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
2134 accum_type_node, long_accum_type_node, long_long_accum_type_node,
2135 unsigned_short_accum_type_node, unsigned_accum_type_node,
2136 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
2137 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
2138 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
2139 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
2140 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
2141 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
2142 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
2143 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
2144 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
2145 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
2146 sat_uda_type_node, sat_uta_type_node): New macro.
2147 (make_fract_type, make_accum_type): Declare.
2148 (make_signed_fract_type, make_unsigned_fract_type,
2149 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
2150 make_signed_accum_type, make_unsigned_accum_type,
2151 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
2152 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
2153 make_or_reuse_sat_signed_fract_type,
2154 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
2155 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
2156 make_or_reuse_sat_unsigned_accum_type): New macro.
2157 (fixed_zerop): Declare.
2158 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2159 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2160 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2161 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2162 * treestruct.def: Add TS_FIXED_CST.
2163 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
2165 (tree-dump.o): Likewise.
2166 (print-tree.o): Likewise.
2167 (tree-pretty-print.o): Likewise.
2168 (fold-const.o): Likewise.
2169 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
2170 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
2171 (is_gimple_min_invariant): Handle FIXED_CST.
2172 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
2173 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2174 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2175 (layout_type): Handle FIXED_POINT_TYPE.
2176 (make_fract_type, make_accum_type): New functions.
2177 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
2178 * tree-dump.c (fixed-value.h): New include.
2179 (dump_fixed): New function.
2180 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
2181 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
2182 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
2183 * tree-pretty-print.c (fixed-value.h): New include.
2184 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
2186 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
2187 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
2188 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
2189 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
2190 for non-saturating fixed-point types.
2191 (reassociate_bb): Likewise.
2192 * emit-rtl.c (fixed-value.h): New include.
2193 (fconst0, fconst1): New array.
2194 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
2195 * tree-vect-generic.c expand_vector_operation): Support
2196 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
2198 (type_for_widest_vector_mode): Add one parameter for the
2200 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
2202 Pass the satp parameter to type_for_mode for fixed-point types.
2203 (expand_vector_operations_1): Pass the saturating flag to
2204 type_for_widest_vector_mode.
2205 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2206 and MODE_VECTOR_UACCUM.
2207 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
2208 (vectorizable_condition): Likewise.
2209 * tree.c (fixed-value.h): New include.
2210 (tree_code_size): Support FIXED_CST.
2211 (build_fixed): New function.
2212 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
2213 (fixed_zerop): New function.
2214 (tree_node_structure): Support FIXED_CST.
2215 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
2216 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
2217 (type_hash_eq): Handle FIXED_POINT_TYPE.
2218 (simple_cst_equal): Support FIXED_CST.
2219 (iterative_hash_expr): Handle FIXED_CST.
2220 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
2221 (get_narrower): Likewise.
2222 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
2223 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
2224 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
2225 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
2227 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
2228 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2229 (initializer_zerop): Support FIXED_CST.
2230 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
2231 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
2232 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
2233 (is_base_type): Handle FIXED_POINT_TYPE.
2234 (add_type_attribute): Handle FIXED_POINT_TYPE.
2235 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
2236 * print-tree.c (fixed-value.h): New include.
2237 (print_node_brief): Support FIXED_CST.
2238 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
2239 * c-pretty-print.c (fixed-value.h): New include.
2240 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
2241 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
2242 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
2243 Support fixed-point types for inner items in VECTOR_TYPE.
2244 (pp_c_direct_declarator): Likewise.
2245 (pp_c_declarator): Likewise.
2246 (pp_c_fixed_constant): New function.
2247 (pp_c_constant): Handle FIXED_CST.
2248 (pp_c_primary_expression): Likewise.
2249 (pp_c_expression): Likewise.
2250 * fold-const.c (fixed-value.h): New include.
2251 (negate_expr_p): Return true for FIXED_CST.
2252 (fold_negate_expr): Support FIXED_CST.
2253 (split_tree): Support FIXED_CST.
2254 (const_binop): Support FIXED_CST.
2255 (fold_convert_const_int_from_fixed): New function to convert from
2257 (fold_convert_const_real_from_fixed): New function to convert from
2259 (fold_convert_const_fixed_from_fixed): New function to convert from
2260 fixed to another fixed.
2261 (fold_convert_const_fixed_from_int): New function to convert from
2263 (fold_convert_const_fixed_from_real): New function to convert from
2265 (fold_convert_const): Support conversions from fixed to int, from
2266 fixed to real, from fixed to fixed, from int to fixed, and from real
2268 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
2269 (operand_equal_p): Support FIXED_CST.
2270 (make_range): For fixed-point modes, we need to pass the
2271 saturating flag as the 2nd parameter.
2272 (tree_swap_operands_p): Handle FIXED_CST.
2273 (fold_plusminus_mult_expr): For fract modes, we cannot generate
2275 (fold_unary): Support FIXED_CONVERT_EXPR.
2276 (fold_binary): Handle FIXED_CST.
2277 Make sure the type is not saturating, before associating operations.
2278 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
2279 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
2280 (fold_negate_const): Support FIXED_CST.
2281 (fold_relational_const): Support FIXED_CST.
2282 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
2283 (gimplify_expr): Handle FIXED_CST.
2284 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
2285 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
2286 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
2287 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
2288 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2289 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2290 LONG_LONG_ACCUM_TYPE_SIZE.
2291 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
2292 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
2293 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
2294 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
2295 MODE_ACCUM, and MODE_UACCUM.
2296 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
2297 fixed-point types to disable reduction.
2298 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
2300 2007-08-08 David Edelsohn <edelsohn@gnu.org>
2302 * config/rs6000/x-rs6000: New file.
2303 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
2304 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
2305 (EXTRA_SPEC_FUNCTIONS): Define.
2306 (HAVE_LOCAL_CPU_DETECT): Define.
2307 (CC1_CPU_SPEC): Define.
2308 * config/rs6000/driver-rs6000.c: New file.
2309 * config/rs6000/aix.h (CC1_SPEC): Define.
2310 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
2311 * config.host: Add x-rs6000 to host_xmake_file if host and target
2312 are rs6000 or powerpc.
2314 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2316 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
2318 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2319 Sandra Loosemore <sandra@codesourcery.com>
2320 Chao-ying Fu <fu@mips.com>
2321 Nigel Stephens <nigel@mips.com>
2322 David Ung <davidu@mips.com>
2324 * doc/invoke.texi (-mcode-readable): Document.
2325 * config/mips/mips.opt (mcode-readable): New option.
2326 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
2327 * config/mips/mips.h (mips_code_readable_setting): New enum.
2328 (mips_code_readable): Declare.
2329 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
2330 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
2331 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
2332 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
2333 boiler-plate comments.
2334 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2335 * config/mips/mips.c (mips_code_readable): New variable.
2336 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
2337 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
2338 context and -mcode-readable setting to restrict the use of
2339 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
2340 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
2341 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
2342 (mips_blocks_for_constant_p): Only return false for
2343 TARGET_MIPS16_PCREL_LOADS.
2344 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
2345 for MIPS16. Handle SYMBOL_32_HIGH.
2346 (mips_const_insns): Allow HIGHs for MIPS16 too.
2347 (mips_unspec_address_offset): New function, split out from...
2348 (mips_unspec_address): ...here.
2349 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
2350 16-bit symbolic constants. Assert approropiate conditions for
2351 using the "la" and "dla" macros.
2352 (mips_handle_option): Handle -mcode-readable=.
2353 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
2354 Set up mips_lo_relocs[SYMBOL_32_HIGH].
2355 (mips_strip_unspec_address): New function, split out from...
2356 (print_operand_reloc): ...here.
2357 (print_operand): Pass constants through mips_strip_unspec_address.
2358 (print_operand_address): Likewise.
2359 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
2360 (mips_select_rtx_section): Remove MIPS16 handling.
2361 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
2362 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
2363 (mips16_lay_out_constants): Do nothing unless
2364 TARGET_MIPS16_PCREL_LOADS.
2365 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
2366 * config/mips/mips.md: Split HIGHs for MIPS16.
2367 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2369 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2371 * config/mips/mips-protos.h (mips_emit_move): Declare.
2372 * config/mips/mips.c (mips_emit_move): New function.
2373 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
2374 (mips_legitimize_const_move): Likewise.
2375 (mips_legitimize_move): Likewise.
2376 (mips_split_64bit_move): Likewise.
2377 (mips_restore_gp): Likewise.
2378 (mips_load_call_address): Likewise.
2379 (mips_emit_fcc_reload): Likewise.
2380 (mips_set_return_address): Likewise.
2381 (mips_block_move_straight): Likewise.
2382 (mips_block_move_loop): Likewise.
2383 (mips_setup_incoming_varargs): Likewise.
2384 (mips_save_reg): Likewise.
2385 (mips_expand_prologue): Likewise.
2386 (mips_restore_reg): Likewise.
2387 (mips_expand_epilogue): Likewise.
2388 (mips_output_mi_thunk): Likewise.
2389 (build_mips16_call_stub): Likewise.
2390 (mips_builtin_branch_and_move): Likewise.
2391 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
2392 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2393 (fixuns_truncdfdi2): Likewise.
2394 (fixuns_truncsfsi2): Likewise.
2395 (fixuns_truncsfdi2): Likewise.
2396 (loadgp_absolute): Likewise.
2397 (builtin_setjmp_setup): Likewise.
2398 (builtin_longjmp): Likewise.
2399 (untyped_call): Likewise.
2401 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2403 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
2404 an "rtx *" argument. Return a bool.
2405 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
2406 values and return true if they can be split. Take the same kind of
2407 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
2408 and store the lo_sum there if nonnull. Use the symbol type to
2409 determine whether a $gp or HIGH is needed.
2410 (mips_legitimize_address): Update call to mips_split_symbol and
2411 simplify accordingly.
2412 (mips_legitimize_const_move): Likewise.
2413 * config/mips/mips.md: In the combine define_split,
2414 check mips_split_symbol instead of splittable_symbolic_operand.
2415 Update use of mips_split_symbol in the generator code.
2416 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
2418 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2420 * config/mips/mips.c (mips_symbolic_address_p): Delete.
2421 (mips_symbol_insns_1): New function, split out from...
2422 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
2423 and stores separately from load addresses.
2424 (mips_classify_address): Replace uses of mips_symbolic_address_p
2425 with uses of mips_symbol_insns.
2426 (mips_address_insns): Update calls to mips_symbol_insns.
2427 (mips_const_insns): Likewise.
2428 (mips_legitimize_address): Likewise.
2430 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2432 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
2433 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
2434 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
2435 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
2436 non-call contexts if TARGET_MIPS16.
2437 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
2438 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
2439 code for SYMBOL_ABSOLUTE.
2440 (mips_symbol_insns): Likewise.
2442 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2444 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
2445 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
2446 (mips_symbolic_constant_p): Likewise. Update the call to
2447 mips_classify_symbol.
2448 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
2449 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
2450 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
2451 (print_operand_reloc): Add a context argument. Update the call to
2452 mips_symbolic_constant_p.
2453 (print_operand): Update the calls to print_operand_reloc.
2454 (print_operand_address): Use print_operand_reloc rather than
2456 (mips_rewrite_small_data_p): Add a context argument. Update the call
2457 to mips_symbolic_constant_p.
2458 (mips_small_data_pattern_1): Make DATA the containing mem.
2459 Update the call to mips_rewrite_small_data_p.
2460 (mips_rewrite_small_data_1): Likewise.
2461 (mips_use_anchors_for_symbol_p): Update the call to
2462 mips_symbolic_constant_p.
2463 * config/mips/predicates.md (const_call_insn_operand): Likewise.
2464 (splittable_symbolic_operand): Likewise.
2465 (move_operand): Likewise.
2466 (absolute_symbolic_operand): Likewise.
2467 (got_disp_operand): Likewise.
2468 (got_page_ofst_operand): Likewise.
2470 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2472 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
2473 (SYMBOL_ABSOLUTE): ...this.
2474 (SYMBOL_SMALL_DATA): Rename to...
2475 (SYMBOL_GP_RELATIVE): ...this.
2476 (SYMBOL_CONSTANT_POOL): Rename to...
2477 (SYMBOL_PC_RELATIVE): ...this.
2478 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
2479 (mips_symbolic_address_p, mips_symbol_insns, override_options)
2480 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
2481 after above changes.
2482 * config/mips/predicates.md (const_call_insn_operand): Likewise.
2483 (general_symbolic_operand): Rename to...
2484 (absolute_symbolic_operand): ...this.
2485 * config/mips/mips.md: Update after above changes.
2487 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
2488 Revital Eres <eres@il.ibm.com>
2490 * ddg.c (print_ddg): Add dump information.
2491 * modulo-sched.c (print_node_sched_params): Add parameter and
2493 (calculate_maxii): Remove function.
2494 (undo_generate_reg_moves): Likewise.
2495 (undo_permute_partial_schedule): Likewise.
2496 (kernel_number_of_cycles): Likewise.
2497 (MAXII_FACTOR): New definition to calculate the upper bound of II.
2498 (sms_schedule): Use it. Remove profitability checks.
2499 (sms_schedule_by_order): Fix order of nodes within the cycle.
2501 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
2503 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
2504 -profile option, add pie support.
2505 (ENDFILE_SPEC): New spec.
2506 * config/gnu.h (LIB_SPEC): Add -profile option.
2508 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
2510 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
2511 * config/gnu.h (LIB_SPEC): Likewise.
2513 2007-08-07 Yaz Saito <saito@google.com>
2514 Ian Lance Taylor <iant@google.com>
2516 * common.opt (finstrument-functions-exclude-function-list): New
2518 (finstrument-functions-exclude-file-list): New option.
2519 * opts.c (char_p): Define and DEF_VEC.
2520 (flag_instrument_functions_exclude_functions): New static
2522 (flag_instrument_functions_exclude_files): New static variable.
2523 (add_instrument_functions_exclude_list): New static function.
2524 (flag_instrument_functions_exclude_p): New function.
2525 (common_handle_option): Handle new options.
2526 * flags.h (flag_instrument_functions_exclude_p): Declare.
2527 * gimplify.c (gimplify_function_tree): Call
2528 flag_instrument_functions_exclude_p.
2529 * doc/invoke.texi (Option Summary): Mention new options.
2530 (Code Gen Options): Document new options.
2532 2007-08-07 Ian Lance Taylor <iant@google.com>
2534 PR rtl-optimization/32776
2535 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
2536 (resolve_use): Likewise.
2537 (decompose_multiword_subregs): Remove "changed" local variable.
2539 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
2541 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
2542 * configure: Regenerate.
2543 * config.in: Regenerate.
2544 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
2547 2007-08-07 Ian Lance Taylor <iant@google.com>
2549 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
2550 note, just delete the insn.
2552 2007-08-07 Andreas Schwab <schwab@suse.de>
2555 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
2558 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
2560 * lower-subreg.c (resolve_subreg_use): Remove assertion.
2561 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
2562 (decompose_multiword_subregs): Use the functions above to decompose
2563 multiword shifts and zero-extends.
2565 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
2567 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
2568 "assemble" descriptions which were swapped.
2570 2007-08-06 Chao-ying Fu <fu@mips.com>
2572 * fixed-value.h: New file.
2573 * fixed-value.c: New file.
2574 * Makefile.in (OBJS-common): Add fixed-value.o.
2575 (fixed-value.o): New rule.
2576 (GTFILES): Add fixed-value.h.
2577 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
2578 to compare a.low and b.low.
2579 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
2581 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2582 Daniel Jacobowitz <dan@codesourcery.com>
2585 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
2587 (x86_64-*-netbsd*): Likewise.
2588 (x86_64-*-linux*): Likewise.
2589 (x86_64-*-kfreebsd*-gnu): Likewise.
2590 (x86_64-*-knetbsd*-gnu): Likewise.
2591 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
2593 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
2595 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
2596 Add -fno-asynchronous-unwind-tables.
2598 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
2599 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
2600 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
2601 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
2602 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
2604 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2606 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
2607 (TARGET_C_MODE_FOR_SUFFIX): New.
2609 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2611 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
2613 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2615 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
2617 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2619 * config/i386/i386.md: Check TARGET_ macros and optimize_size
2620 before checking function returns in conditional expressions.
2622 2007-08-06 Alfred Minarik <a.minarik@aon.at>
2625 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
2627 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2630 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
2631 for INTEGRAL_TYPE_P.
2633 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
2635 * configure.ac: Remove --enable-checking=df from default settings.
2636 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
2637 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
2638 if the parameter is true.
2639 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
2640 DF_VERIFY_SCHEDULED flag is true.
2641 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
2642 (df_finish_pass): Adjust prototype.
2643 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
2646 * see.c (pass_see): Add TODO_df_verify.
2647 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
2648 * global.c (rest_of_handle_global_alloc): Schedule verification
2650 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
2652 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
2653 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
2654 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
2656 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
2657 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
2658 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
2660 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
2661 Revital Eres <eres@il.ibm.com>
2663 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
2665 * ddg.c (create_ddg_dependence): Rename to...
2666 (create_ddg_dep_from_intra_loop_link): This. Do not check
2667 for interloop edges. Do not create anti dependence edge when
2668 a true dependence edge exists in the opposite direction and
2669 -fmodulo-sched-allow-regmoves is set.
2670 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
2671 (add_cross_iteration_register_deps): Create anti dependence edge
2672 when -fno-modulo-sched-allow-regmoves is set.
2673 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
2675 2007-08-04 Richard Sandiford <richard@codesourcery.com>
2677 * config/arm/arm.md (movsi): Add braces.
2679 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2682 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
2683 operands for the folding of "A - (A & B)" into "~B & A"; cast them
2686 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
2688 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
2689 state accessor functions.
2690 * cfgloopmanip.c (remove_path, create_preheaders,
2691 force_single_succ_latches, fix_loop_structure): Ditto.
2692 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2693 tree_duplicate_loop_to_header_edge): Ditto.
2694 * cfgloopanal.c (mark_irreducible_loops): Ditto.
2695 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
2697 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
2698 cleanup_tree_cfg): Ditto.
2699 * tree-cfg.c (tree_merge_blocks): Ditto.
2700 * cfgloop.c (rescan_loop_exit, record_loop_exits,
2701 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
2702 loop_preheader_edge, single_exit): Ditto.
2703 (flow_loops_find): Do not clear loops->state.
2704 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
2705 loops_state_clear): New functions.
2707 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2710 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2711 when adding to the base and convert ELT to sizetype instead of type.
2713 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2716 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
2717 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
2719 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2722 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
2723 correct type the negate expression.
2725 2007-08-03 Jan Hubicka <jh@suse.cz>
2727 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
2730 2007-08-03 David Edelsohn <edelsohn@gnu.org>
2732 * config/rs6000/rs6000.c (struct processor_cost): Change
2733 l1_cache_lines to l1_cache_size. Add l2_cache_size.
2734 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
2736 (rios1_costs, rios2_cost): Correct cache line size.
2737 (rs6000_override_options): Set l2-cache-size parameter.
2739 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2740 Diego Novillo <dnovillo@google.com>
2743 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
2744 if the range includes 0.
2746 2007-08-03 Ben Elliston <bje@au.ibm.com>
2748 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
2749 mode to unspec expressions to silence a warning from the generator
2752 2007-08-02 Steve Ellcey <sje@cup.hp.com>
2754 * config/ia64/constraints.md ("U"): Make constraint vector only.
2756 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2759 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
2760 always_inline attribute on the function decl.
2762 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2765 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
2766 if we are compiling with -fPIC.
2768 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
2769 Nigel Stephens <nigel@mips.com>
2771 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
2772 Define for MIPS32 and MIPS64.
2774 2007-08-02 Nick Clifton <nickc@redhat.com>
2776 * config/host-hpux.c: Change copyright header to refer to version
2777 3 of the GNU General Public License and to point readers at the
2778 COPYING3 file and the FSF's license web page.
2779 * config/alpha/predicates.md, config/alpha/vms-ld.c,
2780 config/alpha/linux.h, config/alpha/alpha.opt,
2781 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
2782 config/alpha/vms-unwind.h, config/alpha/ev4.md,
2783 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
2784 config/alpha/alpha.h, config/alpha/sync.md,
2785 config/alpha/openbsd.h, config/alpha/alpha.md,
2786 config/alpha/alpha-modes.def, config/alpha/ev5.md,
2787 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
2788 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
2789 config/alpha/constraints.md, config/alpha/osf.h,
2790 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
2791 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
2792 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
2793 config/frv/frv-asm.h, config/frv/frv-protos.h,
2794 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
2795 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
2796 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
2797 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
2798 config/s390/s390.opt, config/s390/s390-modes.def,
2799 config/s390/fixdfdi.h, config/s390/constraints.md,
2800 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
2801 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
2802 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
2803 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
2804 config/m32c/prologue.md, config/m32c/m32c.abi,
2805 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
2806 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
2807 config/m32c/t-m32c, config/m32c/m32c-modes.def,
2808 config/m32c/jump.md, config/m32c/shift.md,
2809 config/m32c/m32c-protos.h, config/libgloss.h,
2810 config/spu/spu-protos.h, config/spu/predicates.md,
2811 config/spu/spu-builtins.h, config/spu/spu.c,
2812 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
2813 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
2814 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
2815 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
2816 config/sparc/hypersparc.md, config/sparc/predicates.md,
2817 config/sparc/linux.h, config/sparc/sp64-elf.h,
2818 config/sparc/supersparc.md, config/sparc/cypress.md,
2819 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
2820 config/sparc/niagara.md, config/sparc/sparc.md,
2821 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
2822 config/sparc/sparc.opt, config/sparc/sync.md,
2823 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
2824 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
2825 config/sparc/sparc.c, config/sparc/little-endian.opt,
2826 config/sparc/sysv4-only.h, config/sparc/sparc.h,
2827 config/sparc/linux64.h, config/sparc/freebsd.h,
2828 config/sparc/sol2.h, config/sparc/rtemself.h,
2829 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
2830 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
2831 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
2832 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
2833 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
2834 config/m32r/linux.h, config/m32r/constraints.md,
2835 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
2836 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
2837 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
2838 config/i386/i386.md, config/i386/netware-crt0.c,
2839 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
2840 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
2841 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
2842 config/i386/sol2.h, config/i386/constraints.md,
2843 config/i386/netware-libgcc.c, config/i386/sysv5.h,
2844 config/i386/predicates.md, config/i386/geode.md,
2845 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
2846 config/i386/freebsd64.h, config/i386/vxworksae.h,
2847 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
2848 config/i386/rtemself.h, config/i386/netbsd-elf.h,
2849 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
2850 config/i386/netware.h, config/i386/i386-modes.def,
2851 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
2852 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
2853 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
2854 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
2855 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
2856 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
2857 config/i386/xm-mingw32.h, config/i386/linux64.h,
2858 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
2859 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
2860 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
2861 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
2862 config/i386/cygwin2.c, config/i386/i386-protos.h,
2863 config/i386/sync.md, config/i386/openbsd.h,
2864 config/i386/host-mingw32.c, config/i386/i386-aout.h,
2865 config/i386/nto.h, config/i386/biarch64.h,
2866 config/i386/i386-coff.h, config/i386/freebsd.h,
2867 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
2868 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
2869 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
2870 config/darwin-protos.h, config/linux.opt, config/sol2.c,
2871 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
2872 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
2873 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
2874 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
2875 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
2876 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
2877 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
2878 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
2879 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
2880 config/sh/superh64.h, config/sh/rtemself.h,
2881 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
2882 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
2883 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
2884 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
2885 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
2886 config/avr/predicates.md, config/avr/constraints.md,
2887 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
2888 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
2889 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
2890 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
2891 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
2892 config/c4x/c4x-modes.def, config/c4x/rtems.h,
2893 config/c4x/predicates.md, config/c4x/c4x.h,
2894 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
2895 config/xtensa/predicates.md, config/xtensa/xtensa.c,
2896 config/xtensa/linux.h, config/xtensa/xtensa.h,
2897 config/xtensa/elf.h, config/xtensa/xtensa.md,
2898 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
2899 config/xtensa/xtensa-protos.h, config/dbx.h,
2900 config/stormy16/predicates.md, config/stormy16/stormy16.md,
2901 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
2902 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
2903 config/host-solaris.c, config/fr30/fr30.h,
2904 config/fr30/predicates.md, config/fr30/fr30-protos.h,
2905 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
2906 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
2907 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
2908 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
2909 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
2910 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
2911 config/host-linux.c, config/interix3.h, config/cris/cris.c,
2912 config/cris/predicates.md, config/cris/linux.h,
2913 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
2914 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
2915 config/cris/aout.opt, config/cris/cris-protos.h,
2916 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
2917 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2918 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
2919 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
2920 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
2921 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
2922 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
2923 config/chorus.h, config/mn10300/mn10300.c,
2924 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
2925 config/mn10300/mn10300.h, config/mn10300/linux.h,
2926 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
2927 config/mn10300/mn10300.md, config/ia64/predicates.md,
2928 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
2929 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
2930 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
2931 config/ia64/freebsd.h, config/ia64/ia64.md,
2932 config/ia64/ia64-modes.def, config/ia64/constraints.md,
2933 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
2934 config/gofast.h, config/rtems.h, config/sol2-10.h,
2935 config/m68k/predicates.md, config/m68k/m68k.md,
2936 config/m68k/linux.h, config/m68k/m68k-modes.def,
2937 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
2938 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
2939 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
2940 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
2941 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
2942 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
2943 config/m68k/constraints.md, config/m68k/rtemself.h,
2944 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
2945 config/m68k/uclinux.h, config/rs6000/power4.md,
2946 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
2947 config/rs6000/linux.h, config/rs6000/eabi.h,
2948 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
2949 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
2950 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
2951 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
2952 config/rs6000/windiss.h, config/rs6000/603.md,
2953 config/rs6000/aix41.h, config/rs6000/cell.md,
2954 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
2955 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
2956 config/rs6000/darwin.md, config/rs6000/darwin64.h,
2957 config/rs6000/default64.h, config/rs6000/7xx.md,
2958 config/rs6000/darwin.opt, config/rs6000/spe.md,
2959 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
2960 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
2961 config/rs6000/7450.md, config/rs6000/linux64.h,
2962 config/rs6000/constraints.md, config/rs6000/440.md,
2963 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
2964 config/rs6000/rs6000.c, config/rs6000/aix52.h,
2965 config/rs6000/rs6000.h, config/rs6000/power6.md,
2966 config/rs6000/predicates.md, config/rs6000/altivec.md,
2967 config/rs6000/aix64.opt, config/rs6000/rios1.md,
2968 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
2969 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
2970 config/rs6000/darwin7.h, config/rs6000/dfp.md,
2971 config/rs6000/linux64.opt, config/rs6000/sync.md,
2972 config/rs6000/vxworksae.h, config/rs6000/power5.md,
2973 config/rs6000/lynx.h, config/rs6000/biarch64.h,
2974 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
2975 config/rs6000/eabispe.h, config/rs6000/e500.h,
2976 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
2977 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
2978 config/rs6000/aix.h, config/rs6000/vxworks.h,
2979 config/rs6000/40x.md, config/rs6000/aix51.h,
2980 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
2981 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
2982 config/arc/arc.h, config/mcore/mcore-elf.h,
2983 config/mcore/mcore-protos.h, config/mcore/predicates.md,
2984 config/mcore/mcore.md, config/mcore/mcore.c,
2985 config/mcore/mcore.opt, config/mcore/mcore.h,
2986 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
2987 config/score/predicates.md, config/score/score-version.h,
2988 config/score/score-protos.h, config/score/misc.md,
2989 config/score/elf.h, config/score/score.c, config/score/mac.md,
2990 config/score/score7.md, config/score/score.h,
2991 config/score/score-conv.h, config/score/score-mdaux.c,
2992 config/score/score.md, config/score/score.opt,
2993 config/score/score-modes.def, config/score/score-mdaux.h,
2994 config/score/mul-div.S, config/arm/uclinux-elf.h,
2995 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
2996 config/arm/symbian.h, config/arm/linux-elf.h,
2997 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
2998 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
2999 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
3000 config/arm/strongarm-pe.h, config/arm/arm.h,
3001 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
3002 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
3003 config/arm/arm-modes.def, config/arm/linux-eabi.h,
3004 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
3005 config/arm/arm-cores.def, config/arm/arm-protos.h,
3006 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
3007 config/arm/wince-pe.h, config/arm/neon.md,
3008 config/arm/constraints.md, config/arm/neon.ml,
3009 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
3010 config/arm/arm.opt, config/arm/arm926ejs.md,
3011 config/arm/predicates.md, config/arm/iwmmxt.md,
3012 config/arm/arm_neon.h, config/arm/unknown-elf.h,
3013 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
3014 config/arm/neon-testgen.ml, config/arm/arm.md,
3015 config/arm/xscale-coff.h, config/arm/pe.c,
3016 config/arm/arm-generic.md, config/arm/pe.h,
3017 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
3018 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
3019 config/arm/strongarm-elf.h, config/arm/cirrus.md,
3020 config/arm/netbsd-elf.h, config/arm/vxworks.h,
3021 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
3022 config/pa/predicates.md, config/pa/pa64-hpux.h,
3023 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
3024 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
3025 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
3026 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
3027 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
3028 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
3029 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
3030 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
3031 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
3032 config/pa/pa64-regs.h, config/pa/pa-modes.def,
3033 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
3034 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
3035 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
3036 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
3037 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
3038 config/mips/linux64.h, config/mips/elforion.h,
3039 config/mips/constraints.md, config/mips/generic.md,
3040 config/mips/predicates.md, config/mips/4300.md,
3041 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
3042 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
3043 config/mips/5k.md, config/mips/vr4120-div.S,
3044 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
3045 config/mips/mips-protos.h, config/mips/6000.md,
3046 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
3047 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
3048 config/mips/mips-modes.def, config/mips/vr.h,
3049 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
3050 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
3051 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
3052 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
3053 config/vax/openbsd1.h, config/vax/netbsd.h,
3054 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
3055 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
3056 config/h8300/rtems.h, config/h8300/predicates.md,
3057 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
3058 config/h8300/h8300.md, config/h8300/h8300.opt,
3059 config/h8300/coff.h, config/h8300/h8300-protos.h,
3060 config/v850/v850.md, config/v850/predicates.md,
3061 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
3062 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
3063 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
3064 config/mmix/mmix.h, config/mmix/predicates.md,
3065 config/mmix/mmix-protos.h, config/mmix/mmix.md,
3066 config/mmix/mmix.c, config/mmix/mmix.opt,
3067 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
3068 config/bfin/rtems.h, config/bfin/bfin-modes.def,
3069 config/bfin/predicates.md, config/bfin/bfin-protos.h,
3070 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
3073 2007-08-02 Richard Sandiford <richard@codesourcery.com>
3075 * emit-rtl.c (reset_used_decls): Rename to...
3076 (set_used_decls): ...this. Set the used flag rather than clearing it.
3077 (unshare_all_rtl_again): Update accordingly. Set flags on argument
3078 DECL_RTLs rather than resetting them.
3080 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
3082 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
3084 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3086 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
3087 argument to find_reloads_address.
3089 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
3091 PR tree-optimization/32919
3092 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
3093 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
3094 (coalesce_ssa_name): Call it.
3096 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3097 David Ung <davidu@mips.com>
3099 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
3100 (__mips16_unorddf2, __mips16_floatunsidf): New.
3101 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
3103 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
3105 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3107 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
3108 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
3109 * tree.h (OMP_SECTIONS_CONTROL): New macro.
3110 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
3111 * omp-low.c (get_ws_args_for, determine_parallel_type,
3112 expand_omp_for_generic, expand_omp_for_static_nochunk,
3113 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3114 Work with more precise CFG.
3115 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
3116 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
3118 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
3119 * gimple-low.c (lower_stmt): Ditto.
3120 * tree-inline.c (estimate_num_insns_1): Ditto.
3121 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
3122 (OMP_SECTIONS_SWITCH): New.
3123 * tree-cfgcleanup.c (cleanup_omp_return): New.
3124 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
3125 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
3126 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
3127 (tree_redirect_edge_and_branch): Handle omp constructs.
3129 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
3130 with three arguments.
3132 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3134 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
3137 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3139 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
3140 the loop structures may need fixing.
3141 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
3143 (cleanup_tree_cfg_loop): Removed.
3144 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
3145 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
3146 instead of running cleanup_tree_cfg_loop.
3147 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
3148 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
3149 (tree_predictive_commoning): Declaration changed.
3150 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
3152 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3154 * doc/invoke.texi (l1-cache-size): Update documentation.
3155 (l2-cache-size): Document.
3156 * params.h (L2_CACHE_SIZE): New macro.
3157 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
3158 that L1_CACHE_SIZE is in kB now.
3159 (L2_CACHE_SIZE_BYTES): New macro.
3160 (tree_ssa_prefetch_arrays): Show size in kB.
3161 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
3162 and l2_cache_size fields.
3163 * config/i386/driver-i386.c (describe_cache): Detect cache size
3165 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
3166 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
3167 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
3168 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
3169 (override_options): Set l1-cache-size and l2-cache-size to default
3170 values if not specified otherwise.
3171 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
3172 (PARAM_L2_CACHE_SIZE): New.
3174 2007-08-01 Nigel Stephens <nigel@mips.com>
3175 David Ung <davidu@mips.com>
3176 Thiemo Seufer <ths@mips.com>
3177 Chris Dearman <chris@mips.com>
3178 Richard Sandiford <richard@codesourcery.com>
3180 * config.gcc (mips*-sde-elf*): New stanza.
3181 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
3182 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
3183 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
3184 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
3185 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
3186 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
3188 * config/mips/sde.h: New file.
3189 * config/mips/t-libgcc-mips16: Likewise.
3190 * config/mips/t-sde: Likewise.
3191 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
3192 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
3193 _MIPS_FPSET and _MIPS_SZINT.
3194 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
3195 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
3196 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
3197 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
3198 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3199 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3200 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
3201 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
3202 _MIPS_SZPTR and _MIPS_FPSET.
3203 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
3204 architecture is specified.
3205 (MIPS_32BIT_OPTION_SPEC): New macro.
3207 2007-07-31 Dan Hipschman <dsh@google.com>
3209 * gcc.c (end_going_arg): New function.
3210 (do_spec_2): Use it.
3211 (do_spec_1): Use it.
3213 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
3215 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
3216 only if ENABLE_CHECKING is defined.
3218 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
3220 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
3221 df_ru_add_problem, df_ru_get_bb_info): Removed.
3222 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
3223 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
3224 df_ru_free_bb_info, df_ru_alloc,
3225 df_ru_bb_local_compute_process_def,
3226 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3227 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3228 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
3229 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
3230 df_ru_add_problem): Removed.
3232 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3235 * pa.md (casesi32): Use match_scratch. Revise insn condition.
3236 (casesi32p, casesi64p): Likewise.
3237 (casesi): Adjust for above.
3239 2007-07-31 Richard Sandiford <richard@codesourcery.com>
3241 * mode-switching.c (create_pre_exit): Don't search past calls.
3243 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
3245 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
3247 2007-07-31 Revital Eres <eres@il.ibm.com>
3249 * ddg.c (add_deps_for_def): Rename to...
3250 (add_cross_iteration_register_deps): This. Change implementation
3251 to use only reaching def and def-use chains to construct the
3252 inter loop dependencies.
3253 (add_deps_for_use): Remove function.
3254 (build_inter_loop_deps): Call add_cross_iteration_register_deps
3255 function to build the inter loop dependencies.
3256 * modulo-sched.c (sms_schedule): Build only
3257 reaching def and def-use chains for the propose of the ddg
3260 2007-07-31 Julian Brown <julian@codesourcery.com>
3262 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
3263 New define_insns. Use correct RTL.
3264 (vec_set<mode>): Write as expander.
3266 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
3268 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
3269 to an unallocated space.
3271 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
3274 (split_constant_offset): Enable split_constant_offset to extract
3275 constants from other statements.
3276 * tree-vect-transform.c
3277 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
3278 to a temp var. Force base_offset to be simple.
3280 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
3282 * df-scan.c (df_scan_verify): Remove artificial limit on
3283 the number of blocks for verification.
3284 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
3285 df_simulate_defs): Avoid unnecessary insn checking for defs.
3287 2007-07-29 Mark Mitchell <mark@codesourcery.com>
3289 * config/m68k/lb1sf68.asm (FUNC): New macro.
3291 (__udivsi3): Likewise.
3292 (__divsi3): Likewise.
3293 (__umodsi3): Likewise.
3294 (__modsi3): Likewise.
3295 (__subdf3): Likewise.
3296 (__adddf3): Likewise.
3297 (__muldf3): Likewise.
3298 (__divdf3): Likewise.
3299 (__negdf2): Likewise.
3300 (__cmpdf2): Likewise.
3301 (__subsf3): Likewise.
3302 (__addsf3): Likewise.
3303 (__mulsf3): Likewise.
3304 (__divsf3): Likewise.
3305 (__negsf2): Likewise.
3306 (__cmpsf2): Likewise.
3307 (__eqdf2): Likewise.
3308 (__nedf2): Likewise.
3309 (__gtdf2): Likewise.
3310 (__gedf2): Likewise.
3311 (__ltdf2): Likewise.
3312 (__ledf2): Likewise.
3313 (__eqsf2): Likewise.
3314 (__nesf2): Likewise.
3315 (__gtsf2): Likewise.
3316 (__gesf2): Likewise.
3317 (__ltsf2): Likewise.
3318 (__lesf2): Likewise.
3320 2007-07-30 Ollie Wild <aaw@google.com>
3322 * c-ppoutput.c (print_lines_directives_only): New function.
3323 (scan_translation_unit_directives_only): New function.
3324 (preprocess_file): Add call to scan_translation_unit_directives_only.
3325 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
3326 (sanitize_cpp_opts): Add default flag_dump_macros setting for
3327 -fdirectives-only. Add errors for -fdirectives-only conflict with
3328 -Wunused-macros and -traditional.
3329 (finish_options): Add builtin macro initialization for
3330 -fdirectives-only + -fpreprocessed.
3331 * c.opt (fdirectives-only): New.
3332 * doc/cppopts.texi (fdirectives-only): New.
3334 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3336 * alias.c (record_set, memory_modified_1): Constify.
3337 * bt-load.c (note_btr_set): Likewise.
3338 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
3339 * combine.c (set_nonzero_bits_and_sign_copies,
3340 expand_field_assignment, record_dead_and_set_regs_1,
3341 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
3342 likely_spilled_retval_1): Likewise.
3343 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
3344 frv_io_handle_set): Likewise.
3345 * config/mips/mips.c (mips_sim_record_set,
3346 vr4130_true_reg_dependence_p_1): Likewise.
3347 * config/mt/mt.c (insn_dependent_p_1): Likewise.
3348 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
3349 * config/sh/sh.c (flow_dependent_p_1): Likewise.
3350 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
3351 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
3352 * ddg.c (mark_mem_store): Likewise.
3353 * df-problems.c (df_urec_mark_reg_change): Likewise.
3354 * function.c (update_epilogue_consts): Likewise.
3355 * gcse.c (record_set_info, record_last_set_info,
3356 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
3357 reg_clear_last_set): Likewise.
3358 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
3360 * jump.c (reversed_comparison_code_parts): Likewise.
3361 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
3362 reg_is_set): Likewise.
3363 * loop-iv.c (mark_altered): Likewise.
3364 * mode-switching.c (reg_becomes_live): Likewise.
3365 * optabs.c (no_conflict_move_test): Likewise.
3366 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
3368 * postreload.c (reload_combine_note_store, move2add_note_store):
3370 * regmove.c (flags_set_1): Likewise.
3371 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
3373 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
3375 * resource.c (update_live_status): Likewise.
3376 * rtl.h (set_of, note_stores): Likewise.
3377 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
3378 note_stores, parms_set): Likewise.
3379 * sched-rgn.c (sets_likely_spilled_1): Likewise.
3380 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
3382 * var-tracking.c (count_stores, add_stores): Likewise.
3384 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3386 * alias.c (mems_in_disjoint_alias_sets_p,
3387 fixed_scalar_and_varying_struct_p, aliases_everything_p,
3388 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
3389 write_dependence_p, mems_in_disjoint_alias_sets_p,
3390 read_dependence, true_dependence, canon_true_dependence,
3391 anti_dependence, output_dependence): Constify.
3392 * combine.c (extended_count): Likewise.
3393 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
3394 * cselib.c (get_value_hash, references_value_p,
3395 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
3396 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
3397 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
3398 * function.c (contains, prologue_epilogue_contains,
3399 sibcall_epilogue_contains): Likewise.
3400 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
3401 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
3402 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
3403 reg_or_subregno): Likewise.
3404 * recog.c (asm_noperands): Likewise.
3405 * reload1.c (function_invariant_p): Likewise.
3406 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
3407 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
3408 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
3409 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
3410 true_regnum, reg_or_subregno, condjump_in_parallel_p,
3411 extended_count, prologue_epilogue_contains,
3412 sibcall_epilogue_contains, function_invariant_p, true_dependence,
3413 canon_true_dependence, read_dependence, anti_dependence,
3414 output_dependence): Likewise.
3415 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
3417 2007-07-30 Julian Brown <julian@codesourcery.com>
3419 * config/arm/neon.md (V_ext): New mode attribute.
3420 (neon_vget_lane<mode>): Replace with define_expand.
3421 (neon_vget_lane<mode>_sext_internal)
3422 (neon_vget_lane<mode>_zext_internal): New define_insns for double
3423 and quad precision vectors.
3424 (neon_vget_lanedi): Add bounds check. Remove dead comment.
3425 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
3426 have typeless 32-bit result.
3428 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3431 * tree-affine.h (aff_tree): The type of rest is sizetype for types
3433 * tree-affine.c (aff_combination_scale): If type is a pointer type,
3434 use sizetype for rest.
3435 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
3436 (aff_combination_convert): Don't convert rest for pointer types.
3438 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3440 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
3442 * tree-ssa-alias.c: Add alloc-pool.h.
3443 (init_alias_info): Free alias_bitmap_obstack.
3444 (delete_alias_info): Call delete_mem_ref_stats.
3445 (get_mem_sym_stats_for): Use alloc_pool.
3446 (init_mem_ref_stats): Do not delete mem_ref_stats here.
3447 (delete_mem_sym_stats): Removed.
3449 2007-07-29 Sebastian Pop <sebpop@gmail.com>
3451 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
3452 functions cannot be represented as classical distance vectors.
3454 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3456 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
3457 * builtins.c (validate_arg, builtin_mathfn_code,
3458 validate_arglist): Likewise.
3459 * calls.c (call_expr_flags): Likewise.
3460 * combine.c (reg_nonzero_bits_for_combine,
3461 reg_num_sign_bit_copies_for_combine, get_last_value,
3462 reg_truncated_to_mode): Likewise.
3463 * emit-rtl.c (subreg_lowpart_p): Likewise.
3464 * expr.c (highest_pow2_factor_for_target,
3465 categorize_ctor_elements_1, categorize_ctor_elements,
3466 count_type_elements, contains_packed_reference,
3467 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
3468 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
3469 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
3470 native_encode_int, native_encode_real, native_encode_complex,
3471 native_encode_vector, native_encode_expr, native_interpret_int,
3472 native_interpret_real, native_interpret_complex,
3473 native_interpret_vector, native_interpret_expr): Likewise.
3474 * function.c (use_register_for_decl): Likewise.
3475 * gimplify.c (get_name): Likewise.
3476 * langhooks-def.h (lhd_return_null_const_tree): New.
3477 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
3478 * langhooks.c (lhd_return_null_const_tree): New.
3479 * langhooks.h (lang_get_callee_fndecl): Constify.
3480 * output.h (constructor_static_from_elts_p): Likewise.
3481 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
3482 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
3483 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
3484 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
3485 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
3486 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
3487 * rtlhooks-def.h (reg_nonzero_bits_general,
3488 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
3490 * rtlhooks.c (reg_num_sign_bit_copies_general,
3491 reg_nonzero_bits_general, reg_truncated_to_mode_general):
3493 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
3494 * stor-layout.c (mode_for_size_tree): Likewise.
3495 * tree-ssa-loop-im.c (memref_eq): Likewise.
3496 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
3497 * tree.c (contains_placeholder_p, type_list_equal,
3498 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
3500 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
3501 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
3502 contains_placeholder_p, contains_packed_reference,
3503 get_callee_fndecl, operand_equal_for_phi_arg_p,
3504 warn_if_unused_value, is_body_block, native_encode_expr,
3505 native_interpret_expr, fold_convertible_p, operand_equal_p,
3506 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
3507 validate_arglist, simple_cst_equal, type_list_equal,
3508 use_register_for_decl, call_expr_flags, get_name,
3509 highest_pow2_factor): Likewise.
3510 (const_call_expr_arg_iterator_d,
3511 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
3512 first_const_call_expr_arg, more_const_call_expr_args_p,
3513 FOR_EACH_CONST_CALL_EXPR_ARG): New.
3514 * varasm.c (constructor_static_from_elts_p): Constify.
3516 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
3518 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
3519 config/arm/neon-schedgen.ml, config/arm/neon.ml,
3520 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
3521 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
3522 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
3523 tree-vect-transform.c, tree.def: Fix comment typos. Follow
3524 spelling conventions.
3525 * doc/invoke.texi: Follow spelling conventions.
3527 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
3528 Revital Eres <eres@il.ibm.com>
3530 * modulo-sched.c (sms_schedule): Avoid loops which includes
3531 auto-increment instructions.
3533 2007-07-28 Richard Guenther <rguenther@suse.de>
3536 * fold-const.c (fold_cond_expr_with_comparison): Convert
3537 operand zero of MIN/MAX_EXPR to correct type.
3539 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3541 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
3542 flags_from_decl_or_type): Constify.
3543 * gcc.c (do_spec_1): Likewise.
3544 * print-tree.c (dump_addr, print_node_brief): Likewise.
3545 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
3546 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
3547 tree_purge_all_dead_eh_edges): Likewise.
3548 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
3549 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
3551 * tree.c (expr_location, expr_has_location, expr_locus,
3552 expr_filename, expr_lineno, get_inner_array_type,
3553 fields_compatible_p): Likewise.
3554 * tree.h (get_inner_array_type, fields_compatible_p,
3555 expr_location, expr_has_location, expr_locus, expr_filename,
3556 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
3557 setjmp_call_p, alloca_call_p): Likewise.
3559 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3561 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
3562 TV_FLOW_INSENSITIVE.
3564 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
3566 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
3567 (compute_flow_insensitive_aliasing): Ditto for
3568 TV_FLOW_INSENSITIVE.
3570 2007-07-27 Jan Hubicka <jh@suse.cz>
3572 * config/i386/i386.c (register_move_cost): Remove accidentally
3573 comitted #if 0 block.
3575 * attribs.c: Include hashtab.h
3576 (attribute_hash): New.
3577 (substring): New structure.
3578 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
3580 (init_attributes): Initialize attribute hash.
3581 (decl_attributes): Use attribute hash.
3582 * Makefile.in (attribs.c): Depend on hashtab.h.
3584 2007-07-27 Steve Ellcey <sje@cup.hp.com>
3586 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
3588 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3590 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
3591 __mips_dspr2 and __mips_dsp_rev macros.
3592 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
3594 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
3596 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
3598 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
3602 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
3603 and the updating of the live and do_not_gen sets.
3604 (df_note_bb_compute): Added updating of live and do_not_gen sets
3605 for regular defs so that the case of clobber inside conditional
3606 call is processed correctly.
3608 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3610 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
3611 operands with compatible type.
3613 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3615 * expr.h (store_bit_field): Don't return a value.
3616 * expmed.c (check_predicate_volatile_ok): New function.
3617 (store_bit_field_1): New function, extracted from store_bit_field.
3618 Take a fallback_p argument and return true if the operation succeeded.
3619 Only use store_fixed_bit_field if fallback_p. Don't recompute
3620 mode_for_extraction; use op_mode instead. Try forcing memories
3621 into registers if the insv expander fails.
3622 (store_bit_field): Use store_bit_field_1 with fallback_p true.
3623 Don't return a value.
3624 (convert_extracted_bit_field): New function, extracted from
3626 (extract_bit_field_1): Likewise. Take a fallback_p argument
3627 and return NULL if the operation succeeded. Only use
3628 extract_fixed_bit_field if fallback_p. Only calculate one
3629 extraction mode. Combine code for extv and extzv. Try forcing
3630 memories into registers if the ext(z)v expander fails.
3631 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
3633 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3635 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
3637 (df_ref): Likewise. Put regno with other integer fields.
3639 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3641 * df.h (df_mw_hardreg): Remove "loc" field.
3642 * df-scan.c (df_ref_record): Don't set it. Remove redundant
3644 * df-problems.c (df_whole_mw_reg_unused_p): New function,
3645 split out from df_set_unused_notes_for_mw. Return false for
3646 partial references. Assert that mw_reg is a REG when returning true.
3647 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
3648 (df_whole_mw_reg_dead_p): New function, split out from
3649 df_set_dead_notes_for_mw. Return false for partial references.
3650 Assert that mw_reg is a REG when returning true.
3651 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
3652 Remove redundant bitmap check.
3654 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
3656 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
3657 ($(T)crtend.o): Likwise.
3658 ($(T)crtbeginS.o): Likwise.
3659 ($(T)crtendS.o): Likwise.
3660 ($(T)crtfastmath.o): Likwise.
3662 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
3664 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
3665 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
3666 * basic-block.h (struct control_flow_graph): Added x_dom_computed
3667 and x_n_bbs_in_dom_tree fields.
3669 2007-07-26 Steve Ellcey <sje@cup.hp.com>
3671 PR tree-optimization/32087
3672 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
3673 Do not call scale_bbs_frequencies_int with prob of zero.
3675 2007-07-26 Julian Brown <julian@codesourcery.com>
3677 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
3678 (neon_element_bits): Add prototypes.
3679 * config/arm/arm.c (bounds_check, neon_lane_bounds)
3680 (neon_const_bounds, neon_element_bits): New functions.
3681 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
3682 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
3683 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
3684 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
3685 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
3686 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
3687 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
3688 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
3689 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
3690 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
3691 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
3692 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
3693 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
3695 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
3697 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
3698 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
3700 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
3701 Julian Brown <julian@codesourcery.com>
3703 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
3704 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
3705 * config/arm/cortex-a8.md: New.
3706 * config/arm/cortex-a8-neon.md: New.
3707 * config/arm/neon-schedgen.ml: New.
3708 * config/arm/neon.md (vqh_mnem): New.
3710 (Is_float_mode): New.
3711 (Scalar_mul_8_16): New.
3713 (V_mode_nunits): New.
3714 (All instruction patterns): Annotate with neon_type attribute
3716 * config/arm/arm.md: Include cortex-a8.md.
3717 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
3719 Annotate instruction patterns accordingly.
3720 (generic_sched): Do not use generic scheduling for Cortex-A8.
3721 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
3723 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
3725 * fold-const.c (fold_read_from_constant_string): Use
3727 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3729 2007-07-26 Nick Clifton <nickc@redhat.com>
3731 * tree-ssa-operands.h: Change copyright header to refer to version
3732 3 of the GNU General Public License and to point readers at the
3733 COPYING3 file and the FSF's license web page.
3734 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
3735 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
3736 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
3737 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
3738 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
3739 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
3740 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
3741 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
3742 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
3743 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
3744 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
3745 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
3746 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
3747 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
3748 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
3749 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
3750 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
3751 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
3752 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
3753 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
3754 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
3755 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
3756 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
3757 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
3758 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
3759 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
3760 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
3761 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
3762 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
3763 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
3764 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
3765 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
3766 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
3767 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
3768 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
3769 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
3770 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
3771 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
3772 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
3773 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
3774 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
3775 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
3776 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
3777 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
3778 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
3779 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
3780 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
3781 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
3782 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
3783 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
3784 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
3785 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
3786 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
3787 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
3788 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
3789 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
3790 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
3791 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
3792 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
3793 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
3794 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
3795 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
3796 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
3797 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
3798 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
3799 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
3800 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
3801 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
3802 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
3803 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
3804 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
3805 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
3806 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
3807 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
3808 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
3809 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
3810 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
3811 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
3812 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
3813 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
3814 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
3815 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
3816 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
3817 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
3818 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
3819 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
3820 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
3821 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
3822 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
3823 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
3824 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
3825 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
3826 vecprim.h, basic-block.h, tree-ssa-structalias.c,
3827 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
3828 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
3829 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
3830 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
3831 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
3832 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
3833 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
3834 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
3835 convert.c, convert.h, langhooks-def.h, reload1.c,
3836 tree-ssa-operands.c: Likewise.
3838 2007-07-26 Jan Hubicka <jh@suse.cz>
3840 * tree-ssa-live.c: Include debug.h and flags.h.
3841 (mark_scope_block_unused): New function.
3842 (remove_unused_scope_block_p): New function.
3843 (remove_unused_locals): Remove unused blocks too.
3845 2007-07-25 Ian Lance Taylor <iant@google.com>
3847 * combine.c (combine_max_regno): Remove. Remove all uses.
3848 (struct reg_stat_struct): Rename from struct reg_stat.
3849 (reg_stat_type): Define, and declare VECs.
3850 (reg_stat): Change from pointer to VEC. Change all uses.
3851 (combine_split_insns): New static function.
3852 (try_combine, find_split_point): Call it instead of split_insns.
3854 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3856 * cfghooks.c (split_block): Fix the information about loop latch.
3858 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3860 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
3862 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3864 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
3865 Scan the new edge for loop exit info.
3867 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
3869 * config/darwin.c: Include debug.h.
3871 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3874 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
3876 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3878 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
3879 (HARD_REGNO_MODE_OK): Ditto.
3880 (MODES_TIEABLE_P): Ditto.
3881 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3882 (CLASS_MAX_NREGS): Ditto.
3883 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
3884 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
3885 (divdf3_internal_thr): Removed.
3886 * config/ia64/div.md: New file.
3887 * config/ia64/constraints.md: Add H constraint.
3889 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3891 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
3892 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
3893 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
3894 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
3895 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
3896 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
3897 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
3898 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
3899 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
3900 dump_sbitmap_file, debug_sbitmap, popcount_table,
3901 sbitmap_popcount): Constify.
3902 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
3903 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
3904 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
3905 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
3906 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
3907 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
3908 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
3909 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
3910 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
3911 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
3912 sbitmap_popcount, sbitmap_verify_popcount): Constify.
3914 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3916 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
3917 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
3918 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
3919 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
3920 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
3921 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
3922 bitmap_intersect_p, bitmap_intersect_compl_p,
3923 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3924 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
3926 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
3927 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
3928 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
3929 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3930 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3931 debug_bitmap, debug_bitmap_file, bitmap_print,
3932 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
3933 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
3935 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
3937 * config/darwin.c (darwin_override_options): Additional fix for
3938 debug info formats that don't support var tracking.
3940 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3942 * cselib.c (entry_and_rtx_equal_p): Constify.
3943 * gengtype.c (output_mangled_typename, write_types, write_local):
3945 * gengtype.h (const_type_p): New.
3946 * see.c (eq_descriptor_extension, hash_descriptor_extension):
3948 * tlink.c (scan_linker_output): De-constify.
3949 * tree-ssa-loop-im.c (memref_eq): Constify.
3950 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
3951 (shared_bitmap_hash, shared_bitmap_eq): Constify.
3953 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3955 * c-common.c (fname_as_string, c_type_hash): Constify.
3956 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3957 * cgraph.c (edge_hash, edge_eq): Likewise.
3958 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
3959 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
3960 reg_attrs_htab_eq): Likewise.
3961 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
3963 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
3964 const_decl_t, const_state_t, const_automata_list_el_t): New.
3965 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
3966 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
3967 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
3968 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
3969 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
3970 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
3971 compare_max_occ_cycle_nums, out_state_arcs_num,
3972 compare_transition_els_num, units_cmp, state_reservs_cmp):
3974 * genmodes.c (cmp_modes): Likewise.
3975 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
3976 * gimplify.c (compare_case_labels): Likewise.
3977 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
3978 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
3979 * matrix-reorg.c (mtt_info_hash): Likewise.
3980 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
3981 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
3982 (htab_hash_bucket, htab_hash_elem): Constify.
3983 * tree-browser.c (TB_parent_eq): Likewise.
3984 * tree-scalar-evolution.c (hash_scev_info): Likewise.
3985 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
3986 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
3987 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
3989 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
3990 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
3991 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
3992 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
3993 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
3995 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
3996 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
3997 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
3998 * tree-ssa-threadupdate.c (redirection_data_hash,
3999 redirection_data_eq): Likewise.
4000 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
4001 * tree-ssa.c (var_ann_eq): Likewise.
4002 * tree-vrp.c (compare_case_labels): Likewise.
4003 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
4004 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
4005 tree_not_check_failed, tree_class_check_failed,
4006 tree_range_check_failed, tree_not_class_check_failed,
4007 omp_clause_check_failed, omp_clause_range_check_failed,
4008 tree_contains_struct_check_failed, tree_operand_check_failed):
4010 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
4011 tree_not_check_failed, tree_class_check_failed,
4012 tree_range_check_failed, tree_not_class_check_failed,
4013 tree_operand_check_failed, omp_clause_operand_check_failed,
4014 tree_operand_length): Likewise.
4015 * var-tracking.c (const_variable): New.
4016 (variable_htab_hash, variable_htab_eq): Constify.
4017 * varasm.c (const_desc_hash): Likewise.
4019 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4021 * expr.c (handled_component_p): Constify.
4022 * fold-const.c (fit_double_type): Likewise.
4023 * real.h (real_value_from_int_cst): Likewise.
4024 * tree-flow-inline.h (gimple_in_ssa_p,
4025 gimple_aliases_computed_p, gimple_addressable_vars,
4026 gimple_call_clobbered_vars, gimple_referenced_vars,
4027 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
4028 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
4029 may_aliases, end_readonly_imm_use_p, has_zero_uses,
4030 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
4031 is_label_stmt, is_global_var, phi_ssa_name_p,
4032 factoring_name_p, is_call_clobbered, tree_common_ann,
4033 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
4034 unmodifiable_var_p, array_ref_contains_indirect_ref,
4035 ref_contains_array_ref, lookup_subvars_for_var,
4036 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
4037 gimple_mem_ref_stats): Likewise.
4038 * tree-flow.h (tree_common_ann, var_ann, function_ann,
4039 may_aliases, is_exec_stmt, is_label_stmt,
4040 ref_contains_array_ref, array_ref_contains_indirect_ref,
4041 var_can_have_subvars, overlap_subvar, is_call_clobbered,
4042 unmodifiable_var_p): Likewise.
4043 * tree-gimple.c (is_gimple_min_invariant): Likewise.
4044 * tree-gimple.h (is_gimple_min_invariant): Likewise.
4045 * tree.c (type_hash_list, attribute_hash_list, tree_size,
4046 cst_and_fits_in_hwi, real_value_from_int_cst,
4047 build_real_from_int_cst, integer_zerop, integer_onep,
4048 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
4049 tree_floor_log2, real_zerop, real_onep, real_twop,
4050 real_minus_onep, really_constant_p, purpose_member, chain_member,
4051 list_length, fields_length, int_size_in_bytes, bit_position,
4052 int_bit_position, byte_position, int_byte_position, expr_align,
4053 array_type_nelts, tree_node_structure,
4054 type_contains_placeholder_1, iterative_hash_pointer,
4055 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
4056 tree_map_base_eq, type_hash_list, type_hash_eq,
4057 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
4058 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
4059 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4060 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
4061 int_fits_type_p, get_containing_scope, decl_function_context,
4062 decl_type_context, omp_clause_operand_check_failed,
4063 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
4064 * tree.h (omp_clause_operand_check_failed, tree_size,
4065 build_real_from_int_cst, array_type_nelts, purpose_member,
4066 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
4067 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4068 is_attribute_p, check_qualified_type, expr_align,
4069 int_size_in_bytes, bit_position, int_bit_position, byte_position,
4070 int_byte_position, list_length, fields_length, initializer_zerop,
4071 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
4072 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
4073 tree_node_structure, handled_component_p, get_containing_scope,
4074 decl_function_context, decl_type_context, real_zerop,
4075 type_num_arguments, fit_double_type, really_constant_p,
4076 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
4077 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
4078 real_twop, real_minus_onep, int_cst_value): Likewise.
4080 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4082 * cfglayout.c (insn_scope, insn_line): Constify.
4083 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
4084 const_double_htab_hash, const_double_htab_eq,
4085 mem_attrs_htab_hash): Likewise.
4086 * loop-iv.c (biv_eq): Likewise.
4087 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
4088 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
4089 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
4091 * rtl-error.c (location_for_asm, diagnostic_for_asm,
4092 error_for_asm, warning_for_asm, _fatal_insn,
4093 _fatal_insn_not_found): Likewise.
4094 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
4095 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
4096 rtl_check_failed_type2, rtl_check_failed_code1,
4097 rtl_check_failed_code2, rtl_check_failed_code_mode,
4098 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
4099 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
4100 rtl_check_failed_type2, rtl_check_failed_code1,
4101 rtl_check_failed_code2, rtl_check_failed_code_mode,
4102 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
4103 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
4104 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
4105 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
4106 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
4107 rtx_unstable_p, get_integer_term, get_related_value,
4108 offset_within_block_p, reg_mentioned_p, count_occurrences,
4109 reg_referenced_p, reg_used_between_p, no_labels_between_p,
4110 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
4111 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
4112 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
4113 find_constant_src, find_reg_fusage, find_regno_fusage,
4114 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
4115 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
4116 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
4117 computed_jump_p, auto_inc_p, in_expr_list_p,
4118 remove_node_from_expr_list, loc_mentioned_in_p,
4119 label_is_jump_target_p, reversed_comparison_code_parts,
4120 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
4121 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
4122 print_inline_rtx): Likewise.
4123 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
4124 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
4125 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
4126 get_integer_term, get_related_value, offset_within_block_p,
4127 count_occurrences, reg_mentioned_p, no_labels_between_p,
4128 reg_used_between_p, reg_referenced_p, single_set_2,
4129 multiple_sets, set_noop_p, refers_to_regno_p,
4130 reg_overlap_mentioned_p, dead_or_set_p,
4131 covers_regno_no_parallel_p, covers_regno_p,
4132 dead_or_set_regno_p, find_reg_note, find_regno_note,
4133 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
4134 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
4135 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
4136 side_effects_p, may_trap_p_1, may_trap_p,
4137 may_trap_after_code_motion_p, may_trap_or_fault_p,
4138 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
4139 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
4140 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
4141 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
4142 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
4144 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
4145 warning_for_asm): Likewise.
4146 * tree.h (print_rtl): Likewise.
4147 * varasm.c (get_pool_mode): Likewise.
4149 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4151 * c-lex.c (c_lex_with_flags, lex_string): Constify.
4152 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
4153 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4154 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
4155 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
4156 * ddg.c (compare_sccs): Likewise.
4157 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
4158 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
4159 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
4160 decimal_do_fix_trunc, decimal_real_to_integer,
4161 decimal_real_to_integer2, decimal_real_maxval): Likewise.
4162 * dse.c (const_group_info_t): New.
4163 (invariant_group_base_eq, invariant_group_base_hash): Constify.
4164 * dwarf2out.c (const_dw_die_ref): New.
4165 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
4166 * tree-browser.c (TB_parent_eq): Likewise.
4167 * unwind-dw2-fde.c (__register_frame_info_bases,
4168 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
4169 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
4171 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
4172 * unwind-dw2.c (uw_frame_state_for): Likewise.
4173 * value-prof.c (histogram_hash, histogram_eq): Likewise.
4174 * value-prof.h (const_histogram_value): New.
4176 2007-07-25 Richard Sandiford <richard@codesourcery.com>
4178 * config/mips/mips.c (machine_function): Add
4179 initialized_mips16_gp_pseudo_p.
4180 (mips16_gp_pseudo_reg): Do not emit the initialization of
4181 mips16_gp_pseudo_rtx when being called from the gimple cost-
4182 calculation routines; emit it on the first use outside those
4185 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4187 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
4190 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
4191 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
4192 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
4193 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
4194 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
4195 Preserve const-ness of parameters through use of __typeof(),
4196 also constify and tidy.
4198 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
4199 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
4200 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
4201 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
4202 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
4203 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
4204 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
4205 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
4206 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
4208 2007-07-25 Julian Brown <julian@codesourcery.com>
4209 Mark Shinwell <shinwell@codesourcery.com>
4211 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
4212 (alpha_mangle_type): This.
4213 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4214 (TARGET_MANGLE_TYPE): Define this instead.
4215 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
4216 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
4217 (arm_init_neon_builtins): Fix comment.
4218 (arm_mangle_map_entry): New.
4219 (arm_mangle_map): New.
4220 (arm_mangle_type): New.
4221 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
4222 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4223 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4224 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4225 (TARGET_MANGLE_TYPE): Define this instead.
4226 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
4227 (ia64_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/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
4233 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
4234 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4235 (TARGET_MANGLE_TYPE): Define this instead.
4236 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
4237 (s390_mangle_type): This.
4238 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4239 (TARGET_MANGLE_TYPE): Define this instead.
4240 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
4241 (sparc_mangle_type): This.
4242 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4243 (TARGET_MANGLE_TYPE): Define this instead.
4244 * cp/mangle.c (write_type): Call mangle_type target hook on all
4245 types before mangling. Use original type, not main variant, as
4247 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
4248 (TARGET_MANGLE_TYPE): This.
4249 * target.h (gcc_target): Rename mangle_fundamental_type to
4251 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
4252 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
4254 2007-07-25 Julian Brown <julian@codesourcery.com>
4255 Paul Brook <paul@codesourcery.com>
4256 Joseph Myers <joseph@codesourcery.com>
4257 Mark Shinwell <shinwell@codesourcery.com>
4259 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
4260 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
4261 (with_fpu): Allow --with-fpu=neon.
4262 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4263 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4264 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
4265 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
4266 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
4267 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
4268 (neon_emit_pair_result_insn, neon_disambiguate_copy)
4269 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
4270 (output_move_neon): Add prototypes.
4271 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
4272 (all_fpus): Add FPUTYPE_NEON.
4273 (fp_model_for_fpu): Add NEON field.
4274 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
4275 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
4277 (arm_legitimate_address_p): Don't support fancy addressing for NEON
4279 (thumb2_legitimate_address_p): Likewise.
4280 (neon_valid_immediate): Recognize and prepare constants suitable for
4282 (neon_immediate_valid_for_move): New function. Recognize and prepare
4283 immediates for NEON move instructions.
4284 (neon_immediate_valid_for_logic): New function. Recognize and
4285 prepare immediates for NEON logic instructions.
4286 (neon_output_logic_immediate): New function. Create asm string
4287 suitable for outputting immediate logic instructions.
4288 (neon_pairwise_reduce): New function. Implement reduction using
4289 pairwise operations.
4290 (neon_expand_vector_init): New function. Expand a (possibly
4291 non-constant) vector initialization.
4292 (neon_vector_mem_operand): New function. Memory operands supported
4293 for quad-word loads/stores to/from ARM or NEON registers. Don't
4294 allow base+offset addressing for core regs.
4295 (neon_struct_mem_operand): New function. Valid mems for NEON
4297 (coproc_secondary_reload_class): Enable NEON registers to be loaded
4298 from neon_vector_mem_operand addresses without a secondary register.
4299 (add_minipool_forward_ref): Handle >8-byte minipool entries.
4300 (add_minipool_backward_ref): Likewise.
4301 (dump_minipool): Likewise.
4302 (push_minipool_fix): Likewise.
4303 (output_move_quad): New function. Output quad-word moves, loads and
4304 stores using ARM registers.
4305 (output_move_vfp): Add support for vectors in VFP (NEON) D
4307 (output_move_neon): Output a NEON load/store to/from a quadword
4309 (arm_print_operand): Implement new codes:
4310 - 'c' for unadorned integers (without a # sign).
4311 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
4313 - 'e', 'f' for the low and high D parts of a NEON Q register.
4314 - 'q' outputs a NEON Q register.
4315 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
4316 - 'T' prints NEON opcode features from a coded bitmask.
4317 - 'F' is similar to T, but signed/unsigned codes both print as
4319 - 't' is similar to T, but 'u' is printed instead of 'p'.
4320 - 'O' prints 'r' if NEON instruction should perform rounding (as
4321 specified by bitmask), else prints nothing.
4322 - '#' is a punctuation character to stop operand numbers from
4323 running together with following digits in the assembler
4324 strings for instructions (when using mode attributes).
4325 (arm_assemble_integer): Handle extra NEON vector modes. Permute
4326 constant vectors in big-endian mode, where necessary.
4327 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
4328 Handle EI, OI, CI, XI modes.
4329 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
4330 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
4331 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
4332 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
4333 (neon_builtin_type_bits): Add enumeration, one bit for each vector
4335 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
4336 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
4337 to turn v8qi, etc. into bits defined above.
4338 (neon_itype): New enumeration. Classifications of NEON builtins.
4339 (neon_builtin_datum): Define struct. Contains information about
4340 a single builtin (with multiple modes).
4341 (CF): Define helper macro for...
4342 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
4344 (neon_builtin_data): New array. Define information about builtins
4345 for use during initialization/expansion.
4346 (arm_init_neon_builtins): New function.
4347 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
4349 (neon_builtin_compare): New function.
4350 (locate_neon_builtin_icode): New function. Find an insn code for a
4351 builtin given a function code for that builtin. Also return type of
4352 builtin (NEON_BINOP, NEON_UNOP etc.).
4353 (builtin_arg): New enumeration. Types of arguments for builtins.
4354 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
4355 Takes a variable argument list of builtin_arg types, terminated by
4357 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
4358 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
4359 (neon_emit_pair_result_insn): New function. Support returning pairs
4360 of vectors via a pointer.
4361 (neon_disambiguate_copy): New function. Set up operands for a
4362 multi-word copy such that registers do not get clobbered.
4363 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
4364 ARM_BUILTIN_NEON_BASE.
4365 (arm_file_start): Set float-abi attribute for NEON.
4366 (arm_vector_mode_supported_p): Enable NEON vector modes.
4367 (arm_mangle_map_entry): New.
4368 (arm_mangle_map): New.
4369 (arm_mangle_vector_type): New.
4370 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
4372 (TARGET_NEON): New macro. Target supports NEON.
4373 (fputype): Add FPUTYPE_NEON.
4374 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
4375 for vectorization based on command-line arg.
4376 (NEON_REGNO_OK_FOR_NREGS): Define.
4377 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
4378 (VALID_NEON_STRUCT_MODE): Define.
4379 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
4380 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
4381 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
4382 (consttable_16): Add pattern for outputting 16-byte minipool
4384 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
4386 (vec-common.md, neon.md): Include md files.
4387 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
4388 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
4389 (memory_constraint "Ut", "Un", "Us"): Define.
4390 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
4391 (MMX_char): New mode attribute.
4392 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
4393 (*add<mode>3_iwmmxt): New insn pattern.
4394 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
4395 (*sub<mode>3_iwmmxt): New insn pattern.
4396 (mulv4hi3): Rename to...
4397 (*mulv4hi3_iwmmxt): This.
4398 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
4399 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
4400 (uminv4hi3, uminv2si3): Remove. Replace with...
4401 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
4402 (*umin<mode>3_iwmmxt): These.
4403 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
4404 (ashr<mode>3_iwmmxt): This new pattern.
4405 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
4406 (lshr<mode>3_iwmmxt): This new pattern.
4407 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
4408 (ashl<mode>3_iwmmxt): This new pattern.
4409 * config/arm/neon-docgen.ml: New file. Generate documentation for
4411 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
4412 * config/arm/arm_neon.h: New (autogenerated).
4413 * config/arm/neon-testgen.ml: New file. Generate NEON tests
4415 * config/arm/neon.md: New file. Define NEON instructions.
4416 * config/arm/neon.ml: New file. Abstract description of NEON
4417 instructions, used to generate arm_neon.h header, documentation and
4419 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
4420 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
4422 * doc/extend.texi (ARM Built-in Functions): Rename and remove
4424 (ARM NEON Intrinsics): New subsection.
4425 * doc/arm-neon-intrinsics.texi: New (autogenerated).
4427 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
4429 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
4432 2007-07-24 Jan Hubicka <jh@suse.cz>
4434 * regclass.c (move_table): New type.
4435 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
4436 (init_move_cost): Break out from ...
4437 (init_reg_sets_1): ... here; simplify computation of
4438 have_regs-of_mode and contains_reg_of_mode.
4439 (record_reg_classes): Unswitch internal loops.
4440 (copy_cost): Trigger lazy initialization of move cost
4441 (record_address_regs): Likewise.
4443 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
4445 * config/darwin.c (darwin_override_options): Don't force on
4446 flag_var_tracking_uninit when no debug info is requested.
4448 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4450 * cfgloop.c (init_loops_structure): New function.
4451 (flow_loops_find): Create root of the loop tree unconditionally.
4453 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
4455 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
4457 2007-07-24 Jan Hubicka <jh@suse.cz>
4459 * caller-save.c: Include ggc.h, gt-caller-save.h
4460 (reg_save_code, reg_restore_code): Rename to ...
4461 (cached_reg_save_code, cached_reg_restore_code): ... those.
4462 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
4463 (reg_save_code, reg_restore_code): New functions.
4464 (init_caller_save): Do not intialize
4465 reg_save_code/reg_restore_code tables.
4466 * Makefile.in: (gt-caller-save.h): New.
4468 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
4470 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
4471 with the mode of the original operand instead of
4474 2007-07-23 Jan Hubicka <jH@suse.cz>
4476 * i386.c (ix86_secondary_memory_needed): Break out to...
4477 (inline_secondary_memory_needed): ... here.
4478 (ix86_memory_move_cost): Break out to ...
4479 (inline_memory_move_cost): ... here; add support for IN value of 2 for
4480 maximum of input and output; fix handling of Q_REGS on 64bit.
4481 (ix86_secondary_memory_needed): Microoptimize.
4483 2007-07-23 Sebastian Pop <sebpop@gmail.com>
4485 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
4486 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
4487 stmts_from_loop, known_dependences_p, build_rdg): New.
4488 * tree-data-ref.h: Depends on graphds.h.
4489 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
4490 (build_rdg): Declared.
4491 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
4493 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
4495 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
4498 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
4499 Jakub Jelinek <jakub@redhat.com>
4501 PR middle-end/PR28690
4502 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
4504 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
4505 and MEM_POINTER operands over REG and MEM operands.
4506 (swap_commutative_operands_p): Change return value to bool.
4507 * rtl.h: Update the corresponding prototype.
4508 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
4509 instead of gen_rtx_PLUS.
4510 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
4511 value to bool. Change function arguments to rtx's and update code
4513 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
4514 calls to match the new declaration.
4515 * simplify-rtx.c (simplify_associative_operation): Don't
4516 reorder simplify_binary_operation arguments.
4518 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4520 * config/mips/mips.c (override_options): Use mips_costs to derive
4521 the default branch cost.
4522 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
4524 * config/mips/mips.opt (mbranch-cost=): New option.
4525 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
4527 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4529 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
4530 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
4531 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
4532 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
4534 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4536 * config/mips/constraints.md (ks): New constraint.
4537 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
4538 (*add<mode>3_mips16): ...here.
4540 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
4542 * optabs.h (enum optab_index): Add new OTI_signbit.
4543 (signbit_optab): Define corresponding macro.
4544 (enum insn_code signbit_optab[]): Remove array.
4545 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
4546 (expand_copysign_absneg): If back end provides signbit insn, use it
4547 instead of bit operations on floating point argument.
4548 * builtins.c (enum insn_code signbit_optab[]): Remove array.
4549 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
4550 for availability of signbit insn.
4552 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
4553 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
4554 SSE mode is not active.
4555 (isinf<mode>2): Disable for mfpmath=sse,387.
4557 2007-07-22 Ben Elliston <bje@au.ibm.com>
4559 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
4561 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
4563 2007-07-20 Richard Guenther <rguenther@suse.de>
4565 * tree-cfg.c (verify_expr): COND_EXPRs can have any
4566 integral typed condition.
4567 * tree-ssa.c (useless_type_conversion_p): Do not preserve
4568 booleanness. Only preserve conversions from a non-base
4569 type to a base type, not in general between types with
4570 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
4571 * tree.def (COND_EXPR): Document that the condition
4572 can be of any integral type.
4574 2007-07-20 Nigel Stephens <nigel@mips.com>
4575 Richard Sandiford <richard@codesourcery.com>
4577 * config/mips/mips.h (mips_dwarf_regno): Declare.
4578 (DBX_REGISTER_NUMBER): Remove redundant brackets.
4579 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
4580 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
4581 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
4582 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4583 (REG_CLASS_NAMES): Update accordingly.
4584 * config/mips/mips.c (mips_dwarf_regno): New array.
4585 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4586 (mips_subword): Remove special handling for accumulator registers.
4587 (override_options): Initiailize mips_dwarf_regno. Remove use
4589 (mips_swap_registers): New function.
4590 (mips_conditional_register_usage): Swap accumulator registers
4591 around if TARGET_LITTLE_ENDIAN.
4592 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
4593 * config/mips/constraints.md (h, l): Use the endianness to choose
4594 between MD0_REG and MD1_REG.
4595 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
4596 alternative-dependent template.
4598 2007-07-20 Richard Sandiford <richard@codesourcery.com>
4600 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
4603 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4605 * function.c (thread_prologue_and_epilogue_insns): Fix exit
4606 predecessor fallthru flags.
4608 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4610 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
4611 of compare to the same type.
4612 * cfgloopmanip.c (add_loop): Update information about loop exits.
4613 (loop_version): Remove the innermost loop requirement.
4614 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
4615 to sizetype for pointers.
4617 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
4619 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
4620 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
4621 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
4623 * config/dfp-bit.c: Empty for TFmode conversions.
4625 2007-07-18 Caroline Tice <ctice@apple.com>
4627 * var-tracking.c (find_src_status): Check for COND_EXEC insns
4628 and handle them correctly; check that src is not NULL before
4630 (find_src_set_src): Likewise.
4632 2007-07-18 Bob Wilson <bob.wilson@acm.org>
4634 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
4635 (struct alignment_context, init_alignment_context): New.
4636 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
4637 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
4638 (XCHAL_HAVE_S32C1I): Likewise.
4639 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
4640 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
4641 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
4642 (ATOMIC, HQI): New macros.
4643 (memory_barrier, *memory_barrier): New.
4644 (sync_lock_releasesi): New.
4645 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
4646 (sync_lock_test_and_set<mode>): New.
4647 (sync_<atomic><mode>): New.
4648 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
4649 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
4650 (xtensa_expand_atomic): New.
4652 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4656 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
4657 transformation for builtin ISNORMAL.
4658 (expand_builtin): Handle BUILT_IN_ISNORMAL.
4659 * builtins.def (BUILT_IN_ISNORMAL): New.
4660 * doc/extend.texi: Document isnormal.
4662 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4666 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
4667 optabs infrastructure. Provide generic implementation for
4669 (expand_builtin): Handle FINITE/ISFINITE.
4670 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
4671 (fold_builtin_1): Likewise.
4673 * builtins.def (BUILT_IN_ISFINITE): New.
4675 * doc/extend.texi: Document isfinite.
4677 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4682 * builtins.c (expand_builtin_interclass_mathfn): Provide a
4683 generic fallback for isinf.
4684 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
4685 calculation code ...
4686 * real.c (get_max_float): ... to here.
4687 * real.h (get_max_float): New.
4689 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4693 * builtin-attrs.def (ATTR_TYPEGENERIC,
4694 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
4696 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
4697 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
4698 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
4699 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
4701 * c-common.c (handle_type_generic_attribute): New.
4702 (c_common_attribute_table): Add "type generic".
4704 * c-typeck.c (convert_arguments): Handle "type generic" functions.
4706 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
4708 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
4709 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
4712 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4715 * config/cris/cris.c (cris_print_index): Don't use XEXP before
4716 checking that the operand is an expression.
4718 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
4719 Danny Smith <dannysmith@users.sourceforge.net>
4722 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
4723 file mapping object in local namespace if Windows version later
4726 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4728 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
4729 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
4730 arm_cannot_force_const_mem.
4731 (arm_cannot_force_const_mem): New function.
4732 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
4733 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
4734 of arm_tls_referenced_p.
4735 * config/arm/arm.md (movsi): Split out-of-section constants when
4736 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
4737 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4739 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4741 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
4743 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4745 * config/mips/mips.md (*extendqihi2): Convert the destination
4748 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4750 * config/pa/fptr.c: Update license header.
4751 * config/pa/milli64.S: Likewise.
4753 2007-07-17 Nick Clifton <nickc@redhat.com>
4755 * COPYING_v3: New file. Contains version 3 of the GNU General
4757 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
4758 Lesser General Public License.
4759 * doc/include/gpl_v3.texi: New file. Contains version 3 of
4760 the GNU General Public License.
4762 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
4764 PR rtl-optimization/32773
4765 * cfglayout.c (force_one_exit_fallthru): New function.
4766 (cfg_layout_finalize): Use it.
4768 2007-07-16 Richard Guenther <rguenther@suse.de>
4769 Uros Bizjak <ubizjak@gmail.com>
4771 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
4772 before forcing it to gimple operand.
4774 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4775 David Ung <davidu@mips.com>
4777 * config/mips/mips.h (TUNE_24K): Define.
4778 (TUNE_MACC_CHAINS): Add TUNE_24K.
4779 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
4781 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
4782 (r74k_int_madd): .. this new reservation.
4783 (define_bypass): Fixed bypasses for r74k_int_madd to use
4785 * config/mips/24k.md (define_bypass): Define new
4786 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
4788 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4789 Nigel Stephens <nigel@mips.com>
4791 * config/mips/mips.md: Include 20kc.md.
4792 * config/mips/20kc.md: New file.
4793 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
4794 (mips_adjust_cost): Tweak for 20Kc.
4795 (mips_issue_rate): Likewise.
4796 * config/mips/mips.h (TUNE_20KC): Define.
4798 2007-07-16 David Edelsohn <edelsohn@gnu.og>
4800 * config/rs6000/rs6000.c (struct processor_cost): Add
4801 cache_line_size, l1_cache_lines, and simultaneous_prefetches
4803 (*_cost): Add cache information.
4804 (rs6000_override_options): Set cache parameters.
4806 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4809 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
4810 * doc/install.texi (mips-sgi-irix6): pthread support works now.
4812 2007-07-16 Paul Brook <paul@codesourcery.com>
4815 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
4816 (cirrus_thumb2_movsi_insn): Ditto.
4818 2007-07-15 Geoffrey Keating <geoffk@apple.com>
4820 * config/rs6000/darwin-fallback.c (interpret_libc): Change
4823 2007-07-15 Andrew Haley <aph@redhat.com>
4825 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
4826 before looking in the context.
4828 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4832 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
4833 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
4834 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
4835 (pa_output_function_prologue): Use rp_saved and
4836 current_function_is_leaf to generate .CALLINFO statement.
4837 (hppa_expand_prologue): Set rp_saved.
4838 (hppa_expand_epilogue): Use rp_saved.
4839 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
4840 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
4842 2007-07-14 Dirk Mueller <dmueller@suse.de>
4844 * omega.c (coalesce): Fix memory leak on early exit.
4845 * matrix-reorg.c (check_allocation_function): Likewise.
4846 * tree-vect-transform.c (vect_get_new_vect_var): free result
4848 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4849 pass pointer to edge vector
4850 (partition_hot_cold_basic_blocks): Fix memory leak.
4851 * collect2.c (prefix_from_string): Free temporary storage.
4852 * reload1.c (fixup_abnormal_edges): Free sbitmap.
4854 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
4856 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
4857 (DO_GLOBAL_DTORS_BODY): Likewise.
4859 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
4860 Nigel Stephens <nigel@mips.com>
4862 * config/mips/mips.c (mips_classify_symbol): Don't return
4863 SYMBOL_SMALL_DATA for constant pool addresses if
4864 TARGET_EMBEDDED_DATA is true.
4866 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
4868 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
4869 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
4870 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
4871 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
4872 __builtin_ia32_storehps, __builtin_ia32_storelps,
4873 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
4874 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
4875 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
4876 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
4877 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
4878 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
4879 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
4880 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
4881 using def_builtin_const.
4883 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
4885 PR tree-optimization/32705
4886 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
4887 (simplify_binary_expression): Use SSA_VAL consistently.
