1 2007-08-24 Richard Guenther <rguenther@suse.de>
4 * tree-ssa.c (useless_type_conversion_p): Split into a
5 recursive and a non-recursive part.
6 (useless_type_conversion_p_1): New function.
7 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
8 from maybe_fold_offset_to_reference is trivially convertible
9 to the desired type before doing the simplification.
11 2007-08-24 Jakub Jelinek <jakub@redhat.com>
13 * expr.c (store_expr): Optimize initialization of an array
15 * expr.h (builtin_strncpy_read_str): New prototype.
16 * builtins.c (builtin_strncpy_read_str): Remove prototype.
19 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
22 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
23 field when initializing if_info structure.
25 2007-08-24 Richard Guenther <rguenther@suse.de>
27 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
29 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
30 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
31 * tree-inline.c (inlinable_function_p): Fold in common parts of
32 the cannot_inline_tree_fn langhook.
33 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
34 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
35 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
36 cannot_inline_tree_fn langhook.
37 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
38 cannot_inline_tree_fn member.
40 2007-08-24 Richard Guenther <rguenther@suse.de>
42 * expr.c (get_inner_reference): Do computation of bitoffset
43 from offset in a way we can detect overflow reliably.
45 2007-08-24 Jie Zhang <jie.zhang@analog.com>
47 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
49 2007-08-24 Jie Zhang <jie.zhang@analog.com>
51 * config/bfin/bfin.opt (mfast-fp): Add.
52 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
53 libbffastfp override libgcc if -mfast-fp.
54 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
55 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
56 (Blackfin Options): Document -mfast-fp.
58 2007-08-24 Jakub Jelinek <jakub@redhat.com>
60 PR tree-optimization/32573
62 * tree-data-ref.c (initialize_data_dependence_relation): Clear
63 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
64 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
65 (build_classic_dist_vector): Return false rather than true if
66 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
67 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
68 returned false. Don't call save_dist_v before calling
69 build_classic_dist_vector_1.
70 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
71 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
72 DDR_DIR_VECTS vectors.
74 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
76 * configure.ac (leb128): Modify sed statement to work with any binutils
78 * configure: Regenerate
80 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
82 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
83 Wrap in RTX_CODE macro guard.
84 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
85 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
86 arm_mark_dllimport, arm_pe_encode_section_info,
87 arm_pe_unique_section): Use ISO-C function declarations.
88 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
89 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
90 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
92 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
93 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
95 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
97 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
98 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
99 (register_move_cost): Use ISO-C function declarations.
100 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
101 * config/score/score-protos.h (score_declare_object): Add
103 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
105 * final.c (profile_function): Avoid empty if-bodies.
108 * calls.c (must_pass_in_stack_var_size,
109 must_pass_in_stack_var_size_or_pad): Constify.
110 * config/alpha/alpha-protos.h (function_value): Likewise.
111 * config/alpha/alpha.c (alpha_return_in_memory,
112 alpha_pass_by_reference, function_value,
113 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
114 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
116 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
117 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
118 TARGET_PROMOTE_PROTOTYPES): Likewise.
119 * config/arm/arm-protos.h (arm_return_in_memory,
120 arm_pad_arg_upward, arm_function_value): Likewise.
121 * config/arm/arm.c (arm_pass_by_reference,
122 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
123 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
124 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
126 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
127 * config/avr/avr-protos.h (avr_function_value): Likewise.
128 * config/avr/avr.c (avr_return_in_memory,
129 gas_output_limited_string, gas_output_ascii, avr_function_value,
130 avr_return_in_memory): Likewise.
131 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
132 * config/bfin/bfin.c (bfin_pass_by_reference,
133 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
134 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
136 * config/cris/cris.c (cris_pass_by_reference,
137 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
138 * config/crx/crx.c (crx_return_in_memory): Likewise.
139 * config/darwin.c (function_base, machopic_function_base_name):
141 * config/fr30/fr30.c (fr30_must_pass_in_stack,
142 TARGET_PROMOTE_PROTOTYPES): Likewise.
143 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
144 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
145 * config/i386/i386-protos.h (ix86_return_in_memory,
146 ix86_sol10_return_in_memory): Likewise.
147 * config/i386/i386.c (ix86_function_value,
148 ix86_function_sseregparm, ix86_must_pass_in_stack,
149 type_natural_mode, classify_argument, examine_argument,
150 construct_container, ix86_pass_by_reference, function_value_32,
151 function_value_64, ix86_function_value_1, return_in_memory_32,
152 return_in_memory_64, return_in_memory_ms_64,
153 ix86_return_in_memory, ix86_sol10_return_in_memory,
154 TARGET_PROMOTE_PROTOTYPES): Likewise.
155 * config/ia64/ia64-protos.h (ia64_function_value,
156 ia64_hpux_function_arg_padding): Likewise.
157 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
158 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
159 ia64_hpux_function_arg_padding): Likewise.
160 * config/iq2000/iq2000-protos.h (function_arg,
161 iq2000_function_value): Likewise.
162 * config/iq2000/iq2000.c (iq2000_return_in_memory,
163 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
164 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
165 function_arg, iq2000_function_value): Likewise.
166 * config/m32c/m32c-protos.h (m32c_function_value,
167 m32c_promote_function_return): Likewise.
168 * config/m32c/m32c.c (m32c_pass_by_reference,
169 m32c_promote_prototypes, m32c_promote_function_return,
170 m32c_function_value): Likewise.
171 * config/m32r/m32r.c (m32r_return_in_memory,
172 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
173 m32r_in_small_data_p): Likewise.
174 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
176 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
177 m68hc11_function_arg_padding): Likewise.
178 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
179 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
180 m68k_function_value): Likewise.
181 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
182 mcore_function_value): Likewise.
183 * config/mcore/mcore.c (handle_structs_in_regs,
184 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
185 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
186 mcore_num_arg_regs, mcore_function_value): Likewise.
187 * config/mips/mips-protos.h (mips_pad_arg_upward,
188 mips_function_value): Likewise.
189 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
190 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
191 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
192 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
193 mips_function_value): Likewise.
194 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
196 * config/mmix/mmix.c (mmix_pass_by_reference,
197 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
198 mmix_encode_section_info): Likewise.
199 * config/mn10300/mn10300-protos.h (mn10300_function_value):
201 * config/mn10300/mn10300.c (mn10300_return_in_memory,
202 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
203 mn10300_function_value): Likewise.
204 * config/mt/mt-protos.h (mt_function_value): Likewise.
205 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
206 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
207 * config/pa/pa-protos.h (function_arg_padding, function_value,
208 pa_return_in_memory): Likewise.
209 * config/pa/pa.c (pa_pass_by_reference,
210 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
211 function_arg_padding, function_value, pa_return_in_memory):
213 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
214 * config/rs6000/rs6000-protos.h (rs6000_function_value,
215 function_arg_padding): Likewise.
216 * config/rs6000/rs6000.c (rs6000_return_in_memory,
217 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
218 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
219 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
220 function_arg_padding, altivec_expand_dst_builtin,
221 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
222 altivec_init_builtins, rs6000_common_init_builtins,
223 rs6000_function_value): Likewise.
224 * s390/s390-protos.h (s390_function_value): Likewise.
225 * config/s390/s390.c (s390_function_arg_size,
226 s390_pass_by_reference, s390_return_in_memory,
227 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
228 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
229 * config/score/score-protos.h (score_function_value): Likewise.
230 * config/score/score.c (score_arg_partial_bytes,
231 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
232 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
233 score_pass_by_reference, score_add_offset, score_function_value):
235 * config/sh/sh-protos.h (sh_attr_renesas_p,
236 sh_promote_prototypes): Likewise.
237 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
238 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
239 sh_attr_renesas_p): Likewise.
240 * config/sparc/sparc-protos.h (function_value,
241 function_arg_padding): Likewise.
242 * config/sparc/sparc.c (sparc_promote_prototypes,
243 sparc_return_in_memory, sparc_pass_by_reference,
244 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
245 function_arg_record_value_2, function_arg_record_value_1,
246 function_arg_record_value, function_arg_record_value,
247 function_arg_padding, function_value): Likewise.
248 * config/spu/spu-protos.h (spu_function_value): Likewise.
249 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
250 spu_function_value): Likewise.
251 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
253 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
254 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
255 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
257 * config/v850/v850.c (v850_return_in_memory,
258 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
259 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
260 * config/xtensa/xtensa.c (xtensa_return_in_msb,
261 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
262 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
264 * explow.c (promote_mode, hard_function_value): Likewise.
265 * expr.h (hard_function_value, promote_mode): Likewise.
266 * function.c (aggregate_value_p): Likewise.
267 * hooks.c (hook_bool_const_tree_true): New.
268 * hooks.h (hook_bool_const_tree_true): New.
269 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
270 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
271 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
272 TARGET_RETURN_IN_MSB): Likewise.
273 * target.h (promote_function_args, promote_function_return,
274 promote_prototypes, return_in_memory, return_in_msb,
275 pass_by_reference, must_pass_in_stack, callee_copies,
276 function_value): Likewise.
277 * targhooks.c (default_return_in_memory,
278 hook_pass_by_reference_must_pass_in_stack,
279 hook_callee_copies_named,
280 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
281 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
282 default_function_value): Likewise.
283 * targhooks.h (default_return_in_memory,
284 hook_pass_by_reference_must_pass_in_stack,
285 hook_callee_copies_named,
286 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
287 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
288 default_function_value): Likewise.
289 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
290 (equiv_class_label_hash, equiv_class_label_eq): Constify.
291 * tree-vectorizer.c (bb_in_loop_p): Likewise.
292 * tree.c (needs_to_live_in_memory): Likewise.
293 * tree.h (struct tree_type, needs_to_live_in_memory,
294 aggregate_value_p, must_pass_in_stack_var_size,
295 must_pass_in_stack_var_size_or_pad): Likewise.
296 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
297 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
298 lookup_filename): Likewise.
300 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
303 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
304 fake fcomi i387 instruction for !TARGET_CMOVE.
305 (ix86_expand_branch): Expand natural sequence with one jump for
306 all targets, not only TARGET_CMOVE.
307 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
308 pattern to implement fake fcomi sequence. Split instruction after
309 reload to correct compare sequences.
310 (*cmpfp_xf_cc): Ditto.
311 (*cmpfp_<mode>_cc): Ditto.
312 (*cmpfp_u_cc): Ditto.
313 (*cmpfp_<mode>_cc): Ditto.
315 2007-08-23 Richard Guenther <rguenther@suse.de>
317 * tree-pretty-print.c (dump_generic_node): Annotate
318 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
320 2007-08-23 Richard Guenther <rguenther@suse.de>
322 * builtins.c (expand_builtin_mathfn): Wrap argument in
323 save_expr directly instead of re-building the call.
324 (expand_builtin_mathfn_2): Likewise.
325 (expand_builtin_mathfn_3): Likewise.
326 (expand_builtin_interclass_mathfn): Likewise.
327 (expand_builtin_int_roundingfn): Set arg.
328 (expand_builtin_int_roundingfn_2): Likewise.
330 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
332 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
333 *sse_nand<mode>3, *sse_xor<mode>3): New.
335 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
337 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
338 * config/i386/i386.c (print_operand): Handle ';' code. Output
339 semicolon for TARGET_MACHO.
340 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
341 emit semicolon after 'lock' prefix.
342 (sync_double_compare_and_swap<mode>): Ditto.
343 (*sync_double_compare_and_swapdi_pic): Ditto.
344 (*sync_compare_and_swap_cc<mode>): Ditto.
345 (sync_double_compare_and_swap_cc<mode>): Ditto.
346 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
347 (sync_old_add<mode>): Ditto.
348 (sync_add<mode>): Ditto.
349 (sync_sub<mode>): Ditto.
350 (sync_ior<mode>): Ditto.
351 (sync_and<mode>): Ditto.
352 (sync_xor<mode>): Ditto.
354 2007-08-22 Chao-ying Fu <fu@mips.com>
356 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
358 (copy_rtx): Handle CONST_FIXED.
359 (rtx_equal_p): Likewise.
360 * rtl.h (fixed_value.h): New include.
361 (rtx_def): Add a new field of fixed_value to u.
362 (XCNMPFV): Define for accessing fixed_value.
363 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
365 * rtl.def (CONST_FIXED): New constant.
366 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
367 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
368 US_ASHIFT): New codes.
369 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
370 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
371 unsigned_fract_convert, unsigned_sat_fract): Document them.
372 * varasm.c (assemble_integer): Extend to support fixed-point constants
373 by using different machine classes.
374 (decode_addr_const): Handle FIXED_CST.
375 (const_hash_1): Likewise.
376 (compare_constant): Likewise.
377 (copy_constant): Likewise.
378 (const_rtx_hash_1): Handle CONST_FIXED.
379 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
380 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
382 (initializer_constant_valid_p): Handle FIXED_CST.
383 (output_constant): Support FIXED_POINT_TYPE.
384 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
385 * cse.c (hash_rtx): Support CONST_FIXED.
386 (exp_equiv_p): Likewise.
387 (cannon_reg): Likewise.
388 (fold_rtx): Likewise.
389 (equiv_constant): Likewise.
390 (cse_process_notes_1): Likewise.
391 (count_reg_usage): Likewise.
392 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
393 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
394 (wrap_constant): Check CONST_FIXED.
395 (cselib_hash_rtx): Support CONST_FIXED.
396 (cselib_subst_to_values): Likewise.
397 * df-scan.c (df_uses_record): Likewise.
398 * gcse.c (want_to_gcse_p): Likewise.
399 (oprs_unchanged_p): Likewise.
400 (oprs_not_set_p): Likewise.
401 (compute_transp): Likewise.
402 (extract_mentioned_regs_helper): Likewise.
403 * genemit.c (gen_exp): Likewise.
404 * local-alloc.c (equiv_init_varies_p): Likewise.
405 (contains_replace_regs): Likewise.
406 (memref_referenced_p): Likewise.
407 * loop-invariant.c (check_maybe_invariant): Likewise.
408 (hash_invariant_expr_1): Likewise.
409 (invariant_expr_equal_p): Likewise.
410 * postreload-gcse.c (oprs_unchanged_p): Likewise.
411 * regclass.c (reg_scan_mark_refs): Likewise.
412 * regrename.c (scan_rtx): Likewise.
413 * resource.c (mark_referenced_resources): Likewise.
414 (mark_set_resources): Likewise.
415 * rtlanal.c (rtx_unstable_p): Likewise.
416 (rtx_varies_p): Likewise.
417 (count_occurrences): Likewise.
418 (reg_mentioned_p): Likewise.
419 (modified_between_p): Likewise.
420 (modified_in_p): Likewise.
421 (volatile_insn_p): Likewise.
422 (volatile_refs_p): Likewise.
423 (side_effects_p): Likewise.
424 (may_trap_p_1): Likewise.
425 (inequality_comparisons_p): Likewise.
426 (computed_jump_p_1): Likewise.
427 (commutative_operand_precedence): Likewise.
428 * sched-deps.c (sched_analyze_2): Likewise.
429 * sched-vis.c (print_value): Likewise.
430 * reload.c (operands_match_p): Likewise.
431 (subst_reg_equivs): Likewise.
432 * reload1.c (eliminate_regs_1): Likewise.
433 (elimination_effects): Likewise.
434 (scan_paradoxical_subregs): Likewise.
435 * alias.c (rtx_equal_for_memref_p): Likewise.
436 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
437 * emit-rtl.c (const_fixed_htab): New hash table.
438 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
440 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
441 const_fixed_from_fixed_value): New functions.
442 (verify_rtx_sharing): Handle CONST_FIXED.
443 (copy_rtx_if_shared_1): Likewise.
444 (reset_used_flags): Likewise.
445 (set_used_flags): Likewise.
446 (copy_insn_1): Likewise.
447 (init_emit_once): Create const_fixed_htab.
448 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
450 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
452 PR tree-optimization/32949
453 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
454 before failing for ivs with non-constant step.
456 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
458 * doc/md.texi (Iterators): Renamed from Macros. All contents
459 changed to reflect rename of respectively define_code_macro and
460 define_mode_macro to define_code_iterator and define_mode_iterator.
461 (Mode Iterators, Code Iterators): Similar.
462 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
463 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
464 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
465 (initialize_iterators, find_iterator, check_code_iterator)
466 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
467 (read_mapping, read_rtx_1): Similar.
468 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
469 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
470 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
471 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
472 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
473 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
474 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
475 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
476 config/rs6000/sync.md, config/rs6000/rs6000.md,
477 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
478 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
479 config/vax/vax.md, config/bfin/bfin.md: Similar.
481 2007-08-22 David Daney <ddaney@avtrex.com>
483 * doc/install.texi (Testing): Mention testing on a simulator.
485 2007-08-22 Janis Johnson <janis187@us.ibm.com>
487 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
489 * doc/libgcc.texi (Decimal float library routines): Fix formatting
490 and rearrange floating point conversion functions into different
493 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
495 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
496 dfa_post_advance_cycle): New scheduler hooks.
497 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
498 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
500 (TARGET_SCHED): Use them.
501 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
502 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
503 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
505 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
506 function to facilitate debugging.
507 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
508 (output_insn_has_dfa_reservation_p): New static function to output
509 insn_has_dfa_reservation_p ().
510 (write_automata): Use it.
511 * genattr.c (main): Output declaration for
512 insn_has_dfa_reservation_p ().
514 2007-08-22 Christian Bruel <christian.bruel@st.com>
515 Richard Guenther <rguenther@suse.de>
517 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
518 * simplify_rtx (simplify_binary_operation_1): Likewise.
520 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
522 PR rtl-optimization/32557
523 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
524 of REGNO (mws->mw_reg).
526 2007-08-22 Richard Guenther <rguenther@suse.de>
529 * builtins.c (expand_builtin_int_roundingfn): Replace call
530 argument wrapped with SAVE_EXPR directly.
531 (expand_builtin_int_roundingfn_2): Likewise.
533 2007-08-22 Richard Guenther <rguenther@suse.de>
535 * tree-inline.c (inlinable_function_p): Restore disregarding
536 inline limits for GNU extern inline functions.
538 2007-08-22 Richard Guenther <rguenther@suse.de>
541 * tree.c (host_integerp): Treat sizetype as signed as it is
544 2007-08-21 Ian Lance Taylor <iant@google.com>
546 PR tree-optimization/33134
547 * tree-vrp.c (adjust_range_with_scev): Call
548 set_value_range_to_value.
550 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
552 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
555 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
557 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
560 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
562 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
563 cases to set eight bytes at a time.
564 (expand_block_move): Likewise.
566 2007-08-21 Jakub Jelinek <jakub@redhat.com>
569 * dwarf2out.c (gen_decl_die): Don't call
570 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
572 2007-08-21 Paul Brook <paul@codesourcery.com>
573 Nathan Sidwell <nathan@codesourcery.com>
574 Mark Mitchell <mark@codesourcery.com>
575 Joseph Myers <joseph@codesourcery.com>
577 * configure.ac: Add --with-pkgversion and --with-bugurl.
578 * configure: Regenerate.