4889 2007-07-13 David Edelsohn <edelsohn@gnu.org>
4891 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
4892 (SPEFSCR_REGNO): Delete definition.
4893 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
4894 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4895 * config/rs6000/rs6000.h: Do not define *_REGNO.
4896 LINK_REGISTER_REGNUM -> LR_REGNO.
4897 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4898 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
4899 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4900 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
4901 R_VRSAVE, R_VSCR. Use them.
4902 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
4903 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
4904 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
4905 * config/rs6000/aix.h: Define R_LR. Use it.
4907 2007-07-13 Caroline Tice <ctice@apple.com>
4909 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
4910 flag_var_tracking is explicitly turned off (i.e. when variable
4911 tracking is not feasible); otherwise, turn flag_var_tracking on when
4912 flag_var_tracking_uninit is on.
4913 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
4914 note definitions, to allow recording of initialization status in the
4916 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
4917 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
4918 determine if two note locations are equal.
4919 (output_loc_list): Don't output list entries whose start & end labels
4921 (reg_loc_descriptor): Add parameter for initialization status; pass it
4922 to other loc descriptor functions.
4923 (one_reg_loc_descriptor): Add parameter for initialization status;
4924 check its value and add DW_OP_GNU_uninit to returned loc descr if
4926 (multiple_reg_loc_descriptor): Add parameter for initialization
4928 pass init status argument to other loc descriptor functions; check
4929 value of intialization parameter and add DW_OP_GNU_uninit to returned
4930 loc descr if appropriate.
4931 (based_loc_descr): Add parameter for initialization status; add new
4932 variable for return value; check value of initialization parameter and
4933 add DW_OP_GNU_uninit to returned loc descr if appropriate.
4934 (concatn_mem_loc_descriptor): Add parameter for initialization status;
4935 pass init status argument to other loc descriptor functions; check
4936 value of intialization parameter and add DW_OP_GNU_uninit to returned
4937 loc descr if appropriate.
4938 (mem_loc_descriptor): Likewise.
4939 (concat_loc_descriptor): Likewise.
4940 (concatn_loc_descriptor): Likewise.
4941 (loc_descriptor): Add parameter for initialization status; pass it as
4942 argument to other loc descriptor function calls.
4943 (loc_descriptor_from_tree_1): Add appropriate initialization status
4944 to loc descriptor function calls.
4945 (add_location_or_const_value_attribute): Get initialization status
4946 from VAR_LOCATION note; add initialization status to loc descriptor
4948 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
4949 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
4950 status is uninitialized, add "[uninint]" to output.
4951 * common.opt (fvar-tracking-uninit): New option, similar to
4952 fvar-tracking, to turn on tracking of uninitialized variables; creates
4953 a new global flag, flag_var_tracking_uninit.
4954 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
4955 (enum var_init_status): New type, for var initialization status field.
4956 * var-tracking.c (struct location_chain_def): Two new fields, init,
4957 for initialization status, and set_src for the assignment value expr.
4958 (unshare_variable): New parameter for initialization status;
4959 initialize new init and set_src fields.
4960 (var_reg_set): New parameters for initialization status and value;
4961 pass them to set_variable_part.
4962 (var_mem_set): Likewise.
4963 (get_init_value): New function.
4964 (var_reg_delete_and_set): New initialization status & value
4965 parameters; add call to get_init_value if status is unknown; pass new
4966 parameters to clobber_variable_part and var_reg_set.
4967 (var_mem_delete_and_set): Likewise.
4968 (var_reg_delete): Pass null set_src value to clobber_variable_part.
4969 (var_mem_delete): Likewise.
4970 (variable_union): Pass status to unshare_variable; initialize new init
4971 and set_src fields. If flag_var_tracking_uninit is not set, force
4972 status to initialized.
4973 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
4974 used later to get the set_src value.
4975 (find_src_status): New function.
4976 (find_src_set_src): New function.
4977 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
4978 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
4979 MO_SET, get set_src value and pass it to var_reg_delete_and_set
4980 and var_mem_delete_and_set.
4981 (dump_variable): Print out "[uninit]" if appropriate.
4982 (set_variable_part): Add new initialization and set_src parameters;
4983 pass status to unshare_variable; set node->init and node- >set_src
4984 fields and modify slot in hash table appropriately; save the init and
4985 set_src values if appropriate and assign to the new node.
4986 (clobber_variable_part): New set_src parameter; if two nodes have
4987 same variable and same location but different set_src (assignment)
4988 values, clobber old node.
4989 (delete_variable_part): Pass init status to unshare_variable.
4990 (emit_note_insn_var_location): Add initialized var; assign var's init
4991 status to new 'initialized'; pass new init status field to calls to
4992 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
4993 status to initialized.
4994 (emit_notes_in_bb): Pass initialization status to calls to
4995 var_reg_set, var_mem_set, var_reg_delete_and_set and
4996 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
4997 var_reg_delete_and_set and var_mem_delete_and_set; call
4998 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
4999 make up for change in add_stores.
5000 (vt_add_function_parameters): Add status to calls to
5002 * config/darwin.c (darwin_override_options): Turn on uninitialized
5003 tracking automatically, if var_tracking is on and the system is
5006 2007-07-13 Sa Liu <saliu@de.ibm.com>
5008 * config.gcc: Add options for arch and tune on SPU.
5009 * config/spu/predicates.md: Add constant operands 0 and 1.
5010 * config/spu/spu-builtins.def: Add builtins for double precision
5011 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
5012 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
5014 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
5016 * config/spu/spu-protos.h: Add new function prototypes.
5017 * config/spu/spu.c (spu_override_options): Check options -march and
5019 (spu_comp_icode): Add comparison code for DFmode and vector mode.
5020 (spu_emit_branch_or_set): Use the new code for DFmode and vector
5022 (spu_const_from_int): New. Create a vector constant from 4 ints.
5023 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
5024 (spu_emit_vector_compare): New. Emit vector compare.
5025 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
5026 * config/spu/spu.h: Add options -march and -mtune. Define processor
5027 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
5028 CANONICALIZE_COMPARISON.
5029 * config/spu/spu.md: Add new insns for double precision compare
5030 and double precision vector compare. Add vcond and smax/smin patterns
5031 to enable DFmode vector conditional expression.
5032 * config/spu/spu.opt: Add options -march and -mtune.
5033 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
5034 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
5035 both CELL and CELLEDP targets: spu_testsv.
5036 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
5039 2007-07-13 Richard Guenther <rguenther@suse.de>
5041 PR tree-optimization/32721
5042 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
5043 TREE_THIS_VOLATILE on the folded reference.
5044 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
5045 if the array reference has TREE_THIS_VOLATILE set.
5047 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
5050 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
5052 2007-07-13 Andreas Schwab <schwab@suse.de>
5054 * gengtype-lex.l: Allow declarations to be indented.
5056 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5058 * ginclude/tgmath.h: New.
5059 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
5060 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
5061 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
5062 * configure: Regenerate.
5064 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5066 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
5067 correct index when setting register save state for xd
5070 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5072 * config/sh/sh.c (mark_use): Remove.
5074 2007-07-12 Paul Brook <paul@codesourcery.com>
5076 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
5077 reg does not overlap return value.
5079 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
5081 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
5082 (set_expression_vuses): Ditto.
5083 (init_pre): Initialize expression_vuses.
5085 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5087 * config/i386/sse.md (storentdf, storentsf): New.
5089 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5091 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
5093 * tree.c (build_decl_stat): Move code from here...
5094 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
5095 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
5096 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
5097 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
5098 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
5101 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5102 Devang Patel <dpatel@apple.com>
5104 PR tree-optimization/25413
5105 * targhooks.c (default_builtin_vector_alignment_reachable): New.
5106 * targhooks.h (default_builtin_vector_alignment_reachable): New.
5107 * tree.h (contains_packed_reference): New.
5108 * expr.c (contains_packed_reference): New.
5109 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
5110 (vect_enhance_data_refs_alignment): Call
5111 vector_alignment_reachable_p.
5112 * target.h (vector_alignment_reachable): New builtin.
5113 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
5114 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
5115 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
5117 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5119 * target.h (builtin_vectorization_cost): Add new target builtin.
5120 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
5121 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
5122 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
5123 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
5124 uninitialized variables.
5125 * tree-vect-transform.c (cost_for_stmt): New function.
5126 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
5127 using cost 1 for all scalar stmts. Be less conservative when
5128 estimating the number of prologue/epulogue iterations. Call
5129 targetm.vectorize.builtin_vectorization_cost. Return
5130 min_profitable_iters-1.
5131 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
5132 initialization cost instead of TARG_VEC_STMT_COST. Use
5133 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
5134 epilogue code. Fix epilogue cost computation.
5135 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
5136 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
5137 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
5138 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
5139 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
5140 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
5142 2007-07-12 Richard Guenther <rguenther@suse.de>
5144 * gimplify.c (gimplify_conversion): Make sure that the result
5145 from maybe_fold_offset_to_reference is trivially convertible
5146 to the desired type before doing the simplification.
5147 (gimplify_expr): Likewise.
5148 * fold-const.c (fold_binary): Use the correct types for
5149 building the simplified expression.
5151 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5153 PR rtl-optimization/32729
5154 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
5155 that fallthru to exit.
5157 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
5159 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
5160 (symDTPOFF2reg): Likewise.
5162 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
5164 PR tree-optimization/32663
5166 * tree.h (VALUE_HANDLE_VUSES): Remove.
5167 (struct tree_value_handle): Remove vuses.
5169 * tree-vn.c (create_value_handle_for_expr): Don't set
5172 * tree-ssa-pre.c (expression_vuses): New.
5173 (alloc_expression_id): Set up expression_vuses.
5174 (get_expression_vuses): New.
5175 (set_expression_vuses): Ditto.
5176 (clear_expression_ids): Modify for expression_vuses.
5177 (phi_translate_1): Ditto.
5178 (phi_translate_set): Ditto.
5179 (value_dies_in_block_x): Ditto
5180 (valid_in_sets): Ditto.
5181 (add_to_sets): Ditto.
5182 (find_existing_value_expr): Ditto.
5183 (create_value_handle_for_expr): Ditto.
5184 (make_values_for_stmt): Ditto.
5185 (vuse_equiv): Remove.
5187 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
5189 * Makefile.in (mostlyclean): Remove object files.
5191 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5193 * toplev.c (no_new_pseudos): Deleted.
5194 * rtl.h (no_new_pseudos): Deleted.
5195 * tree-pass.h (pass_no_new_pseudos): Deleted.
5196 * passes.c (pass_no_new_pseudos): Deleted.
5197 * final.c (rest_of_clean_state): Removed no_new_pseudos.
5198 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
5199 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
5201 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
5202 * rtlhooks.c (gen_lowpart_general): Ditto.
5203 * optabs.c (prepare_operand): Ditto.
5204 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
5206 * modulo-sched.c (rest_of_handle_sms): Ditto.
5207 * see.c (rest_of_handle_see): Ditto.
5208 * ifcvt.c (if_convert): Ditto.
5209 (gate_handle_if_after_combine): Replaced no_new_pseudos with
5211 * init-regs.c (gate_initialize_regs): Deleted set of
5213 * lower-subreg.c (decompose_multiword_subregs): Ditto.
5214 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
5215 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
5217 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5220 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
5221 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
5222 (*vec_extractv2di_1_rex64): New insn pattern.
5224 2007-07-11 David Daney <ddaney@avtrex.com>
5226 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
5227 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
5228 for SIGNAL_UNWIND_RETURN_COLUMN.
5229 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
5230 (DWARF_FRAME_REGNUM): Rewrite.
5231 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
5233 2007-07-11 Nick Clifton <nickc@redhat.com>
5235 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
5236 delta and use gen_int_mode in place of GET_INT instead.
5238 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5240 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
5243 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
5245 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
5246 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
5248 * params.h (VERIFY_CANONICAL_TYPES): Remove.
5249 (USE_CANONICAL_TYPES): New.
5250 * doc/invoke.texi (verify-canonical-types): Remove.
5251 (use-canonical-types): Add.
5253 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
5255 * config/spu/spu.c (spu_optimization_options): Remove setting of
5256 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
5257 (spu_override_options): Move it here.
5259 2007-07-11 Richard Sandiford <richard@codesourcery.com>
5261 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
5262 * config/mips/mips.c (mips_cpu_info_table): Mention
5263 MIPS_ISA_LEVEL_SPEC in the comment.
5265 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5267 PR tree-optimization/32713
5268 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
5270 2007-07-11 Paolo Carlini <pcarlini@suse.de>
5273 * c-opts.c (c_common_post_options): Do not change flag_complex_method
5274 conditional to flag_isoc99.
5275 (c_common_init_options): Do it here, unconditionally.
5277 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5279 PR tree-optimization/32589
5280 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
5281 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
5282 * tree-ssa-propagate.c (valid_gimple_expression_p): New
5283 predicate, extracted from...
5284 (set_rhs): ...here. Call it for the expression on entry.
5285 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
5286 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
5287 (simplify_binary_expression): Use valid_gimple_expression_p
5288 to validate the simplification.
5289 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
5291 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
5293 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
5294 DWARF2_DEBUG on 32 bit target too.
5295 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
5297 2007-07-11 Nick Clifton <nickc@redhat.com>
5299 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
5300 version for 64-bit hosts.
5302 2007-07-10 David Daney <ddaney@avtrex.com>
5304 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
5306 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
5308 * config/mips/mips.c (mips_expand_synci_loop): New function.
5309 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
5310 (UNSPEC_RDHWR): Same.
5311 (UNSPEC_SYNCI): Same.
5312 (UNSPEC_SYNC): Same.
5313 (clear_cache): New expand.
5317 (clear_hazard): Same.
5318 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
5320 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
5321 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
5323 2007-07-10 Ian Lance Taylor <iant@google.com>
5325 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
5328 2007-07-10 David Daney <ddaney@avtrex.com>
5330 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
5331 * builtins.c (expand_builtin___clear_cache): New function.
5332 (expand_builtin): Call expand_builtin___clear_cache for
5333 BUILT_IN_CLEAR_CACHE case.
5334 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
5335 * doc/md.texi (clear_cache): Document new instruction pattern.
5336 * testsuite/gcc.dg/builtins-64.c: New test.
5338 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
5340 * config/cris/cris.md ("movsi"): Fix typo in last change.
5342 2007-07-09 Geoffrey Keating <geoffk@apple.com>
5345 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
5347 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
5348 * varasm.c (assemble_start_function): Honor DECL_ALIGN
5349 for FUNCTION_DECLs. Don't use align_functions_log if
5351 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
5352 even for FUNCTION_DECLs.
5353 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
5355 * tree.h (DECL_ALIGN): Update for new location of 'align'.
5356 (DECL_FUNCTION_CODE): Update for new location and name of
5358 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
5359 (struct tree_decl_common): Move 'align' and 'off_align' out
5360 of union, ensure they're still on a 32-bit boundary. Remove
5361 other fields in union 'u1'.
5362 (struct tree_function_decl): Add field 'function_code' replacing
5363 'u1.f' in tree_decl_common.
5364 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
5365 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
5366 (Variable Attributes): Cross-reference 'aligned' attribute
5367 to Function Attributes.
5368 * flags.h (force_align_functions_log): Delete.
5369 * toplev.c (force_align_functions_log): Delete.
5371 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
5374 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
5375 (*vec_concatv2di_rex): New insn pattern.
5377 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5380 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
5382 2007-07-10 Ian Lance Taylor <iant@google.com>
5384 Replace no_new_pseudos in backends.
5385 * rtl.h (can_create_pseudo_p): Define.
5386 * config/darwin.c (machopic_indirect_data_reference): Use
5387 can_create_pseudo_p () instead of no_new_pseudos.
5388 (machopic_indirect_data_reference): Likewise.
5389 (machopic_legitimize_pic_address): Likewise.
5390 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
5391 (alpha_emit_set_const_1): Likewise.
5392 (alpha_emit_set_const): Likewise.
5393 (alpha_emit_conditional_move): Likewise.
5394 (alpha_split_conditional_move): Likewise.
5395 * config/alpha/alpha.md (various splitters): Likewise.
5397 * config/arm/arm.c (legitimize_pic_address): Likewise.
5398 (arm_load_pic_register): Likewise.
5399 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
5400 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
5401 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
5402 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
5403 * config/cris/cris.md (movsi): Likewise.
5404 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
5405 (symGOTOFF2reg_hilo): Likewise.
5406 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
5407 * config/h8300/h8300.md (insv, extzv): Likewise.
5408 * config/i386/i386.c (ix86_expand_move): Likewise.
5409 (ix86_expand_vector_move): Likewise.
5410 (ix86_prepare_fp_compare_args): Likewise.
5411 (ix86_expand_carry_flag_compare): Likewise.
5412 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
5413 (tls_dynamic_gnu2_combine_32): Likewise.
5414 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
5415 * config/ia64/ia64.c (ia64_expand_move): Likewise.
5416 (ia64_expand_movxf_movrf): Likewise.
5417 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
5418 (m32c_split_move): Likewise.
5419 (m32c_expand_insv): Likewise.
5420 * config/m68k/m68k.md (movsi): Likewise.
5421 * config/mips/mips.c (mips_force_temporary): Likewise.
5422 (mips_split_symbol): Likewise.
5423 (mips_move_integer): Likewise.
5424 (mips_legitimize_const_move): Likewise.
5425 * config/mn10300/mn10300.md (movsi): Likewise.
5426 * config/pa/pa.c (emit_move_sequence): Likewise.
5427 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5428 (rs6000_got_register): Likewise.
5429 (create_TOC_reference): Likewise.
5430 (rs6000_machopic_legitimize_pic_address): Likewise.
5431 * config/rs6000/rs6000.md (add<mode>3): Likewise.
5432 (various splitters): Likewise.
5433 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
5434 (movsi_got): Likewise.
5435 * config/s390/s390.c (emit_symbolic_move): Likewise.
5436 * config/s390/s390.md (movhi, movqi): Likewise.
5437 (load_multiple, store_multiple): Likewise.
5438 * config/score/score.c (score_force_temporary): Likewise.
5439 * config/sh/sh.c (prepare_move_operands): Likewise.
5440 (prepare_cbranch_operands): Likewise.
5441 (emit_fpu_switch): Likewise.
5442 (fpscr_set_from_mem): Likewise.
5443 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
5444 (adddi3, subsi3): Likewise.
5445 (various splitters): Likewise.
5446 (divsi_inv_fp_combine): Likewise.
5447 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
5448 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
5450 * config/sh/predicates.md (xor_operand): Likewise.
5451 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
5452 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
5453 (movdi_pic_label_ref): Likewise.
5454 * config/spu/spu.c (spu_split_immediate): Likewise.
5455 * config/alpha/alpha.md (various splitters): Remove test
5456 !no_new_pseudos || reload_completed.
5457 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
5459 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5460 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5461 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5462 * config/score/score.c (th_output_mi_thunk): Likewise.
5463 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5464 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5466 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
5468 PR rtl-optimization/32664
5469 * mode-switching.c (create_pre_exit): Skip barrier insns.
5471 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
5473 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
5474 force_gimple_operand_bsi.
5475 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
5476 rewrite_use_compare): Ditto.
5477 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
5479 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
5480 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
5481 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
5482 * tree-profile.c (prepare_instrumented_value,
5483 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5484 tree_gen_one_value_profiler, tree_gen_ic_profiler,
5485 tree_gen_ic_func_profiler, tree_gen_average_profiler,
5486 tree_gen_ior_profiler): Ditto.
5487 * tree-ssa-reassoc.c (negate_value): Ditto.
5488 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
5489 Use force_gimple_operand_bsi.
5490 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5491 * tree-if-conv.c (add_to_dst_predicate_list,
5492 find_phi_replacement_condition): Ditto.
5493 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
5494 Call mark_symbols_for_renaming for new statements.
5495 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
5497 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
5499 * cfghooks.c (remove_edge): New function.
5500 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
5502 * cfghooks.h (remove_edge): Declare.
5503 * cfg.c (remove_edge): Renamed to remove_edge_raw.
5504 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
5506 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
5508 * optabs.h: Added declaration for signbit_optab.
5509 * optabs.c: (init_optabs): Added initialization for signbit_optab.
5510 * genoptinit.c (optabs): Added entry for signbit insns.
5511 * builtins.c (expand_builtin_signbit): Added code to use a signbit
5513 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
5514 * config/s390/s390.md (signbit<mode>2): New expander.
5516 2007-07-09 Richard Guenther <rguenther@suse.de>
5519 * fold-const.c (fold_plusminus_mult_expr): Move constant
5520 arguments second to allow decomposing.
5522 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
5525 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5527 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5528 Disregard DECL_FROM_INLINE.
5530 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
5533 * doc/invoke.texi: Add ftree-reassoc flag.
5534 * common.opt (ftree-reassoc): New flag.
5535 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
5536 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
5538 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
5540 PR tree-optimization/32681
5541 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
5542 saved in second_edge->aux when first_bb is a loop header.
5544 2007-07-09 Jan HUbicka <jh@suse.cz>
5546 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
5548 2007-07-09 Richard Guenther <rguenther@suse.de>
5550 * c-decl.c (start_function): Do not promote return type.
5552 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
5554 * function.c (do_warn_unused_parameter): Do not warn if
5555 TREE_NO_WARNING is set.
5557 2007-07-08 Andreas Schwab <schwab@suse.de>
5559 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
5561 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
5564 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5566 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5567 apply to assembly language, too.
5568 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5570 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
5572 Revert (note the sccvn portions are *not* reverted)
5573 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5575 Fix PR tree-optimization/23488
5577 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5579 * tree-flow-inline.h (get_value_handle): Ditto.
5580 * tree-ssa-pre.c (decl_vh_map): New.
5581 (decl_node_pool): New.
5582 (can_value_number_operation): Support DECL_P.
5583 (can_PRE_operation): Ditto.
5584 (create_expression_by_pieces): Ditto.
5585 (find_existing_value_expr): Modify to differnetiate between
5586 addressing and top level.
5587 (create_value_handle_for_expr): Handle DECL's.
5588 (poolify_tree): Ditto.
5589 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5590 (make_values_for_stmt): Handle DECL's properly.
5591 (init_pre): Reorg to not init useless things during FRE.
5593 * tree-flow.h: Include pointer-set.h.
5594 (decl_vh_map): Declare.
5595 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5597 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
5599 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
5600 the constraint description.
5601 * doc/md.texi: Update documentation of AVR constraints.
5603 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
5605 * auto-inc-dec.c, config/arm/arm.c,
5606 config/m32r/constraints.md, config/mips/mips.md,
5607 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
5608 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
5609 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
5610 typos. Follow spelling conventions.
5611 * doc/invoke.texi, doc/rtl.texi: Fix typos.
5613 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
5614 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
5616 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
5617 realloc_vuse): Remove.
5618 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
5621 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5623 Fix PR tree-optimization/23488
5625 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
5626 (try_to_simplify): Ditto.
5628 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5630 * tree-flow-inline.h (get_value_handle): Ditto.
5631 * tree-ssa-pre.c (decl_vh_map): New.
5632 (decl_node_pool): New.
5633 (can_value_number_operation): Support DECL_P.
5634 (can_PRE_operation): Ditto.
5635 (create_expression_by_pieces): Ditto.
5636 (find_existing_value_expr): Modify to differnetiate between
5637 addressing and top level.
5638 (create_value_handle_for_expr): Handle DECL's.
5639 (poolify_tree): Ditto.
5640 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5641 (make_values_for_stmt): Handle DECL's properly.
5642 (init_pre): Reorg to not init useless things during FRE.
5644 * tree-flow.h: Include pointer-set.h.
5645 (decl_vh_map): Declare.
5646 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5648 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5650 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5651 apply to assembly language, too.
5652 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5654 2007-07-06 Ian Lance Taylor <iant@google.com>
5655 Zack Weinberg <zackw@panix.com>
5658 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
5660 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5662 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
5663 (prefetch): Likewise if "pref" would be used.
5665 2007-07-06 Josh Conner <jconner@apple.com>
5669 * calls.c (store_one_arg): Handle arguments which are partially
5670 on the stack when detecting argument overlap.
5672 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
5674 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
5675 chosen during find_reloads.
5677 2007-07-06 Richard Guenther <rguenther@suse.de>
5679 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
5680 TYPE_ARG_TYPES for verification of argument types. Use
5681 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
5682 parameters as variable arguments.
5684 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
5686 * libgcc2.h (word_type): Type definition removed.
5687 (cmp_return_type, shift_count_type): Type definitions added.
5688 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5689 replaced with shift_count_type.
5690 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5692 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
5693 changed from word_type to Wtype.
5694 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5695 replaced with shift_count_type.
5696 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5698 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
5699 and libgcc_shift_count attribute added.
5700 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
5701 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
5702 (TARGET_INITIALIZER): New target hooks added.
5703 * targhooks.c (default_libgcc_cmp_return_mode,
5704 default_libgcc_shift_count_mode): Default implementations for the new
5706 * targhooks.h (default_libgcc_cmp_return_mode,
5707 default_libgcc_shift_count_mode): Function prototypes added.
5708 * target.h (struct gcc_target): Fields for the new target hooks added.
5709 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
5711 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
5714 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
5715 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
5717 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
5718 s390_libgcc_shift_count_mode): Functions added.
5719 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
5720 Target hooks defined.
5722 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5724 * config/mips/mips.c (compute_frame_size): Restore the original
5725 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
5726 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
5727 Document why the difference is needed.
5729 2007-07-06 Richard Guenther <rguenther@suse.de>
5731 * c-common.c (boolean_increment): Use correctly typed
5734 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5736 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
5737 the topmost argument register is not also included in the save mask.
5738 (mips16e_collect_argument_save_p): Take a pointer to the argument
5739 register, rather than a pointer to the number of arguments.
5740 (mips16e_collect_argument_saves): Only include argument saves
5741 that aren't in the register mask.
5743 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
5745 PR rtl-optimization/32450
5746 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
5747 to ensure that instructions are not moved into the prologue when
5748 profiling is on. Remove unused prologue_end variable.
5749 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
5750 as a scheduling barrier.
5752 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5755 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5756 Disregard DECL_FROM_INLINE.
5758 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
5760 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
5761 IORing with a constant.
5763 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
5765 PR rtl-optimization/32475
5766 * df-scan.c (df_def_record_1): Add a use of the stack pointer
5767 for every definition of the stack pointer.
5769 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
5771 * arm.c (vfp3_const_double_index): Copy signed results of
5772 REAL_VALUE_TO_INT into unsigned vars.
5774 2007-07-05 Richard Guenther <rguenther@suse.de>
5777 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
5779 * tree-ssa.c (useless_type_conversion_p): Check canonical
5782 2007-07-05 Anatoly Sokolov <aesok@post.ru>
5784 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
5785 zero_extendhisi2): Change to define_insn_and_split.
5786 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
5788 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
5790 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
5791 pass_match_asm_constraints): New.
5792 * passes.c (init_optimization_passes): Add new pass.
5793 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
5794 * function.h (struct function): Add has_asm_statement bit.
5795 (current_function_has_asm_statement): New.
5796 * tree-pass.h (pass_match_asm_constraints): New.
5798 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
5800 * config/mips/mips.c (mips_file_start): Avoid declaration
5803 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5805 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
5807 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
5809 * rtl.def (NOTE): Change print format string to print
5810 operand 5 as a note insn name.
5812 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5813 David Ung <davidu@mips.com>
5815 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
5816 * doc/invoke.texi: (MIPS Options): Document them.
5818 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5819 David Ung <davidu@mips.com>
5821 Add support for SmartMIPS ASE.
5823 * optabs.c (expand_binop_directly): New, broken out from...
5824 (expand_binop): Here. Make it try rotating in the other
5825 direction even when the second operand isn't constant.
5826 * config/mips/mips.md (*lwxs): New.
5827 * config/mips/mips.opt (msmartmips): New.
5828 * config/mips/mips.c (mips_lwxs_address_p): New.
5829 (mips_rtx_costs): Make it recognize scaled indexed addressing.
5830 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5831 __mips_smartmips when compiling for TARGET_SMARTMIPS.
5832 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
5833 (ISA_HAS_LWXS): New.
5834 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
5835 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
5836 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
5837 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
5838 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
5839 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
5840 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
5842 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5844 * tree-vectorizer.c (new_loop_vec_info): Initialize
5845 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5846 * tree-vectorizer.h (_loop_vec_info): Added new filed
5847 min_profitable_iters.
5848 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
5849 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
5850 * tree-vect-analyze.c (vect_analyze_operations): Set
5851 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5852 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
5853 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
5854 Fix calculation of peel_iters_prologue. Move consideration of epilogue
5855 and prologue cost to after they are computed.
5856 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
5858 (vect_model_simple_cost): Takes additional argument dt. Consider cost
5859 of creating vectors from scalars according to dt.
5860 (vect_model_store_cost): Likewise.
5861 (vectorizable_call): Use dt array instead of scalar dt. Call
5862 vect_model_simple_cost with additional argument dt.
5863 (vectorizable_assignment): Likewise.
5864 (vectorizable_operation): Likewise.
5865 (vectorizable_type_demotion): Likewise.
5866 (vectorizable_type_promotion): Likewise.
5867 (vectorizable_store): Use dt array instead of scalar dt. Call
5868 vect_model_store_cost with additional argument dt.
5869 (vect_do_peeling_for_loop_bound): Don't call
5870 vect_estimate_min_profitable_iters. Instead, lookup
5871 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
5872 "may not be profitable".
5874 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5877 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
5878 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
5879 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
5880 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
5882 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
5884 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
5885 addressing modes cheaper.
5887 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
5889 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
5890 (dw_ranges_struct): Rename block_num to num. Adjust.
5891 (dw_ranges_by_label_struct): New.
5892 (ranges_by_label, ranges_by_label_allocated,
5893 ranges_by_label_in_use): New variables.
5894 (add_ranges_num): Factored most of the code out of...
5895 (add_ranges): ... this one. Rewrite in terms of the former.
5896 (add_ranges_by_labels): New.
5897 (output_ranges): Output by-label ranges.
5898 (dwarf2out_finish): Output range for multiple-section
5899 compile_unit. Output standard DW_AT_low_pc in addition to
5900 unexpected DW_AT_entry_pc.
5902 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
5904 PR tree-optimization/32604
5905 PR tree-optimization/32606
5907 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
5908 (compute_antic_safe): Removed.
5909 (ANTIC_SAFE_LOADS): Ditto.
5910 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
5911 (execute_pre): Don't call compute_antic_safe.
5912 (vuse_equiv): New function.
5913 (make_values_for_stmt): Use it
5914 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
5917 2007-07-04 Anatoly Sokolov <aesok@post.ru>
5920 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
5922 (avr_attribute_table): Make "naked" attribute apply to function types
5923 rather than to decls.
5924 (avr_handle_fntype_attribute): New function.
5926 2007-07-04 Joseph Myers <joseph@codesourcery.com>
5928 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
5931 2007-07-04 David Ung <davidu@mips.com>
5932 Joseph Myers <joseph@codesourcery.com>
5934 * config/mips/mips.md (type): Add logical, signext and move.
5935 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
5936 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
5937 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
5938 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
5939 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
5940 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
5941 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
5942 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
5943 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
5944 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
5945 movv2sf_hardfloat_64bit): Use the new types.
5946 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
5947 *movdf_softfloat, *movdf_mips16): Use "multi".
5948 (extendqihi2): Replace with a define_expand.
5949 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
5950 Based on extend<SHORT:mode><GPR:mode>2 patterns.
5951 * config/mips/74k.md (r74k_int_logical): New reservation and
5953 (r74k_int_arith): Remove "slt".
5954 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
5955 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
5956 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
5957 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
5958 reservations for "arith".
5960 2007-07-04 Richard Guenther <rguenther@suse.de>
5962 * tree-ssa.c (useless_type_conversion_p): Add handling for
5963 scalar float and vector types. Only call the types_compatible_p
5964 langhook for aggregate types as last resort. Follow the
5967 2007-07-04 Richard Guenther <rguenther@suse.de>
5969 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
5970 the same as NOP_EXPR.
5972 2007-07-04 Nick Clifton <nickc@redhat.com>
5974 * target.h (struct gcc_target): Add target_help field.
5975 * target-def.h (TARGET_HELP): New.
5976 (TARGET_INITIALIZER): Use TARGET_HELP.
5977 * opts.c (command_handle_option): Invoke target_help function, if
5978 defined, when the user has specified --target-help on the command
5980 * doc/invoke.texi: Mention that --target-help might print
5981 additional information.
5982 * doc/tm.texi: Document TARGET_HELP hook.
5984 * arm.c (TARGET_HELP): Override default definition.
5985 (arm_target_help): New - display a wrapped list of cores and
5986 architectures supported.
5988 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
5990 * config/v850/v850.c (expand_prologue): Make sure
5991 GEN_INT() argument is sign extended rather than zero extended.
5992 (expand_epilogue): Likewise.
5993 (output_move_double): Delete.
5994 * config/v850/v850-protos.h (output_move_double): Delete.
5995 * config/v850/v850.md (movdi): Delete.
5996 (*movdi_internal): Delete.
5998 (*movdf_internal): Delete.
6000 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6002 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
6003 unless compiling RTP PIC.
6005 2007-07-04 Richard Guenther <rguenther@suse.de>
6007 PR tree-optimization/32482
6008 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
6009 original ssa name if we didn't find a shift expression.
6010 Fix shift constant for bit zero test.
6012 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6014 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
6016 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6018 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
6019 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
6020 * config/arm/vxworks.h (ASM_SPEC): Delete.
6021 (SUBTARGET_EXTRA_ASM_SPEC): Define.
6023 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6025 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
6026 (DDR_REVERSED_P): New.
6027 * tree-data-ref.c (initialize_data_dependence_relation,
6028 build_classic_dist_vector): Set DDR_REVERSED_P.
6030 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6033 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
6034 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6035 init_omega_for_ddr_1): Use non conservative number of iterations
6037 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
6038 (analyze_siv_subscript): Remove FIXME and reinitialization of
6039 last_conflicts to chrec_dont_know.
6040 * testsuite/gfortran.dg/vect/pr32457.f90: New.
6042 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6044 * tree.c (maybe_canonicalize_argtypes): Improve description.
6046 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6048 * tree.c (maybe_canonicalize_argtypes): New.
6049 (build_function_type): Set canonical type.
6050 (build_method_type_directly): Ditto.
6051 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
6054 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6056 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
6058 (rewrite_use_nonlinear_expr): Likewise.
6060 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
6062 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
6064 2007-07-04 Ben Elliston <bje@au.ibm.com>
6066 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
6069 * c-objc-common.c (c_types_compatible_p): Fix indentation.
6071 * doc/tm.texi (Run-time Target): Capitalise "CPU".
6072 (Exception Handling): Likewise.
6074 2007-07-03 Jan Hubicka <jh@suse.cz>
6076 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
6078 2007-07-03 Eric Christopher <echristo@apple.com>
6080 * doc/cppopts.texi: Add conflicting option note to -dM.
6081 * doc/invoke.texi: Add note about possible conflicts with
6082 -E for -dCHARS and note that -dM will not produce
6083 any results if there is no machine dependent reorg.
6085 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6087 * tree.h (DECL_ALIGN): Back out previous change.
6089 2007-07-03 Joseph Myers <joseph@codesourcery.com>
6091 * configure.ac: Test for .dtprelword support on MIPS.
6092 * configure, config.in: Regenerate.
6093 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
6094 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6096 2007-07-03 Julian Brown <julian@codesourcery.com>
6098 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
6099 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
6100 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
6101 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
6103 (all_fpus): Add FPUTYPE_VFP3.
6104 (fp_model_for_fpu): Add VFPv3 field.
6105 (arm_rtx_costs_1): Give cost to VFPv3 constants.
6106 (vfp3_const_double_index): New function. Return integer index of
6107 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
6109 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
6110 and argument represents a valid RTX for a VFPv3 constant.
6111 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
6113 (vfp_emit_fstmd): Similar, for fstmd.
6114 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
6115 constants, represented as integer indices.
6116 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
6117 VFP_REGNO_OK_FOR_DOUBLE macros.
6118 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
6119 (arm_file_start): Set float-abi attribute for VFPv3, and output
6120 correct ".fpu" assembler directive.
6121 (arm_dbx_register_numbering): Add FIXME.
6122 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
6123 (fputype): Add FPUTYPE_VFP3.
6124 (FIXED_REGISTERS): Add 32 registers for D16-D31.
6125 (CALL_USED_REGISTERS): Likewise.
6126 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
6127 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
6128 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
6129 (D7_VFP_REGNUM): New.
6130 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
6131 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
6132 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
6133 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
6134 (REG_ALLOC_ORDER): Adjust for VFPv3.
6135 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
6136 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
6137 VFP_LO_REGS, VFP_HI_REGS.
6138 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
6139 (IS_VFP_CLASS): Define macro.
6140 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
6142 (REGISTER_MOVE_COST): Likewise.
6143 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
6144 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
6145 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
6146 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
6147 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
6148 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
6149 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
6150 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
6151 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
6152 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
6153 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
6154 where appropriate for single-word registers.
6155 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
6156 As above. Fix type attributes.
6157 * config/arm/constraints.md (register_contraint "t"): Define.
6158 (register_constraint "w"): Change to D0-D15, or D0-D31 for
6160 (register_constraint "x"): Define.
6161 (constraint "Dv"): Define.
6163 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6165 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
6167 2007-07-03 Tom Tromey <tromey@redhat.com>
6169 * c-parser.c (objc_pq_context): Removed.
6170 (objc_need_raw_identifier): Likewise.
6171 (c_parser) <objc_pq_context>: New field.
6172 <objc_need_raw_identifier>: Likewise.
6173 (OBJC_NEED_RAW_IDENTIFIER): Removed.
6174 (c_lex_one_token): Update.
6175 (c_parser_objc_protocol_definition): Update.
6176 (c_parser_objc_method_definition): Update.
6177 (c_parser_objc_methodproto): Update.
6178 (c_parser_declspecs): Update.
6180 2007-07-03 David Ung <davidu@mips.com>
6182 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
6184 2007-07-03 David Ung <davidu@mips.com>
6185 Richard Sandiford <richard@codesourcery.com>
6187 * doc/invoke.texi: Document -march=74kf3_2.
6188 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
6189 (TUNE_74K): Check for it.
6190 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
6191 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
6192 * config/mips/mips.md (cpu): Add 74kf3_2.
6193 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
6194 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
6195 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
6196 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
6197 74kf3_2 to the CPU list.
6198 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
6199 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
6200 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
6201 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
6202 (r74kf3_2_fxfer_from_c1): New insn reservations.
6204 2007-07-03 Richard Sandiford <richard@codesourcery.com>
6205 David Ung <davidu@mips.com>
6207 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
6208 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
6209 and 74k[fx]. Document aliases for the new options.
6210 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
6211 (PROCESSOR_24KF2_1): ...this.
6212 (PROCESSOR_24KX): Rename to...
6213 (PROCESSOR_24KF1_1): ...this.
6214 (PROCESSOR_74KF): Rename to...
6215 (PROCESSOR_74KF2_1): ...this.
6216 (PROCESSOR_74KX): Rename to...
6217 (PROCESSOR_74KF1_1): ...this.
6218 (TUNE_74K): Update PROCESSOR_* names.
6219 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
6220 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
6221 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
6222 (mips_rtx_cost_data): Update processor names in comments.
6223 (mips_issue_rate): Update PROCESSOR_* names.
6224 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
6225 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
6226 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
6227 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
6228 Update cpu attribute names.
6229 (r24k_fpu_iss): Rename this reservation to...
6230 (r24kf2_1_fpu_iss): ...this and update all uses.
6231 (r24kx_fpu_iss): Rename this reservation to...
6232 (r24kf1_1_fpu_iss): ...this and update all uses.
6233 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
6234 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
6235 Update cpu attribute names.
6237 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
6239 * config/m32r/constraints.md: New file.
6240 * config/m32r/m32r.c: Include tm-constrs.h.
6241 (small_data_operand): Use satisfies_constraint_* instead of macro.
6242 (addr24_operand, gen_compare): Likewise.
6243 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
6244 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
6245 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6246 EXTRA_CONSTRAINT): Likewise.
6247 * config/m32r/m32r.md: Include constraints.md.
6248 (*movsi_insn): Use satisfies_constraint_* instead of macro.
6249 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
6250 * config/m32r/predicates.md (conditional_move_operand): Likewise.
6251 (two_insn_const_operand, int8_operand, uint16_operand,
6252 reg_or_int16_operand, reg_or_uint16_operand,
6253 reg_or_cmp_int16_operand, cmp_int16_operand,
6254 seth_add3_operand): Likewise.
6256 2007-07-03 Eric Christopher <echristo@gmail.com>
6258 * libgcc2.h: Conditionally declare __bswapsi2 and
6261 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
6263 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
6266 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6269 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
6270 (__gthrw_pragma): Provide default definition.
6272 * gthr-posix.c (__gthrw_pragma): Define.
6274 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
6276 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
6277 before declaring inequality.
6279 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
6281 * combine.c (recog_for_combine): Log the success or failure of
6282 matching new insn patterns against the machine description in
6285 2007-07-03 Revital Eres <eres@il.ibm.com>
6287 * ddg.c (print_sccs): New function.
6288 (check_sccs): New function.
6289 (create_ddg_all_sccs): Use it.
6290 * ddg.h (print_sccs): Declare.
6291 * modulo-sched.c (sms_order_nodes): Call print_sccs.
6293 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
6295 * targhooks.h (default_mode_for_suffix): New function declaration.
6296 * targhooks.c (default_mode_for_suffix): New default target hook.
6297 * target.h (struct c): New structure in the targetm struct.
6298 (mode_for_suffix): New target hook as part of struct c.
6299 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
6300 default_mode_for_suffix.
6301 (TARGET_C): New define.
6302 * c-lex.c: Include "target.h".
6303 (interpret_float): Use targetm.c.mode_for_suffix to determine
6304 the mode for a given non-standard suffix.
6305 Makefile.in (c-lex.o): Depend on $(TARGET_H).
6307 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
6308 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
6310 * doc/extend.texi (Floating Types): New node. Document __float80 and
6311 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
6313 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6316 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
6317 predicate instead of target_operand.
6318 (divsi3_i1_media, divsi3_media_2): Likewise.
6320 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
6322 * tree.h (alias_sets_might_conflict_p): Rename into
6323 alias_sets_must_conflict_p.
6324 * alias.c (alias_sets_might_conflict_p): Likewise.
6325 (alias_sets_conflict_p): Use it.
6326 (objects_must_conflict_p): Likewise.
6327 * c-common.c (strict_aliasing_warning): Adjust.
6329 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6331 * rtlhooks.c (gen_lowpart_if_possible): Check for
6332 invalid subreg before calling gen_lowpart_SUBREG.
6334 2007-07-02 Geoffrey Keating <geoffk@apple.com>
6336 * config/darwin9.h: Add copyright notice.
6337 (LINK_COMMAND_SPEC): Add comment.
6338 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
6339 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
6340 DARWIN_LIBSYSTEM_HAS_UNWIND.
6342 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6345 * omp-low.c (check_combined_parallel): New function.
6346 (lower_omp_parallel): Call it via walk_stmts, set
6347 OMP_PARALLEL_COMBINED if appropriate.
6348 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
6349 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
6350 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
6351 don't consider it as combined parallel.
6353 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6355 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6356 (gcc_tooldir): Likewise.
6357 * configure: Regenerate.
6358 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6359 old configure.ac gcc_tooldir setting.
6360 (prefix_to_exec_prefix): New variable.
6361 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6362 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6364 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
6366 Fix PR tree-optimization/32583
6367 Fix PR tree-optimization/32584
6368 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
6369 (phi_translate_set): Use phi_translate directly now.
6370 (make_values_for_stmt): Don't value number RHS if we already know
6373 2007-07-02 Steve Ellcey <sje@cup.hp.com>
6374 Jim Wilson <wilson@specifix.com>
6377 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
6380 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
6381 Richard Sandiford <richard@codesourcery.com>
6382 Nigel Stephens <nigel@mips.com>
6384 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
6385 (mips16e_output_save_restore): Declare.
6386 (mips16e_save_restore_pattern_p): Likewise.
6387 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
6388 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
6389 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
6390 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
6391 (BITSET_P): New global macro, extracted from...
6392 (mips_for_each_saved_reg): ...here.
6393 (mips16e_save_restore_info): New struct.
6394 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
6395 (mips16e_save_restore_regs): New variable.
6396 (mips_split_plus, mips16e_find_first_register): New functions.
6397 (mips16e_mask_registers): New function.
6398 (compute_frame_size): Expand the commentary before the function.
6399 Enforce the MIPS16e save and restore register range restrictions.
6400 Pad the general register save area at the low end.
6401 (mips16e_save_restore_reg, mips16e_build_save_restore)
6402 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
6403 (mips16e_output_save_restore, mips16e_collect_propagate_value)
6404 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
6406 (mips_expand_prologue, mips_expand_epilogue): Handle
6407 GENERATE_MIPS16E_SAVE_RESTORE.
6408 * config/mips/mips.md (*mips16e_save_restore): New pattern.
6410 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
6412 PR tree-optimization/31966
6413 PR tree-optimization/32533
6414 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
6415 "basic_block" description as its third argument. Update function
6416 calls to get destination bb from "edge" argument. Save "cond" into
6417 aux field of the edge. Update prototype for changed arguments.
6418 (if_convertible_loop_p): Clear aux field of incoming edges if bb
6420 (find_phi_replacement_condition): Operate on incoming edges, not
6421 on predecessor blocks. If there is a condition saved in the
6422 incoming edge aux field, AND it with incoming bb predicate.
6423 Return source bb of the first edge.
6424 (clean_predicate_lists): Clean aux field of outgoing node edges.
6425 (tree_if_conversion): Do not initialize cond variable. Move
6426 variable declaration into the loop.
6427 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
6428 initializations of new_stmt, arg0 and arg1 variables.
6430 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6432 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
6433 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
6435 2007-07-02 Richard Guenther <rguenther@suse.de>
6437 * tree-ssa.c (useless_type_conversion_p): Document
6438 future intent as defining the middle-end type system.
6439 Re-structure to call langhook last, group by type class,
6440 mark questionable parts.
6442 2007-07-02 Richard Guenther <rguenther@suse.de>
6444 * tree-flow.h (types_compatible_p): Declare.
6445 * tree-ssa.c (types_compatible_p): New function.
6446 * ipa-type-escape.c (discover_unique_type): Use
6447 types_compatible_p instead of lang_hooks.types_compatible_p.
6448 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
6449 * tree-vn.c (expressions_equal_p): Likewise.
6450 * tree.c (fields_compatible_p): Likewise.
6451 * tree-ssa-dom.c (avail_expr_eq): Likewise.
6452 (cprop_operand): Use useless_type_conversion_p instead of
6453 lang_hooks.types_compatible_p.
6454 * tree-inline.c (setup_one_parameter): Likewise.
6455 (declare_return_variable): Likewise.
6456 * tree-nrv.c (tree_nrv): Likewise.
6457 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6458 (maybe_fold_offset_to_component_ref): Likewise.
6459 (maybe_fold_offset_to_reference): Likewise.
6460 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6461 (merge_alias_info): Likewise.
6462 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
6463 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
6464 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
6465 * tree-tailcall.c (find_tail_calls): Likewise.
6466 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
6467 * gimplify.c (canonicalize_addr_expr): Likewise.
6468 (fold_indirect_ref_rhs): Likewise.
6469 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
6470 (cpt_same_type): Likewise.
6471 (check_pointer_types_r): Swap parameters to cpt_same_type
6473 * fold-const.c (fold_convert): Revert fix for PR15988.
6474 * tree-inline.c (setup_one_parameter): Instead fix it here by
6475 using fold_build1 instead of fold_convert and checking for
6476 error_mark_node. Convert only if the conversion is necessary.
6478 2007-07-02 Joseph Myers <joseph@codesourcery.com>
6480 * configure.ac: Check for .gnu_attribute on Power.
6481 * configure: Regenerate.
6482 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
6483 attribute for floating-point ABI.
6485 2007-07-02 Ira Rosen <irar@il.ibm.com>
6487 PR tree-optimization/32230
6488 PR tree-optimization/32477
6489 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
6490 address is a constant.
6492 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6494 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
6495 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
6496 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
6497 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
6498 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
6499 64-bit targets. Add support for *-elfoabi*.
6500 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
6501 different settings if $(tm_defines) does not select the EABI.
6502 (MULTILIB_EXCLUSIONS): Define in those circumstances.
6503 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
6504 (MIPS_ARCH_OPTION_SPEC): Likewise.
6505 (MIPS_ISA_LEVEL_SPEC): Likewise.
6506 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
6507 * config/mips/elfoabi.h: New file.
6509 2007-07-02 Richard Guenther <rguenther@suse.de>
6511 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
6512 (useless_type_conversion_p): ... this.
6513 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
6514 (useless_type_conversion_p): ... this.
6515 * builtins.c (fold_builtin_memory_op): Rename
6516 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
6517 * tree-cfg.c (verify_expr): Likewise.
6518 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
6519 * tree-ssa-ccp.c (ccp_fold): Likewise.
6520 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6521 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
6522 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
6523 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
6524 * tree-ssa-pre.c (eliminate): Likewise.
6525 * tree-ssa.c (delete_tree_ssa): Likewise.
6526 (tree_ssa_useless_type_conversion): Likewise.
6527 * tree.c (build2_stat): Likewise.
6529 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
6531 Fix PR tree-optimization/32571
6532 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
6535 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
6537 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
6538 and other expected operations explicitly, change default to
6541 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6543 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
6545 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
6546 (tls_load_dot_plus_eight): Move the label number into the unspec.
6547 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
6549 2007-07-01 Andreas Schwab <schwab@suse.de>
6551 * dwarf2out.c (initial_return_save): Define only if used.
6553 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
6555 Unreverting Richard's Revert of:
6557 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6559 * dce.c (deletable_insn_p_1): New function, split out from...
6560 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6561 specially, not those inside PARALLELs. Remove BODY argument
6562 and adjust recursive call accordingly.
6563 (prescan_insns_for_dce): Update call to delete_insn_p.
6565 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
6566 Revital Eres <eres@il.ibm.com>
6568 * ddg.c (create_ddg_all_sccs): Fix missed
6569 initialization of scc_nodes.
6571 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
6574 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
6575 X + ~X to 1 only for INTEGRAL_TYPE_P type.
6577 2007-06-30 Joseph Myers <joseph@codesourcery.com>
6579 * configure.ac: Check for .gnu_attribute on MIPS.
6580 * configure, config.in: Regenerate.
6581 * config/mips/mips.c (mips_file_start): If supported, output
6582 attribute for floating-point ABI.
6584 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
6587 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
6588 (ffs_cmove): New expander to expand using ctz pattern.
6589 (*ffs_cmove): Remove pattern.
6590 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
6591 (ffsdi2): Expand using ctz pattern.
6592 (*ffs_rex64): Remove pattern.
6594 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6596 PR rtl-optimization/32296
6597 * pa.md (return): Delete pattern.
6598 (return_internal): Remove "(const_int 1)" from pattern.
6599 (epilogue): Use return_internal pattern for trivial returns.
6600 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
6601 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
6603 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6605 * tree-ssa-pre.c (is_exception_related): New function
6606 (can_value_number_operation): Use it.
6608 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6610 Fix PR tree-optimization/32540
6611 Fix PR tree-optimization/31651
6613 * tree-ssa-sccvn.c: New file.
6615 * tree-ssa-sccvn.h: Ditto.
6617 * tree-vn.c: Include tree-ssa-sccvn.h
6618 (val_expr_paid_d): Removed.
6619 (value_table): Ditto.
6620 (vn_compute): Ditto.
6621 (val_expr_pair_hash): Ditto.
6622 (val_expr_pair_expr_eq): Ditto.
6623 (copy_vuses_from_stmt): Ditto.
6626 (shared_vuses_from_stmt): Ditto.
6627 (print_creation_to_file): Moved up.
6628 (sort_vuses): Ditto.
6629 (sort_vuses_heap): Ditto.
6630 (set_value_handle): Make non-static.
6631 (make_value_handle): Ditto.
6632 (vn_add): Rewritten to use sccvn lookups.
6633 (vn_add_with_vuses): Ditto.
6634 (vn_lookup): Ditto (and second argument removed).
6635 (vn_lookup_with_vuses): Ditto.
6636 (vn_lookup_or_add): Ditto (and second argument removed);
6637 (vn_lookup_or_add_with_vuses): Ditto.
6638 (vn_lookup_with_stmt): New.
6639 (vn_lookup_or_add_with_stmt): Ditto.
6640 (create_value_handle_for_expr): Ditto.
6642 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
6643 (seen_during_translate): New function.
6644 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
6645 (phi_trans_add): Ditto.
6646 (constant_expr_p): FIELD_DECL is always constant.
6647 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
6648 Use constant_expr_p.
6649 Avoid infinite recursion on mutually valued expressions.
6650 Change callers of vn_lookup_or_add.
6651 (phi_translate): New function.
6652 (compute_antic_safe): Allow phi nodes.
6653 (create_component_ref_by_pieces): Update for FIELD_DECL change.
6654 (find_or_generate_expression): Rewrite slightly.
6655 (create_expression_by_pieces): Updated for vn_lookup_or_add
6657 Update VN_INFO for new names.
6658 (insert_into_preds_of_block): Update for new names.
6659 (add_to_exp_gen): New function.
6660 (add_to_sets): Use vn_lookup_or_add_with_stmt.
6661 (find_existing_value_expr): Rewrite to changed vn_lookup.
6662 (create_value_expr_from): Ditto, and use add_to_exp_gen.
6663 (try_look_through_load): Removed.
6664 (try_combine_conversion): Ditto.
6665 (get_sccvn_value): New function.
6666 (make_values_for_phi): Ditto.
6667 (make_values_for_stmt): Ditto.
6668 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
6670 (init_pre): Update for SCCVN changes.
6672 (execute_pre): Ditto.
6674 * tree-flow.h (make_value_handle): Declare.
6675 (set_value_handle): Ditto.
6676 (sort_vuses_heap): Ditto.
6677 (vn_lookup_or_add_with_stmt): Ditto.
6678 (vn_lookup_with_stmt): Ditto.
6679 (vn_compute): Remove.
6682 (vn_lookup): Update arguments.
6684 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
6686 (tree-ssa-sccvn.o): New.
6687 (OBJS-common): Add tree-ssa-sccvn.o
6689 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6692 * c-typeck.c (build_external_ref): Don't mark as used if called
6694 * calls.c (rtx_for_function_call): Likewise.
6696 2007-06-30 Richard Sandiford <richard@codesourcery.com>
6700 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6702 * dce.c (deletable_insn_p_1): New function, split out from...
6703 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6704 specially, not those inside PARALLELs. Remove BODY argument
6705 and adjust recursive call accordingly.
6706 (prescan_insns_for_dce): Update call to delete_insn_p.
6708 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
6710 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
6711 (try_combine): Move potential calls to undo_all() so they happen
6712 before we commit to using the combined insns.
6714 2006-06-30 Jan Hubicka <jh@suse.cz>
6716 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
6719 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
6721 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
6722 (cgraph_remove_unreachable_nodes): Likewise.
6723 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
6724 * ipa-inline.c (update_caller_keys): Cast according to the coding
6726 (cgraph_decide_recursive_inlining): Likewise.
6727 (cgraph_decide_inlining_of_small_function): Likewise.
6728 (try_inline): Likewise.
6729 (cgraph_decide_inlining_incrementally): Likewise.
6730 * ipa-pure-const.c (get_function_state): Likewise.
6731 (scan_function): Likewise.
6732 (analyze_function): Likewise.
6733 (static_execute): Likewise.
6734 * ipa-reference.c (scan_for_static_refs): Likewise.
6735 (merge_callee_local_info): Likewise.
6736 (analyze_function): Use type safe memory macros.
6737 (static_execute): Likewise. Cast according to the coding conventions.
6738 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
6740 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
6742 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
6743 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
6746 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6749 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
6750 for complex modes (both int and real).
6752 2007-06-29 Jan Hubicka <jh@suse.cz>
6754 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
6756 2007-06-29 Jan Hubicka <jh@suse.cz>
6759 * cse.c (cse_insn): Avoid invalid sharing in between register note and
6762 2007-06-29 Anatoly Sokolov <aesok@post.ru>
6765 * config/avr/avr.c: Include dataflow header file.
6766 (expand_prologue): Adjust for prologue insn change.
6767 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
6770 2007-06-29 Richard Guenther <rguenther@suse.de>
6773 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
6774 during type verification.
6776 2007-06-29 Jan Hubicka <jh@suse.cz>
6778 * recog.c (validate_change_rtx_1): Unshare TO argument.
6780 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
6782 PR tree-optimization/24659
6783 * tree-vect-transform.c (vectorizable_call): Handle
6784 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6786 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
6787 * config/i386/i386.c (enum ix86_builtins)
6788 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
6789 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
6791 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
6792 const using def_builtin_const.
6793 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
6794 input operands in the same modes as the result.
6795 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
6797 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
6799 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
6800 (df_set_dead_notes_for_mw): Likewise.
6802 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
6804 * c-common.c (pointer_int_sum): Do the negation in sizetype.
6806 2007-06-28 DJ Delorie <dj@redhat.com>
6808 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
6810 2007-06-28 Geoffrey Keating <geoffk@apple.com>
6812 * doc/invoke.texi (C++ Dialect Options): Document
6813 fvisibility-ms-compat.
6814 * c.opt (fvisibility-ms-compat): New.
6816 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6819 * tree-affine.c (aff_combination_add_elt): Handle
6820 pointer addition specially.
6822 2007-06-28 Jakub Jelinek <jakub@redhat.com>
6824 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
6825 decl is non-external for AIX ABI.
6827 2007-06-28 David Edelsohn <edelsohn@gnu.org>
6829 * config/rs6000/predicates.md (current_file_function_operand):
6830 Ensure the symbol is non-external for AIX ABI.
6832 2007-06-28 Nick Clifton <nickc@redhat.com>
6834 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
6835 (fdce, fdse, fpredictive-commoning): Likewise.
6837 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6840 * gcc.c (process_command): Recognize the new -static-libgfortran
6843 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
6846 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
6847 Use a call clobbered hard reg instead of a pseudo reg.
6849 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6851 * config/sh/sh.md (load_gbr): Use correct operand constraint.
6853 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6856 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
6857 REG_LIBCALL and REG_RETVAL notes.
6858 (divsi3, mulsi3): Likewise.
6859 (mulhisi3): Likewise. Use emit_libcall_block.
6860 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
6862 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
6864 PR rtl-optimization/32481
6865 * combine.c (adjust_for_new_dest): Rescan the changed insn.
6867 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6869 * dce.c (deletable_insn_p_1): New function, split out from...
6870 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6871 specially, not those inside PARALLELs. Remove BODY argument
6872 and adjust recursive call accordingly.
6873 (prescan_insns_for_dce): Update call to delete_insn_p.
6875 2007-06-27 Richard Guenther <rguenther@suse.de>
6878 * tree.h (fold_convertible_p): Declare.
6879 * fold-const.c (fold_convertible_p): New function.
6880 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
6881 instead of lang_hooks.types_compatible_p.
6883 2007-06-26 Jan Hubicka <jh@suse.cz>
6885 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
6886 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
6887 early use validate_unshare_change.
6888 (reload_combine): Likewise.
6889 * recog.c (change_t): New field unshare.
6890 (validate_change_1): Rename from validate_change; add argument unshare.
6891 (validate_change): Turn into wrapper of validate_change_1; update
6892 prototype for bools.
6893 (validate_unshare_change): New.
6894 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
6895 calls of df_insn_rescan.
6896 * recog.h (validate_change): Replace ints by bools.
6897 (validate_unshare_change): Declare.
6899 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6901 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
6903 2007-06-26 Steve Ellcey <sje@cup.hp.com>
6905 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
6907 2007-06-25 Jan Hubicka <jh@suse.cz>
6909 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
6911 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
6912 cgraph_decide_inlining_incrementally): Move uninlinability checks to
6913 places other call site specific checks are performed.
6915 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6918 * tree-vect-transform.c (vectorizable_operation): Convert
6919 POINTER_PLUS_EXPR over to PLUS_EXPR.
6921 2007-06-25 Chao-ying Fu <fu@mips.com>
6923 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
6924 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
6925 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6926 Document GET_MODE_IBIT, and GET_MODE_FBIT.
6928 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
6929 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6930 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
6931 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
6932 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
6933 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
6934 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
6935 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
6936 ALL_FIXED_POINT_MODE_P): New define.
6937 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6939 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
6941 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
6942 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6943 MODE_VECTOR_UACCUM): New mode classes.
6945 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
6946 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
6947 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
6950 * genmodes.c (struct mode_data): Add ibit and fbit fields.
6951 (blank_mode): Initialize ibit and fbit.
6952 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
6953 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6955 (new_adjust): Change required_class to required_class_from and
6956 required_class_to for testing within a range.
6957 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6958 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6960 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
6961 (make_fixed_point_mode): New.
6962 (_ADD_ADJUST): Change C to C1 and C2.
6963 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
6964 use a range for machine classes.
6965 (ADJUST_IBIT, ADJUST_FBIT): New.
6966 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
6968 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6969 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6970 Emit adjustment for ibit and fbit.
6971 (emit_mode_ibit, emit_mode_fbit): New.
6972 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
6974 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
6976 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
6977 as the source of the set.
6979 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
6981 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
6982 FP_REGNO_P): Use IN_RANGE.
6983 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
6984 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
6985 (DATA_REG_P): Use DATA_REGNO_P.
6986 (FP_REG_P): Use FP_REGNO_P.
6987 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
6988 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
6989 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
6991 2007-06-24 Jan Hubicka <jh@suse.cz>
6994 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
6996 2007-06-24 Sebastian Pop <sebpop@gmail.com>
6999 * fold-const.c (fold_binary): Strip nops of operand 0
7000 of BIT_NOT_EXPR before calling operand_equal_p.
7001 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
7002 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
7004 2007-06-23 Mark Mitchell <mark@codesourcery.com>
7006 * doc/extend.texi: Document that dllimport and dllexport imply
7008 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
7009 imported or exported declaration, including type declarations.
7010 * c-common.c (handle_visibility_attribute): Check for conflicts
7011 with dllimport/dllexport.
7012 (c_determine_visibility): Handle dllimport/dllexport as an
7013 explicit visibility atttribute.
7015 2007-06-23 Richard Guenther <rguenther@suse.de>
7017 PR tree-optimization/16876
7019 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
7021 * tree-inline.c (initialize_inlined_parameters): Do not call
7022 lang_hooks.tree_inlining.convert_parm_for_inlining.
7023 * cgraphbuild.c (initialize_inline_failed): Set inline failed
7024 reason for mismatched types.
7025 * gimplify.c (gimplify_call_expr): Verify the call expression
7026 arguments match the called function type signature. Otherwise
7027 mark the call expression to be not considered for inlining
7028 using CALL_CANNOT_INLINE_P flag.
7029 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
7030 edges call expression.
7031 (cgraph_decide_inlining_of_small_function): Likewise.
7032 (cgraph_decide_inlining): Likewise.
7033 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
7035 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
7036 * c-typeck.c (c_convert_parm_for_inlining): Remove.
7037 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
7039 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
7040 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
7042 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7043 convert_parm_for_inlining member.
7045 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
7048 * arm.md (negscc): Match the correct operand for optimized LT0 test.
7049 Remove optimization for GT.
7051 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
7054 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
7056 (prescan_insns_for_dce): Add extra parameter.
7058 2007-06-23 Jan Hubicka <jh@suse.cz>
7061 * gimplify.c (mark_addressable): New function.
7062 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
7064 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7067 * expr.c (store_constructor): Do not clobber non-zeroed memory.
7069 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7072 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
7073 moves between MMX/SSE registers to at least 8 units to prevent
7074 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
7076 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7078 * config/i386/i386.c (override_options): Correct x86_sahf
7081 2007-06-21 David Daney <ddaney@avtrex.com>
7084 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
7085 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
7086 (exception_receiver): Renamed to ...
7087 (nonlocal_goto_receiver): ... this.
7089 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
7091 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
7092 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
7093 partial register accesses.
7095 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
7097 * fold-const.c (debug_fold_checksum): Move it under
7098 ENABLE_FOLD_CHECKING.
7100 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7103 * tree.h (debug_fold_checksum): Declared.
7104 * fold-const.c (build_fold_addr_expr_with_type_1): New.
7105 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
7106 build_fold_addr_expr_with_type_1.
7107 (fold_addr_expr, debug_fold_checksum): New.
7108 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
7109 (fold_unary, fold_comparison, split_address_to_core_and_offset):
7112 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7114 PR tree-optimization/19590
7115 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
7116 of scev is a constant.
7117 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
7119 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7121 * df-problems.c (df_note_bb_compute): Made computation of live
7122 info consistent with df_lr.
7124 2007-06-21 Richard Guenther <rguenther@suse.de>
7126 PR tree-optimization/32453
7127 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
7128 for pointer anti-range.
7130 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
7132 * config/i386/i386.c (processor_target_table): Increase maximum
7133 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
7136 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
7137 byte alignment if > 8 byte alignment is preferred.
7138 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7140 2007-06-21 Jakub Jelinek <jakub@redhat.com>
7142 PR tree-optimization/31866
7143 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
7144 if ASM_EXPR's input is not a SSA_NAME.
7147 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
7148 but decl is a global var, instead return decl.
7149 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
7150 even for is_global_var decls, if they are private in some outer
7153 2007-06-21 Richard Guenther <rguenther@suse.de>
7155 PR tree-optimization/32451
7156 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
7158 2007-06-21 Christian Bruel <christian.bruel@st.com>
7160 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
7161 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
7162 (push_regs): Changed saving order or banked registers.
7163 (sh_expand_epilogue): Likewise.
7164 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
7165 (FIRST_BANKED_REG): Likewise.
7166 (LAST_BANKED_REG): Likewise.
7167 * config/sh/sh.md (banked) New attribute.
7168 (in_delay_slot): Check banked attribute.
7170 2007-06-20 Sebastian Pop <sebpop@gmail.com>
7172 PR tree-optimization/32075
7173 * tree-data-ref.c (subscript_dependence_tester_1,
7174 analyze_miv_subscript, analyze_overlapping_iterations,
7175 add_distance_for_zero_overlaps, build_classic_dist_vector,
7176 subscript_dependence_tester_1, analyze_overlapping_iterations,
7177 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
7178 compute_affine_dependence, compute_all_dependences): Pass loop_nest
7179 to evolution_function_is_affine_multivariate_p.
7181 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7183 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
7185 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
7188 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
7190 * config/m32c/prologue.md (epilogue_exitd_16): New.
7191 (epilogue_reit_16): New.
7192 (epilogue_exitd): Rename to epilogue_exitd_24.
7193 (epilogue_reit): Rename to epilogue_reit_24.
7195 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
7196 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7198 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
7200 * haifa-sched.c (queue_to_ready): Don't requeue next insn
7201 if dbg_cnt (sched_insn) reaches the limit.
7202 (choose_ready): New parameter INSN_PTR and new return value.
7203 (schedule_block): Handle dbg_cnt (sched_insn). Handle
7204 the new return value from choose_ready.
7205 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
7206 (rest_of_handle_global_alloc): New global_alloc_at_func.
7208 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
7210 PR tree-optimization/25737
7211 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
7212 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
7213 * tree-flow.h (struct fieldoff): Add new field alias_set.
7214 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
7215 argument addressable_type. Set alias_set of fieldoff.
7216 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
7217 (create_overlap_variables_for): Pass alias_set from fieldoff to
7219 * alias.c (get_alias_set): Use alias_set from SFT if set.
7221 2007-06-20 Hui-May Chang <hm.chang@apple.com>
7223 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
7224 of a variable as an unsigned HOST_WIDE_INT integer.
7226 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
7228 PR rtl-optimization/32405
7229 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
7231 2007-06-20 Jakub Jelinek <jakub@redhat.com>
7233 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
7236 * builtins.c: Include diagnostic.h.
7237 (expand_builtin_expect): Make gcc_assert more permissive.
7238 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
7241 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
7245 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
7246 if ACCUMULATE_OUTGOING_ARGS.
7248 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7250 * config/m68hc11/m68hc11.c: Include dataflow header file.
7251 (m68hc11_reorg): Port to dataflow.
7253 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7255 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
7256 (struct df_problem.free_blocks_on_set_blocks): New field.
7257 (struct dataflow.optional_p): New field.
7258 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7259 (df_live_set_all_dirty): New function.
7260 * df-scan.c (df_scan_alloc): Initialize optional_p.
7261 (problem_SCAN): Initialize free_blocks_on_set_blocks.
7262 * df-core.c (df_set_blocks): Removed use of
7263 DF_FIRST_OPTIONAL_PROBLEM. Now uses
7264 df_problem.free_blocks_on_set_blocks to determine which blocks are
7266 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
7267 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
7268 uses dataflow.optional_p to determine if problem should be
7270 (rest_of_handle_df_initialize): Only start live problem if
7272 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7273 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
7274 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
7275 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
7276 problem_NOTE): Initialize free_blocks_on_set_blocks.
7277 (df_lr_bb_local_compute): Recompute luids if df_live problem is
7279 (df_live_set_all_dirty, df_note_alloc): New function.
7280 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
7282 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
7283 * postreload.c (reload_combine): Ditto.
7284 * cse.c (cse_extended_basic_block): Ditto.
7285 * regmove.c (mark_flags_life_zones): Ditto.
7286 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
7287 erase_matching_seqs): Ditto.
7288 * bt-load.c (compute_defs_uses_and_gen): Ditto.
7289 * integrate (allocate_initial_values): Ditto.
7290 * combine.c (reg_dead_at_p): Ditto.
7291 * resource.c (mark_target_live_regs): Ditto.
7292 * sched-rgn.c (check_live_1, update_live_1): Ditto.
7293 * config/sh/sh.c (find_r0_life_regions): Ditto.
7294 * global.c (rest_of_handle_global_alloc): Only add back df_live
7296 * local-alloc.c (rest_of_handle_local_alloc): Only remove
7298 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
7300 (if_convert): Make sure df_live is there at -O == 1.
7301 (pass_if_after_combine): Cleanup flags.
7302 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
7303 is there at -O == 1.
7305 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
7307 * config/arm/arm.c (arm_get_frame_offsets): Set
7308 offsets->locals_base to avoid negative stack size.
7309 (thumb1_expand_prologue): Assert on negative stack size.
7311 2007-06-19 Sebastian Pop <sebpop@gmail.com>
7313 PR tree-optimization/32367
7314 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
7315 of the chrec has no evolution in that loop.
7316 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
7318 2007-06-19 Bob Wilson <bob.wilson@acm.org>
7320 * config/xtensa/xtensa.c: Include "df.h".
7321 (xtensa_builtin_saveregs): Use adjust_address instead of
7323 (xtensa_va_start): Invoke make_tree with sizetype for
7324 expand_builtin_saveregs and then convert the result to a pointer.
7325 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
7326 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
7327 Subtract argument size from index value as integers and then use
7328 POINTER_PLUS_EXPR to add the result to the array address.
7330 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7333 * config/m32c/m32c.c: Include dataflow header file.
7334 (m32c_emit_prologue): Adjust for prologue insn change.
7335 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
7336 once inside a PARALLEL. Assume frame size passed in operand 0
7337 includes space to save the fb register.
7338 (prologue_enter_24): Likewise.
7339 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
7341 2007-06-19 David Daney <ddaney@avtrex.com
7344 * config/mips/mips.md (cprestore): Mark $gp as used.
7346 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7349 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
7350 (frv_ifcvt_modify_insn): Likewise.
7352 2007-06-19 Richard Guenther <rguenther@suse.de>
7354 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
7355 only handle positive offsets that fit in a HOST_WIDE_INT.
7357 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
7359 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
7360 result of rsqrt insn for zero input argument to avoid NaN.
7362 2007-06-19 Richard Guenther <rguenther@suse.de>
7365 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
7367 2007-06-19 Jakub Jelinek <jakub@redhat.com>
7369 PR tree-optimization/32353
7370 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
7372 2007-06-19 Nick Clifton <nickc@redhat.com>
7374 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
7376 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7379 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
7380 * config/i386/i386.c (assign_386_stack_local): Assert that
7381 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
7382 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
7383 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
7384 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
7386 2007-06-18 Steve Ellcey <sje@cup.hp.com>
7388 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
7390 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
7392 PR rtl-optimization/32321
7393 * gcse.c (replace_store_insn): Update the note before
7394 calling emit_insn_after.
7396 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7399 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
7401 * df-problems.c (df_note_bb_compute): Fix dumping info.
7403 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
7405 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
7406 insn with emit_jump_insn.
7408 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7410 PR tree-optimization/32383
7411 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
7412 * targhooks.h (default_builtin_reciprocal): Update prototype.
7413 * target.h (struct gcc_target): Update builtin_reciprocal.
7414 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
7415 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
7416 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
7417 when fndecl is in BUILT_IN_MD class.
7418 (execute_convert_to_rsqrt): Ditto.
7420 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
7421 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
7422 Convert BUILT_IN_SQRTF code only when md_fn is false.
7424 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
7426 * bt-load.c (move_btr_def): Fix the order of arguments
7427 to validate_replace_rtx.
7429 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
7431 * config/m68k/m68k-devices.def: Add 54450..54455.
7433 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
7435 PR rtl-optimization/32366
7436 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
7437 FLOAT_EXTEND]: Prevent non-scalar modes from entering
7440 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
7443 * modulo-sched (generate_reg_moves): Added rescan parameter and if
7444 this is true, rescan insn being modified.
7445 (sms_schedule): Added rescan parameter.
7446 (rest_of_handle_sms): Moved freeing of dominance info to before
7447 getting out of cfg_layout.
7449 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
7451 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
7452 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
7455 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
7456 FL_CF_EMAC from the entry for isac.
7458 * config/m68k/predicates.md (const_call_operand): Adjust comment.
7459 (const_sibcall_operand): New.
7460 (sibcall_operand): Use it.
7461 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
7462 (m68k_isas): ISAC does not imply FPU or EMAC.
7463 (override_options): Add ISA_C logic for symbolic jump & call.
7465 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
7467 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
7468 return mode from the builtin itself.
7469 (sparc_fold_builtin): Fix cast of zero constant.
7471 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
7473 * targhooks.c (default_builtin_reciprocal): New default target hook.
7474 * targhooks.h (default_builtin_reciprocal): Add prototype.
7475 * hooks.c (hook_tree_tree_bool_null): Remove hook.
7476 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
7477 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
7478 default_builtin_reciprocal.
7480 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
7483 * hooks.c (hook_tree_tree_bool_null): New hook.
7484 * hooks.h (hook_tree_tree_bool_null): Add prototype.
7485 * tree-pass.h (pass_convert_to_rsqrt): Declare.
7486 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
7487 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
7488 and convert it to reciprocal a*rfunc(b).
7489 (execute_convert_to_rsqrt): New function.
7490 (gate_convert_to_rsqrt): New function.
7491 (pass_convert_to_rsqrt): New pass definition.
7492 * target.h (struct gcc_target): Add builtin_reciprocal.
7493 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
7494 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
7495 TARGET_BUILTIN_RECIPROCAL.
7496 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
7498 * config/i386/i386.h (TARGET_RECIP): New define.
7499 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
7500 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7501 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7502 and not optimizing for size.
7503 (*rcpsf2_sse): New insn pattern.
7504 (*rsqrtsf2_sse): Ditto.
7505 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
7506 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7507 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7508 and not optimizing for size.
7509 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
7510 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7511 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7512 and not optimizing for size.
7513 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
7514 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7515 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7516 and not optimizing for size.
7517 (*sse_rsqrtv4sf2): Do not export.
7519 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
7520 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7521 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7522 and not optimizing for size.
7524 * config/i386/i386.opt (mrecip): New option.
7525 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
7526 (ix86_emit_swsqrtsf): Ditto.
7527 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
7528 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
7530 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
7531 ix86_expand_unop1_builtin.
7532 (ix86_emit_swdivsf): New function.
7533 (ix86_emit_swsqrtsf): Ditto.
7534 (ix86_builtin_reciprocal): New function.
7535 (TARGET_BUILTIN_RECIPROCAL): Use it.
7536 (ix86_vectorize_builtin_conversion): Rename from
7537 ix86_builtin_conversion.
7538 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
7539 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
7540 "i386 and x86_64 Options" section.
7541 (Intel 386 and AMD x86_64 Options): Document -mrecip.
7543 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7544 Zdenek Dvorak <dvorakz@suse.cz>
7545 Richard Guenther <rguenther@suse.de>
7546 Kaz Kojima <kkojima@gcc.gnu.org>
7548 * tree-vrp.c (compare_values_warnv): Convert val2 to
7550 (extract_range_from_assert): Create
7551 POINTER_PLUS_EXPR for pointer types.
7552 (extract_range_from_binary_expr): Handle
7553 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
7555 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
7556 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
7557 POINTER_PLUS_EXPR as PLUS_EXPR.
7558 (number_of_iterations_lt_to_ne):
7559 For pointer types, use sizetype when
7560 creating MINUS_EXPR/PLUS_EXPRs.
7561 (assert_loop_rolls_lt): For pointer types, use sizetype when
7562 creating MINUS_EXPR/PLUS_EXPRs.
7563 (number_of_iterations_le): Likewise.
7564 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
7565 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
7566 like PLUS_EXPR and MINUS_EXPR.
7567 * tree-pretty-print.c (dump_generic_node): Handle
7569 (op_prio): Likewise.
7570 (op_symbol_1): Likewise.
7571 * optabs.c (optab_for_tree_code): Likewise.
7572 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
7574 * tree-tailcall.c (process_assignment): Mention
7575 POINTER_PLUS_EXPR in a TODO comment.
7576 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
7577 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
7578 not used with a pointer and an integer type.
7579 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
7580 increment using chrec_convert_rhs instead of chrec_convert.
7581 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
7582 PLUS_EXPR except for the right hand side's type will be
7584 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
7585 (fold_used_pointer_cast): Kill.
7586 (pointer_offset_p): Kill.
7587 (fold_used_pointer): Kill.
7588 (pointer_used_p): Kill.
7589 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
7590 call fold_used_pointer.
7591 (instantiate_parameters_1): Convert the increment
7592 using chrec_convert_rhs instead of chrec_convert.
7593 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
7594 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
7595 instead of PLUS_EXPR.
7596 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
7597 PLUS_EXPR for pointers.
7598 (std_gimplify_va_arg_expr): Likewise.
7599 (fold_builtin_memory_op): Likewise.
7600 (fold_builtin_strstr): Likewise.
7601 (fold_builtin_strchr): Likewise.
7602 (fold_builtin_strrchr): Likewise.
7603 (fold_builtin_strpbrk): Likewise.
7604 (expand_builtin_memory_chk): Likewise.
7605 (fold_builtin_memory_chk): Likewise.
7606 (std_expand_builtin_va_start): Use
7607 sizetype for the call to make_tree and then convert
7608 to the pointer type.
7609 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
7610 instead of PLUS_EXPR for adding to a pointer.
7611 (std_gimplify_va_arg_expr): Use fold_build2 for
7612 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
7613 the operands to sizetype first and then cast the BIT_AND_EXPR
7614 back to the pointer type.
7615 * fold-const.c (build_range_check): Handle pointer types
7617 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
7618 of PLUS_EXPR's. Make sure the offset is converted to
7620 (try_move_mult_to_index): Strip the NOPs from the offset.
7621 Remove code argument and replace all uses with PLUS_EXPR.
7622 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
7623 specially. Don't use a pointer type for MINUS_EXPR.
7624 (fold_unary): Handle for (T1)(X op Y),
7625 only p+ as that is the only as that can be handled for
7626 binary operators now.
7627 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
7629 <case PLUS_EXPR>: Add folding of PTR+INT into
7631 Don't call try_move_mult_to_index.
7632 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
7633 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
7634 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
7635 Don't call try_move_mult_to_index.
7636 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
7637 (tree_expr_nonzero_p): Likewise.
7638 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
7639 of PLUS_EXPR for the complex expression folding.
7640 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
7641 first chrec is a pointer type, then the second should
7642 be sizetype and not the first's type.
7643 For POINTER_PLUS_EXPR, use a different right hand side type.
7644 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7645 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
7646 different right hand side type.
7647 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7648 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
7649 instead of PLUS_EXPR.
7650 When either operand is zero, convert the other operand.
7651 (chrec_apply): Use chrec_convert_rhs
7652 on the argument x instead of chrec_convert.
7653 (reset_evolution_in_loop): For pointer types, the new_evol
7655 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
7656 different right hand side type.
7657 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7658 (chrec_convert_rhs): New function.
7659 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
7660 different right hand side type.
7661 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7662 * tree-chrec.h (chrec_convert_rhs): New prototype.
7663 (build_polynomial_chrec): For pointer types, the right hand
7664 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
7665 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
7666 Remove subtraction case as it is always addition now.
7667 Make sure the offset is converted to sizetype.
7668 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
7669 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
7670 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
7671 PLUS_EXPR in pointer type.
7672 Handle POINTER_PLUS_EXPR.
7673 (tree_to_aff_combination): Likewise.
7674 (force_expr_to_var_cost): Likewise.
7675 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
7676 instead of PLUS_EXPR for pointers.
7677 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
7678 instead of PLUS_EXPR of pointer types.
7679 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
7681 (check_va_list_escapes): Likewise.
7682 (check_all_va_list_escapes): Likewise.
7683 * dwarf2out.c (loc_descriptor_from_tree_1):
7684 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
7685 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
7686 (string_constant): Likewise.
7687 * tree-ssa-address.c (tree_mem_ref_addr): When adding
7688 the offset to the base, use POINTER_PLUS_EXPR.
7689 (add_to_parts): Convert the index to sizetype.
7690 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
7691 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
7692 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
7693 Offset only holds something for PLUS_EXPR.
7694 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
7696 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
7698 (analyze_accesses_for_modify_stmt): Likewise.
7699 Remove comment about the type being integral type as it is
7701 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
7703 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
7705 Correct the type which the artimentic is done in (is now
7708 * tree-data-ref.c (split_constant_offset): Handle
7710 * tree-affine.c (tree_to_aff_combination): Likewise.
7711 * c-typeck.c (build_unary_op): For pointers create the increment
7712 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
7714 * gimplify.c (gimplify_self_mod_expr): Create a
7715 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7716 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
7717 * tree.def (POINTER_PLUS_EXPR): New tree code.
7718 * tree-predcom.c (ref_at_iteration): If we have a pointer
7719 type do the multiplication in sizetype.
7720 * tree-mudflap.c (mf_xform_derefs_1): Create a
7721 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7722 * tree-ssa-forwprop.c
7723 (forward_propagate_addr_into_variable_array_index):
7724 Don't expect there to be a cast for the index as that
7725 does not exist anymore.
7726 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
7727 instead of PLUS_EXPR.
7728 Don't check for the first operand of the POINTER_PLUS_EXPR
7729 was the index as it cannot be.
7730 Call forward_propagate_addr_into_variable_array_index with
7731 the SSA_NAME instead of the statement.
7732 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
7733 (compare_constant): Likewise.
7734 (copy_constant): Likewise.
7735 (compute_reloc_for_constant): Likewise.
7736 (output_addressed_constants): Likewise.
7737 (initializer_constant_valid_p): Likewise.
7738 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
7739 Convert the MIN/MAX of the inner type to the outer
7740 type before comparing them.
7741 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
7742 POINTER_PLUS_EXPR instead of PLUS_EXPR.
7743 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
7744 of PLUS_EXPR for pointers.
7745 * tree-inline.c (estimate_num_insns_1): Handle
7747 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
7748 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7749 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
7750 instead of PLUS_EXPR for the pointer increment statement.
7751 (vect_update_ivs_after_vectorizer): For pointer types, create
7752 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
7753 MULT_EXPR in sizetype.
7754 (vect_gen_niters_for_prolog_loop): Add a cast when creating
7756 * tree-object-size.c (plus_expr_object_size): Handle
7757 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
7758 code which is trying to figure out which side is a pointer and
7760 (check_for_plus_in_loops_1): Likewise.
7761 (check_for_plus_in_loops): Likewise.