579 * doc/install.texi: Document them.
580 * version.c (version_string): Remove VERSUFFIX.
582 (pkgversion_string): New.
583 (bug_report_url): Do not hard-code initializer.
584 * version.h (pkgversion_string): Declare.
585 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
587 (version.o): Define PKGVERSION and BUGURL.
588 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
589 (%.pod): Define BUGURL.
590 * gcc.c (process_command, main): Use pkgversion_string.
591 * toplev.c (compile_file, print_version): Likewise.
592 * protoize.c (main): Likewise.
593 * gcov.c (print_version): Likewise. Update copyright date.
594 * gcov-dump.c (print_version): Likewise. Update copyright date.
595 * mips-tdump.c (main): Likewise. Update copyright date.
596 * mips-tfile.c (main): Likewise. Update copyright date.
597 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
598 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
600 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
601 * doc/gccint.texi: Likewise.
602 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
603 Update copyright date.
605 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
607 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
608 (ix86_expand_strlensi_unroll_1): Ditto.
609 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
610 (ix86_expand_carry_flag_compare): Update comment.
612 2007-08-21 Jakub Jelinek <jakub@redhat.com>
615 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
616 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
618 2007-08-21 Richard Guenther <rguenther@suse.de>
620 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
622 2007-08-21 Richard Guenther <rguenther@suse.de>
625 * fold-const.c (fold_binary): Remove index +p PTR folding.
626 Fix types of POINTER_PLUS_EXPR generated by folding of
629 2007-08-20 Chao-ying Fu <fu@mips.com>
631 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
632 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
633 RID_ONEWAY, so that it can be checked in declspecs_add_type.
634 (c_common_fixed_point_type_for_size): Declare.
635 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
636 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
637 (c_token_starts_declspecs): Likewise.
638 (c_parser_declspecs): Likewise.
639 (c_parser_attributes): Likewise.
640 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
641 (c_declspecs): Add saturating_p.
642 * c-decl.c (build_null_declspecs): Initialize saturating_p.
643 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
644 _Sat. Handle RID_SAT.
645 Avoid using void, bool, char, int, float, double, _Decimal32,
646 _Decimal64, _Decimal128, and complex with _Sat.
647 Handle RID_FRACT and RID_ACCUM.
648 Make sure _Sat is used with _Fract or _Accum.
649 (finish_declspecs): Handle cts_fract and cts_accum.
650 * c-common.c (fixed-value.h): New include.
651 (constant_expression_warning): Handle FIXED_CST.
652 (overflow_warning): Likewise.
653 (warnings_for_convert_and_check): Likewise.
654 (c_common_fixed_point_type_for_size): New.
655 (c_common_type_for_mode): Handle fixed-point modes to
656 return various saturating/non-saturating, signed/unsigned types.
657 (c_common_signed_or_unsigned_type): Support fixed-point types.
658 (shorten_compare): Check fixed-point zero.
659 Handle FIXED_POINT_TYPE.
660 (c_common_truthvalue_conversion): Handle FIXED_CST.
661 Handle FIXED_POINT_TYPE.
662 (c_common_nodes_and_builtins): Record builtin types for fixed-point
664 (handle_mode_attribute): Handle fixed-point modes. Need to check
665 if the signness of base type and fixed-point modes are consistent.
666 (handle_vector_size_attribute): Handle fixed-point modes.
667 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
668 (warn_for_div_by_zero): Check fixed-point zero.
669 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
670 a common fixed-point type based on fbit, ibit, sign, and saturation.
671 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
672 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
673 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
674 (convert_for_assignment): Support FIXED_POINT_TYPE.
675 (digest_init): Handle FIXED_POINT_TYPE.
676 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
677 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
678 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
679 GE_EXPR, LT_EXPR, GT_EXPR.
680 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
681 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
682 * target.h (gcc_target): Add fixed_point_supported_p.
683 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
684 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
685 (default_fixed_point_supported_p): Define.
686 * targhooks.h (default_fixed_point_supported_p): Declare.
687 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
688 * doc/install.texi (Configuration): Add --enable-fixed-point.
689 * configure.ac (--enable-fixed-point): New to enable fixed-point
690 arithmetic extension to C. For mips targets, we enable it by default.
691 * configure, config.in: Regenerate.
693 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
695 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
697 2007-08-20 David Edelsohn <edelsohn@gnu.org>
699 * dwarf2out.c (text_section_used): Move declaration outside ifdef
700 DWARF2_DEBUGGING_INFO.
701 (cold_text_section_used): Same.
702 (cold_text_section): Same.
704 2007-08-20 Richard Guenther <rguenther@suse.de>
706 * c-typeck.c (convert_for_assignment): Use the type of
707 the member for the initialization.
709 2007-08-20 Richard Guenther <rguenther@suse.de>
711 * c-objc-common.c (c_disregard_inline_limits): Remove.
712 * c-objc-common.h (c_disregard_inline_limits): Likewise.
713 * cgraphunit.c (cgraph_process_new_functions): Call
714 disregard_inline_limits_p.
715 (cgraph_preserve_function_body_p): Likewise.
716 * ipa-inline.c (compute_inline_parameters): Likewise.
717 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
719 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
720 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
721 disregard_inline_limits langhook.
722 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
724 * langhooks.h (lang_hooks_for_tree_inlining): Remove
725 disregard_inline_limits langhook.
726 * tree-inline.c (disregard_inline_limits_p): New function.
727 * tree-inline.h (disregard_inline_limits_p): Declare.
729 2007-08-20 Richard Guenther <rguenther@suse.de>
731 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
732 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
733 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
734 auto_var_in_fn_p langhook.
735 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
737 * tree.c (auto_var_in_fn_p): ... here.
738 (find_var_from_fn): Call auto_var_in_fn_p directly.
739 * langhooks.h (lang_hooks_for_tree_inlining): Remove
740 auto_var_in_fn_p langhook.
741 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
742 (copy_body_r): Likewise.
743 (self_inlining_addr_expr): Likewise.
744 * tree.h (auto_var_in_fn_p): Declare.
746 2007-08-20 Richard Guenther <rguenther@suse.de>
748 * tree.c (WALK_SUBTREE): Call walk_tree_1.
749 (walk_type_fields): Take lh parameter.
750 (walk_tree): Rename to ...
751 (walk_tree_1): ... this. Do not call the walk_subtrees
752 langhook but the now passed callback. Pass lh on recursion.
753 (walk_tree_without_duplicates): Rename to ...
754 (walk_tree_without_duplicates_1): ... this. Take lh parameter
755 and call walk_tree_1.
756 * tree.h (walk_tree_lh): New typedef.
757 (walk_tree_1): Declare.
758 (walk_tree_without_duplicates_1): Likewise.
759 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
760 (walk_tree_without_duplicates): New define to
761 walk_tree_without_duplicates_1 with NULL lh parameter.
762 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
763 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
765 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
766 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
767 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
770 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
773 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
774 code in front of the compacting of basic blocks.
775 Move the folding of statements inbetween the cgraph checking
776 and compacting of basic blocks.
778 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
779 Serge Belyshev <belyshev@depni.sinp.msu.ru>
782 * config/alpha/alpha.c (va_list_skip_additions): Check for
783 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
784 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
785 PLUS_EXPR when checking ap.__base.
786 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
787 when doing addition on pointer types. Use size_int instead of
789 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
790 ptr_type in the second operand.
792 2007-08-19 Andrew Pinski <pinskia@gmail.com>
795 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
797 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
800 * cfgexpand.c (expand_one_register_var): Mark pointer
801 DECL_ARTIFICIAL as REG_POINTER also.
802 * stmt.c (expand_decl): Likewise.
804 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
811 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
812 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
813 on_worklist argument and avoid adding things to worklist multiple
815 (add_to_worklist): Ditto.
816 (mark_aliases_call_clobbered): Mark entire structure clobbered if
817 single SFT is clobbered.
818 (set_initial_properties): Ditto.
819 (compute_call_clobbered): Update for changes to function
821 (create_overlap_variables_for): Always create SFT for offset 0.
822 (create_structure_vars): Handle PHI's, since we are in SSA form at
824 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
825 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
827 (add_vars_for_offset): Figure out aliases from access + points-to.
828 (add_virtual_operand): Use add_vars-for_offset.
829 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
830 (add_call_clobber_ops): Remove makes_clobbering_call set.
831 (get_expr_operands): Always pass through the INDIRECT_REF
833 * tree-ssa-structalias.c (struct constraint_graph): Remove
835 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
836 address_taken, pt_used, number_incoming.
837 (FIRST_ADDR_NODE): Removed.
838 (merge_graph_nodes): Remove broken code for the moment.
839 (init_graph): New function.
840 (build_pred_graph): Remove code to init_graph.
841 Add location equivalence support.
842 (struct scc_info): Rename roots to deleted.
844 (init_scc_info): Ditto
845 (init_topo_info): Use graph->size.
846 (compute_topo_order): Ditto.
847 (do_da_constraint): Removed.
848 (do_sd_constraint): Remove calls to find().
849 set_union_with_increment should always get 0 as last arg here.
850 (do_complex_constraint): Replace do_da_constraint with assert.
852 (struct equiv_class_label): New.
853 (pointer_equiv_class_table): Ditto.
854 (location_equiv_class_table): Ditto.
855 (equiv_class_label_hash): Ditto.
856 (equiv_class_label_eq): Ditto
857 (equiv_class_lookup): Ditto.
858 (equiv_class_ladd): Ditto.
859 (pointer_equiv_class): Ditto.
860 (location_equiv_class): Ditto.
861 (condense_visit): Rename and rewrite from label_visit to do only
862 SCC related stuff for HU.
863 (label_visit): Do HU work for HU.