7762 * c-common.c (pointer_int_sum): Create a
7763 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7764 * tree-ssa-structalias.c (handle_ptr_arith): Handle
7765 only POINTER_PLUS_EXPR. Removing all the extra
7766 code which is trying to figure out which side is a pointer and
7768 * tree-cfg.c (verify_expr): Add extra checking for pointers and
7769 PLUS_EXPR and MINUS_EXPR.
7770 Also add checking to make sure the operands of POINTER_PLUS_EXPR
7772 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
7773 with make_tree, instead of a pointer type.
7774 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
7775 for pointers instead of PLUS_EXPR.
7776 (s390_gimplify_va_arg): Likewise.
7777 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
7778 instead of PLUS_EXPR when doing addition on pointer
7779 types. Use sizetype for the second operand.
7780 (spu_gimplify_va_arg_expr): Likewise.
7781 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
7782 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
7783 a pointer. Don't create a BIT_AND_EXPR for pointer types.
7784 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
7785 for the pointer addition and also use size_int/sizetype
7787 (ix86_gimplify_va_arg): Likewise.
7788 Perform BIT_AND_EXPR on sizetype arguments.
7789 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
7790 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
7791 for the pointer additions and also use size_int for the offsets.
7792 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
7793 additions and also use size_int for the offsets. Perform
7794 BIT_AND_EXPR on sizetype arguments.
7795 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
7796 POINTER_PLUS_EXPR for pointers and create the
7797 BIT_AND_EXPR in sizetype.
7798 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
7799 instead of PLUS_EXPR for pointer addition.
7800 (rs6000_va_start): Likewise.
7801 Also use sizetype for the offset.
7802 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
7803 as PLUS_EXPR/MINUS_EXPR.
7804 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
7805 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
7806 Don't use BIT_AND_EXPR on a pointer type, convert the
7807 expression to sizetype first.
7808 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
7810 (mips_gimplify_va_arg_expr): Likewise.
7811 Don't create BIT_AND_EXPR in a pointer type.
7813 2007-06-15 Eric Christopher <echristo@apple.com>
7815 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
7816 (x86_64-*-darwin*): Ditto.
7817 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
7820 2007-06-15 Matthew Wilcox <matthew@wil.cx>
7822 * doc/extend.texi: Document behavior of __attribute__((aligned))
7825 2007-06-15 Mark Mitchell <mark@codesourcery.com>
7827 * rtlanal.c (note_stores): Improve documentation.
7829 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
7831 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
7832 LOCAL_LABEL_PREFIX): Delete.
7833 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
7834 (bfin_internal_label): Delete.
7836 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
7838 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
7839 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
7840 otherwise define to LIBGCC2_TF_CEXT.
7841 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
7842 (LIBGCC_TF_CEXT): Ditto.
7845 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
7847 PR rtl-optimization/32339
7848 * df-scan.c (df_uses_record): Don't modify flags but just add to
7849 it for df_ref_record.
7851 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7853 * tree-mudflap.c: Fix whitespace issues.
7855 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
7857 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
7859 2007-06-14 Eric Christopher <echristo@apple.com>
7861 * config/i386/sse.md (movdi_to_sse): Rewrite body.
7862 (movv4sf): Use gcc_unreachable instead of abort.
7864 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7867 * config/i386/sfp-machine.h (CMPtype): New define.
7868 (mach stubs): Use CMPtype instead of int as a return type.
7870 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7872 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
7873 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
7874 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
7875 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
7876 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
7877 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
7878 config/soft-fp/soft-fp.h: Update from glibc CVS.
7880 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
7882 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
7884 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7887 * config/v850/v850.c: Include dataflow header file.
7888 (substitute_ep_register): Fix typo.
7890 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7892 * configure.ac: Fix earlier checkin.
7893 * configure: Regenerated.
7895 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7897 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
7898 * aclocal.m4: Regenerate.
7899 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
7900 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
7901 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
7902 * configure: Regenerate.
7903 * Makefile.in (LOOSE_WARN): Subst loose_warn.
7905 * Makefile.in (quickstrap): Build libgcc too.
7907 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7909 * configure.ac: Add --enable-checking=df. Explicitly mention that
7910 the variables are initialized as for "release".
7911 * df-core.c: Use it.
7912 * configure: Regenerate.
7913 * config.in: Regenerate.
7915 2007-06-14 Bob Wilson <bob.wilson@acm.org>
7917 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
7918 validate_replace_rtx instead of replace_rtx.
7919 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
7921 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
7923 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
7924 (DWARF2_UNWIND_INFO): Override default if configured with
7926 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
7927 (ENDFILE_SPEC): Add crtend.o.
7928 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
7929 (ENDFILE_SPEC): Add crtend.o.
7930 (TARGET_USE_JCR_SECTION): Define.
7931 (MD_UNWIND_SUPPORT): Define for 32-bit target.
7933 * config/i386/cygming-crtbegin.c: New file.
7934 * config/i386/cygming-crtend.c: New file.
7936 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
7938 * config/i386/w32-unwind.h: New file.
7940 2007-06-13 Eric Christopher <echristo@apple.com>
7942 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
7943 the user set a value below STACK_BOUNDARY.
7945 2007-06-13 Thiemo Seufer <ths@networkno.de>
7947 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
7948 imply -lpthread for -pthread.
7950 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7952 * basic-block.h: Remove the prototype for
7953 free_basic_block_vars.
7954 * cfglayout.h: Remove the prototype for
7955 insn_locators_initialize.
7956 * tree.h: Remove the prototype for emit_line_note.
7958 * tree-ssa-pre.c (mergephitemp): Remove.
7959 (init_pre): Don't use mergephitemp.
7961 2007-06-13 Eric Christopher <echristo@apple.com>
7963 * config/i386/i386.c (override_options): If we've specified
7964 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
7966 2007-06-13 Bob Wilson <bob.wilson@acm.org>
7968 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
7971 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7973 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
7974 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
7975 (eh_store_handler): New pattern.
7976 (eh_return): Emit it instead of a plain move.
7978 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
7980 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
7981 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
7982 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
7985 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7987 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
7988 (find_next_insn_start, find_load): New functions.
7989 (bfin_reorg): Use them to deal with the fact that parallel insns are
7990 no longer represented as a SEQUENCE.
7992 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7994 * config/sparc/sparc.c (sparc_override_options): Initialize
7997 2007-06-13 Dave Korn <dave.korn@artimi.com>
7999 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
8002 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8004 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
8005 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
8006 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
8007 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
8008 tree-vect-transform.c: Fix comment typos. Follow spelling
8011 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8013 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
8014 to the exit block use set.
8015 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
8016 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
8017 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
8019 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8021 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
8022 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
8023 to indicate an error.
8024 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
8026 (dbg_cnt_process_opt): Print an error on a bad argument.
8027 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
8028 * common.opt (-fdbg-cnt-list): New.
8029 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
8031 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
8033 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
8034 flag on ref-all pointers.
8036 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8039 * expr.c (expand_expr_addr_expr_1): Call expand_expr
8040 for the offset with the modifier as EXPAND_INITIALIZER
8041 if the modifier is EXPAND_INITIALIZER.
8042 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
8043 a register if we had an overflow.
8045 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8047 * real.c (real_isfinite): New.
8048 (real_sqrt): Use it.
8049 * real.h (real_isfinite): New.
8050 * builtins.c: Use it.
8052 2007-06-12 Ian Lance Taylor <iant@google.com>
8053 Daniel Berlin <dberlin@dberlin.org>
8056 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
8057 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
8058 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
8059 (DECL_NO_TBAA_P): Define.
8060 (struct tree_decl_common): Add no_tbaa_flag field.
8061 * tree-ssa-structalias.c (struct variable_info): Add
8062 no_tbaa_pruning field.
8063 (new_var_info): Initialize no_tbaa_pruning field.
8064 (unify_nodes): Copy no_tbaa_pruning field.
8065 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8066 (dump_solution_for_var): Print no_tbaa_pruning flag.
8067 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
8069 (compute_tbaa_pruning): New static function.
8070 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
8071 Call compute_tbaa_pruning.
8072 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
8073 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8074 * gimple-low.c (lower_stmt): Likewise.
8075 * tree-gimple.c (is_gimple_stmt): Likewise.
8076 * tree-ssa-operands.c (get_expr_operands): Likewise.
8077 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8078 * tree-inline.c (estimate_num_insns_1): Likewise.
8079 (copy_result_decl_to_var): Likewise.
8080 * expr.c (expand_expr_real_1): Likewise.
8081 * tree-pretty-print.c (dump_generic_node): Likewise.
8082 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
8083 * omp-low.c (omp_copy_decl_2): Likewise.
8084 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
8085 * doc/c-tree.texi (Expression trees): Document
8086 CHANGE_DYNAMIC_TYPE_EXPR.
8088 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8090 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
8091 with !HONOR_NANS and !HONOR_INFINITIES.
8092 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
8094 2007-06-12 Tristan Gingold <gingold@adacore.com>
8096 * gcov.c: Comments updated.
8097 (source_info): Add file_time field.
8098 (source_index): New variable.
8099 (mutiple_files): New variable.
8100 (generate_results): New function extracted from process_file.
8101 (process_file): Save and restore chain of functions, generate
8102 results and free structures only if not merging results.
8103 (release_structures): File names are now freed in create_file_names
8104 (create_file_names): Free previous file names.
8105 (find_source): File date is now read here and modifications in
8106 source files is checked here.
8107 (read_graph_file): Only reverse order of functions for the current
8109 (make_gcov_file_name): Do not generate long names if input_name is
8111 (output_lines): If merging results do not display graph, data and
8113 Checking source file modification is done in find_source.
8115 * doc/gcov.texi: Append an s to sourcefile.
8117 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
8119 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
8120 (forced_nop): New pattern.
8121 * config/bfin/bfin.c: Include "df.h".
8122 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
8123 (bfin_discover_loop): Use df_get_live_in instead of
8124 global_live_at_start.
8125 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
8126 df_analyze when done.
8127 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
8128 the insns. Use QImode for the final insn in a bundle. Call
8129 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
8131 (reorder_var_tracking_notes): New function.
8132 (bfin_reorg): Pass no argument to split_all_insns. Don't call
8133 update_life_info. Call df_analyze after scheduling and bundle
8134 generation. Call reorder_var_tracking_notes if generating these
8135 notes. Call df_finish_pass at the end.
8137 2007-06-12 Dirk Mueller <dmueller@suse.de>
8139 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
8140 a comparison, not an assignment.
8142 2007-06-12 Olivier Hainque <hainque@adacore.com>
8144 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
8145 Request walking the subtrees only, leaving the current is_lhs/val_only
8147 (convert_non_local_reference): Likewise.
8149 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
8151 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
8153 2007-06-12 Richard Guenther <rguenther@suse.de>
8155 PR tree-optimization/15353
8156 PR tree-optimization/31657
8157 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
8158 * timevar.def: Add TV_TREE_IFCOMBINE.
8159 * tree-pass.h (pass_tree_ifcombine): Declare.
8160 * tree-ssa-ifcombine.c: New file.
8161 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
8162 * tree-flow.h (blocks_in_phiopt_order): Declare.
8163 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
8164 (tree-ssa-ifcombine.o): New dependencies.
8166 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8168 PR rtl-optimization/32293
8169 * combine.c (simplify_if_then_else): Truncate return from
8170 nonzero_bits() to correct mode.
8172 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8174 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
8175 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
8177 2007-06-11 Diego Novillo <dnovillo@google.com>
8179 * Makefile.in (reload1.o-warn): Remove.
8181 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
8183 * combine.c (subst): Use reg_overlap_mentioned_p
8184 instead of comparing register numbers directly.
8186 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8188 * reload1.c (mark_home_live_1): Use the mode parameter.
8190 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8192 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
8193 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
8197 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
8199 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
8201 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8203 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
8204 from integer registers.
8205 (FP mode splitters): Handle TFmode.
8207 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
8209 * tree-ssa-structalias.c (find_what_p_points_to): Return false
8210 for ref-all pointers that point-to anything.
8212 2007-06-11 Joseph Myers <joseph@codesourcery.com>
8214 * config/arm/arm.c (arm_output_dwarf_dtprel,
8215 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
8217 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
8219 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
8220 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
8223 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
8225 * tree.c (signed_or_unsigned_type_for): New.
8226 (unsigned_type_for): Use signed_or_unsigned_type_for.
8227 (signed_type_for): Use signed_or_unsigned_type_for.
8228 * tree.h (signed_or_unsigned_type_for): New.
8229 (get_signed_or_unsigned_type): Remove.
8230 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
8231 lang_hooks.types.signed_type
8232 (size_diffop): Likewise.
8233 (all_ones_mask_p): Likewise.
8234 (build_range_check): Likewise.
8235 (fold_cond_expr_with_comparison): Likewise.
8236 (fold_cond_expr_with_comparison): Likewise.
8237 (unextend): Likewise.
8238 (extract_muldiv_1): Likewise.
8239 (fold_single_bit_test_into_sign_test): Likewise.
8240 (fold_binary): Likewise.
8241 (fold_ternary): Likewise.
8242 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
8243 instead of get_signed_or_unsigned_type.
8244 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
8245 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8246 * expr.c (signed_or_unsigned_type_for): Use
8247 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
8248 * langhooks.c (get_signed_or_unsigned_type): Remove.
8249 (lhd_signed_or_unsigned_type): Remove.
8250 * langhooks.h (lang_hooks_for_types): Remove signed_type and
8251 signed_or_unsigned_type.
8252 (lhd_signed_or_unsigned_type): Remove.
8253 * expmed.c (make_tree): Use signed_type_for instead of
8254 lang_hooks.types.signed_type.
8255 * c-common.c (same_scalar_type_ignoring_signedness): Use
8256 c_common_signed_type instead of lang_hooks.types.signed_type.
8257 (c_common_unsigned_type): New.
8258 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
8259 (shorten_compare): Use c_common_unsigned_type instead of
8260 c_common_signed_or_unsigned_type.
8261 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
8263 * convert.c (convert_to_integer): Use signed_type_for instead of
8264 lang_hooks.types.signed_type.
8265 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8266 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
8267 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
8268 * c-format.c (check_format_types): Use c_common_unsigned_type
8269 instead of unsigned_type_for.
8270 * c-decl.c (groakdeclarator): Likewise.
8271 * c-typeck.c (convert_for_assignment): Likewise.
8272 * c-common.h (c_common_unsigned_type): New.
8274 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8277 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
8278 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
8280 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8283 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
8284 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
8286 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
8287 Sebastian Pop <sebpop@gmail.com>
8289 * lambda-code.c (remove_iv): New.
8290 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
8292 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
8294 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
8295 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
8296 * tree-ssa-loop-prefetch.c: Include optabs.h.
8297 (FENCE_FOLLOWING_MOVNT): New macro.
8298 (struct mem_ref): Add independent_p and storent_p fields.
8299 (record_ref): Initalize the new fields.
8300 (gather_memory_references_ref): Return true if the reference
8302 (gather_memory_references): Check whether all memory accesses
8303 in loop were recorded.
8304 (should_issue_prefetch_p): Return false for nontemporal stores.
8305 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
8306 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
8307 (determine_loop_nest_reuse): Detect independent memory references.
8308 (loop_prefetch_arrays): Call mark_nontemporal_stores.
8309 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
8310 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
8311 * config/i386/i386.h (x86_mfence): Declare.
8312 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
8313 * config/i386/i386.c (x86_mfence): New variable.
8314 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
8316 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
8317 * optabs.c (init_optabs): Initialize storent_optab.
8318 * optabs.h (enum optab_index): Add OTI_storent.
8319 (storent_optab): Declare.
8320 * genopinit.c (optabs): Add initialization for storent_optab.
8321 * tree.h (MOVE_NONTEMPORAL): New macro.
8322 * expr.c (expand_assignment, store_expr, store_constructor_field,
8323 store_constructor, store_field, expand_expr_real_1): Propagate
8324 nontemporality of the expanded store.
8325 (emit_storent_insn): New function.
8326 * expr.h (expand_assignment, store_expr): Declaration changed.
8327 * function.c (assign_parm_setup_reg): Pass false as nontemporality
8328 to expand_assignment.
8329 * stmt.c (expand_asm_expr): Ditto.
8330 * calls.c (initialize_argument_information): Pass false as
8331 nontemporality to store_expr.
8332 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
8335 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8337 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
8339 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
8341 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8343 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
8344 and allow DECL_P here.
8346 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
8348 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
8349 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
8350 track of the size of the expression.
8351 * cfghooks.c (merge_blocks): Remove block from loops structure only
8352 after call of the merge_blocks hook.
8354 2007-06-09 Tom Tromey <tromey@redhat.com>
8356 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
8357 (deprecated_state): Removed.
8358 (start_decl): Update.
8359 (enum deprecated_states): Moved earlier.
8360 (groktypename): Update.
8361 (push_parm_decl): Likewise.
8362 (grokfield): Likewise.
8363 (start_function): Likewise.
8365 2007-06-09 Ian Lance Taylor <iant@google.com>
8367 PR tree-optimization/32169
8368 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
8369 CONVERT_EXPR, check whether min and max both converted to an
8370 overflow infinity representation.
8372 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
8374 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
8375 not inserted on the edge.
8377 2007-06-08 Bob Wilson <bob.wilson@acm.org>
8379 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
8380 instructions if they are supported.
8381 (__divsi3, __umodsi3, __modsi3): Likewise.
8382 (__ashldi3, __ashrdi3, __lshrdi3): New.
8383 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
8385 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
8386 Tony Linthicum <tony.linthicum@amd.com>
8388 * doc/invoke.texi: Add fvect-cost-model flag.
8389 * common.opt (fvect-cost-model): New flag.
8390 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
8391 cost fields in stmt_vec_info struct for STMT.
8392 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
8393 fields in stmt_vec_info struct and access functions for the same.
8394 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
8395 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
8396 load, store and vector to scalar operation.
8397 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
8398 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
8399 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
8400 (TARG_VEC_STORE_COST): Define cost of vector store.
8401 (vect_estimate_min_profitable_iters): Define new function.
8402 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
8403 check to evaluate if loop iterations are less than minimum profitable
8404 iterations determined by cost model or minimum vect loop bound defined
8405 by user, whichever is more conservative.
8406 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
8407 run-time check to evaluate if loop iterations are less than minimum
8408 profitable iterations determined by cost model or minimum vect loop
8409 bound defined by user, whichever is more conservative.
8410 (vect_estimate_min_profitable_iterations): New function to estimate
8411 mimimimum iterartions required for vector version of loop to be
8412 profitable over scalar version.
8413 (vect_model_reduction_cost): New function.
8414 (vect_model_induction_cost): New function.
8415 (vect_model_simple_cost): New function.
8416 (vect_cost_strided_group_size): New function.
8417 (vect_model_store_cost): New function.
8418 (vect_model_load_cost): New function.
8419 (vectorizable_reduction): Call vect_model_reduction_cost during
8421 (vectorizable_induction): Call vect_model_induction_cost during
8423 (vectorizable_load): Call vect_model_load_cost during analysis phase.
8424 (vectorizable_store): Call vect_model_store_cost during analysis phase.
8425 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
8426 vectorizable_promotion, vectorizable_demotion): Call
8427 vect_model_simple_cost during analysis phase.
8429 2007-06-08 Simon Baldwin <simonb@google.com>
8431 * reg-stack.c (get_true_reg): Readability change. Moved default case
8432 label into direct switch statement scope.
8434 2007-06-08 Simon Baldwin <simonb@google.com>
8436 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
8437 in gcc_assert() with '==' comparison.
8439 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8441 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
8442 TARGET_ABM handling of x86_popcnt variable.
8444 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8446 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
8447 __builtin_copysignq and __builtin_infq built-in functions.
8449 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8451 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
8452 SSE4.2 section. Correct built-in function names in SSE4A section.
8454 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8456 PR tree-optimization/32243
8457 * tree-vect-transform.c (vectorizable_type_promotion): Move check
8458 for ncopies after ratio check between nunits_out and nunits_in.
8459 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
8461 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
8463 PR tree-optimization/32224
8464 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
8465 vectorization upon a non GIMPLE_MODIFY_STMT.
8467 2007-06-08 Christian Bruel <christian.bruel@st.com>
8470 * config/sh/sh.md (doloop_end): New pattern and splitter.
8471 * loop-iv.c (simple_rhs_p): Check for hardware registers.
8473 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
8476 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
8478 (verify_dominators): Do not change dominance tree.
8480 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
8482 * config/sh/constraints.md: New file.
8483 * config/sh/sh.c: Include tm-constrs.h.
8484 (reg_class_from_letter): Remove.
8485 (prepare_cbranch_operands): Use satisfies_constraint_*
8486 function instead of macro.
8487 (andcosts, broken_move, sh_secondary_reload): Likewise.
8488 * config/sh/predicates.md (trapping_target_operand): Likewise.
8489 (and_operand, arith_operand, arith_reg_or_0_operand,
8490 cmp_operand, logical_operand, target_operand,
8491 ua_address_operand, ua_offset, xor_operand): Likewise.
8492 * config/sh/sh.md: Include constraints.md.
8493 (*movsicc_t_false): Use satisfies_constraint_* function
8495 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
8496 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
8497 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
8498 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
8499 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
8500 (REG_CLASS_FROM_CONSTRAINT): Remove.
8501 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
8502 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
8503 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
8504 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
8505 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
8506 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
8507 function instead of macro.
8508 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
8509 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
8510 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
8511 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
8512 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
8513 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
8514 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
8515 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
8516 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
8517 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
8518 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
8519 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
8520 EXTRA_CONSTRAINT_STR): Likewise.
8521 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
8523 2007-06-07 Geoffrey Keating <geoffk@apple.com>
8525 * config/i386/darwin.h (STACK_BOUNDARY): Define.
8527 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
8530 * c-common.h (flag_cpp0x): Replaced by...
8531 (cxx_dialect): ... this new variable specifying the C++ dialect that
8533 * c-common.c (flag_cpp0x): Removed.
8534 (cxx_dialect): Defined.
8535 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
8537 * c-opts.c (c_common_post_options): Likewise.
8538 (set_std_cxx98): Set cxx_dialect to cxx98.
8539 (set_std_cxx0x): Set cxx_dialect to cxx0x.
8541 2007-06-07 Geoffrey Keating <geoffk@apple.com>
8542 Hui-May Chang <hm.chang@apple.com>
8544 * doc/invoke.texi (Darwin Options): Update documentation for
8545 -mmacosx-version-min.
8546 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
8547 * config/darwin-driver.c: New file.
8548 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
8549 * config/t-darwin (darwin-driver.o): New rule.
8551 * config/darwin-c.c (version_as_macro): Ignore low digit.
8553 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
8555 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
8556 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
8557 (CSGNMODE): New mode macro.
8558 (CSGNVMODE): New mode attribute.
8559 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
8560 expander using CSGNMODE mode macro. Handle TFmode.
8561 (copysign<mode>3_const): Rename from copysignsf3_const and
8562 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
8564 (copysign<mode>3_var): Rename from copysignsf3_var and
8565 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
8567 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
8568 mode macro. Handle TFmode.
8569 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
8570 (iortf3, *iortf3): Ditto.
8571 (xortf3, *xortf3): Ditto.
8572 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
8573 TFmode and TImode masks.
8574 (ix86_expand_copysign): Expand TFmode copysign insn.
8575 (IX86_BUILTIN_INFQ): New.
8576 (IX86_BUILTIN_FABSQ): Ditto.
8577 (IX86_BUILTIN_COPYSIGNQ): Ditto.
8578 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
8579 [__builtin_fabsq]: Ditto.
8580 [__builtin_copysignq]: Ditto.
8581 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
8582 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
8583 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
8584 ix86_expand_binop_builtin().
8586 2007-06-07 Bob Wilson <bob.wilson@acm.org>
8588 * config/xtensa/lib1funcs.asm: Clean up whitespace.
8590 2007-06-07 Steve Ellcey <sje@cup.hp.com>
8593 * rtl.h (push_to_sequence2): New.
8594 * emit-rtl.c (push_to_sequence2): New.
8595 * function.c (assign_parm_data_all): Add new fields.
8596 (assign_parm_setup_block): Call push_to_sequence2 instead of
8598 (assign_parm_setup_reg): Ditto.
8599 (assign_parm_setup_stack): Ditto.
8600 (assign_parms_unsplit_complex): Ditto.
8601 (assign_parms): Change field name.
8603 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
8605 PR tree-optimization/32220
8606 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
8607 phi node is reached before defining statement.
8609 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8612 * tree-vect-transform.c (vectorizable_call): Call update_stmt
8613 after changing the right hand side of the assignment.
8615 2007-06-06 Eric Christopher <echristo@apple.com>
8617 * config.gcc (i?86-*-darwin*): Remove arch parameter.
8618 (x86_64-*-darwin*): Ditto.
8619 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
8620 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8622 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8624 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
8626 (add_key): Likewise.
8627 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
8628 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
8630 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
8632 (add_cost_one_coalesce): Likewise.
8633 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
8634 variable names. Rename orig to orig_name for consistency.
8635 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
8637 (cprop_into_successor_phis): Avoid using C++ keywords as variable
8639 (record_equivalences_from_stmt): Likewise.
8640 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
8641 the coding conventions.
8642 (memory_ssa_name_same): Likewise.
8643 (dse_optimize_stmt): Likewise.
8644 (dse_record_phis): Likewise.
8645 (dse_finalize_block): Likewise.
8646 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
8647 keywords as variable names.
8648 (may_move_till): Cast according to the coding conventions.
8649 (force_move_till_expr): Avoid using C++ keywords as variable names.
8650 (force_move_till): Cast according to the coding conventions.
8651 (memref_hash): Likewise.
8652 (memref_eq): Likewise.
8653 (gather_mem_refs_stmt): Likewise.
8654 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
8655 using C++ keywords as variable names.
8656 (idx_find_step): Cast according to the coding conventions.
8657 (idx_record_use): Likewise.
8658 (find_depends): Likewise.
8659 (prepare_decl_rtl): Likewise.
8660 (mbc_entry_hash): Likewise.
8661 (mbc_entry_eq): Likewise.
8662 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
8663 (simplify_replace_tree): Avoid using C++ keywords as variable names.
8664 (idx_infer_loop_bounds): Cast according to the coding conventions.
8665 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
8666 * tree-ssa-math-opts.c (occ_new ): Likwise.
8667 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
8669 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
8671 (add_use_op): Likewise.
8672 (add_vop): Likewise.
8673 (add_vuse_op): Likewise.
8674 (add_vdef_op): Likewise.
8675 (get_expr_operands): Likewise.
8676 (push_stmt_changes): Use type safe memory macros.
8677 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
8678 keywords as variable names.
8679 (conditional_replacement): Likewise.
8680 (minmax_replacement): Likewise.
8681 (abs_replacement): Likewise.
8682 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
8684 (insert_fake_stores): Avoid using C++ keywords as variable names.
8685 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
8687 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
8688 (heapvar_insert): Use type safe memory macros.
8689 (new_var_info): Cast according to the coding conventions.
8690 (new_constraint): Likewise.
8691 (remove_preds_and_fake_succs): Use type safe memory macros.
8692 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
8694 (thread_single_edge): Likewise.
8695 (thread_through_loop_header): Likewise.
8697 2007-06-06 Eric Christopher <echristo@apple.com>
8699 * config/i386/i386.c (override_options): Move handling
8700 of TARGET_SUBTARGET* earlier.
8702 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
8704 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
8707 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
8709 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
8710 emited outside of basic block.
8711 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
8713 * rtl.h (delete_insn_chain): Declaration changed.
8714 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
8716 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
8717 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
8718 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
8719 to delete_insn_chain.
8720 (rtl_verify_flow_info_1): Verify that the insns in header and footer
8721 do not have bb field set.
8722 (rtl_verify_flow_info): Verify that insns between basic blocks do not
8724 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
8725 * cfgcleanup.c (try_optimize_cfg): Ditto.
8727 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8729 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
8730 (lambda_body_vector_new): Use type safe memory macros.
8731 (lambda_linear_expression_new): Likewise.
8732 (lambda_loopnest_new): Likewise.
8733 (lambda_lattice_new): Likewise.
8734 (replace_uses_equiv_to_x_with_y): Cast according to the coding
8735 conventions. Use type safe memory macros.
8736 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
8737 (lambda_body_vector_s): Likewise.
8738 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
8739 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
8741 2007-06-06 Richard Guenther <rguenther@suse.de>
8743 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
8744 if we need to schedule cfg_cleanup.
8745 (tree_ssa_forward_propagate_single_use_vars): Do so.
8747 2007-06-06 Ian Lance Taylor <iant@google.com>
8749 * fold-const.c (merge_ranges): If range_successor or
8750 range_predecessor fail, just return 0.
8752 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8754 PR tree-optimization/32216
8755 * tree-vectorizer.c (supportable_widening_operation): Determine
8756 signedness of FIX_TRUNC_EXPR from output operand.
8757 (supportable_narrowing_operation): Ditto.
8758 * tree-vect-generic.c (expand_vector_operations_1): Determine
8759 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
8762 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8764 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
8765 (struct pta): ...from here. Change flags to unsigned to avoid
8766 excessive casting (as it is used as a bit mask).
8767 (override_options): Add casts according to the coding convenventions.
8768 (x86_64_elf_unique_section): Likewise.
8769 (examine_argument): Avoid using C++ keywords as variable names.
8770 (construct_container): Likewise.
8771 (legitimize_pic_address): Likewise.
8772 (get_dllimport_decl): Cast according to the coding conventions. Use
8773 type safe memory macros.
8774 (legitimize_address): Cast according to the coding conventions.
8775 (emit_i387_cw_initialization): Corrected the type of slot to enum
8777 (ix86_init_machine_status): Use type safe memory macros.
8778 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
8779 (bdesc_pcmpistr): Likewise.
8780 (bdesc_crc32): Likewise.
8781 (bdesc_sse_3arg): Likewise.
8782 (bdesc_2arg): Likewise.
8783 (bdesc_1arg): Likewise.
8784 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
8785 (ix86_expand_sse_pcmpistr): Likewise.
8786 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
8787 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
8788 int to match the langhook definition.
8789 (ix86_builtin_conversion): Change the type of code to unsigned init to
8790 match the langhook definition.
8791 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
8793 (ix86_preferred_output_reload_class): Likewise.
8794 (ix86_cannot_change_mode_class): Likewise.
8795 (ix86_memory_move_cost): Likewise.
8796 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
8797 avoid excessive casting later on.
8798 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
8800 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8802 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
8803 as flags setting insn.
8804 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
8806 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8808 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
8809 (UNSPEC_ROUND): New.
8810 ("sse4_1_round<mode>2"): New insn pattern.
8811 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
8813 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
8814 expander using SSEMODEF mode macro. Expand using
8815 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8816 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
8817 expander using SSEMODEF mode macro. Expand using
8818 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8819 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
8820 expander using SSEMODEF mode macro. Expand using
8821 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8822 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
8823 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
8824 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
8827 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
8828 Sebastian Pop <sebpop@gmail.com>
8830 * lambda.h (build_linear_expr): New.
8831 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
8832 Use build_linear_expr, call fold and force_gimple_operand.
8833 (lambda_loopnest_to_gcc_loopnest): Check that there is
8834 something to insert.
8835 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
8837 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
8839 PR preprocessor/23479
8840 * doc/extend.texi: Document the 0b-prefixed binary integer
8843 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8845 PR tree-optimization/32215
8846 * tree-vectorizer.c (supportable_widening_operation): Return false
8847 for unsupported FIX_TRUNC_EXPR tree code.
8848 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
8850 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
8852 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
8853 register on SPE targets. Change documentation to reflect
8855 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8856 Change FIXED_SCRATCH to 14 and document why we're keeping r14
8857 out of the register allocation pool.
8858 (rs6000_reg_live_or_pic_offset_p): New function.
8859 (rs6000_emit_prologue): Move the actual saving of LR up to free
8860 r0 for holding r11. Split saving of SPE 64-bit registers into
8861 its own case. Ensure that offsets will always be in-range for
8862 'evstdd' by using r11 as a scratch register to point at the start
8863 of the SPE save area. Save r11 if necessary, as it is the static
8865 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
8866 into its own case. Ensure that offsets will always be in-range
8867 for 'evldd' by using r11 as a scratch register to point at the
8868 start of the SPE save area. Also adjust r11 when restoring
8869 the stack pointer to compensate for pre-loading r11.
8871 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
8873 * cfg.c (init_flow): Use type safe memory macros.
8874 (alloc_block): Likewise.
8875 (unchecked_make_edge): Likewise.
8876 (dump_flow_info): Avoid using C++ keywords as variable names.
8877 (copy_original_table_clear): Cast according to the coding conventions.
8878 (copy_original_table_set): Likewise.
8879 * cfgexpand (label_rtx_for_bb): Likewise.
8880 (expand_gimple_basic_block): Likewise.
8881 * cfghooks.c (dump_bb): Likewise.
8882 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
8884 (lv_add_condition_to_bb): Likewise.
8885 * cfglayout (relink_block_chain): Cast according to the coding
8887 (fixup_reorder_chain): Likewise.
8888 (fixup_fallthru_exit_predecessor): Likewise.
8889 * cfgloop.c (glb_enum_p): Likewise.
8890 (get_exit_description): Likewise.
8891 (dump_recorded_exit): Likewise.
8892 * cfgloop.h (enum loop_estimation): Move out of struct scope...
8893 (struct loop): ... from here.
8894 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
8896 * cfgrtl.c (rtl_create_basic_block): Likewise.
8897 (rtl_split_block): Likewise.
8898 (rtl_dump_bb): Likewise.
8899 (cfg_layout_split_block): Likewise.
8900 (init_rtl_bb_info): Use typesafe memory macros.
8902 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
8903 * graphds.h: Updated all usages of edge to graph_edge.
8904 * graphds.c: Likewise.
8905 * cfgloopanal.c: Likewise.
8907 2007-06-05 Ian Lance Taylor <iant@google.com>
8909 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
8910 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
8911 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
8913 (test_for_singularity): Likewise.
8915 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8917 * config/i386/constraints.md ("Y2"): Replaced by ...
8919 * config/i386/i386.md: Likewise.
8920 * config/i386/mmx.md: Likewise.
8921 * config/i386/sse.md: Likewise.
8923 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8925 * config/i386/constraints.md ("z"): Replaced by ...
8927 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
8928 (sse4_1_blendvps): Likewise.
8929 (sse4_1_pblendvb): Likewise.
8930 (sse4_2_pcmpestr): Likewise.
8931 (sse4_2_pcmpestrm): Likewise.
8932 (sse4_2_pcmpestr_cconly): Likewise.
8933 (sse4_2_pcmpistr): Likewise.
8934 (sse4_2_pcmpistrm): Likewise.
8935 (sse4_2_pcmpistr_cconly): Likewise.
8937 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
8939 * matrix-reorg.c (transform_access_sites): Fix computation.
8940 (transform_allocation_sites): Same.
8942 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8944 * config/i386/i386.c (override_options): Use
8945 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
8947 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8949 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
8950 (nonimm_not_xmm0_operand): Ditto.
8951 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
8952 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
8953 as operand[2] predicate. Require "z" class XMM register for
8954 operand[3]. Adjust asm template.
8955 ("sse4_1_blendvpd"): Ditto.
8956 ("sse4_1_pblendvb"): Ditto.
8957 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
8958 force op2 into xmm0 register for variable blend instructions.
8960 2007-06-04 Tom Tromey <tromey@redhat.com>
8962 * c-tree.h (start_enum): Update.
8963 (build_enumerator): Likewise.
8964 * c-decl.c (enum_next_value): Removed.
8965 (enum_overflow): Likewise.
8966 (start_enum): Add c_enum_contents argument. Don't use globals.
8967 (build_enumerator): Likewise.
8968 * c-tree.h (struct c_enum_contents): New struct.
8970 2007-06-04 Tom Tromey <tromey@redhat.com>
8972 * c-common.c (c_common_get_alias_set): Fix indentation.
8974 2007-06-04 Ian Lance Taylor <iant@google.com>
8976 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
8977 to overflow, reduce overflow infinity to regular infinity.
8978 (vrp_var_may_overflow): New static function.
8979 (vrp_visit_phi_node): Check vrp_var_may_overflow.
8981 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
8983 * stor-layout.c (layout_type): Remove duplicate code.
8985 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
8988 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
8989 before build_common_builtin_nodes ().
8991 2007-06-04 Steve Ellcey <sje@cup.hp.com>
8994 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
8996 2007-06-04 Jan Hubicka <jh@suse.cz>
8998 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
8999 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
9000 instead of _stat version.
9002 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9004 PR tree-optimization/32194
9005 * tree-predcom.c (determine_offset): Check that both references have
9008 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9010 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
9011 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
9012 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
9013 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
9014 Add argument to iterate_fix_dominators call.
9015 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
9016 * gcse.c (hoist_code): Change domby to vector.
9017 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
9018 Add argument to iterate_fix_dominators call.
9019 * loop-doloop.c (doloop_modify): Changed recount_dominator to
9020 recompute_dominator.
9021 * lambda-code.c (perfect_nestify): Ditto.
9022 * cfgloopanal.c: Include graphds.h.
9023 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
9024 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
9025 (mark_irreducible_loops): Use graphds_scc. Remove argument from
9027 * graphds.c: New file.
9028 * graphds.h: New file.
9029 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
9030 (get_dominated_by, get_dominated_by_region): Change return type to
9032 (verify_dominators): Recompute all dominators and compare the results.
9033 (recount_dominator): Renamed to ...
9034 (recompute_dominator): ... this. Do not check that the block is
9036 (iterate_fix_dominators): Reimplemented.
9037 (prune_bbs_to_update_dominators, root_of_dom_tree,
9038 determine_dominators_for_sons): New functions.
9039 * et-forest.c (et_root): New function.
9040 * et-forest.h (et_root): Declare.
9041 * Makefile.in (graphds.o): Add.
9042 (cfgloopanal.o): Add graphds.h dependency.
9043 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
9044 * basic-block.h (get_dominated_by, get_dominated_by_region,
9045 iterate_fix_dominators): Declaration changed.
9046 (recount_dominator): Renamed to ...
9047 (recompute_dominator): ... this.
9048 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
9049 (thread_through_all_blocks): Do not free dominance info.
9051 2007-06-03 Andreas Schwab <schwab@suse.de>
9053 * config/m68k/m68k.c (override_options): Don't override
9055 * config/m68k/m68k-modes.def (SF, DF): Define to use
9056 motorola_single_format and motorola_double_format, resp.
9057 * real.c (motorola_single_format): Renamed from
9058 coldfire_single_format.
9059 (motorola_double_format): Renamed from coldfire_double_format.
9060 (encode_ieee_extended): Generate a proper canonical NaN image
9061 respecting canonical_nan_lsbs_set.
9062 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
9064 * real.h: Adjust declarations.
9066 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
9069 * config/sh/sh.md (symGOT_load): Don't schedule insns when
9070 the symbol is generated with the stack protector.
9072 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
9074 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
9075 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
9077 * doc/extend.texi (interrupt): Mention m68k.
9079 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
9081 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
9082 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
9083 (ix86_expand_sse_pcmpestr): Do not check operands for
9084 "register_operand", when insn operand predicate is "register_operand".
9085 (ix86_expand_sse_pcmpistr): Ditto.
9087 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
9088 Uros Bizjak <ubizjak@gmail.com>
9090 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
9091 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
9092 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
9093 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
9094 * config/i386/constraints.md ("z"): New register constraint
9095 for members of SSE_FIRST_REG class.
9096 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
9097 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
9098 SSE_FIRST_REG class.
9099 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
9100 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
9101 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
9102 (IX86_BUILTIN_PCMPESTRM128): Likewise.
9103 (IX86_BUILTIN_PCMPESTRA128): Likewise.
9104 (IX86_BUILTIN_PCMPESTRC128): Likewise.
9105 (IX86_BUILTIN_PCMPESTRO128): Likewise.
9106 (IX86_BUILTIN_PCMPESTRS128): Likewise.
9107 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
9108 (IX86_BUILTIN_PCMPISTRI128): Likewise.
9109 (IX86_BUILTIN_PCMPISTRM128): Likewise.
9110 (IX86_BUILTIN_PCMPISTRA128): Likewise.
9111 (IX86_BUILTIN_PCMPISTRC128): Likewise.
9112 (IX86_BUILTIN_PCMPISTRO128): Likewise.
9113 (IX86_BUILTIN_PCMPISTRS128): Likewise.
9114 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
9115 (struct builtin_description): Change "flag" field to unsigned.
9116 (bdesc_pcmpestr): New builtin description table.
9117 (bdesc_pcmpistr): Likewise.
9118 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
9119 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
9120 Initialize pcmp[ei]str[im] insns for SSE4.2.
9121 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
9122 (ix86_expand_sse_pcmpistr): Likewise.
9123 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
9124 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
9125 (UNSPEC_PCMPISTR): Likewise.
9126 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
9127 (sse4_2_pcmpestri):New isns pattern.
9128 (sse4_2_pcmpestrm): Likewise.
9129 (sse4_2_pcmpestr_cconly): Likewise.
9130 (sse4_2_pcmpistr): New insn patern and splitter.
9131 (sse4_2_pcmpistri):New isns pattern.
9132 (sse4_2_pcmpistrm): Likewise.
9133 (sse4_2_pcmpistr_cconly): Likewise.
9134 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
9137 2007-06-01 David Daney <ddaney@avtrex.com>
9139 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
9140 LOADGP_ABSOLUTE and not binds_local_p.
9142 2007-06-01 Geoffrey Keating <geoffk@apple.com>
9144 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
9146 2007-06-01 Ian Lance Taylor <iant@google.com>
9148 * tree-vrp.c (compare_name_with_value): Always set
9149 used_strict_overflow if we get a result from the variable itself.
9151 2007-06-01 Ian Lance Taylor <iant@google.com>
9153 PR rtl-optimization/31455
9154 * lower-subreg.c (find_decomposable_subregs): Don't decompose
9155 subregs which have a cast between modes which are not tieable.
9157 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
9159 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
9160 breaks after return statements.
9162 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
9164 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
9165 only after no_new_pseudos.
9167 2007-05-31 Eric Christopher <echristo@apple.com>
9169 * expr.c (convert_move): Assert that we don't have a BLKmode
9171 (store_expr): Handle BLKmode moves by calling emit_block_move.
9173 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
9175 * c-typeck.c (build_indirect_ref): Include type in error message.
9176 (build_binary_op): Pass types to binary_op_error.
9177 * c-common.c (binary_op_error): Take two type arguments, print out
9179 * c-common.h (binary_op_error): Update prototype.
9181 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9183 * config/i386/i386.c: Correct coments on -mno-sse4.
9185 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9187 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
9188 (x86_64-*-*): Likewise.
9189 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
9190 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
9191 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9192 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
9193 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9194 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9195 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9196 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9197 (OPTION_MASK_ISA_SSE4): Likewise.
9198 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
9199 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9200 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
9201 (override_options): Support SSE4.2.
9202 (ix86_build_const_vector): Support SImode and DImode.
9203 (ix86_build_signbit_mask): Likewise.
9204 (ix86_expand_int_vcond): Support V2DImode.
9205 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
9206 (IX86_BUILTIN_CRC32HI): Likewise.
9207 (IX86_BUILTIN_CRC32SI): Likewise.
9208 (IX86_BUILTIN_CRC32DI): Likewise.
9209 (IX86_BUILTIN_PCMPGTQ): Likewise.
9210 (bdesc_crc32): Likewise.
9211 (bdesc_sse_3arg): Likewise.
9212 (ix86_expand_crc32): Likewise.
9213 (ix86_init_mmx_sse_builtins): Support SSE4.2.
9214 (ix86_expand_builtin): Likewise.
9215 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9216 __SSE4_2__ for -msse4.2.
9217 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
9218 (CRC32MODE): Likewise.
9219 (crc32modesuffix): Likewise.
9220 (crc32modeconstraint): Likewise.
9221 (sse4_2_crc32<mode>): Likewise.
9222 (sse4_2_crc32di): Likewise.
9223 * config/i386/i386.opt (msse4.2): New for SSE4.2.
9225 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
9226 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
9227 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
9228 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
9229 (vcondu<mode>): Likewise.
9230 * doc/extend.texi: Document SSE4.2 built-in functions.
9231 * doc/invoke.texi: Document -msse4.2/-msse4.
9233 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
9235 PR tree-optimization/32160
9236 * tree-predcom.c (predcom_tmp_var): New function. Mark created
9237 variable as gimple reg.
9238 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
9240 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
9242 * gcc.c (main): Don't consider linker options when issuing the
9243 warning about a linker input file not being used.
9245 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9247 * tree-vrp.c (compare_names): Initialize sop.
9249 2007-05-30 Dirk Mueller <dmueller@suse.de>
9251 * cgraphunit.c (cgraph_analyze_function): Remove
9252 computation of inline parameters.
9254 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9256 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
9258 2007-05-30 Richard Sandiford <richard@codesourcery.com>
9260 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
9261 Add vx-common.h. Include vxworks.h between vx-common.h and
9263 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
9265 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
9266 (TARGET_ASM_DESTRUCTOR): Likewise.
9267 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
9268 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
9269 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
9270 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
9271 (VXWORKS_ENDIAN_SPEC): Define.
9272 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
9273 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
9274 VXWORKS_* equivalents.
9275 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
9276 (ASM_FILE_START): Delete.
9277 (TARGET_VERSION): Reformat.
9278 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
9279 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
9280 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
9281 (FPBIT, DPBIT): Define.
9282 (fp-bit.c, dp-bit.c): New rules.
9283 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
9284 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
9285 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
9286 * config/arm/arm.h: Include vxworks-dummy.h.
9287 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
9288 Mark with ATTRIBUTE_UNUSED.
9289 (arm_override_options): Do not allow VxWorks RTP PIC to be used
9290 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
9291 make it incompatible with -msingle-pic-base.
9292 (arm_function_ok_for_sibcall): Return false for calls that might
9293 go through a VxWorks PIC PLT entry.
9294 (require_pic_register): New function, split out from...
9295 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
9297 (arm_load_pic_register): Handle the VxWorks RTP initialization
9298 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
9299 (arm_emit_call_insn): New function.
9300 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
9301 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
9302 (pic_offset_arm): New pattern.
9303 (call, call_value): Use arm_emit_call_insn.
9304 (call_internal, call_value_internal): New expanders.
9305 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
9306 VxWorks unless __PIC__.
9308 2007-05-30 Eric Christopher <echristo@gmail.com>
9310 * genrecog.c: Include regs.h in generated file.
9311 * genemit.c: Ditto. Fix up formatting.
9312 * config/mn10300/constraints.md: New.
9313 * config/mn10300/mn10300.md: Include.
9314 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
9315 Fix up for removed macro.
9316 * config/mn10300/predicates.md (call_address_operand): Ditto.
9317 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
9318 (CONST_OK_FOR_I): Ditto.
9319 (CONST_OK_FOR_J): Ditto.
9320 (CONST_OK_FOR_K): Ditto.
9321 (CONST_OK_FOR_L): Ditto.
9322 (CONST_OK_FOR_M): Ditto.
9323 (CONST_OK_FOR_N): Ditto.
9324 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
9328 (EXTRA_CONSTRAINT): Ditto.
9330 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9332 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
9334 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
9335 OPTION_MASK_ISA_64BIT.
9336 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
9338 2007-05-30 Richard Guenther <rguenther@suse.de>
9341 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
9342 types for comparison.
9343 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
9344 with original typed arguments.
9345 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
9347 2007-05-30 Jakub Jelinek <jakub@redhat.com>
9349 PR tree-optimization/31769
9350 * except.c (duplicate_eh_regions): Clear prev_try if
9351 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
9353 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
9355 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
9356 * tree-ssa-sink.c (statement_sink_location): Return basic block and
9357 bsi of the location where statements should be inserted.
9358 (sink_code_in_bb): Take bsi from statement_sink_location.
9359 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
9360 instead of bsi_start.
9361 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
9363 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
9364 (bsi_move_before): Document inconsistency with bsi_move_after.
9365 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
9367 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9369 * config/i386/i386.h (TARGET_ABM): New define.
9370 (TARGET_POPCNT): Ditto.
9371 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
9372 New temporary defines to redefine from OPTION_ISA_* defines.
9373 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
9374 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
9375 (ix86_isa_flags): New extern int declaration.
9376 (TARGET_SUBTARGET_DEFAULT): New define.
9377 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
9378 (TARGET_SUBTARGET32_DEFAULT): Ditto.
9379 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
9380 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9381 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
9382 * config/i386/darwin.h: Change TARGET_64BIT define to
9385 * config/i386/i386.opt (m3dnowa): Define as undocumented option
9386 using existing "ix86_isa_flags" varible.
9387 (m32, m64): Use existing "ix86_isa_flags" variable.
9388 (mmmx, m3dnow): Ditto.
9389 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
9390 (mabm): Define as non-negative option using "x86_abm" variable.
9391 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
9393 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
9394 Rewrite feature test bitmap.
9395 (ix86_isa_flags): New initialized global int varible.
9396 (ix86_isa_flags_explicit): New static int variable.
9397 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
9398 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
9399 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
9400 target_flags_explicit.
9401 (override_options): Remove "target_enable" and "target_disable" fields
9402 from "struct ptt". Update processor_target_table accordingly. Remove
9403 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
9404 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
9405 "target_flags" and "ix86_isa_flags_explicit" instead of
9406 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
9407 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
9408 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
9409 to true when either of PTA_POPCNT or PTA_ABM is set in
9410 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
9411 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
9412 processor_alias_table flags entry. Remove handling of
9413 "target_enable" and "target_disable" fields of processor_target_table.
9414 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
9415 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
9416 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
9417 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
9418 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
9420 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
9422 2007-05-29 David Daney <ddaney@avtrex.com>
9425 * config/mips/mips.c (mips_output_mi_thunk): Emit
9426 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
9428 2007-05-29 Hui-May Chang <hm.chang@apple.com>
9429 * config/i386/i386.c (ix86_function_regparm): Added checking of
9430 ix86_force_align_arg_pointer to determine the number of
9431 register parameters.
9433 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
9435 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
9436 (SET_DR_MISALIGNMENT): New.
9437 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
9438 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
9439 Use SET_DR_MISALIGNMENT.
9440 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
9442 * tree-data-ref.c (create_data_ref, compute_all_dependences,
9443 find_loop_nest): Export.
9444 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
9445 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
9446 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
9447 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
9449 (struct mem_ref): Add field reuse_distance.
9450 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
9451 Initialize reuse_distance field.
9452 (issue_prefetch_ref): Select temporality of prefetch according to
9454 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
9455 self_reuse_distance, determine_loop_nest_reuse): New functions.
9456 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
9457 (tree_ssa_prefetch_arrays): Dump L2 cache size.
9458 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
9461 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
9463 * tree-ssa-alias.c: Add aliasing overview.
9465 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
9466 Danny Smith <dannysmith@users.sourceforge.net>
9469 * config/i386/t-crtfm: Compile crtfastmath.o with
9470 -minline-all-stringops.
9471 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
9472 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
9474 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9476 * doc/md.texi: Document constraints on HP PA-RISC.
9478 * pa/constraints.md: New file.
9479 * pa.md: Include constraints.md.
9480 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
9481 (integer_store_memory_operand, ldil_cint_p): New functions.
9482 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
9483 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
9484 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
9485 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
9486 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
9488 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
9491 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
9492 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
9493 case POSTDECREMENT_EXPR>): Return the error_mark_node
9494 if either the real or imaginary parts would an
9497 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
9499 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
9500 name when we remove it from a call.
9502 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
9504 * targhooks.c (default_narrow_bitfield): Remove.
9505 * targhooks.h: Remove the prototype for
9506 default_narrow_bitfield.
9508 * langhooks-def.h: Remove the prototype for
9509 hook_get_alias_set_0.
9510 * langhooks.c (hook_get_alias_set_0): Remove.
9512 * global.c (EXECUTE_IF_CONFLICT): Remove.
9514 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9517 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
9518 return true when truth_value_p is true and the type
9521 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
9523 * doc/install.texi (Prerequisites): We no longer require Autoconf
9524 2.13 for the top-level.
9526 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
9528 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
9529 memory access via x86_expand_vector_move_misalign() only for
9530 TImode values on 32-bit targets.
9532 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
9534 * matrix-reorg.c: New file. Implement matrix flattening and
9535 transposing optimization.
9536 * tree-pass.h: Add matrix reorg pass.
9537 * common.opt: Add fipa-mreorg flag.
9538 * Makefile.in: Add matrix-reorg.c.
9539 * passes.c: Add matrix reorg pass.
9540 * varpool.c (add_new_static_var): New function.
9541 * cgraph.h (add_new_static_var): Declare.
9543 2007-05-27 Eric Christopher <echristo@apple.com>
9545 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
9546 sp_offset depending on stack size. Save r12 depending
9547 on registers we're saving later.
9548 (rs6000_emit_epilogue): Update sp_offset depending only
9551 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
9553 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
9554 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
9555 * ifcvt.c (if_convert): Ditto.
9556 * tree-ssa-threadupdate.c (thread_block): Ditto.
9557 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
9558 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9559 verify_loop_closed_ssa): Check number_of_loops instead of
9561 * predict.c (tree_estimate_probability): Ditto.
9562 * tree-if-conv.c (main_tree_if_conversion): Ditto.
9563 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9564 * modulo-sched.c (sms_schedule): Ditto.
9565 * tree-scalar-evolution.c (scev_const_prop): Ditto.
9566 (scev_finalize): Do not do anything if scev analysis was not
9568 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
9569 current_loops == NULL.
9570 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
9571 * loop-init.c (loop_optimizer_init): Do not free current_loops when
9573 (loop_optimizer_finalize): Assert that loops were analyzed.
9574 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
9575 rtl_doloop): Check number_of_loops instead of current_loops.
9576 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
9577 current_loops == NULL.
9578 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
9579 gate_tree_vectorize tree_linear_transform, check_data_deps,
9580 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
9581 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
9582 Check number_of_loops instead of current_loops.
9583 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
9584 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
9585 free loops if available.
9586 (execute_pre): Do not pass do_fre to fini_pre.
9588 2007-05-27 Tobias Burnus <burnus@net-b.de>
9591 * real.c (mpfr_from_real): Fix sign of -Inf.
9593 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
9595 * tree-vect-transform.c (vectorizable_conversion): Initialize
9596 tree_code variables to ERROR_MARK.
9597 (vectorizable_type_demotion): Likewise.
9598 (vectorizable_type_promotion): Likewise.
9600 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9603 * config/i386/i386.md (movti): Handle push operands via
9606 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9608 * basic-block.h: Remove the prototype for merge_seq_blocks.
9609 * cfgcleanup.c (merge_seq_blocks): Remove.
9611 * tree-flow.h: Remove the prototype for is_aliased_with.
9612 * tree-ssa-alias.c (is_aliased_with): Remove.
9614 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
9616 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
9618 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
9620 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
9621 ix86_expand_sse4_unpack if SSE4.1 is enabled.
9622 (vec_unpacks_hi_v16qi): Likewise.
9623 (vec_unpacku_lo_v16qi): Likewise.
9624 (vec_unpacks_lo_v16qi): Likewise.
9625 (vec_unpacku_hi_v8hi): Likewise.
9626 (vec_unpacks_hi_v8hi): Likewise.
9627 (vec_unpacku_lo_v8hi): Likewise.
9628 (vec_unpacks_lo_v8hi): Likewise.
9629 (vec_unpacku_hi_v4si): Likewise.
9630 (vec_unpacks_hi_v4si): Likewise.
9631 (vec_unpacku_lo_v4si): Likewise.
9632 (vec_unpacks_lo_v4si): Likewise.
9634 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9636 * c-typeck.c, config/arm/arm.c, config/darwin.c,
9637 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
9638 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
9639 follow spelling conventions in various
9640 warning/error/diagnostic messages.
9642 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
9643 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
9644 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
9645 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
9646 tree-vrp.c: Fix comment typos. Follow spelling conventions.
9647 * doc/tm.texi: Follow spelling conventions.
9649 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9652 * tree-ssa-forwprop.c
9653 (forward_propagate_addr_into_variable_array_index): Remove
9654 the lhs argument. Use the type of def_rhs instead of lhs.
9655 (forward_propagate_addr_expr_1): Update use of
9656 forward_propagate_addr_into_variable_array_index.
9658 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
9659 Nigel Stephens <nigel@mips.com>
9661 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
9662 function attributes, "far" being an alias for "long_call".
9663 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
9664 (mips_near_type_p, mips_far_type_p): New.
9665 (mips_comp_type_attributes): New function to check that attributes
9666 attached to a function type are compatible.
9667 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
9668 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
9669 to the target function of the thunk.
9670 (mips_encode_section_info): Check for "near" and "far" function
9671 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
9673 * config/mips/predicates.md (const_call_insn_operand): Test only
9674 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
9676 * doc/extend.texi (Function Attributes): Document MIPS "near" and
9679 * testsuite/gcc.target/mips/near-far-1.c: New test case.
9680 * testsuite/gcc.target/mips/near-far-2.c: New test case.
9681 * testsuite/gcc.target/mips/near-far-3.c: New test case.
9682 * testsuite/gcc.target/mips/near-far-4.c: New test case.
9684 2007-05-25 Eric Christopher <echristo@apple.com>
9686 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
9687 to x86-darwin configurations.
9688 * config/i386/t-darwin: Add softfp support.
9689 * config/i386/t-darwin64: Ditto.
9690 * config/i386/sfp-machine.h: If mach then don't use
9691 aliasing, emit a stub to call.
9693 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
9695 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
9696 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
9697 tree-predcom.c, tree-ssa-alias-warnings.c,
9698 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
9699 comment typos. Follow spelling conventions.
9700 * doc/cpp.texi, doc/invoke.texi: Fix typos.
9702 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9705 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
9706 constants into memory. Expand unaligned memory references for
9707 SSE modes via x86_expand_vector_move_misalign() function.
9709 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
9711 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
9712 "memory" attribute for "sseishft" type insn without operands[2].
9714 2007-05-25 Dirk Mueller <dmueller@suse.de>
9715 Marcus Meissner <meissner@suse.de>
9717 * doc/extend.texi (alloc_size): New attribute.
9718 * c-common.c (handle_alloc_size_attribute): New.
9719 * tree-object-size.c (alloc_object_size): Use alloc_size
9720 attribute, if available.
9722 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9724 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
9726 (__builtin_ia32_vec_ext_v2di): Likewise.
9727 (__builtin_ia32_vec_ext_v4si): Likewise.
9728 (__builtin_ia32_vec_ext_v8hi): Likewise.
9729 (__builtin_ia32_vec_ext_v16qi): Likewise.
9730 (__builtin_ia32_vec_set_v8hi): Likewise.
9732 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9734 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
9736 2007-05-25 Richard Sandiford <richard@codesourcery.com>
9738 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
9739 (arm_is_longcall_p): Rename to...
9740 (arm_is_long_call_p): ...this. Take a single tree argument and
9742 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
9743 (CUMULATIVE_ARGS): Remove call_cookie.
9744 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
9745 (ENCODED_LONG_CALL_ATTR_P): Delete.
9746 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
9747 LONG_CALL_FLAG_CHAR cases.
9748 (ARM_DECLARE_FUNCTION_SIZE): Delete.
9749 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
9750 ARM_DECLARE_FUNCTION_SIZE.
9751 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
9752 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
9753 (arm_encode_call_attribute, current_file_function_operand): Delete.
9754 (arm_function_in_section_p): New function.
9755 (arm_is_longcall_p): Rename to...
9756 (arm_is_long_call_p): ...this. Take the target function as a single
9757 argument and return a bool. Do not rely on call cookies. Check
9758 whether the target symbol is in the same section as the current
9759 function, not just the same compilation unit.
9760 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
9761 (arm_encode_section_info): Don't encode a call type.
9762 * config/arm/arm.md (call, call_value): Update calls to
9763 arm_is_long(_)call_p. Simplify logic.
9764 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
9765 Update calls to arm_is_long(_)call_p.
9767 2007-05-25 Richard Guenther <rguenther@suse.de>
9769 PR tree-optimization/31982
9770 * tree-ssa-forwprop.c
9771 (forward_propagate_addr_into_variable_array_index): Handle arrays
9772 with element size one.
9774 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9776 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
9777 (umulsi3_highpart): Likewise.
9779 2007-05-24 Ian Lance Taylor <iant@google.com>
9781 PR rtl-optimization/32069
9782 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
9785 2007-05-24 Ollie Wild <aaw@google.com>
9787 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
9790 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
9792 * postreload-gcse.c (reg_changed_after_insn_p): New function.
9793 (oprs_unchanged_p): Use it to check all registers in a REG.
9794 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
9795 (reg_set_between_after_reload_p): Delete.
9796 (reg_used_between_after_reload_p): Likewise.
9797 (reg_set_or_used_since_bb_start): Likewise.
9798 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
9799 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
9800 Use reg_set_between_p instead of reg_set_between_after_reload_p.
9801 * rtlanal.c (reg_set_p): Check whether REG overlaps
9802 regs_invalidated_by_call, rather than just checking the
9803 membership of REGNO (REG).
9805 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9807 * doc/passes.texi: Document predictive commoning.
9808 * doc/invoke.texi (-fpredictive-commoning): Document.
9809 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
9810 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
9811 adding indices to the generated name.
9812 (schedule_sm): Pass 0 to get_lsm_tmp_name.
9813 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
9814 * tree-pretty-print.c (op_symbol_1): Renamed to ...
9815 (op_symbol_code): ... and exported.
9816 (dump_omp_clause, op_symbol): Use op_symbol_code
9817 instead of op_symbol_1.
9818 * tree-pass.h (pass_predcom): Declare.
9819 * timevar.def (TV_PREDCOM): New timevar.
9820 * tree-ssa-loop.c (run_tree_predictive_commoning,
9821 gate_tree_predictive_commoning, pass_predcom): New.
9822 * tree-data-ref.c (find_data_references_in_loop): Find the
9823 references in dominance order.
9824 (canonicalize_base_object_address): Ensure that the result has
9826 (dr_analyze_innermost): Export.
9827 (create_data_ref): Code to fail for references with invariant
9829 (find_data_references_in_stmt): ... here.
9830 * tree-data-ref.h (dr_analyze_innermost): Declare.
9831 * tree-affine.c: Include tree-gimple.h and hashtab.h.
9832 (aff_combination_find_elt, name_expansion_hash,
9833 name_expansion_eq, tree_to_aff_combination_expand,
9834 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
9836 * tree-affine.h (aff_combination_constant_multiple_p,
9837 tree_to_aff_combination_expand): Declare.
9838 * tree-predcom.c: New file.
9839 * common.opt (fpredictive-commoning): New option.
9840 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
9841 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
9842 * Makefile.in (tree-predcom.o): Add.
9843 (tree-affine.o): Add TREE_GIMPLE_H dependency.
9844 * passes.c (init_optimization_passes): Add dceloop after
9845 copy propagation in loop optimizer. Add predictive commoning
9846 to loop optimizer passes.
9848 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9850 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
9853 2007-05-24 Jan Hubicka <jh@suse.cz>
9855 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
9857 (genheader): Include statistics.h.
9859 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
9861 * print-rtl.c (flag_dump_unnumbered): Update comments.
9862 (print_rtl): Fix my previous change.
9863 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
9866 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9869 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
9871 (thread_through_all_blocks): Call initialize_original_copy_tables
9872 and free_original_copy_tables.
9873 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
9875 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9876 * cfghooks.c (duplicate_block): Use get_loop_copy.
9877 * cfg.c: Include cfgloop.h.
9878 (loop_copy): New hash table.
9879 (initialize_original_copy_tables): Initialize loop_copy table.
9880 (free_original_copy_tables): Free loop_copy table.
9881 (copy_original_table_clear, copy_original_table_set,
9882 set_loop_copy, get_loop_copy): New functions.
9883 (set_bb_original, set_bb_copy): Use copy_original_table_set.
9884 * cfgloop.h (struct loop): Remove copy field.
9885 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
9886 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
9888 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9890 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
9891 -msse/-msse2/-msse3.
9893 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9895 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
9896 __builtin_ia32_vec_set_v2di with MASK_64BIT.
9898 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
9901 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
9902 * targhooks.h (default_mangle_decl_assembler_name): Declare
9904 * targhooks.c (default_mangle_decl_assembler_name): Define
9906 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
9908 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
9909 * langhooks.c (lhd_set_decl_assembler_name): Call
9910 targetm.mangle_decl_assembler_name for names with global scope.
9912 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
9914 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
9915 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
9917 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
9918 New. Factored out of i386_pe_encode_section_info.
9919 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
9920 Move check for prior decoration of stdcall
9921 symbols to i386_pe_encode_section_info.
9922 (i386_pe_encode_section_info): Adjust call to
9923 gen_stdcall_or_fastcall_suffix. Use
9924 i386_pe_maybe_mangle_decl_assembler_name, if needed.
9925 (i386_pe_mangle_decl_assembler_name): New. Wrap
9926 i386_pe_maybe_mangle_decl_assembler_name.
9928 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9930 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
9931 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
9932 * langhooks.c (get_signed_or_unsigned_type): Don't check for
9933 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
9934 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
9937 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
9938 Nigel Stephens <nigel@mips.com>
9939 Richard Sandiford <richard@codesourcery.com>
9941 Fix up MIPS16 hard float and add support for complex.
9943 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
9944 (TARGET_SOFT_FLOAT_ABI): New.
9945 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
9946 __mips_soft_float to reflect the ABI in use, not whether the
9947 FPU is directly accessible (e.g., in MIPS16 mode).
9948 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
9949 (UNITS_PER_FPVALUE): Likewise.
9951 * config/mips/mips.c (mips_expand_call): Remove redundant
9952 TARGET_MIPS16 check.
9953 (mips_arg_regno): New.
9954 (function_arg_advance): When setting bits in cum->fp_code for
9955 MIPS16, don't subtract 1 from cum->arg_number, since it is now
9957 (function_arg): Use mips_arg_regno.
9958 (mips_return_mode_in_fpr_p): New.
9959 (mips16_call_stub_mode_suffix): New.
9960 (mips16_cfun_returns_in_fpr_p): New.
9961 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
9962 (mips_output_function_prologue): Test mips16_hard_float, not
9963 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
9964 (mips_expand_epilogue): Call MIPS16 helper routines to copy
9965 return value into a floating-point register.
9966 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
9967 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
9968 (mips16_fp_args): Handle MIPS32r2 ISA which supports
9969 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
9970 word of double arguments from or to the high bits of 64-bit
9971 floating point registers.
9972 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
9973 (mips16_fpret_double): New helper function.
9974 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
9975 support for complex modes. Fill in DECL_RESULT for stubdecl.
9976 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
9978 * config/mips/mips16.S
9979 (RET, ARG1, ARG2): New.
9980 (MERGE_GPRf, MERGE_GPRt): New.
9981 (DELAYt, DELAYf): New.
9982 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
9983 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
9984 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
9985 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
9986 (SFOP): Renamed to...
9987 (OPSF3): This, and macro-ified. Updated all uses.
9988 (SFOP2): Renamed to...
9989 (OPSF2): This, and macro-ified. Updated all uses.
9990 (SFCMP): Renamed to...
9991 (CMPSF): This, and macro-ified. Updated all uses.
9992 (SFREVCMP): Renamed to...
9993 (REVCMPSF): This, and macro-ified. Updated all uses.
9994 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
9995 (LDDBL1, LDDBL2, RETDBL): Deleted.
9996 (DFOP): Renamed to...
9997 (OPDF3): This, and macro-ified. Updated all uses.
9998 (DFOP2): Renamed to...
9999 (OPDF2): This, and macro-ified. Updated all uses.
10000 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
10001 (DFCMP): Renamed to...
10002 (CMPDF): This, and macro-ified. Updated all uses.
10003 (DFREVCMP): Renamed to...
10004 (REVCMPDF): This, and macro-ified. Updated all uses.
10005 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
10006 (RET_FUNCTION): New.
10007 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
10008 (__mips16_ret_sc, __mips16_ret_dc): New.
10009 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
10010 STUB_ARGS_6, STUB_ARGS_10): New.
10011 (CALL_STUB_NO_RET): New.
10012 (__mips16_call_stub_1): Macro-ified.
10013 (__mips16_call_stub_5): Macro-ified.
10014 (__mips16_call_stub_2): Macro-ified.
10015 (__mips16_call_stub_6): Macro-ified.
10016 (__mips16_call_stub_9): Macro-ified.
10017 (__mips16_call_stub_10): Macro-ified.
10018 (CALL_STUB_RET): New.
10019 (__mips16_call_stub_sf_0): Macro-ified.
10020 (__mips16_call_stub_sf_1): Macro-ified.
10021 (__mips16_call_stub_sf_5): Macro-ified.
10022 (__mips16_call_stub_sf_2): Macro-ified.
10023 (__mips16_call_stub_sf_6): Macro-ified.
10024 (__mips16_call_stub_sf_9): Macro-ified.
10025 (__mips16_call_stub_sf_10): Macro-ified.
10026 (__mips16_call_stub_df_0): Macro-ified.
10027 (__mips16_call_stub_df_1): Macro-ified.
10028 (__mips16_call_stub_df_5): Macro-ified.
10029 (__mips16_call_stub_df_2): Macro-ified.
10030 (__mips16_call_stub_df_6): Macro-ified.
10031 (__mips16_call_stub_df_9): Macro-ified.
10032 (__mips16_call_stub_df_10): Macro-ified.
10033 (__mips16_call_stub_sc_0): New.
10034 (__mips16_call_stub_sc_1): New.
10035 (__mips16_call_stub_sc_5): New.
10036 (__mips16_call_stub_sc_2): New.
10037 (__mips16_call_stub_sc_6): New.
10038 (__mips16_call_stub_sc_9): New.
10039 (__mips16_call_stub_sc_10): New.
10040 (__mips16_call_stub_dc_0): New.
10041 (__mips16_call_stub_dc_1): New.
10042 (__mips16_call_stub_dc_5): New.
10043 (__mips16_call_stub_dc_2): New.
10044 (__mips16_call_stub_dc_6): New.
10045 (__mips16_call_stub_dc_9): New.
10046 (__mips16_call_stub_dc_10): New.
10048 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
10049 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
10050 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
10052 2007-05-23 Ian Lance Taylor <iant@google.com>
10054 * doc/invoke.texi (Invoking GCC): Document that the order of the
10057 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
10060 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
10061 * config/score/predicate.md (const_pow2, const_npow2): Remove.
10062 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
10066 * config/score/score.c (score_print_operand): Make sure that only
10067 lower bits are used.
10069 2007-05-22 Ian Lance Taylor <iant@google.com>
10071 * tree-vrp.c (avoid_overflow_infinity): New static function,
10072 broken out of set_value_range_to_value.
10073 (set_value_range_to_value): Call avoid_overflow_infinity.
10074 (extract_range_from_assert): Likewise.
10076 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10078 PR middle-end/31095
10079 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
10080 change the type before looking for a COMPOUND_EXPR.
10082 2007-05-22 Ian Lance Taylor <iant@google.com>
10084 * lower-subreg.c (decompose_multiword_subregs): If we change an
10085 insn, call remove_retval_note on it.
10087 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10089 * regs.h (end_hard_regno): New function.
10090 (END_HARD_REGNO, END_REGNO): New macros.
10091 (add_to_hard_reg_set): New function.
10092 (remove_from_hard_reg_set): Likewise.
10093 (in_hard_reg_set_p): Likewise.
10094 (overlaps_hard_reg_set_p): Likewise.
10095 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
10096 (note_btr_set): Use END_HARD_REGNO.
10097 * caller-save.c (setup_save_areas): Use end_hard_regno.
10098 (mark_set_regs): Use END_HARD_REGNO.
10099 (add_stored_regs): Use end_hard_regno.
10100 (mark_referenced_regs): Use add_to_hard_reg_set.
10101 * combine.c (update_table_tick): Use END_REGNO.
10102 (record_value_for_reg): Likewise.
10103 (record_dead_and_set_regs): Likewise.
10104 (get_last_value_validate): Likewise.
10105 (use_crosses_set_p): Likewise.
10106 (reg_dead_at_p_1): Likewise.
10107 (reg_dead_at_p): Likewise.
10108 (mark_used_regs_combine): Use add_to_hard_reg_set.
10109 (move_deaths): Use END_HARD_REGNO.
10110 (reg_bitfield_target_p): Use end_hard_regno.
10111 (distribute_notes): Use END_HARD_REGNO.
10112 * cse.c (mention_regs): Use END_REGNO.
10113 (insert): Use add_to_hard_reg_set.
10114 (invalidate): Use END_HARD_REGNO.
10115 (invalidate_for_call): Likewise.
10116 (exp_equiv_p): Use END_REGNO.
10117 (cse_insn): Likewise.
10118 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
10119 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
10120 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
10121 * function.c (keep_stack_depressed): Use end_hard_regno.
10122 * global.c (global_alloc): Use end_hard_regno.
10123 (global_conflicts): Use add_to_hard_reg_set instead of
10125 (find_reg): Likewise.
10126 (mark_reg_store): Likewise.
10127 (mark_reg_conflicts): Likewise.
10128 (mark_reg_death): Use remove_from_hard_reg_set.
10129 (mark_reg_live_nc): Delete.
10130 (set_preference): Use end_hard_regno.
10131 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
10132 remove_from_hard_reg_set.
10133 (post_mark_life): Use add_to_hard_reg_set.
10134 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
10135 (reg_becomes_live): Use add_to_hard_reg_set.
10136 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
10137 (peep2_find_free_register): Use add_to_hard_reg_set.
10138 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
10139 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
10140 * regrename.c (note_sets): Use add_to_hard_reg_set.
10141 (clear_dead_regs): Use remove_from_hard_reg_set.
10142 (regrename_optimize): Use add_to_hard_reg_set.
10143 (find_oldest_value_reg): Use in_hard_reg_set_p.
10144 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
10145 (hard_reg_set_here_p): Use end_hard_regno.
10146 (decompose): Likewise.
10147 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
10148 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
10149 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
10150 (mark_home_live): Use end_hard_regno.
10151 (spill_hard_reg): Likewise.
10152 (clear_reload_reg_in_use): Likewise.
10153 * reorg.c (delete_prior_computation): Use END_REGNO.
10154 * resource.c (update_live_status): Use END_HARD_REGNO.
10155 (mark_referenced_resources): Use add_to_hard_reg_set.
10156 (mark_set_resources): Likewise.
10157 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
10158 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
10159 (reg_overlap_mentioned_p): Likewise.
10160 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
10161 (covers_regno_no_parallel_p): Use END_REGNO.
10162 (find_regno_note): Likewise.
10163 (find_reg_fusage): Use END_HARD_REGNO.
10164 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
10165 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
10167 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10169 * mode-switching.c (reg_dies): Change type of second argument to
10171 (optimize_mode_switching): Update accordingly.
10173 2007-05-22 Richard Sandiford <richard@codesourcery.com>
10175 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
10177 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
10178 (hard_reg_set_empty_p): ...these new functions.
10179 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
10180 GO_IF_HARD_REG_SUBSET.
10181 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
10182 instead of GO_IF_HARD_REG_EQUAL.
10183 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
10184 instead of GO_IF_HARD_REG_EQUAL.
10185 * global.c (find_reg): Use hard_reg_set_empty_p instead of
10186 GO_IF_HARD_REG_SUBSET.
10187 (modify_reg_pav): Use hard_reg_set_empty_p instead of
10188 GO_IF_HARD_REG_EQUAL.
10189 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
10190 of GO_IF_HARD_REG_SUBSET.
10191 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
10192 instead of GO_IF_HARD_REG_EQUAL.
10193 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
10194 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
10195 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
10196 of GO_IF_HARD_REG_SUBSET,
10197 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
10198 GO_IF_HARD_REG_SUBSET.
10199 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
10200 instead of GO_IF_HARD_REG_EQUAL.
10201 * config/sh/sh.c (push_regs, calc_live_regs): Use
10202 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
10203 (hard_regs_intersect_p): Delete.
10205 2007-05-22 Janis Johnson <janis187@us.ibm.com>
10207 * doc/sourcebuild.texi (Test Directives) Add dg-message.
10209 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
10210 Richard Henderson <rth@redhat.com>
10212 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
10214 (x86_64-*-*): Likewise.
10216 * i386/i386-modes.def (V2QI): New.
10218 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
10220 (override_options): Support SSE4.1.
10221 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
10222 (IX86_BUILTIN_BLENDPS): Likewise.
10223 (IX86_BUILTIN_BLENDVPD): Likewise.
10224 (IX86_BUILTIN_BLENDVPS): Likewise.
10225 (IX86_BUILTIN_PBLENDVB128): Likewise.
10226 (IX86_BUILTIN_PBLENDW128): Likewise.
10227 (IX86_BUILTIN_DPPD): Likewise.
10228 (IX86_BUILTIN_DPPS): Likewise.
10229 (IX86_BUILTIN_INSERTPS128): Likewise.
10230 (IX86_BUILTIN_MOVNTDQA): Likewise.
10231 (IX86_BUILTIN_MPSADBW128): Likewise.
10232 (IX86_BUILTIN_PACKUSDW128): Likewise.
10233 (IX86_BUILTIN_PCMPEQQ): Likewise.
10234 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
10235 (IX86_BUILTIN_PMAXSB128): Likewise.
10236 (IX86_BUILTIN_PMAXSD128): Likewise.
10237 (IX86_BUILTIN_PMAXUD128): Likewise.
10238 (IX86_BUILTIN_PMAXUW128): Likewise.
10239 (IX86_BUILTIN_PMINSB128): Likewise.
10240 (IX86_BUILTIN_PMINSD128): Likewise.
10241 (IX86_BUILTIN_PMINUD128): Likewise.
10242 (IX86_BUILTIN_PMINUW128): Likewise.
10243 (IX86_BUILTIN_PMOVSXBW128): Likewise.
10244 (IX86_BUILTIN_PMOVSXBD128): Likewise.
10245 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
10246 (IX86_BUILTIN_PMOVSXWD128): Likewise.
10247 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
10248 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
10249 (IX86_BUILTIN_PMOVZXBW128): Likewise.
10250 (IX86_BUILTIN_PMOVZXBD128): Likewise.
10251 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
10252 (IX86_BUILTIN_PMOVZXWD128): Likewise.
10253 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
10254 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
10255 (IX86_BUILTIN_PMULDQ128): Likewise.
10256 (IX86_BUILTIN_PMULLD128): Likewise.
10257 (IX86_BUILTIN_ROUNDPD): Likewise.
10258 (IX86_BUILTIN_ROUNDPS): Likewise.
10259 (IX86_BUILTIN_ROUNDSD): Likewise.
10260 (IX86_BUILTIN_ROUNDSS): Likewise.
10261 (IX86_BUILTIN_PTESTZ): Likewise.
10262 (IX86_BUILTIN_PTESTC): Likewise.
10263 (IX86_BUILTIN_PTESTNZC): Likewise.
10264 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
10265 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
10266 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
10267 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
10268 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
10269 (bdesc_ptest): New.
10270 (bdesc_sse_3arg): Likewise.
10271 (bdesc_2arg): Likewise.
10272 (bdesc_1arg): Likewise.
10273 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
10275 (ix86_expand_sse_4_operands_builtin): New.
10276 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
10277 smaller than 8 bits as the 2nd arg.
10278 (ix86_expand_sse_ptest): New.
10279 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
10280 (ix86_expand_vector_set): Support SSE4.1.
10281 (ix86_expand_vector_extract): Likewise.
10283 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
10284 __SSE4_1__ for -msse4.1.
10286 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
10287 (UNSPEC_INSERTPS): Likewise.
10288 (UNSPEC_DP): Likewise.
10289 (UNSPEC_MOVNTDQA): Likewise.
10290 (UNSPEC_MPSADBW): Likewise.
10291 (UNSPEC_PHMINPOSUW): Likewise.
10292 (UNSPEC_PTEST): Likewise.
10293 (UNSPEC_ROUNDP): Likewise.
10294 (UNSPEC_ROUNDS): Likewise.
10296 * config/i386/i386.opt (msse4.1): New for SSE4.1.
10298 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
10299 (const_pow2_1_to_32768_operand): Likewise.
10301 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
10304 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
10306 (sse4_1_insertps): Likewise.
10307 (*sse4_1_extractps): Likewise.
10308 (sse4_1_ptest): Likewise.
10309 (sse4_1_mulv2siv2di3): Likewise.
10310 (*sse4_1_mulv4si3): Likewise.
10311 (*sse4_1_smax<mode>3): Likewise.
10312 (*sse4_1_umax<mode>3): Likewise.
10313 (*sse4_1_smin<mode>3): Likewise.
10314 (*sse4_1_umin<mode>3): Likewise.
10315 (sse4_1_eqv2di3): Likewise.
10316 (*sse4_1_pinsrb): Likewise.
10317 (*sse4_1_pinsrd): Likewise.
10318 (*sse4_1_pinsrq): Likewise.
10319 (*sse4_1_pextrb): Likewise.
10320 (*sse4_1_pextrb_memory): Likewise.
10321 (*sse4_1_pextrw_memory): Likewise.
10322 (*sse4_1_pextrq): Likewise.
10323 (sse4_1_blendpd): Likewise.
10324 (sse4_1_blendps): Likewise.
10325 (sse4_1_blendvpd): Likewise.
10326 (sse4_1_blendvps): Likewise.
10327 (sse4_1_dppd): Likewise.
10328 (sse4_1_dpps): Likewise.
10329 (sse4_1_movntdqa): Likewise.
10330 (sse4_1_mpsadbw): Likewise.
10331 (sse4_1_packusdw): Likewise.
10332 (sse4_1_pblendvb): Likewise.
10333 (sse4_1_pblendw): Likewise.
10334 (sse4_1_phminposuw): Likewise.
10335 (sse4_1_extendv8qiv8hi2): Likewise.
10336 (*sse4_1_extendv8qiv8hi2): Likewise.
10337 (sse4_1_extendv4qiv4si2): Likewise.
10338 (*sse4_1_extendv4qiv4si2): Likewise.
10339 (sse4_1_extendv2qiv2di2): Likewise.
10340 (*sse4_1_extendv2qiv2di2): Likewise.
10341 (sse4_1_extendv4hiv4si2): Likewise.
10342 (*sse4_1_extendv4hiv4si2): Likewise.
10343 (sse4_1_extendv2hiv2di2): Likewise.
10344 (*sse4_1_extendv2hiv2di2): Likewise.
10345 (sse4_1_extendv2siv2di2): Likewise.
10346 (*sse4_1_extendv2siv2di2): Likewise.
10347 (sse4_1_zero_extendv8qiv8hi2): Likewise.
10348 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
10349 (sse4_1_zero_extendv4qiv4si2): Likewise.
10350 (*sse4_1_zero_extendv4qiv4si2): Likewise.
10351 (sse4_1_zero_extendv2qiv2di2): Likewise.
10352 (*sse4_1_zero_extendv2qiv2di2): Likewise.
10353 (sse4_1_zero_extendv4hiv4si2): Likewise.
10354 (*sse4_1_zero_extendv4hiv4si2): Likewise.
10355 (sse4_1_zero_extendv2hiv2di2): Likewise.
10356 (*sse4_1_zero_extendv2hiv2di2): Likewise.
10357 (sse4_1_zero_extendv2siv2di2): Likewise.
10358 (*sse4_1_zero_extendv2siv2di2): Likewise.
10359 (sse4_1_roundpd): Likewise.
10360 (sse4_1_roundps): Likewise.
10361 (sse4_1_roundsd): Likewise.
10362 (sse4_1_roundss): Likewise.
10363 (mulv4si3): Don't expand for SSE4.1.
10364 (smax<mode>3): Likewise.
10365 (umaxv4si3): Likewise.
10366 (uminv16qi3): Likewise.
10367 (umin<mode>3): Likewise.
10368 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
10370 * doc/extend.texi: Document SSE4.1 built-in functions.
10372 * doc/invoke.texi: Document -msse4.1.
10374 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
10376 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
10377 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
10378 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
10379 (ASM_SPEC): Add asm_pcrel_spec.
10380 (EXTRA_SPECS): Add asm_pcrel_spec.
10382 2007-05-21 David Daney <ddaney@avtrex.com>
10384 * doc/install.texi (Building a cross compiler): Add requirements
10385 for Java cross compiler.
10387 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10389 PR middle-end/31995
10390 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
10391 Add loopno argument. Use evolution_function_is_invariant_rec_p
10392 instead of evolution_function_is_constant_p.
10393 Update calls to evolution_function_is_affine_multivariate_p.
10394 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
10395 Add loopno argument.
10396 * tree-scalar-evolution.c (gather_chrec_stats): Call
10397 evolution_function_is_affine_multivariate_p with a loop
10399 * tree-data-ref.c (analyze_miv_subscript): Likewise.
10400 (analyze_overlapping_iterations): Likewise.
10401 (access_functions_are_affine_or_constant_p): Likewise.
10402 (build_classic_dist_vector_1): If the access functions
10403 are equal, don't do anything.
10405 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
10406 Paolo Carlini <pcarlini@suse.de>
10407 Uros Bizjak <ubizjak@gmail.com>
10409 * c-cppbuiltin.c (c_cpp_builtins): Define
10410 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
10411 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
10412 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
10413 * doc/cpp.texi ([Standard Predefined Macros]): Document.
10415 2007-05-21 Mike Stump <mrs@apple.com>
10417 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
10419 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10421 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
10423 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
10424 implementation if __OPTIMIZE__ is not defined.
10425 (_mm_alignr_pi8): Ditto.
10426 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10427 (_mm_inserti_si64): Ditto.
10428 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10429 (_mm_slli_epi16): Ditto.
10430 (_mm_slli_epi32): Ditto.
10431 (_mm_slli_epi64): Ditto.
10432 (_mm_srai_epi16): Ditto.
10433 (_mm_srai_epi32): Ditto.
10434 (_mm_srli_si128): Ditto.
10435 (_mm_slli_si128): Ditto.
10436 (_mm_srli_epi16): Ditto.
10437 (_mm_srli_epi32): Ditto.
10438 (_mm_srli_epi64): Ditto.
10439 (_mm_extract_epi16): Ditto.
10440 (_mm_insert_epi16): Ditto.
10441 (_mm_shufflehi_epi16): Ditto.
10442 (_mm_shufflelo_epi16): Ditto.
10443 (_mm_shuffle_epi32): Ditto.
10444 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
10445 (_m_pextrw): Ditto.
10446 (_mm_insert_pi16): Ditto.
10447 (_m_pinsrw): Ditto.
10448 (_mm_shuffle_pi16): Ditto.
10449 (_m_pshufw): Ditto.
10450 (_mm_shufle_ps): Ditto.
10451 (_mm_prefetch): Ditto.
10453 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
10455 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
10456 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
10457 * real.c (encode_i370_single, decode_i370_single,
10458 encode_i370_double, decode_i370_double): Functions removed.
10459 (i370_single_format, i370_double_format): Initializations removed.
10460 (real_maxval, round_for_format, exact_real_truncate, significand_size):
10461 Consider the log2_b field to always be one.
10462 (ieee_single_format, mips_single_format, coldfire_single_format,
10463 ieee_double_format, mips_double_format, coldfire_double_format,
10464 ieee_extended_motorola_format, ieee_extended_intel_96_format,
10465 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
10466 ibm_extended_format, mips_extended_format, ieee_quad_format,
10467 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
10468 decimal_single_format, decimal_double_format, decimal_quad_format,
10469 c4x_single_format, c4x_extended_format, real_internal_format): Remove
10470 initialization of log2_b.
10471 * real.h (i370_single_format, i370_double_format): Declarations
10473 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
10474 field to always be one.
10476 2007-05-21 Andreas Schwab <schwab@suse.de>
10478 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
10479 NOTE_INSN_BASIC_BLOCK_P.
10480 (process_for_unwind_directive): Likewise.
10482 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
10484 * builtins.c (expand_builtin_setjmp_setup): Update comment.
10485 * function.h (struct function): Move va_list_gpr_size,
10486 va_list_fpr_size, function_frequency to front of bitfields. Add
10488 (current_function_calls_unwind_init): New.
10489 * except.c (expand_builtin_unwind_init): Set
10490 current_function_calls_unwind_init not
10491 current_function_has_nonlocal_label.
10492 * reload1.c (has_nonexceptional_receiver): New.
10493 (reload): Use it and current_function_calls_unwind_init to
10494 determine whether call-saved regs must be saved.
10496 2007-05-20 Jan Hubicka <jh@suse.cz>
10498 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
10499 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10500 * ddg.c (create_ddg): LIkewise.
10501 * final.c (final): Remove hunk moving line number notes around since
10502 they are no longer present at this stage.
10503 (final_scan_insn): Use NOTE_KIND instead of
10504 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10505 (output_asm_label): Likewise.
10506 * reorg.c (dbr_schedule): Likewise.
10507 * haifa-sched.c (unlink_other_notes): Likewise.
10508 * mode-switching.c (optimize_mode_switching): Likewise.
10509 * graph.c (start_bb): Likewise.
10510 * rtl.def (NOTE): Update description.
10511 * jump.c (squeeze_notes): Delete.
10512 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
10513 NOTE_INSN_BASIC_BLOCK_P when possible.
10514 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
10515 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
10516 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10517 (dwarf2out_var_location): Likewise.
10518 * cfgbuild.c (make_edges): Likewise.
10519 (find_basic_blocks_1): Likewise.
10520 * function.c (reorder_blocks_1): Likewise.
10521 (epilogue_done): Likewise.
10522 (reposition_prologue_and_epilogue_notes): Likewise.
10523 * print-rtl.c (print_rtx): Likewise; drop code for printing
10525 (print_rtl): Likewise.
10526 (print_rtl_single): Likewise.
10527 * gcse.c (insert_insn_start_bb): Likewise.
10528 * alias.c (init_alias_analysis): Likewise.
10529 * calls.c (fixup_tail_calls): Likewise.
10530 * except.c (sjlj_emit_function_enter): Likewise.
10531 * emit-rtl.c (add_insn_after): Likeiwse.
10532 (emit_label_before): Likewise.
10533 (emit_label_after): Likewise.
10534 (emit_note_before, emit_note_after, emit_note): Update
10535 parameter to be enum insn_note; do not deal with source
10537 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
10538 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
10540 (merge_blocks_move_successor_nojumps): Simplify now when
10541 we don't have BLOCK notes.
10542 (try_optimize_cfg): Likewise.
10543 * cfglayout.c (skip_insns_after_block): Likewise.
10544 (record_effective_endpoints): Likewise.
10545 (duplicate_insn_chain): Likewise.
10546 * varasm.c (output_constant_pool_1): Likewise.
10547 * sched-deps.c (sched_analyze): Likewise.
10548 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
10550 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
10551 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
10552 (SET_INSN_DELETED): Simplify.
10553 (NOTE_LINE_NUMBER): Exterminate.
10554 (NOTE_LINE_KIND): New.
10555 (NOTE_INSN_BASIC_BLOCK_P): Update.
10556 (enum insn_note): Simplify.
10557 (GET_NOTE_INSN_NAME) Simplify.
10558 (emit_note_before, emit_note_after, emit_note): Update prototype.
10559 (squeeze_notes): Remove.
10560 * sched-int.h (NOTE_NOT_BB_P): Update.
10561 * resource.c (mark_target_live_regs): Update.
10562 * sched-rgn.c (debug_dependencies): Update.
10563 * sched-vis.c (print_insn): Update.
10564 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
10565 * config/i386/i386.c (ix86_output_function_epilogue): Update.
10566 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
10567 (TARGET_ADJUST_UNROLL_MAX): Likewise.
10568 (split_branches): Update.
10569 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
10571 (sh_adjust_unroll_max): Exterminate.
10572 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
10573 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
10574 (m68hc11_reorg): Likewise.
10575 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
10576 (emit_predicate_relation_info): Update.
10577 (process_for_unwind_directive): Update.
10578 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
10579 (output_call): Update.
10580 * config/pa/pa.c (output_lbranch): Update.
10581 (output_millicode_call): Update.
10582 (output_call): Update.
10583 (pa_combine_instructions): Update.
10584 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
10585 * config/bfin/bfin.c (gen_one_bundle): Update.
10586 * cfgrtl.c (can_delete_note_p): Update.
10587 (delete_insn): Update.
10588 (rtl_merge_blocks): Update.
10589 (commit_one_edge_insertion): Update.
10590 (rtl_verify_flow_info): Update.
10591 * stmt.c (expand_case): Do not call squeeze_notes.
10593 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10600 * c.opt (Wtype-limits): New.
10601 * doc/invoke.texi (Wtype-limits): Document it.
10602 (Wextra): Enabled by -Wextra.
10603 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10604 * c-common.c (shorten_compare): Warn with Wtype-limits.
10606 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10608 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
10609 inlined function, not as a macro.
10610 (_mm_alignr_pi8): Ditto.
10611 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10612 (_mm_inserti_si64): Ditto.
10613 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10614 (_mm_extract_epi16): Ditto.
10615 (_mm_insert_epi16): Ditto.
10616 (_mm_shufflehi_epi16): Ditto.
10617 (_mm_shufflelo_epi16): Ditto.
10618 (_mm_shuffle_epi32): Ditto.
10619 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
10620 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
10622 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
10624 (_m_to_float): Use C89 compatible assignment.
10626 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
10629 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
10631 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10634 * doc/invoke.texi (Wreturn-type): Complete description.
10635 (Wextra): Delete item about return-type warning.
10636 * c-decl.c: Delete redundant Wextra warning.
10638 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10641 * config/i386/pmmintrin.h: Do not include xmmintrin.h
10642 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
10643 inlined function, not as a macro.
10644 (_mm_prefetch): Ditto.
10645 (_m_pextrw): Ditto.
10646 (_mm_insert_pi16): Ditto.
10647 (_m_pinsrw): Ditto.
10648 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
10649 (_m_pshufw): Ditto. Add const to __N argument.
10650 (_mm_shufle_ps): Ditto. Add const to __mask argument.
10651 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
10652 (_mm_slli_epi32): Ditto.
10653 (_mm_srli_si128): Implement as always inlined function, not as a
10654 macro. Add __inline to function declaration.
10655 (_mm_slli_si128): Ditto.
10657 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
10659 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
10660 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
10662 (struct fenv): New structure.
10663 (FP_HANDLE_EXCEPTIONS): New define.
10664 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
10665 (_FP_DECL_EXP): New define.
10666 (FP_INIT_ROUNDMODE): New define.
10667 (FP_ROUNDMODE): New define.
10669 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10671 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
10672 (Wconversion): Update description.
10673 (Wconversion-sign): New.
10674 * c.opt (Wconversion-sign): New.
10675 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
10676 means disabled for C++. Otherwise, take the status of Wconversion.
10677 * c-common.c (conversion_warning): Warn with either Wconversion or
10679 (warnings_for_convert_and_check): Conditions are already checked by
10680 conversion_warning.
10681 (convert_and_check): Don't check warnings if the conversion failed.
10683 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
10684 Anatoly Sokolov <aesok@dol.ru>
10686 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
10687 avr_epilogue_uses) : Add declaration.
10688 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
10689 * config/avr/constraints.md (R): New constraint.
10690 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
10691 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
10692 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
10693 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
10694 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
10695 call_prologue_saves, epilogue_restores, return_from_epilogue,
10696 return_from_main_epilogue, return_from_interrupt_epilogue,
10697 return_from_naked_epilogue, prologue, epilogue): New patterns.
10698 (jump): Handle symbol reference.
10699 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
10700 avr_output_function_prologue, avr_output_function_epilogue): Remove
10702 (avr_init_machine_status, expand_prologue, expand_epilogue,
10703 avr_asm_function_end_prologue, avr_epilogue_uses,
10704 avr_asm_function_begin_epilogue): New functions.
10705 (prologue_size, epilogue_size, jump_tables_size): Remove global
10707 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
10708 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
10709 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
10710 (avr_override_options): Initialise init_machine_status.
10711 (output_movhi): Handle all stack pointer loads.
10712 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
10713 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
10714 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
10715 (EPILOGUE_USES) Redefine.
10716 (machine_function) Declare.
10718 2007-05-19 Richard Sandiford <richard@codesourcery.com>
10720 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
10721 Use a single return statement.
10723 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10725 PR middle-end/30250
10726 * builtins.c (do_mpfr_lgamma_r): New.
10727 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
10728 * tree.h (CASE_FLT_FN_REENT): New.
10730 2007-05-18 Geoffrey Keating <geoffk@apple.com>
10732 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
10733 (output_die): Use 'unsigned long' with %x.
10734 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
10735 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
10736 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
10738 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
10740 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
10745 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
10746 true if function has no argument.
10748 2007-05-18 DJ Delorie <dj@redhat.com>
10750 * config/mips/mips.c (mips_offset_within_alignment_p): New.
10751 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
10753 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10755 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
10756 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
10757 count_trailing_zeros.
10758 (__i386__): Implement count_leading_zeros using __builtin_clz().
10759 Implement count_trailing_zeros usign __builtin_ctz().
10761 2007-05-18 Richard Sandiford <richard@codesourcery.com>
10763 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
10765 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10767 PR middle-end/31344
10768 * expr.c (emit_move_change_mode): Change mode of push operands here.
10770 2007-05-17 Ian Lance Taylor <iant@google.com>
10772 PR tree-optimization/31953
10773 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
10774 Change all callers.
10775 (set_value_range_to_null): Call set_value_range_to_value.
10776 (extract_range_from_comparison): Likewise.
10778 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10780 * toplev.c (print_version): Output GMP/MPFR version info.
10782 * builtins.c (CASE_MATHFN_REENT): New macro.
10783 (mathfn_built_in): Use it.
10784 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
10785 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
10786 BUILT_IN_LGAMMAL_R): New.
10787 * doc/extend.texi: Document new builtins.
10789 PR middle-end/31796
10790 * builtins.c (do_mpfr_remquo): New.
10791 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
10792 (fold_builtin_3): Handle BUILT_IN_REMQUO.
10794 PR middle-end/30251
10795 * builtins.c (fold_builtin_1): Handle y0, y1.
10796 (fold_builtin_2): Handle yn.
10798 PR middle-end/30251
10799 * builtins.c (do_mpfr_bessel_n): New.
10800 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
10801 (fold_builtin_2): Handle BUILT_IN_JN.
10803 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
10806 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
10807 TYPE_PRECISION (intmax_type_node).
10809 2007-05-17 Steve Ellcey <sje@cup.hp.com>
10812 * reload.c (subst_reloads): Remove checking.
10814 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10816 PR rtl-optimization/31691
10817 * combine.c (simplify_set): Build a new src pattern instead of
10818 substituting its operands in the COMPARE case.
10820 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
10822 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
10823 (execute_vrp): Preserve loops through jump threading.
10824 * tree-ssa-threadupdate.c (thread_single_edge,
10825 dbds_continue_enumeration_p, determine_bb_domination_status,
10826 thread_through_loop_header): New functions.
10827 (create_edge_and_update_destination_phis,
10828 create_edge_and_update_destination_phis): Set loops for the new blocks.
10829 (prune_undesirable_thread_requests): Removed.
10830 (redirect_edges): Do not pretend that redirect_edge_and_branch can
10832 (thread_block): Do not call prune_undesirable_thread_requests.
10834 (mark_threaded_blocks): Select edges to thread here.
10835 (thread_through_all_blocks): Take may_peel_loop_headers argument.
10836 Thread edges through loop headers independently.
10837 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
10838 * tree-pass.h (TODO_mark_first_instance): New.
10839 (first_pass_instance): Declare.
10840 * cfghooks.c (duplicate_block): Put the block to the original loop
10841 if copy is not specified.
10842 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
10843 jump threading. Pass may_peel_loop_headers to
10844 thread_through_all_blocks according to first_pass_instance.
10845 * cfgloop.h (create_preheader): Declare.
10846 * tree-flow.h (thread_through_all_blocks): Declaration changed.
10847 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
10848 * passes.c (first_pass_instance): New variable.
10849 (next_pass_1): Set TODO_mark_first_instance.
10850 (execute_todo): Set first_pass_instance.
10852 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
10854 PR tree-optimization/24659
10855 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
10856 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
10857 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
10858 OTI_vec_pack_ufix_trunc.
10859 (vec_unpacks_float_hi_optab): Define new macro.
10860 (vec_unpacks_float_lo_optab): Ditto.
10861 (vec_unpacku_float_hi_optab): Ditto.
10862 (vec_unpacku_float_lo_optab): Ditto.
10863 (vec_pack_sfix_trunc_optab): Ditto.
10864 (vec_pack_ufix_trunc_optab): Ditto.
10865 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
10866 and vec_pack_[s|u]fix_trunc_optab using
10867 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
10868 * tree-vectorizer.c (supportable_widening_operation): Handle
10869 FLOAT_EXPR and CONVERT_EXPR. Update comment.
10870 (supportable_narrowing_operation): New function.
10871 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
10872 * tree-vect-transform.c (vectorizable_conversion): Handle
10873 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10874 (vect_gen_widened_results_half): Move before vectorizable_conversion.
10875 (vectorizable_type_demotion): Call supportable_narrowing_operation()
10876 to check for target support.
10877 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
10878 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
10879 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
10880 for VEC_PACK_FIX_TRUNC_EXPR.
10881 (expand_binop): Special case mode of the result for
10882 vec_pack_[u|s]fix_trunc_optab.
10883 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
10884 vec_pack_[u|s]fix_trunc_optab.
10886 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
10887 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
10888 * tree-pretty-print.c (dump_generic_node): Handle
10889 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
10890 VEC_PACK_FIX_TRUNC_EXPR.
10892 * expr.c (expand_expr_real_1): Ditto.
10893 * tree-inline.c (estimate_num_insns_1): Ditto.
10894 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10896 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
10897 (vec_unpacks_float_lo_v8hi): Ditto.
10898 (vec_unpacku_float_hi_v8hi): Ditto.
10899 (vec_unpacku_float_lo_v8hi): Ditto.
10900 (vec_unpacks_float_hi_v4si): Ditto.
10901 (vec_unpacks_float_lo_v4si): Ditto.
10902 (vec_pack_sfix_trunc_v2df): Ditto.
10904 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
10906 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
10907 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
10908 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
10909 [vec_pack_ufix_trunc]: Ditto.
10910 [vec_unpacks_float_hi]: Ditto.
10911 [vec_unpacks_float_lo]: Ditto.
10912 [vec_unpacku_float_hi]: Ditto.
10913 [vec_unpacku_float_lo]: Ditto.
10915 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
10917 * soft-fp/README: Update for new files.
10918 * soft-fp/floattisf.c: New file.
10919 * soft-fp/floattidf.c: New file.
10920 * soft-fp/floattitf.c: New file.
10921 * soft-fp/floatuntisf.c: New file.
10922 * soft-fp/floatuntidf.c: New file.
10923 * soft-fp/floatuntitf.c: New file.
10924 * soft-fp/fixsfti.c: New file.
10925 * soft-fp/fixdfti.c: New file.
10926 * soft-fp/fixtfti.c: New file.
10927 * soft-fp/fixunssfti.c: New file.
10928 * soft-fp/fixunsdfti.c: New file.
10929 * soft-fp/fixunstfti.c: New file.
10930 * soft-fp/extendxftf.c: New file.
10931 * soft-fp/trunctfxf.c: New file.
10933 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
10934 (__trunctfxf2): Ditto.
10936 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
10937 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
10938 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
10939 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
10940 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
10941 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
10943 * config/i386/t-fprules-softfp64: New file.
10944 * config/i386/sfp-machine.h: New file.
10945 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
10946 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
10947 and soft-fp/t-softfp to tmake_file.
10948 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
10949 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
10951 * config/i386/t-linux64 (softfp_wrap_start): New.
10952 (softfp_wrap_end): New.
10953 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
10954 supported for TARGET_64BIT.
10956 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10958 * c-common.c (c_common_signed_or_unsigned_type): Emulate
10959 c_common_unsigned_type behavior.
10961 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
10963 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
10966 2007-05-16 Eric Christopher <echristo@apple.com>
10968 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
10969 saving after stack push. Set sp_offset whenever we push.
10970 (rs6000_emit_epilogue): Move altivec register restore before
10973 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10975 * configure.ac: Allow sysroots to be relocated under $prefix as
10976 well as $exec_prefix.
10977 * configure: Regenerate.
10979 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10983 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10985 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10986 (gcc_tooldir): Likewise.
10987 * configure: Regenerate.
10988 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10989 old configure.ac gcc_tooldir setting.
10990 (prefix_to_exec_prefix): New variable.
10991 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10992 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10994 2007-05-14 Janis Johnson <janis187@us.ibm.com>
10996 * c-typeck.c (build_binary_op): Return early for error.
10998 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
11000 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
11001 struct nb_iter_bound.
11002 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
11003 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
11004 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
11005 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
11006 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
11007 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
11008 (del_scev_info): Use ggc_free.
11009 (scev_initialize): Allocate scalar_evolution_info in gc memory.
11010 * loop-init.c: Include ggc.h.
11011 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
11012 (loop_optimizer_finalize): Use ggc_free.
11013 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
11014 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
11015 pass_iv_optimize): Add TODO_ggc_collect.
11016 * function.h (struct function): Remove skip marker from
11018 * cfgloop.c: Include ggc.h.
11019 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
11021 (establish_preds): Vector superloops is gc allocated.
11022 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
11024 (flow_loops_find): Vector larray is gc allocated.
11025 (loop_exit_free): Use ggc_free.
11026 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
11027 that head of exits list is now not a part of struct loop.
11028 (record_loop_exits): Allocate exits table in gc memory.
11029 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
11030 that head of exits list is now not a part of struct loop.
11031 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
11032 struct loop_exit): Add GTY marker.
11033 (struct loop): Add GTY marker. Make superloops vector gc allocated.
11034 Add skip marker to aux field. Make head of exits list a separate
11036 (struct loops): Add GTY marker. Make larray vector gc allocated.
11037 Add param marker to exits table.
11038 (get_loops): Type changed.
11039 * Makefile.in (tree-scalar-evolution.o): Add
11040 gt-tree-scalar-evolution.h dependency.
11041 (cfgloop.o, loop-init.o): Add ggc.h dependency.
11042 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
11043 * basic-block.h (struct basic_block_def): Remove skip marker from
11046 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
11048 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
11049 of 0 in the call to expand_expr().
11050 (expand_builtin_mathfn_3): Ditto.
11051 (expand_builtin_interclass_mathfn): Ditto.
11052 (expand_builtin_cexpi): Ditto.
11053 (expand_builtin_int_roundingfn): Ditto.
11054 (expand_builtin_int_roundingfn_2): Ditto.
11055 (expand_builtin_pow): Ditto.
11056 (expand_builtin_powi): Ditto.
11057 (expand_builtin_bswap): Ditto.
11058 (expand_builtin_unop): Ditto.
11059 (expand_builtin_fabs): Ditto.
11060 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
11061 the call to expand_expr().
11062 (expand_builtin_sync_operation): Ditto.
11063 (expand_builtin_compare_and_swap): Ditto.
11064 (expand_builtin_lock_test_and_set): Ditto.
11065 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
11066 instead of 0 in the call to expand_expr().
11067 (expand_builtin_extract_return_addr): Ditto.
11068 (expand_builtin_eh_return): Ditto.
11069 (expand_eh_return): Ditto.
11070 * explow.c (expr_size): Ditto.
11071 * expr.c (optimize_bitfield_assignment_op): Ditto.
11072 (expand_assignement): Ditto.
11073 (store_expr): Ditto.
11074 (store_field): Ditto.
11075 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
11076 the call to expand_expr().
11077 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
11078 in the call to expand_expr().
11079 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
11080 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
11081 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
11083 * optabs.c (expand_vec_shift_expr): Ditto.
11084 (expand_vec_cond_expr): Ditto.
11085 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
11086 call to expand_expr().
11087 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
11088 in the call to expand_expr().
11090 2007-05-14 Dave Korn <dave.korn@artimi.com>
11092 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
11094 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
11096 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
11097 instead of c_common_unsigned_type.
11098 (c_common_unsigned_type): Remove.
11099 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
11100 c_common_unsigned_type.
11101 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
11102 c_common_unsigned_type.
11103 * c-common.h (c_common_unsigned_type): Remove.
11104 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
11105 c_common_unsigned_type.
11106 * c-format.c (check_format_types): Use unsigned_type_for instead of
11107 c_common_unsigned_type.
11108 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11109 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
11110 of c_common_unsigned_type.
11111 * convert.c (convert_to_integer): Use unsigned_type_for instead of
11112 lang_hooks.types.unsigned_type.
11113 * expmed.c (make_tree): Use unsigned_type_for instead of
11114 lang_hooks.types.unsigned_type.
11115 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
11116 lang_hooks.types.unsigned_type.
11117 (build_range_check): Likewise.
11118 (fold_unary): Likewise.
11119 (fold_binary): Likewise.
11120 (fold_ternary): Likewise.
11121 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11122 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
11123 * tree.c (get_unsigned_type): New.
11124 (unsigned_type_for): Use get_unsigned_type instead of
11125 lang_hooks.types.unsigned_type.
11127 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
11129 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
11130 to m68k_get_function_kind. Update its prototype.
11131 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
11133 (m68k_interrupt_function_p): Return enum m68k_function_type
11134 instead of bool. Rename to m68k_get_function_kind.
11135 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
11136 target is not fido.
11137 (m68k_compute_frame_layout): Don't mark any register for save
11138 if an interrupt_thread attribute is specified.
11139 (m68k_hard_regno_rename_ok): Update a use of
11140 m68k_interrupt_function_p.
11141 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
11142 m68k_interrupt_function_p.
11143 (m68k_function_type): New.
11144 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
11145 for a function with an interrupt_thread attribute.
11146 * doc/extend.texi: Document the interrupt_thread attribute.
11148 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
11150 Fix PR tree-optimization/31911
11151 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
11152 if they didn't change the expression.
11154 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
11156 * tree-scalar-evolution.c (resolve_mixers): Exported.
11157 * tree-scalar-evolution.h (resolve_mixers): Declare.
11158 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
11159 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
11160 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
11161 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
11162 init_array_ref, init_pointer_ref, analyze_indirect_ref,
11163 strip_conversion, analyze_offset_expr, address_analysis,
11164 object_analysis, analyze_offset): Removed.
11165 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
11166 split_constant_offset, canonicalize_base_object_address,
11167 object_address_invariant_in_loop_p, disjoint_objects_p,
11168 dr_may_alias_p, dr_address_invariant_p): New functions.
11169 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
11170 and dr_analyze_alias.
11171 (initialize_data_dependence_relation): Use dr_may_alias_p
11172 and object_address_invariant_in_loop_p.
11173 (compute_self_dependence): Handle the case when
11174 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
11175 (find_data_references_in_stmt): Restrict the analysis of data
11176 references to the given loop nest.
11177 (find_data_references_in_loop): Made static. Pass loop nest to
11178 find_data_references_in_stmt.
11179 (compute_data_dependences_for_loop): Use DR_VOPS.
11180 (free_data_ref): Free DR_VOPS.
11181 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
11182 (struct innermost_loop_behavior): ... new.
11183 (struct base_object_info): Replaced by ...
11184 (struct indices): ... new.
11185 (struct dr_alias): New.
11186 (enum data_ref_type): Removed.
11187 (struct data_reference): Consist of struct innermost_loop_behavior,
11188 struct indices and struct dr_alias.
11189 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
11190 (DR_MEMTAG): Renamed to ...
11191 (DR_SYMBOL_TAG): ... this.
11192 (find_data_references_in_loop): Declaration removed.
11193 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
11194 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
11195 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
11196 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
11198 2007-05-13 Revital Eres <eres@il.ibm.com>
11200 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
11201 which walks virtual def-use chains to find redundant stores.
11202 (dse_optimize_stmt): Call it.
11204 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11206 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
11207 * passes.c (init_optimization_passes): Move pass_jump_bypass
11210 * basic-block.h (bb_has_eh_pred): Fix style issue.
11212 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11214 PR rtl-optimization/31848
11215 * loop-invariant.c (move_invariant_reg): If we move an insn
11216 with a REG_EQUAL note, and that insn is not always executed,
11217 remove the REG_EQUAL note.
11219 2007-05-12 Richard Guenther <rguenther@suse.de>
11221 PR tree-optimization/31797
11222 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
11223 propagate into a stmt that has volatile ops.
11225 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11227 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11228 (gcc_tooldir): Likewise.
11229 * configure: Regenerate.
11230 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11231 old configure.ac gcc_tooldir setting.
11232 (prefix_to_exec_prefix): New variable.
11233 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11234 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11236 2007-05-11 Silvius Rus <rus@google.com>
11238 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
11239 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
11240 * c-common.h (strict_aliasing_warning): Change return type.
11241 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
11242 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
11243 (build_c_cast): Condition call to strict_aliasing_warning.
11244 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
11245 * flags.h (set_Wstrict_aliasing): Declare.
11246 * opts.c (set_Wstrict_alising): Define, add call to.
11247 * tree-flow.h (strict_aliasing_warning_backend): Declare.
11248 * tree-ssa-alias-warnings.c: New file.
11249 * tree-ssa-alias.c (compute_may_aliases): Add call to
11250 strict_aliasing_warning_backend.
11252 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
11254 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
11255 Use loop_depth and loop_outer accessor functions.
11256 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
11257 determine_invariantness_stmt, move_computations_stmt): Ditto.
11258 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
11259 add_loop, loopify, unloop, fix_loop_structure): Ditto.
11260 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
11261 * tree-scalar-evolution.c (interpret_loop_phi,
11262 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
11263 instantiate_parameters_1, scev_const_prop): Ditto.
11264 * cfghooks.c (make_forwarder_block): Ditto.
11265 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
11266 * modulo-sched.c (loop_canon_p): Ditto.
11267 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
11268 slpeel_can_duplicate_loop_p): Ditto.
11269 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
11270 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
11271 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
11272 cancel_loop, verify_loop_structure): Ditto.
11273 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
11274 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
11275 superloops vector instead of "pred" array.
11276 (establish_preds): Take father loop as an argument. Initialize the
11278 (flow_loop_tree_node_add): Pass father loop to establish_preds.
11279 Do not initialize loop->outer.
11280 (flow_loop_tree_node_remove): Truncate the superloops vector.
11281 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
11282 "pred" merged to "superloops" vector.
11283 (loop_depth, loop_outer): New.
11284 (fel_init): Use loop_outer.
11286 2007-05-11 Jan Hubicka <jh@suse.cz>
11288 * cgraphunit.c: Include gt-cgraphunit.h
11289 (static_ctors, static_dtors): New static vars.
11290 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
11291 based on implementation in c-common.c
11292 (cgraph_finalize_function): Call record_cdtor_fn.
11293 (cgraph_optimize): Call cgraph_build_cdtor_fns.
11294 * decl.c (finish_function): Do not call c_record_cdtor_fn.
11295 (c_write_global_declarations): Do not call c_build_cdtor_fns.
11296 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
11297 build_cdtor, c_build_cdtor_fns): Remove.
11298 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
11299 c_build_cdtor_fns): Remove prototype.
11301 2007-05-11 Paolo Carlini <pcarlini@suse.de>
11304 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
11305 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
11306 * builtins.c (fold_builtin_memchr): New.
11307 (expand_builtin_memchr): Call the latter.
11308 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
11309 * doc/extend.texi ([Other built-in functions provided by GCC]):
11312 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
11314 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
11315 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
11316 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
11317 PFPO_OP1_TYPE_SHIFT): Constants added.
11318 (DFP_ALL): Mode macro defined.
11319 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
11320 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
11321 Insn definitions added.
11322 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
11323 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
11326 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
11328 PR tree-optimization/31885
11329 * tree-chrec.c (chrec_contains_undetermined): Do not consider
11330 NULL_TREE to be undetermined.
11331 (automatically_generated_chrec_p): Return false for NULL.
11333 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11335 * config/bfin/bfin.h (MOVE_RATIO): Define.
11337 2007-05-10 Richard Sandiford <richard@codesourcery.com>
11339 * config.gcc (sparc-wrs-vxworks): New target.
11340 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
11341 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
11342 * config/sparc/sparc.h: Include vxworks-dummy.h.
11343 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
11344 include LABEL_REFs too.
11345 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
11346 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
11348 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
11350 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
11351 (sparc_emit_call_insn): New function.
11352 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
11353 functions when generating VxWorks PIC.
11354 * config/sparc/sparc.md (vxworks_load_got): New pattern.
11355 (call, call_value): Use sparc_emit_call_insn instead of
11358 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11360 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
11362 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11364 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
11365 for floating-point values if HOST_BITS_PER_LONG > 32. Use
11366 split_double instead of operand_subword.
11368 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11370 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
11371 * config/bfin/bfin.c (bfin_local_alignment): New function.
11372 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
11374 2007-05-08 Chao-ying Fu <fu@mips.com>
11376 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
11377 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
11378 (smsub_widen_optab, umsub_widen_optab): Define.
11379 * optabs.c (init_optabs): Initialize smsub_widen_optab and
11381 * genopinit.c (optabs): Fill in smsub_widen_optab and
11383 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
11384 and umsub_widen_optab to implement multiply-subtract sequences.
11385 * config/mips/mips.md (*msac<u>_di): Rename to...
11386 (<u>msubsidi4): ...this. Extend condition to include
11387 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11388 of operand 0 to "ka" and use the three-operand form of msub<u>
11390 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
11393 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11395 PR rtl-optimization/28011
11396 * reload.c (push_reload): Set dont_share if IN appears in OUT
11397 also when IN is a PLUS rtx.
11398 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
11401 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
11403 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
11404 call unshare_all_decls.
11405 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
11406 (unshare_all_decls): Remove.
11408 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
11411 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
11414 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
11415 Nigel Stephens <nigel@mips.com>
11417 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
11418 Update comments and all uses.
11419 (MIN_FPRS_PER_FMT): Define.
11420 * config/mips/mips.c (function_arg): Fix to correctly handle
11421 the -mips32r2 -mfp64 -mabi=32 case.
11422 (override_options): Enable use of odd-numbered registers for
11423 SFmode values on MIPS32.
11424 (mips_save_reg_p): Save whole floating-point register pair if
11425 either half is used.
11426 (compute_frame_size): Fix comment.
11428 2007-05-08 Jie Zhang <jie.zhang@analog.com>
11430 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
11431 argument of type bool.
11432 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
11433 argument. Safely select temporary P register according to it.
11434 (do_link): Change call site of add_to_reg accordingly.
11435 (do_unlink): Add epilogue_p as a fourth argument and pass it
11437 (expand_interrupt_handler_epilogue): Change call of do_unlink
11439 (bfin_expand_prologue): Add a third argument sibcall_p.
11440 * config/bfin/bfin.md (epilogue): Change call of
11441 bfin_expand_epilogue accordingly.
11442 (sibcall_epilogue): Likewise.
11443 (eh_return_internal): Likewise.
11445 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
11446 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
11447 * config/bfin/bfin.c (bfin_handle_option): Handle
11448 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
11449 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
11450 Support bf534, bf536 and bf561.
11451 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
11453 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
11456 * config/i386/i386.c (ix86_function_regparm): Process local
11457 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
11459 2007-05-07 Mike Stump <mrs@apple.com>
11461 * doc/invoke.texi (Warning Options): Document that -Wempty-body
11462 also checks for and while statements in C++.
11464 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
11466 * gcc.c (at_file_supplied): New variable.
11467 (main): Set it if we expanded argv.
11468 (do_spec_1): Pass an @-file to the linker if we were called with
11469 an @-file argument and HAVE_GNU_LD.
11470 * collect2.c (at_file_supplied): New variable.
11471 (response_file): New variable.
11472 (collect_exit): Unlink response_file if necessary.
11473 (handler): Likewise.
11474 (do_wait): Likewise.
11475 (main): Set at_file_supplied if we expanded argv.
11476 (collect_execute): Pass an @-file to subprocesses if we were called
11477 with an @-file argument.
11478 * configure.ac: Add define for HAVE_GNU_LD.
11479 * configure: Regenerate.
11480 * config.in: Regenerate.
11482 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
11484 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
11485 operand to HI mode.
11490 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
11492 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
11493 (TARGET_ENCODE_SECTION_INFO): Re-define.
11494 (m32c_encode_section_info): New
11495 (function_vector_handler): New
11496 (current_function_special_page_vector): New
11497 (m32c_special_page_vector_p): New.
11498 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
11500 * config/m32c/jump.md: Added instruction JSRS for functions
11501 with attribute "function_vector".
11502 * doc/extend.texi (function_vector): Added description
11503 for M16C, M32C targets.
11505 2007-05-07 DJ Delorie <dj@redhat.com>
11508 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
11509 ashrpsi3, lshrpsi3): Update shift count constraint.
11511 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
11512 Nathan Froyd <froydnj@codesourcery.com>
11515 * c-incpath.c (add_path): Strip trailing path separators.
11517 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
11519 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
11520 Free dominance info before purging EH edges.
11521 (eliminate_degenerate_phis): Likewise.
11522 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
11524 2007-05-07 Jan Hubicka <jh@suse.cz>
11526 * gimplify.c (gimplify_expr): Do not crash when folding
11527 (void *)(int)&a + 4.
11529 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11532 * c-opts.c (lang_fortran): Make it non static.
11533 * c-common.h (lang_fortran): New prototype.
11534 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
11535 -lang-fortran option was passed by the driver.
11537 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
11539 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
11540 of ASSERT_CHECKING. Tweak message.
11542 2007-05-06 Revital Eres <eres@il.ibm.com>
11545 * loop-unroll.c (insert_var_expansion_initialization):
11546 Initialize the expansions with -zero instead of +zero.
11548 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
11550 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
11551 into pic and non-pic versions. Mark r19 as used for
11552 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
11553 for tgd_load, tld_load and tie_load .
11554 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
11555 version of tgd_load, tld_load and tie_load depending on the
11558 2007-05-04 Ulrich Drepper <drepper@redhat.com>
11559 Jakub Jelinek <jakub@redhat.com>
11561 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
11562 (__do_global_dtors_aux): Use more paranoid loop to run
11563 destructors if HIDDEN_DTOR_LIST_END.
11564 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
11566 2007-05-04 Jakub Jelinek <jakub@redhat.com>
11568 * varasm.c (align_variable): Don't increase alignment for
11569 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
11570 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
11572 2007-05-04 Josh Conner <jconner@apple.com>
11574 * basic-block.h (cdi_direction): Assign values to all enumeration
11576 (dom_computed): Remove.
11577 (dom_info_state): New.
11578 (set_dom_info_availability): New.
11579 * tree-ssa-loop-im.c (determine_invariantness): Initialize
11580 walk_data.dom_direction.
11581 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
11582 instead of dom_computed[].
11583 (split_edge): Likewise.
11584 (create_basic_block): Likewise.
11585 (merge_blocks): Likewise.
11586 * ifcvt.c (find_if_header): Likewise.
11587 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
11588 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
11589 * tree-ssa.c (verify_ssa): Likewise.
11590 * tree-cfg.c (tree_verify_flow_info): Likewise.
11591 (remove_edge_and_dominated_blocks): Likewise.
11592 * dominance.c (dom_computed): Make static.
11593 (calc_dfs_tree_nonrec): Change third param to a bool.
11594 (calc_dfs_tree): Change second param to a bool.
11595 (calc_idioms): Change second param to a bool. Use
11596 dom_convert_dir_to_idx.
11597 (init_dom_info): Validate dir before using.
11598 (dom_convert_dir_to_idx): New.
11599 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
11600 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
11601 (free_dominance_info): Use dom_convert_dir_to_idx.
11602 (get_immediate_dominator): Likewise.
11603 (set_immediate_dominator): Likewise.
11604 (get_dominated_by): Likewise.
11605 (redirect_immediate_dominators): Likewise.
11606 (nearest_common_denominator): Likewise.
11607 (dominated_by_p): Likewise.
11608 (bb_dom_dfs_in): Likewise.
11609 (bb_dom_dfs_out): Likewise.
11610 (recount_dominator): Likewise.
11611 (iterate_fix_dominators): Likewise.
11612 (add_to_dominance_info): Likewise.
11613 (delete_from_dominance_info): Likewise.
11614 (first_dom_son): Likewise.
11615 (next_dom_son): Likewise.
11616 (dom_info_available_p): Likewise.
11617 (dom_info_state): New.
11618 (set_dom_info_availability): New.
11620 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11622 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
11624 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
11626 2007-05-04 Bob Wilson <bob.wilson@acm.org>
11628 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
11629 (subdi3, subdi_carry): Delete.
11631 2007-05-04 Jan Hubicka <jh@suse.cz>
11632 Richard Guenther <rguenther@suse.de>
11634 * opts.c (decode_options): Do not fiddle with inlining
11635 parameters in case of optimizing for size.
11636 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
11637 for size do nothing.
11638 (cgraph_decide_inlining_of_small_function): When optimizing for
11639 size never inline functions increasing caller size.
11640 (cgraph_early_inlining): Inline for size when optimizing for size.
11642 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
11644 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
11645 logical operations piecewise.
11646 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
11647 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
11648 subdi_sesidi_di): Delete.
11649 (add_with_carry): Produce carry in CC instead of a DREG to shorten
11650 the generated sequence. Allow three-reg add in constraints. Rewrite
11651 the rtl expression for carry to avoid zero_extend of a constant.
11652 (sub_with_carry): New pattern.
11653 (adddi3, subdi3): Change into define_expand. For subtract, generate a
11654 different sequence not involving jumps.
11655 (notbi): Now a named pattern.
11657 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
11659 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
11660 Add the note about a significant loss of accuracy of some
11661 mathematical routines when these options are used.
11663 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11665 * haifa-sched.c (rtx_vec_t): New typedef.
11666 (contributes_to_priority_p): Extract piece of priority () into new
11668 (priority): Use the function. Add assertion.
11669 (rank_for_schedule, set_priorities): Add assertion to check that
11670 insn's priority is initialized.
11671 (clear_priorities, calc_priorities): Change signature. Make it update
11672 all relevant insns. Update all callers ('add_to_speculative_block ()'
11673 and 'create_block_check_twin ()').
11674 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
11675 Add new field 'priority_status'.
11676 (INSN_PRIORITY_STATUS): New macro.
11677 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
11679 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11681 * sched-ebb.c (debug_ebb_dependencies): New static function.
11682 (init_ready_list): Use it.
11684 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
11685 with changed signature and 'debug_rgn_dependencies ()'.
11686 (debug_rgn_dependencies): New static function.
11687 (init_ready_list): Use it.
11689 * sched-int.h (debug_dependencies): Declare.
11691 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11693 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
11695 2007-05-04 Dirk Mueller <dmueller@suse.de>
11697 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
11699 2007-05-03 Jan Hubicka <jh@suse.cz>
11701 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
11702 ((T1)X op (T1)Y), for pointer type in more cases than before.
11704 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
11706 * tree-object-size.c (plus_expr_object_size): When operand size is
11707 unknown, return unknown.
11709 2007-05-03 Dirk Mueller <dmueller@suse.de>
11711 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
11713 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
11716 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
11718 2007-05-03 Janis Johnson <janis187@us.ibm.com>
11720 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
11722 2007-05-03 Joseph Myers <joseph@codesourcery.com>
11724 * config/soft-fp/double.h, config/soft-fp/extended.h,
11725 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
11726 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
11727 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
11728 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
11731 2007-05-03 Ian Lance Taylor <iant@google.com>
11733 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
11734 MASK_PPC_GFXOPT for 8540 or 8548.
11736 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11738 * tree-vect-transform.c (vect_update_inits_of_drs): Use
11739 vect_print_dump_info() to output debug information.
11741 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11744 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
11745 operands of size 2 when operand is not MEM_P.
11747 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11749 PR tree-optimization/30565
11750 * lambda-code.c (perfect_nestify): Fix updating of dominators.
11752 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
11754 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
11755 (umulsi3_highpart): Use them.
11756 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
11757 for final accumulator to D regisster tranfser.
11759 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
11761 PR tree-optimization/31699
11762 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
11764 (vect_enhance_data_refs_alignment): Compute peel amount using
11765 TYPE_VECTOR_SUBPARTS instead of vf.
11766 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
11768 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
11771 * system.h: Remove inclusion of double-int.h
11772 * tree.h: Include double-int.h
11773 * gengtype.c: Likewise
11774 * cfgloop.h: Likewise
11775 * Makefile.in: Adjust dependencies on double-int.h
11777 2007-05-02 Eric Christopher <echristo@apple.com>
11779 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
11780 -shared to -Zdynamiclib.
11782 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
11785 * c-common.c (strip_pointer_or_array_types): New function.
11786 * c-common.h (strip_pointer_or_array_types): New function declaration.
11788 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11790 PR tree-optimization/31771
11791 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
11793 2007-05-02 Paul Brook <paul@codesourcery.com>
11795 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
11797 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11799 PR middle-end/29715
11800 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
11803 2007-05-02 Nick Clifton <nickc@redhat.com>
11805 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
11807 2007-05-02 Richard Guenther <rguenther@suse.de>
11809 PR tree-optimization/31146
11810 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
11811 argument, single_use_p. If we have a single use that is
11812 a conversion to the definition rhs type, propagate that rhs.
11813 (forward_propagate_addr_expr): Pass single_use_p argument
11814 to forward_propagate_addr_expr_1.
11816 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
11818 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
11821 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11823 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
11824 'AMD Family 10 core'.
11826 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11828 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
11829 and athlon64-sse3 as improved versions of k8, opteron and athlon64
11830 with SSE3 instruction set support.
11831 * doc/invoke.texi: Likewise.
11833 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11835 * config/i386/i386.c (override_options): Tuning 32-byte loop
11836 alignment for amdfam10 architecture. Increasing the max loop
11837 alignment to 24 bytes.
11839 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
11841 * config/m68k/constraints.md: New.
11842 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
11843 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11844 EXTRA_CONSTRAINT): Remove.
11845 * config/m68k/m68k.md: Include constraints.md.
11846 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
11848 2007-05-01 Ian Lance Taylor <iant@google.com>
11850 PR tree-optimization/31739
11851 * tree-vrp.c (vrp_val_is_max): New static function.
11852 (vrp_val_is_min): New static function.
11853 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
11855 (set_value_range): Use vrp_val_is_{max,min}.
11856 (extract_range_from_assert): Likewise.
11857 (extract_range_from_binary_expr): Likewise.
11858 (extract_range_from_unary_expr): Likewise.
11859 (dump_value_range, vrp_meet): Likewise.
11860 (vrp_visit_phi_node): Likewise.
11861 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
11863 2007-05-01 Mark Mitchell <mark@codesourcery.com>
11865 * config/i386/gmon-sol2.c (size_t): New type.
11866 (intptr_t): Likewise.
11867 (s_textsize): Declare as size_t.
11869 (monstartup): Use size_t for sizes.
11870 (_mcount): Save and restore registers.
11871 (internal_mcount): Pass 0 as the first argument to monstartup
11873 (moncontrol): Convert pointer to appropriately sized integer
11874 before passing to profil.
11876 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11878 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
11879 __NO_FPRS__, not just if _SOFT_DOUBLE.
11880 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
11881 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
11882 also for E500 double.
11883 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
11884 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
11887 2007-05-01 Richard Guenther <rguenther@suse.de>
11889 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
11892 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11894 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
11896 2007-05-01 Jan Hubicka <jh@suse.cz>
11898 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
11901 2007-05-01 Jan Hubicka <jh@suse.cz>
11903 * tree.h (maybe_fold_offset_to_component_ref): Remove.
11904 (maybe_fold_offset_to_reference): Declare.
11905 * fold-const.c (fold_unary): Do not fold
11906 (type *)&A into &A->field_of_type_and_offset_0
11907 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
11908 size is unknown, give up.
11909 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
11911 (maybe_fold_offset_to_reference): New.
11912 (maybe_fold_stmt_indirect): Use it.
11913 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
11914 * gimplify.c (gimplify_conversion): Canonicalize conversions to
11916 (gimplify_expr): Likewise for plus_expr.
11918 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
11920 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
11921 bsi_after_labels. Always insert statements before bsi.
11922 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11923 * predict.c (apply_return_prediction): Check for empty blocks.
11924 * cfgexpand.c (lab_rtx_for_bb): New variable.
11925 (label_rtx_for_bb): Do not create new tree labels.
11926 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
11927 (tree_expand_cfg): Initialize lab_rtx_for_bb.
11928 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
11930 (label_for_bb): Add field used.
11931 (update_eh_label, main_block_label): Mark the label used.
11932 (cleanup_dead_labels): Remove unused labels.
11934 2007-05-01 Richard Guenther <rguenther@suse.de>
11936 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
11937 if it is not about to be set.
11938 (get_value_range): Do not pre-allocate equiv bitmap.
11939 (update_value_range): No need to clear equiv field.
11940 (add_equivalence): Change prototype to get bitmap pointer.
11941 Allocate bitmap here if it is not already.
11942 (extract_range_from_assert): Do not allocate bitmap here.
11943 Update callers to add_equivalence.
11944 (extract_range_from_ssa_name): Likewise.
11945 (get_vr_for_comparison): New static helper.
11946 (compare_name_with_value): Handle NULL equiv bitmap by
11947 peeling the first iteration of the comparison loop.
11948 Use get_vr_for_comparison.
11949 (compare_names): Handle NULL equiv bitmaps by using fake
11950 ones. Use get_vr_for_comparison.
11952 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
11954 * double-int.c (mpz_set_double_int): Moved from
11955 tree-ssa-loop-niter.c.
11956 (mpz_get_double_int): Likewise; also, add option to wrap
11957 out-of-range integers.
11958 * double-int.h: New prototypes for above.
11959 * tree.c (get_static_type_bounds): Moved from
11960 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
11961 TYPE_MAX_VALUE if they exist..
11962 * tree.h: New prototype for above.
11963 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
11964 get_type_bounds calls.
11965 (mpz_set_double_int): Move to double-int.c.
11966 (get_type_bounds): Move to tree.c, rename to
11967 get_static_type_bounds.
11968 (mpz_to_double_int): Move to double-int.c, rename to
11969 mpz_get_double_int.
11971 2007-04-30 Bob Wilson <bob.wilson@acm.org>
11973 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
11974 DIV0 exception can fall through to a normal return.
11976 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
11978 PR middle-end/22156
11979 Temporarily revert:
11980 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11981 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11982 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11983 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11984 initialize align to silence bogus warning.
11985 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11986 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11988 (struct sra_walk_fns): Remove use_all parameter from use.
11989 (sra_hash_tree): Handle BIT_FIELD_REFs.
11990 (sra_elt_hash): Don't hash bitfld blocks.
11991 (sra_elt_eq): Skip them in parent compares as well. Handle
11993 (sra_walk_expr): Don't maintain or pass down use_all_p.
11994 (scan_use): Remove use_all parameter.
11995 (scalarize_use): Likewise. Re-expand assignment to
11996 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11997 output, and re-scalarize after output. Don't mark anything
11999 (scalarize_ldst): Adjust.
12000 (scalarize_walk_gimple_modify_statement): Likewise.
12001 (build_element_name_1): Handle BIT_FIELD_REFs.
12002 (instantiate_element): Don't warn for any element whose parent
12003 is used as a whole.
12004 (instantiate_missing_elements_1): Return the sra_elt.
12005 (canon_type_for_field): New.
12006 (try_instantiate_multiple_fields): New.
12007 (instantiate_missing_elemnts): Use them.
12008 (mark_no_warning): Removed.
12009 (generate_one_element_ref): Handle BIT_FIELD_REFs.
12010 (REPLDUP, sra_build_elt_assignment): New.
12011 (generate_copy_inout): Use them.
12012 (generate_element_copy): Likewise. Handle bitfld differences.
12013 (generate_element_zero): Don't recurse for blocks. Use
12014 sra_build_elt_assignment.
12015 (generate_one_element_int): Take elt instead of var. Use
12016 sra_build_elt_assignment.
12017 (generate_element_init_1): Adjust.
12018 (scalarize_use, scalarize_copy): Use REPLDUP.
12019 (scalarize_ldst): Move assert before dereference.
12020 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
12022 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12025 * tree.c (reconstruct_complex_type): Reconstruct a reference
12027 Also use the same mode for the pointer as the old pointer type.
12029 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12031 * doc/trouble.texi (Interoperation): Remove note about Ultrix
12034 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
12036 PR rtl-optimization/31676
12037 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
12038 (df_refs_record): Call it.
12040 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12042 * rtl.def (SS_ABS): New code.
12043 * config/bfin/bfin.c (print_operand): New modifier 'v'.
12044 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
12045 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
12046 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
12047 (bfin_init_builtins): Define them.
12048 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
12049 (bfin_expand_builtin): ... and handle the others here.
12050 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
12051 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
12052 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
12053 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
12054 operand is only HImode.
12056 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
12058 * regclass.c (scan_one_insn): Remove splitting of
12061 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
12062 Nigel Stephens <nigel@mips.com>
12064 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
12066 2007-04-28 Jan Hubicka <jh@suse.cz>
12068 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
12069 insn_locators_alloc instead of insn_locators_initialize;
12070 call reset_block_changes.
12071 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12072 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
12073 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
12074 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12075 * config/score/score.c (th_output_mi_thunk): Likewise.
12076 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12077 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
12078 tolerate uninitialized locator info.
12081 * function.c (init_function_start): Don't init line number info.
12082 (expand_function_end): Update.
12083 (reset_block_changes, record_block_change, finalize_block_changes,
12084 check_block_change, free_block_changes): Kill.
12085 * function.h (reset_block_changes, record_block_change,
12086 finalize_block_changes, check_block_change, free_block_changes):
12088 (struct function): Remove ib_boundaries_block.
12089 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12090 Use curr_insn_locator to initialize locator.
12091 (emit_line_note): Remove.
12092 * cfgexpand.c (expand_gimple_cond_expr): Update.
12093 (construct_exit_block): Likewise.
12094 (tree_expand_cfg): Initialize/finalize locators.
12095 * expr.c (expand_expr_real): Update.
12096 * cfglayout.c (line_locators_locs, line_locators_lines,
12097 file_locators_locs, file_locators_files): Remove.
12098 (set_block_levels): Move to cfgexpand.c.
12099 (insn_locators_initialize): Remove.
12100 (pass_insn_locators_initialize): Remove.
12101 (locations_locators_locs, locations_locators_vals): New static vars.
12102 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12104 (insn_locators_alloc, insn_locators_finalize,
12105 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12107 (locator_location): New.
12108 (locator_line, locator_file): Rewrite.
12109 * rtl.h (emit_line_note): Kill.
12110 (insn_locators_alloc, insn_locators_finalize,
12111 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12113 * tree-inline.c (initialize_cfun): Do not initialize
12114 ib_boundaries_block.
12115 * passes.c (pass_insn_locators_initialize): Remove.
12117 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
12119 * tree-cfg.c (move_block_to_fn): Release bb from dominance
12120 info. Update last_basic_block correctly.
12122 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
12125 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
12126 register itself to hold the offset constant. Tell flow the use
12127 of r4 and r5 when they are used.
12129 2007-04-27 Richard Guenther <rguenther@suse.de>
12131 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
12132 if we simplified anything.
12133 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
12134 warnings until we did a simplification and the stmt was not
12135 marked as TREE_NO_WARNING.
12137 2007-04-27 Mike Stump <mrs@apple.com>
12139 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
12141 2007-04-27 Ian Lance Taylor <iant@google.com>
12143 PR middle-end/31710
12144 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
12145 TYPE_MAX_VALUE exist, convert them to the new type.
12147 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12149 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
12150 if it claims to be available.
12151 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
12152 edge is redirected.
12153 (perform_tree_ssa_dce): Always free postdominators.
12155 2007-04-27 Richard Henderson <rth@redhat.com>
12157 * config/alpha/predicates.md (aligned_memory_operand): Mark
12158 as define_special_predicate.
12159 (unaligned_memory_operand, normal_memory_operand): Likewise.
12160 (reg_or_unaligned_mem_operand): Remove.
12161 (any_memory_operand): Match the documentation and check for
12162 non-renumbered pseudos during reload.
12163 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
12164 alpha_secondary_reload_class, update to new interface, make static.
12165 Handle CQImode like HImode. Remove FP subreg check.
12166 (alpha_expand_mov): Use replace_equiv_address.
12167 (alpha_expand_mov_nobwx): Use any_memory_operand.
12168 (TARGET_SECONDARY_RELOAD): New.
12169 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
12170 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12171 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
12172 * config/alpha/alpha.md: ... here.
12173 (RELOAD12, reloadmode): New.
12175 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
12176 Don't handle the aligned case here.
12177 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
12178 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
12179 reload_inhi_help. Don't expect a scratch register.
12180 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
12182 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
12184 2007-04-27 Richard Guenther <rguenther@suse.de>
12186 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
12188 2007-04-27 Richard Guenther <rguenther@suse.de>
12190 PR tree-optimization/30965
12191 PR tree-optimization/30978
12192 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
12193 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
12194 (find_equivalent_equality_comparison): Likewise.
12195 (simplify_cond): Likewise.
12196 (get_prop_source_stmt): New helper.
12197 (get_prop_dest_stmt): Likewise.
12198 (can_propagate_from): Likewise.
12199 (remove_prop_source_from_use): Likewise.
12200 (combine_cond_expr_cond): Likewise.
12201 (forward_propagate_comparison): New function.
12202 (forward_propagate_into_cond): Rewrite to use fold for
12204 (tree_ssa_forward_propagate_single_use_vars): Call
12205 forward_propagate_comparison to propagate comparisons.
12207 2007-04-27 Richard Guenther <rguenther@suse.de>
12209 PR tree-optimization/31715
12210 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
12211 sure to do computation on the offset in an appropriate
12214 2007-04-27 Richard Sandiford <richard@codesourcery.com>
12216 * reload.h (elimination_target_reg_p): Declare.
12217 * reload.c (find_reloads): Don't apply the reg_rtx move
12218 optimization if the SET_DEST satisfies elimination_target_reg_p.
12219 * reload1.c (elimination_target_reg_p): New function.
12220 (gen_reload): In the move/add2 fallback, make sure that op0
12221 does not overlap the destination register.
12223 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12225 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
12226 transform only GIMPLE_MODIFY_STMTs.
12227 * tree-complex.c (expand_complex_operations_1): Ditto.
12228 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
12229 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
12230 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
12232 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12233 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
12234 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
12235 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
12236 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
12237 slpeel_add_loop_guard): Ditto.
12238 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
12239 * lambda-code.c (perfect_nestify): Ditto.
12240 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
12241 before the first statement.
12242 * tree-optimize.c (execute_free_datastructures): Fix comments.
12243 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
12244 * tree-flow.h (disband_implicit_edges): Declaration removed.
12245 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
12247 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
12248 COND_EXPRs without gotos.
12249 (disband_implicit_edges, has_label_p): Removed.
12250 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
12251 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
12253 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
12255 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
12256 also for COND_EXPRs.
12257 * cfgexpand.c (label_rtx_for_bb): New function.
12258 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
12259 Use label_rtx_for_bb to find the labels.
12260 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
12261 last block. Detect fallthru edges.
12263 2007-04-26 Ian Lance Taylor <iant@google.com>
12266 * reload.c (find_reloads_subreg_address): If the address was valid
12267 in the original mode but not in the new mode, reload the whole
12270 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12272 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
12273 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
12274 (cleanup_control_expr_graph): Do not invalidate dominance info.
12275 Record altered blocks.
12276 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
12277 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
12278 cleanup_tree_cfg_bb): New functions.
12279 (remove_forwarder_block): Do not maintain the worklist of blocks.
12280 Record altered blocks.
12281 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
12282 not over whole cfg.
12283 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
12284 delete_unreachable_blocks if dominators are not available.
12285 * tree-inline.c (optimize_inline_calls): Free dominance information
12287 * tree-flow.h (remove_edge_and_dominated_blocks,
12288 cfgcleanup_altered_bbs): Altered.
12289 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
12291 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
12293 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
12294 do not invalidate dominators.
12296 2007-04-26 Anatoly Sokolov <aesok@post.ru>
12298 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
12299 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
12300 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12301 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12303 2007-04-26 Steve Ellcey <sje@cup.hp.com>
12305 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
12307 2007-04-26 Richard Guenther <rguenther@suse.de>
12309 PR tree-optimization/31703
12310 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
12311 the right type for the target of the bittest.
12313 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12315 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
12316 ix86_sol10_return_in_memory.
12318 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12320 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
12323 2007-04-26 Jakub Jelinek <jakub@redhat.com>
12326 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
12328 PR tree-optimization/30558
12329 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
12330 clear this_state.prev_try.
12332 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12333 Mark Mitchell <mark@codesourcery.com>
12335 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
12336 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
12337 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
12339 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12342 * doc/invoke.texi (%:print-asm-header): Document.
12343 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
12345 (static_spec_functions): Add print-asm-header.
12346 (main): Print a banner before the --target-help linker options.
12347 (print_asm_header_spec_function): New function.
12349 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
12352 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
12353 (movsf_ie): Likewise.
12355 2007-04-25 Paolo Carlini <pcarlini@suse.de>
12357 * doc/extend.texi ([Type Traits]): Adjust per N2255.
12359 2007-04-25 Bob Wilson <bob.wilson@acm.org>
12361 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
12362 exception for divide-by-zero.
12363 (__umodsi3, __modsi3): Likewise.
12365 2007-04-25 Dirk Mueller <dmueller@suse.de>
12367 * c-typeck.c (build_compound_expr): Annotate warning()
12368 call with OPT_Wunused_value.
12369 * tree-ssa.c (warn_uninit): Annotate warning with
12371 * c-common.c (handle_sentinel_attribute): Annotate warning
12372 call with OPT_Wattributes.
12374 2007-04-25 Thiemo Seufer <ths@mips.com>
12376 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
12377 (mips16): Fix typo.
12378 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
12379 on to the assembler. Improve handling of -mno-mips16. Add handling
12380 of -mno-mips3d, -mno-dsp, -mno-dspr2.
12381 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
12382 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
12383 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
12385 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
12388 * config/i386/winnt.c (i386_pe_file_end): Strip only
12389 USER_LABEL_PREFIX when writing export name.
12391 2007-04-25 Richard Sandiford <richard@codesourcery.com>
12393 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
12394 sh/elf.h, vx-common.h and vxworks.h.
12395 * config/sh/sh.h: Include config/vxworks-dummy.h.
12396 (SUBTARGET_OVERRIDE_OPTIONS): Define.
12397 (OVERRIDE_OPTIONS): Use it.
12398 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
12399 (vxworks_picreg): New pattern.
12400 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
12401 VXWORKS_OS_CPP_BUILTINS.
12402 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
12403 to their VXWORKS_* equivalents.
12404 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
12405 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
12406 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
12407 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
12408 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
12409 -mrtp/-fPIC multilibs.
12410 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
12411 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
12412 (MULTILIB_OSDIRNAMES): Delete.
12414 2007-04-25 Anatoly Sokolov <aesok@post.ru>
12417 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
12419 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
12421 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
12422 rounding mode to be specified by the caller.
12423 (real_to_mpfr) Likewise.
12424 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
12425 include new arguments.
12426 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
12428 2007-04-24 Ian Lance Taylor <iant@google.com>
12430 PR tree-optimization/31605
12431 * tree-vrp.c (set_value_range): Check that min and max are not
12432 both overflow infinities.
12433 (set_value_range_to_value): New static function.
12434 (extract_range_from_binary_expr): Call set_value_range_to_value.
12435 (extract_range_from_cond_expr): Likewise.
12436 (extract_range_from_expr): Likewise.
12437 (extract_range_from_unary_expr): Likewise. Don't create a range
12438 which overflows on both sides.
12439 (vrp_meet): Check for a useless range.
12440 (vrp_visit_phi_node): If we see a constant which looks like an
12441 overflow infinity, turn off the TREE_OVERFLOW flag.
12443 2007-04-24 Ian Lance Taylor <iant@google.com>
12445 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
12447 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
12449 PR diagnostic/25923
12450 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
12451 diagnostic message is being built.
12452 * tree-pretty-print.c (dump_generic_node): Only write the
12453 formatted text into BUFFER's stream if we are not building a
12454 diagnostic message.
12455 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
12457 * Makefile.in (toplev.o): Depend on tree-pass.h.
12459 2007-04-24 Ian Lance Taylor <iant@google.com>
12461 PR tree-optimization/31602
12462 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
12463 conditionals in the copied loop header.
12464 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
12465 warnings if TREE_NO_WARNING is set.
12466 * doc/invoke.texi (Warning Options): Clarify that
12467 -Wstrict-overflow does not warn about loops.
12469 2007-04-24 Janis Johnson <janis187@us.ibm.com>
12471 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
12472 expand on the comment about _Decimal128 arguments and check the
12473 integer result of the modulus operation; for 64-bit ELF ABI, ensure
12474 that _Decimal128 argument uses even/odd register pair.
12475 (function_arg): Ditto.
12477 2007-04-24 Hui-May Chang <hm.chang@apple.com>
12479 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
12480 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
12482 2007-04-24 Richard Guenther <rguenther@suse.de>
12483 Olga Golovanevsky <olga@il.ibm.com>
12485 * fold-const.c (multiple_of_p): Check for bottom
12488 2007-04-24 Richard Henderson <rth@redhat.com>
12490 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
12491 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
12492 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
12493 looking for non-zero bits shifted out. Avoid a recursive call
12494 when constructing the scalar.
12495 (__floatundisf): Likewise.
12497 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
12499 * dwarf2out.c (field_byte_offset): Move the existing logic
12500 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
12501 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
12503 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12506 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
12507 length argument of 0 for memset.
12508 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
12509 unsigned shift instead of the signed variant.
12511 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12513 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
12514 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
12515 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
12516 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
12517 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
12518 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
12519 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
12520 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
12521 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
12522 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
12523 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
12524 "mul<mode>3", "div<mode>3"): Insn definitions added.
12525 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
12526 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
12527 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
12528 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
12529 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
12530 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
12531 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
12532 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
12533 TARGET_FLOAT_FORMAT): Macro definitions removed.
12534 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
12535 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
12536 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
12537 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
12538 (s390_gen_rtx_const_DI): Function removed.
12539 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
12541 2007-04-24 Richard Sandiford <richard@codesourcery.com>
12543 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
12544 over an external ffs function.
12546 2007-04-24 Chao-ying Fu <fu@mips.com>
12547 Richard Sandiford <richard@nildram.co.uk>
12549 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
12550 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
12551 (smadd_widen_optab, umadd_widen_optab): Define.
12552 * optabs.c (init_optabs): Initialize smadd_widen_optab and
12554 * genopinit.c (optabs): Fill in smadd_widen_optab and
12556 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
12557 and umadd_widen_optab to implement multiply-add sequences.
12558 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
12559 (<u>maddsidi4): ...this. Extend condition to include
12560 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
12561 of operand 0 to "ka" and use the three-operand form of madd<u>
12563 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
12565 * config/mips/constraints.md (ka): New register constraint.
12567 2007-04-24 Jan Hubicka <j@suse.cz>
12571 2007-04-23 Jan Hubicka <jh@suse.cz>
12572 * function.c (init_function_start): Don't init line number info.
12573 (expand_function_end): Update.
12574 (reset_block_changes, record_block_change, finalize_block_changes,
12575 check_block_change, free_block_changes): Kill.
12576 * function.h (reset_block_changes, record_block_change,
12577 finalize_block_changes, check_block_change, free_block_changes):
12579 (struct function): Remove ib_boundaries_block.
12580 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12581 Use curr_insn_locator to initialize locator.
12582 (emit_line_note): Remove.
12583 * cfgexpand.c (expand_gimple_cond_expr): Update.
12584 (construct_exit_block): Likewise.
12585 (tree_expand_cfg): Initialize/finalize locators.
12586 * expr.c (expand_expr_real): Update.
12587 * cfglayout.c (line_locators_locs, line_locators_lines,
12588 file_locators_locs, file_locators_files): Remove.
12589 (set_block_levels): Move to cfgexpand.c.
12590 (insn_locators_initialize): Remove.
12591 (pass_insn_locators_initialize): Remove.
12592 (locations_locators_locs, locations_locators_vals): New static vars.
12593 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12595 (insn_locators_alloc, insn_locators_finalize,
12596 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12598 (locator_location): New.
12599 (locator_line, locator_file): Rewrite.
12600 * rtl.h (emit_line_note): Kill.
12601 (insn_locators_alloc, insn_locators_finalize,
12602 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12604 * tree-inline.c (initialize_cfun): Do not initialize
12605 ib_boundaries_block.
12606 * passes.c (pass_insn_locators_initialize): Remove.
12608 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
12610 * doc/invoke.texi: Removed leading '-' from option index entries.
12612 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
12614 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
12616 (create_phi_node): Use set_phi_nodes.
12617 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
12618 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
12619 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
12620 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
12621 (bsi_start, bsi_last): Use bb_stmt_list.
12622 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
12623 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
12624 Traverse the statements using tsi iterator.
12625 * basic-block.h (struct basic_block_def): Fields stmt_list
12626 and phi_nodes moved to ...
12627 (struct tree_bb_info): ... new structure.
12628 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
12629 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
12630 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
12631 (tree_verify_flow_info): Verify that il.tree is not set for
12632 entry and exit block.
12633 (tree_split_block): Use set_bb_stmt_list.
12635 2007-04-23 Mike Stump <mrs@apple.com>
12637 * config/i386/i386.c (ix86_tune_features
12638 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
12641 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12643 * config/i386/i386.md (prefix_extra): New attribute.
12644 (length): Add prefix_extra.
12646 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
12647 (sse2_movntv2di): Likewise.
12648 (sse2_cvtps2dq): Likewise.
12649 (sse2_cvtpd2pi): Likewise.
12650 (sse2_cvttpd2pi): Likewise.
12651 (*sse2_cvtpd2ps): Likewise.
12652 (*add<mode>3): Likewise.
12653 (sse2_ssadd<mode>3): Likewise.
12654 (sse2_usadd<mode>3): Likewise.
12655 (*sub<mode>3): Likewise.
12656 (sse2_sssub<mode>3): Likewise.
12657 (sse2_ussub<mode>3): Likewise.
12658 (*mulv8hi3): Likewise.
12659 (*smulv8hi3_highpart): Likewise.
12660 (*umulv8hi3_highpart): Likewise.
12661 (sse2_umulv2siv2di3): Likewise.
12662 (sse2_pmaddwd): Likewise.
12663 (ashr<mode>3): Likewise.
12664 (lshr<mode>3): Likewise.
12665 (ashl<mode>3): Likewise.
12666 (sse2_ashlti3): Likewise.
12667 (sse2_lshrti3): Likewise.
12668 (*umaxv16qi3): Likewise.
12669 (*smaxv8hi3): Likewise.
12670 (*uminv16qi3): Likewise.
12671 (*sminv8hi3): Likewise.
12672 (sse2_eq<mode>3): Likewise.
12673 (sse2_gt<mode>3): Likewise.
12674 (*and<mode>3): Likewise.
12675 (sse2_nand<mode>3): Likewise.
12676 (*ior<mode>3): Likewise.
12677 (*xor<mode>3): Likewise.
12678 (sse2_packsswb): Likewise.
12679 (sse2_packssdw): Likewise.
12680 (sse2_packuswb): Likewise.
12681 (sse2_punpckhbw): Likewise.
12682 (sse2_punpcklbw): Likewise.
12683 (sse2_punpckhwd): Likewise.
12684 (sse2_punpcklwd): Likewise.
12685 (sse2_punpckhdq): Likewise.
12686 (sse2_punpckldq): Likewise.
12687 (sse2_punpckhqdq): Likewise.
12688 (sse2_punpcklqdq): Likewise.
12689 (*sse2_pinsrw): Likewise.
12690 (*sse2_pextrw): Likewise.
12691 (sse2_pshufd_1): Likewise.
12692 (sse2_uavgv16qi3): Likewise.
12693 (sse2_uavgv8hi3): Likewise.
12694 (sse2_psadbw): Likewise.
12695 (sse2_pmovmskb): Likewise.
12696 (*sse2_maskmovdqu): Likewise.
12697 (*sse2_maskmovdqu_rex64): Likewise.
12698 (sse4a_extrqi): Likewise.
12699 (sse4a_extrq): Likewise.
12700 (sse3_lddqu): Set prefix_rep.
12701 (sse3_addsubv4sf3): Likewise.
12702 (sse3_haddv4sf3): Likewise.
12703 (sse3_hsubv4sf3): Likewise.
12704 (sse_cvtss2si): Likewise.
12705 (sse_cvtss2si_2): Likewise.
12706 (sse_cvtss2siq): Likewise.
12707 (sse_cvtss2siq_2): Likewise.
12708 (sse_cvttss2si): Likewise.
12709 (sse_cvttss2siq): Likewise.
12710 (sse2_cvttps2dq): Likewise.
12711 (sse3_movshdup): Likewise.
12712 (sse3_movsldup): Likewise.
12713 (sse2_cvtsd2si): Likewise.
12714 (sse2_cvtsd2si_2): Likewise.
12715 (sse2_cvtsd2siq): Likewise.
12716 (sse2_cvtsd2siq_2): Likewise.
12717 (sse2_cvttsd2si): Likewise.
12718 (sse2_cvttsd2siq): Likewise.
12719 (*sse2_cvtpd2dq): Likewise.
12720 (*sse2_cvttpd2dq): Likewise.
12721 (sse2_pshuflw_1): Likewise.
12722 (sse2_pshufhw_1): Likewise.
12723 (sse4a_insertqi): Likewise.
12724 (sse4a_insertq): Likewise.
12725 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
12726 (ssse3_phadddv4si3): Likewise.
12727 (ssse3_phaddswv8hi3): Likewise.
12728 (ssse3_phsubwv8hi3): Likewise.
12729 (ssse3_phsubdv4si3): Likewise.
12730 (ssse3_phsubswv8hi3): Likewise.
12731 (ssse3_pmaddubswv8hi3): Likewise.
12732 (ssse3_pmulhrswv8hi3): Likewise.
12733 (ssse3_pshufbv16qi3): Likewise.
12734 (ssse3_psign<mode>3): Likewise.
12735 (ssse3_palignrti): Likewise.
12736 (abs<mode>2): Likewise.
12737 (ssse3_phaddwv4hi3): Set prefix_extra.
12738 (ssse3_phadddv2si3): Likewise.
12739 (ssse3_phaddswv4hi3): Likewise.
12740 (ssse3_phsubwv4hi3): Likewise.
12741 (ssse3_phsubdv2si3): Likewise.
12742 (ssse3_phsubswv4hi3): Likewise.
12743 (ssse3_pmaddubswv4hi3): Likewise.
12744 (ssse3_pmulhrswv4hi3): Likewise.
12745 (ssse3_pshufbv8qi3): Likewise.
12746 (ssse3_psign<mode>3): Likewise.
12747 (ssse3_palignrdi): Likewise.
12748 (abs<mode>2): Likewise.
12749 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
12750 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
12751 (sse2_pmovmskb): Set mode to SI instead of V2DF.
12753 2007-04-23 Nick Clifton <nickc@redhat.com>
12755 * params.def: Fix formatting of emacs local variables.
12757 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12759 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
12760 move if inter-unit move isn't allowed.
12761 Don't split moving the first element of V2DI to DI to inter-unit
12762 move if inter-unit move isn't allowed.
12764 2007-04-23 Richard Guenther <rguenther@suse.de>
12766 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
12767 and CDI_POST_DOMINATORS separately.
12769 2007-04-23 Nick Clifton <nickc@redhat.com>
12771 * c.opt (Wformat-contains-nul): Add warning attribute.
12773 2007-04-23 Jan Hubicka <jh@suse.cz>
12775 * function.c (init_function_start): Don't init line number info.
12776 (expand_function_end): Update.
12777 (reset_block_changes, record_block_change, finalize_block_changes,
12778 check_block_change, free_block_changes): Kill.
12779 * function.h (reset_block_changes, record_block_change,
12780 finalize_block_changes, check_block_change, free_block_changes):
12782 (struct function): Remove ib_boundaries_block.
12783 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12784 Use curr_insn_locator to initialize locator.
12785 (emit_line_note): Remove.
12786 * cfgexpand.c (expand_gimple_cond_expr): Update.
12787 (construct_exit_block): Likewise.
12788 (tree_expand_cfg): Initialize/finalize locators.
12789 * expr.c (expand_expr_real): Update.
12790 * cfglayout.c (line_locators_locs, line_locators_lines,
12791 file_locators_locs, file_locators_files): Remove.
12792 (set_block_levels): Move to cfgexpand.c.
12793 (insn_locators_initialize): Remove.
12794 (pass_insn_locators_initialize): Remove.
12795 (locations_locators_locs, locations_locators_vals): New static vars.
12796 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12798 (insn_locators_alloc, insn_locators_finalize,
12799 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12801 (locator_location): New.
12802 (locator_line, locator_file): Rewrite.
12803 * rtl.h (emit_line_note): Kill.
12804 (insn_locators_alloc, insn_locators_finalize,
12805 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12807 * tree-inline.c (initialize_cfun): Do not initialize
12808 ib_boundaries_block.
12809 * passes.c (pass_insn_locators_initialize): Remove.
12811 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12813 PR middle-end/31448
12814 * expr.c (reduce_to_bit_field_precision): Handle
12817 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
12819 PR tree-optimization/24659
12820 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
12821 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
12822 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
12823 * genopinit.c (optabs): Rename vec_pack_mod_optab
12824 to vec_pack_trunc_optab.
12825 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
12826 early for scalar floating point operands for NOP_EXPR.
12827 (vectorizable_type_promotion): Ditto.
12828 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
12829 vec_pack_trunc_optab.
12830 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
12832 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
12833 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
12834 Rename from VEC_PACK_MOD_EXPR.
12835 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
12836 * expr.c (expand_expr_real_1): Ditto.
12837 * tree-inline.c (estimate_num_insns_1): Ditto.
12838 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12840 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
12841 (vec_unpacks_lo_v4sf): Ditto.
12842 (vec_pack_trunc_v2df): Ditto.
12843 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
12844 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12845 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
12847 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
12849 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12851 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
12852 Rename from VEC_PACK_MOD_EXPR. This expression also represent
12853 packing of floating point operands.
12854 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
12855 represent unpacking of floating point operands.
12856 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
12857 [vec_unpacks_hi]: Ditto.
12858 [vec_unpacks_lo]: Ditto.
12860 2007-04-22 Jan Hubicka <jh@suse.cz>
12862 * final.c (rest_of_handle_final): Call
12863 targetm.asm_out.constructor/targetm.asm_out.destructor
12864 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
12865 proper priority via decl_*_priority_insert.
12866 * c-common.c (c_expand_body): Likewise.
12868 2007-04-22 Richard Guenther <rguenther@suse.de>
12870 PR tree-optimization/29789
12871 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
12872 (rewrite_reciprocal): New helper split out from
12873 determine_invariantness_stmt.
12874 (rewrite_bittest): Likewise.
12875 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
12876 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
12879 2007-04-22 Revital Eres <eres@il.ibm.com>
12881 * loop-unroll.c (var_to_expand): New field to support also
12882 insns of the form x = something + x.
12883 (analyze_insn_to_expand_var): Use it.
12884 (expand_var_during_unrolling): Likewise.
12886 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12888 * predict.c: Include pointer-set.h.
12889 (bb_predictions): New variable.
12890 (tree_predicted_by_p, tree_predict_edge,
12891 remove_predictions_associated_with_edge): Use bb_predictions map
12892 instead of bb->predictions.
12893 (clear_bb_predictions, assert_is_empty): New functions.
12894 (combine_predictions_for_bb): Use bb_predictions map. Call
12895 clear_bb_predictions.
12896 (tree_estimate_probability): Create and free bb_predictions map.
12897 * Makefile.in (predict.o): Add pointer-set.h dependency.
12898 * basic-block.h (struct basic_block_def): Remove predictions
12900 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
12902 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12905 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
12908 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12910 * timevar.c (timevar_print): Change reference of --disable-checking to
12911 --enable-checking=release. Also warn if assert checking is disabled.
12913 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12916 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
12917 decl as addressable if the compound literal was marked as
12919 Mark the decl as a gimple register if it is a complex or
12920 vector decl and does not live in memory.
12922 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12924 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
12925 (GENERIC_NEXT): New function macro.
12926 (PHI_CHAIN): Use phi_node's new chain variable.
12927 (tree_phi_node): Change tree_common to tree_base
12928 and add the chain field.
12929 * tree-phinodes.c (make_phi_node): Don't set
12930 TREE_TYPE on the new node.
12931 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
12932 instead of checking GIMPLE_TUPLE_P in chain_next.
12933 * tree-vect-transform.c
12934 (get_initial_def_for_induction): Look at
12935 PHI_RESULT_TREE for the type of the phi node.
12936 (update_vuses_to_preheader): Use PHI_CHAIN
12937 instead of TREE_CHAIN on the phi node.
12938 * tree-ssa-structalias.c (compute_points_to_sets):
12940 (ipa_pta_execute): Likewise.
12942 2007-04-21 Richard Guenther <rguenther@suse.de>
12944 PR middle-end/31136
12945 * fold-const.c (fold_unary): Call fold_convert_const on the
12948 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
12950 * gcse.c (store_killed_in_insn): Handle PARALLELs.
12951 (store_killed_in_pat): New.
12953 2007-04-20 Richard Henderson <rth@redhat.com>
12956 * config/i386/i386.c (type_has_variadic_args_p): Look for any
12957 TREE_LIST with a void_type_node value, not void_list_node exactly.
12959 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
12961 * doc/standards.texi: Re-arrange into language-specific
12962 subsections. Add a C++ section, documenting which standards we
12965 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12967 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
12968 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
12970 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
12972 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
12973 ecrti.o and crtbegin.o.
12974 (LIB_DEFAULT_SPEC): Include -lc.
12975 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
12977 2007-04-20 Richard Henderson <rth@redhat.com>
12980 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
12981 argument; update all callers.
12982 (get_unaligned_offset): New.
12983 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
12984 get_unaligned_address, just pass on the address directly.
12985 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
12986 the subreg in the helper patterns.
12987 (unaligned_extendqidi_le): Use get_unaligned_offset.
12988 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
12989 (unaligned_extendhidi_be): Likewise.
12990 (unaligned_extendhidi): Tidy.
12991 * config/alpha/alpha-protos.h: Update.
12993 2007-04-20 Richard Henderson <rth@redhat.com>
12995 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
12996 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
12997 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
12998 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12999 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13000 (CPP_SPEC): Don't include %(cpp_subtarget).
13001 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
13002 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13003 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
13005 2007-04-20 Jakub Jelinek <jakub@redhat.com>
13007 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
13008 for __builtin_ia32_cmpordss.
13010 PR tree-optimization/31632
13011 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
13012 and arg1 for optimizations of comparison against min/max values.
13013 Fold arg0 to arg1's type for optimizations of comparison against
13014 min+1 and max-1 values.
13016 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
13018 * reload.c (combine_reloads): When trying to use a dying register,
13019 check whether it's uninitialized and don't use if so.
13021 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
13023 * fold-const.c: Remove prototypes for native_encode_expr and
13024 native_interpret_expr.
13025 (native_encode_expr): Make non-static.
13026 (native_interpret_expr): Likewise.
13027 * tree.h: Add prototypes for the above.
13029 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13031 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
13032 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
13033 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
13034 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
13035 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
13036 Add length attributes.
13038 2007-04-19 Janis Johnson <janis187@us.ibm.com>
13040 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
13043 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
13044 __STDC_WANT_DEC_FP__.
13046 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13048 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
13049 for long double compatibility.
13050 * configure: Regenerate.
13052 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
13054 PR rtl-optimization/29841
13055 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
13057 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
13058 that may cause control flow transfer from being moved.
13060 2007-04-18 Jan Hubicka <jh@suse.cz>
13062 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
13065 2007-04-18 Eric Christopher <echristo@apple.com>
13067 * config/rs6000/darwin.md (load_macho_picbase): Use link register
13068 only. Update operands.
13069 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
13070 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
13071 link register to pic register.
13073 2007-04-18 Dirk Mueller <dmueller@suse.de>
13075 PR diagnostic/31227
13076 * tree-vrp.c (search_for_addr_array): New.
13077 (check_array_bounds): Suppress warning about
13078 address taken of array refs if its not de-referenced.
13080 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13082 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
13083 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
13085 * tree-vectorizer.h (NITERS_KNOWN_P): New.
13086 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
13087 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
13089 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
13091 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
13093 (vect_analyze_scalar_cycles): Fix indentation.
13094 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
13095 (vect_mark_relevant): Include phis in relevance analysis.
13097 * tree-vect-transform.c (vect_transform_loop): Add an assert.