864 (perform_var_substitution): Update to do HU and location
866 (free_var_substitution_info): Update to free HU and location
867 equivalence structures. */
868 (find_equivalent_node): Update for pointer but not location
870 (unite_pointer_equivalences): New function.
871 (move_complex_constraints): Rewrite to only do moving.
872 (rewrite_constraints): Split out of move_complex_constraints.
873 (solve_graph): Use graph->size.
874 (process_constraint_1): Add from_call argument, use it.
875 Split *a = &b into two constraints.
876 (process_constraint): Use new process_constraint_1.
877 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
878 (get_constraint_for): Handle non-pointer integers properly.
879 Remove code that used to handle structures.
880 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
881 with unknown addends.
882 (handle_rhs_call): New function.
883 (find_func_aliases): Use handle_rhs_call.
884 (set_uids_in_ptset): Add an assert.
885 (set_used_smts): Fix bug in not considering unified vars.
886 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
887 (compute_points_to_sets): Update for other function changes.
888 (delete_points_to_sets): Ditto.
889 (ipa_pta_execute): Ditto.
890 (pass_ipa_pta): We need to update SSA after ipa_pta.
892 2007-08-19 Jan Hubicka <jh@suse.cz>
894 * i386.md: Replace "rim" and "mri" constraints by "g".
896 2007-08-19 Joseph Myers <joseph@codesourcery.com>
898 * dwarf2out.c (text_section_used, cold_text_section_used,
899 cold_text_section, dwarf2out_note_section_used): New.
900 (dwarf2out_init): Initialize cold_text_section.
901 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
902 dwarf2out_note_section_used.
903 (size_of_aranges): Only count entry for text section if it was
904 used. Count entry for cold text section if it was used.
905 (output_aranges): Only output entries for text section and cold
906 text section if they were used.
908 2007-08-19 Andrew Pinski <pinskia@gmail.com>
910 * tree-pretty-print.c (debug_generic_expr): Add a comment about
912 (debug_generic_stmt): Likewise.
913 (debug_tree_chain): Likewise.
915 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
917 * tree-data-refs.c (split_constant_offset): Expose.
918 * tree-data-refs.h (split_constant_offset): Add declaration.
920 * tree-vectorizer.h (dr_alignment_support): Renamed
921 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
922 Added a new value dr_explicit_realign.
923 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
924 dr_offset, dr_step, and dr_aligned_to, along with new access
925 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
926 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
927 STMT_VINFO_DR_ALIGNED_TO.
929 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
931 In case of outer-loop vectorization with non-fixed misalignment - use
932 the dr_explicit_realign scheme instead of the optimized realignment
934 (new_stmt_vec_info): Initialize new fields.
936 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
937 'nested_in_vect_loop' case. Change verbosity level.
938 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
939 Don't fail on zero step in the outer-loop for loads.
940 (vect_analyze_data_refs): Call split_constant_offset to calculate
941 base, offset and init relative to the outer-loop.
943 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
944 BSI function argument with a new function argument - at_loop.
945 Simplify the condition that determines STEP. Takes additional argument
946 INV_P. Support outer-loop vectorization (handle the
947 nested_in_vect_loop case), including zero step in the outer-loop. Call
948 vect_create_addr_base_for_vector_ref with additional argument.
949 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
950 Updated function documentation. Handle the 'nested_in_vect_loop' case.
951 Fixed and simplified calculation of step.
952 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
953 of bsi, and with additional argument. Call bump_vector_ptr with
954 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
955 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
956 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
957 when the realignment setup needs to take place inside the loop.
958 Support the dr_explicit_realign scheme. Allow generating the optimized
959 realignment scheme for outer-loop vectorization. Added documentation.
960 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
961 the 'nested_in_vect_loop' case, including loads that are invariant in
962 the outer-loop and the realignment schemes. Handle the case when the
963 realignment setup needs to take place inside the loop. Call
964 vect_setup_realignment with additional arguments. Call
965 vect_create_data_ref_ptr with additional argument and with loop instead
966 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
967 (vect_gen_niters_for_prolog_loop): Call
968 vect_create_addr_base_for_vector_ref with additional arguments.
969 (vect_create_cond_for_align_checks): Likewise.
970 (bump_vector_ptr): Updated to support the new dr_explicit_realign
971 scheme: takes additional argument bump; argument ptr_incr is now
972 optional; updated documentation.
973 (vect_init_vector): Takes additional argument (bsi). Use it, if
974 available, to insert the vector initialization.
975 (get_initial_def_for_induction): Pass additional argument in call to
977 (vect_get_vec_def_for_operand): Likewise.
978 (vect_setup_realignment): Likewise.
979 (vectorizable_load): Likewise.
981 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
983 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
984 as argument instead of struct loop.
985 (nested_in_vect_loop_p): New function.
986 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
988 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
989 from other phis in the loop.
990 (destroy_loop_vec_info): Add additional argument to declaration.
992 * tree-vectorizer.c (supportable_widening_operation): Also check if
993 nested_in_vect_loop_p (don't allow changing the order in this case).
994 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
995 of struct loop. Call nested_in_vect_loop_p and don't require
996 flag_unsafe_math_optimizations if it returns true.
997 (new_stmt_vec_info): When setting def_type for phis differentiate
998 loop-header phis from other phis.
999 (bb_in_loop_p): New function.
1000 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
1001 just update their loop_vinfo. Order of BB traversal now matters -
1002 call dfs_enumerate_from with bb_in_loop_p.
1003 (destroy_loop_vec_info): Takes additional argument to control whether
1004 stmt_vinfo of the loop stmts should be destroyed as well.
1005 (vect_is_simple_reduction): Allow the "non-reduction" use of a
1006 reduction stmt to be defines by a non loop-header phi.
1007 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
1009 * tree-vect-transform.c (vectorizable_reduction): Call
1010 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
1011 (vectorizable_call): Likewise.
1012 (vectorizable_conversion): Likewise.
1013 (vectorizable_operation): Likewise.
1014 (vectorizable_type_promotion): Likewise.
1015 (vectorizable_type_demotion): Likewise.
1016 (vectorizable_store): Likewise.
1017 (vectorizable_live_operation): Likewise.
1018 (vectorizable_reduction): Likewise. Also pass loop_info to
1019 vect_is_simple_reduction instead of loop.
1020 (vect_init_vector): Call nested_in_vect_loop_p.
1021 (get_initial_def_for_reduction): Likewise.
1022 (vect_create_epilog_for_reduction): Likewise.
1023 (vect_init_vector): Check which loop to work with, in case there's an
1025 (get_initial_def_for_inducion): Extend to handle outer-loop
1026 vectorization. Fix indentation.
1027 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
1028 In the case vect_induction_def get the vector def from the induction
1029 phi node, instead of calling get_initial_def_for_inducion.
1030 (get_initial_def_for_reduction): Extend to handle outer-loop
1032 (vect_create_epilog_for_reduction): Extend to handle outer-loop
1034 (vect_transform_loop): Change assert to just skip this case. Add a
1036 (vect_finish_stmt_generation): Add a couple asserts.
1038 (vect_estimate_min_profitable_iters): Multiply
1039 cost of inner-loop stmts (in outer-loop vectorization) by estimated
1041 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
1042 this is an inner-loop reduction in outer-loop vectorization.
1044 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
1045 Same code as what used to be vect_analyze_scalar_cycles, only with
1046 additional argument loop, and loop_info passed to
1047 vect_is_simple_reduction instead of loop.
1048 (vect_analyze_scalar_cycles): Code factored out into
1049 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
1050 Updated documentation.
1051 (analyze_operations): Check for inner-loop loop-closed exit-phis during
1052 outer-loop vectorization that are live or not used in the outerloop,
1053 cause this requires special handling.
1054 (vect_enhance_data_refs_alignment): Don't consider versioning for
1056 (vect_analyze_data_refs): Check that there are no datarefs in the
1058 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
1059 and vect_used_in_outer_by_reduction cases.
1060 (process_use): Also consider the case of outer-loop stmt defining an
1061 inner-loop stmt and vice versa.
1062 (vect_analyze_loop_1): New function.
1063 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
1064 loops. Call vect_analyze_loop_1.
1065 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
1066 been vectorized. Call destroy_loop_vec_info with additional argument.
1068 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
1069 in the inner-loop when doing outer-loop vectorization. Add
1070 documentation and printout.
1071 (vect_recog_dot_prod_pattern): Likewise. Also add check for
1072 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
1074 2007-08-18 Andrew Pinski <pinskia@gmail.com>
1076 * tree-affine.h (print_aff): New prototype.
1077 (debug_aff): Likewise.
1078 * tree-affine.c (print_aff): New function.
1079 (debug_aff): Likewise.
1081 2007-08-18 Paul Brook <paul@codesourcery.com>
1082 Joseph Myers <joseph@codesourcery.com>
1084 * common.opt (-fdebug-prefix-map=): New option.
1085 * opts.c: Include debug.h.
1086 (common_handle_option): Handle -fdebug-prefix-map.
1087 * final.c: Include ggc.h.
1088 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
1089 remap_debug_filename): New.
1090 * Makefile.in (final.o, opts.o): Update dependencies.
1091 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
1092 * configure.ac: Check for assembler --debug-prefix-map support.
1093 * configure, config.in: Regenerate.
1094 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
1095 (ASM_DEBUG_SPEC): Include ASM_MAP.
1096 * doc/install.texi (--with-debug-prefix-map): Document.
1097 * doc/invoke.texi (-fdebug-prefix-map): Document.
1098 * dbxout.c (dbxout_init, dbxout_start_source_file,
1099 dbxout_source_file): Call remap_debug_filename.