13099 2007-04-18 Anatoly Sokolov <aesok@post.ru>
13101 * config/avr/avr.c (ptrreg_to_str): Replace error() with
13102 output_operand_lossage().
13104 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13106 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
13107 the unused code for reduction without adjust-in-epilog to simplify the
13110 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
13112 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
13113 (S390_TDC_NEGATIVE_ZERO): New constant.
13114 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
13115 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
13116 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
13117 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
13118 (S390_TDC_POSITIVE_INFINITY): New constant.
13119 (S390_TDC_NEGATIVE_INFINITY): New constant.
13120 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
13121 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
13122 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
13123 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
13124 (S390_TDC_INFINITY): New constant.
13125 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
13126 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
13127 optimization for UNSPEC_CCZ_TO_INT.
13128 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
13129 ("*ccz_to_int"): New insn.
13130 ("isinf<mode>2"): New insn.
13131 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
13132 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
13133 (UNSPEC_CCZ_TO_INT): New constant.
13135 2007-04-18 Richard Guenther <rguenther@suse.de>
13137 PR tree-optimization/19431
13138 PR tree-optimization/21463
13139 * tree-pass.h (pass_phiprop): Declare.
13140 * passes.c (init_optimization_passes): New phiprop pass.
13141 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
13142 (phivn_valid_p): New helper function.
13143 (phiprop_insert_phi): Likewise.
13144 (propagate_with_phi): Likewise.
13145 (tree_ssa_phiprop): New propagator propagating loads
13146 through phi nodes if profitable.
13148 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13150 * tree-vect-analyze.c (process_use): New function.
13151 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
13152 Check phis in all bbs.
13153 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
13156 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
13158 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
13161 2007-04-17 Anatoly Sokolov <aesok@post.ru>
13164 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
13167 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
13169 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
13171 (sse_vmmulv4sf3): Likewise.
13172 (sse2_vmaddv2df3): Likewise.
13173 (sse2_vmmulv2df3): Likewise.
13175 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
13177 PR rtl-optimization/31360
13178 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
13179 (target_reg_cost): New.
13180 (init_set_costs): Initialize target_reg_cost. Add comments
13181 regarding the rationale of the costs.
13182 (global_cost_for_size): Renamed to...
13183 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
13184 of register pressure.
13185 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
13186 estimate_reg_pressure_cost. Add number of ivs.
13187 (determine_set_costs): Dump target_reg_cost.
13188 * loop-invariant.c (gain_for_invariant): Use
13189 estimate_reg_pressure_cost. Removed n_inv_uses argument.
13190 (best_gain_for_invariant, find_invariants_to_move): Remove
13192 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
13193 (target_reg_cost): Declare.
13194 (global_cost_for_size): Declaration removed.
13195 (estimate_reg_pressure_cost): Declare.
13197 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
13199 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
13200 regnos into even/odd register pairs.
13201 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
13202 TDmode similar to the other floating point modes.
13203 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
13204 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
13206 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
13207 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
13208 (movdd_hardfloat64): Use TARGET_MFPGPR.
13210 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
13212 * reload1.c (delete_output_reload): Don't count output in n_inherited.
13215 2005-01-05 Richard Henderson <rth@redhat.com>
13217 * reload1.c (do_input_reload): Restrict the optimization deleteing
13218 a previous output reload to RELOAD_FOR_INPUT.
13220 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
13222 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
13223 induc_vec_info_type.
13224 (vectorizable_induction): New function declaration.
13225 * tree-vect-transform.c (get_initial_def_for_induction): No need to
13226 check if already vectorized. Find first place in BB where new stmts
13227 can be inserted. Takes only one argument.
13228 (vectorizable_induction): New function.
13229 (vect_transform_stmt): Add case for induc_vec_info_type to call
13230 vectorizable_induction.
13231 (vect_transform_loop): Consider phis for vectorization.
13232 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
13234 (analyze_operations): Call vectorizable_induction when analyzing phis.
13236 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
13237 (vect_mark_relevant): Include phis in relevance analysis.
13238 (vect_mark_stmts_to_be_vectorize): Likewise.
13239 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
13241 2007-04-16 Lawrence Crowl <crowl@google.com>
13243 * doc/invoke.texi (Debugging Options): Add documentation for the
13244 -femit-struct-debug options -femit-struct-debug-baseonly,
13245 -femit-struct-debug-reduced, and
13246 -femit-struct-debug-detailed[=...].
13248 * c-opts.c (c_common_handle_option): Add
13249 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
13250 and OPT_femit_struct_debug_detailed_.
13251 * c.opt: Add specifications for
13252 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
13253 and -femit-struct-debug-detailed[=...].
13254 * opts.c (set_struct_debug_option): Parse the
13255 -femit-struct-debug-... options.
13256 * opts.c (matches_main_base, main_input_basename,
13257 main_input_baselength, base_of_path, matches_main_base): Add
13258 variables and functions to compare header base name to compilation
13260 * opts.c (should_emit_struct_debug): Add to determine to emit a
13261 structure based on the option.
13262 (dump_struct_debug) Also disabled function to debug this
13264 * opts.c (handle_options): Save the base name of the
13267 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
13268 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
13269 This hook indicates if a type is generic. Set it by default
13270 to "never generic".
13271 * langhooks.h (struct lang_hooks_for_types): Add a new hook
13272 to determine if a struct type is generic or not.
13273 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
13274 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
13275 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
13276 with live C++ hook.
13278 * flags.h (enum debug_info_usage): Add an enumeration to describe
13279 a program's use of a structure type.
13280 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
13281 to indicate the program's usage of the type. Filter structs based
13282 on the -femit-struct-debug-... specification.
13283 (gen_type_die): Split into two routines, gen_type_die and
13284 gen_type_die_with_usage. gen_type_die is now a wrapper
13285 that assumes direct usage.
13286 (gen_type_die_with_usage): Replace calls to gen_type_die
13287 with gen_type_die_with_usage adding the program usage of
13288 the referenced type.
13289 (dwarf2out_imported_module_or_decl): Suppress struct debug
13290 information using should_emit_struct_debug when appropriate.
13292 2007-04-16 Ian Lance Taylor <iant@google.com>
13294 PR tree-optimization/31522
13295 * tree-vrp.c (vr_phi_edge_counts): New static variable.
13296 (vrp_initialize): Allocate vr_phi_edge_counts.
13297 (vrp_visit_phi_node): Don't push to infinity if we saw a new
13298 executable edge. Drop test for all constants.
13299 (vrp_finalize): Free vrp_phi_edge_counts.
13301 * doc/cpp.texi (Common Predefined Macros): Clarify description of
13302 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
13304 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
13305 predecessors at head rather than tail.
13307 2007-04-16 Matthias Klose <doko@debian.org>
13309 * config/alpha/linux.h (CPP_SPEC): Define.
13310 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
13312 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
13314 * function.h: Remove sequence_stack extern declaration.
13316 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13318 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
13320 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
13323 2007-04-16 Anatoly Sokolov <aesok@post.ru>
13325 * config/avr/avr.c (avr_arch_types): Rearranging array.
13326 (enum avr_arch): Add.
13327 (avr_mcu_types): Use avr_arch enumeration constants instead of
13329 * config/avr/avr.h (LINK_SPEC): Simplify.
13331 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13333 * config/m68k/m68k.c (m68k_libcall_value,
13334 m68k_function_value): Use macros for register names more.
13336 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
13338 (M68K_REGNAME): Use A6_REG.
13339 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
13341 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13343 PR middle-end/28071
13344 * sched-int.h (struct deps): Split field 'pending_lists_length' into
13345 'pending_read_list_length' and 'pending_write_list_length'. Update
13347 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
13348 to handle two length counters instead of one. Update all uses.
13349 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
13350 two length counters instead of one.
13351 * sched-rgn.c (propagate_deps): Update to handle two length counters
13354 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
13357 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
13358 copy of source, pass it to ix86_expand_vector_set and return
13361 2007-04-16 David Ung <davidu@mips.com>
13362 Joseph Myers <joseph@codesourcery.com>
13364 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
13365 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
13366 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
13367 Add 74K processor information.
13368 * config/mips/mips.md: Include 74k.md.
13369 (cpu): Add 74kc,74kf,74kx.
13370 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
13371 * config/mips/74k.md: New.
13372 * doc/invoke.texi (MIPS Options): Document 74K support.
13374 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
13376 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
13377 vectorizable_* functions.
13378 * tree-vect-transform.c (vectorizable_call): Add check for
13379 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
13380 (vectorizable_store): likewise.
13381 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
13383 (vectorizable_operation, vectorizable_type_demotion): Likewise.
13384 (vectorizable_type_promotion, vectorizable_load): Likewise.
13385 (vectorizable_live_operation, vectorizable_condition): Likewise.
13386 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
13388 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
13390 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13392 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
13393 register numbers more.
13394 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
13395 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
13396 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
13397 FUNCTION_VALUE_REGNO_P): Likewise.
13398 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
13399 STATIC_CHAIN_REGNUM): Likewise.
13400 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
13401 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
13402 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
13403 * config/m68k/m68k.md (FP_REG): New.
13405 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13407 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
13410 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13412 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
13413 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
13416 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13418 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
13421 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
13424 * c-decl.c (finish_decl): Grab the type of the decl after the call
13425 to store_init_value.
13427 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
13429 * common.opt (fforward-propagate): Fix "Optimization" annotation.
13431 2007-04-14 Jakub Jelinek <jakub@redhat.com>
13434 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
13435 dominators, post dominators and cleanup cfg before returning.
13437 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
13439 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
13440 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
13442 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
13444 * config.gcc: Recognize fido.
13445 * config/m68k/m68k-devices.def (fidoa): New.
13446 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
13448 (FL_FIDOA, TARGET_FIDOA): New.
13449 * config/m68k/m68k.opt (mfidoa): New.
13451 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13453 PR middle-end/31322
13454 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
13455 when a personality function is used.
13457 2007-04-13 Bob Wilson <bob.wilson@acm.org>
13459 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
13461 2007-04-13 Mike Stump <mrs@apple.com>
13463 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
13465 * config/darwin.opt (fapple-kext): Make C++ only.
13466 * config/darwin.c (darwin_override_options): Remove code to ensure
13467 -fapple-kext is given for C++ only.
13469 2007-04-13 Richard Sandiford <richard@codesourcery.com>
13471 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
13472 * config/mips/mips.c (override_options): Call
13473 SUBTARGET_OVERRIDE_OPTIONS, if defined.
13475 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
13477 * config/i386/i386.opt (msvr3-shlib): Removed.
13479 * doc/invoke.texi: Remove -msvr3-shlib.
13481 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
13483 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
13484 with "popcnt" instruction.
13486 2007-04-13 Richard Guenther <rguenther@suse.de>
13488 PR tree-optimization/21258
13489 * tree-vrp.c (compare_case_labels): New helper.
13490 (find_switch_asserts): New function.
13491 (find_assert_locations): Call it for SWITCH_EXPRs.
13493 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
13495 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
13496 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
13497 check is now implied in X87_FLOAT_MODE_P.
13498 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13499 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13500 (fix_trunc<mode>_i386_fisttp): Ditto.
13501 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13502 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13503 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13504 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13505 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13506 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13507 (unnamed_splitters): Ditto.
13508 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
13509 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
13510 FIRST_SSE_REG for local functions when SSE math is enabled or
13511 for functions with sseregparm attribute.
13512 (standard_80387_constant_p): Return -1 if mode is not
13514 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
13515 (ix86_expand_compare): Ditto.
13516 (ix86_expand_carry_flag_compare): Ditto.
13517 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
13518 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
13519 DECIMAL_FLOAT_MODE_P.
13520 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
13521 of SCALAR_FLOAT_MODE_P.
13522 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
13523 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
13524 checks before FLOAT_MODE_P.
13525 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
13526 before FLOAT_MODE_P.
13531 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
13533 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
13534 Charles Wilson <libtool@cwilson.fastmail.fm>
13536 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
13537 (libgcc.mvars): Don't depend on them.
13538 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
13539 * exec-tool.in: New.
13541 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
13543 * doc/invoke.text (--help): Document --help=common.
13545 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
13547 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
13549 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13551 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
13552 * genemit.c (main): Emit #include "integrate.h".
13553 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
13554 (LOADGP_RTP): New mips_loadgp_style.
13555 * config/mips/mips.h: Include config/vxworks-dummy.h.
13556 (TARGET_RTP_PIC): New macro.
13557 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
13558 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
13559 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
13560 for TARGET_RTP_PIC.
13561 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
13562 -mvxworks-pic when using -mrtp and a PIC option.
13563 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
13565 (mips_symbolic_constant_p, mips_symbolic_address_p)
13566 (mips_symbol_insns): Handle SYMBOL_HALF.
13567 (override_options): Warn about -G and -mrtp being used together.
13568 Initialize mips_lo_relocs[SYMBOL_HALF].
13569 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
13570 (mips_emit_loadgp): Handle LOADGP_RTP.
13571 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
13572 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
13573 (tablejump): Handle function-relative case table entries if
13575 * config/mips/predicates.md (symbol_ref_operand): New predicate.
13577 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13579 * config/mips/mips.md (load_call<mode>): Allow any general register.
13581 (sibcall_value_internal, sibcall_value_multiple_internal)
13582 (call_value_internal, call_value_split, call_value_multiple_internal)
13583 (call_value_multiple_split): Remove constraints from operand 0.
13585 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13587 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
13588 rather than loadgp_noshared.
13589 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
13590 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
13592 * config/mips/mips.md (loadgp): Rename to...
13593 (loadgp_newabi): ...this.
13594 (loadgp_noshared): Rename to...
13595 (loadgp_absolute): ...this.
13597 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13599 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
13600 false for locally-binding symbols.
13601 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
13603 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13605 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
13606 (SYMBOL_GOT_PAGE_OFST): ...this.
13607 (SYMBOL_GOT_GLOBAL): Rename to...
13608 (SYMBOL_GOT_DISP): ...this.
13609 (SYMBOL_GOTOFF_GLOBAL): Rename to...
13610 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
13611 * config/mips/mips.c (mips_global_symbol_p): New function.
13612 (mips_symbol_binds_local_p): Likewise.
13613 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
13614 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
13615 mips_global_symbol_p and mips_symbol_binds_local_p.
13616 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
13617 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
13618 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
13619 SYMBOL_GOTOFF_DISP.
13620 (mips_ok_for_lazy_binding_p): New function.
13621 (mips_load_call_address, mips_expand_call): Use it.
13622 (mips_dangerous_for_la25_p): Likewise.
13623 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
13624 (*got_disp<mode>): Use got_disp_operand instead of
13625 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
13626 SYMBOL_GOTOFF_GLOBAL.
13627 (*got_page<mode>): Use got_page_ofst_operand instead of
13629 * config/mips/predicates.md (const_call_insn_operand): Use
13630 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
13631 (global_got_operand): Rename to...
13632 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
13634 (local_got_operand): Rename to...
13635 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
13636 of SYMBOL_GOT_LOCAL.
13638 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13640 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
13641 TARGET_CALL_CLOBBERED_GP.
13642 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13643 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
13644 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
13645 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
13646 of TARGET_ABICALLS && !TARGET_NEWABI.
13647 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13648 * config/mips/mips.c (mips_load_call_address): Check
13649 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13650 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13651 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13652 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
13653 TARGET_ABICALLS && TARGET_NEWABI.
13654 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
13656 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
13657 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
13658 TARGET_ABICALLS && TARGET_NEWABI.
13659 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
13660 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
13661 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
13662 whether indirect calls must use $25.
13663 (mips_extra_live_on_entry): Check TARGET_GOT instead of
13665 * config/mips/mips.md (jal_macro): Check flag_pic and
13666 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
13667 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
13668 instead of TARGET_ABICALLS.
13669 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
13670 TARGET_ABICALLS && TARGET_OLDABI.
13671 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13672 (sibcall): In the comment above the define_insn, mention
13673 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
13674 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
13675 instead of TARGET_ABICALLS.
13677 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
13679 * doc/md.texi (Blackfin family constraints): Document PA and PB.
13680 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
13681 (MACFLAGS_MATCH_P): New macro.
13682 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
13683 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
13684 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
13685 the other MACFLAG constants.
13686 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
13687 (flag_machi): Tighten constraints. Renumber some of the operands.
13688 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
13690 (flag_machi_parts_acconly): New pattern.
13691 (flag_macinithi): Tighten constraints. Allow any accumulator to be
13693 (flag_macinit1hi): Tighten constraints.
13694 (flag_mul_macv2hi_parts_acconly): New pattern.
13696 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
13697 Use a more efficient implementation.
13698 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
13699 inline sequences when not optimizing for size.
13701 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
13702 movhi_high2low): Delete, merge functionality into...
13703 (packv2hi): ... this pattern.
13705 2007-02-11 Jie Zhang <jie.zhang@analog.com>
13706 * config/bfin/bfin.opt (msim): New option.
13707 (mcpu=): New option.
13708 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
13709 (bfin_cpu_t): Typedef of enum bfin_cpu.
13710 (bfin_cpu_type): New declaration.
13711 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
13712 -msim and -mcpu= options.
13713 (LIB_SPEC): Likewise.
13714 * config/bfin/bfin.c (bfin_cpu_type): Define.
13715 (bfin_handle_option): Handle -mcpu= option.
13716 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
13717 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
13718 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
13720 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13722 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
13723 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
13724 (powerpc-wrs-vxworksae): Use ${tm_file}.
13725 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
13726 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
13727 * config/i386/vx-common.h: New file.
13729 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13731 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
13734 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
13736 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
13739 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
13743 * c-common.c (c_build_qualified_type): Set canonical type
13746 2007-04-12 Richard Guenther <rguenther@suse.de>
13748 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
13749 lower bound and element size if lower bound is not zero
13750 or either of the ARRAY_REF operands is set.
13752 2007-04-12 Richard Guenther <rguenther@suse.de>
13754 PR tree-optimization/24689
13755 PR tree-optimization/31307
13756 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
13758 * gimplify.c (canonicalize_addr_expr): To be consistent with
13759 gimplify_compound_lval only set operands two and three of
13760 ARRAY_REFs if they are not gimple_min_invariant. This makes
13761 it never at this place.
13762 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13764 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13766 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
13767 null before emitting a .nsubspa directive.
13769 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13771 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
13772 need_to_partition_p if there are no memory statements in the
13775 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13777 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
13778 (gcd_of_steps_may_divide_p): New function.
13779 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
13781 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13783 * reload.c (find_reloads_toplev, find_reloads_address,
13784 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
13785 not a pointer equality test, to decide if we need to call
13786 push_reg_equiv_alt_mem.
13788 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
13790 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
13791 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
13793 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
13795 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13797 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
13798 vector to be positive.
13800 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13804 * doc/invoke.texi: Document --params max-aliased-vops and
13806 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
13807 debug_memory_partitions): Move to tree-flow.h
13808 * params.h (AVG_ALIASED_VOPS): Define.
13809 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
13811 (mp_info_t): Likewise.
13812 (get_mem_sym_stats_for): New.
13813 (set_memory_partition): Move from tree-flow-inline.h.
13814 (mark_non_addressable): Only clear the set of symbols for the
13815 partition if it exists.
13816 (dump_memory_partitions): Move from tree-ssa-operands.c
13817 (debug_memory_partitions): Likewise.
13818 (need_to_partition_p): New.
13819 (dump_mem_ref_stats): New.
13820 (debug_mem_ref_stats): New.
13821 (dump_mem_sym_stats): New.
13822 (debug_mem_sym_stats): New.
13823 (update_mem_sym_stats_from_stmt): New.
13824 (compare_mp_info_entries): New.
13825 (mp_info_cmp): Call it.
13826 (sort_mp_info): Change argument to a list of mem_sym_stats_t
13828 (get_mpt_for): Move from tree-ssa-operands.c.
13829 (find_partition_for): New.
13830 (create_partition_for): Remove.
13831 (estimate_vop_reduction): New.
13832 (update_reference_counts): New.
13833 (build_mp_info): New.
13834 (compute_memory_partitions): Refactor.
13835 Document new heuristic.
13836 Call build_mp_info, update_reference_counts,
13837 find_partition_for and estimate_vop_reduction.
13838 (compute_may_aliases): Populate virtual operands before
13839 calling debugging dumps.
13840 (delete_mem_sym_stats): New.
13841 (delete_mem_ref_stats): New.
13842 (init_mem_ref_stats): New.
13843 (init_alias_info): Call it.
13844 (maybe_create_global_var): Remove alias_info argument.
13845 Get number of call sites and number of pure/const call sites
13846 from gimple_mem_ref_stats().
13847 (dump_alias_info): Call dump_memory_partitions first.
13848 (dump_points_to_info_for): Show how many times a pointer has
13850 * opts.c (decode_options): For -O2 set --param
13851 max-aliased-vops to 500.
13852 For -O3 set --param max-aliased-vops to 1000 and --param
13853 avg-aliased-vops to 3.
13854 * fortran/options.c (gfc_init_options): Remove assignment to
13856 * tree-flow-inline.h (gimple_mem_ref_stats): New.
13857 * tree-dfa.c (dump_variable): Dump memory reference
13859 Dump NO_ALIAS* settings.
13860 (referenced_var_lookup): Tidy.
13861 (mem_sym_stats): New.
13862 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
13863 and ORIG are different SSA names for a memory partition.
13864 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
13865 * tree-flow.h (struct mem_sym_stats_d): Define.
13866 (mem_sym_stats_t): Define.
13867 (struct mem_ref_stats_d): Define.
13868 (struct gimple_df): Add field mem_ref_stats.
13869 (enum noalias_state): Define.
13870 (struct var_ann_d): Add bitfield noalias_state.
13871 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
13872 debug_mem_ref_stats, debug_memory_partitions,
13873 debug_mem_sym_stats): Declare.
13874 * tree-ssa-structalias.c (update_alias_info): Update call
13875 sites, pure/const call sites and asm sites in structure
13876 returned by gimple_mem_ref_stats.
13877 Remove local variable IS_POTENTIAL_DEREF.
13878 Increase NUM_DEREFS if the memory expression is a potential
13880 Call update_mem_sym_stats_from_stmt.
13881 If the memory references memory, call
13882 update_mem_sym_stats_from_stmt for all the direct memory
13883 symbol references found.
13884 (intra_create_variable_infos): Set noalias_state field for
13885 pointer arguments according to the value of
13886 flag_argument_noalias.
13887 * tree-ssa-structalias.h (struct alias_info): Remove fields
13888 num_calls_found and num_pure_const_calls_found.
13889 (update_mem_sym_stats_from_stmt): Declare.
13890 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
13891 Set default value to 100.
13892 (PARAM_AVG_ALIASED_VOPS): Define.
13894 2007-04-11 Richard Guenther <rguenther@suse.de>
13896 PR middle-end/31530
13897 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
13898 a * -b + c as c - a * b if we honor sign dependent rounding.
13900 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13902 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
13903 bfin_expand_strmov.
13904 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
13905 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
13907 (initialize_trampoline): Don't use old-style function definition.
13908 (bfin_secondary_reload): Mark IN_P argument as unused.
13910 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
13912 PR tree-optimization/31343
13913 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
13914 (build_polynomial_chrec): Return a scalar when the evolution is zero.
13915 * testsuite/gcc.dg/vect/pr31343.c: New.
13917 2007-04-10 Eric Christopher <echristo@apple.com>
13919 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
13920 * config/i386/i386.md (*cmpfp0): Use.
13921 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13922 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13923 (fix_trunc<mode>_i386_fisttp): Ditto.
13924 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13925 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13926 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13927 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13928 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13929 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13930 (unnamed_splitters): Ditto.
13931 * config/i386/i386.c (output_fix_trunc): Assert that
13932 we're not being passed a TFmode operand.
13934 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
13936 PR tree-optimization/31526
13937 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
13938 n_basic_blocks to find newly added blocks.
13940 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
13942 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
13944 (fix_trunc<mode>si_sse): Ditto.
13945 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
13946 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
13947 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
13948 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
13949 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
13950 expander using SSEMODEF mode macro.
13951 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
13952 expander using SSEMODEF mode macro.
13953 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
13954 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
13955 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
13956 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
13957 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
13958 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
13959 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
13960 Macroize insn using X87MODEF mode macro.
13962 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
13964 * config/i386/sse.md (sse2_pinsrw): Removed.
13965 (sse2_pextrw): Renamed to ...
13966 (*sse2_pextrw): This.
13968 2007-04-09 Jan Hubicka <jh@suse.cz>
13971 * config/i386/sse.md
13972 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
13973 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
13974 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
13975 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
13977 2007-04-09 Jan Hubicka <jh@suse.cz>
13979 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
13980 multiple fields of union.
13982 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
13984 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
13985 (create_preheaders): Check that loops are available.
13986 (fix_loop_structure): Clean up, improve comments.
13987 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
13988 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
13990 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
13991 * predict.c (tree_estimate_probability): Do not call
13992 calculate_dominance_info. Call create_preheaders.
13993 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
13994 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
13996 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
13997 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
13998 * tree-cfg.c (tree_split_edge): Make an assert more precise.
13999 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
14002 2007-04-08 Jan Hubicka <jh@suse.cz>
14004 * tree.h (maybe_fold_offset_to_component_ref): Declare.
14005 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
14006 * fold-const.c (fold_unary): Use it.
14008 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
14010 * varasm.c (assemble_variable): Remove call to
14011 lang_hooks.decls.prepare_assemble_variable.
14012 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
14013 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
14014 * langhooks.h (lang_hooks_for_decls): Remove
14015 prepare_assemble_variable.
14017 2007-04-08 Mike Stump <mrs@apple.com>
14019 * config/i386/i386.c: Use inc/dec on Core2.
14021 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
14023 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
14024 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14025 lhd_tree_inlining_end_inlining): Remove.
14026 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
14027 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
14028 end_inlining hooks.
14029 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
14030 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14031 lhd_tree_inlining_end_inlining): Remove prototypes.
14032 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
14033 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
14034 LANG_HOOKS_TREE_INLINING_START_INLINING,
14035 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
14037 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
14040 2007-04-08 Anatoly Sokolov <aesok@post.ru>
14043 * config/avr/predicates.md (io_address_operand): Delete predicate.
14044 (low_io_address_operand): Don't use 'mode' argument.
14045 (higth_io_address_operand): Rename ...
14046 (high_io_address_operand): ... to this. Don't use 'mode' argument.
14047 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
14050 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
14052 Revert change removing staticp.
14054 2007-04-07 Anatoly Sokolov <aesok@post.ru>
14057 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
14060 2007-04-07 Bruce Korb <bkorb@gnu.org>
14062 * c.opt: Add -Wformat-contains-nul.
14063 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
14065 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
14066 the NUL byte warning.
14068 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
14070 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
14072 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14074 * tree.c (staticp): No longer use staticp langhook.
14075 * langhooks.c (lhd_staticp): Removed.
14076 * langhooks.h (struct lang_hooks): Remove staticp.
14077 * c-common.c (c_staticp): Remove.
14078 * c-common.h (c_staticp): Ditto.
14079 * langhooks-defs.h (lhd_staticp): Ditto.
14080 (LHD_HOOKS_STATICP): Ditto
14081 * tree.h (gcc_assert_lowered): New macro.
14083 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
14085 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
14086 argument "reliable".
14087 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
14088 Add argument "reliable". Propagate it through calls.
14089 (infer_loop_bounds_from_undefined): Derive number of iterations
14090 estimates from references in blocks that do not dominate loop latch.
14091 (gcov_type_to_double_int): New function.
14092 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
14093 and expected_loop_iterations_unbounded.
14094 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
14095 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
14096 * tree-data-ref.c (estimated_loop_iterations): Export.
14097 (get_references_in_stmt): Fix -- do not return addresses of local
14099 * cfgloop.h (expected_loop_iterations_unbounded,
14100 estimated_loop_iterations): Declare.
14102 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14104 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14106 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14108 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
14109 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
14110 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
14111 Use output_387_reg_move().
14112 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
14113 expander using X87MODEF12 mode macro.
14114 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
14115 choosing register preferences. Use output_387_reg_move().
14116 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
14117 instead of "x". Use output_387_reg_move().
14118 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
14119 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
14120 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
14121 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
14122 Use output_387_reg_move().
14123 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
14125 (*truncxf?f_i387 splitter): Ditto.
14127 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14129 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
14130 LANG_HOOKS_SAFE_FROM_P.
14131 * expr.c (safe_from_p): Remove langhook call.
14132 * langhooks.h (lang_hooks): Remove safe_from_p.
14133 (lhd_safe_from_p): Remove prototype.
14134 * langhooks.c (lhd_safe_from_p): Remove.
14136 2007-04-06 Jan Hubicka <jh@suse.cz>
14138 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
14141 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14143 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
14144 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
14145 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
14146 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
14148 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
14149 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
14151 2007-04-05 Richard Henderson <rth@redhat.com>
14153 * config/alpha/alpha.c (print_operand) [+]: Remove.
14154 (alpha_end_function): Print nop if call at end of function.
14155 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
14156 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
14157 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
14158 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
14159 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
14160 the call pattern. Update peepholes to match.
14162 2007-04-05 Janis Johnson <janis187@us.ibm.com>
14164 * doc/extend.texi (Other Builtins): Add decimal float variants
14166 * builtins.def: Ditto.
14167 * builtins.c (expand_builtin): Ditto.
14169 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
14170 H.J. Lu <hongjiu.lu@intel.com>
14173 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
14174 of V8HImode when calling ix86_binary_operator_ok.
14175 (sse2_pmaddwd): Call ix86_binary_operator_ok.
14176 (sdot_prodv8hi): Operands 1 and 2 must be register.
14178 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14180 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
14181 initialize align to silence bogus warning.
14183 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14185 PR middle-end/22156
14186 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
14188 (struct sra_walk_fns): Remove use_all parameter from use.
14189 (sra_hash_tree): Handle BIT_FIELD_REFs.
14190 (sra_elt_hash): Don't hash bitfld blocks.
14191 (sra_elt_eq): Skip them in parent compares as well. Handle
14193 (sra_walk_expr): Don't maintain or pass down use_all_p.
14194 (scan_use): Remove use_all parameter.
14195 (scalarize_use): Likewise. Re-expand assignment to
14196 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
14197 output, and re-scalarize after output. Don't mark anything
14199 (scalarize_ldst): Adjust.
14200 (scalarize_walk_gimple_modify_statement): Likewise.
14201 (build_element_name_1): Handle BIT_FIELD_REFs.
14202 (instantiate_element): Don't warn for any element whose parent
14203 is used as a whole.
14204 (instantiate_missing_elements_1): Return the sra_elt.
14205 (canon_type_for_field): New.
14206 (try_instantiate_multiple_fields): New.
14207 (instantiate_missing_elemnts): Use them.
14208 (mark_no_warning): Removed.
14209 (generate_one_element_ref): Handle BIT_FIELD_REFs.
14210 (REPLDUP, sra_build_elt_assignment): New.
14211 (generate_copy_inout): Use them.
14212 (generate_element_copy): Likewise. Handle bitfld differences.
14213 (generate_element_zero): Don't recurse for blocks. Use
14214 sra_build_elt_assignment.
14215 (generate_one_element_int): Take elt instead of var. Use
14216 sra_build_elt_assignment.
14217 (generate_element_init_1): Adjust.
14218 (scalarize_use, scalarize_copy): Use REPLDUP.
14219 (scalarize_ldst): Move assert before dereference.
14220 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
14222 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14224 * regmove.c: Fix unused variable warnings due to previous commit.
14226 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14228 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
14229 (regmove_bb_head): Remove.
14230 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
14231 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
14232 problems with fixup_match_1.
14233 Don't initialize/free regmove_bb_head.
14235 (reg_is_remote_constant_p): If an insn is in the same basic block
14236 but not before INSN, consider it remote, too.
14238 2007-04-05 Anatoly Sokolov <aesok@post.ru>
14241 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
14242 DECL_ASSEMBLER_NAME, not the DECL_NAME.
14244 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
14246 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
14247 (CONDITIONAL_REGISTER_USAGE): Likewise.
14249 2007-04-04 Richard Henderson <rth@redhat.com>
14251 * config/alpha/lib1funcs.asm: Remove unused file.
14253 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14256 * opts.c (print_specific_help): Fix --help=<language>
14258 (common_handle_option): Support --help=common.
14260 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14263 * gcc.c (main): Do not run the linker if
14264 print_subprocess_help indicates that it shouldn't be
14267 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14270 * doc/invoke.texi (--help=): Document <languages> value, fix
14271 formatting in tables of values.
14273 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
14275 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
14276 dllimport attribute of virtual methods.
14278 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
14280 * config/score/crti.asm: Change _bss_start to __bss_start.
14281 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
14282 (OUTGOING_REG_PARM_STACK_SPACE) update.
14283 * config/score/score.opt: add options to make backend support
14284 score5, score5u, score7 and score7d.
14285 * config/score/score.md: Likewise.
14286 * config/score/misc.md: Likewise.
14287 * config/score/mac.md: Likewise.
14288 * doc/invoke.texi: Likewise.
14289 * doc/md.texi: update constraints define.
14291 2007-04-03 Richard Henderson <rth@redhat.com>
14293 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
14294 an appropriate type, use the mode instead.
14296 2007-04-03 Richard Sandiford <richard@codesourcery.com>
14298 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
14299 Set the default --with-arch setting to mips2.
14300 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
14301 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
14302 (MULTILIB_OSDIRNAMES): Delete.
14303 (MULTILIB_DIRNAMES): Define.
14304 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
14305 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
14306 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
14307 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
14308 VXWORKS_OS_CPP_BUILTINS.
14309 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
14310 (MIPS_DEBUGGING_INFO): Undefine.
14311 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
14313 2007-04-03 Jakub Jelinek <jakub@redhat.com>
14315 PR middle-end/30704
14316 * fold-const.c (native_encode_real): Encode real.c provided longs
14317 as a series of 32-bit native integers.
14318 (native_interpret_real): Interpret buffer as a series of 32-bit
14321 2007-04-03 Richard Guenther <rguenther@suse.de>
14323 * genpreds.c (write_insn_constraint_len): Write function
14324 optimized for CONSTRAINT_LEN implementation.
14325 (write_tm_preds_h): Output insn_constraint_len inline and
14326 use it for CONSTRAINT_LEN.
14327 (write_insn_preds_c): Don't output insn_constraint_len.
14328 * doc/md.texi (define_register_constraint): Document multi-letter
14329 constraints shall have the same length if they start with the same
14332 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14335 * config/i386/i386.md (isinf<mode>2): Expand only when
14336 TARGET_C99_FUNCTIONS is set.
14338 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14340 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
14341 (x86_64-*-linux*): Ditto.
14342 * config/i386/i386.opt (mpc): New option.
14343 * config/i386/i386.c (overrride_options): Handle
14344 ix87_precision_string.
14345 * config/i386/crtprec.c: New file.
14346 * config/i386/t-crtpc: Ditto.
14347 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
14348 and -mpc80 options.
14349 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
14350 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
14351 crtprec32.o, crtprec64.o and crtprec80.o.
14353 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
14354 and -mpc80 options.
14355 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
14357 2007-04-02 Eric Christopher <echristo@apple.com>
14359 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
14360 limitations on darwin.
14362 2007-04-02 Anatoly Sokolov <aesok@post.ru>
14365 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
14367 2007-04-02 Dave Korn <dave.korn@artimi.com>
14369 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
14371 2007-04-02 Dave Korn <dave.korn@artimi.com>
14373 * libgcc2.h (exception_descriptor): Don't forward-declare.
14374 (__get_eh_table_language, __get_eh_table_version): Delete
14375 prototypes of long-dead functions.
14377 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
14379 * ebitmap.h: New file
14380 * ebitmap.c: New file
14381 * Makefile.in (ebitmap.o): New target.
14383 2007-04-01 Jan Hubicka <jh@suse.cz>
14385 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
14386 before very first instruction.
14388 2007-04-01 Jan Hubicka <jh@suse.cz>
14390 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
14391 waring on 64bit hosts.
14392 * bitmap.h: Fix typo in bitmap_head_def.
14394 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
14396 PR rtl-optimization/31391
14397 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
14398 into a DELETED_LABEL note, and the label is in an empty basic
14399 block, update BB_END as well as BB_HEAD.
14401 2007-04-01 Richard Henderson <rth@redhat.com>
14403 PR tree-optimization/31169
14404 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
14405 to varying if the range is outside [0, prec-1].
14407 2007-04-01 Richard Sandiford <richard@codesourcery.com>
14410 * config/mips/mips.md (load_const_gp): New insn.
14411 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
14412 the MIPS16 GP pseudo register if no_new_pseudos.
14413 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
14415 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
14418 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
14420 (call_value): Likewise.
14422 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
14423 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14426 * doc/invoke.texi: (optimization options): Reword description
14427 of -ffast-math. Document its primary purpose.
14429 2007-03-31 Richard Guenther <rguenther@suse.de>
14431 * omp-low.c (splay-tree.h): Include.
14432 (lookup_decl): Replace splay-tree usage by pointer-map.
14433 (maybe_lookup_decl): Likewise.
14434 (new_omp_context): Likewise.
14435 (delete_omp_context): Likewise.
14436 * gimplify.c (splay-tree.h): Include.
14437 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
14439 (remap_ssa_name): Likewise.
14440 (remap_decl): Likewise.
14441 (remap_type_1): Likewise.
14442 (remap_type): Likewise.
14443 (copy_body_r): Likewise.
14444 (expand_call_inline): Likewise.
14445 (clone_body): Likewise.
14446 (copy_tree_r): Likewise.
14447 (remap_save_expr): Likewise.
14448 (unsave_r): Likewise.
14449 (unsave_expr_now): Likewise.
14450 (tree_function_versioning): Likewise.
14451 (build_duplicate_type): Likewise.
14452 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
14453 (struct copy_body_data): Replace splay-tree by pointer-map.
14454 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
14455 not $(SPLAY_TREE_H).
14456 (gimplify.o): Depend on $(SPLAY_TREE_H).
14457 (omp-low.p): Likewise.
14459 2007-03-31 Anatoly Sokolov <aesok@post.ru>
14461 * config/avr/predicates.md (even_register_operand,
14462 odd_register_operand): New predicates.
14463 * config/avr/avr.md (movw peephole2): New.
14464 (movw_r peephole2): New.
14466 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
14468 * tree.h (get_signed_or_unsigned_type): New.
14469 * fold-const.c (operand_equal_for_comparison_p): Use
14470 get_signed_or_unsigned_type instead of
14471 lang_hooks.types.signed_or_unsigned_type.
14472 * expr.c (store_expr): Ditto.
14473 * langhooks.c (get_signed_or_unsigned_type): New.
14474 (lhd_signed_or_unsigned_type): New.
14475 * langhooks.h (lhd_signed_or_unsigned_type): New.
14476 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
14478 2007-03-30 Richard Henderson <rth@redhat.com>
14480 * tree-ssa-loop-ivopts.c: Include target.h.
14481 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
14482 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
14483 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
14484 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
14486 2007-03-30 Richard Henderson <rth@redhat.com>
14487 Kai Tietz <kai.tietz@onevision.com>
14489 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
14490 default for 64-bit.
14491 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
14492 (TARGET_64BIT_MS_ABI): New.
14493 (DBX_REGISTER_NUMBER): Handle 64-bit.
14494 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
14495 (LONG_TYPE_SIZE): Force to 32.
14496 (REG_PARM_STACK_SPACE): New.
14497 (OUTGOING_REG_PARM_STACK_SPACE): New.
14498 (REGPARM_MAX, SSE_REGPARM_MAX): New.
14499 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14500 (STACK_BOUNDARY): Use 128 for 64-bit.
14501 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
14502 Add 64-bit implementation.
14503 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
14505 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
14506 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
14507 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
14508 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
14509 (ix86_handle_cconv_attribute): Don't warn when ignoring if
14510 TARGET_64BIT_MS_ABI.
14511 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
14512 (ix86_pass_by_reference): Likewise.
14513 (ix86_function_value_regno_p): Likewise.
14514 (ix86_build_builtin_va_list): Likewise.
14515 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
14516 (function_arg_advance_ms_64): New.
14517 (function_arg_advance): Call it.
14518 (function_arg_ms_64): New.
14519 (function_arg): Call it.
14520 (function_value_ms_64): New.
14521 (ix86_function_value_1): Call it.
14522 (return_in_memory_ms_64): New.
14523 (ix86_return_in_memory): Call it.
14524 (setup_incoming_varargs_ms_64): New.
14525 (ix86_setup_incoming_varargs): Call it.
14526 (ix86_expand_prologue): Handle 64-bit stack probing.
14527 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
14528 (output_pic_addr_const): Likewise.
14529 (x86_this_parameter): Likewise.
14530 (x86_output_mi_thunk): Likewise.
14531 (x86_function_profiler): Likewise.
14532 (TARGET_STRICT_ARGUMENT_NAMING): New.
14533 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
14534 (TARGET_64BIT_MS_ABI): New.
14535 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
14536 * config/i386/i386.md (allocate_stack_worker): Remove.
14537 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
14538 describe the clobber of eax without a match_scratch.
14539 (allocate_stack_worker_postreload): Remove.
14540 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
14541 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
14542 (allocate_stack_worker_rex64_postreload): Remove.
14543 (allocate_stack): Handle 64-bit.
14544 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
14545 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
14546 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
14547 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
14548 (STANDARD_STARTFILE_PREFIX_1): Likewise.
14549 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
14550 * config.build (x86_64-*-mingw*): New host.
14551 * config.host (x86_64-*-mingw*): New host.
14552 * config.gcc (x86_64-*-mingw*): New target.
14553 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
14555 2007-03-30 Richard Henderson <rth@redhat.com>
14556 Kai Tietz <kai.tietz@onevision.com>
14558 * c-pragma.c (struct def_pragma_macro_value): New.
14559 (struct def_pragma_macro): New.
14560 (pushed_macro_table): New.
14561 (dpm_hash, dpm_eq): New.
14562 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
14563 (init_pragma): Install them.
14564 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14566 2007-03-30 Anatoly Sokolov <aesok@post.ru>
14568 * config/avr/avr.c (avr_override_options): Clear
14569 'flag_delete_null_pointer_checks'.
14571 2007-03-30 Paolo Carlini <pcarlini@suse.de>
14574 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
14575 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
14576 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
14577 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
14578 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
14579 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
14580 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
14582 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
14584 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
14586 * regmove.c: Move all of pass_stack_adjustments from here...
14587 * combine-stack-adj.c: ...to this new file.
14588 * Makefile.in: Add rules for combine-stack-adj.o.
14590 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
14592 PR tree-optimization/31383
14593 * tree-data-ref.c (affine_function_equal_p): Do not require the
14594 vectors to have the same length.
14596 2007-03-30 Jan Hubicka <jh@suse.cz>
14598 PR middle-end/30700
14599 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
14600 availablility; add more sanity checking; ask varpool only about
14603 2007-03-29 Richard Henderson <rth@redhat.com>
14605 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
14606 to decide, but __SIZEOF_LONG_LONG__.
14608 2007-03-29 Richard Henderson <rth@redhat.com>
14610 * emutls.c (struct __emutls_array): New.
14611 (emutls_destroy): Use it instead of casting element 0 from void*.
14612 (__emutls_get_address): Likewise.
14614 2007-03-29 Richard Henderson <rth@redhat.com>
14616 * varasm.c (initializer_constant_valid_p): Don't deny
14617 DECL_DLLIMPORT_P on functions.
14619 * config/i386/cygming.h: Remove function declarations.
14620 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
14621 (ASM_OUTPUT_LABELREF): Remove.
14622 (COMMON_ASM_OP): Remove.
14623 (ASM_OUTPUT_COMMON): Remove.
14624 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
14625 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
14626 (ASM_DECLARE_FUNCTION_NAME): Likewise.
14627 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
14628 Rename from TARGET_ENCODE_SECTION_INFO.
14629 * config/i386/netware.h: Likewise.
14630 * config/i386/i386-protos.h: Update.
14631 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
14632 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
14633 (legitimate_constant_p): Reject dllimports.
14634 (dllimport_map, get_dllimport_decl): New.
14635 (legitimize_dllimport_symbol): New.
14636 (legitimize_address, ix86_expand_move): Use it.
14637 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
14638 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
14639 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
14640 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
14641 * config/i386/predicates.md (constant_call_address_operand): Only
14642 accept symbols; reject dllimport_p symbols.
14643 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
14644 i386_pe_maybe_record_exported_symbol.
14645 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
14646 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
14647 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
14648 trust the setting of DECL_DLLIMPORT_P.
14649 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
14650 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
14651 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
14652 tidy the argument scanning loop.
14653 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
14654 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
14655 (i386_pe_strip_name_encoding): Remove.
14656 (i386_pe_binds_local_p): New.
14657 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
14658 (i386_pe_output_labelref): Remove.
14659 (i386_pe_asm_output_aligned_decl_common): New.
14660 (i386_pe_maybe_record_exported_symbol): Rename from
14661 i386_pe_record_exported_symbol; check for dllexported symbols.
14663 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
14665 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
14666 add comment explaining why vsnprintf cannot be used.
14668 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
14670 PR tree-optimization/30666
14671 * tree.c (build_complex_type): When creating type names for DWARF2
14672 debug info, create TYPE_DECLs for TYPE_NAME instead of
14674 (build_common_tree_nodes_2): Use build_complex_type when building
14675 predefined complex types, to preserve canonical types.
14677 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
14679 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
14680 (noce_get_alt_condition): Look at it to determine whether to
14681 reverse the condition or not.
14682 (noce_get_condition): Substitute the truth for lies.
14683 (noce_find_if_block): Set the then_else_reversed field.
14685 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
14687 * config/fr30/fr30.md (movdi): Do not accept immediates as the
14688 destination of this insn.
14689 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
14690 than calling gen_rtx_SET directly. Use r0 to hold the value of
14691 'address + 4' rather than a stack based temporary which can be
14692 mis-optimized away.
14694 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14696 * config/s390/s390.c (s390_secondary_input_reload_class,
14697 s390_secondary_output_reload_class): Functions removed.
14698 (s390_secondary_reload): New function.
14699 (TARGET_SECONDARY_RELOAD): Target macro defined.
14700 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
14701 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
14702 * config/s390/s390.md ("reload_outti", "reload_outdi",
14703 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
14704 "reload_out<mode>"): Expanders removed.
14705 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
14706 "reload<mode>_nonoffmem_out"): Expanders added.
14708 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14710 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
14711 action if SRC->DEST replacement failed anyway.
14713 2007-03-28 Mike Stump <mrs@apple.com>
14715 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
14716 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
14717 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
14719 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14721 * config.gcc: Accept barcelona as a variant of amdfam10.
14722 * config/i386/i386.c (override_options): Likewise.
14723 * doc/invoke.texi: Likewise.
14725 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
14727 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
14728 offsets for BIT_FIELD_REF and COMPONENT_REF.
14730 2007-03-28 Richard Guenther <rguenther@suse.de>
14732 * tree.c (is_global_var): Move ...
14733 * tree-flow-inline.h (is_global_var): ... here.
14734 * tree.h (is_global_var): Remove declaration.
14736 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
14738 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
14740 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
14741 * config/i386/i386.c (ix86_tune_features): Initialize new
14743 * config/i386/predicates.md (promotable_binary_operator): Use
14744 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
14746 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
14749 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
14751 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
14753 * config/fr30/fr30.md (movsi_internal): Change destination
14754 constraint from m to V and add m to the end.
14756 2007-03-28 Christian Bruel <christian.bruel@st.com>
14758 * config/sh/sh.md (movsi_i): Fix type attribute.
14760 2007-03-28 Christian Bruel <christian.bruel@st.com>
14762 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
14763 (movsf_ie): Likewise.
14765 2007-03-28 Christian Bruel <christian.bruel@st.com>
14767 * config.gcc: Add sh4-300 to multilib.
14768 * config/sh/t-mlib-sh4-300: New file.
14770 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
14772 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
14773 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
14774 fix_trunc<mode>di2.
14775 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
14776 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
14777 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
14778 "fixuns_trunctddi2"): Whitespace fix.
14780 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
14782 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
14783 the definition of struct sh_args.
14784 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
14785 CALL_COOKIE_INT_REG_GET): Likewise.
14787 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
14789 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
14790 transformations are applied successfully.
14792 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
14794 * tree.c (tree_contains_struct): Permit 512 tree codes.
14795 * tree.h (tree_contains_struct): Ditto.
14796 (MAX_TREE_CODES): Ditto.
14797 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
14798 SPARE member to store remaining padding bits.
14800 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14802 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
14805 2007-03-27 Janis Johnson <janis187@us.ibm.com>
14807 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
14808 * configure: Regenerate.
14810 * configure: Regenerate using the correct version of autoconf.
14812 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14814 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
14816 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
14817 regs to "__SP_L__" and "__SP_H__".
14819 2007-03-27 Richard Guenther <rguenther@suse.de>
14821 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
14822 computations with it with a HOST_WIDE_INT variable.
14824 2007-03-26 Mike Stump <mrs@apple.com>
14826 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
14827 objective-c-header, objective-c++-header and objc++-cpp-output
14829 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14831 2007-03-26 Richard Henderson <rth@redhat.com>
14834 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
14835 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
14836 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
14837 IX86_BUILTIN_PSRLQ128): New.
14838 (ix86_init_mmx_sse_builtins): Add them.
14839 (ix86_expand_builtin): Expand them.
14840 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
14841 operand 2 be TImode.
14842 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
14843 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
14844 _mm_srli_epi64): Mark __B const.
14845 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
14846 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
14847 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
14848 new two-vector shift builtins.
14850 2007-03-26 Ian Lance Taylor <iant@google.com>
14852 PR tree-optimization/31345
14853 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
14854 [+INF, +INF(OVF)] into VARYING.
14856 2007-03-26 Zack Weinberg <zackw@panix.com>
14858 * gengtype-parse.c: New file.
14859 * gengtype-yacc.y: Delete.
14860 * gengtype-lex.l: Don't include gengtype-yacc.h.
14861 Define YY_DECL and yyterminate appropriately for recursive
14862 descent parser. yylval is now a string out-parameter to yylex.
14863 (HWS, EOID): New shorthand.
14864 (IWORD): Add a couple more types.
14865 (yylex): Add a setup stanza. Remove the complex rules for
14866 detecting GTY'ed types and typedefs; replace with simple
14867 keyword detectors. Adjust everything for the changed
14868 definition of yylval. Ignore all pp-directives, not just #define.
14870 (parse_file): Rename yybegin; do not call yyparse.
14872 * gengtype.c (xasprintf): Export again.
14873 (this_file): New. Use everywhere __FILE__ was being used.
14874 (get_lang_bitmap): Special case types defined in gengtype.c.
14875 (do_typedef, new_structure): Suppress definition of certain types.
14876 (new_structure): Improve diagnostics of duplicate definitions.
14877 Make sure location_s is associated with input.h.
14878 (nreverse_pairs, define_location_structures): New functions.
14879 (main): Improve tagging of kludge types. Remove old kludges
14880 for input.h types; use define_location_structures.
14881 * gengtype.h: Update prototypes. Define token codes here.
14882 * Makefile.in: Remove all references to gengtype-yacc.
14883 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
14885 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
14886 add GTY((skip)) to the field that's only conditionally there.
14887 * doc/install.texi: Document that Bison is no longer required
14888 unless building treelang.
14890 * gengtype.c: Don't include gtyp-gen.h.
14891 (srcdir): Declare here.
14892 (base_files, lang_dir_names): Allocate dynamically.
14893 (gt_files, num_gt_files, num_lang_dirs): New globals.
14894 (measure_input_list, read_input_line, read_input_list)
14895 (set_lang_bitmap): New functions.
14896 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
14897 simplify, relying on read_input_list to set up the bitmaps.
14898 (main): Arguments are no longer unused. Check for correct number
14899 of command line arguments, set srcdir and srcdir_len, then call
14900 read_input_list, before doing anything else. No need to worry
14901 about duplicates in main loop.
14902 * configure.ac: Simplify the calculation of all_gtfiles.
14903 Put language tags in there. Don't set or substitute
14904 all_gtfiles_files_langs or all_gtfiles_files_frags.
14905 * Makefile.in: Revamp the way gengtype is invoked, now that it
14906 takes a file on its command line with a much simpler format.
14907 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
14908 (GTFILES): Remove duplicates and C source files.
14909 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
14910 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
14911 * configure: Regenerate.
14913 * gengtype.h: Remove all type definitions to gengtype.c; leave
14914 only definitions of options_p, type_p, and pair_p as opaque
14915 pointers. Update prototypes.
14916 * gengtype.c: Many type definitions moved here from gengtype.h.
14917 Consolidate type definitions at the top of the file.
14918 (xvasprintf): Delete.
14919 (xasprintf): Make static.
14920 (create_nested_pointer_option): Add 'next' parameter.
14921 (create_field_all, create_field_at): New functions.
14922 (create_field): Now a thin wrapper around create_field_all.
14923 (create_optional_field): Rename create_optional_field_ and add
14924 line argument. Original name is now a macro which supplies
14926 (oprintf): Use vsnprintf directly.
14927 (close_output_files): Use fatal rather than perror/exit.
14928 (note_def_vec, note_def_vec_alloc): Use create_field_at.
14929 (main): Set progname. Don't use exit.
14930 * gengtype-yacc.y (struct_fields): Use create_field_at.
14931 (option, optionseqopt): Delete.
14932 (optionseq): Consolidate productions from option here so we
14933 can use the first argument to create_option.
14935 * gengtype-lex.l: Distinguish unions from structures in the
14936 token type. Don't call find_structure; return the tag as a string.
14937 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
14938 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
14939 string. Reorganize typedef_struct production accordingly.
14940 Use create_nested_ptr_option.
14941 * gengtype.c (create_nested_ptr_option): New function.
14942 * gengtype.h: Declare it.
14944 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
14945 (string_type): Don't declare.
14946 (do_scalar_typedef): Declare.
14947 (create_scalar_type): Update prototype.
14948 * gengtype.c (string_type): Make static.
14949 (scalar_nonchar, scalar_char): New.
14950 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
14951 (resolve_typedef): Use scalar_nonchar for error recovery.
14952 (create_scalar_type): Remove name_len field. Return scalar_char
14953 or scalar_nonchar as appropriate.
14954 (adjust_field_type): Look at scalar_is_char boolean to decide whether
14955 to use string_type.
14956 (throughout): Use scalar_nonchar instead of calling
14957 create_scalar_type, whenever possible.
14958 (main): Initialize scalar_char and scalar_nonchar before calling
14960 * gengtype-lex.l: Adjust for removal of second argument to
14961 create_scalar_type. Use yylval.s instead of yylval.t when
14963 * gengtype-yacc.y: Type of SCALAR is string. Call
14964 create_scalar_type from type:SCALAR rule. Adjust for removal of
14965 second argument to create_scalar_type.
14967 * vec.h: Remove all #if IN_GENGTYPE blocks.
14968 Add comment saying that changes may require adjustments to gengtype.
14969 * gengtype.c: Don't include coretypes.h or tm.h.
14970 Add comment to inclusion of errors.h.
14971 (note_def_vec, note_def_vec_alloc): New functions.
14972 * gengtype.h: Declare new functions.
14973 * gengtype-lex.l: Don't include coretypes.h.
14974 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
14976 (update_lineno): Remove unnecessary prototype.
14977 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
14978 (VEC rule): Just return VEC_TOKEN.
14979 * gengtype-yacc.y (VEC_TOKEN): New token type.
14980 (type): Add a production for VEC(a,b).
14981 * Makefile.in: Update dependencies.
14983 * gengtype-lex.l: Remove rules for parsing pointer-to-function
14984 typedefs that use the old PARAMS macro.
14986 * gengtype-lex.l: Remove all rules and states relating to yacc
14988 * gengtype-yacc.y: Similarly.
14989 * gengtype.c (note_yacc_type): Delete function.
14990 * gengtype.h: Update prototypes.
14992 2007-03-26 Joseph Myers <joseph@codesourcery.com>
14994 * tree-pretty-print.c (dump_generic_node): Report precision of
14995 unnamed integer types.
14997 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
14999 * ifcvt.c (noce_try_store_flag_constants): Don't check
15000 no_new_pseudos here.
15001 (noce_try_store_flag_constants): Don't check no_new_pseudos.
15002 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
15003 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
15004 noce_try_sign_mask): Likewise.
15005 (if_convert): Check no_new_pseudos here.
15007 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
15009 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
15010 (noce_get_condition): Handle new then_else_reversed argument.
15011 (noce_init_if_info): Remove, fold into noce_find_if_block.
15012 (noce_process_if_block): Take a struct noce_if_info as the
15013 argument. Don't set up one based on ce_if_info. Update pointer
15014 references accordingly.
15015 (cond_move_process_if_block): Likewise.
15016 (process_if_block): Removed.
15017 (find_if_block): Removed. Move functionality two new functions,
15018 noce_find_if_block and cond_exec_find_if_block.
15019 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
15020 blocks and the symmetric IF-ELSE-JOIN case.
15021 (cond_exec_find_if_block): Also new function mostly based on old
15022 find_if_block and process_if_block.
15023 (find_if_header): Replace find_if_block call with separately
15024 guarded calls to noce_find_if_block and cond_exec_find_if_block.
15025 (find_cond_trap): Update noce_get_condition call.
15026 (dead_or_predicable): Likewise.
15028 2007-03-26 Jakub Jelinek <jakub@redhat.com>
15030 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
15032 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
15033 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
15034 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
15035 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
15036 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
15037 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
15038 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
15039 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
15040 __builtin_ia32_psrad128 builtins.
15042 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
15044 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
15045 * config/i386/constraints.md
15046 (define_constraint "I"): Use IN_RANGE macro.
15047 (define_constraint "J"): Ditto.
15048 (define_constraint "K"): Ditto.
15049 (define_constraint "M"): Ditto.
15050 (define_constraint "N"): Ditto.
15051 (define_constraint "O"): Ditto.
15052 * config/i386/predicates.md
15053 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
15054 (define_predicate "const_0_to_3_operand"): Ditto.
15055 (define_predicate "const_0_to_7_operand"): Ditto.
15056 (define_predicate "const_0_to_15_operand"): Ditto.
15057 (define_predicate "const_0_to_63_operand"): Ditto.
15058 (define_predicate "const_0_to_255_operand"): Ditto.
15059 (define_predicate "const_1_to_31_operand"): Ditto.
15060 (define_predicate "const_2_to_3_operand"): Ditto.
15061 (define_predicate "const_4_to_7_operand"): Ditto.
15063 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15065 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
15066 in SImode for save_world.
15067 * config/rs6000/altivec.md (save_world, restore_world): Convert to
15070 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
15072 PR tree-optimization/30784
15073 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
15076 2007-03-25 Revital Eres <eres@il.ibm.com>
15078 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
15079 Fold movement_possibility function into it.
15081 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15083 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
15084 (load_macho_picbase_{si,di}): Convert to LR hard reg.
15085 (call_indirect_nonlocal_darwin64): Same.
15086 (call_nonlocal_darwin64): Same.
15087 (call_value_indirect_nonlocal_darwin64): Same.
15088 (call_value_nonlocal_darwin64): Same.
15089 (sibcall_nonlocal_darwin64): Same.
15090 (sibcall_value_nonlocal_darwin64): Same.
15091 (sibcall_symbolic_64): Same.
15092 (sibcall_value_symbolic_64): Same.
15093 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
15095 (rs6000_emit_load_toc_table): Same.
15096 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
15097 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
15099 (divss_call): Same.
15100 (divus_call): Same.
15101 (quoss_call): Same.
15102 (quous_call): Same.
15103 (load_toc_v4_pic_si): Same
15104 (load_toc_v4_PIC_1): Same.
15105 (load_toc_v4_PIC_1b): Same.
15106 (call_indirect_aix{32,64}): Same.
15107 (call_value_indirect_aix{32,64}): Same.
15109 (call_value): Same.
15110 (call_local{32,64}): Same.
15111 (call_value_local{32,64}): Same.
15112 (call_indirect_nonlocal_aix{32,64}): Same.
15113 (call_nonlocal_aix{32,64}): Same.
15114 (call_value_indirect_nonlocal_aix{32,64}): Same.
15115 (call_value_nonlocal_aix{32,64}): Same.
15116 (call_indirect_nonlocal_sysv<mode>): Same.
15117 (call_nonlocal_sysv<mode>): Same.
15118 (call_value_indirect_nonlocal_sysv<mode>): Same.
15119 (call_value_nonlocal_sysv<mode>): Same.
15121 (sibcall_local{32,64}): Same.
15122 (sibcall_value_local{32,64}): Same.
15123 (sibcall_nonlocal_aix{32,64}): Same.
15124 (sibcall_value_nonlocal_aix{32,64}): Same.
15125 (sibcall_nonlocal_sysv<mode>): Same.
15126 (sibcall_value): Same.
15127 (sibcall_value_nonlocal_sysv<mode>): Same.
15129 2007-03-24 Paul Brook <paul@codesourcery.com>
15131 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
15132 * config/arm/linux-eabi.h: Remove legacy syscall hack.
15134 2007-03-24 Richard Henderson <rth@redhat.com>
15136 * config/ia64/constraints.md: New file.
15137 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
15138 satisfies_constraint_?.
15139 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
15140 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
15141 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
15142 ia64_output_mi_thunk): Likewise.
15143 (ia64_const_ok_for_letter_p): Remove.
15144 (ia64_const_double_ok_for_letter_p): Remove.
15145 (ia64_extra_constraint): Remove.
15146 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
15147 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
15148 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
15149 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
15150 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
15151 EXTRA_MEMORY_CONSTRAINT): Remove.
15152 * config/ia64/ia64.md: Include constriants.md. Replace
15153 CONST_OK_FOR_? with satisfies_constraint_?.
15155 2007-03-23 Michael Meissner <michael.meissner@amd.com>
15156 H.J. Lu <hongjiu.lu@intel.com>
15158 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
15160 (name macros): Use DPD_BID_NAME to convert names properly.
15162 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
15163 decimal floating point format.
15164 (init_floating_libfuncs): Change decimal functions so that they
15165 have a "bid_" prefix if the decimal system uses the BID format,
15166 and "dpd_" prefix if the decimal system uses the DPD format.
15167 (init_interclass_conv_libfuncs): Ditto.
15168 (init_intraclass_conv_libfuncs): Ditto.
15170 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15171 using the BID format.
15173 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15174 whether we are using the BID decimal format.
15175 * configure: Regenerate.
15177 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15178 the compiler has decimal floating point enabled. Define
15179 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15182 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15183 using the BID format.
15185 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15186 whether we are using the BID decimal format.
15187 * configure: Regenerate.
15189 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15190 the compiler has decimal floating point enabled. Define
15191 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15194 * doc/install.texi (--enable-decimal-float): Document BID and DPD
15195 options, and that it is enabled for i386/x86_64 systems.
15197 * Makefile.in (enable_decimal_float): New.
15199 (DECNUMINC): Add -I$(DECNUMFMT).
15200 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
15201 to $(DECNUMFMT) from $(DECNUM).
15203 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
15204 Substitute enable_decimal_float.
15205 * configure: Regenerated.
15208 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
15211 * configure.ac: Enable decimal float for x86_64-*-linux*.
15212 * configure: Regenerated.
15215 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
15216 decimal128ClearSign to flip and clear the sign bit in decimal128.
15217 (decimal_real_maxval): Set decimal128SetSign to set the sign
15220 2007-03-23 Ian Lance Taylor <iant@google.com>
15222 * fold-const.c (fold_binary): Correct warning for X - c >= X.
15224 2007-03-23 Ian Lance Taylor <iant@google.com>
15226 * tree-dump.c (dump_files): Correct comment.
15228 2007-03-23 Ian Lance Taylor <iant@google.com>
15230 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
15232 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
15234 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
15235 in cfglayout mode. Don't go into and out of cfglayout mode.
15236 Link the blocks in the order of the constructed traces.
15237 (rest_of_handle_tracer): Adjust call to tracer.
15238 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
15239 Don't go into cfglayout mode.
15240 (rtl_loop_done): Don't go out of cfglayout mode.
15241 * cfglayout.c (relink_block_chain): New function, split out from...
15242 (fixup_reorder_chain): ...here. Remove redundant checking.
15243 (cfg_layout_finalize): Don't clear the header, footer, and aux
15244 fields here, move the code to do so to relink_block_chain. Likewise
15245 for free_original_copy_tables.
15246 * rtl.h (tracer): Update prototype.
15247 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
15248 Assert we are in cfglayout mode. Don't go into and out of cfglayout
15249 mode. Use relink_block_chain to serialize the CFG according to the
15250 new basic block order. Move targetm.cannot_modify_jumps_p check from
15252 (gate_handle_reorder_blocks): ...to here.
15253 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
15255 (gate_duplicate_computed_gotos): ...to here.
15256 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
15257 something always changes when going into and out of cfglayout mode.
15258 Perform an expensive cfg cleanup while going into cfglayout mode.
15259 Always update liveness information on HAVE_conditional_execution
15260 targets. Reserialize the basic blocks and go out of cfglayout mode.
15261 * reg-stack.c: Include cfglayout.h.
15262 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
15263 the call to reorder_basic_blocks.
15264 * basic-block.h (reorder_basic_blocks): Update prototype.
15265 (relink_block_chain): New prototype.
15266 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
15268 2007-03-23 Joseph Myers <joseph@codesourcery.com>
15270 * config/mips/mips.md (type, hazard, *movdi_32bit,
15271 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
15272 *movhi_internal, *movqi_internal, *movsf_hardfloat,
15273 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
15274 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
15275 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
15277 (movcc): Change first xfer to multi.
15278 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
15279 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
15280 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
15281 config/mips/generic.md: Change reservations using "xfer" to use
15283 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
15284 using match_operand.
15285 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
15286 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
15288 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
15290 2007-03-22 Richard Henderson <rth@redhat.com>
15292 * config/i386/i386.c: Remove unnecessary function declarations.
15293 Move targetm definition, and all related macros, to the end of
15294 the file. Resort some functions to put definitions before uses.
15295 (ix86_attribute_table): Make static. Move to end of file.
15296 (ix86_gimplify_va_arg): Make static.
15298 2007-03-22 Richard Henderson <rth@redhat.com>
15300 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
15301 don't increase local_regparm with force_align_arg_pointer check.
15302 (ix86_function_sseregparm): Assert 32-bit.
15303 (type_has_variadic_args_p): New.
15304 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
15305 type_has_variadic_args_p.
15306 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
15307 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
15308 use memset instead. Do maybe_vaarg check first; skip attribute
15309 tests if true; skip attribute tests for 64-bit.
15310 (construct_container): Remove TARGET_DEBUG_ARG.
15311 (function_arg_advance_32, function_arg_advance_64): Split out ...
15312 (function_arg_advance): ... from here.
15313 (function_arg_32, function_arg_64): Split out ...
15314 (function_arg): ... from here.
15315 (ix86_pass_by_reference): Tidy.
15316 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
15317 (function_value_32): New, from parts of ix86_function_value
15318 and ix86_value_regno.
15319 (function_value_64): New, from parts of ix86_function_value
15320 and ix86_libcall_value.
15321 (ix86_function_value_1): New.
15322 (ix86_function_value, ix86_libcall_value): Use it.
15323 (return_in_memory_32, return_in_memory_64): Split out ...
15324 (ix86_return_in_memory): ... from here.
15325 (ix86_struct_value_rtx): Skip for 64-bit.
15326 (ix86_libcall_value, ix86_value_regno): Remove.
15327 (setup_incoming_varargs_64): Split out ...
15328 (ix86_setup_incoming_varargs): ... from here.
15329 (ix86_va_start): Remove TARGET_DEBUG_ARG.
15330 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
15331 * config/i386/i386-protos.h (ix86_function_value): Remove.
15332 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
15334 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15337 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
15338 infinities not supported, otherwise emit warning if -Woverflow. On
15339 underflow, emit warning if -Woverflow.
15340 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
15342 * real.h (real_from_string): Update declaration
15344 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
15345 Richard Henderson <rth@redhat.com>
15347 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
15348 * calls.c (compute_argument_block_size, expand_call,
15349 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
15350 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
15351 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
15352 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
15353 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
15354 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
15355 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
15356 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
15359 2007-03-22 Joseph Myers <joseph@codesourcery.com>
15361 * c-incpath.c (add_sysroot_to_chain): New.
15362 (merge_include_chains): Add sysroot argument. Call
15363 add_sysroot_to_chain if sysrooted.
15364 (register_include_chains): Update call to merge_include_chains.
15365 * doc/cppopts.texi: Document use of '=' in include directory
15368 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
15370 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
15371 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
15372 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
15373 insn pattern using X87MODEF12 mode macro.
15375 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
15377 * regmove.c (regmove_optimize): Use reg_mentioned_p
15378 instead of reg_overlap_mentioned_p for DST.
15380 2007-03-21 Mike Stump <mrs@apple.com>
15382 * c.opt: Fixup for Objective-C/C++.
15384 2007-03-21 Steve Ellcey <sje@cup.hp.com>
15386 * explow.c (convert_memory_address): Fold memory reference when
15387 POINTERS_EXTEND_UNSIGNED < 0
15389 2007-03-21 Richard Henderson <rth@redhat.com>
15392 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
15393 * config/i386/mmintrin.h (__m64): Likewise.
15394 * config/i386/xmmintrin.h (__m128): Likewise.
15396 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15398 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
15399 (VXWORKS_OS_CPP_BUILTINS): Define.
15400 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
15401 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
15403 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15405 * rtl.h (constant_pool_reference_p): Delete.
15406 (find_constant_src): Declare.
15407 * rtlanal.c (find_constant_src): New function.
15408 * simplify-rtx.c (constant_pool_reference_p): Delete.
15409 * config/i386/i386.md: Use find_constant_src instead of
15410 constant_pool_reference_p/avoid_constant_pool_reference pairs.
15412 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15414 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
15415 * c-cppbuiltin.c (c_cpp_builtins): Define them.
15417 2007-03-20 Mark Mitchell <mark@codesourcery.com>
15419 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
15420 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
15421 (arm_elf_asm_constructor): Use it.
15422 (arm_elf_asm_destructor): New function.
15424 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
15426 * jump.c (mark_jump_label): Treat SEQUENCE specially.
15428 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
15430 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
15432 2007-03-19 Andrew Haley <aph@redhat.com>
15434 PR tree-optimization/31264
15435 * tree-vrp.c (register_edge_assert_for_1): Don't look though
15436 VIEW_CONVERT_EXPRs.
15438 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
15440 PR rtl-optimization/30907
15441 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
15442 (fwprop_init): Always call loop_optimizer_initialize.
15443 (fwprop_done): Always call loop_optimizer_finalize.
15444 (fwprop): We always have loop info now.
15445 (gate_fwprop_addr): Remove.
15446 (pass_fwprop_addr): Use gate_fwprop as gate.
15448 PR rtl-optimization/30841
15449 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
15450 df_chain_alloc): Call df_reorganize_refs unconditionally.
15451 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
15452 refs_organized to refs_organized_size.
15453 (df_ref_create_structure): Use refs_organized_size instead of
15454 bitmap_size if refs had been organized, and keep refs_organized_size
15456 * df.h (struct df_ref_info): Change refs_organized to
15457 refs_organized_size.
15458 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
15461 2007-03-19 Mark Mitchell <mark@codesourcery.com>
15463 * except.c (output_function_exception_table): Do not reference the
15464 EH personality routine for functions that do not require an
15467 2007-03-20 Jakub Jelinek <jakub@redhat.com>
15470 * c-typeck.c (convert_for_assignment): Call comptypes for
15471 RECORD_TYPE or UNION_TYPE.
15473 PR inline-asm/30505
15474 * reload1.c (reload): Do invalid ASM checking after
15475 cleanup_subreg_operands.
15477 2007-03-19 Jeff Law <law@redhat.com>
15479 * tree-cfg.c (find_taken_edge): Tighten conditions for
15480 optimizing computed gotos.
15482 2007-03-19 Michael Matz <matz@suse.de>
15484 * builtins.c (expand_builtin_sync_operation,
15485 expand_builtin_compare_and_swap,
15486 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
15489 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
15490 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
15493 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15495 * doc/tm.texi: Add brackets around the return type of
15496 TARGET_SECONDARY_RELOAD.
15498 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15499 Richard Guenther <rguenther@suse.de>
15501 PR tree-optimization/31254
15502 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
15503 Use handled_component_p () where appropriate. Continue
15504 propagating into the rhs if we propagated into an INDIRECT_REF
15507 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15509 * config/s390/s390.md (op_type attribute): RRR instruction type added.
15510 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
15511 (xde, xdee): Mode attributes adjusted to support DFP modes.
15512 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
15513 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
15514 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
15515 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
15516 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
15517 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
15518 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
15520 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
15521 "movsf"): Insn definitions removed.
15522 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
15523 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
15524 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
15526 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
15527 "reload_in<mode>", "reload_out<mode>"): Expander added.
15528 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
15531 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15533 * config/s390/s390.md: Only non-functional changes. Renamed
15534 FPR mode macro to BFP all over the file.
15536 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15538 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
15539 (op_type attribute): RRF instruction type added.
15540 (fT0): New mode attribute.
15541 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
15542 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
15543 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
15544 instruction no secondary memory is needed when moving DFmode values
15545 between GPRs and FPRs.
15547 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15549 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
15550 inverted and documentation adjusted.
15551 ("mhard-dfp", "msoft-dfp"): New options.
15552 * config/s390/s390.c (s390_handle_arch_option): New architecture
15554 (override_options): Sanity checks for the new options added.
15555 * config.gcc: New architecture switch: z9-ec.
15556 * config/s390/s390.h (processor_flags): PF_DFP added.
15557 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
15558 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
15559 when the bit is NOT set so remove it from the defaults.
15561 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15563 * genemit.c (main): Print include statement for dfp.h.
15564 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
15567 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15569 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
15571 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
15574 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
15575 instead of PATTERN.
15577 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15579 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
15580 attr_length_call, output_call, output_indirect_call): Cleanup
15581 formatting of targetm calls.
15583 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15585 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
15587 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15589 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
15590 reservation, bypass and anti-bypass descriptions for these
15591 instructions. Update move patterns.
15592 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
15595 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
15597 * tree-vect-transform.c (get_initial_def_for_induction): Replace
15598 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
15599 (get_initial_def_for_reduction): Likewise.
15601 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
15603 Fix PR tree-optimization/29922
15604 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
15605 (get_representative): Removed.
15606 (value_dies_in_block_x): Update for rvuse removal.
15607 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
15608 (compute_antic_aux): Handle when PHI nodes appear in
15609 non-single-successors.
15610 (dump_bitmap_of_names): Removed.
15611 (compute_antic_safe): Renamed and removed rvuse calculation.
15612 Calculate only antic safe.
15613 (insert_into_preds_of_block): Remove assert.
15614 (execute_pre): Update for renamed functions.
15615 (defer_or_phi_translate_block): New function.
15617 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15619 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
15620 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
15622 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
15623 Follow spelling conventions.
15625 * tree-data-ref.h: Remove the prototype for analyze_array.
15627 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
15629 PR tree-optimization/31041
15630 * tree-vect-transform.c (get_initial_def_for_induction): Call
15631 force_gimple_operand.
15633 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
15635 * ipa-type-escape.c (look_for_casts) : Revert code to use
15636 handled_component_p due to ada test a-numaux.adb.
15638 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15640 * final.c (final_scan_insn): Alter the condition of a
15641 conditional trap if we have nonstandard CC.
15643 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15645 * configure.ac: Remove excess quoting from asm line 0 test.
15646 * configure: Rebuilt.
15648 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15650 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
15651 * c-common.c (convert_and_check): Move warning logic to...
15652 (warnings_for_convert_and_check): ...here. Define.
15653 * c-common.h (warnings_for_convert_and_check): Declare.
15655 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15657 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
15658 (output_call): Likewise.
15660 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15662 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
15664 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15666 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
15668 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
15670 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
15671 opteron, athlon-64 and athlon-fx processor_alias_table entries.
15673 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
15675 PR tree-optimization/31183
15676 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15677 Use double_int instead of unsigned int for representing access_strides.
15678 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
15680 2007-03-16 Richard Guenther <rguenther@suse.de>
15682 PR tree-optimization/31146
15683 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
15684 to allow recursion of forward_propagate_addr_expr.
15685 (forward_propagate_addr_into_variable_array_index): Likewise.
15686 (forward_propagate_addr_expr): Likewise.
15687 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15688 (forward_propagate_addr_expr_1): Recurse on simple copies
15689 instead of propagating into them. Do so for useless conversions
15691 (forward_propagate_addr_expr): Clean up unused statements after
15694 2007-03-16 Richard Guenther <rguenther@suse.de>
15696 * builtins.c (expand_builtin_cexpi): Use the right argument
15697 for the expansion via cexp.
15699 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15701 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
15702 * configure: Rebuilt.
15704 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15707 * dwarf2out.c (force_type_die): Adjust comment.
15708 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
15710 2007-03-15 DJ Delorie <dj@redhat.com>
15712 * config/frv/predicates.md (minmax_operator): Don't check operands
15715 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15717 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
15718 Update constant estimates of number of iterations.
15719 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
15720 argument renamed to "realistic".
15721 (compute_estimated_nb_iterations): Removed.
15722 (record_niter_bound): New function.
15723 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
15724 call record_nonwrapping_iv with upper = false.
15725 (infer_loop_bounds_from_signedness): Pass upper argument to
15726 record_nonwrapping_iv.
15727 (estimate_numbers_of_iterations_loop): Do not call
15728 compute_estimated_nb_iterations. Record estimate based on profile
15729 information. Initialize the constant estimates of number of
15731 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
15733 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
15734 number of iterations is too small.
15735 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
15736 (EST_NOT_AVAILABLE): Removed.
15737 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
15738 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
15741 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15743 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
15744 Handle NE_EXPR guards.
15746 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15749 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
15750 Set also -pedantic-errors by default for the preprocessor unless
15751 -fpermissive is given.
15753 2007-03-15 Richard Guenther <rguenther@suse.de>
15755 PR middle-end/29719
15756 PR middle-end/31161
15757 * builtins.c (expand_builtin_cexpi): As a fallback if we
15758 don't have builtins for sincos or cexp create a function
15759 declaration for cexp and expand to a call to that.
15760 (expand_builtin_int_roundingfn): Always fall
15761 back to floor/ceil and its variants even if they may be
15764 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
15766 PR middle-end/31159
15767 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
15768 jump tables, move the call to delete_dead_jumptables from here...
15769 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
15770 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
15771 don't allow merging of blocks that try_redirect_by_replacing_jump
15772 also does not handle when not optimizing.
15774 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15775 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15777 * config/i386/i386.md (x86_sahf_1): Correctly handle
15780 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15783 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
15784 x86_64_general_operand as operand[2] predicate. Remove "iF"
15785 from operand constraints and use "e" constraint instead.
15786 (*subti3_1, *subti3_1 splitter): Ditto.
15787 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
15788 operand[1] predicate.
15790 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
15792 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
15793 arrays, multiply the access strides by the size of the sub-array.
15794 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
15796 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15798 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
15799 the configured assembler supports the sahf mnemonic.
15800 * configure: Regenerate.
15801 * config.in: Regenerate.
15803 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
15804 emit "sahf" or ".byte\t0x9e" as asm template.
15806 2007-03-14 Michael Meissner <michael.meissner@amd.com>
15809 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
15810 option to replace hard coded TARGET_xxx in md file.
15811 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
15812 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15813 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
15814 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
15815 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
15816 (X86_TUNE_NOT_VECTORMODE): Ditto.
15817 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
15818 (TUNE_AVOID_VECTOR_DECODE): Ditto.
15819 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15820 (TUNE_SLOW_IMUL_IMM8): Ditto.
15821 (TUNE_MOVE_M1_VIA_OR): Ditto.
15822 (TUNE_NOT_UNPAIRABLE): Ditto.
15823 (TUNE_NOT_VECTORMODE): Ditto.
15825 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
15828 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
15829 tuning options instead of hard coded TARGET_xxx.
15830 (fix ssemode peephole2's): Ditto.
15831 (imul peephole2's): Ditto.
15833 (movdi_or_rex64): Ditto.
15834 (move peephole2): Ditto.
15835 (not peephole2's): Ditto.
15837 2007-03-14 Dirk Mueller <dmueller@suse.de>
15839 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
15840 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
15841 * c-parser.c (c_parser_if_body): Always add an empty statement in case
15843 * c-parser.c (c_parser_do_statement): Warn about empty body in
15844 do/while statement.
15845 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
15846 * doc/invoke.texi (-Wempty-body): Update documentation.
15848 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15851 * c-common.h (warn_for_div_by_zero): Declare.
15852 * c-common.c (warn_for_div_by_zero): Define.
15853 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
15856 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15858 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
15859 to PREFIX and STANDARD_PREFIX.
15861 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15862 Phil Edwards <phil@codesourcery.com>
15864 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
15865 (__gthread_once_t): Remove busy field for RTPs.
15866 (__GTHREAD_ONCE_INIT): Update accordingly.
15868 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15870 * doc/invoke.texi: Document VxWorks options.
15872 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15874 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
15876 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
15878 PR tree-optimization/30590
15879 * tree-nrv.c (tree_nrv): Check for the partial update of the
15882 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15884 * flags.h (flag_random_seed): Remove declaration, in favor of...
15885 * toplev.h (get_random_seed, set_random_seed): ... these.
15886 * tree.c (get_file_function_name): Use the former.
15887 * opts.c (common_handle_option): Use the latter.
15890 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
15892 PR middle-end/31127
15893 * cse.c (cse_find_path): Do not bail out if a basic block that
15894 we already visited now becomes part of a path that starts at a
15895 different basic block. Just disallow this, to make sure we
15896 visit each basic block at most once.
15898 2007-03-13 Jan Hubicka <jh@suse.cz>
15900 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
15901 attributes, when profile esitmate is present, calls with very low
15902 frequency are cold.
15904 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
15906 PR tree-optimization/30730
15907 PR tree-optimization/26900
15908 * tree-ssa-loop-niter.c: Include gmp.h.
15909 (bounds): New type.
15910 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
15911 split_to_var_and_offset, determine_value_range,
15912 bound_difference_of_offsetted_base, refine_bounds_using_guard,
15913 bound_difference, bounds_add, bounds_negate,
15914 number_of_iterations_ne_max, dump_affine_iv): New functions.
15915 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
15916 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
15917 difference of initial and final value of control iv to validate
15919 (number_of_iterations_cond): Add loop parameter. Determine bounds
15920 on the difference of the extremes of the control iv. Add dumps.
15921 (expand_simple_operations): Handle phi nodes.
15922 (simplify_using_initial_conditions): Do not record used conditions.
15923 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
15924 Do not set additional_info.
15925 (implies_nonnegative_p, implies_ge_p): Removed.
15926 (derive_constant_upper_bound): Do not use parameter `additional'.
15927 (record_estimate): Parameter `additional' removed. Parameter
15928 `i_bound' added. Do not call derive_constant_upper_bound.
15929 (record_nonwrapping_iv): Use derive_constant_upper_bound to
15930 bound the number of iterations estimate.
15931 (estimate_numbers_of_iterations_loop): Pass the estimate from
15932 the number of iterations analysis to record_estimate.
15933 * tree.h (multiple_of_p): Declare.
15934 * tree-scalar-evolution.c (expression_expensive_p): Removed.
15935 (scev_const_prop): Do not check expression_expensive_p.
15936 * fold-const.c (multiple_of_p): Exported.
15937 * double-int.c (double_int_mask): Exported.
15938 * double-int.h (double_int_mask): Declare.
15939 * tree-flow.h (struct tree_niter_desc): Removed additional_info
15940 field. Added max field.
15942 2007-03-13 David Taylor <taylor@candd.org>
15945 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
15948 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15951 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
15952 two unamed patterns.
15954 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
15956 * config/i386/i386.opt (mcx16, msahf): New options.
15957 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
15958 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
15960 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
15961 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
15962 Output -mcx16 and -msahf options when corresponding bit is set.
15964 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
15965 and -msahf options.
15967 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15969 * configure.ac: Test for assembler tolerance to # 0 "".
15970 * configure, config.in: Rebuilt.
15971 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
15973 2007-03-13 Geoffrey Keating <geoffk@apple.com>
15975 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
15977 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
15978 (handle_syscall): Handle direct system calls.
15979 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
15981 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15983 * doc/invoke.texi: Fix cpp.info cross-reference.
15984 * doc/passes.texi: Fix gcc.info cross-reference.
15986 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
15988 PR tree-optimization/30835
15989 * lambda-code.c (can_convert_to_perfect_nest): Check whether
15990 bb_for_stmt is not NULL before accessing it.
15992 2007-03-12 Joseph Myers <joseph@codesourcery.com>
15994 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
15997 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16000 * doc/install.texi: Document --enable-stage1-languages
16002 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
16004 * tree-pass.h (pass_into_cfg_layout_mode,
16005 pass_outof_cfg_layout_mode): Declare.
16006 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
16007 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
16008 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
16009 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
16011 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
16013 * c-decl.c (warn_variable_length_array): New function.
16014 Refactored from grokdeclarator to handle warn_vla
16015 and handle unnamed array case.
16016 (grokdeclarator): Refactored VLA warning case.
16017 * c.opt (Wvla): New flag.
16018 * doc/invoke.texi (Wvla): New warning.
16020 2007-03-12 Richard Henderson <rth@redhat.com>
16022 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
16023 (TARGET_SECTION_TYPE_FLAGS): New.
16025 2007-03-12 Richard Henderson <rth@redhat.com>
16027 * config/darwin.c (machopic_reloc_rw_mask): New.
16028 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
16029 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
16031 2007-03-12 Mark Mitchell <mark@codesourcery.com>
16033 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
16034 * cppdefault.h (cpp_PREFIX): Document.
16035 (cpp_PREFIX_len): Likewise.
16036 (cpp_EXEC_PREFIX): New variable.
16037 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
16038 * c-incpath.c (add_standard_paths): Correct logic for relocating
16039 paths within prefix.
16041 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
16043 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
16044 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
16046 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
16047 fix_truncdfdi_sse using SSEMODEF mode macro.
16048 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
16049 fix_truncdfsi_sse using SSEMODEF mode macro.
16050 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
16051 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
16053 2007-03-12 Richard Sandiford <richard@codesourcery.com>
16055 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
16056 elfos.h to tm_file.
16058 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
16060 * tree.h : Add multiple_of_p declaration.
16061 * fold-const.c (multiple_of_p): Make multiple_of_p public.
16062 * ipa-type-escape.c (results_of_malloc): Redundant.
16063 (visited_stmts): New. Visited stmt for walk_use_def_chains.
16064 (cast_type): Extended with new members.
16065 (check_cast): Returns cast_type.
16066 (cast): New structure for data of walk_use_def_chains.
16067 (is_malloc_result, is_cast_from_non_pointer_1,
16068 is_cast_from_non_pointer,
16069 is_array_access_through_pointer_and_index): New functions.
16070 (look_for_casts): Returns cast types.
16071 (check_call): Returns void.
16072 (okay_pointer_operation): Use support of pointer plus index,
16073 pointer plus constant and allow all multiplications.
16075 2007-03-11 Richard Guenther <rguenther@suse.de>
16077 PR tree-optimization/31115
16078 * tree-vrp.c (extract_range_from_binary_expr): Make sure
16079 the shift count is positive and non-anti-range for RSHIFT_EXPR.
16080 A shift count of zero is not special as with *_DIV_EXPR.
16081 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
16084 2007-03-11 Ian Lance Taylor <iant@google.com>
16086 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
16087 the *_DIV_EXPR codes correctly with overflow infinities.
16089 2007-03-11 Ira Rosen <irar@il.ibm.com>
16091 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
16092 indicate success/failure of the analysis. Add negation to subtrahend
16093 in case of subtraction. Fail if both operands contain constants.
16094 (create_data_ref): Fail if analyze_offset fails.
16096 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
16098 * config/i386/i386.md (frndintxf2): Rename to ...
16099 (rintxf2): ... this. Remove expander having same name.
16100 (rintsf2, rintdf2): Implement using SSEMODEF macro.
16101 (roundsf2, rounddf2): Ditto.
16102 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
16103 (lround<mode>di2, lround<mode>si2): Ditto.
16105 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
16107 * lower-subreg.c: Include except.h.
16108 (decompose_multiword_subregs): Verify that the only control flow
16109 insns we can split are loads to multi-words pseudos.
16110 Handle breaking such blocks after splitting, instead of calling
16111 find_many_sub_basic_blocks.
16113 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
16114 on the new basic block. Add a lengthy comment explaining why we
16115 thought this was necessary.
16116 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
16118 2007-03-10 Mark Mitchell <mark@codesourcery.com>
16121 * tree.c (walk_type_fields): Recurse into the element type of
16122 ARRAY_TYPEs if there is a pointer set.
16124 2007-03-10 Dirk Mueller <dmueller@suse.de>
16126 * c-common.c (warn_logical_operator): Fix condition.
16128 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
16130 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
16132 * config/darwin.c (machopic_select_section): Remove superfluous
16133 argument in call to categorize_decl_for_section. Remove unused
16136 2007-03-10 Joseph Myers <joseph@codesourcery.com>
16138 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
16140 * configure: Regenerate.
16142 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
16145 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
16146 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
16147 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
16148 Add LABEL_NUSES to emitted label.
16149 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
16150 branch probability value to emitted jump insn.
16151 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
16152 Do not check life information and do not re-arrange input operands
16153 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
16155 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16157 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
16158 the change of decode_asm_operands.
16160 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16162 * mode-switching.c (create_pre_exit): Skip blockage insn.
16164 2007-03-09 Diego Novillo <dnovillo@redhat.com>
16166 * tree-pass.h (TODO_update_smt_usage): Remove.
16168 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
16172 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16174 * pa.c (attr_length_call): Revise condition for long
16175 pc-relative branch.
16176 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
16177 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
16178 sequence on SOM target.
16180 2007-03-09 Geoffrey Keating <geoffk@apple.com>
16182 * gcc.c: Document %{, in big comment at top.
16183 (input_suffix_matches): Remove special handling for .s and
16185 (input_spec_matches): New.
16186 (handle_braces): Handle %{,.
16187 (validate_switches): ',' indicates a value which is not a switch.
16188 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
16189 to detect assembler input.
16190 * config/i386/sol2.h (CPP_SPEC): Likewise.
16191 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
16192 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
16193 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
16194 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
16195 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
16196 -m64 causes deployment target to default to 10.5.
16197 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16199 2007-03-09 Richard Henderson <rth@redhat.com>
16202 * target.h (targetm.asm.out.reloc_rw_mask): New.
16203 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
16204 (TARGET_ASM_OUT): Use it.
16205 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
16206 * varasm.c (categorize_decl_for_section): Remove shlib argument;
16207 use the new reloc_rw_mask target hook instead.
16208 (default_section_type_flags_1): Merge into...
16209 (default_section_type_flags): ... here.
16210 (decl_readonly_section_1): Merge into...
16211 (decl_readonly_section): ... here.
16212 (default_elf_select_section_1): Merge into...
16213 (default_elf_select_section): ... here.
16214 (default_unique_section_1): Merge into...
16215 (default_unique_section): ... here.
16216 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
16217 (default_select_rtx_section): Use it.
16218 (default_elf_select_rtx_section): Likewise.
16219 * output.h: Update to match.
16220 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
16221 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
16222 (TARGET_ASM_RELOC_RW_MASK): New.
16223 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
16224 to categorize_decl_for_section.
16225 (x86_64_elf_unique_section): Likewise.
16226 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
16227 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
16228 (TARGET_ASM_RELOC_RW_MASK): New.
16229 * config/ia64/ia64.c (ia64_rwreloc_select_section,
16230 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
16231 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
16232 (TARGET_RWRELOC): Remove.
16233 (ia64_section_type_flags): Adjust call to default_section_type_flags.
16234 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16235 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
16236 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
16237 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
16238 (rs6000_xcoff_select_section): Use decl_readonly_section.
16239 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
16240 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16241 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
16242 (TARGET_SECTION_TYPE_FLAGS): Remove.
16243 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
16245 2007-03-09 Roger Sayle <roger@eyesopen.com>
16247 * fold-const.c (fold_comparison): Remove compile-time evaluation of
16248 complex constant equality/inequality comparisons for here.
16249 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
16250 known at compile-time or can be simplified to a scalar comparison.
16251 (fold_relational_const): Move compile-time evaluation of complex
16252 constant equality/inequality comparisons to here.
16254 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16256 PR rtl-optimization/30643
16257 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
16259 (fold_rtx): Recurse, like before 2006-11-03.
16261 2007-03-09 DJ Delorie <dj@redhat.com>
16263 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
16266 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
16268 PR tree-optimization/30375
16269 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
16270 LHS of statements is not the same.
16271 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
16273 2007-03-09 Chao-ying Fu <fu@mips.com>
16275 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
16277 * doc/invoke.texi (-mdspr2): Document new option.
16278 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
16279 New unspec for DSP REV 2.
16280 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
16281 these instructions are extended in DSP REV 2.
16282 (mips-dspr2.md): Include.
16283 * config/mips/mips.opt (mdspr2): New option.
16284 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
16285 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
16286 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
16287 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
16288 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
16289 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
16290 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
16292 (bdesc_map): Add one field of unsupported_target_flags.
16293 (bdesc_arrays): Update entries to have extra fields. Add
16295 (mips_init_builtins): Initialize new function types.
16296 Check unsupported_target_fileds to filter out builtins.
16297 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
16299 (ASM_SPEC): Pass mdspr2 to the assembler.
16300 * config/mips/mips-dspr2.md: New file.
16302 2007-03-09 Sa Liu <saliu@de.ibm.com>
16304 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
16306 2007-03-09 Ian Lance Taylor <iant@google.com>
16308 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
16309 argument) like -Wstrict-overflow=2.
16310 * doc/invoke.texi (Warning Options): Update documentation.
16312 2007-03-09 Dirk Mueller <dmueller@suse.de>
16315 * doc/invoke.texi (-Wlogical-op): Document.
16316 * common.opt (-Wlogical-op): New.
16317 * c-common.h (warn_logical_operator): Declare.
16318 * c-common.c (warn_logical_operator): Define.
16319 * c-typeck.c (parser_build_binary_op): Call
16320 warn_logical_operator.
16322 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16324 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
16325 * final.c (final_scan_insn): Test for non-"" file name.
16327 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
16329 * doc/loop.texi: Document the Omega linear constraints solver.
16330 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
16331 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
16332 omega-hash-table-size, omega-max-keys, and
16333 omega-eliminate-redundant-constraints.
16334 * tree-pass.h (pass_check_data_deps): Declared.
16337 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
16338 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
16339 pass_check_data_deps): New.
16340 * tree-data-ref.c (init_data_ref): Remove declaration.
16341 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
16342 (analyze_array): Renamed init_array_ref, move up initializations.
16343 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
16344 Removed arguments that are set to NULL.
16345 (analyze_indirect_ref): Correct indentation, correct call to
16347 (object_analysis): Call init_array_ref instead of analyze_array.
16348 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
16349 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
16350 of DR_ACCESS_FNS_ADDR.
16351 (init_omega_eq_with_af, omega_extract_distance_vectors,
16352 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
16353 ddr_consistent_p): New.
16354 (compute_affine_dependence): Check consistency of ddrs when
16355 flag_check_data_deps is passed.
16356 (analyze_all_data_dependences): Uncomment.
16357 (tree_check_data_deps): New.
16358 * tree-data-ref.h: Include omega.h.
16359 (DR_ACCESS_FNS_ADDR): Removed.
16360 (data_dependence_relation): Add inner_loop.
16361 (DDR_INNER_LOOP): New.
16362 * common.opt (fcheck-data-deps): New.
16363 * tree-flow.h (tree_check_data_deps): Declare.
16364 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
16365 (OBJS-common): Depend on omega.o.
16367 * passes.c (pass_check_data_deps): Scheduled.
16368 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
16369 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
16370 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
16371 PARAM_VECT_MAX_VERSION_CHECKS,
16372 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
16374 2007-03-09 Richard Guenther <rguenther@suse.de>
16376 PR tree-optimization/30904
16377 PR middle-end/31058
16378 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
16379 the same way as *_DIV_EXPR.
16381 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16383 * recog.c (decode_asm_operands): No mixed declarations and code.
16385 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16387 * rtl.def (ASM_INPUT): Add location.
16388 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
16389 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
16390 (decode_asm_operands): Add loc operand.
16391 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
16392 * stmt.c (expand_asm): Rename to...
16393 (expand_asm_loc): ... this. Add locus argument. Pass it on to
16394 gen_rtx_ASM_INPUT_loc.
16395 (expand_asm_expr): Adjust.
16396 * recog.c (decode_asm_operands): Add loc operand.
16397 (check_asm_operands, extract_insn): Adjust.
16398 * reload1.c (maybe_fix_stack_asms): Likewise.
16399 * final.c (asm_insn_count): Likewise.
16400 (final_scan_insn): Output # line before and after asm.
16402 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
16404 * tree-ssa-structalias.c (variable_info): Remove
16406 (new_var_info): Ditto.
16407 (shared_bitmap_info_t): New structure.
16408 (shared_bitmap_table): New variable.
16409 (shared_bitmap_hash): New function.
16410 (shared_bitmap_eq): Ditto
16411 (shared_bitmap_lookup): Ditto.
16412 (shared_bitmap_add): Ditto.
16413 (merge_smts_into): Change to take bitmap directly.
16414 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
16415 (init_alias_vars): Init shared bitmap hashtable.
16416 (delete_points_to_sets): Delete shared bitmap hashtable.
16417 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
16418 is_aliased removal as a change that was still necessary was
16421 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
16423 * config/i386/i386.h (override_options): Conditionally disable
16424 x86_sahf for 64bit targets only.
16426 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
16429 * c-decl.c (merge_decls): Don't call make_var_volatile.
16430 * varasm.c (make_var_volatile): Remove.
16431 * output.h (make_var_volatile): Remove.
16433 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
16435 PR tree-optimization/31085
16436 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
16438 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16440 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
16441 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
16442 ATTR_CONST_NOTHROW_LIST.
16444 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
16447 2007-03-08 Diego Novillo <dnovillo@redhat.com>
16449 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
16451 2007-03-08 Geoffrey Keating <geoffk@apple.com>
16454 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
16456 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
16457 passed, use shared libgcc.
16459 2007-03-08 Roger Sayle <roger@eyesopen.com>
16461 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
16462 instead of calling build2 with a GIMPLE_MODIFY_STMT.
16463 (honor_protect_cleanup_actions, lower_try_finally_switch):
16465 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
16466 ifc_temp_var): Likewise.
16467 * tree-inline.c (setup_one_parameter): Likewise.
16468 * tree-mudflap.c (mf_decl_cache_locals,
16469 mf_build_check_statement_for): Likewise.
16470 * tree-nested.c (init_tmp_var, save_tmp_var,
16471 finalize_nesting_tree_1): Likewise.
16472 * tree-outof-ssa.c (insert_copy_on_edge,
16473 insert_backedge_copies): Likewise.
16474 * tree-profile.c (tree_gen_edge_profiler,
16475 tree_gen_ic_profiler): Likewise.
16476 * tree-scalar-evolution.c (scev_const_prop): Likewise.
16477 * tree-sra.c (sra_build_assignment): Likewise.
16478 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
16479 * tree-ssa-math-opts.c (insert_reciprocals,
16480 execute_cse_sincos_1): Likewise.
16481 * tree-tailcall.c (adjust_accumulator_values,
16482 adjust_return_value): Likewise.
16483 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
16484 * tree-vect-transform.c (vect_create_data_ref_ptr,
16485 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
16486 vect_create_epilog_for_reduction, vectorizable_reduction,
16487 vectorizable_call, vectorizable_conversion,
16488 vectorizable_assignment, vectorizable_operation,
16489 vectorizable_type_demotion, vect_gen_widened_results_half,
16490 vect_permute_store_chain, vectorizable_store,
16491 vect_setup_realignment, vect_permute_load_chain,
16492 vectorizable_load, vectorizable_condition,
16493 vect_create_cond_for_align_checks): Likewise.
16494 * tree-vrp.c (build_assert_expr_for): Likewise.
16496 2007-03-08 Ian Lance Taylor <iant@google.com>
16498 * tree-vrp.c: Include "intl.h".
16499 (usable_range_p): New static function.
16500 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
16501 overflowed values, juts set *strict_overflow_p.
16502 (compare_values): Only return -2 if one of the operands is not a
16504 (compare_ranges): Call usable_range_p.
16505 (compare_range_with_value): Likewise.
16506 (vrp_evaluate_conditional_warnv): Rename from
16507 vrp_evaluate_conditional. Make static. Change all callers.
16508 (vrp_evaluate_conditional): New function.
16509 (simplify_div_or_mod_using_ranges): Issue warning about reliance
16510 on signed overflow.
16511 (simplify_abs_using_ranges): Likewise.
16512 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
16513 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
16514 within_stmt parameter.
16515 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16516 vrp_evaluate_conditional.
16517 * tree-ssa-threadedge.c
16518 (record_temporary_equivalences_from_stmts_at_dest): Change
16519 simplify parameter to take a second tree parameter.
16520 (simplify_control_stmt_condition): Likewise.
16521 (thread_across_edge): Likewise.
16522 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16523 (thread_across_edge): Likewise.
16524 * Makefile.in (tree-vrp.o): Depend upon intl.h.
16526 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
16528 * config/i386/i386.h (TARGET_SAHF): New define.
16529 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
16530 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
16531 (x86_sahf): New global variable.
16532 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
16533 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
16534 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
16535 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
16537 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
16538 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
16539 when expanding fcomi/sahf based tests.
16540 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
16541 expanding sahf based alternative. Emit sahf based sequence when
16542 optimizing for code size.
16543 * config/i386/i386.md (x86_sahf_1): Do not disable for
16544 TARGET_64BIT, enable for TARGET_SAHF.
16546 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
16548 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
16549 spurious whitespace from error message.
16551 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
16554 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
16556 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
16558 * c-decl.c (grokdeclarator): Disable warnings for anonymous
16560 * tree-sra.c (instantiate_element): Propagate disabled warnings
16561 from the element itself to the created variable.
16563 2007-03-07 Richard Henderson <rth@redhat.com>
16566 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
16567 silently fix up the stack in the case of a missing register.
16569 2007-03-07 Paul Brook <paul@codesourcery.com>
16571 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
16573 2007-03-07 Joseph Myers <joseph@codesourcery.com>
16575 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
16577 (phase1_vrs): Use them.
16578 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
16579 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
16580 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
16581 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
16582 __gnu_Unwind_Restore_WMMXC if required.
16583 (_Unwind_VRS_Pop): Implement iWMMXt support.
16584 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
16585 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
16586 gnu_Unwind_Save_WMMXC): Define.
16588 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16590 * config/vxworks.h (vxworks_override_options): Declare.
16591 (VXWORKS_OVERRIDE_OPTIONS): Use it.
16592 * config/vxworks.c: Include target.h and toplev.h.
16593 (vxworks_override_options): New function.
16594 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
16596 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
16598 * config/s390/s390.c (override_options): Don't emit an error when
16599 -mstack-size is used without providing -mstack-guard.
16600 (s390_emit_prologue): Choose stack_guard value automatically if not
16601 provided via command line.
16602 * doc/invoke.texi: Adjust description of -mstack-guard and
16605 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16607 * config/i386/i386.c (output_set_got): Add a GOT initialization
16608 sequence for VxWorks PIC.
16609 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
16610 around labels as well as symbols. Use gotoff_operand instead
16611 of local_symbolic_operand.
16612 (legitimize_pic_address): Use gotoff_operand instead of
16613 local_symbolic_operand. Use @GOT accesses for labels as
16615 (ix86_output_addr_diff_elt): Use PC-relative rather than
16616 GP-relative offsets for VxWorks PIC.
16617 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
16618 no_new_pseudos. Check whether the returned register is op0.
16619 * config/i386/i386.md (tablejump): Use PC-relative rather than
16620 GP-relative offsets for VxWorks PIC.
16621 * config/i386/predicates.md (gotoff_operand): New predicate.
16623 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16625 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
16627 * config/vxworks-dummy.h: New file.
16628 * config/i386/i386.h: Include it.
16630 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
16632 * dwarf2out.c (is_inlined_entry_point): New
16633 (add_high_low_attributes): Emit DW_AT_entry_pc along with
16634 DW_AT_ranges if the first subblock is the entry point.
16636 2007-03-06 David Daney <ddaney@avtrex.com>
16638 * doc/install.texi (mips-*-*): Change recommended binutils
16641 2007-03-06 Anatoly Sokolov <aesok@post.ru>
16643 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
16644 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
16646 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16647 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16649 2007-03-06 Jan Hubicka <jh@suse.cz>
16651 * errors.h (warning, error, fatal, internal_error): Mark as cold.
16652 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
16654 (probably_cold_bb_p): Cold functions are cold.
16655 (probably_never_executed_bb_p): Cold functions are cold.
16656 (tree_bb_level_predictions): Predict calls to cold functions as not
16658 (compute_function_frequency): Check hot/cold attributes.
16659 * function.h (function_frequency): Update comments.
16660 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
16661 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
16662 (c_common_att): Add cold and hot.
16664 * doc/extend.texi (hot,cold attributes): Document.
16666 2007-03-06 Andrew Haley <aph@redhat.com>
16668 * function.c (expand_function_end): Move blockage to just after we
16669 emit the label for the naked return from the function.
16671 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16673 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
16676 2007-03-06 Jan Hubicka <jh@suse.cz>
16678 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
16679 loaded for constant large models. Non-large 64bit PIC can do.
16680 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
16681 * cmodel.h: Add LARGE PIC.
16682 * i386.md (UNSPEC_PLTOFF): New.
16683 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
16685 (*call_1_rex64): Disable for large models.
16686 (*call_1_rex64_large): New.
16687 (*call_value_1_rex64): Disable for large models.
16688 (*call_value_1_rex64_large): New.
16689 (set_rip_rex4): New.
16690 (set_got_offset_rex64): New.
16691 * predicates.md (constant_call_address_operand): For large model
16692 constant calls are not possible.
16693 * i386-protos.h (construct_plt_address): Declare.
16694 * i386.c (override_options): Accept large models.
16695 (ix86_expand_prologue): Expand large PIC GOT pointer load.
16696 (legitimate_constant_p): Add new UNSPECs.
16697 (legitimate_pic_operand_p): Likewise.
16698 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
16699 (legitimize_pic_address): Do easy RIP relative way for TLS only for
16701 (output_pic_addr_const): Add PLTOFF.
16702 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
16703 (ix86_expand_move): Legitimize pic address when in PIC mode.
16704 (construct_plt_address): New function.
16705 (ix86_expand_call): Offload the address to register and use GOT
16706 pointer for large model.
16707 * invoke.texi (mcmodel=large): Update documentation.
16709 2007-03-06 Richard Henderson <rth@redhat.com>
16711 * config/i386/i386.c (x86_use_leave, x86_push_memory,
16712 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
16713 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
16714 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
16715 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
16716 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
16717 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
16718 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
16719 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
16720 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
16721 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16722 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
16723 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16724 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16725 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
16726 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
16727 x86_schedule, x86_use_bt, x86_pad_returns,
16728 x86_use_xchgb): Merge into ...
16729 (ix86_tune_features): ... here. New array.
16730 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16731 x86_bswap): Merge into ...
16732 (ix86_arch_features): ... here. New array.
16733 (x86_3dnow_a): Remove.
16734 (x86_accumulate_outgoing_args): Make static.
16735 (x86_arch_always_fancy_math_387): Make static.
16736 (ix86_tune_mask, ix86_arch_mask): Move ...
16737 (override_options): ... to local variables here. Apply the
16738 appropriate mask to each element of ix86_arch_features and
16739 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
16740 as were done in the old macros.
16741 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
16742 * config/i386/i386.h (x86_use_leave, x86_push_memory,
16743 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
16744 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
16745 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
16746 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
16747 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
16748 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
16749 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
16750 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
16751 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
16752 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16753 x86_accumulate_outgoing_args, x86_prologue_using_move,
16754 x86_epilogue_using_move, x86_decompose_lea,
16755 x86_arch_always_fancy_math_387, x86_shift1,
16756 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16757 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16758 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
16759 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16760 x86_use_incdec, x86_pad_returns, x86_bswap,
16761 x86_partial_flag_reg_stall): Remove.
16762 (enum ix86_tune_indices): New.
16763 (ix86_tune_features): New.
16764 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
16765 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
16766 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
16767 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
16768 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
16769 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
16770 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
16771 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
16772 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
16773 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
16774 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
16775 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
16776 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
16777 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
16778 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
16779 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
16780 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
16781 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
16782 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
16783 TARGET_EXT_80387_CONSTANTS): Use it.
16784 (enum ix86_arch_indices): New.
16785 (ix86_arch_features): New.
16786 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
16787 TARGET_BSWAP): Use it.
16788 (ix86_tune_mask, ix86_arch_mask): Remove.
16790 2007-03-06 Joseph Myers <joseph@codesourcery.com>
16793 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
16794 Define using $${sysroot_headers_suffix}.
16795 * configure: Regenerate.
16796 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
16797 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
16799 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
16800 * gcc.c (print_sysroot_headers_suffix): New.
16801 (option_map): Include --print-sysroot-headers-suffix.
16802 (display_help): Mention -print-sysroot-headers-suffix.
16803 (process_command): Handle -print-sysroot-headers-suffix.
16804 (do_spec_1): Append multilib directory to include-fixed path if
16805 sysroot suffixes in use.
16806 (main): Handle -print-sysroot-headers-suffix.
16807 * Makefile.in (start.encap): Don't depend on xlimits.h
16808 (xlimits.h): Remove.
16809 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
16810 limits.h for each multilib in fixinc_list.
16811 (fixinc_list, s-fixinc_list): New.
16812 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
16813 generate them for each multilib in fixinc_list.
16814 (stmp-fixproto): Use include-fixed. Run fixproto for each
16815 multilib in fixinc_list.
16816 (mostlyclean): Don't remove xlimits.h.
16817 (clean): Remove include-fixed.
16818 (real-install-headers-tar, real-install-headers-cpio,
16819 real-install-headers-cp): Don't copy include, only include-fixed.
16820 (install-mkheaders): Depend on fixinc_list. Don't depend on
16821 xlimits.h. Save limits.h files for each multilib in fixinc_list.
16822 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
16823 SYSTEM_HEADER_DIR setting in mkheaders.conf.
16825 2007-03-06 Jan Hubicka <jh@suse.cz>
16827 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
16830 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16832 * configure.ac: Allow tm_file to contain build-directory files.
16833 * configure: Regenerate.
16834 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
16835 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
16836 * config/m68k/print-sysroot-suffix.sh: New file.
16838 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16840 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
16841 of pic_offset_table_rtx if reload_completed.
16842 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
16843 PIC_OFFSET_TABLE_REGNUM.
16844 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
16846 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
16847 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
16849 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16851 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16852 functions that call eh_return.
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 need a constant pool.
16859 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16862 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
16863 (m68k_preferred_reload_class): Likewise.
16864 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
16865 (SECONDARY_RELOAD_CLASS): Define.
16866 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
16867 (LIMIT_RELOAD_CLASS): Delete.
16868 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
16869 registers from storing bytes.
16870 (m68k_secondary_reload_class): New function.
16871 (m68k_preferred_reload_class): Likewise.
16873 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16875 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
16877 (m68k_expand_prologue): Likewise.
16879 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16881 * config/m68k/m68k-protos.h (output_sibcall): Declare.
16882 (mips_expand_epilogue): Add a bool parameter.
16883 (m68k_legitimize_sibcall_address): Declare.
16884 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
16885 (m68k_expand_epilogue): Add a parameter to select between sibling
16886 and normal epilogues. Only generate a return for the latter.
16887 (m68k_ok_for_sibcall_p): New function.
16888 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
16889 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
16890 (sibcall_value, *sibcall_value): Likewise.
16891 (*call, *call_value): Require !SIBLING_CALL_P.
16892 (epilogue): Update call to m68k_expand_epilogue.
16893 (sibcall_epilogue): New pattern.
16894 * config/m68k/predicates.md (const_call_operand): Say that this
16895 predicate applies to sibling calls too.
16896 (sibcall_operand): New predicate.
16898 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16900 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
16901 alternatives as movsi_cf.
16902 (movsf_cf_hard): Add commentary.
16904 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
16905 Richard Sandiford <richard@codesourcery.com>
16907 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
16908 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
16909 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
16910 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
16911 as being live on exit from an interrupt function.
16912 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
16913 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
16914 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
16915 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
16916 (m68k_interrupt_function_p): Globalize.
16917 (m68k_compute_frame_layout): Remove reverse mask code.
16918 (m68k_emit_movem, m68k_set_frame_related): New functions.
16919 (m68k_output_function_prologue): Delete in favor of...
16920 (m68k_expand_prologue): ...this new function.
16921 (m68k_output_function_epilogue): Delete in favor of...
16922 (m68k_expand_epilogue): ...this new function.
16923 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
16925 (print_operand): Handle %?.
16926 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
16927 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
16928 (prologue, epilogue): New patterns.
16929 (return): Turn into a define_expand.
16930 (*return): New pattern, derived from old "return" pattern. Use rte
16931 rather than rts for interrupt functions. Only use rtd if the pop
16933 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
16934 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
16935 (link, *link, unlink, *unlink, load_got): Likewise.
16937 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16941 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
16942 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
16943 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
16944 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
16945 and m68k_matches_u_p.
16946 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
16947 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
16948 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
16949 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
16950 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
16951 (REG_STRICT_P): New macro.
16952 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
16953 PCREL_GENERAL_OPERAND_OK.
16954 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
16955 m68k_legitimate_base_reg_p.
16956 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
16957 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
16958 (PIC_CASE_VECTOR_ADDRESS): Update comment.
16959 * config/m68k/m68k.c (m68k_address): New structure.
16960 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
16961 (m68k_decompose_index, m68k_legitimate_constant_address_p)
16962 (m68k_jump_table_ref_p, m68k_decompose_address)
16963 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
16964 (m68k_matches_u_p): New functions.
16965 (print_operand_address): Rewrite to use m68k_decompose_index.
16967 2007-03-05 David Taylor <dtaylor@emc.com>
16969 * gcc.c: Correct copyright date in --version output.
16971 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16973 * pa.md: In unamed move patterns, disparge copies between general
16974 and floating point registers using '?' modifier. Don't include 'f'
16975 constraint for register preferences in DImode, SImode, HImode and
16976 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
16977 Remove constraints for copies between general and floating registers
16978 in soft-float DFmode pattern.
16979 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
16983 2007-03-05 Mike Stump <mrs@apple.com>
16985 * c-common.c (targetcm): Add.
16986 * c-opts.c (c_common_handle_option): Handle language specific
16988 * opts.c (handle_option): Verify language for target options, if
16990 * opth-gen.awk: Add CL_LANG_ALL.
16991 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
16992 (TARGETCM_INITIALIZER): Add.
16993 * target.h (struct gcc_targetcm): Add.
16995 * targhooks.c (default_handle_c_option): Add.
16996 * targhooks.h (default_handle_c_option): Add.
16997 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
16999 * config/darwin.opt (iframework): Add.
17000 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
17001 * config/darwin-c.c (handle_c_option): Add.
17002 (TARGET_HANDLE_C_OPTION): Add.
17004 * doc/invoke.texi (Darwin Options): Add -iframework.
17006 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17008 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
17011 2007-03-05 Ian Lance Taylor <iant@google.com>
17013 * c.opt (fgnu89-inline): New option.
17014 * c-opts.c (c_common_post_options): Set default value for
17016 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
17017 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
17019 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
17020 (grokdeclarator, start_function): Likewise.
17021 * c-cppbuiltin.c (c_cpp_builtins): Define either
17022 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
17023 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
17024 (C Dialect Options): Document -fgnu89-inline.
17025 * doc/extend.texi (Function Attributes): Explain what the
17026 gnu_inline attribute does.
17027 * doc/cpp.texi (Common Predefined Macros): Document
17028 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17030 2007-03-05 Ian Lance Taylor <iant@google.com>
17032 PR tree-optimization/31034
17033 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
17034 half-range if the other side is an overflow infinity.
17036 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17038 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
17039 (bfin*-linux-uclibc*): New configuration.
17040 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
17042 * config/bfin/linux.h: New file.
17043 * config/bfin/libgcc-bfin.ver: New file.
17044 * config/bfin/t-bfin-uclinux: New file.
17045 * config/bfin/t-bfin-linux: New file.
17046 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
17047 (TARGET_OS_CPP_BUILTINS): New macro.
17049 2007-03-05 Richard Guenther <rguenther@suse.de>
17051 * fold-const.c (fold_binary): Remove duplicate folding
17052 of comparison of non-null ADDR_EXPR against null.
17054 2007-03-05 Richard Guenther <rguenther@suse.de>
17055 Dorit Nuzman <dorit@il.ibm.com>
17057 PR tree-optimization/26420
17058 * tree-vectorizer.c (vectorize_loops): Bail out early if there
17059 are no loops in the function. Only print the number of
17060 vectorized loops if it is greater than zero or we are supposed
17061 to print information about unvectorized loops.
17063 2007-03-05 Revital Eres <eres@il.ibm.com>
17065 * gcc.dg/var-expand1.c: New test.
17066 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
17067 when an accumulator is expanded.
17069 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17072 * c-common.c (convert_and_check): Don't give warnings for
17073 conversion if 'expr' already overflowed.
17075 2007-03-04 Roger Sayle <roger@eyesopen.com>
17077 PR middle-end/30744
17078 * fold-const.c (fold_comparison): Enforce type consistency when
17079 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
17081 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
17083 * tree-ssa-address.c (create_mem_ref): Do not put an expression
17084 containing a cast to the base of TARGET_MEM_REF.
17086 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
17088 * tree.c (tree_contains_struct_check_failed): Remove spurious
17089 whitespace from error message.
17091 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
17094 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
17095 instead of precision.
17097 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
17098 Nathan Sidwell <nathan@codesourcery.com>
17100 * emit-rtl.c (find_auto_inc): New.
17101 (try_split): recreate REG_INC notes,
17102 Use regular for loops rather than whiles.
17104 2007-03-03 Andreas Schwab <schwab@suse.de>
17106 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
17107 * configure: Regenerate.
17109 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17111 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
17112 flag_rounding_math, not flag_unsafe_math_optimizations.
17114 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
17116 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
17117 alpha_fold_vector_minmax): Likewise.
17118 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
17119 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
17121 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17123 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
17124 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
17125 if the lhs has side-effects.
17126 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
17128 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17130 * config/i386/i386.h (TUNEMASK): Remove define.
17131 (ARCHMASK): Remove define.
17132 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
17133 Use ix86_arch_mask variable instead of ARCHMASK.
17134 * config/i386/i386.c (override_options): Ditto.
17135 (standard_80387_constant_p): Ditto.
17137 2007-03-02 Ian Lance Taylor <iant@google.com>
17139 Used signed infinities in VRP.
17140 * tree-vrp.c (uses_overflow_infinity): New static function.
17141 (supports_overflow_infinity): New static function.
17142 (make_overflow_infinity): New static function.
17143 (negative_overflow_infinity): New static function.
17144 (positive_overflow_infinity): New static function.
17145 (is_negative_overflow_infinity): New static function.
17146 (is_positive_overflow_infinity): New static function.
17147 (is_overflow_infinity): New static function.
17148 (overflow_infinity_range_p): New static function.
17149 (compare_values_warnv): New function split out of compare_values.
17150 (compare_value): Call it.
17151 (set_value_range_to_nonnegative): Add overflow_infinity
17152 parameter. Change caller.
17153 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
17155 (vrp_expr_computes_nonzero): Likewise.
17156 (compare_ranges, compare_range_with_value): Likewise.
17157 (compare_name_with_value, compare_names): Likewise.
17158 (vrp_evaluate_conditional): Likewise.
17159 (set_value_range): Handle infinity
17160 (vrp_operand_equal_p, operand_less_p): Likewise.
17161 (extract_range_from_assert): Likewise.
17162 (vrp_int_const_binop): Likewise.
17163 (extract_range_from_binary_expr): Likewise.
17164 (extract_range_from_unary_expr): Likewise.
17165 (extract_range_from_comparison): Likewise.
17166 (extract_range_from_expr): Likewise.
17167 (dump_value_range): Likewise.
17168 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
17169 (test_for_singularity): Likewise.
17170 (vrp_int_const_binop): Remove inline qualifier.
17171 (adjust_range_with_scev): Add comment.
17172 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17174 2007-03-02 Diego Novillo <dnovillo@redhat.com>
17176 * tree-ssa-structalias.c (could_have_pointers): Tidy.
17177 (get_constraint_for): Likewise.
17178 (do_structure_copy): Likewise.
17179 (find_func_aliases): Fix references to MODIFY_EXPR.
17180 (intra_create_variable_infos): Tidy.
17181 * tree-ssa-operands.c (add_virtual_operand): Add argument
17183 When adding members of alias sets, if IS_CALL_SITE is true and
17184 the symbol is not call-clobbered, skip it.
17185 Adjust all callers.
17187 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17189 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
17190 entry by means of emit_insn_at_entry.
17192 2007-03-02 Richard Henderson <rth@redhat.com>
17194 * expr.h (promoted_input_arg): Remove decl.
17195 * function.c (promoted_input_arg): Merge into ...
17196 * combine.c (setup_incoming_promotions): ... only caller.
17197 Rearrange to avoid double loop.
17199 2007-03-02 Ben Elliston <bje@au.ibm.com>
17200 Peter Bergner <bergner@vnet.ibm.com>
17201 Janis Johnson <janis187@us.ibm.com>
17203 * config/rs6000/dfp.md: New file.
17204 * config/rs6000/rs6000.md: Include dfp.md.
17205 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
17206 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
17207 and TDmode decimal float modes in FP registers.
17208 (num_insns_constant): Likewise.
17209 (rs6000_legitimate_offset_address_p): Likewise.
17210 (rs6000_legitimize_address): Likewise.
17211 (rs6000_legitimize_reload_address): Likewise.
17212 (rs6000_legitimate_address): Likewise.
17213 (rs6000_emit_move): Likewise.
17214 (function_arg_boundary): Likewise.
17215 (function_arg_advance): Likewise.
17216 (rs6000_darwin64_record_arg_recurse): Likewise.
17217 (function_arg): Likewise.
17218 (rs6000_gimplify_va_arg): Likewise.
17219 (rs6000_split_multireg_move): Likewise.
17220 (rs6000_output_function_epilogue): Likewise.
17221 (rs6000_output_function_epilogue): Likewise.
17222 (rs6000_register_move_cost): Likewise.
17223 (rs6000_function_value): Likewise.
17224 (rs6000_libcall_value): Likewise.
17226 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17228 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
17230 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17232 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
17233 Use $MULTIDIR to choose between the kernel and RTP headers,
17234 and use $WIND_BASE and $WIND_USR to locate them.
17236 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17238 * config/i386/i386.c (override_options): Put initialization of
17239 ix86_tune_mask and ix86_arch_mask to the correct place.
17241 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17242 Michael Meissner <michael.meissner@amd.com>
17245 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
17246 (ARCHMASK): Define.
17247 (TARGET_CMOVE): Use ARCHMASK.
17248 (TARGET_CMPXCHG): Ditto.
17249 (TARGET_CMPXCHG8B): Ditto.
17250 (TARGET_XADD): Ditto.
17251 (TARGET_BSWAP): Ditto.
17252 * config/i386/i386.c (ix86_tune_mask): New global variable.
17253 (ix86_arch_mask): Ditto.
17254 (override_options): Initialize ix86_tune_mask and
17255 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
17258 2007-03-02 Ben Elliston <bje@au.ibm.com>
17261 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
17263 2007-03-02 Joseph Myers <joseph@codesourcery.com>
17265 * target.h (init_dwarf_reg_sizes_extra): New target hook.
17266 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
17267 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
17268 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
17270 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
17271 rs6000_init_dwarf_reg_sizes_extra): New.
17272 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
17273 SPE register high parts.
17275 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
17277 * Makefile.in: Add install-pdf target as
17278 copied from automake v1.10 rules.
17279 * configure.ac: Add install-pdf to target list.
17280 * configure: Regenerate.
17282 2007-03-01 Paul Brook <paul@codesourcery.com>
17284 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
17285 modes to LDRD for DImode.
17286 (output_move_double): Fixup out of range ldrd/strd.
17287 (vfp_secondary_reload_class): Rename...
17288 (coproc_secondary_reload_class): ... to this. Add wb argument.
17289 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
17290 coproc_secondary_reload_class for CLASS_IWMMXT.
17291 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
17292 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
17294 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
17296 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
17297 unroll factor by the estimated number of iterations.
17298 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
17299 than prefetch latency.
17301 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
17302 decode_caches_intel, detect_caches_intel): New functions.
17303 (host_detect_local_cpu): Use detect_caches_amd and
17304 detect_caches_intel.
17306 2007-03-01 Richard Henderson <rth@redhat.com>
17308 * expr.c (emit_move_complex_push): Export.
17309 (emit_move_complex_parts): Split out from ...
17310 (emit_move_complex): ... here.
17311 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
17312 * config/i386/i386.md (movcdi): New.
17314 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
17316 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
17317 size of mode1 to check for tieable modes in MMX case.
17319 2007-03-01 Richard Sandiford <richard@codesourcery.com>
17321 * Makefile.in (rtlanal.o): Depend on tree.h.
17322 * rtl.h (offset_within_section_p, split_const): Declare.
17323 * rtlanal.c: Include tree.h.
17324 (offset_within_block_p): New function, taken from
17325 mips_offset_within_object_p.
17326 (split_const): New function, taken from mips_split_const.
17327 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
17329 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
17330 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
17331 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
17332 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
17333 (m68k_illegitimate_symbolic_constant_p): New function.
17334 * config/m68k/m68k.md (movsi): Remove misleading predicates.
17335 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
17336 symbolic constant that might be outside the symbol's section,
17337 move the symbol first and then add the offset.
17338 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
17340 * config/mips/mips.c (mips_split_const): Delete.
17341 (mips_offset_within_object_p): Delete.
17342 (mips_symbolic_constant_p): Use offset_within_section_p and
17343 split_const instead of mips_offset_within_object_p and
17345 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
17346 (mips_legitimize_const_move, print_operand_reloc)
17347 (mips_dangerous_for_la25_p): Use split_const instead of
17350 2007-02-28 Eric Christopher <echristo@apple.com>
17352 * Makefile.in (install-include-dir): Don't rm -rf include.
17354 2007-02-28 Richard Guenther <rguenther@suse.de>
17356 PR middle-end/30364
17357 * fold-const.c (fold_binary): Do not associate expressions
17358 with more than one variable for integer types that do not wrap.
17360 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
17362 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
17363 Delete, and replace with...
17364 (fold_builtin_call_array): This. Update callers to use it.
17365 * fold-const.c (fold_build_call_list): Delete, and replace with...
17366 (fold_build_call_array): This.
17367 (fold_build_call_list_initializer): Delete, and replace with...
17368 (fold_build_call_array_initializer): This.
17369 * tree.h: Update declarations to reflect above changes.
17371 * c-typeck.c (build_function_call): Store converted arguments
17372 in a stack-allocated array instead of building a list.
17373 (convert_arguments): Store arguments in the array passed in as an
17374 argument, and return the actual number of arguments.
17375 * c-format.c: (check_function_format): Pass arguments in an
17376 array instead of a list.
17377 * c-common.c (check_function_nonnull): Likewise.
17378 (check_function_sentinel): Likewise.
17379 (check_function_arguments): Likewise.
17380 * c-common.h: Update declarations to reflect above changes.
17382 2007-02-28 Jan Hubicka <jh@suse.cz>
17384 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
17385 PRED_NEGATIVE_RETURN): Update outcomes.
17387 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
17389 * calls.c (emit_library_call_value_1): Handle partial registers
17390 correctly when building up CALL_INSN_FUNCTION_USAGE.
17392 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17394 * pa/predicates.md (move_src_operand): Allow zero for mode.
17395 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
17398 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
17401 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
17402 *movv2df_internal): Enable pattern only for valid operand
17404 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
17405 tie only 128bit modes. For MMX registers, tie only 64bit modes.
17407 2007-02-27 Mike Stump <mrs@apple.com>
17409 * config/darwin-crt3.c: Avoid compilation when compiling for a
17412 2007-02-27 Joseph Myers <joseph@codesourcery.com>
17414 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
17416 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
17417 for fixed headers and limits.h.
17418 (install-include-dir, install-headers-tar, install-headers-cpio,
17419 install-headers-cp, real-install-headers-tar,
17420 real-install-headers-cpio, real-install-headers-cp): Handle
17421 include-fixed as well as include.
17422 (install-mkheaders): Don't install files that go only in include
17424 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
17425 from GCC_INCLUDE_DIR.
17426 * gcc.c (process_command): Remove special -BstageN/ handling.
17427 (do_spec_1): Add include-fixed directories.
17429 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17431 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
17433 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
17435 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
17438 2007-02-27 Mark Mitchell <mark@codesourcery.com>
17440 * c-common.c (get_priority): Add check for
17441 SUPPORTS_INIT_PRIORITY.
17443 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17445 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
17447 * config/bfin/bfin.c: Include "cfglayout.h".
17448 (MAX_LSETUP_DISTANCE): New macro.
17449 (struct loop_info): New members incoming, incoming_src and
17450 incoming_dest. Delete member predecessor.
17451 (length_for_loop): New function.
17452 (bfin_optimize_loop): Handle more different loop structures.
17453 (bfin_discover_loop): Rework detection of predecessor blocks by
17454 examining incoming edges.
17455 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
17457 (bfin_reorder_loops): New function.
17458 (bfin_reorg_loops): Use these three new functions.
17460 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
17461 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
17462 (CONSTRAINT_LEN): Add entry for 'q'.
17463 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
17464 Add 'q' constraints.
17465 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
17466 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
17468 * config/bfin/bfin.md (add_with_carry): New pattern.
17469 (s_or_u, su_optab, su_modifier): New code macros/attrs.
17470 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
17471 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
17472 support unsigned multiplies too. Removed incorrect commutativity from
17473 operand 1 constraint where appropriate.
17474 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
17476 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
17477 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
17479 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
17480 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
17481 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
17482 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
17483 usmulhisi_hh_huh): New patterns.
17485 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
17486 lshifthi3): Fix output template to use half reg for operand 2.
17488 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
17491 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
17493 2007-02-27 Andreas Schwab <schwab@suse.de>
17495 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
17497 2007-02-27 Jan Hubicka <jh@suse.cz>
17499 * predict.c (last_basic_block_p): Remove.
17500 (tree_estimate_probability): Update return heuristic for commonized
17503 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
17505 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
17507 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
17509 * doc/include/gcc-common.texi (versionsubtitle): New macro.
17510 * doc/cpp.texi: Standardize title page.
17511 * doc/cppinternals.texi: Likewise.
17512 * doc/gcc.texi: Standardize title page, remove version number
17513 from copyright page.
17514 * doc/gccint.texi: Likewise.
17515 * doc/install.texi: Standardize title page, add table of
17518 2007-02-26 Jan Hubicka <jh@suse.cz>
17520 * predict.def: Set outcomes according to more recent results.
17521 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
17522 Remove dead predictors.
17523 * predict.c (return_prediction): Fix pasto.
17525 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17527 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
17528 change; avoid a memory leak when returning early.
17530 2007-02-26 Mark Mitchell <mark@codesourcery.com>
17532 * c-decl.c (static_ctors): Move to c-common.c.
17533 (static_dtors): Likewise.
17534 (finish_function): Use c_record_cdtor_fn.
17535 (build_cdtor): Move to c-common.c.
17536 (c_write_global_declarations): Use c_build_cdtor_fns.
17537 * c-common.h (static_ctors): Declare.
17538 (static_dtors): Likewise.
17539 (c_record_cdtor_fn): Likewise.
17540 (c_build_cdtor_fns): Likewise.
17541 * c-common.c (static_ctors): New variable.
17542 (static_dtors): Likewise.
17543 (c_record_cdtor_fn): New function.
17544 (build_cdtor): Move from c-decl.c
17545 (c_build_cdtor_fns): New function.
17547 * output.h (assemble_addr_to_section): Declare.
17548 (get_cdtor_priority_section): Likewise.
17549 * varasm.c (assemble_addr_to_section): New function.
17550 (get_cdtor_priority_section): Likewise.
17551 (default_named_section_asm_out_destructor): Use them.
17552 (destor_dtor_section_asm_out_destructor): Likewise.
17553 (default_named_section_asm_out_constructor): Likewise.
17554 (default_ctor_section_asm_out_constructor): Likewise.
17555 * config.gcc (*-*-vxworks*): Include vxworks.o.
17556 * config/t-vxworks (vxworks.o): New target.
17557 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
17558 (TARGET_ASM_CONSTRUCTOR): Define.
17559 (TARGET_ASM_DESTRUCTOR): Likewise.
17560 (vxworks_asm_out_constructor): Declare.
17561 (vxworks_asm_out_destructor): Likewise.
17563 * c-common.c (get_priority): Check that we have not just an
17564 INTEGER_CST, but an integer constant with integeral type.
17566 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
17568 PR tree-optimization/30938
17569 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
17570 use &dt[nargs-1] instead of &dt[nargs] in the call to
17571 vect_is_simple_use().
17573 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
17575 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
17576 from register elimination as PRE_MODIFY / POST_MODIFY increments.
17577 Do not attempt to handle MEM inside auto-inc expressions.
17578 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
17579 of a register modified by an auto-inc expression. However, do handle
17580 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
17581 (elimination_effects): Prohibit elimination of a register modified
17582 by an auto-inc expression. Disable register elimination rules whose
17583 target register is modified by an auto-inc expression with variable
17586 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
17588 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
17590 (array_at_struct_end_p): New function.
17591 (idx_infer_loop_bounds): Use it.
17592 (estimate_numbers_of_iterations_loop): Export.
17593 * predict.c (predict_loops): Use estimated_loop_iterations_int.
17594 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
17595 (tree_estimate_probability): Call record_loop_exits.
17596 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
17597 (estimated_loop_iterations, estimated_loop_iterations_int,
17598 estimated_loop_iterations_tree): New functions.
17599 (analyze_siv_subscript_cst_affine,
17600 compute_overlap_steps_for_affine_1_2,
17601 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
17602 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
17603 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
17604 (PRED_LOOP_ITERATIONS_GUESSED): New.
17605 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
17606 * cfgloop.h (estimate_numbers_of_iterations_loop,
17607 estimated_loop_iterations_int): Declare.
17609 2007-02-25 Mark Mitchell <mark@codesourcery.com>
17611 * doc/extend.texi: Document optional priority argument to
17612 constructors and destructors.
17613 * tree.c (init_priority_for_decl): Adjust GTY markers.
17614 (init_ttree): Use priority-info hash functions for
17615 init_priority_for_decl.
17616 (tree_map_eq): Rename to ...
17617 (tree_map_base_eq): ... this.
17618 (tree_map_marked_p): Rename to ...
17619 (tree_map_base_marked_p): ... this.
17620 (tree_map_base_hash): New function.
17621 (decl_init_priority_lookup): Rework.
17622 (decl_fini_priority_lookup): New function.
17623 (decl_priority_info): New function.
17624 (decl_init_priority_insert): Use it.
17625 (decl_fini_priority_insert): Likewise.
17626 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
17628 (decl_restrict_base_insert): Likewise.
17629 (decl_debug_expr_insert): Likewise.
17630 (decl_value_expr_lookup): Likewise.
17631 (decl_value_expr_insert): Likewise.
17632 * tree.h (priority_type): New type.
17633 (decl_init_priority_lookup): Use priority_type.
17634 (decl_fini_priority_lookup): New function.
17635 (decl_init_priority_insert): Use priority_type.
17636 (decl_fini_priority_insert): New function.
17637 (DECL_HAS_INIT_PRIORITY): Tweak comments.
17638 (DECL_INIT_PRIORITY): Likewise.
17639 (SET_DECL_INIT_PRIORITY): Add comment.
17640 (DECL_FINI_PRIORITY): New macro.
17641 (SET_DECL_FINI_PRIORITY): Likewise.
17642 (DEFAULT_INIT_PRIORITY): Document.
17643 (MAX_INIT_PRIORITY): Likewise.
17644 (MAX_RESERVED_INIT_PRIORITY): Likewise.
17645 (tree_map_base): New type.
17646 (tree_map_base_eq): New function.
17647 (tree_map_base_hash): Likewise.
17648 (tree_map_base_marked_p): Likewise.
17649 (tree_map): Inherit from tree_map_base.
17650 (tree_map_eq): Make it a macro.
17651 (tree_map_marked_p): Likewise.
17652 (tree_int_map): Inherit from tree_map_base.
17653 (tree_int_map_eq): Make it a macro.
17654 (tree_int_map_hash): Likewise.
17655 (tree_int_map_marked_p): Likewise.
17656 (tree_priority_map): New type.
17657 (tree_priority_map_eq): New macro.
17658 (tree_priority_map_hash): Likewise.
17659 (tree_priority_map_marked_p): Likewise.
17660 * varasm.c (emults_decl): Adjust for refactoring of tree_map
17662 (emutls_common_1): Likewise.
17663 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
17664 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
17665 of tree_map hierarchy.
17666 * tree-cfg.c (move_stmt_r): Likewise.
17667 (new_label_mapper): Likewise.
17668 * c-tree.h (c_expand_body): Move to ...
17669 * c-common.h (c_expand_body): ... here.
17670 * c-decl.c (c_expand_body): Move to ...
17671 * c-common.c (c_expand_body): ... here.
17672 (c_common_attribute_table): Allow 1 argument for the constructor
17673 and destructor attributes.
17674 (get_priority): New function.
17675 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
17676 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
17678 2007-02-24 Jan Hubicka <jh@suse.cz>
17680 PR middle-end/30509
17681 * tree-inline.c (copy_bb): Produce exact copy of EH info when
17682 copying for inlining.
17684 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17685 Jan Hubicka <jh@suse.cz>
17688 * i386.c (counter_mode): New function.
17689 (expand_set_or_movmem_via_loop): Use it.
17690 (expand_movmem_epilogue): Likewise; fix pasto.
17691 (ix86_expand_movmem): Do emit guard even for constant counts.
17692 (ix86_expand_setmem): Likewise.
17694 2007-02-25 Nick Clifton <nickc@redhat.com>
17696 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
17697 (JUMP_TABLES_IN_TEXT_SECTION): Define.
17699 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17702 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
17703 count argument with 0x10, not with 0x16.
17704 (expand_setmem_epilogue): Ditto.
17706 2007-02-24 Mike Stump <mrs@apple.com>
17708 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
17711 2007-02-24 Richard Guenther <rguenther@suse.de>
17713 PR middle-end/30951
17714 * fold-const.c (fold_binary): Fold x +- CST op x for
17715 EQ_EXPR and NE_EXPR.
17717 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17719 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
17721 2007-02-24 Jan Hubicka <jh@suse.cz>
17723 * cgraphunit.c (decide_is_function_needed): Honor
17724 -fkeep-inline-functions.
17726 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17728 * builtins.c (fold_builtin_modf): New.
17729 (fold_builtin_2): Use it.
17731 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
17733 * loop-iv.c (implies_p): Detect additional cases where A implies B.
17734 (determine_max_iter): Take additional LOOP arg; all callers changed.
17735 Lose broken logic dealing with PLUS. Try to limit the upper bound by
17736 one using simplifications.
17737 (simplify_using_initial_values): Return if the expression becomes
17738 invalid due to altered regs.
17740 2007-02-23 DJ Delorie <dj@redhat.com>
17742 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
17744 2007-02-23 Mike Stump <mrs@apple.com>
17746 * tlink.c (scan_linker_output): Parse linker messages from
17747 darwin9's linker better.
17749 2007-02-23 Steve Ellcey <sje@cup.hp.com>
17752 * varpool.c (varpool_assemble_pending_decls): Set
17753 varpool_last_needed_node to null.
17755 2007-02-23 DJ Delorie <dj@redhat.com>
17757 * config/i386/i386.c (ix86_data_alignment): Don't specify an
17758 alignment bigger than the object file can handle.
17760 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
17763 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
17764 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
17765 (*movsf_1): Penalize MMX moves.
17767 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
17769 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
17770 2^32-1 or more times unless flag_unsafe_loop_optimizations.
17772 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
17774 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17776 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
17777 (fold_builtin_1): Use them.
17778 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17779 BUILT_IN_SIGNIFICAND.
17781 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
17783 * config/i386/i386.c (bdesc_1arg): Initialize
17784 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
17785 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
17786 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
17787 and IX86_BUILTIN_MOVSLDUP.
17789 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
17791 PR rtl-optimization/30841
17792 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
17794 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17796 * builtins.c (fold_builtin_frexp): New.
17797 (fold_builtin_2): Use it.
17799 2007-02-22 Mark Mitchell <mark@codesourcery.com>
17801 * doc/invoke.texi (Spec Files): Document getenv spec function.
17803 * gcc.c (getenv_spec_function): New function.
17804 (static_spec_functions): Add it.
17805 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
17806 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
17809 2007-02-22 Michael Matz <matz@suse.de
17812 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
17813 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
17815 2007-02-22 Ian Lance Taylor <iant@google.com>
17818 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
17819 (mem_loc_descriptor): Call it.
17821 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
17822 Ira Rosen <irar@il.ibm.com>
17824 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
17826 2007-02-22 Ira Rosen <irar@il.ibm.com>
17828 PR tree-optimization/30843
17829 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
17830 stores only after all the group is vectorized.
17832 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
17834 PR tree-optimization/30858
17835 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
17836 in the reduction cycle have a single use in the loop.
17837 * tree-vectorizer.h (relevant): Add documentation.
17839 2007-02-20 Mike Stump <mrs@apple.com>
17841 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
17842 * configure: Regenerate.
17844 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17846 Change the defaults of some parameters and options.
17847 * config/spu/spu-protos.h (spu_optimization_options): Declare.
17848 * config/spu/spu.c (spu_optimization_options): Add.
17849 (spu_override_options): Change params in spu_optimization_options.
17850 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
17852 Register 127 is only 16 byte aligned when used as a frame pointer.
17853 * config/spu/spu-protos.h (spu_init_expanders): Declare.
17854 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
17855 HARD_FRAME_POINTER_REGNUM.
17856 (spu_legitimate_address): Use regno_aligned_for_reload.
17857 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
17858 aligned when frame_pointer_needed is true.
17859 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
17861 * config/spu/spu.h (INIT_EXPANDERS): Define.
17863 Make sure shift and rotate instructions have valid immediate operands.
17864 * config/spu/predicates.md (spu_shift_operand): Remove.
17865 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
17866 * config/spu/constraints.md (W, O): Extend range.
17867 * config/spu/spu.md (umask, nmask): Define.
17868 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
17869 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
17870 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
17871 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
17872 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
17873 (lshr<mode>3_reg): Fix rtl description.
17875 Make sure mulhisi immediate operands are valid.
17876 * config/spu/predicates.md (imm_K_operand): Add.
17877 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
17879 Generate constants using fsmbi and andi.
17880 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
17881 (print_operand, spu_split_immediate, classify_immediate,
17882 fsmbi_const_p): Handle IC_FSMBI2.
17884 Correctly handle a CONST_VECTOR containing symbols.
17885 * config/spu/spu.c (print_operand): Handle HIGH correctly.
17886 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
17887 (immediate_load_p): Allow symbols that use 2 instructions to create.
17888 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
17889 with symbols when flag_pic is set.
17890 (const_vector_immediate_p): New.
17891 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
17892 accept a CONST_VECTOR with symbols.
17893 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
17894 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
17896 * config/spu/spu.md (high, low): Delete.
17897 (low_<mode>): Define.
17899 Remove INTRmode and INTR_REGNUM, which didn't work.
17900 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
17902 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
17903 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
17904 peephole2 pattern): Don't use INTR or 131.
17905 (movintrcc): Delete.
17906 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
17907 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
17908 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
17909 (UNSPEC_SET_INTR): Add.
17910 * config/spu/spu-modes.def (INTR): Remove.
17912 More accurate warnings about run-time relocations.
17913 * config/spu/spu.c (reloc_diagnostic): Test in_section.
17915 Correctly warn about immediate arguments to specific intrinsics.
17916 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
17917 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
17918 the instruction predicate.
17920 Fix tree check errors with latest update.
17921 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
17923 (spu_expand_builtin): Use CALL_EXPR_FN.
17925 Add missing specific intrinsics.
17926 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
17928 * config/spu/spu_internals.h: Ditto.
17930 Fix incorrect operand modifiers.
17931 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
17932 * config/spu/spu.md (xor<mode>3): Change %S to %J.
17934 Optimize one case of zero_extend of a vec_select.
17935 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
17937 Accept any immediate for hbr.
17938 * config/spu/spu.md (hbr): Change s constraints to i.
17940 2007-02-21 Paul Brook <paul@codesourcery.com>
17942 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
17943 condexec_count when skipping USE and CLOBBER.
17945 2007-02-21 Nick Clifton <nickc@redhat.com>
17947 * common.opt (Warray-bounds): Add Warning attribute.
17948 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
17950 (fsized-zeroes): Add Optimization attribute.
17951 (fsplit-wide-types, ftree-scev-cprop): Likewise.
17952 * c.opt (Wc++0x-compat): Add Warning attribute.
17954 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
17956 PR middle-end/30761
17957 * reload1.c (eliminate_regs_in_insn): In the single_set special
17958 case, attempt to re-recognize the insn before falling back to
17959 having reload fix it up.
17961 2007-02-20 Eric Christopher <echristo@gmail.com>
17963 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
17964 Rewrite accordingly.
17965 (frv_read_iacc_argument): Ditto.
17966 (frv_expand_set_builtin): Take a call instead of arglist, update for
17968 (frv_expand_unop_builtin): Ditto.
17969 (frv_expand_binop_builtin): Ditto.
17970 (frv_expand_cut_builtin): Ditto.
17971 (frv_expand_binopimm_builtin): Ditto.
17972 (frv_expand_voidbinop_builtin): Ditto.
17973 (frv_expand_int_void2arg): Ditto.
17974 (frv_expand_prefetches): Ditto.
17975 (frv_expand_voidtriop_builtin): Ditto.
17976 (frv_expand_voidaccop_builtin): Ditto.
17977 (frv_expand_load_builtin): Ditto.
17978 (frv_expand_store_builtin): Ditto.
17979 (frv_expand_mdpackh_builtin): Ditto.
17980 (frv_expand_mclracc_builtin): Ditto.
17981 (frv_expand_mrdacc_builtin): Ditto.
17982 (frv_expand_mwtacc_builtin): Ditto.
17983 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
17986 2007-02-20 Janis Johnson <janis187@us.ibm.com>
17988 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
17989 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
17991 (HAVE_GAS_DFP): Check for assembler support of decimal floating
17992 point instructions.
17993 * configure: Regenerate.
17994 * config.in: Regenerate.
17995 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
17996 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
17997 masks to power6 and power6x and to POWERPC_MASKS.
17998 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
18000 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
18001 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
18002 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
18003 Access PROTOTYPE as variable, not mask.
18005 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18007 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
18008 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
18009 * combine.c (adjust_for_new_dest): Use it.
18010 * postreload.c (reload_combine): Likewise.
18012 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18014 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
18015 notes on an insn with multiple sets, even if single_set returns
18016 non-NULL for that insn.
18018 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18020 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
18021 scalbn and scalbln.
18023 2007-02-20 Geoffrey Keating <geoffk@apple.com>
18025 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
18026 if user didn't pass it.
18027 * config/i386/darwin.h (CC1_SPEC): Likewise.
18028 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
18029 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
18030 -mmacosx-version-min.
18032 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18033 Uros Bizjak <ubizjak@gmail.com>
18035 * optabs.h (enum optab_index): Add new OTI_scalb.
18036 (scalb_optab): Define corresponding macro.
18037 * optabs.c (init_optabs): Initialize scalb_optab.
18038 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
18040 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
18041 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
18042 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
18043 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
18044 flag_unsafe_math_optimizations is set.
18046 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
18047 to implement scalbf, scalb and scalbl built-ins as inline x87
18050 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18051 DJ Delorie <dj@redhat.com>
18054 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
18055 (diagnostic_report_diagnostic): ... here, and turn them into real
18056 errors. If warnings are inhibited, no need to do anything.
18058 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
18060 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
18061 better code generation.
18063 2007-02-20 Ben Elliston <bje@au.ibm.com>
18065 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
18067 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
18069 * config/alpha/alpha.c, config/alpha/alpha.md,
18070 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
18071 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
18072 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
18073 config/arm/lib1funcs.asm: Follow spelling conventions.
18075 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
18076 config/fr30/fr30.md, config/i386/i386.h,
18077 config/iq2000/iq2000.h, config/iq2000/predicates.md,
18078 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
18079 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
18080 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
18081 config/rs6000/altivec.md, config/rs6000/rs6000.c,
18082 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
18083 config/sparc/sparc.c, config/sparc/sparc.h,
18084 config/sparc/sparc.md, config/spu/constraints.md,
18085 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
18088 2007-02-20 Alan Modra <amodra@bigpond.net.au>
18091 * varasm.c (use_blocks_for_decl_p): Return false for decls with
18094 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18096 * doc/invoke.texi (-ftree-lrs): Remove.
18098 2007-02-19 Diego Novillo <dnovillo@redhat.com>
18100 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
18103 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
18105 * config/ia64/ia64.c (ia64_expand_builtin): Use the
18106 new CALL_EXPR_FN macro for retrieving the function
18107 declaration of the input expression.
18109 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18111 * c.opt (Waddress): New.
18112 * common.opt (Walways-true): Delete.
18113 (Wstring-literal-comparison): Delete.
18114 * doc/invoke.texi (Warning Options): Delete -Walways-true and
18115 -Wstring-literal-comparison. Add -Waddress.
18117 (Walways-true): Delete.
18118 (Wstring-literal-comparison): Delete.
18119 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
18120 consistently instead of -Walways-true in example.
18121 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
18122 * c-typeck.c (parser_build_binary_op): Replace
18123 -Wstring-literal-comparison and -Walways-true with -Waddress.
18124 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
18127 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18129 * tree-cfg.c (dump_function_to_file): Be prepared for functions
18130 without DECL_STRUCT_FUNCTION initialized.
18132 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18134 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
18135 due to calls to functions taking pointers as parameters.
18137 2007-02-19 Richard Henderson <rth@redhat.com>
18140 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
18143 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
18145 * config/s390/s390.c (s390_call_saved_register_used,
18146 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
18147 accessed to the new scheme.
18149 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18151 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
18152 (cris_print_index, cris_print_operand, cris_print_operand_address)
18153 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
18154 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
18155 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
18156 GET_CODE () == xxx.
18157 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
18158 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
18159 GO_IF_LEGITIMATE_ADDRESS): Ditto.
18160 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
18161 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
18162 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
18163 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
18164 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
18165 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
18166 (uminsi3, call, call_value): Ditto.
18167 (define_split: indir_to_reg_split, unnamed): Ditto.
18169 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
18171 PR tree-optimization/30975
18172 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
18175 2007-02-18 Eric Christopher <echristo@gmail.com>
18177 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
18178 Remove use of arglist.
18179 (mips_expand_builtin): Remove use of arglist, pass in expr.
18180 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
18181 (mips_expand_builtin_movtf): Ditto.
18182 (mips_expand_builtin_compare): Ditto.
18184 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18186 * tree-sra.c (sra_build_assignment): Replace assertion
18187 checking with a comment explaining why it can't be done.
18189 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18191 PR middle-end/30833
18192 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
18193 during CALL_EXPR representation conversion.
18194 * tree-ssa-propagate.c (set_rhs): Likewise.
18196 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18198 * tree-sra.c (sra_build_assignment): Disable assertion checking
18201 2007-02-18 Roger Sayle <roger@eyesopen.com>
18203 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
18204 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18205 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
18207 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
18208 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
18209 gimplify_init_ctor_eval_range, gimple_push_cleanup,
18210 gimplify_omp_for, gimplify_omp_atomic_pipeline,
18211 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
18212 force_gimple_operand): Likewise.
18213 * ipa-cp.c (constant_val_insert): Likewise.
18214 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
18215 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
18216 perfect_nestify): Likewise.
18217 * langhooks.c (lhd_omp_assignment): Likewise.
18218 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
18219 lower_copyprivate_clauses, lower_send_clauses,
18220 lower_send_shared_vars, expand_parallel_call,
18221 expand_omp_for_generic, expand_omp_for_static_nochunk,
18222 expand_omp_for_static_chunk, expand_omp_sections,
18223 lower_omp_single_copy, lower_omp_for_lastprivate,
18224 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
18225 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
18226 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
18229 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18231 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
18232 config/sh/sh.md: Follow spelling conventions.
18234 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
18235 config/frv/predicates.md: Follow spelling conventions.
18237 * config/m68k/linux-unwind.h: Fix a comment typo.
18238 * target.h: Follow spelling conventions.
18240 2007-02-18 Roger Sayle <roger@eyesopen.com>
18242 PR rtl-optimization/28173
18243 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
18244 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
18245 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
18246 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
18247 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
18249 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18251 * builtins.c (fold_builtin_load_exponent): New.
18252 (fold_builtin_2): Use it.
18254 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
18256 PR rtl-optimization/30773
18257 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
18258 if we fail to attach a REG_EQUIV note.
18260 2007-02-18 David Edelsohn <edelsohn@gnu.org>
18261 Roger Sayle <roger@eyesopen.com>
18263 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
18265 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18267 * calls.c (initialize_argument_information): Pass original EXP
18268 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
18269 code to split complex arguments here, as part of initializing the
18271 (expand_call): Remove code that builds a list of arguments and
18272 inserts implicit arguments into it. Instead, just count how many
18273 implicit arguments there will be so we can determine the size of
18274 the ARGS array, and let initialize_argument_information do the work.
18275 (split_complex_values): Delete unused function.
18277 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18279 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
18281 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18283 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
18284 for arg pointer based indexed addressing.
18286 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18288 * config/ia64/ia64.h, config/ia64/ia64.md,
18289 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
18290 spelling conventions.
18292 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18294 * config/m68k/m68k.c (split_di): New.
18295 * config/m68k/m68k-protos.h: Declare split_di.
18296 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
18297 Improve predicate handling and split constant shifts.
18299 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18301 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
18302 parameter for register bitfield operations, general predicates
18305 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18307 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
18308 * config/m68k/linux-unwind.h: New file.
18310 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18312 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
18313 config/i386/athlon.md, config/ia64/ia64.md,
18314 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
18315 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
18316 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
18317 tree-ssa-loop-niter.c, tree-vect-analyze.c,
18318 tree-vect-transform.c: Fix comment typos.
18320 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
18322 * sched-deps.c (find_insn_list): Remove.
18323 * sched-int.h: Remove the prototype for find_insn_list.
18325 2007-02-16 Geoffrey Keating <geoffk@apple.com>
18327 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
18329 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
18330 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
18331 darwin_rs6000_override_options.
18332 (C_COMMON_OVERRIDE_OPTIONS): Expect
18333 darwin_macosx_version_min to be non-NULL always.
18334 (TARGET_C99_FUNCTIONS): Likewise.
18335 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
18336 (DARWIN_MINVERSION_SPEC): New.
18337 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
18338 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
18340 (DARWIN_MINVERSION_SPEC): New.
18341 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
18343 * config/darwin-c.c (darwin_cpp_builtins): Expect
18344 darwin_macosx_version_min to be non-NULL always.
18346 * config/rs6000/rs6000.c: Clean up trailing whitespace.
18348 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
18350 * config/i386/i386.h (x86_use_xchgb): New.
18351 (TARGET_USE_XCHGB): New macro.
18352 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
18353 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
18354 Split after reload into bswaphi for shifts of 8.
18355 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
18356 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
18357 or when optimizing for size.
18359 2007-02-16 Richard Guenther <rguenther@suse.de>
18360 Christian Bruel <christian.bruel@st.com>
18362 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
18363 DECLs but prefer SSA_NAMEs over DECLs.
18365 2007-02-16 Richard Guenther <rguenther@suse.de>
18367 * tree-flow-inline.h (single_imm_use_p): Remove.
18368 (zero_imm_uses_p): Likewise.
18369 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
18370 instead of single_imm_use_p.
18371 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
18374 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18377 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
18378 nested double- and backquotes.
18380 2007-02-15 Roger Sayle <roger@eyesopen.com>
18382 PR middle-end/30391
18383 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
18384 should be unreachable.
18385 (build2_stat): Allow construction of MODIFY_EXPR at any time.
18386 For the time being redirect GIMPLE_MODIFY_STMT to the new
18387 (renamed) build_gimple_modify_stmt_stat.
18388 (build2_gimple_stat): Rename to...
18389 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
18390 Always build a GIMPLE_MODIFY_STMT node.
18391 * tree.h (build2_gimple, build2_gimple_stat): Delete.
18392 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
18395 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
18396 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
18397 * tree-complex.c (set_component_ssa_name, expand_complex_move,
18398 expand_complex_div_wide): Likewise.
18399 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
18400 * tree-ssa-loop-im.c (schedule_sm): Likewise.
18401 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
18402 * tree-ssa-loop-manip.c (create_iv): Likewise.
18403 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
18404 abs_replacement): Likewise.
18405 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
18406 realify_fake_stores): Likewise.
18408 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
18409 node rather than a GIMPLE_MODIFY_STMT node.
18410 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
18411 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
18413 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
18414 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
18415 GIMPLE_MODIFY_STMT.
18417 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18419 PR middle-end/30433
18420 * fold-const.c (fold_comparison): Add back the
18421 folding of constant complex comparisions.
18423 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18425 PR middle-end/30729
18426 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
18427 effects unknown to this function, return early.
18429 2007-02-15 Ian Lance Taylor <iant@google.com>
18431 * lower-subreg.c (move_eh_region_note): New static function.
18432 (resolve_simple_move): Call it.
18433 (decompose_multiword_subregs): Track blocks for which we resolve a
18434 simple move which is also a control flow insn. Pass them to
18435 find_many_sub_basic_blocks.
18436 (pass_lower_subreg): Add TODO_verify_flow.
18437 (pass_lower_subreg2): Likewise.
18439 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18440 Brooks Moses <brooks.moses@codesourcery.com>
18441 Lee Millward <lee.millward@codesourcery.com>
18443 * tree.h (enum tree_code_class): Add tcc_vl_exp.
18444 (VL_EXP_CLASS_P): New.
18445 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
18447 (TREE_OPERAND_CHECK_CODE): Likewise.
18448 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
18449 (TREE_RTL_OPERAND_CHECK): Likewise.
18450 (tree_operand_check_failed): Make second parameter the whole tree
18451 instead of its code. Fixed callers.
18452 (VL_EXP_CHECK): New.
18453 (TREE_OPERAND_LENGTH): New.
18454 (VL_EXP_OPERAND_LENGTH): New.
18455 (CALL_EXPR_FN): New.
18456 (CALL_EXPR_STATIC_CHAIN): New.
18457 (CALL_EXPR_ARGS): New.
18458 (CALL_EXPR_ARG): New.
18459 (call_expr_nargs): New.
18460 (CALL_EXPR_ARGP): New.
18461 (build_nt_call_list): Declare.
18462 (build_vl_exp_stat): Declare.
18463 (build_vl_exp): New.
18464 (build_call_list): Declare.
18465 (build_call_nary): Declare.
18466 (build_call_valist): Declare.
18467 (build_call_array): Declare.
18468 (call_expr_arg): Declare.
18469 (call_expr_argp): Declare.
18470 (call_expr_arglist): Declare.
18471 (fold_build_call_list): Declare.
18472 (fold_build_call_list_initializer): Declare.
18473 (fold_call_expr): Declare to replace fold_builtin.
18474 (fold_builtin_fputs): Update to agree with modified definition.
18475 (fold_builtin_strcpy): Likewise.
18476 (fold_builtin_strncpy): Likewise.
18477 (fold_builtin_memory_chk): Likewise.
18478 (fold_builtin_stxcpy_chk): Likewise.
18479 (fold_builtin_strncpy_chk): Likewise.
18480 (fold_builtin_next_arg): Likewise.
18481 (fold_build_call_expr): Declare.
18482 (fold_builtin_call_list): Declare.
18483 (fold_builtin_call_valist): Declare.
18484 (build_call_expr): Declare.
18485 (validate_arglist): Update to agree with modified definition.
18486 (tree_operand_length): New.
18487 (call_expr_arg_iterator): New.
18488 (init_call_expr_arg_iterator): New.
18489 (next_call_expr_arg): New.
18490 (first_call_expr_arg): New.
18491 (more_call_expr_args_p): New.
18492 (FOR_EACH_CALL_EXPR_ARG): New.
18494 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
18495 and tcc_gimple_stmt.
18496 (tree_code_size): Update documentation. Use sizeof (tree) rather
18497 than sizeof (char *).
18498 (tree_size): Likewise. Add case for tcc_vl_exp.
18499 (tree_node_structure): Add case for tcc_vl_exp.
18500 (contains_placeholder_p): Likewise.
18501 (substitute_in_expr): Likewise.
18502 (substitute_placeholder_in_expr): Likewise.
18503 (stabilize_reference_1): Likewise.
18504 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
18505 to diagnose breakage of this interface for constructing CALL_EXPRs.
18506 (build_nt): Add similar assertion here.
18507 (build_nt_call_list): New.
18508 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
18509 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
18511 (get_callee_fndecl): Use new CALL_EXPR accessors.
18512 (tree_operand_check_failed): Change parameters to pass entire node
18513 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
18514 (process_call_operands): New.
18515 (build_vl_exp_stat): New.
18516 (build_call_list): New.
18517 (build_call_nary): New.
18518 (build_call_valist): New.
18519 (build_call_array): New.
18520 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18521 (call_expr_arglist): New.
18523 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
18524 tcc_vl_exp instead of a fixed-size tcc_expression.
18526 * doc/c-tree.texi (CALL_EXPR): Document new representation and
18527 accessors for CALL_EXPRs.
18528 (AGGR_INIT_EXPR): Likewise.
18530 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18531 Brooks Moses <brooks.moses@codesourcery.com>
18532 Lee Millward <lee.millward@codesourcery.com>
18534 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
18535 (expand_builtin_nonlocal_goto): Change parameter to be entire
18536 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
18537 (expand_builtin_prefetch): Likewise.
18538 (expand_builtin_classify_type): Likewise.
18539 (mathfn_built_in): Return NULL_TREE instead of 0.
18540 (expand_errno_check): Use new CALL_EXPR accessors.
18541 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
18542 Return NULL_RTX instead of 0.
18543 (expand_builtin_mathfn_2): Likewise.
18544 (expand_builtin_mathfn_3): Likewise.
18545 (expand_builtin_interclass_mathfn): Likewise.
18546 (expand_builtin_sincos): Likewise.
18547 (expand_builtin_cexpi): Likewise.
18548 (expand_builtin_int_roundingfn): Likewise.
18549 (expand_builtin_int_roundingfn_2): Likewise.
18550 (expand_builtin_pow): Likewise.
18551 (expand_builtin_powi): Likewise.
18552 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
18553 of arglist, fixing callers appropriately. Use new CALL_EXPR
18554 accessors and constructors. Return NULL_RTX instead of 0.
18555 (expand_builtin_strstr): Likewise.
18556 (expand_builtin_strchr): Likewise.
18557 (expand_builtin_strrchr): Likewise.
18558 (expand_builtin_strpbrk): Likewise.
18559 (expand_builtin_memcpy): Likewise.
18560 (expand_builtin_mempcpy): Likewise.
18561 (expand_builtin_mempcpy_args): New.
18562 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
18563 (expand_builtin_memmove_args): New.
18564 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
18565 (expand_movstr): Likewise.
18566 (expand_builtin_strcpy): Likewise.
18567 (expand_builtin_strcpy_args): New.
18568 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
18569 (expand_builtin_strncpy): Likewise.
18570 (expand_builtin_memset): Likewise.
18571 (expand_builtin_memset_args): New.
18572 (expand_builtin_bzero): Similarly to expand_builtin_memset.
18573 (expand_builtin_memcmp): Likewise.
18574 (expand_builtin_strcmp): Likewise.
18575 (expand_builtin_strncmp): Likewise.
18576 (expand_builtin_strcat): Likewise.
18577 (expand_builtin_strncat): Likewise.
18578 (expand_builtin_strspn): Likewise.
18579 (expand_builtin_strcspn): Likewise.
18580 (expand_builtin_args_info): Likewise.
18581 (expand_builtin_va_start): Likewise.
18582 (gimplify_va_arg_expr): Likewise.
18583 (expand_builtin_va_end): Likewise.
18584 (expand_builtin_va_copy): Likewise.
18585 (expand_builtin_frame_address): Likewise.
18586 (expand_builtin_alloca): Likewise.
18587 (expand_builtin_bswap): Likewise.
18588 (expand_builtin_unop): Likewise.
18589 (expand_builtin_fputs): Likewise.
18590 (expand_builtin_expect): Likewise.
18591 (expand_builtin_fabs): Likewise.
18592 (expand_builtin_copysign): Likewise.
18593 (expand_builtin_printf): Likewise.
18594 (expand_builtin_fprintf): Likewise.
18595 (expand_builtin_sprintf): Likewise.
18596 (expand_builtin_init_trampoline): Likewise.
18597 (expand_builtin_signbit): Likewise.
18598 (expand_builtin_fork_or_exec): Likewise.
18599 (expand_builtin_sync_operation): Likewise.
18600 (expand_builtin_compare_and_swap): Likewise.
18601 (expand_builtin_lock_test_and_set): Likewise.
18602 (expand_builtin_lock_release): Likewise.
18603 (expand_builtin): Likewise.
18604 (builtin_mathfn_code): Likewise.
18606 (fold_builtin_constant_p): Pass call arguments individually instead
18607 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18608 accessors and constructors. Return NULL_TREE instead of 0.
18609 (fold_builtin_expect): Likewise.
18610 (fold_builtin_classify_type): Likewise.
18611 (fold_builtin_strlen): Likewise.
18612 (fold_builtin_nan): Likewise.
18613 (integer_valued_real_p): Likewise.
18614 (fold_trunc_transparent_mathfn): Likewise.
18615 (fold_fixed_mathfn): Likewise.
18616 (fold_builtin_cabs): Likewise.
18617 (fold_builtin_sqrt): Likewise.
18618 (fold_builtin_cbrt): Likewise.
18619 (fold_builtin_cos): Likewise.
18620 (fold_builtin_cosh): Likewise.
18621 (fold_builtin_tan): Likewise.
18622 (fold_builtin_sincos): Likewise.
18623 (fold_builtin_cexp): Likewise.
18624 (fold_builtin_trunc): Likewise.
18625 (fold_builtin_floor): Likewise.
18626 (fold_builtin_ceil): Likewise.
18627 (fold_builtin_round): Likewise.
18628 (fold_builtin_int_roundingfn): Likewise.
18629 (fold_builtin_bitop): Likewise.
18630 (fold_builtin_bswap): Likewise.
18631 (fold_builtin_logarithm): Likewise.
18632 (fold_builtin_hypot): Likewise.
18633 (fold_builtin_pow): Likewise.
18634 (fold_builtin_powi): Likewise.
18635 (fold_builtin_exponent): Likewise.
18636 (fold_builtin_memset): Likewise.
18637 (fold_builtin_bzero): Likewise.
18638 (fold_builtin_memory_op): Likewise.
18639 (fold_builtin_bcopy): Deleted; call site changed to invoke
18640 fold_builtin_memory_op directly.
18641 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
18642 (fold_builtin_strncpy): Likewise.
18643 (fold_builtin_memcmp): Likewise.
18644 (fold_builtin_strcmp): Likewise.
18645 (fold_builtin_strncmp): Likewise.
18646 (fold_builtin_signbit): Likewise.
18647 (fold_builtin_copysign): Likewise.
18648 (fold_builtin_isascii): Likewise.
18649 (fold_builtin_toascii): Likewise.
18650 (fold_builtin_isdigit): Likewise.
18651 (fold_builtin_fabs): Likewise.
18652 (fold_builtin_abs): Likewise.
18653 (fold_builtin_fmin_fmax): Likewise.
18654 (fold_builtin_carg): Likewise.
18655 (fold_builtin_classify): Likewise.
18656 (fold_builtin_unordered_cmp): Likewise.
18658 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
18659 New functions split out from fold_builtin_1.
18660 (fold_builtin_n): New.