1100 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
1101 dwarf2out_start_source_file, dwarf2out_finish): Call
1102 remap_debug_filename.
1103 (file_table_relative_p): Do not check d->emitted_number.
1104 * toplev.c (output_file_directive): Call remap_debug_filename.
1105 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
1106 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
1108 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1110 * loop-invariant.c (find_invariants_to_move): Add missing macro
1113 2007-08-17 Tom Tromey <tromey@redhat.com>
1115 * tree.h (struct tree_label_decl): Removed old "java" fields.
1117 2007-08-17 Richard Sandiford <richard@codesourcery.com>
1118 Nigel Stephens <nigel@mips.com>
1120 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
1121 Treat -mno-data-in-code and -mcode-xonly as aliases for
1122 -mcode-readable=no and -mcode-readable=pcrel respectively.
1123 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
1124 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
1125 (MULTILIB_DIRNAMES): Update accordingly.
1127 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
1129 * Makefile.in (version.o): Depend on $(REVISION) only if
1130 REVISION_s is defined.
1132 2007-08-17 Sa Liu <saliu@de.ibm.com>
1133 Ulrich Weigand <uweigand@de.ibm.com>
1136 * tree.c (reconstruct_complex_type): For a pointer to a vector,
1137 use build_qualified_type to retain qualifiers of the base type.
1139 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
1141 * config/score/score.md : Update pattern tablejump.
1142 * config/score/score.c : Update score_initialize_trampoline
1144 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
1145 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
1146 * doc/contrib.texi: Add my entry.
1148 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
1150 * Makefile.in (REVISION): New.
1153 (version.o): Also depend on $(REVISION). Add
1154 -DREVISION=$(REVISION_s).
1156 * version.c (version_string): Add REVISION.
1158 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
1160 * tree-eh.c (lower_try_finally_onedest): Reset the locus
1161 of GOTO that's relocated to a different block.
1163 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1165 * c-common.c (const_strip_array_types): New.
1166 * c-common.h (lang_missing_noreturn_ok_p): Delete.
1167 (const_strip_array_types): New.
1168 * c-objc-common.c (c_disregard_inline_limits,
1169 c_warn_unused_global_decl): Constify.
1170 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
1171 c_vla_type_p, c_incomplete_type_error): Likewise.
1172 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
1173 * hooks.c (hook_bool_const_tree_false): New.
1174 * hooks.h (hook_bool_const_tree_false): Likewise.
1175 * langhooks-def.h (lhd_warn_unused_global_decl,
1176 lhd_incomplete_type_error, lhd_expr_size,
1177 lhd_tree_inlining_disregard_inline_limits,
1178 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1179 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
1180 * langhooks.c (lhd_warn_unused_global_decl,
1181 lhd_incomplete_type_error,
1182 lhd_tree_inlining_disregard_inline_limits,
1183 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1184 lhd_expr_size): Likewise.
1185 * langhooks.h (lang_hooks_for_tree_inlining,
1186 lang_hooks_for_tree_dump, lang_hooks_for_types,
1187 lang_hooks_for_decls, lang_hooks): Likewise.
1188 * pointer-set.c (pointer_set_t, pointer_set_create,
1189 pointer_set_contains, insert_aux, pointer_set_insert,
1190 pointer_set_traverse, pointer_map_t, pointer_map_create,
1191 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
1193 * pointer-set.h (pointer_set_contains, pointer_set_insert,
1194 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
1195 pointer_map_traverse): Likewise.
1196 * predict.c (assert_is_empty): Likewise.
1197 * tree-affine.c (free_name_expansion): Likewise.
1198 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
1199 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
1200 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
1202 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
1204 * tree-vectorizer.c (new_loop_vec_info): Initialize new
1206 (destroy_loop_vec_info): Add call to VEC_free.
1207 * tree-vectorizer.h (may_alias_ddrs): Define.
1208 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
1209 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
1210 Change reporting to dump.
1211 (vect_is_duplicate_ddr): New.
1212 (vect_mark_for_runtime_alias_test): New.
1213 (vect_analyze_data_ref_dependences) Add call to
1214 vect_mark_for_runtime_alias_test.
1215 (vect_enhance_data_refs_alignment): Define local variable
1216 vect_versioning_for_alias_required, don't perform
1217 peeling for alignment if versioning for alias is
1219 (vect_enhance_data_refs_alignment): Use
1220 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
1221 PARAM_VECT_MAX_VERSION_CHECKS.
1222 * tree-vect-transform.c
1223 (vect_create_cond_for_alias_checks): New.
1224 (vect_transform_loop): Add call to
1225 vect_create_cond_for_alias_checks.
1226 (vect_vfa_segment_size): New.
1227 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
1229 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
1230 * gcc/doc/invoke.texi
1231 (vect-max-version-for-alignment-checks): Document.
1232 (vect-max-version-for-alias-checks): Document.
1233 (vect-max-version-checks): Remove.
1235 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
1237 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
1238 the same line as the instruction for all asm dialects.
1239 (*rep_movsi): Ditto.
1240 (*rep_movsi_rex64): Ditto.
1241 (*rep_movqi): Ditto.
1242 (*rep_movqi_rex64): Ditto.
1243 (*rep_stosdi_rex64): Ditto.
1244 (*rep_stossi): Ditto.
1245 (*rep_stossi_rex64): Ditto.
1246 (*rep_stosqi): Ditto.
1247 (*rep_stosqi_rex64): Ditto.
1248 (*cmpstrnqi_nz_1): Ditto.
1249 (*cmpstrnqi_nz_rex_1): Ditto.
1250 (*cmpstrnqi_1): Ditto.
1251 (*cmpstrnqi_rex_1): Ditto.
1252 (*strlenqi_1): Ditto.
1253 (*strlenqi_rex_1): Ditto.
1254 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
1255 prefix on the same line as the instruction for all asm dialects.
1256 (sync_double_compare_and_swap<mode>): Ditto.
1257 (*sync_double_compare_and_swapdi_pic): Ditto.
1258 (*sync_compare_and_swap_cc<mode>): Ditto.
1259 (sync_double_compare_and_swap_cc<mode>): Ditto.
1260 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
1261 (sync_old_add<mode>): Ditto.
1262 (sync_add<mode>): Ditto.
1263 (sync_sub<mode>): Ditto.
1264 (sync_ior<mode>): Ditto.
1265 (sync_and<mode>): Ditto.
1266 (sync_xor<mode>): Ditto.
1268 2007-08-16 Richard Sandiford <richard@codesourcery.com>
1271 * reload.c (find_reloads): Check that the memory returned by
1272 find_reloads_toplev was not the result of forcing a constant
1274 (find_reloads_toplev): Always use simplify_gen_subreg to get
1275 the subreg of a constant. If the result is also a constant,
1276 but not a legitimate one, force it into the constant pool
1277 and reload its address.
1279 2007-08-15 David Edelsohn <edelsohn@gnu.org>
1281 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
1284 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
1286 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
1287 directive for the current vector ABI.
1289 2007-08-15 Steve Ellcey <sje@cup.hp.com>
1292 * caller-save.c (reg_save_code): Set invalide status on restore code.
1294 2007-08-15 Diego Novillo <dnovillo@google.com>
1296 * tree-ssa-alias.c (compute_memory_partitions): Use
1297 alias_bitmap_obstack to allocate bitmaps.
1298 (reset_alias_info): Factor out of init_alias_info.
1299 Mark all name tags not associated to an SSA name for renaming.
1300 (init_alias_info): Call it.
1301 (create_name_tags): Tidy. Add comments.
1302 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
1304 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1306 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
1307 scheduler dependencies.
1309 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
1311 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
1313 (*iorsi_1_zext): Likewise.
1314 (*iorsi_1_zext_imm): Likewise.
1315 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
1316 with "rm"/"xm" constraint.
1317 (sse2_vmsqrtv2df2): Likewise.
1319 2007-08-15 Jakub Jelinek <jakub@redhat.com>
1322 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
1325 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
1327 * tree-pass.h (PROP_pta): Removed.
1328 (TODO_rebuild_alias): New.
1329 (pass_may_alias): Removed.
1330 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
1331 aliasing if we changed something.
1332 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
1334 (pass_may_alias): Removed.
1335 (create_structure_vars): Return TODO_rebuild_alias.
1336 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
1337 * tree-sra.c (tree_sra): Only rebuild aliasing if something
1339 (tree_sra_early): We never affect aliasing right now.
1340 * tree-flow.h (compute_may_aliases): New prototype.
1341 * passes.c: Remove pass_may_alias from the passes.
1342 (execute_function_todo): Support TODO_rebuild_alias.
1344 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
1346 * i386.c: (legitimize_address): Move dllimported variable check
1347 infront of legitimizing pic address of CONST symbols.
1349 2007-08-14 Steve Ellcey <sje@cup.hp.com>
1351 PR tree-optimization/32941
1352 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
1353 (goto_queue_cmp): Remove.
1354 (find_goto_replacement): Change search method.
1355 (maybe_record_in_goto_queue): Add assert.
1356 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
1357 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
1359 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1361 * alias.c (component_uses_parent_alias_set): Constify.
1362 * alias.h (component_uses_parent_alias_set): Likewise.
1363 * cfgrtl.c (print_rtl_with_bb): Likewise.
1364 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
1365 mpz_get_double_int): Likewise.
1366 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
1367 mpz_get_double_int): Likewise.
1368 * expr.c (is_aligning_offset, undefined_operand_subword_p,
1369 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
1371 * expr.h (safe_from_p): Likewise.
1372 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
1374 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
1375 zero_sized_type, goa_lhs_expr_p): Likewise.
1376 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
1377 * rtl.h (print_rtl_with_bb): Likewise.
1378 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
1379 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
1380 * tree-flow-inline.h (bb_stmt_list): Constify.
1381 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
1383 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
1384 const_first_stmt, const_last_stmt): New.
1385 (block_may_fallthru, empty_block_p): Constify.
1386 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
1387 EXPR_ONLY_BODY): New.
1388 (expr_first, expr_last, expr_only): Use macro for body.
1389 (const_expr_first, const_expr_last, const_expr_only): New.
1390 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
1391 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
1392 ctsi_prev, ctsi_stmt): New.
1393 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
1394 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
1395 * tree-ssa-loop-niter.c (loop_only_exit_p,
1396 derive_constant_upper_bound): Likewise.
1397 * tree-ssa-phiopt.c (empty_block_p): Likewise.
1398 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
1399 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
1400 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
1401 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
1402 * tree.c (get_type_static_bounds): Likewise.
1403 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
1404 (get_type_static_bounds): Constify.
1406 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1409 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
1410 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
1411 (*<addsub><mode>3_cc_overflow): New.
1412 (*add<mode>3_cconly_overflow): New.
1413 (*sub<mode>3_cconly_overflow): New.
1414 (*<addsub>si3_zext_cc_overflow): New.
1415 * config/i386/predicates.md (fcmov_comparison_operator): Accept
1416 CCCmode for LTU, GTU, LEU and GEU.
1417 (ix86_comparison_operator): Likewise.
1418 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
1419 * config/i386/i386.c (put_condition_code): Support CCCmode.
1420 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
1421 or MINUS expressions.
1423 2007-08-14 Andrew Pinski <pinskia@gmail.com>
1426 * c-typeck.c (build_binary_op): Disallow vector float types with
1427 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
1429 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1431 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
1432 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
1433 (dep_def): New typedef.
1434 (init_dep_1, sd_debug_dep): Declare functions.
1435 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
1436 (debug_dep_links): Remove.
1437 (struct _deps_list): New field 'n_links'.
1438 (DEPS_LIST_N_LINKS): New macro.
1439 (FOR_EACH_DEP_LINK): Remove.
1440 (create_deps_list, free_deps_list, delete_deps_list): Remove
1442 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
1443 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1444 (copy_deps_list_change_con, move_dep_link): Ditto.
1445 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
1446 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
1448 (INSN_BACK_DEPS): Remove.
1449 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
1451 (INSN_DEP_COUNT): Remove.
1452 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
1453 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
1454 Declare global variables.
1455 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
1456 (add_forw_dep, compute_forward_dependences): Remove declarations.
1457 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
1458 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1459 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
1461 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
1463 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
1464 (sd_list_types_def): New typedef.
1465 (sd_next_list): Declare function.
1466 (struct _sd_iterator): New type.
1467 (sd_iterator_def): New typedef.
1468 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
1470 (FOR_EACH_DEP): New cycle wrapper.
1471 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
1473 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
1474 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
1477 * sched-deps.c (init_dep_1): Make global.
1478 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
1480 (dump_dep): New static function.
1481 (dump_dep_flags): New static variable.
1482 (sd_debug_dep): New function.
1483 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
1485 (move_dep_link): Use remove_from_deps_list (), instead of
1487 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
1488 (dep_link_is_detached_p): New static function.
1489 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
1491 (dn_pool, dl_pool): New alloc_pools.
1492 (dn_pool_diff, dl_pool_diff): New static variables.
1493 (create_dep_node, delete_dep_node): New static function.
1494 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
1495 (deps_list_empty_p): Make it static. Use 'n_links' field.
1496 (deps_pools_are_empty_p): New static function.
1497 (alloc_deps_list, delete_deps_list): Remove.
1498 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
1499 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1500 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
1501 (forward_dependency_cache): Remove.
1502 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
1503 'back' from the names. Change signature to use dep_t instead of
1505 (add_back_dep): Ditto. Make global.
1506 (check_dep_status): Rename to check_dep ().
1507 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
1509 (sd_finish_insn): Ditto.
1510 (sd_find_dep_between_no_cache): New static function.
1511 (sd_find_dep_between): New function.
1512 (ask_dependency_caches, set_dependency_caches): New static functions.
1513 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
1514 (add_or_update_dep_1): Separate pieces of functionality into
1515 ask_dependency_caches (), update_dependency_caches (),
1516 change_spec_dep_to_hard (), update_dep ().
1517 (get_back_and_forw_lists): New static function.
1518 (sd_add_dep): Separate setting of dependency caches into
1519 set_dependency_caches ().
1520 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
1522 (sd_delete_dep): Ditto.
1523 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
1524 (dump_lists): New static function.
1525 (sd_debug_lists): New debug function.
1526 (delete_all_dependences, fixup_sched_groups): Update to use
1527 sd_* infrastructure.
1528 (sched_analyze_2): Create data-speculative dependency only if
1529 data-speculation is enabled.
1530 (sched_analyze_insn): If insn cannot be speculative, make all its
1531 dependencies non-speculative.
1532 (sched_analyze): Use sd_init_insn ().
1533 (add_forw_dep, compute_forward_dependencies): Remove.
1534 (delete_dep_nodes_in_back_deps): New static function.
1535 (sched_free_deps): New function.
1536 (init_dependency_caches): Init alloc_pools.
1537 (extend_depedency_caches): Update after removing of
1538 forward_dependency_cache.
1539 (free_dependency_caches): Ditto. Free alloc_pools.
1540 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
1541 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
1543 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1544 (add_dependence): Use init_dep ().
1545 (get_dep_weak_1): New static function.
1546 (get_dep_weak): Move logic to get_dep_weak_1 ().
1547 (dump_ds): New static function moved from haifa-sched.c:
1548 debug_spec_status ().
1549 (debug_ds): New debug function.
1550 (check_dep_status): Rename to check_dep (). Update to check whole
1553 * haifa-sched.c (spec_info): Make global.
1554 (added_recovery_block_p): Rename to
1555 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
1556 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
1557 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
1558 to use new interfaces.
1559 (ok_for_early_queue_removal): Ditto.
1560 (schedule_block): Initialize logical uids of insns emitted by the
1562 (sched_init): Initialize new variable.
1563 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
1565 (extend_global): Initialize insn data.
1566 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
1567 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
1569 (add_to_speculative_block): Update to use new interfaces.
1570 (create_recovery_block): Set new variables.
1571 (create_check_block_twin, fix_recovery_deps): Update to use new
1573 (sched_insn_is_legitimate_for_speculation_p): New function.
1574 (speculate_insn): Move checking logic to
1575 sched_insn_is_legitimate_for_speculation_p ().
1576 (sched_remove_insn): Finalize sched-deps information of instruction.
1577 (clear_priorities, add_jump_dependencies): Update to use new
1579 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
1581 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
1582 to use new interfaces.
1583 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
1584 (new_ready): Try to use control speculation only if it is available.
1585 (add_branch_dependences): Update to use new interfaces.
1586 (compute_block_backward_dependences): Rename to
1587 compute_block_dependences (). Call
1588 targetm.sched.dependencies_evaluation_hook ().
1589 (free_block_dependencies): New static function.
1590 (debug_dependencies): Update to use new interfaces.
1591 (schedule_region): Remove separate computation of forward dependencies.
1592 Move call of targetm.sched.dependencies_evaluation_hook () to
1593 compute_block_dependences (). Free dependencies at the end of
1594 scheduling the region.
1596 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
1598 (add_deps_for_risky_insns): Ditto.
1599 (schedule_ebb): Remove separate computation of forward dependencies.
1600 Free dependencies at the end of scheduling the ebb.
1602 * ddg.c (create_ddg_dependence): Update to use new interfaces.
1603 (build_intra_loop_deps): Ditto. Remove separate computation of
1604 forward dependencies. Free sched-deps dependencies.
1606 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
1607 to use new interfaces.
1608 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
1610 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
1612 (is_costly_group): Ditto.
1614 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1616 * alias.c (rtx_equal_for_memref_p): Constify.
1617 * basic-block.h (const_edge, const_basic_block): New.
1618 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
1619 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
1620 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
1621 probably_never_executed_bb_p, edge_probability_reliable_p,
1622 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
1623 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
1625 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
1626 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
1628 * cfganal.c (flow_active_insn_p, forwarder_block_p,
1629 flow_nodes_print, dfs_enumerate_from): Likewise.
1630 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
1631 control_flow_insn_p, count_basic_blocks): Likewise.
1632 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
1633 get_loop_body_with_size, loop_exit_edge_p): Likewise.
1634 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
1635 average_num_loop_insns, loop_exit_edge_p,
1636 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
1637 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
1638 average_num_loop_insns, seq_cost): Likewise.
1639 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
1640 * dominance.c (dominated_by_p): Likewise.
1641 * emit-rtl.c (validate_subreg): Likewise.
1642 * except.c (can_throw_internal, can_throw_external): Likewise.
1643 * except.h (can_throw_internal, can_throw_external): Likewise.
1644 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
1645 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
1646 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
1647 simple_mem, store_ops_ok, load_kills_store, find_loads,
1648 store_killed_in_insn, store_killed_after, store_killed_before,
1649 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
1651 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
1652 noce_mem_write_may_trap_or_fault_p): Likewise.
1653 * pointer-set.c (pointer_set_contains, pointer_map_contains):
1655 * pointer-set.h (pointer_set_contains, pointer_map_contains):
1657 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
1658 probably_cold_bb_p, probably_never_executed_bb_p,
1659 edge_probability_reliable_p, br_prob_note_reliable_p,
1660 can_predict_insn_p): Likewise.