18661 (fold_builtin_varargs): New.
18662 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
18664 (fold_call_expr): New.
18665 (build_function_call_expr): Rewrite to use new helper function.
18666 (fold_builtin_call_list): New.
18667 (build_call_expr): New.
18668 (fold_builtin_call_valist): New.
18669 (rewrite_call_expr): New.
18670 (validate_arg): New.
18671 (validate_arglist): Change parameter to be entire CALL_EXPR instead
18672 of an arglist. Change return type to bool. Use new CALL_EXPR
18675 (fold_builtin_strstr): Pass call arguments individually instead
18676 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18677 accessors and constructors. Return NULL_TREE instead of 0.
18678 (fold_builtin_strchr): Likewise.
18679 (fold_builtin_strrchr): Likewise.
18680 (fold_builtin_strpbrk): Likewise.
18681 (fold_builtin_strcat): Likewise.
18682 (fold_builtin_strncat): Likewise.
18683 (fold_builtin_strspn): Likewise.
18684 (fold_builtin_strcspn): Likewise.
18685 (fold_builtin_fputs): Likewise.
18686 (fold_builtin_next_arg): Likewise.
18687 (fold_builtin_sprintf): Likewise.
18689 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
18690 NULL_RTX instead of 0.
18691 (expand_builtin_memory_chk): Likewise.
18692 (maybe_emit_chk_warning): Likewise.
18693 (maybe_emit_sprintf_chk_warning): Likewise.
18695 (fold_builtin_object_size): Pass call arguments individually instead
18696 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18697 accessors and constructors. Return NULL_TREE instead of 0.
18698 (fold_builtin_memory_chk): Likewise.
18699 (fold_builtin_stxcpy_chk): Likewise.
18700 (fold_builtin_strncpy_chk): Likewise.
18701 (fold_builtin_strcat_chk): Likewise.
18702 (fold_builtin_strcat_chk): Likewise.
18703 (fold_builtin_strncat_chk): Likewise.
18704 (fold_builtin_sprintf_chk): Likewise.
18705 (fold_builtin_snprintf_chk): Likewise.
18706 (fold_builtin_printf): Likewise.
18707 (fold_builtin_vprintf): Likewise.
18709 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
18711 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
18712 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18713 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
18714 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
18715 (fold_unary): Likewise.
18716 (fold_binary): Likewise.
18717 (fold_ternary): Remove CALL_EXPR case, since they are no longer
18718 ternary expressions.
18719 (fold): Add logic for tcc_vl_exp.
18720 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
18721 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18722 (fold_build3_stat): Add assertion to flag broken interface for
18723 constructing CALL_EXPRs.
18724 (fold_build_call_list): New.
18725 (fold_build_call_list_initializer): New.
18726 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
18728 (fold_strip_sign_ops): Likewise.
18730 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18731 Brooks Moses <brooks.moses@codesourcery.com>
18732 Lee Millward <lee.millward@codesourcery.com>
18734 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
18735 accessors and dump arguments explicitly.
18737 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
18739 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
18741 (print_call_name): Use new CALL_EXPR accessors.
18743 * print-tree.c (print_node): Add case tcc_vl_exp. Print
18744 CALL_EXPR arguments explicitly instead of as a list. Use
18745 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18747 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
18748 (vrp_visit_stmt): Likewise.
18750 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
18751 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
18753 (force_move_till_expr): Likewise.
18755 * targhooks.c (default_external_stack_protect_fail): Use
18756 build_call_expr instead of build_function_call_expr.
18757 (default_hidden_stack_protect_fail): Likewise.
18759 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
18762 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
18763 and walk arguments explicitly.
18765 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
18766 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18767 (expand_simple_operations): Likewise.
18768 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
18770 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
18771 of TREE_CODE_LENGTH.
18772 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
18774 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
18775 instead of TREE_CODE_LENGTH.
18777 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
18778 (tree_ic_transform): Likewise.
18779 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
18780 parameter instead of arglist. Fix callers.
18781 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
18782 (tree_stringops_transform): Likewise.
18783 (tree_indirect_call_to_profile): Likewise.
18784 (tree_stringops_values_to_profile): Likewise.
18786 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
18787 (eliminate_tail_call): Likewise.
18789 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
18791 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18792 Use TREE_OPERAND_LENGTH and generalize to handle any number of
18794 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
18796 * omp-low.c (build_omp_barrier): Use build_call_expr.
18797 (lower_rec_input_clauses): Likewise.
18798 (lower_reduction_clauses): Likewise.
18799 (expand_parallel_call): Likewise.
18800 (maybe_catch_exception): Likewise.
18801 (expand_omp_for_generic): Likewise.
18802 (expand_omp_for_static_nochunk): Likewise.
18803 (expand_omp_sections): Likewise.
18804 (lower_omp_single_simple): Likewise.
18805 (lower_omp_single_copy): Likewise.
18806 (lower_omp_master): Likewise.
18807 (lower_omp_ordered): Likewise.
18808 (lower_omp_critical): Likewise.
18810 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
18811 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
18813 * tree-gimple.c (is_gimple_call_addr): Fix doc.
18814 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
18815 TREE_CODE_LENGTH. Add tcc_vl_exp case.
18817 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
18818 and generalize to handle any number of operands.
18819 (chrec_contains_undetermined): Likewise.
18820 (tree_contains_chrecs): Likewise.
18821 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
18823 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
18825 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
18826 fold_call_expr instead of fold_builtin.
18827 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
18828 match declarations there.
18829 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
18832 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
18833 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18835 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
18836 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
18838 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
18841 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
18842 (execute_cse_sincos): Use new CALL_EXPR accessors.
18844 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
18846 * gimple-low.c (lower_function_body): Use build_call_expr.
18847 (lower_builtin_setjmp): Likewise.
18849 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
18850 (set_storage_via_libcall): Likewise.
18851 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
18852 instead of TREE_CODE_LENGTH.
18853 (expand_expr_real_1): Use new CALL_EXPR accessors.
18855 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
18856 generalize to handle any number of operands.
18857 (TB_parent_eq): Likewise.
18859 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
18860 (strip_builtin_expect): Likewise.
18862 * function.c (gimplify_parameters): Use build_call_expr.
18864 * tree-vectorizer.c (vect_is_simple_reduction): Use
18865 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18867 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
18868 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
18870 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
18873 * gimplify.c (build_stack_save_restore): Use build_call_expr.
18874 (gimplify_decl_expr): Likewise.
18875 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
18876 Use new CALL_EXPR iterators.
18877 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
18878 (gimplify_modify_expr_to_memset): Likewise.
18879 (gimplify_variable_sized_compare): Likewise.
18880 (gimplify_omp_atomic_fetch_op): Likewise.
18881 (gimplify_omp_atomic_pipeline): Likewise.
18882 (gimplify_omp_atomic_mutex): Likewise.
18883 (gimplify_function_tree): Likewise.
18885 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
18886 (call_expr_flags): Likewise.
18887 (expand_call): Likewise.
18889 * except.c (expand_builtin_eh_return_data_regno): Pass entire
18890 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18893 * coverage.c (create_coverage): Use build_call_expr.
18895 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
18896 (temp_call_expr_obstack): New.
18897 (pool_copy_list): Delete.
18898 (temp_copy_call_expr): New.
18899 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
18900 CALL_EXPR accessors. Get rid of special goo for copying argument
18901 lists and use temp_copy_call_expr instead.
18902 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
18903 CALL_EXPR accessors.
18904 (create_expression_by_pieces): Likewise. Use build_call_array
18905 to construct the result instead of fold_build3.
18906 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
18907 dealing with argument lists.
18908 (init_pre): Remove references to expression_node_pool and
18909 list_node_pool. Init temp_call_expr_obstack instead.
18910 (fini_pre): Remove references to expression_node_pool and
18913 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
18914 and walk arguments explicitly instead of as a list.
18916 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
18917 (mx_register_decls): Likewise.
18918 (mudflap_register_call): Likewise.
18919 (mudflap_finish_file): Likewise.
18921 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
18922 (ipa_callsite_compute_param): Likewise.
18924 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
18925 accessors and constructor.
18927 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
18928 accessors and constructor.
18929 (convert_tramp_reference): Likewise.
18930 (convert_call_expr): Likewise.
18931 (finalize_nesting_tree_1): Likewise.
18933 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
18936 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
18938 * tree-inline.c (initialize_inlined_parameters): Pass entire
18939 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18941 (estimate_num_insns_1): Use new CALL_EXPR accessors.
18942 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
18944 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
18945 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18946 (vectorizable_reduction): Likewise.
18947 (vectorizable_call): Use new CALL_EXPR iterators.
18948 (vectorizable_conversion): Use build_call_expr.
18949 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
18950 (vect_gen_widened_results_half): Use build_call_expr.
18951 (vect_setup_realignment): Likewise.
18952 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
18954 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
18955 (pass_through_call): Likewise.
18956 (compute_object_sizes): Likewise. Use fold_call_expr instead of
18959 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
18960 (tree_gen_pow2_profiler): Likewise.
18961 (tree_gen_one_value_profiler): Likewise.
18962 (tree_gen_ic_func_profiler): Likewise.
18963 (tree_gen_average_profiler): Likewise.
18964 (tree_gen_ior_profiler): Likewise.
18966 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
18967 (find_func_aliases): Use new CALL_EXPR accessors. Add case
18968 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18970 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
18971 of TREE_CODE_LENGTH.
18973 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
18974 of TREE_CODE_LENGTH.
18976 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
18978 (convert_to_integer): Likewise.
18980 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
18983 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18984 Brooks Moses <brooks.moses@codesourcery.com>
18985 Lee Millward <lee.millward@codesourcery.com>
18987 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
18989 * config/frv/frv.c (frv_expand_builtin): Likewise.
18990 * config/s390/s390.c (s390_expand_builtin): Likewise.
18992 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
18993 (sparc_expand_builtin): Use new CALL_EXPR accessors.
18995 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
18996 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
18997 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
18998 (ix86_expand_store_builtin): Likewise.
18999 (ix86_expand_unop_builtin): Likewise.
19000 (ix86_expand_unop1_builtin): Likewise.
19001 (ix86_expand_sse_compare): Likewise.
19002 (ix86_expand_sse_comi): Likewise.
19003 (ix86_expand_vec_init_builtin): Likewise.
19004 (ix86_expand_vec_ext_builtin): Likewise.
19005 (ix86_expand_vec_set_builtin): Likewise.
19006 (ix86_expand_builtin): Use new CALL_EXPR accessors.
19008 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
19009 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
19011 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
19012 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19013 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
19015 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
19017 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
19018 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
19019 arglist. Use new CALL_EXPR accessors. Fix callers.
19020 (altivec_expand_abs_builtin): Likewise.
19021 (rs6000_expand_binop_builtin): Likewise.
19022 (altivec_expand_predicate_builtin): Likewise.
19023 (altivec_expand_lv_builtin): Likewise.
19024 (spe_expand_stv_builtin): Likewise.
19025 (altivec_expand_stv_builtin): Likewise.
19026 (rs6000_expand_ternop_builtin): Likewise.
19027 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
19028 (altivec_expand_st_builtin): Likewise.
19029 (altivec_expand_dst_builtin): Likewise.
19030 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
19031 arglist. Use new CALL_EXPR accessors. Fix callers.
19032 (altivec_expand_vec_set_builtin): Likewise.
19033 (altivec_expand_vec_ext_builtin): Likewise.
19034 (altivec_expand_builtin): Use new CALL_EXPR accessors.
19035 (spe_expand_builtin): Likewise.
19036 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
19037 arglist. Use new CALL_EXPR accessors. Fix callers.
19038 (spe_expand_evsel_builtin): Likewise.
19039 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
19040 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
19042 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
19043 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19044 (arm_expand_unop_builtin): Likewise.
19045 (arm_expand_builtin): Use new CALL_EXPR accessors.
19047 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
19050 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
19051 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
19053 (bfin_expand_unop_builtin): Likewise.
19054 (bfin_expand_builtin): Use new CALL_EXPR accessors.
19056 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19057 Brooks Moses <brooks.moses@codesourcery.com>
19058 Lee Millward <lee.millward@codesourcery.com>
19060 * c-semantics.c (build_stmt): Add internal diagnostic check.
19062 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
19063 accessors. Print arguments explicitly instead of as a list.
19065 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
19067 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
19068 (c_finish_omp_flish): Likewise.
19070 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
19071 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
19072 instead of TREE_CODE_LENGTH.
19073 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
19074 (c_warn_unused_result): Likewise.
19076 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19079 * doc/invoke.texi (Warning Options): Remove
19080 -Werror-implicit-function-declaration.
19081 (Wimplicit-function-declaration): Update description.
19082 * opts.c (common_handle_option): Move handling of -Werror=* to...
19083 (enable_warning_as_error): ...here.
19084 * opts.h (enable_warning_as_error): Declare.
19085 * c-decl.c (implicit_decl_warning): Unless
19086 -Wno-implicit-function-declaration is given, emit a pedwarn if
19087 -std=c99 or emit a warning if -Wimplicit-function-declaration.
19088 * c.opt (Wimplicit-function-declaration): Replace
19089 mesg_implicit_function_declaration with
19090 warn_implicit_function_declaration.
19091 * c-opts.c (c_common_handle_option):
19092 -Werror-implicit-function-declaration is exactly equal as
19093 -Werror=implicit-function-declaration.
19094 (set_Wimplicit): Replace mesg_implicit_function_declaration with
19095 warn_implicit_function_declaration.
19096 (c_common_post_options): -Wimplict-function-declaration is enabled
19097 by default by -std=c99, otherwise is disabled by default.
19098 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
19100 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19102 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
19103 DECL on the rhs to a DECL on the lhs for debug info purposes if the
19104 former is ignored but not the latter.
19106 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19108 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
19109 is made and the reference doesn't use the alias set of its type,
19110 do not create the temporary using that type.
19112 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
19114 * jump.c: Remove prototypes for delete_computation and
19115 delete_prior_computation.
19117 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19119 * jump.c (get_label_after): Delete.
19120 (get_label_before, delete_computation, delete_jump,
19121 delete_prior_computation, follow_jumps): Move...
19122 * reorg.c (delete_computation, delete_prior_computation): ... here...
19123 (get_label_before, delete_jump): ... making these static ...
19124 (follow_jumps): ... and simplifying this since it only runs after
19126 * rtl.h (get_label_after, get_label_before, delete_jump,
19127 follow_jumps): Delete prototypes.
19129 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19131 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
19133 2007-02-15 Nick Clifton <nickc@redhat.com>
19135 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
19136 order to prevent it from being munged by the target.
19138 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
19140 * config/i386/i386.md: Remove misleading comment.
19142 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19144 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
19145 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
19148 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19150 * tree-sra.c (instantiate_missing_elements): Canonicalize
19152 (sra_build_assignment): New.
19153 (generate_copy_inout, generate_element_copy,
19154 generate_element_zero, generate_one_element_init): Use it.
19156 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19158 * tree-sra.c (instantiate_missing_elements): Canonicalize
19160 (sra_build_assignment): New.
19161 (generate_copy_inout, generate_element_copy,
19162 generate_element_zero, generate_one_element_init): Use it.
19164 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19166 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
19169 2007-02-14 Joseph Myers <joseph@codesourcery.com>
19171 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
19172 types as aggregates not scalars.
19173 * function.c (assign_stack_temp_for_type): Likewise.
19175 2007-02-14 Roger Sayle <roger@eyesopen.com>
19176 Zdenek Dvorak <dvorakz@suse.cz>
19178 * tree-dump.c (dump_switch_p_1): Require exact match of the option
19181 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
19183 * passes.c (next_pass_1): Clear the next field of the copied
19186 2007-02-14 Richard Henderson <rth@redhat.com>
19188 * tree-sra.c (early_sra): New.
19189 (decl_can_be_decomposed_p): Deny va_list if early_sra.
19190 (tree_sra_early, pass_sra_early): New.
19191 * tree-pass.h (pass_sra_early): Declare.
19192 * passes.c (init_optimization_passes): Use it.
19194 2007-02-14 Richard Guenther <rguenther@suse.de>
19196 * flags.h (issue_strict_overflow_warning): Convert to a macro.
19198 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
19200 PR tree-optimization/30771
19201 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
19203 (vect_analyze_operations): Induction phis can now be marked as
19205 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
19206 Update documentation accordingly.
19208 2007-02-14 Nick Clifton <nickc@redhat.com>
19210 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
19211 most 3 arguments are supported.
19212 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
19214 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
19216 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
19217 Ensure dst->current is valid.
19219 2007-02-13 Paul Brook <paul@codesourcery.com>
19221 * config.gcc: Add arm*-*-uclinux-*eabi.
19222 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
19223 (SUBTARGET_EXTRA_LINK_SPEC): Define.
19224 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
19225 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
19226 (LINK_SPEC): Define.
19227 (LIB_SPEC): Define.
19228 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
19230 * config/arm/uclinux-eabi.h: New file.
19231 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
19232 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
19235 2007-02-13 Ian Lance Taylor <iant@google.com>
19237 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
19238 * flags.h (warn_strict_overflow): Declare.
19239 (enum warn_strict_overflow_code): Define.
19240 (issue_strict_overflow_warning): New static inline function.
19241 * opts.c (warn_strict_overflow): New variable.
19242 (common_handle_option): Handle OPT_Wstrict_overflow and
19243 OPT_Wstrict_overflow_.
19244 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
19246 * fold-const.c: Include intl.h.
19247 (fold_deferring_overflow_warnings): New static variable.
19248 (fold_deferred_overflow_warning): New static variable.
19249 (fold_deferred_overflow_code): New static variable.
19250 (fold_defer_overflow_warnings): New function.
19251 (fold_undefer_overflow_warnings): New function.
19252 (fold_undefer_and_ignore_overflow_warnings): New function.
19253 (fold_deferring_overflow_warnings_p): New function.
19254 (fold_overflow_warning): New static function.
19255 (make_range): Add strict_overflow_p parameter. Change all
19257 (extract_muldiv, extract_muldiv_1): Likewise.
19258 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
19259 tree_expr_nonnegative_p.
19260 (fold_negate_expr): Call fold_overflow_warning.
19261 (fold_range_test): Likewise.
19262 (fold_comparison): Likewise.
19263 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
19264 instead of tree_expr_nonnegative_p.
19265 (tree_expr_nonnegative_warnv_p): Rename from
19266 tree_expr_nonnegative_p, add strict_overflow_p parameter.
19267 (tree_expr_nonnegative_p): New function.
19268 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
19269 strict_overflow_p parameter.
19270 (tree_expr_nonzero_p): New function.
19271 * passes.c (verify_interpass_invariants): New static function.
19272 (execute_one_pass): Call it.
19273 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
19275 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
19276 (estimate_numbers_of_iterations): Likewise.
19277 (scev_probably_wraps_p): Likewise.
19278 * tree-ssa-ccp.c: Include "toplev.h".
19279 (evaluate_stmt): Defer fold overflow warnings until we know we are
19281 (struct fold_stmt_r_data): Add stmt field.
19282 (fold_stmt_r): Defer fold overflow warnings until we know we
19284 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
19285 (fold_stmt_inplace): Likewise.
19286 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
19287 (cleanup_control_expr_graph): Defer fold overflow warnings until
19288 we know we are going to optimize.
19289 * tree-cfg.c (fold_cond_expr_cond): Likewise.
19290 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
19292 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
19293 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
19294 * tree-ssa-loop-manip.c (create_iv): Likewise.
19295 * c-typeck.c (build_conditional_expr): Likewise.
19296 (build_binary_op): Likewise.
19297 * tree-vrp.c (vrp_expr_computes_nonzero): Call
19298 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
19299 (extract_range_from_unary_expr): Likewise.
19300 * simplify-rtx.c (simplify_const_relational_operation): Warn when
19301 assuming that signed overflow does not occur.
19302 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
19303 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
19304 (fold_defer_overflow_warnings): Declare.
19305 (fold_undefer_overflow_warnings): Declare.
19306 (fold_undefer_and_ignore_overflow_warnings): Declare.
19307 (fold_deferring_overflow_warnings_p): Declare.
19308 (tree_expr_nonzero_warnv_p): Declare.
19309 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
19310 of warning options.
19311 (Warning Options): Document -Wstrict-overflow.
19312 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
19313 (tree-ssa-ccp.o): Likewise.
19314 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
19315 (fold-const.o): Depend on intl.h.
19317 2007-02-13 Ian Lance Taylor <iant@google.com>
19319 PR middle-end/30751
19320 * lower-subreg.c (resolve_simple_move): Decompose subregs in
19323 2007-02-13 Stuart Hastings <stuart@apple.com>
19325 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
19327 2007-02-13 Richard Henderson <rth@redhat.com>
19329 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
19330 handled_component_p before looking for the indirect_ref.
19332 2007-02-13 Richard Henderson <rth@redhat.com>
19334 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
19335 remove flags clobber.
19336 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
19337 (bswaphi_lowpart): New.
19338 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
19339 remove TARGET_BSWAP test. Delete expander of the same name.
19341 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
19342 (expand_unop): Use them.
19344 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
19346 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
19347 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
19348 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
19349 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
19350 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
19351 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
19352 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
19353 assembler dialect choice from asm templates.
19355 2007-02-12 Richard Henderson <rth@redhat.com>
19357 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
19358 (fixuns_trunc<SSEMODEF>si2): Use it.
19359 * config/i386/sse.md (vec_setv4sf_0): Export.
19360 * config/i386/i386.c (ix86_build_const_vector): Export.
19361 (ix86_split_convert_uns_si_sse): Rename from
19362 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
19363 * config/i386/i386-protos.h: Update.
19365 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19368 * c-typeck.c (c_finish_return): Improve warning message.
19370 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19372 * alias.c (find_symbolic_term): Delete unused function.
19374 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
19376 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
19377 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
19378 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
19380 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19382 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
19383 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
19384 the function, temporarily point the debug interface to the null one.
19386 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19388 * dwarf2out.c (round_up_to_align): New static function.
19389 (field_byte_offset): Use it to round the offset.
19391 2007-02-12 Richard Henderson <rth@redhat.com>
19393 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
19394 (inswl_const): Export.
19396 2007-02-12 Richard Henderson <rth@redhat.com>
19398 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
19399 result mode of the libcall, convert back to outmode.
19401 2007-02-12 Roger Sayle <roger@eyesopen.com>
19403 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
19404 (bswapdi2): New define_expand to implement 32-bit implementation.
19406 2007-02-12 Nick Clifton <nickc@redhat.com>
19408 * doc/invoke.texi (Overall Options): Document --help=.
19409 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
19410 (cc1_options): Pass --help= on to cc1.
19411 (display_help): Add description of --help=.
19412 (process_command): Add code to handle --help=. Allow translated
19413 --help and --target-help switches to be passed on to compiler
19415 (main): Remove unused if statement.
19416 * opts.c (columns): Remove.
19417 (LEFT_COLUMN): Define.
19418 (wrap_help): Add columns argument.
19419 (print_filtered_help): Change parameters to be an include bitmask,
19420 an exclude bitmask, an any bitmask and the column width. Move the
19421 code to display the params list here. Add code to display the
19422 status of options rather than their descriptions if the quiet flag
19424 (print_specific_help): Change parameters to be an include bitmask,
19425 an exclude bitmask and an any bitmask. Move code to look up the
19426 column width here. Decide upon the title for an options listing.
19427 (common_handle_options): Add code to handle --help=. Adapt code
19428 for --help and --target-help to use the revised form of the
19429 print_specific_help function.
19430 (print_help): Delete.
19431 (print_param_help): Delete.
19432 (print_switch): Delete.
19433 * opts.h (cl_lang_count): Add prototype.
19434 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
19435 CL_MAX_OPTION_CLASS): New defines.
19436 * optc-gen.awk: Add construction of cl_lang_count.
19437 * c.opt: Add Warning attribute to warning options and Optimization
19438 attribute to optimization options.
19439 * common.opt: Likewise.
19441 Add -fhelp and -ftarget-help as aliases for the transformed --help
19442 and --target-help options.
19443 * opt-functions.awk: Add code to handle Warning and Optimization
19446 2007-02-12 Richard Henderson <rth@redhat.com>
19448 * config/alpha/constraints.md: New file.
19449 * config/alpha/alpha.c: Include tm-constrs.h.
19450 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
19451 alpha_extra_constraint): Remove.
19452 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
19453 * config/alpha/alpha-protos.h: Update.
19454 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
19455 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
19456 (EXTRA_CONSTRAINT): Remove.
19457 * config/alpha/alpha.md: Include constraints.md.
19458 (adddi splitter): Use satisfies_constraint_*.
19459 * config/alpha/predicates.md (add_operand): Likewise.
19460 (sext_add_operand, addition_operation): Likewise.
19462 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
19464 PR tree-optimization/29145
19465 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
19466 in our handling of restrict qualified pointers.
19468 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19471 * doc/invoke.texi (Wunused-value): Update description.
19472 (Wextra): Delete item.
19473 * opts.c (set_Wextra): Don't use the value of Wextra to set the
19474 value of Wunused-value.
19475 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
19476 (c_finish_stmt_expr): Don't check extra_warnings.
19477 (emit_side_effect_warnings): The caller is responsible to check
19480 2007-02-11 Roger Sayle <roger@eyesopen.com>
19481 Matt Thomas <matt@3am-software.com>
19483 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
19485 2007-02-11 Roger Sayle <roger@eyesopen.com>
19487 * simplify-rtx.c (simplify_relational_operation_1): Optimize
19488 comparisons of POPCOUNT against zero.
19489 (simplify_const_relational_operation): Likewise.
19491 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19493 * doc/invoke.texi (Wextra): Delete outdated paragraph.
19495 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19497 * dwarf2out.c (root_type): Delete unused function.
19499 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19501 * genattrtab.c (contained_in_p): Delete unused function.
19502 (write_expr_attr_cache): Likewise.
19504 2007-02-11 Jan Hubicka <jh@suse.cz>
19506 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
19509 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
19511 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
19512 to add the REG_EQ* note.
19513 * see.c (see_merge_one_use_extension): Likewise.
19514 * local-alloc.c (update_equiv_regs): Likewise. Also don't
19515 turn REG_EQUAL notes into REG_EQUIV notes if the target
19516 register may have more than one set.
19517 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
19518 * gcse.c (try_replace_reg): Likewise.
19519 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
19520 * calls.c (fixup_tail_calls): Likewise. Abort if there is
19521 more than one REG_EQUIV note.
19522 * reload1.c (gen_reload): Use set_unique_reg_note.
19524 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
19526 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
19527 (ix86_builtin_conversion): New function.
19529 2007-02-06 Mark Mitchell <mark@codesourcery.com>
19532 * tree.h (DECL_REPLACEABLE_P): New macro.
19533 * except.c (set_nothrow_function_flags): Likewise.
19535 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
19536 Ira Rosen <irar@il.ibm.com>
19537 Dorit Nuzman <dorit@il.ibm.com>
19539 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
19540 * targhooks.c (default_builtin_vectorized_conversion): New.
19541 * targhooks.h (default_builtin_vectorized_function): New declaration.
19542 * target.h (struct vectorize): Add builtin_conversion field.
19543 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
19544 stmt_vec_info_type value.
19545 (vectorizable_conversion): New declaration.
19546 * tree-vect-analyze.c (vect_analyze_operations): Add
19547 vectorizable_conversion call.
19548 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
19549 * tree-vect-transform.c (vectorizable_conversion): New function.
19550 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
19551 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
19553 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
19554 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
19555 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
19556 or ALTIVEC_BUILTIN_VCFSX.
19558 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19561 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
19562 CONST_DOUBLE and operand 0 is a hard register.
19563 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
19564 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
19565 is a hard floating-point register.
19567 2007-02-10 Richard Henderson <rth@redhat.com>
19568 Jakub Jelinek <jakub@redhat.com>
19569 Alexandre Oliva <aoliva@redhat.com>
19571 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
19572 * builtin-types.def (BT_WORD): Make unsigned.
19573 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
19574 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
19575 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
19576 * c-decl.c (grokdeclarator): Don't error if !have_tls.
19577 * c-parser.c (c_parser_omp_threadprivate): Likewise.
19578 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
19580 * expr.c (emutls_var_address): New.
19581 (expand_expr_real_1): Expand emulated tls.
19582 (expand_expr_addr_expr_1): Likewise.
19583 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
19584 * output.h (emutls_finish): Declare.
19585 * toplev.c (compile_file): Call it.
19586 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
19587 address before wrapping in CONST.
19588 * varasm.c (emutls_htab, emutls_object_type): New.
19589 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
19590 (get_emutls_object_name, get_emutls_object_type): New.
19591 (get_emutls_init_templ_addr, emutls_decl): New.
19592 (emutls_common_1, emutls_finish): New.
19593 (assemble_variable): When emulating tls, swap decls; generate
19594 constructor for the emutls objects.
19595 (do_assemble_alias): When emulating tls, swap decl and target name.
19596 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
19598 * varpool.c (decide_is_variable_needed): Look at force_output.
19599 Recurse for emulated tls.
19600 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
19601 with decide_is_variable_needed.
19602 * emutls.c: New file.
19603 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
19604 tls_object for real tls.
19606 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
19608 PR rtl-optimization/29599
19609 * reload1.c (eliminate_regs_in_insn): Take the destination
19610 mode into account when computing the offset.
19612 2007-02-09 Stuart Hastings <stuart@apple.com>
19613 Richard Henderson <rth@redhat.com>
19615 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19616 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19617 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
19618 fixuns_truncdfhi2): New.
19619 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
19620 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
19621 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
19622 (floatunssidf2): Allow nonimmediate source.
19623 * config/i386/sse.md (movdi_to_sse): New.
19624 (vec_concatv2di): Drop '*'.
19625 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
19626 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19627 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
19629 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
19630 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19631 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
19632 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
19633 (ix86_build_signbit_mask): Fix decl of v, refactor to call
19634 ix86_build_const_vector.
19635 (x86_emit_floatuns): Rewrite.
19637 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19639 * genautomata.c (longest_path_length): Delete unused function.
19640 (struct state): Delete unused longest_path_length.
19641 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
19642 (get_free_state): Delete unused.
19644 2007-02-09 Jan Hubicka <jh@suse.cz>
19646 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
19647 * doc/invoke.texi (inline-unit-growth): Update default value.
19649 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
19650 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
19651 (rebuild_cgraph_edges): Likewise.
19652 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
19653 (dump_cgraph_node): Dump frequencies.
19654 (cgraph_clone_edge): Add frequency scales.
19655 (cgraph_clone_node): Add freuqnecy.
19656 * cgraph.h (cgraph_edge): Add freuqnecy argument.
19657 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
19658 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
19659 * tree-pass.h (TODO_rebuild_frequencies): New constant.
19660 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
19661 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
19662 (save_inline_function_body): Likewise.
19663 * ipa-inline.c: inluce rtl.h
19664 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
19665 (cgraph_edge_badness): Use frequencies.
19666 (cgraph_decide_recursive_inlining): Update clonning.
19667 (cgraph_decide_inlining_of_small_function): Dump frequency.
19668 * predict.c (estimate_bb_frequencies): Export.
19669 * predict.h (estimate_bb_frequencies): Declare.
19670 * tree-inline.c (copy_bb): Watch overflows.
19671 (expand_call_inline): Update call of cgraph_create_edge.
19672 (optimize_inline_calls): Use TODO flags to update frequnecies.
19673 * passes.h: Include predict.h
19674 (init_optimization_passes): Move profile ahead.
19675 (execute_function_todo): Handle TODO_rebuild_frequencies.
19677 2007-02-09 Roger Sayle <roger@eyesopen.com>
19679 * config/alpha/alpha.c (emit_insxl): Force the first operand of
19680 the insbl or inswl pattern into a register.
19682 2007-02-09 Roger Sayle <roger@eyesopen.com>
19684 * config/ia64/ia64.md (bswapdi2): New define_insn.
19686 2007-02-09 Richard Henderson <rth@redhat.com>
19688 * config/i386/constraints.md (Ym): New constraint.
19689 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
19690 (movdi_1_rex64): Split sse and xmm general register moves from
19691 memory move alternatives. Use conditional register constraints.
19692 (movsf_1, movdf_integer): Likewise.
19693 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19694 (movdf_integer_rex64): New.
19695 (pushsf_rex64): Fix output constraints.
19696 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
19697 (sse2_stored): Likewise.
19698 (sse2_storeq_rex64): New.
19699 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
19700 amd and not generic.
19701 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
19702 for optimize_size. Remove SF/DFmode hack.
19704 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19706 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
19709 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
19710 Richard Sandiford <richard@codesourcery.com>
19712 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
19713 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
19714 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
19715 m68k/t-mlib to tmake_file.
19716 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
19717 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
19718 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
19719 Allow it to be cf or m68k. Set m68k_arch_family. If that
19720 variable is not empty, add t-$m68k_arch_family to tmake_file.
19721 Add t-mlibs to tmake_file.
19722 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
19723 * config/m68k/t-cf: New file.
19724 * config/m68k/t-m68k: Likewise.
19725 * config/m68k/t-mlibs: Likewise.
19726 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19727 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19728 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19729 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19730 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
19732 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
19733 (INSTALL_LIBGCC): Delete.
19734 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19735 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19736 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19737 (M68K_MLIB_CPU): Define.
19738 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19739 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19740 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
19742 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
19743 Richard Guenther <rguenther@suse.de>
19745 PR middle-end/23361
19746 * fold-const.c (fold_comparison): Handle obfuscated comparisons
19747 against INT_MIN/INT_MAX.
19748 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
19749 file if a loop is removed.
19751 2007-02-09 Joseph Myers <joseph@codesourcery.com>
19753 * calls.c (store_one_arg): Pass correct alignment to
19754 emit_push_insn for non-BLKmode values.
19755 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
19756 unaligned stack slot via a suitably aligned slot.
19758 2007-02-08 DJ Delorie <dj@redhat.com>
19760 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
19762 (legal_subregs): Use unsigned char, make const.
19763 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
19765 2007-02-08 Paul Brook <paul@codesourcery.com>
19767 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
19768 special interworking needed.
19770 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
19772 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
19773 conditional to __SSE2__.
19774 (Entries below should have been added to first ChangeLog
19775 entry for amdfam10 dated 2007-02-05)
19776 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
19778 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
19780 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
19783 2007-02-08 DJ Delorie <dj@redhat.com>
19785 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
19786 * config/m32c/m32c.c (legal_subregs): New.
19787 (m32c_illegal_subreg_p): New.
19788 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
19789 unsupported subregs of hard regs.
19791 2007-02-08 Jan Hubicka <jh@suse.cz>
19793 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
19794 the same one; always update histograms.
19796 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19798 * passes.c (init_optimization_passes): Tidy comment.
19800 2007-02-08 Roger Sayle <roger@eyesopen.com>
19802 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
19803 strip zero_extend, bswap and rotates from POCOUNT's argument.
19804 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
19805 zero_extend and rotates from PARITY's argument.
19806 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
19807 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
19808 of an integer constant at compile-time.
19810 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19813 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
19815 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
19818 * tree-ssa-live.c (remove_unused_locals): Do not remove
19819 TREE_ADDRESSABLE variables.
19820 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
19821 * tree-ssa-operands.c (add_virtual_operand): Remove argument
19822 FOR_CLOBBER. Update all users.
19823 If VAR has an associated alias set, add a virtual operand for
19824 it if no alias is found to conflict with the memory reference.
19826 2007-02-07 Jan Hubicka <jh@suse.cz>
19827 Robert Kidd <rkidd@crhc.uiuc.edu>
19829 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
19831 2007-02-07 Ian Lance Taylor <iant@google.com>
19833 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
19835 2007-02-07 Roger Sayle <roger@eyesopen.com>
19837 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
19838 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
19839 tablejumpdi, movsi_to_cr_one): Remove constraints from
19840 define_expand's match_operands.
19842 2007-02-07 Roger Sayle <roger@eyesopen.com>
19844 * global.c (compute_regsets): Move declatation of "i" inside of
19845 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
19847 2007-02-07 Jakub Jelinek <jakub@redhat.com>
19850 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
19851 of INDIRECT_REF <RESULT_DECL>.
19853 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
19855 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
19856 Kaz Kojima <kkojima@gcc.gnu.org>
19859 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
19861 (sh_initialize_trampoline): Add parentheses to avoid a warning.
19863 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
19865 * doc/loop.texi: Document possibility not to perform disambiguation
19866 of loops with multiple latches.
19867 * cfgloopmanip.c (alp_enum_p): Removed.
19868 (add_loop): Handle subloops. Use get_loop_body_with_size.
19869 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
19870 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
19871 the new forwarder block.
19872 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
19873 Handle the case latch is NULL.
19874 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
19875 modifications when marking loop exits.
19876 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
19878 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
19879 disambiguate_loops_with_multiple_latches.
19880 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
19881 before fix_loop_structure.
19882 * cfgloop.c: Include pointer-set.h and output.h.
19883 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
19884 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
19885 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
19886 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
19887 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
19888 disambiguate_multiple_latches, get_loop_body_with_size,
19889 disambiguate_loops_with_multiple_latches): New functions.
19890 (flow_loop_dump): Dump multiple latch edges.
19891 (flow_loop_nodes_find): Handle loops with multiple latches.
19892 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
19893 (glb_enum_p): Modified.
19894 (get_loop_body): Use get_loop_body_with_size.
19895 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
19896 (AVOID_CFG_MODIFICATIONS): New constant.
19897 (disambiguate_loops_with_multiple_latches, add_loop,
19898 get_loop_body_with_size): Declare.
19899 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
19901 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
19903 PR inline-asm/28686
19904 * global.c (compute_regsets): New function.
19905 (global_alloc): Refactored ELIMINABLE_REGSET
19906 and NO_GLOBAL_ALLOC_REGS computation out.
19907 (rest_of_handle_global_alloc): Call compute_regsets()
19908 for non-optimizing case.
19910 2007-02-06 Richard Henderson <rth@redhat.com>
19912 * config/i386/constraints.md (Y2): Rename from Y.
19913 (Yi): New constraint.
19914 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
19915 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
19916 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
19917 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
19918 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
19919 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
19920 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
19921 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
19922 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
19923 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
19924 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
19925 vec_extractv2si_1): Change Y constraints to Y2.
19926 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
19927 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
19928 Change Y constraints to Y2.
19929 (sse2_loadld): Change Y constraints to x.
19931 2007-02-06 Roger Sayle <roger@eyesopen.com>
19933 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
19934 (parity<mode>2): New define_expand using rs6000_emit_parity.
19935 * config/rs6000/rs6000.c (rs6000_emit_popcount,
19936 rs6000_emit_parity): New functions.
19937 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
19938 rs6000_emit_parity): Prototype here.
19940 2007-02-06 Ian Lance Taylor <iant@google.com>
19942 * lower-subreg.c (simple_move_operand): Reject CONST.
19943 (resolve_clobber): Call validate_change rather than directly
19944 assigning to XEXP (pat, 0).
19946 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19948 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
19949 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
19950 (tree-cfg.o): Remove hashtab.h dependency.
19952 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
19953 (struct ivopts_data): Change niters to pointer_map_t.
19954 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
19955 (niter_for_exit): Create pointer_map on demand. Change for
19957 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
19958 (free_loop_data): Destroy data->niters if created and reset field.
19959 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
19960 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
19962 * tree-ssa-reassoc.c: Include pointer-set.h.
19963 (bb_rank): Change to long *.
19964 (operand_rank): Change to pointer_map_t.
19965 (find_operand_rank): Return long, -1 if not found. Declare as inline.
19966 (insert_operand_rank): Accept long.
19967 (operand_entry_hash, operand_entry_eq): Remove.
19968 (get_rank): Return long. Adjust for changes above.
19969 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
19971 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
19973 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
19974 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
19975 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
19977 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
19978 directly since it cannot be NULL.
19979 (get_vi_for_tree): Rewrite for pointer_map API.
19980 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
19981 (init_alias_vars): Create vi_for_tree as pointer_map.
19982 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
19984 * tree-cfg.c: Don't include hashtab.h.
19985 (edge_to_cases): Declare as pointer_map.
19986 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
19988 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
19989 (start_recording_case_labels): Create edge_to_cases as pointer_map.
19990 (end_recoding_case_labels): Cleanup edge_to_cases manually before
19992 (record_switch_edge): Delete.
19993 (get_cases_for_edge): Adjust for pointer_map API, inline
19994 record_switch_edge (rewritten for new API), remove goto.
19996 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19998 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
19999 * tree-nested.c: Include pointer-set.h.
20000 (var_map_elt, var_map_eq, var_map_hash): Delete.
20001 (struct nesting_info): Remove GTY marker. Change the two htab_t's
20002 to pointer_map_t's.
20003 (nesting_info_bitmap_obstack): New.
20004 (lookup_field_for_decl): Adjust for pointer_map API.
20005 (lookup_tramp_for_decl): Adjust for pointer_map API.
20006 (get_nonlocal_debug_decl): Adjust for pointer_map API.
20007 (get_local_debug_decl): Adjust for pointer_map API.
20008 (convert_nl_goto_reference): Adjust for pointer_map API.
20009 (convert_nl_goto_receiver): Adjust for pointer_map API.
20010 (create_nesting_tree): Create outside GGC space. Create bitmap on
20011 the new obstack. Create field_map and var_map as pointer_maps.
20012 (free_nesting_tree): Adjust for changes to create_nesting_tree.
20014 (lower_nested_functions): Move root here, no need to NULL it.
20015 Initialize and release the obstack.
20017 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
20019 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
20020 Remove prototypes and make them non-static.
20021 (struct tree_int_map): Remove.
20022 * tree.h (struct tree_int_map): Move here, turning TO into an
20024 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
20026 * tree.h (TREE_COMPLEXITY): Remove.
20027 (struct tree_exp): Remove complexity field.
20028 * tree.c (build1_stat): Don't set it.
20030 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
20031 Victor Kaplansky <victork@il.ibm.com>
20033 * tree-vectorizer.c (vect_is_simple_use): Support induction.
20034 (vect_is_simple_reduction): Support reduction with induction as
20035 one of the operands.
20036 (vect_is_simple_iv_evolution): Fix formatting.
20037 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
20038 formatting. Don't mark induction phis for vectorization.
20039 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
20040 * tree-vect-transform.c (get_initial_def_for_induction): New function.
20041 (vect_get_vec_def_for_operand): Support induction.
20042 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
20044 (vectorizable_reduction): Support reduction with induction as one of
20046 (vectorizable_type_demotion): Use def-type of stmt argument rather
20047 than dummy def-type.
20049 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
20050 flag_tree_scev_cprop.
20051 * common.opt (tree-scev-cprop): New flag.
20053 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
20054 call to vect_get_new_vect_var.
20056 2007-02-06 Ira Rosen <irar@il.ibm.com>
20058 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
20059 vectype is not NULL.
20060 (vect_pattern_recog_1): Likewise.
20062 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20064 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
20065 (fold_negate_expr): Likewise.
20067 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
20070 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
20071 even if cv-qualification is the same.
20073 2007-02-05 Geoffrey Keating <geoffk@apple.com>
20075 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
20076 __enable_execute_stack on completion.
20078 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20080 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
20081 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
20082 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
20083 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
20084 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
20085 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
20086 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
20087 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
20089 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20091 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
20092 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
20093 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
20094 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
20095 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
20096 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
20097 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
20098 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
20099 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
20100 umuldi3_highpart_rex64, umulsi3_highpart_insn,
20101 umulsi3_highpart_zext, smuldi3_highpart_rex64,
20102 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
20103 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
20104 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
20105 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
20106 sqrtextenddfxf2_i387): Added amdfam10_decode.
20108 * config/i386/athlon.md (athlon_idirect_amdfam10,
20109 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
20110 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
20111 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
20112 athlon_ivector_store_amdfam10): New define_insn_reservation.
20113 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
20116 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20118 * config/i386/athlon.md (athlon_call_amdfam10,
20119 athlon_pop_amdfam10, athlon_lea_amdfam10): New
20120 define_insn_reservation.
20121 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
20122 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
20123 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
20125 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20127 * config/i386/athlon.md (athlon_sseld_amdfam10,
20128 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
20129 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
20131 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20133 * config/i386/athlon.md (athlon_sseins_amdfam10): New
20134 define_insn_reservation.
20135 * config/i386/i386.md (sseins): Added sseins to define_attr type
20136 and define_attr unit.
20137 * config/i386/sse.md: Set type attribute to sseins for insertq
20140 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20142 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
20143 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
20144 ssecomi_load_amdfam10, ssecomi_amdfam10,
20145 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
20146 define_insn_reservation.
20147 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
20149 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20151 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
20152 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
20153 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
20154 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
20155 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
20156 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
20157 define_insn_reservation.
20159 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
20160 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
20161 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
20162 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
20163 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
20165 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20167 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
20168 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
20169 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
20170 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
20171 athlon_ssemul_load_k8): Added amdfam10.
20173 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20175 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
20176 (x86_sse_unaligned_move_optimal): New variable.
20178 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
20180 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
20181 for unaligned vector SSE double/single precision loads for AMDFAM10.
20183 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20185 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
20186 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
20187 Define TARGET_CPU_DEFAULT_amdfam10.
20188 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
20189 (processor_type): Add PROCESSOR_AMDFAM10.
20191 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
20192 processor_type in config/i386/i386.h.
20193 Enable imul peepholes for TARGET_AMDFAM10.
20195 * config.gcc: Add support for --with-cpu option for amdfam10.
20197 * config/i386/i386.c (amdfam10_cost): New variable.
20198 (m_AMDFAM10): New macro.
20199 (m_ATHLON_K8_AMDFAM10): New macro.
20200 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
20201 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
20202 x86_promote_QImode, x86_integer_DFmode_moves,
20203 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20204 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
20205 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
20206 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
20207 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
20208 Enable/disable for amdfam10.
20209 (override_options): Add amdfam10_cost to processor_target_table.
20210 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
20211 processor_alias_table.
20212 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
20213 (ix86_adjust_cost): Add code for amdfam10.
20215 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20217 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
20218 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
20219 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
20220 * config/i386/i386.h: Add builtin definition for SSE4A.
20221 * config/i386/i386.md: Add support for ABM instructions
20222 (popcnt and lzcnt).
20223 * config/i386/sse.md: Add support for SSE4A instructions
20224 (movntss, movntsd, extrq, insertq).
20225 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
20226 Add -march=amdfam10 flag.
20227 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
20228 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
20230 * doc/extend.texi: Add documentation for SSE4A builtins.
20232 2007-02-05 Bob Wilson <bob.wilson@acm.org>
20234 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
20236 2007-02-05 Richard Guenther <rguenther@suse.de>
20238 * tree-vectorizer.h (vectorizable_function): Add argument type
20239 argument, change return type.
20240 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
20241 * tree-vect-transform.c (vectorizable_function): Handle extra
20242 argument, return vectorized function decl.
20243 (build_vectorized_function_call): Remove.
20244 (vectorizable_call): Handle calls with result and argument types
20245 differing. Handle loop vectorization factor correctly.
20246 * targhooks.c (default_builtin_vectorized_function): Adjust for
20248 * targhooks.h (default_builtin_vectorized_function): Likewise.
20249 * target.h (builtin_vectorized_function): Add argument type
20251 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
20252 extra argument, allow vectorizing of lrintf.
20253 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
20254 documentation of target hook.
20256 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
20259 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
20260 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
20261 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
20263 2007-02-05 Roger Sayle <roger@eyesopen.com>
20265 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
20266 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
20267 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
20268 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
20269 before canonicalizing sincos to cexpi.
20270 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
20272 2007-02-05 Roger Sayle <roger@eyesopen.com>
20274 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
20275 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
20276 (alpha_init_builtins): Use alpha_add_builtins to process tables.
20278 2007-02-05 Roger Sayle <roger@eyesopen.com>
20280 * mips-tfile.c (initialize_init_file): Correct endianness test.
20282 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
20284 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
20285 the 'y' constraint.
20287 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20289 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
20290 saves in a PARALLEL before the register assignments.
20292 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20294 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
20295 DWARF_FRAME_RETURN_COLUMN to be a general register.
20296 * dwarf2out.c (init_return_column_size): New function, split from...
20297 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
20298 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
20299 to be nongeneral registers.
20300 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
20302 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
20303 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
20305 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20307 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
20309 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20311 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
20312 (remove_path): Use can_remove_branch_p and remove_branch instead
20313 of loop_delete_branch_edge.
20314 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
20315 (tree_transform_and_unroll_loop): Remove dead branches immediately.
20316 Update profile using scale_dominated_blocks_in_loop.
20317 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
20318 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
20319 (can_remove_branch_p, remove_branch): Declare.
20320 * tree-cfg.c (tree_can_remove_branch_p): New function.
20321 (tree_cfg_hooks): Add tree_can_remove_branch_p.
20322 * cfgrtl.c (rtl_can_remove_branch_p): New function.
20323 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
20325 2007-02-05 Jan Hubicka <jh@suse.cz>
20327 PR middle-end/30696
20328 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
20329 nodes in cgraph, don't remove offline copy of the function.
20331 2007-02-04 Jan Hubicka <jh@suse.cz>
20333 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
20334 vectors might cause maybe_lookup_element_for_expr to be called
20335 on non-sra-candidate.
20337 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20339 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
20340 config/bfin/bfin.md, config/bfin/predicates.md: Follow
20341 spelling conventions.
20343 2007-02-04 Richard Guenther <rguenther@suse.de>
20345 PR middle-end/30636
20346 * fold-const.c (try_move_mult_to_index): Make sure to not
20347 overflow one dimension of a multi-dimensional array access.
20349 2007-02-04 Jan Hubicka <jh@suse.cz>
20351 * passes.c (init_optimization_passes): Reindent.
20353 2007-02-04 Jan Hubicka <jh@suse.cz>
20354 Eric Botcazou <ebotcazou@adacore.com>
20356 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
20357 (execute_fixup_cfg): Break out the abnormal goto code.
20358 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
20359 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
20360 (optimize_inline_calls): Call make_nonlocal_label_edges.
20362 2007-02-04 Jan Hubicka <jh@suse.cz>
20364 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
20365 true when something was changed.
20366 (rename_ssa_copies): When something was changed, do
20367 TODO_remove_unused_locals.
20368 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
20369 add TODO_remove_unused_locals when instruction was removed.
20371 2007-02-04 Jan Hubicka <jh@suse.cz>
20373 * ipa-inline.c (try_inline): Improve debug output; work on already
20375 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
20376 call try_inline for already inlined edges too when flattening;
20377 inline also functions that make callee growth but overall unit size
20380 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20382 * config/m32c/bitops.md, config/m32c/jump.md,
20383 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
20384 config/m32r/m32r.h, config/m32r/m32r.md,
20385 config/m32r/predicates.md, config/m68hc11/larith.asm,
20386 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
20387 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
20388 config/mips/mips-protos.h, config/mips/mips.c,
20389 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
20390 config/mn10300/mn10300.h, config/mn10300/predicates.md,
20391 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
20392 spelling conventions.
20394 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
20395 Follow spelling conventions.
20397 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
20399 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
20400 warn about C++0x compatibility.
20402 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20404 * config/h8300/h8300.c, config/h8300/h8300.h,
20405 config/h8300/h8300.md: Follow spelling conventions.
20407 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
20409 PR middle-end/30667
20410 * combine.c (try_combine): Do not substitute source operand
20411 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
20413 2007-02-03 Jan Hubicka <jh@suse.cz>
20415 PR gcov-profile/30650
20416 * value-prof.c (stringop_block_profile): Fix handling of size counter;
20417 do not divide by zero for never executed counters.
20418 (tree_find_values_to_profile): Fix counters.
20419 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
20421 2007-02-03 Ian Lance Taylor <iant@google.com>
20423 * lower-subreg.c (simple_move_operand): New static function,
20424 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
20426 (simple_move): Call simple_move_operand.
20427 (find_decomposable_subregs): Add special handling of MEMs.
20428 (can_decompose_p): Rename from cannot_decompose_p. Reverse
20429 meaning of return value. If we see a hard register, test whether
20430 it can store a word_mode value. Change all callers.
20432 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20434 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
20435 ftrapv insns and expanders.
20436 (subdi3): Change define_expand operand 1 to arith11_operand, and
20437 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
20438 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
20439 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
20442 PR middle-end/30174
20443 * varasm.c (notice_global_symbol): Treat global objects as weak when
20444 flag_shlib is true.
20446 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20448 * emit-rtl.c (dconstpi): Delete.
20449 (dconstsqrt2): New.
20450 (init_emit_once): Delete dconstpi and init dconstsqrt2.
20451 * real.h (dconstpi): Delete.
20452 (dconstsqrt2): New.
20453 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
20454 (fold_builtin_hypot): Likewise.
20456 2007-02-03 Tom Tromey <tromey@redhat.com>
20459 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
20460 -gcoff3, -gxcoff3, -gvms3 implies -dD.
20462 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
20464 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
20465 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
20466 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
20467 config/rs6000/cell.md, config/rs6000/darwin.h,
20468 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
20469 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
20470 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
20471 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
20472 typos. Follow spelling conventions.
20473 * doc/invoke.texi: Follow spelling conventions.
20475 2007-02-03 Roger Sayle <roger@eyesopen.com>
20477 * simplify-rtx.c (simplify_relational_operation_1): Implement some
20478 canonicalization transformations that attempt to simplify integer
20479 constant comparisons to become comparisons against zero.
20481 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20483 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
20485 * fold-const.c (fold_binary): Fix comment typos. Fold complex
20486 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
20488 2007-02-02 Mike Stump <mrs@apple.com>
20490 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
20491 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
20492 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
20493 generate a branch island.
20495 2007-02-02 Bob Wilson <bob.wilson@acm.org>
20497 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
20498 (xtensa_legitimate_address_p): New.
20499 (xtensa_legitimize_address): New.
20500 (xtensa_output_addr_const_extra): New.
20501 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
20503 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
20504 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
20505 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
20506 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
20507 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
20508 (xtensa_legitimize_address): New.
20509 (xtensa_output_addr_const_extra): New.
20511 2007-02-02 Steve Ellcey <sje@cup.hp.com>
20513 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
20515 2007-02-02 Ian Lance Taylor <iant@google.com>
20517 * expmed.c (expand_divmod): Add comment.
20519 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
20521 * emit-rtl.c (renumber_insns): Remove.
20522 * flags.h: Remove the extern for flag_renumber_insns.
20523 * rtl.h: Remove the prototype for renumber_insns.
20524 * toplev.c (flag_renumber_insns): Remove.
20526 2007-02-02 Hui-May Chang <hm.chang@apple.com>
20528 Revert for x86 darwin:
20529 2005-06-19 Uros Bizjak <uros@kss-loka.si>
20531 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
20532 code before the following patch under TARGET_MACHO.
20533 (ix86_function_value_regno_p): Likewise.
20535 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20537 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
20540 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20543 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
20544 loads to general or fp registers. Add comments.
20545 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
20547 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
20549 * pointer-set.c (insert_aux): Only return insertion slot.
20550 (pointer_set_insert): Adjust.
20551 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
20552 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
20553 pointer_map_traverse): New.
20554 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
20555 pointer_map_create, pointer_map_destroy, pointer_map_insert,
20556 pointer_map_contains, pointer_map_traverse): Declare.
20558 2007-02-02 Jakub Jelinek <jakub@redhat.com>
20560 PR middle-end/30473
20561 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
20562 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
20564 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20566 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
20568 (struct _dep): New type.
20569 (dep_t): New typedef.
20570 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
20571 (DEP_STATUS): New access macro. The macro with the same name was
20572 renamed to DEP_LINK_STATUS.
20573 (dep_init): Declare function
20575 (struct _dep_link): New type.
20576 (dep_link_t): New typedef.
20577 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
20578 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
20579 (DEP_LINK_STATUS): New macro.
20580 (debug_dep_links): New debug function.
20582 (struct _deps_list): New type.
20583 (deps_list_t): New typedef.
20584 (DEPS_LIST_FIRST): New access macro.
20585 (FOR_EACH_DEP_LINK): New cycle macro.
20586 (create_deps_list, free_deps_list, delete_deps_list): Declare
20588 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
20589 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
20590 (copy_deps_list_change_con): Ditto.
20592 (move_dep_link): Declare function.
20594 (struct _dep_node): New type.
20595 (dep_node_t): New typedef.
20596 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
20598 (struct haifa_insn_data.back_deps): New field to hold backward
20599 dependencies of the insn.
20600 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
20602 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
20603 Change its type to deps_list_t.
20604 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
20605 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
20606 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
20608 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
20610 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
20612 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
20614 (dep_cost): Declare.
20616 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
20617 (ds_to_dk, dk_to_ds): New functions.
20619 (init_dep_1): New static function.
20620 (init_dep): New function.
20621 (copy_dep): New static function.
20623 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
20625 (detach_dep_link): New static function.
20626 (move_dep_link): New function.
20628 (dep_links_consistent_p, dump_dep_links): New static functions.
20629 (debug_dep_links): New debugging function.
20631 (deps_obstack, dl_obstack, dn_obstack): New static variables.
20633 (alloc_deps_list, init_deps_list): New static functions.
20634 (create_deps_list): New function.
20635 (clear_deps_list): New static function.
20636 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
20637 (deps_list_consistent_p, dump_deps_list): New static functions.
20638 (debug_deps_list): New function.
20639 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
20641 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
20643 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
20644 use new scheduler dependencies lists.
20645 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
20646 (sched_analyze): Ditto. Initialize dependencies lists.
20647 (add_forw_dep, compute_forward_dependences): Update to use new
20648 scheduler dependencies lists.
20650 (init_dependency_caches): Init deps_obstack.
20651 (free_dependency_caches): Free deps_obstack.
20653 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
20654 new scheduler dependencies lists.
20655 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
20656 (add_back_forw_dep, delete_back_forw_dep): Ditto.
20658 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
20659 Update to use new scheduler dependencies lists.
20660 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
20661 (debug_dependencies): Ditto.
20662 (schedule_region): Update comments.
20664 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
20665 scheduler dependencies lists.
20666 (schedule_ebb): Update comments.
20668 * rtl.def (DEPS_LIST): Remove.
20670 * lists.c (unused_deps_list): Remove.
20671 (free_list): Update assertions.
20673 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
20674 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20676 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
20677 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20679 * haifa-sched.c (comments): Update.
20680 (insn_cost1): Remove. Inline the code into insn_cost ().
20681 (insn_cost): Update to use new scheduler dependencies lists. Move
20682 processing of the dependency cost to dep_cost ().
20683 (dep_cost): New function. Use it instead of insn_cost () when
20684 evaluating cost of the dependency. Use compatible interface to
20685 interact with the target.
20686 (priority): Update to use new scheduler dependencies lists.
20687 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
20688 with greater number of insns that depend on the insn.
20689 (schedule_insn): Update to use new scheduler dependencies lists. Add
20690 code to free backward dependencies lists. Inline and optimize code
20691 from resolve_dep () - see PR28071.
20692 (ok_for_early_queue_removal): Update to use new scheduler dependencies
20693 lists. Update call to targetm.sched.is_costly_dependence hook.
20695 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
20696 scheduler dependencies lists.
20698 (resolve_dep): Remove. Move the logic to schedule_insn ().
20699 (init_h_i_d): Initialize dependencies lists.
20701 (process_insn_depend_be_in_spec): Rename to
20702 process_insn_forw_deps_be_in_spec. Update to use new scheduler
20703 dependencies lists.
20704 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
20705 Update to use new scheduler dependencies lists.
20706 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
20708 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
20709 new scheduler dependencies lists.
20710 (build_intra_loop_deps): Ditto.
20712 * target.h (struct _dep): Declare to use in
20713 gcc_target.sched.is_costly_dependence.
20714 (struct gcc_target.sched.adjust_cost): Fix typo.
20715 (struct gcc_target.sched.is_costly_dependence): Change signature to
20716 use single dep_t parameter instead of an equivalent triad.
20717 (struct gcc_target.sched.adjust_cost_2): Remove.
20719 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
20721 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
20723 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
20725 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
20727 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
20728 (REG_DEP_TRUE): Document.
20730 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
20731 Change signature to correspond to the targetm.sched.adjust_cost hook.
20732 Update use in TARGET_SCHED_ADJUST_COST_2.
20733 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
20734 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
20735 new scheduler dependencies lists.
20736 (ia64_gen_check): Ditto.
20738 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
20739 scheduler dependencies lists.
20741 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
20742 signature to correspond to the targetm.sched.is_costly_dependence hook.
20743 (is_costly_group): Update to use new scheduler dependencies lists.
20745 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
20746 instead of INSN_COST () macro.
20748 2007-02-01 Ian Lance Taylor <iant@google.com>
20750 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
20752 2007-02-01 Guy Martin <gmsoft@gentoo.org>
20754 * pa.md (tp_load): Correct mfctl instruction syntax.
20756 2007-02-01 Geoffrey Keating <geoffk@apple.com>
20758 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
20759 altivec_padding_size calculation on AIX. Improve comment, add
20760 assert to verify that it's right.
20762 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
20765 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
20767 PR inline-asm/28686
20768 * global.c (global_alloc): Add mising initialization of
20771 2007-02-01 Roger Sayle <roger@eyesopen.com>
20773 * alias.c (init_alias_analysis): Correct whitespace.
20774 * bb-reorder.c (fix_edges_for_rarely_executed_code,
20775 partition_hot_cold_basic_blocks): Likewise.
20776 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
20777 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
20778 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
20779 fold_builtin_snprintf_chk, fold_builtin_printf,
20780 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
20781 do_mpfr_arg3, do_mpfr_sincos): Likewise.
20782 * cfgcleanup.c (cleanup_cfg): Likewise.
20783 * cfgexpand.c (tree_expand_cfg): Likewise.
20784 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
20785 * function.c (get_next_funcdef_no): Likewise.
20786 * gengtype.c (main): Likewise.
20787 * genmodes.c (main): Likewise.
20788 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
20789 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
20790 * ifcvt.c (noce_emit_move_insn): Likewise.
20791 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
20793 * stor-layout.c (get_best_mode): Likewise.
20794 * tree-ssa-loop-niter.c (get_val_for): Likewise.
20795 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
20796 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
20797 perform_var_substitution, solve_graph): Likewise.
20798 * tree-vrp.c (vrp_finalize): Likewise.
20800 2007-02-01 Ian Lance Taylor <iant@google.com>
20802 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
20803 high part of a paradoxical subreg, return a constant zero.
20805 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
20807 * toplev.c (lang_dependent_init): Call init_set_costs.
20808 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
20810 2007-02-01 Richard Guenther <rguenther@suse.de>
20812 PR middle-end/30656
20813 * fold-const.c (fold_negate_expr): Allow negating a
20814 constant if overflow does not change.
20816 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20818 * doc/c-tree.texi (Expression trees): Improve markup.
20819 * doc/tm.texi (Register Classes, Addressing Modes)
20820 (Floating Point): Fix spacing after abbreviations. Fix some
20823 2007-02-01 Ben Elliston <bje@au.ibm.com>
20825 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
20826 * doc/contrib.texi: Likewise.
20827 * doc/install.texi: Likewise.
20829 2007-01-31 Richard Henderson <rth@redhat.com>
20830 Ian Lance Taylor <iant@google.com>
20832 * lower-subreg.c: New file.
20833 * rtl.def (CONCATN): Define.
20834 * passes.c (init_optimization_passes): Add pass_lower_subreg and
20835 pass_lower_subreg2.
20836 * emit-rtl.c (update_reg_offset): New static function, broken out
20837 of gen_rtx_REG_offset.
20838 (gen_rtx_REG_offset): Call update_reg_offset.
20839 (gen_reg_rtx_offset): New function.
20840 * regclass.c: Revert patch of 2006-03-05, restoring
20842 (clear_reg_info_regno): New function.
20843 * dwarf2out.c (concatn_loc_descriptor): New static function.
20844 (loc_descriptor): Handle CONCATN.
20845 * common.opt (fsplit_wide_types): New option.
20846 * opts.c (decode_options): Set flag_split_wide_types when
20848 * timevar.def (TV_LOWER_SUBREG): Define.
20849 * rtl.h (gen_reg_rtx_offset): Declare.
20850 (reg_scan_update): Declare.
20851 * regs.h (clear_reg_info_regno): Declare.
20852 * tree-pass.h (pass_lower_subreg): Declare.
20853 (pass_lower_subreg2): Declare.
20854 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
20855 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
20856 -fsplit-wide-types.
20857 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
20858 * Makefile.in (OBJS-common): Add lower-subreg.o.
20859 (lower-subreg.o): New target.
20861 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20863 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
20865 2007-01-31 Anatoly Sokolov <aesok@post.ru>
20868 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
20870 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20872 PR middle-end/29335
20873 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
20875 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
20877 * cfgloop.h: Include vec-prim.h.
20878 (enum li_flags): Remove LI_ONLY_OLD.
20879 (loop_iterator): Changed.
20880 (fel_next, fel_init): Iterate over loop tree.
20881 (FOR_EACH_LOOP_BREAK): New macro.
20882 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
20884 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
20885 * modulo-sched.c (sms_schedule): Ditto.
20886 * tree-vectorizer.c (vectorize_loops): Ditto.
20887 * doc/loop.texi: Update information on loop numbering and behavior of
20888 FOR_EACH_LOOP wrto new loops.
20889 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
20890 add_to_evolution_1): Test nestedness of loops instead of comparing
20892 * tree-chrec.c (chrec_fold_plus_poly_poly,
20893 chrec_fold_multiply_poly_poly, chrec_evaluate,
20894 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
20895 reset_evolution_in_loop): Ditto.
20896 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
20898 2007-01-31 Dirk Mueller <dmueller@suse.de>
20900 * c-common.c (warn_about_parentheses): Separate warning about
20901 un-parenthized sequence of comparison operators from the one
20902 which is supposed to warn about x <= y <= z.
20904 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
20906 * optabs.h (enum optab_index): Add new OTI_isinf.
20907 (isinf_optab): Define corresponding macro.
20908 * optabs.c (init_optabs): Initialize isinf_optab.
20909 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
20911 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
20912 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
20914 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
20915 expand_builtin_interclass_mathfn.
20916 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
20917 * config/i386/i386.md (UNSPEC_FXAM): New constant.
20918 (fxam<mode>2_i387): New insn pattern.
20919 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
20920 built-in functions as x87 inline asm.
20922 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20924 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
20926 2007-01-30 Eric Christopher <echristo@apple.com>
20928 * config.gcc: Add geode.
20930 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20932 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
20933 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
20934 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
20935 value-prof.c: Fix comment typos.
20937 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20940 * doc/invoke.texi (Wpointer-arith): Document warning.
20942 2007-01-30 Janis Johnson <janis187@us.ibm.com>
20944 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
20945 the list of discrepancies from the draft TR.
20947 2007-01-30 Dirk Mueller <dmueller@suse.de>
20950 * doc/invoke.texi (-Wreturn-type): Update description to
20951 match new behavior.
20953 2007-01-30 Richard Sandiford <richard@codesourcery.com>
20955 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
20957 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
20959 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
20960 to handle optabs that operate on floating point input argument and
20961 output to integer output.
20962 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
20963 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
20964 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
20965 expand_builtin_interclass_mathfn ().
20966 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
20967 (ilogbsi2): Remove.
20968 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
20969 ilogbl built-in functions as x87 intrinsics.
20971 2007-01-30 Richard Guenther <rguenther@suse.de>
20973 PR middle-end/27657
20974 * dwarf2out.c (reference_to_unused): Query varpool if the
20975 variable was output.
20977 2007-01-30 Richard Guenther <rguenther@suse.de>
20979 PR middle-end/30313
20980 * passes.c (execute_one_pass): Reset in_gimple_form to not
20981 confuse non-unit-at-a-time mode.
20983 2007-01-29 Roger Sayle <roger@eyesopen.com>
20984 Richard Guenther <rguenther@suse.de>
20986 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
20987 avoid undefined behaviour on overflow. Use force_fit_type_double
20988 to construct the constant with the specified TREE_OVERFLOW.
20990 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20992 * config/dfp-bit.c: Add parameterized support for fp exceptions.
20993 * config/dfp-bit.h: Ditto.
20995 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20997 * c-decl.c (pop_scope): Replace warnings with call to
20998 warn_for_unused_label.
20999 * c-common.h (warn_for_unused_label): Declare.
21000 * c-common.c (warn_for_unused_label): Define.
21002 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21004 * tree-optimize.c (update_inlined_to_pointers): Delete unused
21007 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21009 * Makefile.in (USER_H): Remove decfloat.h.
21010 * ginclude/decfloat.h: Delete, moving contents to ...
21011 * ginclude/float.h: Add support for decimal floating point,
21012 guarded by __STDC_WANT_DEC_FP__.
21014 2007-01-29 Mike Stump <mrs@apple.com>
21016 * doc/gccint.texi (Top): Rename Loop Representation to Loop
21017 Analysis and Representation to resolve case insensitive conflict.
21018 * doc/loop.texi (Loop Analysis and Representation): Likewise.
21020 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
21022 * tree.h (struct tree_memory_tag): Add aliases member.
21023 (MTAG_ALIASES): New macro.
21024 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
21025 (add_may_alias): Remove pointer-set. Update for may_aliases being
21027 (mark_aliases_call_clobbered): Update for may_aliases being a
21029 (compute_tag_properties): Ditto.
21030 (create_partition_for): Ditto.
21031 (compute_memory_partitions): Ditto.
21032 (dump_may_aliases_for): Ditto.
21033 (is_aliased_with): Ditto.
21034 (add_may_alias_for_new_tag): Ditto.
21035 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
21036 (compute_is_aliased): New function.
21037 (compute_may_aliases): Call compute_is_aliased).
21038 (init_alias_info): Initialize alias_bitmap_obstack.
21039 (union_alias_set_into): New function.
21040 (compute_flow_sensitive_aliasing): Use union_aliases_into.
21041 (have_common_aliases_p): Rewrite to take two bitmaps and use
21043 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
21044 Update for bitmaps.
21045 (finalize_ref_all_pointers): Update for add_may_alias changes.
21046 (new_type_alias): Ditto.
21047 * tree-flow-inline.h (may_aliases): Return a bitmap.
21048 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
21049 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
21050 may_aliases being a bitmap.
21051 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
21052 may_aliases now returns a bitmap.
21053 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
21055 * tree-ssa-operands.c (add_virtual_operand): Update for
21056 may_aliases being a bitmap.
21058 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
21060 PR tree-optimization/30630
21061 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
21062 variable as changed.
21064 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
21067 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
21068 expanded only once even if an error occurs.
21070 2007-01-29 Ben Elliston <bje@au.ibm.com>
21072 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
21073 (__gcov_average_profiler): Likewise.
21074 (__gcov_ior_profiler): Likewise.
21075 (__gcov_merge_ior): Likewise.
21077 2007-01-28 Jan Hubicka <jh@suse.cz>
21079 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
21080 * value-prof.c (stringop_block_profile): Likewise.
21082 2007-01-28 Jan Hubicka <jh@suse.cz>
21084 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
21085 Add variant handling histograms; add wrapper.
21086 (clear_storage_via_libcall): Export.
21087 (emit_block_move_hints): Break out from ...; add histograms.
21088 (emit_block_move): ... this one.
21089 (clear_storage_hints): Break out from ...; add histograms.
21090 (clear_storage): ... this one.
21091 (set_storage_via_memset): Handle histogram.
21092 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
21093 (clear_storage_hints, clear_storage_via_libcall): Declare.
21094 (set_storage_via_setmem): Update prototype.
21095 * doc/md.texi (movmem, setmem): Document new arguments.
21097 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
21098 Add new histograms.
21099 (stringop_block_profile): New global function.
21100 (tree_stringops_values_to_profile): Profile block size and alignment.
21101 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
21103 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
21104 (stringop_block_profile): Declare.
21105 * builtins.c: Include value-prof.h.
21106 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
21107 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
21108 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
21109 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
21110 * profile.c (instrument_values): Add new counters.
21111 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
21113 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
21114 (tree_init_edge_profiler): Build new profilers.
21115 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
21116 (pass_tree_profile): Add dump.
21117 (tree_profile_hooks): Update.
21118 * Makefile.in (LIBGCOV): Add new constants.
21119 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
21120 __gcov_ior_profiler): New.
21121 * i386.md (movmem/setmem expanders): Add new optional arguments.
21123 2007-01-28 David Edelsohn <edelsohn@gnu.org>
21125 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
21127 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21129 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
21130 (tree_unswitch_single_loop): Pass eni_size_weights to
21131 tree_num_loop_insns.
21132 * tree-ssa-loop-manip.c: Include tree-inline.h.
21133 (can_unroll_loop_p): Pass eni_size_weights to
21134 tree_num_loop_insns.
21135 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
21136 Pass eni_size_weights to estimate_num_insns.
21137 * tree.h (init_inline_once): Export.
21138 * toplev.c (backend_init): Call init_inline_once.
21139 * cgraphunit.c (cgraph_process_new_functions,
21140 cgraph_analyze_function): Pass eni_inlining_weights to
21141 estimate_num_insns.
21142 * ipa-inline.c (compute_inline_parameters): Ditto.
21143 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
21144 to estimate_num_insns.
21145 (try_unroll_loop_completely): Pass eni_size_weights to
21146 tree_num_loop_insns.
21147 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
21148 ot estimate_num_insns.
21149 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
21150 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
21151 * tree-inline.c (eni_inlining_weights, eni_size_weights,
21152 eni_time_weights): New variables.
21153 (init_inline_once): Initialize them.
21154 (struct eni_data): Mew.
21155 (estimate_num_insns_1, estimate_num_insns): Use weights.
21156 * tree-inline.h (struct eni_weights_d): New.
21157 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
21158 (estimate_num_insns): Declaration changed.
21159 * cfgloop.h (tree_num_loop_insns): Declaration changed.
21160 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
21161 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
21163 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21165 * tree-data-ref.c (conflict_fn): Assert that the number of affine
21166 relations in the conflict function is valid.
21168 2007-01-27 Ian Lance Taylor <iant@google.com>
21170 * common.opt: Add fstrict-overflow.
21171 * opts.c (decode_options): Set flag_strict_overflow if -O2.
21172 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
21173 (TYPE_OVERFLOW_UNDEFINED): Define.
21174 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
21176 * tree.h (TYPE_TRAP_SIGNED): Don't define.
21177 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
21178 (fold_negate_expr): Likewise.
21179 (make_range): Likewise.
21180 (extract_muldiv_1): Likewise.
21181 (maybe_canonicalize_comparison): Likewise.
21182 (fold_comparison): Likewise.
21183 (fold_binary): Likewise.
21184 (tree_expr_nonnegative_p): Likewise.
21185 (tree_expr_nonzero_p): Likewise.
21186 * tree-vrp.c (compare_values): Likewise.
21187 (extract_range_from_binary_expr): Likewise.
21188 (extract_range_from_unary_expr): Likewise.
21189 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
21191 (nowrap_type_p): Likewise.
21192 * tree-scalar-evolution.c (simple_iv): Likewise.
21193 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
21194 (build_range_check): Likewise.
21195 (extract_muldiv_1): Likewise.
21196 (fold_comparison): Likewise.
21197 * tree-vrp.c (vrp_int_const_binop): Likewise.
21198 (extract_range_from_unary_expr): Likewise.
21199 * convert.c (convert_to_integer): Likewise.
21200 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
21201 (fold_comparison): Likewise.
21202 (fold_binary): Likewise.
21203 * optabs.c (optab_for_tree_code): Likewise.
21204 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
21205 * simplify-rtx.c (simplify_const_relational_operation): Check
21206 flag_strict_overflow and flag_trapv.
21207 (simplify_const_relational_operation): Likewise.
21208 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
21209 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
21212 2007-01-27 Roger Sayle <roger@eyesopen.com>
21214 * tree.c (tree_fold_gcd): Delete.
21215 * tree.h (tree_fold_gcd): Remove prototype.
21216 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
21217 test whether one constant integer is a multiple of another. Instead
21218 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
21219 * fold-const.c (multiple_of_p): We've determined both TOP and
21220 BOTTOM are integer constants so we can call int_const_binop directly
21221 instead of the more generic const_binop.
21223 2007-01-27 Roger Sayle <roger@eyesopen.com>
21225 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
21226 1*X check that the constant hasn't overflowed, to preserve the
21228 (round_up): Provide an efficient implementation when rouding-up an
21229 INTEGER_CST to a power-of-two.
21231 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21233 * doc/sourcebuild.texi: Add comma for clarity.
21234 * doc/extend.texi: Fix some typos.
21235 * doc/passes.texi: Likewise.
21236 * doc/cppinternals.texi: Likewise.
21237 * doc/c-tree.texi: Likewise.
21238 * doc/tree-ssa.texi: Likewise.
21239 * doc/install.texi: Likewise.
21241 2007-01-27 Jan Hubicka <jh@suse.cz>
21243 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
21244 (pass_sra): Do not require alias information.
21245 * passes.c (init_optimization_passes): Add SRA
21247 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
21249 * tracer.c (rest_of_handle_tracer): We already cleaned
21250 up the CFG in tracer() so don't do it here again.
21251 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
21252 cleanup_cfg here, either. And don't call renumber_insns.
21254 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
21255 and BB_HEAD are in the insn stream here. Instead make sure
21256 that BB_INSN is valid on all insns. Also, do check here that
21257 there are no pending branch predictions...
21258 (rtl_verify_flow_info): ...instead of doing it here. Checks
21259 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
21262 2007-01-26 Roger Sayle <roger@eyesopen.com>
21264 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
21265 function to simplify/factorize operand order canonicalization.
21266 (ix86_fixup_binary_operands): Reorganize using the above function.
21267 (ix86_binary_operator_ok): Likewise.
21269 2007-01-27 Jakub Jelinek <jakub@redhat.com>
21271 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
21272 file scope from optimize_attrs.
21273 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
21275 (optimize_attrs): Clear insn_code_values after freeing it.
21277 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21279 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
21280 a parts.base assignment.
21282 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21284 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
21285 (compute_subscript_distance, initialize_data_dependence_relation,
21286 finalize_ddr_dependent, analyze_ziv_subscript,
21287 analyze_siv_subscript_cst_affine,
21288 compute_overlap_steps_for_affine_univar,
21289 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
21290 analyze_siv_subscript, analyze_miv_subscript,
21291 analyze_overlapping_iterations, subscript_dependence_tester_1,
21292 compute_self_dependence, free_dependence_relation): Work
21293 with affine_fn instead of chrecs.
21294 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
21295 common_affine_function, affine_function_base,
21296 affine_function_constant_p, affine_fn_op, affine_fn_plus,
21297 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
21298 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
21299 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
21300 (all_chrecs_equal_p): Removed.
21301 * tree-data-ref.h (affine_fn, conflict_function): New types.
21302 (struct subscript): Change type of conflicting_iterations_in_a
21303 and conflicting_iterations_in_b.
21305 2007-01-26 Steve Ellcey <sje@cup.hp.com>
21308 * config/pa/pa.h (TARGET_HPUX_11): New.
21309 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
21310 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
21312 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
21313 Richard Guenther <rguenther@suse.de>
21315 * tree-ssa-structalias.c (solve_graph): Handle case
21316 we merged the variable to another.
21318 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21320 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
21323 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
21324 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
21326 2007-01-25 DJ Delorie <dj@redhat.com>
21328 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
21329 allow changes to modes which don't fit in those registers.
21331 * reload1.c (choose_reload_regs): Check for invalid subregs before
21332 computing their locations, not after.
21334 2007-01-25 Geoffrey Keating <geoffk@apple.com>
21337 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
21338 save Altivec registers in an eh_return function.
21339 (compute_vrsave_mask): Likewise.
21340 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
21341 for saving Altivec registers.
21342 (rs6000_emit_prologue): Don't allocate stack twice in
21343 eh_return function. Correct expected value of altivec_save_offset
21344 when using save_world. Describe save of R0 to stack when using
21345 save_world. Describe stack pointer adjustment when using
21346 save_world. Remove duplicated eh_return parameter register saving.
21347 Update sp_offset variable after save_world.
21348 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
21350 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
21351 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
21354 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21356 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
21358 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21361 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
21362 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
21364 2007-01-25 Richard Guenther <rguenther@suse.de>
21366 * doc/invoke.texi (-Wcoverage-mismatch): Document.
21367 * common.opt (-Wcoverage-mismatch): New warning option.
21368 * coverage.c (get_coverage_counts): Ignore coverage mismatch
21369 if -Wcoverage-mismatch is given.
21371 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
21373 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
21374 (ipcp_driver): Change to static definition.
21375 Add dumping of the ifunctions.
21376 (constant_val_insert): Remove unused parameter. Support for SSA.
21377 (ipcp_propagate_const): Support for SSA.
21378 (ipcp_profile_bb_print): Print only analyzed nodes.
21379 (ipcp_replace_map_create): Remove support for Fortran constant
21381 * ipa-prop.c (ipa_method_modify_stmt,
21382 ipa_callsite_compute_param): Support for SSA.
21383 * ipa-prop.h (ipcp_driver): Remove declaration.
21384 (IS_VALID_TREE_MAP_INDEX): Add define.
21386 2007-01-24 Geoffrey Keating <geoffk@apple.com>
21388 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
21390 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21392 PR middle-end/30447
21393 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
21394 constant argument to cabs and do it without checking for
21395 -funsafe-math-optimizations.
21397 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
21399 * c-common.h (RID_FIRST_CXX0X): New.
21400 (RID_LAST_CXX0X): New.
21401 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
21403 * c.opt (Wc++0x-compat): New.
21404 * doc/invoke.texi (-Wc++0x-compat): Document.
21406 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21408 * builtins.c (fold_builtin_carg): New.
21409 (fold_builtin_1): Use it.
21411 2007-01-24 Jan Hubicka <jh@suse.cz>
21413 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
21415 * ipa-inline.c (initial_insns, max_insns): Delete.
21416 (compute_max_insns): New function.
21417 (cgraph_decide_inlining_of_small_function): Use it; take minimal
21418 amount of insns as base for code growth.
21419 (cgraph_decide_inlining): Make initial_insns local; do not compute
21421 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
21422 * doc/invoke.texi (inline-unit-growth): Update docs.
21424 2007-01-24 Jakub Jelinek <jakub@redhat.com>
21426 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
21427 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
21428 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
21429 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
21430 for CPUs that have PTA_CX16 set.
21432 PR middle-end/27416
21433 * gimplify.c (omp_check_private): New function.
21434 (gimplify_scan_omp_clauses): Use it for
21435 firstprivate/lastprivate/reduction.
21437 PR middle-end/30494
21438 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
21439 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
21441 PR middle-end/30421
21442 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
21443 If lower_lastprivate_clauses emits some statements, append them
21444 to dlist rather than body_p and to body_p append an initializer.
21445 (lower_omp_for): Adjust caller.
21447 2007-01-24 Steve Ellcey <sje@cup.hp.com>
21449 * target.h (globalize_decl_name): New.
21450 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
21451 * output.h (default_globalize_decl_name): New.
21452 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
21454 (globalize_decl): Ditto.
21455 (default_globalize_decl_name): New.
21456 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
21457 (ia64_handle_version_id_attribute): New.
21458 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
21459 (ia64_asm_output_external): Use globalize_decl_name instead
21460 of globalize_label.
21461 * doc/extend.texi (version_id): New pragma.
21462 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
21464 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21466 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
21467 _uleb128_t and _Unwind_SWord with _sleb128_t.
21468 * unwind-dw2.c (extract_cie_info, execute_stack_op,
21469 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
21471 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
21472 * unwind-pe.h (read_uleb128, read_sleb128,
21473 read_encoded_value_with_base): Likewise.
21474 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
21476 2007-01-24 Richard Guenther <rguenther@suse.de>
21478 * builtins.c (expand_builtin_cexpi): Get the fndecl
21479 for cexp in the correct way.
21481 2007-01-24 Jan Hubicka <jh@suse.cz>
21483 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
21486 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21488 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
21489 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
21490 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
21491 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
21492 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
21493 __SIZEOF_PTRDIFF_T__.
21494 * doc/cpp.texi: Documentation for the new builtin macros added.
21496 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
21498 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
21499 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
21500 instead of operands[2] to avoid access past the end of array.
21502 2007-01-24 Richard Sandiford <richard@codesourcery.com>
21504 * reload1.c (emit_reload_insns): Pass the reload register
21505 for a non-spill output reload through forget_old_reloads_1.