1661 * regclass.c (reg_set_to_hard_reg_set): Likewise.
1662 * resource.c (return_insn_p): Likewise.
1663 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
1665 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
1666 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
1667 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
1668 verify_gimple_modify_stmt): Likewise.
1669 * tree-chrec.c (is_not_constant_evolution,
1670 is_multivariate_chrec_rec, is_multivariate_chrec,
1671 chrec_contains_symbols, chrec_contains_undetermined,
1672 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
1673 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
1674 eq_evolutions_p, scev_direction): Likewise.
1675 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
1676 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
1677 chrec_contains_symbols_defined_in_loop,
1678 chrec_contains_undetermined, tree_contains_chrecs,
1679 evolution_function_is_affine_multivariate_p,
1680 evolution_function_is_univariate_p, chrec_zerop,
1681 evolution_function_is_constant_p, evolution_function_is_affine_p,
1682 evolution_function_is_affine_or_constant_p,
1683 tree_does_not_contain_chrecs, chrec_type): Likewise.
1684 * tree-data-ref.c (tree_fold_divides_p,
1685 object_address_invariant_in_loop_p, dr_may_alias_p,
1686 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
1687 same_access_functions, constant_access_functions,
1688 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
1690 * tree-flow.h (scev_direction): Likewise.
1691 * tree-gimple.c (is_gimple_stmt): Likewise.
1692 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
1694 * tree-pretty-print.c (op_prio): Likewise.
1695 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
1696 analyzable_condition, backedge_phi_arg_p): Likewise.
1697 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
1698 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
1699 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
1702 2007-08-13 Dan Hipschman <dsh@google.com>
1705 * c-format.c (check_format_arg): Move check for zero-length
1706 format strings below the check for unterminated strings.
1708 2007-08-13 Andrew Pinski <pinskia@gmail.com>
1711 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
1714 2007-08-13 Nick Clifton <nickc@redhat.com>
1716 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
1718 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1721 * c-format.c (gcc_gfc_length_specs): New array.
1722 (gcc_gfc_char_table): Add unsigned specifier, and references to
1723 the l length modifier.
1724 (format_types_orig): Use the new gcc_gfc_length_specs.
1726 2007-08-12 Sa Liu <saliu@de.ibm.com>
1728 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
1729 and with REG_RETVAL note after split.
1731 2007-08-11 David Daney <ddaney@avtrex.com>
1733 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
1734 as ATTRIBUTE_UNUSED.
1736 2007-08-11 David Edelsohn <edelsohn@gnu.org>
1737 Segher Boessenkool <segher@kernel.crashing.org>
1739 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
1740 HAVE_LOCAL_CPU_DETECT not defined.
1742 2007-08-11 Jan Hubicka <jh@suse.cz>
1744 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
1745 (cgraph_process_new_functions): Honor previous value of
1746 disregard_inline_limits.
1747 * ipa-inline.c (compute_inline_parameters): Likewise.
1749 2007-08-11 Ian Lance Taylor <iant@google.com>
1751 * alias.h (alias_set_type): Define new type.
1752 (ALIAS_SET_MEMORY_BARRIER): Use it.
1753 * rtl.h: Include alias.h.
1754 (struct mem_attrs): Use alias_set_type.
1755 * tree.h: Include alias.h
1756 (struct tree_type): Use alias_set_type.
1757 (struct tree_struct_field_tag): Likewise.
1758 (struct tree_decl_common): Likewise.
1759 * alias.c (struct alias_set_entry): Use alias_set_type.
1760 (get_alias_set_entry, alias_set_subset_of): Likewise.
1761 (alias_sets_conflict_p): Likewise.
1762 (alias_sets_must_conflict_p): Likewise.
1763 (objects_must_conflict_p): Likewise.
1764 (get_alias_set, new_alias_set): Likewise.
1765 (record_alias_subset, record_component_aliases): Likewise.
1766 (varargs_set, frame_set): Change to alias_set_type.
1767 (get_varargs_alias_set): Use alias_set_type.
1768 (get_frame_alias_set): Likewise.
1769 * builtins.c (setjmp_alias_set): Change to alias_set_type.
1770 * dse.c (struct store_info): Use alias_set_type.
1771 (struct read_info, struct clear_alias_mode_holder): Likewise.
1772 (clear_alias_set_lookup, canon_address): Likewise.
1773 (record_store, check_mem_read_rtx): Likewise.
1774 (dse_record_singleton_alias_set): Likewise.
1775 (dse_invalidate_singleton_alias_set): Likewise.
1776 * emit-rtl.c (get_mem_attrs): Likewise.
1777 (set_mem_attributes_minus_bitpos): Likewise.
1778 (set_mem_alias_set): Likewise.
1779 * expr.c (store_constructor_field, store_field): Likewise.
1780 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
1781 * langhooks.c (lhd_get_alias_set): Likewise.
1782 * langhooks-def.h (lhd_get_alias_set): Likewise.
1783 * reload1.c (alter_reg): Likewise.
1784 * tree-flow.h (struct fieldoff): Likewise.
1785 * tree-ssa-alias.c (struct alias_map_d): Likewise.
1786 (may_alias_p, get_smt_for, create_sft): Likewise.
1787 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
1788 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1789 (merge_smts_into): Likewise.
1790 * varasm.c (const_alias_set): Likewise.
1791 * c-common.c (strict_aliasing_warning): Likewise.
1792 (c_common_get_alias_set): Likewise.
1793 * dse.h (dse_record_singleton_alias_set): Update declaration.
1794 (dse_invalidate_singleton_alias_set): Likewise.
1795 * emit-rtl.h (set_mem_alias_set): Likewise.
1796 * c-common.h (c_common_get_alias_set): Likewise.
1797 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
1798 * print-tree.c (print_node): Likewise.
1799 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
1801 (alpha_setup_incoming_varargs): Use alias_set_type.
1802 * config/i386/i386.c (setup_incoming_varargs_64): Use
1804 (setup_incoming_varargs_ms_64): Likewise.
1805 (ix86_GOT_alias_set): Likewise.
1806 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1807 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1808 (set): Change to alias_set_type.
1809 (get_TOC_alias_set): Use alias_set_type.
1810 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
1812 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
1813 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
1815 (struct_value_alias_set): Likewise.
1816 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
1818 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1820 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
1821 * config/vxworks.h (TARGET_VXWORKS): Override.
1822 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
1823 "mips" if TARGET_VXWORKS.
1825 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1827 * calls.c (avoid_likely_spilled_reg): New function.
1828 (expand_call): Use it.
1830 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1832 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
1834 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
1836 * config/mips/predicates.md (const_call_insn_operand): Invoke
1837 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
1839 2007-08-10 David Edelsohn <edelsohn@gnu.org>
1842 * config/rs6000/driver-rs6000.c: Include link.h.
1843 Use ElfW instead of wordsize-specif typedef.
1845 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1847 * system.h (CONST_CAST): New.
1848 * c-decl.c (c_make_fname_decl): Use it.
1849 * c-lex.c (cb_ident, lex_string): Likewise.
1850 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1851 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1852 give_switch, set_multilib_dir): Likewise.
1853 * gengtype-parse.c (string_seq, typedef_name): Likewise.
1854 * passes.c (execute_one_pass): Likewise.
1855 * prefix.c (update_path): Likewise.
1856 * pretty-print.c (pp_base_destroy_prefix): Likewise.
1857 * tree.c (build_string): Likewise.
1859 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1861 * tree-flow-inline.h (is_exec_stmt): Remove.
1862 (is_label_stmt): Remove.
1863 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
1866 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
1868 * lower-subreg.c (resolve_shift_zext): Don't adjust
1869 src_reg_num for wordmode operands.
1871 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
1872 David Ung <davidu@mips.com>
1874 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
1875 (TARGET_SCHED_REORDER2): Define.
1876 (mips_maybe_swap_ready): New.
1877 (mips_last_74k_agen_insn): New.
1878 (mips_74k_agen_init): New.
1879 (mips_74k_agen_reorder): New function to group loads and stores
1881 (mips_sched_init): New.
1882 (mips_sched_reorder): Don't do initialization here. Call
1883 mips_74k_agen_reorder.
1884 (mips_variable_issue): Call mips_74k_agen_init.
1886 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1888 * tree-flow-inline.h (get_filename): Remove.
1890 2007-08-10 Richard Sandiford <richard@codesourcery.com>
1892 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
1894 (mips_fetch_insns): Delete in favor of...
1895 (mips_load_store_insns): ...this new function.
1896 * config/mips/mips.c (mips_address_insns): Add a boolean argument
1897 to say whether multiword moves _might_ be split.
1898 (mips_fetch_insns): Delete in favor of...
1899 (mips_load_store_insns): ...this new function.
1900 (mips_rtx_costs): Update the call to mips_address_insns.
1901 (mips_address_cost): Likewise.
1902 * config/mips/mips.md (length): Use mips_load_store_insns instead
1903 of mips_fetch_insns.
1904 * config/mips/constraints.md (R): Use mips_address_insns rather
1905 than mips_fetch_insns. Assume that the move never needs to be split.
1907 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1909 * config/mips/mips.opt (mhard-float, msoft-float): Make these
1910 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
1911 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
1912 * config/mips/mips.h (mips16_hard_float): Delete.
1913 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
1914 definitions, and replace with....
1915 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
1916 * config/mips/mips.c (mips16_hard_float): Delete. Replace
1917 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
1918 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
1919 (override_options): Replace MASK_SOFT_FLOAT references with
1920 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
1921 and mips16_hard_float when TARGET_MIPS16.
1923 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1926 * c-typeck.c (build_binary_op): Check for non pointer types before
1927 calling int_fits_type_p.