21507 2007-01-23 Joseph Myers <joseph@codesourcery.com>
21509 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21510 _SOFT_DOUBLE if doubles use software floating-point.
21511 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
21512 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
21513 * config/rs6000/darwin-ldouble.c: Also compile functions for
21514 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
21515 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
21516 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
21517 commented-out long double override.
21518 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
21519 * config/rs6000/eabispe.h: Likewise.
21520 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
21521 long double for non-SPE.
21522 (rs6000_handle_option): Likewise.
21523 (invalid_e500_subreg): Disallow more subregs involding DImode,
21524 DFmode, TImode or TFmode.
21525 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
21527 (legitimate_lo_sum_address_p): Also check for TFmode for E500
21529 (rs6000_legitimize_address): Also handle TFmode for E500 double.
21530 (rs6000_legitimize_reload_address): Also handle TFmode for E500
21532 (rs6000_legitimate_address): Also check for TFmode for E500
21534 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
21535 (spe_build_register_parallel): Handle TFmode and TCmode.
21536 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
21538 (function_arg): Handle TFmode and TCmode for E500 double.
21539 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
21541 (print_operand): Handle TFmode and TImode for %y.
21542 (rs6000_generate_compare): Handle TFmode comparisons for E500
21544 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
21545 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
21546 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
21547 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
21548 TFmode for E500 double.
21549 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
21550 (floatsidf2): Enable for E500 double.
21551 (movtf_softfloat): Use rs6000_nonimmediate_operand.
21552 (extenddftf2): Change to extenddftf2_fprs.
21553 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
21554 depending on TARGET_E500_DOUBLE.
21555 (extendsftf2): Enable for E500 double.
21556 (trunctfdf2): Enable for E500 double.
21557 (trunctfsf2): Change to trunctfsf2_fprs.
21558 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
21559 depending on TARGET_E500_DOUBLE.
21560 (floatsitf2): Enable for E500 double.
21561 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
21562 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
21563 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
21564 (negtf2): Change to negtf2_internal.
21565 (negtf2): New expander.
21566 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
21567 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
21568 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
21569 (movdi_internal32): Use rs6000_nonimmediate_operand.
21570 (unnamed splitter): Likewise.
21571 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
21572 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
21573 (SPE64TF, DITI): New mode macros.
21574 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
21577 (frob_<mode>_di_2): New.
21578 (frob_tf_di_8_2): New.
21579 (frob_di_df): Change to frob_di_<mode>; allow more modes.
21581 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
21583 (frob_ti_<mode>_8_2): New.
21584 (frob_ti_tf_2): New.
21585 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
21586 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
21588 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
21589 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
21590 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
21591 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
21592 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
21593 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
21596 2007-01-23 Ian Lance Taylor <iant@google.com>
21598 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
21600 (OBJS-archive): Reformat, alphabetize.
21601 (OBJS): Change out_object_file to OBJS-md.
21603 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
21605 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
21606 JUMP_P and CALL_P predicates where applicable.
21607 * config/i386/i386.c: Ditto.
21608 * config/i386/i386.md: Ditto.
21609 * config/i386/mmx.md: Ditto.
21610 * config/i386/predicates.md: Ditto.
21612 2007-01-22 Andreas Schwab <schwab@suse.de>
21614 * config/m68k/m68k.h: Fix comment.
21616 2007-01-22 Jan Hubicka <jh@suse.cz>
21618 * passes.c (init_optimization_passes): Do not rerun
21619 pass_early_warn_uninitialized.
21621 2007-01-22 Richard Guenther <rguenther@suse.de>
21623 PR tree-optimization/30038
21624 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
21626 (execute_cse_sincos_1): Likewise.
21627 (execute_cse_sincos): Likewise.
21628 (gate_cse_sincos): Likewise.
21629 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
21630 the cexpi() canonicalization of sincos().
21631 * tree-pass.h (pass_cse_sincos): Declare.
21632 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
21634 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
21636 PR rtl-optimization/29329
21637 * combine.c (replaced_rhs_insn): Rename to i2mod.
21638 (replaced_rhs_value): Rename to i2mod_new_rhs.
21639 (i2mod_old_rhs): New global variable.
21640 (combine_instructions): Adjust for above change. Save a copy of
21641 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
21642 note are substituted in the second instruction.
21643 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
21644 ditch the note if it pertains to the second eliminated register
21645 and this register is mentioned in i2mod_old_rhs.
21648 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
21650 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
21651 the insn to which the note was originally attached.
21653 2007-01-21 Jan Hubicka <jh@suse.cz>
21655 * ipa-inline.c (inlining_mode): Comment, move up.
21656 (cgraph_decide_inlining_incrementally): Do not perform inlining
21657 itself; fix handling of flattening of self recursive functions.
21658 (cgraph_find_cycles): Remove.
21659 (cgraph_flatten_node): Remove.
21660 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
21661 (try_inline): New function.
21662 (cgraph_early_inlining): Update call of
21663 cgraph_decide_inlining_incrementally. Apply inlining here.
21664 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
21666 2007-01-21 Dirk Mueller <dmueller@suse.de>
21669 * tree-vrp.c (check_array_bounds): do not warn
21670 about ADDR_EXPR's of ARRAY_REF's which are immediately
21671 used in binary expressions.
21673 2007-01-21 Ira Rosen <irar@il.ibm.com>
21675 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
21676 read_write_dep and macros for its access.
21677 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
21678 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
21679 argument, call vect_check_interleaving for every independent pair of
21680 data-refs. Mark loads that access the same memory location as a store
21682 (vect_check_dependences): Remove.
21683 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
21684 call, fix the call to vect_analyze_data_ref_dependence.
21685 (vect_analyze_data_ref_access): For statements that access the same
21686 data-ref, check that they are not stores; for loads, check that there
21687 is no store that access the same location.
21689 2007-01-20 Roger Sayle <roger@eyesopen.com>
21690 Joseph Myers <joseph@codesourcery.com>
21692 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
21693 (-fdump-rtl-stack): Likewise.
21694 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
21695 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
21696 (-mpt-fixed): Use @minus{} for minus sign.
21697 (Using Precompiled Headers): Fix under/overfull hbox.
21699 2007-01-20 Jan Hubicka <jh@suse.cz>
21701 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
21702 place within annotation.
21704 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21706 * pa.c (output_move_double): Change array size of xoperands to 4.
21708 2007-01-20 Jan Hubicka <jh@suse.cz>
21710 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
21713 2007-01-19 Ian Lance Taylor <iant@google.com>
21715 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
21716 constant to unsigned HOST_WIDE_INT before negating.
21718 2007-01-19 Ian Lance Taylor <iant@google.com>
21720 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
21722 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
21723 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21724 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
21725 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
21726 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21727 (realloc_vdef, realloc_vuse): Change second parameter to
21729 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
21730 fields to unsigned.
21731 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
21732 unsigned. Change x and lim locals to unsigned.
21733 (realloc_vdef, realloc_vuse): Change num_elem parameter to
21735 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
21736 (copy_virtual_operands): Change i and n locals to unsigned.
21738 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21740 PR middle-end/29335
21741 * builtins.c (fold_builtin_1): Handle builtin fdim.
21743 2007-01-20 Jan Hubicka <jh@suse.cz>
21745 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
21746 * tree-ssa-structalias.c (compute_points_to_sets): Do call
21747 init_alias_heapvars.
21748 (init_alias_heapvars): Initialize only when not already initialized.
21749 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
21751 2007-01-19 Roger Sayle <roger@eyesopen.com>
21753 * common.opt (fsigned-zeros): New command line option.
21754 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
21755 of flag_unsafe_math_optimizations.
21756 * opts.c (set_fast_math_flags): The -ffast-math command line option
21757 implies -fno-signed-zeros.
21758 (fast_math_flags_set_p): Likewise.
21760 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
21761 the documentation of -ffast-math appropriately. Wrap long lines.
21763 2007-01-19 Steve Ellcey <sje@cup.hp.com>
21765 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
21766 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
21768 2007-01-19 Tomas Bily <tbily@suse.cz>
21770 * cgraphunit.c (cgraph_finalize_function): Updating of pid
21772 (tree_init_ic_make_global_vars): New function
21773 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
21774 (tree_gen_ic_profiler): New function
21775 (tree_gen_ic_func_profiler): New function
21776 (tree_profiling): Added calling of tree_gen_ic_func_profiler
21777 (tree_profile_hooks): Added hook for indirec/virtual calls
21778 * value-prof.c (tree_find_values_to_profile): New case for
21780 (tree_values_to_profile): Call for determining indirect/virtual
21782 (tree_indirect_call_to_profile): New function
21783 (tree_ic_transform): New function
21784 (tree_ic): New function
21785 (find_func_by_pid): New function
21786 (init_pid_map): New function
21787 (tree_value_profile_transformations): Added check for
21788 indirect/virtual call transformation
21789 * value-prof.h (enum hist_type): New counter type for
21790 indirect/virtual calls
21791 (profile_hooks): Added new hook for profiling indirect/virtual
21793 * profile.c (instrument_values): New case for indirect/virtual
21795 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
21796 (GCOV_COUNTER_V_INDIR): New counter type
21797 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
21798 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
21800 * cgraph.c: Definition of cgraph_max_pid
21801 (cgraph_create_node): Default init of pid attribute
21802 * cgraph.h: Declaration of cgraph_max_pid
21803 (struct cgraph_node): Added pid attribute
21804 * libgcov.c (__gcov_indirect_call_profiler): New function
21805 (__gcov_one_value_profiler_body): New function
21806 (__gcov_one_value_profiler): Body was moved to
21807 __gcov_one_value_profiler_body and calls it
21809 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
21811 * doc/gty.texi (Options): Document the mark_hook option to GTY.
21812 * gengtype.c (write_types_data, write_func_for_structure,
21813 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
21814 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
21815 (walk_type, write_func_for_structure): Generate the mark_hook if
21818 2007-01-19 Jan Hubicka <jh@suse.cz>
21820 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
21821 'early' argument take inlining mode argument specifying whether to
21822 inline for size/speeed or all functions; add support for flattening;
21824 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
21826 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21829 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
21830 the name of the declared identifier.
21832 2007-01-19 Dirk Mueller <dmueller@suse.de>
21834 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
21835 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
21836 duplicate evaluation.
21838 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21840 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
21841 Macroize expander using X87MODEF12 mode macro. Extend operand 1
21842 to XFMode, use acosxf2 and truncate result to requested mode.
21843 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21844 (asin<mode>2): Similarly, with asin expanders.
21845 (*fscalexf4_i387): Rename from *fscalexf4.
21846 (expNcorexf3): New expander.
21847 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
21848 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
21849 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
21850 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
21851 patterns for SSE math.
21852 (exp10<mode>2): Similarly, with exp10 expanders.
21853 (exp2<mode>2): Similarly, with exp2 expanders.
21854 (expm1<mode>2): Similarly, with expm1 expanders.
21855 (ldexp<mode>3): Similarly, with ldexp expanders.
21856 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
21857 Use gen_truncxf<mode>2_i387_noop to truncate result.
21859 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21861 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
21862 for ColdFire targets.
21864 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
21865 Richard Sandiford <richard@codesourcery.com>
21867 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
21868 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
21869 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
21870 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
21871 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21872 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21874 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21876 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
21877 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
21878 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
21879 (*adddi_dilshr32_cf): New pattern.
21880 (adddi3, subdi3): Remove first alternatives.
21882 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21884 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
21885 implemented using move.l, do not use its cc result for floating-point
21888 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21890 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
21891 from accepting 's' constraints if flag_pic.
21893 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21895 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
21896 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
21897 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
21898 condition from TARGET_68881 to TARGET_HARD_FLOAT.
21900 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
21902 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
21903 ColdFire alternatives.
21904 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
21905 * config/m68k/m68k.md (clzsi2): Define for ColdFire
21906 architectures that support ff1 instruction.
21908 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21909 Julian Brown <julian@codesourcery.com>
21911 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
21912 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
21913 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
21916 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21918 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
21920 (output_move_const_into_data_reg, output_move_simode_const): Delete.
21921 * config/m68k/m68k.c (const_method, const_int_cost): Take a
21922 HOST_WIDE_INT instead of an rtx.
21923 (m68k_rtx_costs): Update call accordingly.
21924 (output_move_const_into_data_reg): Likewise. Fix formatting.
21925 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
21927 (output_move_simode_const): Update calls after above changes.
21928 Rework to use automatic variables and predicates like MEM_P.
21929 * config/m68k/m68k.md (pushexthisi_const): Update call to
21932 2007-01-19 Dirk Mueller <dmueller@suse.de>
21934 * tree-ssa-alias.c (perform_var_substitution): Fix typo
21935 in dump_flags test.
21937 2007-01-19 Richard Guenther <rguenther@suse.de>
21939 * builtins.c (expand_builtin_cexpi): Fall back to expanding
21940 via cexp in case sincos is not available.
21942 2007-01-19 Richard Guenther <rguenther@suse.de>
21944 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
21945 * defaults.h (TARGET_HAS_SINCOS): Default to off.
21946 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
21947 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
21948 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
21949 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
21950 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
21951 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
21953 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21955 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
21957 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
21958 (atan2xf3): Directly generate RTL pattern.
21959 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
21960 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21961 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21962 disable patterns for SSE math.
21963 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
21964 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21965 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21966 disable patterns for SSE math.
21968 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
21970 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
21972 2007-01-18 Roger Sayle <roger@eyesopen.com>
21974 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
21975 VIEW_CONVERT_EXPR to the same type as it's operand.
21977 2007-01-18 David Edelsohn <edelsohn@gnu.org>
21979 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
21980 configured for long double 128.
21982 2007-01-18 Mike Stump <mrs@apple.com>
21984 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
21987 2007-01-18 Michael Meissner <michael.meissner@amd.com>
21989 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
21992 2007-01-18 Jan Hubicka <jh@suse.cz>
21994 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
21995 greater than NUM_VOP_FREE_BUCKETS.
21997 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
21999 * tree-ssa-structalias.c: Update comments.
22000 (ptabitmap_obstack): Removed.
22001 (pta_obstack): New.
22002 (oldpta_obstack): Ditto.
22003 (stats): Add a few members.
22004 (struct variable_info): Remove node, complex, address_taken, and
22005 indirect_target members. Add oldsolution member.
22006 (new_var_info): Do not initialize removed members.
22007 (constraint_expr_type): Remove INCLUDES.
22008 (constraint_graph): Add size, implicit_preds, rep,
22009 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
22010 (FIRST_REF_NODE): New macro.
22011 (LAST_REF_NODE): Ditto.
22012 (FIRST_ADDR_NODE): Ditto.
22013 (find): New function.
22015 (dump_constraint): Do not handle INCLUDES.
22016 (insert_into_complex): Do not insert duplicate constraints.
22017 (condense_varmap_nodes): Renamed and rewritten into ...
22018 (merge_node_constraints): This. Also fix bug in handling of
22019 offseted copy constraints.
22020 (clear_edges_for_node): No longer need to deal with preds at all,
22021 or removing associated preds/succs.
22022 (merge_graph_nodes): Deal with indirect_cycles.
22023 Don't deal with predecessors.
22024 (add_implicit_graph_edge): New function.
22025 (add_pred_graph_edge): Ditto.
22026 (add_graph_edge): Don't deal with predecessors.
22027 (build_constraint_graph): Removed.
22028 (build_pred_graph): New function.
22029 (build_succ_graph): Ditto.
22030 (struct scc_info): Removed in_component. Added roots, dfs, and
22031 node_mapping. Remove visited_index, unification_queue.
22032 (scc_visit): Deal with union-find we do now.
22033 Deal with cycles with REF nodes.
22034 (collapse_nodes): Renamed and rewritten to ...
22035 (unify_nodes): This.
22036 (process_unification_queue): Removed.
22037 (topo_visit): Cleanup
22038 (do_da_constraint): Use find.
22039 (do_sd_constraint): Ditto.
22040 (do_ds_constraint): Ditto.
22041 (do_complex_constraint): Ditto.
22042 (init_scc_info): Update for removed and added members.
22043 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
22044 (find_indirect_cycles): This.
22045 (equivalence_class): New variable.
22046 (label_visit): New function.
22047 (perform_variable_substitution): Rewritten.
22048 (free_var_substitution_info): New function.
22049 (find_equivalent_node): Ditto.
22050 (move_complex_constraints): Ditto.
22051 (eliminate_indirect_cycles): Ditto.
22052 (solve_graph): Only propagate changed bits.
22053 Use indirect cycle elimination.
22055 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
22056 (tree_id_eq): Renamed to ...
22057 (tree_vi_eq): This. Update for member change
22058 (insert_id_for_tree): Renamed and rewritten to ...
22059 (insert_vi_for_tree): This.
22060 (lookup_id_for_tree): Renamed and rewritten to ...
22061 (lookup_vi_for_tree): This.
22062 (get_id_for_tree): Renamed and rewritten to ...
22063 (get_vi_for_tree): Ditto.
22064 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
22065 (process_constraint): Don't handle INCLUDES.
22066 Remove special ADDRESSOF case.
22067 (find_func_aliases): Rewrite to use vi functions instead of id
22069 (create_function_info_for): Ditto.
22070 (create_variable_info_for): Ditto.
22071 (intra_create_variable_infos): Ditto.
22072 (merge_smts_into): Ditto.
22073 (find_what_p_points_to): Ditto.
22074 (init_base_vars): Ditto.
22075 (init_alias_vars): Ditto.
22076 (remove_preds_and_fake_succs): New function.
22077 (dump_sa_points_to_info): Dump new stats.
22078 (dump_solution_for_var): Use find.
22079 (set_used_smts): Fix formatting.
22080 (compute_points_to_sets): Updated for new functions.
22081 (ipa_pta_execute): Ditto.
22083 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22084 Richard Sandiford <richard@codesourcery.com>
22086 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
22088 * calls.c (expand_call): If the return value is a PARALLEL,
22089 extract its first member.
22090 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
22091 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22092 use FUNCTION_EXTRA_EPILOGUE.
22093 (m68k_function_value): Return a PARALLEL if the return value
22094 is of a pointer type.
22095 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
22096 (FUNCTION_EXTRA_EPILOGUE): Remove.
22097 * config/m68k/m68k.md (D0_REG): New constant.
22099 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22101 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22102 output a NOP for empty epilogues.
22104 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22106 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
22107 before function. Extend register save check to include all
22108 registers, not just integer ones.
22110 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22112 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
22113 (m68k_use_return_insn): ...this.
22114 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
22115 * config/m68k/m68k.c (use_return_insn): Rename to...
22116 (m68k_use_return_insn): ...this.
22117 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
22118 of USE_RETURN_INSN.
22120 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22122 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
22123 nearest even, fix denormal rounding overflow.
22125 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22127 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
22128 f%$smove and f%$move.
22129 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
22130 (extendsfdf2_cf): Use fdmove instead of f%&move.
22131 (truncdfsf2_cf): Use fsmove instead of f%$smove.
22132 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
22134 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22136 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
22139 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22141 * real.h (real_format): Add a canonical_nan_lsbs_set field.
22142 (coldfire_single_format): Declare.
22143 (coldfire_double_format): Likewise.
22144 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
22145 of qnan_msb_set to determine the lower bits of a canonical
22147 (encode_ieee_double): Likewise.
22148 (encode_ieee_quad): Likewise.
22149 (ieee_single_format): Initialize canonical_nan_lsbs_set.
22150 (mips_single_format): Likewise.
22151 (ieee_double_format): Likewise.
22152 (mips_double_format): Likewise.
22153 (ieee_extended_motorola_format): Likewise.
22154 (ieee_extended_intel_96_format): Likewise.
22155 (ieee_extended_intel_128_format): Likewise.
22156 (ieee_extended_intel_96_round_53_format): Likewise.
22157 (ibm_extended_format): Likewise.
22158 (mips_extended_format): Likewise.
22159 (ieee_quad_format): Likewise.
22160 (mips_quad_format): Likewise.
22161 (vax_f_format): Likewise.
22162 (vax_d_format): Likewise.
22163 (vax_g_format): Likewise.
22164 (i370_single_format): Likewise.
22165 (i370_double_format): Likewise.
22166 (decimal_single_format): Likewise.
22167 (decimal_double_format): Likewise.
22168 (decimal_quad_format): Likewise.
22169 (c4x_single_format): Likewise.
22170 (c4x_extended_format): Likewise.
22171 (real_internal_format): Likewise.
22172 (coldfire_single_format): New real_format.
22173 (coldfire_double_format): Likewise.
22174 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
22175 canonical_nan_lsbs_set.
22176 (pdp11_d_format): Likewise.
22177 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
22178 if TARGET_COLDFIRE_CPU.
22180 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22182 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
22183 (output_call, m68k_legitimize_call_address): Declare.
22184 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
22185 parenthesees. Add support for a 'W' constraint.
22186 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
22187 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
22188 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
22189 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
22191 (override_options): Initialize them. Do not set flag_no_function_cse
22192 for TARGET_ID_SHARED_LIBRARY.
22193 (m68k_output_pic_call): Delete.
22194 (m68k_legitimize_call_address): New function.
22195 (print_operand): Remove the %o prefix. Handle the %p prefix.
22196 (output_call): New function.
22197 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
22198 target address from the GOT if symbolic jumps are not allowed.
22199 * config/m68k/m68k.md (call, general_operand): Do not set
22200 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
22201 Merge separate flag_pic and !flag_pic define_insns into...
22202 (*call, *call_value): ...these new patterns. Match the address
22203 rather than the containing MEM and require it to be a call_operand.
22204 Use output_call to generate the asm template.
22205 * config/m68k/predicates.md (const_call_operand): New predicate.
22206 (call_operand): Likewise.
22208 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22210 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
22211 (STACK_GROWS_DOWNWARD): Define to 1.
22212 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
22213 comments, emphasizing that these values are only defaults.
22214 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
22215 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
22217 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22219 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
22221 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22222 Richard Sandiford <richard@codesourcery.com>
22224 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
22225 (FP_REGNO_P): New macros.
22226 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
22227 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
22228 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
22229 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
22231 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22233 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22234 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
22236 * config/m68k/t-floatlib: New file, extracting common code from...
22237 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
22238 * config/m68k/t-uclinux: Here.
22239 * config/m68k/fpgnulib.c: Do not compile extendeed precision
22240 routines on ColdFire targets.
22242 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22244 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22245 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
22246 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
22247 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
22248 explicitly set MOTOROLA to 1.
22249 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
22251 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22252 Nathan Sidwell <nathan@codesourcery.com>
22254 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
22255 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
22256 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
22257 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
22258 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
22259 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
22260 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
22261 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
22262 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
22263 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22264 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
22265 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
22266 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
22267 (DBX_REGISTER_NUMBER): Delete.
22268 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
22269 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22270 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
22272 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22274 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
22275 * config/flat.h: New file.
22276 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
22277 OBJECT_FORMAT_FLAT.
22278 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
22279 indirect references for -msep-data or -mid-shared-library.
22280 Do not use PC-relative code addresses either.
22281 * config/m68k/m68k.c (override_options): Restrict -fPIC error
22283 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
22284 for shared libraries and crt1.o for executables. Use crti.o and
22286 (ENDFILE_SPEC): Use crtend.o and crtn.o.
22287 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
22288 Do not add -elf2flt or -shared-lib-id options here.
22289 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
22290 Pass -shared-lib-id if -mid-shared-library, taking the library
22291 identifier from -mshared-library-id if given, otherwise
22293 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
22294 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
22295 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
22296 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
22297 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
22298 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
22300 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
22301 jump sequence for ISA A and ISA A+.
22302 (PICJUMP): Likewise.
22304 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22306 * config.gcc (m68k-*-uclinux*): Base the port on the common
22307 and m68k GNU/Linux files rather than on the generic ELF ones.
22308 * config/m68k/uclinux.h (TARGET_VERSION): Override.
22309 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
22311 2007-01-18 Julian Brown <julian@codesourcery.com>
22312 Richard Sandiford <richard@codesourcery.com>
22314 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
22315 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22316 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
22318 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
22319 80 unconditionally.
22320 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22322 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22324 * doc/install.texi: Document m68k-uclinuxoldabi.
22325 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
22326 * config/m68k/uclinux-oldabi.h: New file, copied from
22327 config/m68k/uclinux.h.
22329 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
22331 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
22332 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
22333 (m32r_compute_frame_size): Use unsigned for regno.
22334 (m32r_reload_lr): Use gen_frame_mem.
22336 (m32r_output_function_epilogue): Don't output the function epilogue
22338 (m32r_expand_epilogue): New.
22339 (direct_return): Return false if the function has the interrupt
22341 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
22342 * config/m32r/m32r.md (epilogue): New expander.
22343 (return_lr, return_rte): New insns.
22344 (return): Make it expander.
22345 (return_normal): New expander.
22347 2007-01-18 Josh Conner <jconner@apple.com>
22350 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
22351 support for UNLE, UNLT, UNGE, and UNGT.
22353 2007-01-18 Jan Hubicka <jh@suse.cz>
22355 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
22356 * tree-tailcall (add_virtual_phis): Likewise.
22357 (optimize_tail_call): Return TODOs.
22358 (execute_tail_calls): Return TODOs.
22359 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
22360 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
22362 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22363 Cleanup cfg using TODO.
22364 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
22365 * passes.c (execute_function_todo): When cleanup did something, remove
22367 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
22368 (make_edges): Don't cleanup_cfg.
22370 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
22372 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
22373 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
22374 operate on the top of stack.
22375 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
22376 register handling of instructions that output to the second
22378 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
22379 (move_for_stack_reg): Special-case check for dead destination
22380 stack slot for constant load of 1.0 inside UNSPEC_TAN.
22382 * config/i386/i386.md (UNSPEC_TAN): New constant.
22383 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
22384 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
22385 to correctly model move of constant 1.0 to top stack slot.
22386 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
22387 (unnamed peephole2 pattern): Remove corresponding peephole2
22388 pattern that optimizes tan insn and loading of constant 1.0.
22389 (tanxf2): Use fptanxf4_i387.
22390 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
22391 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
22392 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22393 disable patterns for SSE math.
22394 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
22395 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
22397 2007-01-18 Dirk Mueller <dmueller@suse.de>
22398 Richard Guenther <rguenther@suse.de>
22401 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
22402 * common.opt (Warray-bounds): Add new warning option.
22403 * c-opts.c (c_common_handle_option): Define -Warray-bounds
22405 * Makefile.in: make tree-vrp.o depend on toplev.h
22406 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
22408 (check_array_refs, check_array_bounds, check_array_ref): New.
22410 2007-01-18 Jan Hubicka <jh@suse.cz>
22412 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
22413 (execute_ssa_ccp): Return flags conditionally.
22414 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
22416 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
22418 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
22420 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
22421 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
22423 * Makefile.c (GTFILES): Add cfglayout.h.
22424 * gengtype.c (open_base_files): Likewise.
22425 * cfglayout.c (cfg_layout_function_footer,
22426 cfg_layout_function_header) Reindent to make gengtype happy.
22427 * cfglayout.h (cfg_layout_function_footer,
22428 cfg_layout_function_header): Add GTY(()) marker.
22430 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
22432 2007-01-18 Ben Elliston <bje@au.ibm.com>
22434 * genautomata.c (write_automata): Include xstrerror output in the
22435 error message if writing the DFA description file fails.
22437 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
22439 * config/mips/mips-protos.h (mips_output_external): Make it
22441 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
22442 * config/mips/mips.c (irix_output_external_libcall): Likewise.
22443 (extern_list): Likewise.
22444 (extern_head): Likewise.
22445 (TARGET_ASM_FILE_END): Likewise.
22446 (mips_file_end): Likewise.
22447 (mips_output_external): Rewritten.
22449 2007-01-18 Ben Elliston <bje@au.ibm.com>
22451 * genpreds.c (write_insn_preds_c): Only write out the function
22452 body for regclass_for_constraint if we have register constraints.
22454 2007-01-17 Tom Tromey <tromey@redhat.com>
22456 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
22457 * doc/install.texi (Testing): Use sourceware.org.
22458 (Binaries): Likewise.
22459 (Specific): Likewise.
22460 * doc/contrib.texi (Contributors): Use sourceware.org.
22462 2007-01-17 Anatoly Sokolov <aesok@post.ru>
22464 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
22465 (AVR_ENHANCED): Rename to ...
22466 (AVR_HAVE_MUL): ... new.
22467 (avr_enhanced_p): Rename to ...
22468 (avr_have_mul_p): ... new.
22469 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
22470 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
22471 * config/avr/avr.c (avr_enhanced_p): Rename to ...
22472 (avr_have_mul_p): ... new.
22473 (base_arch_s): Rename 'enhanced' to 'have_mul'.
22474 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
22475 'avr_enhanced_p' and 'enhanced'.
22476 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
22477 AVR_HAVE_MUL instead of AVR_ENHANCED.
22478 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
22479 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
22480 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
22481 instead of AVR_ENHANCED.
22482 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
22483 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
22484 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
22486 2007-01-17 Ian Lance Taylor <iant@google.com>
22488 * vec.h (VEC_reserve_exact): Define.
22489 (vec_gc_p_reserve_exact): Declare.
22490 (vec_gc_o_reserve_exact): Declare.
22491 (vec_heap_p_reserve_exact): Declare.
22492 (vec_heap_o_reserve_exact): Declare.
22493 (VEC_OP (T,A,reserve_exact)): New static inline function, three
22495 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
22496 negative parameter.
22497 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
22498 (VEC_OP (T,A,copy)) [all versions]: Likewise.
22499 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
22500 * vec.c (calculate_allocation): Add exact parameter. Change all
22502 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
22503 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
22504 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
22505 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
22506 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
22507 (vec_heap_p_reserve_exact): New function.
22508 (vec_heap_o_reserve_exact): New function.
22510 2007-01-17 Jan Hubicka <jh@suse.cz>
22512 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
22514 2007-01-17 Eric Christopher <echristo@apple.com>
22516 * config.gcc: Support core2 processor.
22518 2007-01-16 Jan Hubicka <jh@suse.cz>
22520 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
22521 the names, just unlink the chain so we don't crash on dangling
22525 2007-01-16 Jan Hubicka <jh@suse.cz>
22527 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
22528 * tree-pass.h: Reorder to make IPA passes appear toegher.
22529 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
22531 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
22532 parameters, do not call early inliner.
22533 * ipa-inline.c: Update comments. Include tree-flow.h
22534 (cgraph_decide_inlining): Do not compute inlining parameters.
22535 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
22536 be called with function context set up.
22537 (pass_ipa_inline): Remove unreachable functions before pass.
22538 (cgraph_early_inlining): Simplify assuming to be called from the
22540 (pass_early_inline): New pass.
22541 (cgraph_gate_ipa_early_inlining): New gate.
22542 (pass_ipa_early_inline): Turn into simple wrapper.
22543 (compute_inline_parameters): New function.
22544 (gate_inline_passes): New gate.
22545 (pass_inline_parameters): New pass.
22546 (apply_inline): Move here from tree-optimize.c
22547 (pass_apply_inline): New pass.
22548 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
22550 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
22551 doing them by hand.
22552 (tree_function_versioning): Do not allocate dummy struct function.
22553 * tree-inline.h (optimize_inline_calls): Update prototype.
22554 * tree-optimize.c (execute_fixup_cfg): Export.
22555 (pass_fixup_cfg): Remove
22556 (tree_rest_of_compilation): Do not apply inlines.
22557 * tree-flow.h (execute_fixup_cfg): Declare.
22558 * Makefile.in (gt-passes.c): New.
22559 * passes.c: Include gt-passes.h
22560 (init_optimization_passes): New passes.
22561 (nnodes, order): New static vars.
22562 (do_per_function_toporder): New function.
22563 (execute_one_pass): Dump current pass here.
22564 (execute_ipa_pass_list): Don't dump current pass here.
22566 2007-01-16 Janis Johnson <janis187@us.ibm.com>
22568 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
22569 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
22571 2007-01-16 David Edelsohn <edelsohn@gnu.org>
22573 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
22574 (strong_alias): Define.
22575 (__gcc_qmul): Provide non-FMA for soft-float.
22576 (__gcc_qdiv): Same.
22581 (__gcc_qunord): New.
22591 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
22592 soft-float functions.
22593 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
22594 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
22595 about long double soft float.
22597 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
22598 Tehila Meyzels <tehila@il.ibm.com>
22600 * tree-vectorizer.h (is_pattern_stmt_p): New.
22601 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
22602 formatting (tabs instead of spaces). Cleanup and clarify setting
22603 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
22604 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
22605 (vectorizable_type_demotion): Check that types are integral.
22606 (vectorizable_type_promotion): Likewise.
22607 (vectorizable_store): Fix typo. Eliminate new-line at end of
22610 2007-01-16 Jan Hubicka <jh@suse.cz>
22612 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
22615 2007-01-15 Eric Christopher <echristo@apple.com>
22617 * ifcvt.c: Include vec.h, vecprim.h.
22618 (check_cond_move_block): New argument regs.
22619 Reorganize. Add registers used to regs.
22620 (cond_move_process_if_block): Use regs set above as
22623 2007-01-15 Eric Christopher <echristo@apple.com>
22625 * config/darwin.h: Update copyright.
22626 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
22627 (LINK_COMMAND_SPEC): Add -u.
22628 (LINK_SPEC): Fix umbrella for above.
22630 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
22632 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
22635 2007-01-15 Tom Tromey <tromey@redhat.com>
22637 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
22638 * doc/install.texi (Testing): Don't mention jacks.
22639 (Configuration): Document --enable-java-maintainer-mode. Move
22640 --with-java-home to libgcj-specific section. Document
22642 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
22644 2007-01-15 Jan Hubicka <jh@suse.cz>
22646 * tree-ssa-dce.c (DCE_TODOs): New.
22647 (propagate_necessity): Return if something changed.
22648 (eliminate_unnecessary_stmts): Likewise.
22649 (perform_tree_ssa_dce): Return TODO flags when needed.
22650 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
22652 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
22654 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
22655 (fyl2x_extend<mode>xf3_i387): New insn pattern.
22656 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
22657 patterns using X87MODEF12 mode macro. Extend operand 1
22658 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22659 (log10<mode>2): Ditto.
22660 (log2<mode>2): Ditto.
22661 (log1p<mode>2): Ditto.
22662 (logb<mode>2): Ditto.
22663 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
22664 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
22665 (*fxtractxf3_i387): Rename from *fxtractxf3.
22666 (fxtract_extend<mode>xf3_i387): New insn pattern.
22667 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
22668 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
22669 and gen_fyl2xxf3_i387().
22671 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
22673 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
22674 * cfgloopmanip.c (fix_loop_placement): Made static. Use
22675 get_loop_exit_edges. Changed return type to bool.
22676 * cfgloop.h (fix_loop_placement): Declaration removed.
22678 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
22680 * param.h (MIN_VECT_LOOP_BOUND): New.
22681 * params.def (MIN_VECT_LOOP_BOUND): New.
22682 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
22683 argument - minimum threshold for number of iterations.
22684 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
22685 argument to declaration.
22686 * tree-vect-analyze.c (vect_analyze_operations): Check value of
22687 MIN_VECT_LOOP_BOUND.
22688 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
22689 slpeel_tree_peel_loop_to_edge with additional argument.
22690 (vect_do_peeling_for_alignment): Likewise.
22691 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
22693 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
22696 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
22697 operands of size 1.
22699 2007-01-14 Jan Hubicka <jh@suse.cz>
22701 * tree-dfa.c (remove_referenced_var): New function.
22702 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
22703 prune referenced vars list too.
22704 * tree-flow.h (remove_referenced_var): Declare.
22706 2007-01-14 Jan Hubicka <jh@suse.cz>
22708 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
22710 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
22711 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
22712 * except.h (verify_eh_throw_table_statements): Kill prototype.
22713 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
22714 into call exrepssions.
22715 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
22717 * tree-cfg.c: Include pointer-set.h.
22718 (verify_node_sharing): Work on pointer set.
22719 (verify_eh_throw_stmt_node): New.
22720 (verify_stmts): Use pointers sets, verify throw_stmt.
22722 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
22724 * ipa-reference.c (analyze_function): Consider also addresses taken
22727 2007-01-12 Roger Sayle <roger@eyesopen.com>
22729 * c-typeck.c (null_pointer_constant_p): Replace use of
22730 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22731 (build_c_cast): Likewise.
22733 2007-01-12 Roger Sayle <roger@eyesopen.com>
22735 * tree.h (force_fit_type_double): Remove unused final argument.
22736 * c-common.c (constant_expression_warning): Replace use of
22737 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22738 (convert_and_check): Likewise.
22739 (shorten_compare): Update call to force_fit_type_double.
22740 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
22741 * convert.c (convert_to_pointer): Update call to
22742 force_fit_type_double.
22743 * fold-const.c (force_fit_type_double): Remove overflowed_const
22745 (int_const_binop, fold_convert_const_int_from_int,
22746 fold_convert_const_int_from_real, fold_div_compare,
22747 fold_sign_changed_comparison, fold_unary, fold_negate_const,
22748 fold_abs_const, fold_not_const): Remove the final argument from
22749 calls to force_fit_type_double.
22751 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
22753 * configure.ac: Set insn to "nop" for spu-*-* also.
22754 * configure: Regenerate.
22756 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
22758 * builtins.def : Add BUILT_IN_FREE.
22760 2007-01-12 Jan Hubicka <jh@suse.cz>
22762 PR tree-optimization/30443
22763 * tree-inline.c (tree_function_versioning): Do not optimize when
22764 cloning for inlining.
22766 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
22768 * doc/loop.texi: Document recording of loop exits.
22769 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
22770 (update_single_exits_after_duplication,
22771 update_single_exit_for_duplicated_loop,
22772 update_single_exit_for_duplicated_loops): Removed.
22773 (duplicate_loop_to_header_edge): Do not call
22774 update_single_exits_after_duplication and
22775 update_single_exit_for_duplicated_loops.
22776 (loop_version): Do not update single_exit information.
22777 (fix_loop_structure): Use record_loop_exits instead of
22778 mark_single_exit_loops.
22779 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
22780 the lists of loop exits.
22781 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
22782 split_edge, merge_blocks): Update the lists of loop exits.
22783 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
22784 loop_optimizer_init.
22785 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
22786 of mark_single_exit_loops.
22787 (loop_optimizer_finalize): Call release_recorded_exits.
22788 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
22789 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
22790 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
22791 update single exit information.
22792 * lambda-code.c (perfect_nestify): Ditto.
22793 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
22794 (mark_single_exit_loops): Removed.
22795 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
22796 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
22797 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
22799 (get_loop_exit_edges, single_exit): Use recorded exit lists.
22800 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
22801 (verify_loop_structure): Verify consistency of the exit lists.
22802 (flow_loops_find): Use alloc_loop. Initialize exits hash.
22803 (set_single_exit): Removed.
22804 * cfgloop.h (struct loop_exit): New function.
22805 (struct loop): single_exit_ field replaced by exits field.
22806 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
22807 LOOPS_HAVE_RECORDED_EXITS.
22808 (struct loops): Added exits hash.
22809 (mark_single_exit_loops, set_single_exit): Declaration removed.
22810 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
22812 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22814 * doc/invoke.texi: Avoid use of @headitem.
22816 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22818 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
22820 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22822 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
22825 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22826 Richard Sandiford <richard@codesourcery.com>
22828 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
22829 * config/m68k/m68k.opt: Resort options.
22830 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
22832 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22833 Richard Sandiford <richard@codesourcery.com>
22835 * doc/invoke.texi: Document the macros that are defined by
22836 m68k's -mtune and -mhard-float options.
22837 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
22838 (m68k_cpp_cpu_family): Likewise.
22839 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
22840 of __ucfv*__ macros. Define __mcffpu__ if generating code for
22841 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
22842 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
22843 (m68k_cpp_cpu_family): Likewise.
22845 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22847 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
22848 macros besides mc68000 as tuning macros. Use a switch statement
22849 to set them and mcpu32.
22851 2007-01-12 Julian Brown <julian@codesourcery.com>
22853 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
22854 (TARGET_68040_ONLY): Rename to...
22855 (TARGET_68040): ...this.
22856 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
22857 * config/m68k/m68k.md: Likewise.
22859 2007-01-12 Julian Brown <julian@codesourcery.com>
22860 Nathan Sidwell <nathan@codesourcery.com>
22861 Richard Sandiford <richard@codesourcery.com>
22863 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
22864 the -mcpu= argument associated with the --with-cpu setting.
22865 Define M68K_DEFAULT_TUNE to the default -mtune= option,
22866 if different from the one implied by the -mcpu setting.
22867 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
22868 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
22869 * doc/invoke.texi: Mention ColdFire in the introduction to the
22870 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
22871 -mno-div and -mhard-float options. Make -m68881 a synonym for
22872 -mhard-float. Document the previously-undocumented -m5206e,
22873 -m528x, -m5307 and -m5407 options. Tweak the existing option
22874 documentation for consistency.
22875 * doc/install.texi: Mention new --with-cpu arguments.
22876 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
22877 default CPU if neither -mcpu nor -march are specified.
22878 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
22879 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
22880 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
22881 using m68k_tune to decide between families that implement the
22882 same ISA. Use m68k_tune to set __mcfv4e__.
22883 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
22884 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
22885 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
22886 (FL_ISA_C, FL_ISA_MMU): New macros.
22887 (MASK_COLDFIRE): Delete.
22888 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
22889 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
22890 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
22891 (TARGET_HARD_FLOAT): Do not define here.
22892 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
22893 (TUNE_68000): New macro.
22894 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
22895 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
22896 (TUNE_CFV2): Redefine in terms of m68k_tune.
22897 (uarch_type, target_device, fpu_type): New enums.
22898 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
22899 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
22900 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
22901 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
22902 (FL_FOR_isa_c): New macros.
22903 (m68k_isa): New enum.
22904 (m68k_target_selection): New structure.
22905 (all_devices, all_isas, all_microarchs): New tables.
22906 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
22907 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
22908 (MASK_ALL_CPU_BITS): Delete.
22909 (m68k_find_selection): New function.
22910 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
22911 Map the legacy target options to a combination of the new ones.
22912 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
22913 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
22914 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
22916 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
22917 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
22919 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
22920 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
22921 * config/m68k/m68k-devices.def: New file.
22923 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22924 Nathan Sidwell <nathan@codesourcery.com>
22926 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
22927 (SUBTARGET_EXTRA_SPECS): New macros.
22928 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
22929 use %(asm_cpu_spec) instead.
22930 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
22931 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
22932 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
22933 (EXTRA_SPECS): Rename to...
22934 (SUBTARGET_EXTRA_SPECS): ...this.
22936 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22937 Richard Sandiford <richard@codesourcery.com>
22938 Julian Brown <julian@codesourcery.com>
22940 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22941 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
22942 to the configuration's default CPU.
22943 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
22944 Remove default masks.
22945 (m680[012]0-*-*): Set the default with_cpu to the first part of
22947 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
22948 (m68k*-*-linux): Extend the --with-cpu handling to...
22949 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
22950 and m68010. Don't set target_cpu_default2.
22951 * doc/install.texi: Document --with-cpu for m68k.
22952 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
22953 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
22954 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
22955 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
22956 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
22957 (ASM_SPEC): Remove use of %(asm_cpu_default).
22958 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
22959 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
22960 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
22961 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
22962 __HAVE_FPU__ if TARGET_HARD_FLOAT.
22963 (TARGET_DEFAULT): Delete.
22964 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
22965 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
22966 (CPP_CPU_SPEC): Delete.
22967 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
22968 the appropriate string.
22969 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
22970 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
22971 (ASM_SPEC): Don't use %(asm_default_spec).
22972 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
22973 TARGET_DEFAULT and add MASK_68881.
22974 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
22976 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22978 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
22979 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
22980 MASK_68010 alongside MASK_68020.
22981 * doc/invoke.texi: Document -m68010.
22982 * config/m68k/m68k.opt (m68010): New.
22983 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
22985 (TUNE_68010): New macro.
22986 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
22987 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
22988 (M68K_CPU_m68332): Add MASK_68010.
22989 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
22990 fallback definition.
22991 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
22993 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
22994 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
22995 to all entries that use MASK_68020.
22996 (output_move_simode_const, output_move_himode, output_move_qimode)
22997 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
22998 instead of TARGET_68020 to select clr behavior. Remove comment
22999 about there being no TARGET_68010.
23000 * config/m68k/m68k.md: Likewise throughout.
23002 2007-01-12 Julian Brown <julian@codesourcery.com>
23004 * config/m68k/m68k.h (TARGET_ISAB): New macro.
23005 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
23006 * config/m68k/m68k.md: Likewise.
23008 2007-01-12 Julian Brown <julian@codesourcery.com>
23010 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
23011 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
23013 2007-01-12 Julian Brown <julian@codesourcery.com>
23015 * config/m68k/m68k.h (TUNE_68040_60): New macro.
23016 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
23017 * config/m68k/m68k.md: Likewise.
23019 2007-01-12 Julian Brown <julian@codesourcery.com>
23020 Richard Sandiford <richard@codesourcery.com>
23022 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
23023 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
23024 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
23026 (TARGET_CPU32): Rename to...
23027 (TUNE_CPU32): ...this.
23028 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
23029 (TUNE_CFV2): New macros.
23030 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
23031 remove conditions that are implied by TARGET_68020.
23032 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
23033 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
23034 (m68k_output_function_epilogue): Likewise.
23035 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
23036 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
23037 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
23038 non-68000 timings. Refactor multiplication and division costs.
23039 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
23040 TUNE_CPU32 instead of TARGET_CPU32.
23041 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
23042 and TUNE_68060 instead of TARGET_68060.
23043 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
23044 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
23046 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
23047 && !TARGET_COLDFIRE" to choose between moveq and clr.
23048 Likewise in the unnamed movsf pattern.
23049 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
23050 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
23053 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23055 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
23056 of tabbing before backslashes.
23058 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23060 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
23061 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
23062 (ASM_OUTPUT_INTERNAL_LABEL): Define.
23064 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23066 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
23067 find_interesting_uses_cond.
23068 (find_interesting_uses_cond): Use extract_cond_operands.
23069 (rewrite_use_compare): Use extract_cond_operands and
23070 force_gimple_operand_bsi. Do not call update_stmt.
23071 (determine_use_iv_cost_condition): Use extract_cond_operands.
23072 Return cheaper of using original bound and changing the exit bound.
23074 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23076 PR tree-optimization/29516
23077 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
23078 most_expensive_mult_to_index, addr_to_parts,
23079 create_mem_ref, maybe_fold_tmr): Make the type of
23080 fields of TARGET_MEM_REF sizetype.
23081 (move_fixed_address_to_symbol, move_pointer_to_base):
23083 * tree.def (TARGET_MEM_REF): Add comment on types of
23086 2007-01-11 Joseph Myers <joseph@codesourcery.com>
23088 * c-common.c (vector_types_convertible_p): Treat opaque types as
23089 always convertible if they have the same size, but not otherwise.
23091 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
23093 * ifcvt.c (struct noce_if_info): Add comments to the fields.
23094 Remove the b_unconditional field.
23095 (noce_try_sign_mask): Do not look at b_unconditional.
23096 (noce_process_if_block): Do not use merge_if_blocks. Update
23097 the CFG here. Do not set b_unconditional.
23098 (cond_move_process_if_block): Likewise.
23099 (find_cond_trap): Likewise.
23100 (check_cond_move_block): Require simple jump insns at the end
23101 of the basic block.
23103 2007-01-11 Jan Hubicka <jh@suse.cz>
23105 PR tree-optimization/1046
23106 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
23107 when alias info is not ready.
23108 (pass_tail_recursion): Do not require aliasing.
23109 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
23110 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
23111 * tree-ssa-copy.c (pass_copy_prop): Likewise.
23112 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
23113 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
23114 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
23115 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
23117 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
23118 When aliasing is not build, mark statement as volatile.
23120 2007-01-11 Tom Tromey <tromey@redhat.com>
23122 PR preprocessor/15185, PR preprocessor/20989:
23123 * doc/cppopts.texi <-MT>: Update description of algorithm for
23124 computing default target.
23125 <-M, -MD>: Reword "basename" text.
23127 2007-01-11 Roger Sayle <roger@eyesopen.com>
23129 * builtins.c (expand_builtin_pow, expand_builtin_powi,
23130 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
23131 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
23132 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
23133 fold_builtin_bswap, real_constp, fold_builtin_pow,
23134 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
23135 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
23136 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23137 * convert.c (convert_to_pointer): Likewise.
23138 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
23139 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
23140 const_binop, fold_convert_const_int_from_int,
23141 fold_convert_const_int_from_real,
23142 fold_convert_const_real_from_real, sign_bit_p,
23143 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
23144 fold_sign_changed_comparison, fold_unary, fold_comparison,
23145 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
23146 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
23147 * print-tree.c (print_node_brief, print_node): Likewise.
23148 * stor-layout.c (place_field, layout_type): Likewise.
23149 * tree-chrec.c (keep_cast): Likewise.
23150 * tree.c (build_vector, build_real, build_real_from_int_cst,
23151 build_complex): Likewise.
23153 2007-01-11 Roger Sayle <roger@eyesopen.com>
23155 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
23156 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
23158 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
23160 * configure.ac (strict1_warn): Rename to strict_warn.
23161 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
23162 cc_set_by_configure, quoted_cc_set_by_configure,
23163 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
23164 all_boot_languages, all_stagestuff): Remove.
23165 (target_list): Remove bootstrap targets.
23166 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
23167 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
23168 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
23169 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
23170 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
23171 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
23172 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
23173 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
23174 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
23175 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
23176 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
23177 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
23178 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
23179 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
23180 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
23181 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
23182 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
23183 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
23184 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
23185 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
23186 (mostlyclean): Adjust.
23187 (clean, distclean): Don't mention bootstrap stuff.
23188 * configure: Regenerate.
23189 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
23190 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
23191 treelang/config-lang.in (stagestuff): Remove.
23192 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
23193 stageprofile, stagefeedback, stagestuff): Remove mention.
23195 2007-01-11 Nick Clifton <nickc@redhat.com>
23197 * config/mcore/predicates.md (mcore_general_movesrc_operand):
23199 (mcore_general_movdst_operand): Do not accept CONST_INTs.
23200 (mcore_arith_K_S_operand): Run the test for the S constraint not
23201 the test for the M constraint.
23202 (mcore_addsub_operand): Do not accept integer values that are
23203 larger than 32 bits.
23204 * config/mcore/mcore.md: Remove unused constraints from split.
23205 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
23206 (addsi3): Likewise.
23207 (allocate_stack): Likewise.
23208 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
23209 operands to 32 bits.
23210 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
23212 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
23213 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
23214 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
23215 mcore_output_bclri, mcore_output_andn, output_inline_const,
23216 mcore_output_move, mcore_output_movedouble): Likewise.
23217 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
23218 (output_inline_const): Likewise.
23219 (output_inline_const): Fix format strings used in sprintf
23221 * config/mcore/mcore-protos.h: Update prototypes for changed
23222 functions in mcore.c.
23223 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
23224 HOST_WIDE_INT and not int.
23225 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
23226 CONST_OK_FOR_N): Likewise.
23227 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
23228 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
23231 2007-01-10 Jan Hubicka <jh@suse.cz>
23233 * tree-vrp.c (remove_range_assertions): Release defs.
23234 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
23235 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
23237 2007-01-10 Paul Brook <paul@codesourcery.com>
23239 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
23240 * config/arm/arm.md (mulsi3subsi): New insn.
23242 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
23244 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
23245 (tree_transform_and_unroll_loop): New.
23246 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
23249 2007-01-10 Robert Kennedy <jimbob@google.com>
23251 * fold-const.c (fold_comparison): Fold comparisons like (x *
23252 1000 < 0) to (x < 0).
23254 2007-01-10 Ian Lance Taylor <iant@google.com>
23256 * tree-pretty-print.c (dump_generic_node): Print parentheses when
23257 operands have the same priority.
23259 2007-01-10 Tom Tromey <tromey@redhat.com>
23261 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
23262 (fold_binary): Likewise.
23263 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
23264 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
23265 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
23266 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
23267 * langhooks.h (struct lang_hooks): Removed field
23268 'can_use_bit_fields_p'.
23270 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
23272 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
23274 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
23276 * function.c (get_last_funcdef_no): New function.
23277 * function.h (get_last_funcdef_no): Declare.
23278 * tree-inline.c (initialize_cfun): Add initialization.
23279 (tree_function_versioning): Cleanup.
23281 2007-01-10 Jan Hubicka <jh@suse.cz>
23283 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
23286 2007-01-10 Sa Liu <saliu@de.ibm.com>
23287 Ben Elliston <bje@au.ibm.com>
23289 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
23290 for SAVE_NONLOCAL and Pmode for any other save level.
23291 * spu-protos.h (spu_restore_stack_block): Declare.
23292 * spu.md (save_stack_block): Remove.
23293 (restore_stack_block): Call spu_restore_stack_block.
23294 * spu.c (spu_restore_stack_block): New function.
23295 (spu_expand_epilogue): Remove old comment.
23297 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
23299 PR tree-optimization/30322
23300 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
23301 (cand_value_at): Return the value as aff_tree.
23302 (may_eliminate_iv): Convert the bound from aff_tree to tree.
23303 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
23304 aff_combination_mult): New functions.
23305 (aff_combination_add): Use aff_combination_add_cst.
23306 (aff_combination_convert): Allow conversions to a wider type.
23307 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
23308 * tree-affine.h (aff_combination_mult): Declare.
23310 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
23312 * doc/tm.texi: Update documentation to reflect reality of exec
23313 and start file search behaviours. Update copyright year.
23314 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
23315 header file directories.
23317 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
23319 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
23320 (*cosxf2): Rename to cosxf2_i387.
23321 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
23322 using X87MODEF12 mode macro. Rename patterns to
23323 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
23325 (*cosdf2, *cossf2): Ditto.
23326 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
23327 to match extended input operands.
23328 (sincos<mode>3): New expander.
23329 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
23330 insn patterns and corresponding splitters.
23332 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
23334 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
23335 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
23337 2007-01-09 Nicolas Pitre <nico@cam.org>
23340 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
23342 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23344 * target.h (struct gcc_target): New field library_rtti_comdat.
23345 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
23346 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
23347 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
23348 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
23350 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23352 * doc/invoke.texi (Optimize Options): Correct description of -O0.
23354 2007-01-08 Richard Guenther <rguenther@suse.de>
23356 * tree.h (force_fit_type_double): Export.
23357 (force_fit_type): Remove.
23358 * fold-const.c (force_fit_type_double): New function.
23359 (force_fit_type): Remove.
23360 (int_const_binop): Use it.
23361 (fold_convert_const_int_from_int): Likewise.
23362 (fold_convert_const_int_from_real): Likewise.
23363 (fold_div_compare): Likewise.
23364 (fold_sign_changed_comparison): Likewise.
23365 (fold_unary): Likewise.
23366 (fold_negate_const): Likewise.
23367 (fold_abs_const): Likewise.
23368 (fold_not_const): Likewise.
23369 * c-common.c (shorten_compare): Use force_fit_type_double.
23370 * convert.c (convert_to_pointer): Likewise.
23372 2007-01-08 Richard Guenther <rguenther@suse.de>
23374 * tree.h (build_int_cst_wide_type): Export.
23375 * tree.c (build_int_cst_wide_type): New function.
23376 (build_int_cst_wide): Fix comment.
23377 * builtins.c (fold_builtin_object_size): Use build_int_cst
23378 to build -1 or 0 of the correct type. Use fit_double_type
23379 to check for overflow.
23380 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
23382 (decode_field_reference): Likewise.
23383 (all_ones_mask_p): Likewise.
23384 (native_interpret_int): Use build_int_cst_wide_type.
23385 (fold_binary): Use build_int_cst_type to build an all-ones
23387 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
23389 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
23391 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
23393 2007-01-09 Ben Elliston <bje@au.ibm.com>
23395 * genautomata.c (STATS_OPTION): New option.
23396 (stats_flag): New flag.
23397 (gen_automata_option): Handle it.
23398 (initiate_automaton_gen): Ditto.
23399 (write_automata): Output statistics only if stats_flag is
23400 set. Likewise, output time statistics only if time_flag is set.
23401 * doc/md.texi (Processor pipeline description): Document new flag.
23403 2007-01-08 Richard Guenther <rguenther@suse.de>
23405 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
23406 * tree.c (build_int_cst_type): Likewise.
23407 (size_in_bytes): Don't call force_fit_type on the result.
23408 (int_fits_type_p): Use fit_double_type.
23409 * fold-const.c (fit_double_type): New function.
23410 (force_fit_type): Use it.
23411 * tree.h (fit_double_type): Export.
23413 2007-01-08 Jan Hubicka <jh@suse.cz>
23415 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
23416 * ipa.c (function_and_variable_visibility): Fix return type.
23418 2007-01-08 Richard Guenther <rguenther@suse.de>
23420 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
23421 of offset to build the index.
23422 * tree-pretty-print.c (dump_generic_node): Don't build negated
23423 const just for printing.
23424 * c-pretty-print.c (pp_c_integer_constant): Likewise.
23425 * builtins.c (fold_builtin_int_roundingfn): Check if result
23426 fits the type by using force_fit_type and comparing the result.
23427 * predict.c (predict_loops): Use compare_tree_int for comparison.
23428 * tree.c (build_int_cst): Fall back to integer_type_node for
23430 (build_int_cst_wide): Assert type is non-null.
23432 2007-01-08 Roberto Costa <roberto.costa@st.com>
23434 * tree-vrp.c (extract_range_from_cond_expr): New.
23435 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
23436 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
23438 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
23439 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
23440 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
23441 used as expressions.
23442 * tree-object-size.c (cond_expr_object_size): New.
23443 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
23445 2007-01-08 Jan Hubicka <jh@suse.cz>
23447 * tree-ssa-forwprop.c (forward_propagate_into_cond,
23448 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
23451 2007-01-08 Richard Guenther <rguenther@suse.de>
23453 PR tree-optimization/23603
23454 * tree-vrp.c (set_value_range_to_truthvalue): New function.
23455 (extract_range_from_binary): Fall back to truthvalue instead of
23456 varying for TRUTH_*_EXPR.
23457 (extract_range_from_comparison): Fall back to truthvalue instead of
23459 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
23460 if all visited PHI values were constant.
23462 2007-01-08 Jan Hubicka <jh@suse.cz>
23464 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
23465 (cgraph_analyze_function): break out from ...
23466 (cgraph_finalize_compilation_unit): ... here.
23467 (cgraph_expand_function): Remove forgoten commented out line.
23468 (cgraph_optimize): Analyze functions.
23470 2007-01-08 Jan Hubicka <jh@suse.cz>
23472 * tree-pas.h (TODO_remove_function): New flag.
23473 (TODO_update*): Renumber.
23474 (pass_ipa_increase_alignment,
23475 pass_ipa_function_and_variable_visibility): New passes.
23476 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
23477 (cgraph_function_and_variable_visibility): Move to ipa.c
23478 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
23479 cgraph_increase_alignment.
23480 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
23481 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
23482 calling tree-inline.
23483 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
23484 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
23485 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
23486 (gate_increase_alignment): New function.
23487 (pass_ipa_increase_alignment): New pass.
23488 * ipa.c: Inline tree-pass.h and timevar.h
23489 (function_and_variable_visibility): Move here from cgraphunit.c
23490 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
23491 * passes.c (init_optimization_passes): Add the two new passes.
23492 (execute_todo): Handle cgraph_remove_functions.
23494 2007-01-08 Nick Clifton <nickc@redhat.com>
23496 * config/frv/predicates.md (reg_or_0_operand): Accept
23499 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
23501 * config/bfin/rtems.h, config/bfin/t-rtems: New.
23502 * config.gcc: Add bfin*-rtems*.
23504 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
23506 * c.opt: Add -flax-vector-conversions.
23507 * c-typeck.c (convert_for_assignment): Pass flag to
23508 vector_types_convertible_p to allow emission of note.
23509 (digest_init): Likewise.
23510 * c-opts.c: Handle -flax-vector-conversions.
23511 * c-common.c (flag_lax_vector_conversions): New.
23512 (vector_types_convertible_p): Unless -flax-vector conversions
23513 has been passed, disallow conversions between vectors with
23514 differing numbers of subparts and/or element types. If such
23515 a conversion is disallowed, possibly emit a note on the first
23516 occasion only to inform the user of -flax-vector-conversions.
23517 The new last argument specifies this.
23518 * c-common.h (flag_lax_vector_conversions): New.
23519 (vector_types_convertible_p): Add extra argument.
23520 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
23521 char_type_node for V*QI type vectors.
23522 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
23523 Update to satisfy new typechecking rules.
23524 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
23525 C and C++ variants.
23526 * doc/invoke.texi (C Dialect Options): Document
23527 -flax-vector-conversions.
23529 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
23531 PR tree-optimization/29877
23532 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
23533 a register variable on the RHS to not be replaceable.
23535 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
23536 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
23537 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
23538 const_simm15, const_pow2, const_npow2): Added.
23539 * config/score/misc.md (insv, extv, extzv, movmemsi,
23540 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
23541 * config/score/score.c (score_address_cost, score_select_cc_mode):
23543 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
23544 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
23545 Update score_print_operand.
23546 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
23547 Adjust register allocate order and update some macro define.
23548 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
23549 mdx_block_move_straight, mdx_block_move_loop_head,
23550 mdx_block_move_loop_body, mdx_block_move_loop_foot,
23551 mdx_block_move_loop, mdx_block_move): Added.
23552 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
23553 mdp_limm): Updated and fix some bug and typo.
23554 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
23555 (movsf, movdf, doloop_end): Added.
23557 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
23559 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
23560 config/arm/thumb2.md: Fix comment typos.
23561 * doc/extend.texi: Fix a typo.
23563 2007-01-07 Eric Christopher <echristo@apple.com>
23565 * configure.ac: Check for __stack_chk_fail for darwin.
23566 * configure: Regenerate.
23568 2007-01-07 Richard Guenther <rguenther@suse.de>
23570 * tree-vrp.c (extract_range_from_assert): CSE calls to
23571 compare_values where possible.
23572 (extract_range_from_unary_expr): Likewise.
23574 2007-01-07 Anatoly Sokolov <aesok@post.ru>
23576 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
23577 * config/avr/avr.c (call_insn_operand): Delete function.
23578 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
23579 instead of register number. Use predicates.
23580 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
23581 call_insn_operand): Add.
23583 2007-01-06 Jan Hubicka <jh@suse.cz>
23585 * tree-pass.h (pass_build_cgraph_edges): Declare.
23586 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
23587 (visited_nodes): Remove.
23588 (cgraph_create_edges): Move to cgraphbuild.c; rename to
23589 build_cgrpah_edges; make visited_nodes local.
23590 (cgraph_process_new_functions): DO not call initialize_inline_failed.
23591 (record_references_in_initializer): Move to cgraphbuild.c
23592 (initialize_inline_failed, rebuild_cgraph_edges,
23593 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
23594 (verify_cgraph_node): Make visited_nodes local.
23595 (cgraph_analyze_function): Do not call cgraph_create_edges and
23596 initialize_inline_failed.
23597 (cgraph_expand_function): Do not call cgraph_lower_function;
23598 assert that function is already lowered.
23599 * Makefile.in (cgraphbuild.o): New.
23600 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
23601 at the end of lowering passes.
23603 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
23605 * ifcvt.c (cond_move_convert_if_block): New function, code
23606 factored out from...
23607 (cond_move_process_if_block): ...here. Call the new function
23608 on the THEN and ELSE blocks.
23609 (merge_if_block): Do not copy global_live_at_end, merge_blocks
23610 already takes care of this.
23612 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23615 * tree.h (TREE_OVERFLOW_P): New.
23616 * c-typeck.c (parser_build_unary_op): Warn only if result
23617 overflowed and operands did not.
23618 (parser_build_binary_op): Likewise.
23619 (convert_for_assignment): Remove redundant overflow_warning.
23620 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
23622 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23624 * c-typeck.c (store_init_value): Split over two lines to follow
23625 the GNU coding style.
23627 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
23629 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
23630 __GXX_EXPERIMENTAL_CXX0X__.
23631 * doc/cpp.texi: Same.
23633 2007-01-05 Richard Guenther <rguenther@suse.de>
23635 PR middle-end/27826
23636 * tree.c (get_narrower): Do not construct COMPONENT_REFs
23637 with mismatched types. Instead explicitly build a
23638 conversion NOP_EXPR.
23640 2007-01-05 Ian Lance Taylor <iant@google.com>
23642 * c-common.c (decl_with_nonnull_addr_p): New function.
23643 (c_common_truthvalue_conversion): Call it.
23644 * c-typeck.c (build_binary_op): Likewise.
23645 * c-common.h (decl_with_nonnull_addr_p): Declare.
23647 2007-01-05 Jakub Jelinek <jakub@redhat.com>
23650 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
23653 2007-01-05 Joel Brobecker <brobecker@adacore.com>
23655 * doc/install.texi (Final install): Document the fact that
23656 the GNAT runtime should not be stripped.
23658 2007-01-04 Jan Hubicka <jh@suse.cz>
23660 * tree-inline.c (fold_marked_statements): Update operand caches
23661 and EH after folding
23663 2007-01-04 Ian Lance Taylor <iant@google.com>
23665 * c-common.c (check_function_nonnull): Whitespace fix.
23667 2007-01-04 Jan Hubicka <jh@suse.cz>
23669 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
23670 comitted older version of patch.
23671 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
23672 function, celanup cfg and collect garbage.
23674 2007-01-04 Mike Stump <mrs@apple.com>
23676 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
23679 2007-01-04 Eric Christopher <echristo@apple.com>
23681 * libgcc2.c (__bswapsi2): Use SItype.
23682 (__bswapdi2): Use DItype.
23683 * libgcc2.h: Update for above.
23685 2007-01-04 Paul Brook <paul@codesourcery.com>
23687 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
23688 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
23689 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
23690 umulsidi3, umulsidi3adddi, smulsi3_highpart,
23691 umulsi3_highpart): Make conditional on !arm_arch6.
23692 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
23693 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
23694 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
23695 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
23696 umulsi3_highpart_v6): New insns.
23698 2007-01-04 Roger Sayle <roger@eyesopen.com>
23700 * fold-const.c (fold_convert): When casting an expression to void,
23701 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
23702 have a type. Instead of attempting to build a NOP_EXPR, return
23703 these "special" trees directly.
23705 2007-01-04 Joseph Myers <joseph@codesourcery.com>
23707 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
23708 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
23709 rs6000_cost->fp not 0 as adjustment for outer NEG.
23711 2007-01-04 Jan Hubicka <jh@suse.cz>
23713 * cgraph.c (cgraph_release_function_body): New function.
23714 (cgraph_remove_node): Use it.
23715 * cgraph.h (cgraph_release_function_body): Declare.
23716 * cgraphunit.c (cgraph_expand_function): Use it.
23717 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
23718 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
23719 is initialized and while compilation of other function is running.
23720 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
23721 statement CFG annotations from here to ...
23722 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
23724 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
23726 * cfgloop.h (enum li_flags): Make the constants powers of two.
23728 2007-01-04 Jan Hubicka <jh@suse.cz>
23730 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
23732 (fold_marked_statements): New function.
23733 (optimize_inline_calls, tree_function_versioning): Fold new statements.
23734 * tree-inline.h (copy_body_data): Add statements_to_fold.
23736 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
23738 * config.gcc: Mention libgcc/config.host.
23739 * Makefile.in: Update comments mentioning libgcc.
23740 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
23741 (all.cross, start.encap, rest.encap, rest.cross): Update
23742 dependencies for libgcc move.
23743 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
23744 (clean-target, clean-target-libgcc): Delete.
23745 (srcdirify, GCC_EXTRA_PARTS): New macros.
23746 (libgcc-support, libgcc.mvars): New rules.
23747 (distclean): Remove mention of mklibgcc.
23748 (install): Don't reference INSTALL_LIBGCC.
23749 (install-common): Don't reference EXTRA_PARTS.
23750 (install-libgcc, install-multilib): Delete rules.
23751 * mklibgcc.in: Delete file.
23752 * doc/configfiles.texi: Don't mention mklibgcc.
23754 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
23755 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
23756 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
23757 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
23758 (mklibgcc, ldblspecs): Likewise.
23760 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
23761 (posixpre.def): Use $(T).
23762 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
23763 (SHLIB_SRC, SHLIB_INSTALL): Delete.
23764 (SHLIB_LINK): Make dummy.
23765 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
23767 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
23769 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
23770 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
23771 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
23772 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
23774 * configure.ac (all_outputs): Remove mklibgcc.
23775 * configure: Regenerated.
23777 2007-01-03 Josh Conner <jconner@apple.com>
23779 PR middle-end/29683
23780 * calls.c (compute_argument_addresses): Set stack and stack_slot
23781 for partial args, too.
23782 (store_one_arg): Use locate.size.constant for the size when
23783 generating a save_area.
23785 2007-01-03 Robert Kennedy <jimbob@google.com>
23787 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
23788 whose definitions are deleted due to basic block merging.
23790 2007-01-03 Paul Brook <paul@codesourcery.com>
23793 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
23795 (use_return_insn): Return 0 for Thumb interrupt functions.
23796 (print_multi_reg): Add rfe argument for IRQ returns.
23797 (arm_output_epilogue): Pop interrupt return address directly into PC.
23798 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
23800 2007-01-03 Paul Brook <paul@codesourcery.com>
23802 Merge from sourcerygxx-4_1.
23803 * config/arm/thumb2.md: New file.
23804 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
23806 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
23807 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23808 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
23809 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
23811 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23812 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
23814 * config/arm/ieee754-sf.S: Ditto.
23815 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
23816 (thumb1_base_register_rtx_p): ... to this.
23817 (thumb_index_register_rtx_p): Rename...
23818 (thumb1_index_register_rtx_p): ... to this.
23819 (thumb_output_function_prologue): Rename...
23820 (thumb1_output_function_prologue): ... to this.
23821 (thumb_legitimate_address_p): Rename...
23822 (thumb1_legitimate_address_p): ... to this.
23823 (thumb_rtx_costs): Rename...
23824 (thumb1_rtx_costs): ... to this.
23825 (thumb_compute_save_reg_mask): Rename...
23826 (thumb1_compute_save_reg_mask): ... to this.
23827 (thumb_final_prescan_insn): Rename...
23828 (thumb1_final_prescan_insn): ... to this.
23829 (thumb_expand_epilogue): Rename...
23830 (thumb1_expand_epilogue): ... to this.
23831 (arm_unwind_emit_stm): Rename...
23832 (arm_unwind_emit_sequence): ... to this.
23833 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
23834 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
23835 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
23836 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
23837 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
23838 thumb2_output_casesi): New functions.
23839 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
23840 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
23841 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
23842 THUMB2_WORK_REGS): Define.
23843 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
23844 arm_condexec_mask, arm_condexec_masklen)): New variables.
23845 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
23846 (arm_override_options): Check new CPU capabilities.
23847 Set new architecture flag variables.
23848 (arm_isr_value): Handle v7m interrupt functions.
23849 (user_return_insn): Return 0 for v7m interrupt functions. Handle
23851 (const_ok_for_arm): Handle Thumb-2 constants.
23852 (arm_gen_constant): Ditto. Use movw when available.
23853 (arm_function_ok_for_sibcall): Return false for v7m interrupt
23855 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
23856 (thumb_find_work_register, arm_load_pic_register,
23857 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
23858 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
23859 print_multi_reg, output_mov_long_double_fpa_from_arm,
23860 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
23861 output_mov_double_fpa_from_arm, output_move_double,
23862 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
23863 output_return_instruction, arm_output_function_prologue,
23864 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
23865 arm_output_mi_thunk, thumb_set_return_address): Ditto.
23866 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
23867 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
23868 (arithmetic_instr, shift_op): Use arm_shift_nmem.
23869 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
23871 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
23872 (thumb_expand_prologue): Use thumb_set_frame_pointer.
23873 (arm_file_start): Output directive for unified syntax.
23874 (arm_unwind_emit_set): Handle stack alignment instruction.
23875 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
23876 Add v6t2, v7, v7a, v7r and v7m.
23877 (RETLDM): Add Thumb-2 code.
23878 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
23879 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
23880 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
23881 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
23882 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
23883 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
23884 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
23885 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
23886 ADJUST_INSN_LENGTH): Define.
23887 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
23888 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
23889 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
23890 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
23891 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
23892 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
23893 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
23894 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
23895 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
23896 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
23897 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
23898 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
23899 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
23900 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
23901 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
23902 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
23903 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
23905 * config/arm/arm-tune.md: Regenerate.
23906 * config/arm/arm-protos.h: Update prototypes.
23907 * config/arm/vfp.md: Enable patterns for Thumb-2.
23908 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
23909 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
23910 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
23911 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
23912 * config/arm/libunwind.S: Add Thumb-2 code.
23913 * config/arm/constraints.md: Update include Thumb-2.
23914 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
23915 * config/arm/ieee754-df.S: Ditto.
23916 * config/arm/bpabi.S: Ditto.
23917 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
23918 * config/arm/predicates.md (low_register_operand,
23919 low_reg_or_int_operand, thumb_16bit_operator): New.
23920 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
23921 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
23922 * config/arm/t-arm-elf: Add armv7 multilib.
23923 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
23925 (UNSPEC_STACK_ALIGN, ce_count): New.
23926 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
23927 arm_zero_extendsidi2, arm_zero_extendqidi2): New
23929 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
23930 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
23931 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
23932 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
23933 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
23934 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
23936 * doc/extend.texi: Document ARMv7-M interrupt functions.
23937 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
23939 2007-01-03 Jakub Jelinek <jakub@redhat.com>
23941 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
23942 (struct _Unwind_Context): Rename args_size to flags, remove
23943 signal_frame field, add a new args_size field and version field.
23944 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
23945 _Unwind_IsExtendedContext): New inline functions.
23946 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
23947 Assume by_value array is only present if _Unwind_IsExtendedContext.
23948 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
23949 _Unwind_IsSignalFrame.
23950 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
23951 (uw_update_context_1): Use _Unwind_SetSignalFrame.
23952 (uw_init_context_1): Initialize context->flags to
23953 EXTENDED_CONTEXT_BIT.
23954 * config/rs6000/linux-unwind.h (frob_update_context): Use
23955 _Unwind_SetSignalFrame.
23957 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23959 PR middle-end/30353
23960 * gimplify.c (gimplify_modify_expr_complex_part): Move below
23961 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
23964 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
23966 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
23967 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
23968 RET, AT_SP): Remove.
23969 * config/i386/i386.md (*sse_prologue_save_insn): Use return
23972 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23973 * cfgbuild.c (find_basic_blocks): Likewise.
23974 * cfgrtl.c (rtl_create_basic_block): Likewise.
23975 * function.c (temp_slots_at_level): Likewise.
23976 * reg-stack.c (stack_regs_mentioned): Likewise.
23977 * regclass.c (allocate_reg_info): Likewise.
23978 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23979 set_bb_for_stmt, move_block_to_fn): Likewise.
23980 * tree-complex.c (tree_lower_complex): Likewise.
23981 * vec.h (VEC_safe_grow_cleared): New.
23983 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
23985 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
23987 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
23988 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
23990 * cfgloopmanip.c (scale_loop_frequencies): Export.
23991 (loopify): Scale the frequencies by prescribed coefficients.
23992 (set_zero_probability): New function.
23993 (duplicate_loop_to_header_edge): Improve updating of frequencies.
23994 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
23995 and frequencies according to arguments.
23996 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
23998 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
23999 * modulo-sched.c (sms_schedule): Set probabilities for entering
24000 versioned loop correctly.
24001 * tree-vect-transform.c (vect_transform_loop): Ditto.
24002 * cfgloop.h (loopify, loop_version): Declaration changed.
24003 (scale_loop_frequencies): Declared.
24005 2007-01-02 Jan Hubicka <jh@suse.cz>
24007 * cgraph.c: Include tree-flow.h
24008 (cgraph_add_new-function): Handle IPA_SSA mode; execute
24009 early_local_passes.
24010 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
24011 * tree-pass.h (pass_all_early_optimizations): Declare.
24012 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
24013 early_local_passes.
24014 (cgraph_analyze_function): Do early_local_passes.
24015 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24016 Do not add referenced vars.
24017 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
24019 (gate_all_early_local_passes): New gate.
24020 (pass_early_local_passes): Use new gate.
24021 (execute_early_local_optimizations): New functions.
24022 (gate_all_early_optimizations): New gate.
24023 (pass_all_early_optimizations): New pass.
24024 (execute_free_datastructures): Free SSA only when initialized.
24025 (gate_init_datastructures): Init only when optimizing.
24026 (tree_lowering_passes): Do early local passes when called late.
24027 * tree-profile.c (do_tree_profiling): Don't profile functions added
24029 (do_early_tree_profiling, pass_early_tree_profile): Kill.
24030 * tree-cfg.c (update_modified_stmts): Do not update when operands are
24032 * passes.c (init_optimizations_passes): Reorder so we go into SSA
24033 during early_local_passes.
24034 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
24037 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24039 * Makefile.in: Update copyright year.
24041 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24043 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
24044 in $(lang_checks) and check-consistency targets.
24046 2007-01-02 Jan Hubicka <jh@suse.cz>
24048 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24049 Do not add referenced vars.
24050 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
24052 * passes.c (init_optimization_passes): Put mudflap_2 after
24053 free_datastructures.
24055 2007-01-02 Jan Hubicka <jh@suse.cz>
24057 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
24058 Set NOTHROW flag on call statements proved to be nothrow.
24059 Update statement of local calls so new pure/const functions are
24060 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
24062 (tree_rest_of_compilation): Register hooks and initialize bitmap
24063 early. Do not set after_inlining flag.
24065 2007-01-02 Steve Ellcey <sje@cup.hp.com>
24067 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
24068 HOST_BITS_PER_LONGLONG
24070 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24073 * c-typeck.c (store_init_value): Don't emit pedantic overflow
24074 warning for non-static initializers.
24076 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
24078 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
24079 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
24080 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
24081 Always use set_unique_reg_note to add REG_EQUAL notes.
24083 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24086 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24088 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24089 * cfgbuild.c (find_basic_blocks): Likewise.
24090 * cfgrtl.c (rtl_create_basic_block): Likewise.
24091 * function.c (temp_slots_at_level): Likewise.
24092 * reg-stack.c (stack_regs_mentioned): Likewise.
24093 * regclass.c (allocate_reg_info): Likewise.
24094 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24095 set_bb_for_stmt, move_block_to_fn): Likewise.
24096 * tree-complex.c (tree_lower_complex): Likewise.
24097 * vec.h (VEC_safe_grow_cleared): New.
24099 2007-01-02 Ian Lance Taylor <iant@google.com>
24101 * c-common.c (c_common_truthvalue_conversion): When warning about
24102 using an assignment as a truth value, set TREE_NO_WARNING.
24104 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24107 * c.opt (Wold-style-declaration): New.
24108 * doc/invoke.texi (C-only Warning Options): New.
24109 (Wold-style-declaration): Document it.
24110 (Wextra): Enabled by -Wextra.
24111 * c-opts.c (c_common_post_options): Enabled by -Wextra.
24112 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
24113 -Wold-style-declaration.
24115 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24117 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24118 * cfgbuild.c (find_basic_blocks): Likewise.
24119 * cfgrtl.c (rtl_create_basic_block): Likewise.
24120 * function.c (temp_slots_at_level): Likewise.
24121 * reg-stack.c (stack_regs_mentioned): Likewise.
24122 * regclass.c (allocate_reg_info): Likewise.
24123 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24124 set_bb_for_stmt, move_block_to_fn): Likewise.
24125 * tree-complex.c (tree_lower_complex): Likewise.
24126 * vec.h (VEC_safe_grow_cleared): New.
24128 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
24130 * c-common.c (c_common_nodes_and_builtins): Since variants of
24131 void_type_node get built before it is given a name, we need to
24132 give those variants the name, too.
24133 (complete_array_type): We need to work with the canonical main
24134 type of the array, from which we will build the qualified version.
24135 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
24136 * print-tree.c (print_node): Display canonical type information
24138 * stor-layout.c (layout_type): When we don't know the
24139 alignment of a type for which we're building an array, we end up
24140 guessing wrong, so make the type require structural equality.
24141 * tree.c (make_node_stat): When we build a new type, it is its
24142 own canonical type.
24143 (build_type_attribute_qual_variant): When building an attribute
24144 variant, its canonical type is the non-attribute variant. However,
24145 if the attributes are target-dependent and they differ, we need to
24146 use structural equality checks for this type.
24147 (build_qualified_type): A qualified type is not equivalent to its
24148 unqualified variant; set the canonical type appropriately.
24149 (build_distinct_type_copy): When building a distinct type from
24150 another type, the new type is its own canonical type.
24151 (build_variant_type_copy): When building a new type variant, we
24152 assume that it is equivalent to the original type.
24153 (build_pointer_type_for_mode): When building a pointer type, also
24154 build a canonical type pointer.
24155 (build_reference_type_for_mode): When building a reference type,
24156 also build a canonical type reference.
24157 (build_index_type): When we can't hash an index type (e.g.,
24158 because its maximum value is negative), the index type requires
24159 structural equality tests.
24160 (build_array_type): Build the canonical form of an array type.
24161 (build_function_type): Function types require structural equality,
24162 because they contain default arguments, attributes, etc.
24163 (build_method_type_directly): Ditto for method types.
24164 (build_offset_type): Build the canonical offset type.
24165 (build_complex_type): Build the canonical vector type.
24166 (make_vector_type): Build the canonical vector type.
24167 * tree.h (TYPE_CANONICAL): New.
24168 (TYPE_STRUCTURAL_EQUALITY_P): New.
24169 (SET_TYPE_STRUCTURAL_EQUALITY): New.
24170 (struct tree_type): Added "canonical" field.
24171 * params.h (VERIFY_CANONICAL_TYPES): New.
24172 * doc/c-tree.texi (TYPE_CANONICAL): Document.
24173 (TYPE_STRUCTURAL_EQUALITY_P): Document.
24174 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
24175 * doc/invoke.texi (verify-canonical-types): Document --param
24176 parameter for verifying canonical types.
24178 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24180 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
24181 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
24182 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
24183 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
24185 * config/rs6000/e500.h: New.
24186 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
24187 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
24189 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
24190 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
24191 TARGET_E500_DOUBLE): Remove.
24192 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
24193 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
24194 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
24195 * config/rs6000/rs6000.c (rs6000_override_options): Use
24196 CHECK_E500_OPTIONS.
24198 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24200 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
24201 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
24202 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
24203 rs6000_emit_cmove): Don't check TARGET_E500.
24204 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
24205 sordered): Don't check TARGET_E500.
24207 2007-01-01 Eric Christopher <echristo@apple.com>
24209 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
24210 HARD_REGISTER_NUM_P.
24212 2007-01-01 Roger Sayle <roger@eyesopen.com>
24214 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
24215 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
24216 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
24219 2007-01-01 Mike Stump <mrs@apple.com>
24221 * configure.ac: Remove support for building with Apple's gcc-3.1.
24223 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24225 PR middle-end/30311
24226 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
24227 REG is a hard register. Do not modify REG before calling
24229 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
24230 multiple of the size of YMODE for certain lowpart cases.
24232 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24234 PR middle-end/30253
24235 * gimplify (voidify_wrapper_expr): Update for
24236 GIMPLE_MODIFY_STMT.
24238 2007-01-01 Andreas Schwab <schwab@suse.de>
24241 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
24242 save of BR0 in extra_spill_size instead of spill_size.
24243 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
24245 (ia64_expand_epilogue): Restore BR0 from its new location.
24247 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24249 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
24250 Use a temporary variable if the left hand side is not a gimple
24253 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24255 * gimplify.c (gimplify_return_expr): Make the temporary variable
24256 for the return expression, a gimple register variable.
24258 2007-01-01 Jan Hubicka <jh@suse.cz>
24260 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
24263 2007-01-01 Mike Stump <mrs@apple.com>
24265 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
24267 * config/darwin.c (machopic_select_rtx_section): Use
24268 HAVE_GAS_LITERAL16.
24269 (darwin_mergeable_constant_section): Likewise.
24270 * configure: Regenerate.
24271 * config.in: Regenerate.
24273 2007-01-01 Jan Hubicka <jh@suse.cz>
24274 Andrew Pinski <pinskia@gmail.com>
24276 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
24277 before starting IPA passes.