1929 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1932 * fold-const.c (omit_one_operand): Return only the ommitted expression
1933 if the result is an empty statement.
1934 (pedantic_omit_one_operand): Likewise.
1936 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
1938 * c-typeck.c (readonly_error): Improve error for assignment.
1940 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
1942 (pp_c_expression): Ditto.
1944 2007-08-09 Simon Baldwin <simonb@google.com>
1946 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
1947 break that was preventing simplify_associative_operation() for xor.
1949 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1950 Nigel Stephens <nigel@mips.com>
1952 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
1953 Document change in interpretation of value from boolean to
1955 * optabs.c (expand_ffs, expand_ctz): New functions to compute
1956 ffs and ctz using clz.
1957 (expand_unop): Call them.
1958 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
1960 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
1961 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
1962 enable the new ffs expansion on this target.
1964 2007-08-09 Jan Hubicka <jh@suse.cz>
1966 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
1967 (expand_ternary_op): Likewise.
1968 (expand_vec_shift_expr): Likewise.
1969 (expand_binop_directly): Likewise.
1970 (expand_binop): Likewise.
1971 (sign_expand_binop): Likewise.
1972 (expand_twoval_unop): Likewise.
1973 (expand_twoval_binop): Likewise.
1974 (expand_twoval_binop_libfunc): Likewise.
1975 (widen_clz): Likewise.
1976 (widen_bswap): Likewise.
1977 (expand_parity): Likewise.
1978 (expand_unop): Likewise.
1979 (expand_abs_nojump): Likewise.
1980 (expand_copysign): Likewise.
1981 (emit_no_conflict_block): Likewise.
1982 (emit_libcall_block): Likewise.
1983 (can_compare_p): Likewise.
1984 (prepare_cmp_insn): Likewise.
1985 (emit_cmp_and_jump_insn_1): Likewise.
1986 (prepare_float_lib_cmp): Likewise.
1987 (emit_conditional_add): Likewise.
1988 (gen_add2_insn): Likewise.
1989 (have_add2_insn): Likewise.
1990 (gen_sub2_insn): Likewise.
1991 (have_sub2_insn): Likewise.
1992 (can_extend_p): Likewise.
1993 (can_fix_p): Likewise.
1994 (can_float_p): Likewise.
1995 (expand_float): Likewise.
1996 (expand_fix): Likewise.
1997 (expand_sfix_optab): Likewise.
1998 (new_optab): Likewise.
1999 (new_convert_optab): Likewise.
2000 (init_libfuncs): Likewise.
2001 (init_interclass_conv_libfuncs): Likewise.
2002 (init_intraclass_conv_libfuncs): Likewise.
2003 (set_conv_libfunc): Likewise.
2004 (init_optabs): Likewise.
2005 (debug_optab_libfuncs): Likewise.
2006 (gen_cond_trap): Likewise.
2007 * optabs.h (optab_handler, convert_optab_hanlder): New.
2008 * genopinit.c: Update optabs generation table.
2009 * reload.c (find_reloads_address_1): Use optabs accestors.
2010 * builtins.c (expand_builtin_mathfn): Likewise.
2011 (expand_builtin_mathfn_2): Likewise.
2012 (expand_builtin_mathfn_3): Likewise.
2013 (expand_builtin_interclass_mathfn): Likewise.
2014 (expand_builtin_sincos): Likewise.
2015 (expand_builtin_cexpi): Likewise.
2016 (expand_builtin_powi): Likewise.
2017 (expand_builtin_strlen): Likewise.
2018 * dojump.c (do_jump): Likewise.
2019 * expr.c (convert_move): Likewise.
2020 (move_by_pieces): Likewise.
2021 (move_by_pieces_ninsns): Likewise.
2022 (can_store_by_pieces): Likewise.
2023 (store_by_pieces_1): Likewise.
2024 (emit_move_via_integer): Likewise.
2025 (emit_move_complex): Likewise.
2026 (emit_move_ccmode): Likewise.
2027 (emit_move_insn_1): Likewise.
2028 (emit_single_push_insn): Likewise.
2029 (store_constructor): Likewise.
2030 (expand_expr_real_1): Likewise.
2031 (do_store_flag): Likewise.
2032 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
2033 (enumerate_modes): Likewise.
2034 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2035 (supportable_widening_operation): Likewise.
2036 (supportable_narrowing_operation): Likewise.
2037 * expmed.c (store_bit_field_1): Likewise.
2038 (extract_bit_field_1): Likewise.
2039 (expand_mult_highpart_optab): Likewise.
2040 (expand_smod_pow2): Likewise.
2041 (expand_divmod): Likewise.
2042 (emit_store_flag): Likewise.
2043 * tree-vect-patterns.c
2044 (vect_pattern_recog_1): Likewise.
2045 * tree-ssa-loop-prefetch.c
2046 (nontemporal_store_p): Likewise.
2047 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
2048 (vect_create_epilog_for_reduction): Likewise.
2049 (vectorizable_reduction): Likewise.
2050 (vectorizable_operation): Likewise.
2051 (vect_strided_store_supported): Likewise.
2052 (vectorizable_store): Likewise.
2053 (vect_strided_load_supported): Likewise.
2054 (vectorizable_load): Likewise.
2055 * combine.c (simplify_comparison): Likewise.
2056 * tree-vect-generic.c
2057 (type_for_widest_vector_mode): Likewise.
2058 (expand_vector_operations_1): Likewise.
2059 * config/spu/spu.c (spu_expand_mov): Likewise.
2060 (spu_emit_vector_compare): Likewise.
2061 * config/rs6000/rs6000.c
2062 (rs6000_emit_vector_compare): Likewise.
2063 * stmt.c (add_case_node): Likewise.
2064 * reload1.c (gen_reload):
2066 2007-08-09 Michael Matz <matz@suse.de>
2068 * tree.h (fixed_zerop): Declare as taking a const_tree.
2069 * tree.c (fixed_zerop): Take a const_tree.
2071 2007-08-09 Ira Rosen <irar@il.ibm.com>
2073 * tree-vect-transform.c (vectorizable_store): Remove call to
2074 copy_virtual_operands() and call mark_symbols_for_renaming() for
2075 the created vector store.
2076 (vect_setup_realignment): Don't call copy_virtual_operands() and
2077 update_vuses_to_preheader().
2078 (vectorizable_load): Don't call copy_virtual_operands().
2079 (update_vuses_to_preheader): Remove.
2081 2007-08-08 Chao-ying Fu <fu@mips.com>
2083 * tree.def (FIXED_POINT_TYPE): New type.
2084 (FIXED_CST): New constant.
2085 (FIXED_CONVERT_EXPR): New expr.
2086 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
2087 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
2088 * tree.h (struct tree_base): Add saturating_flag.
2089 Remove one bit of spare for saturating_flag.
2090 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
2091 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
2092 FIXED_POINT_TYPE_P): Define.
2093 (TYPE_SATURATING): Define.
2094 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
2095 (struct tree_fixed_cst): New.
2096 (TYPE_IBIT, TYPE_FBIT): Define.
2097 (tree_node): Add fixed_cst.
2098 (enum tree_index): Add new enumeration values of
2099 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
2100 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
2101 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
2102 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
2103 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
2104 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
2105 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
2106 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
2107 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
2108 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
2109 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
2110 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
2111 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
2112 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
2113 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
2114 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
2115 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
2116 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
2117 (sat_short_fract_type_node, sat_fract_type_node,
2118 sat_long_fract_type_node, sat_long_long_fract_type_node,
2119 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
2120 sat_unsigned_long_fract_type_node,
2121 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
2122 fract_type_node, long_fract_type_node, long_long_fract_type_node,
2123 unsigned_short_fract_type_node, unsigned_fract_type_node,
2124 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
2125 sat_short_accum_type_node, sat_accum_type_node,
2126 sat_long_accum_type_node, sat_long_long_accum_type_node,
2127 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
2128 sat_unsigned_long_accum_type_node,
2129 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
2130 accum_type_node, long_accum_type_node, long_long_accum_type_node,
2131 unsigned_short_accum_type_node, unsigned_accum_type_node,
2132 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
2133 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
2134 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
2135 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
2136 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
2137 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
2138 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
2139 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
2140 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
2141 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
2142 sat_uda_type_node, sat_uta_type_node): New macro.
2143 (make_fract_type, make_accum_type): Declare.
2144 (make_signed_fract_type, make_unsigned_fract_type,
2145 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
2146 make_signed_accum_type, make_unsigned_accum_type,
2147 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
2148 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
2149 make_or_reuse_sat_signed_fract_type,
2150 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
2151 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
2152 make_or_reuse_sat_unsigned_accum_type): New macro.
2153 (fixed_zerop): Declare.
2154 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2155 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2156 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2157 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2158 * treestruct.def: Add TS_FIXED_CST.
2159 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
2161 (tree-dump.o): Likewise.
2162 (print-tree.o): Likewise.
2163 (tree-pretty-print.o): Likewise.
2164 (fold-const.o): Likewise.
2165 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
2166 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
2167 (is_gimple_min_invariant): Handle FIXED_CST.
2168 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
2169 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2170 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2171 (layout_type): Handle FIXED_POINT_TYPE.
2172 (make_fract_type, make_accum_type): New functions.
2173 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
2174 * tree-dump.c (fixed-value.h): New include.
2175 (dump_fixed): New function.
2176 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
2177 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
2178 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
2179 * tree-pretty-print.c (fixed-value.h): New include.
2180 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
2182 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
2183 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
2184 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
2185 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
2186 for non-saturating fixed-point types.
2187 (reassociate_bb): Likewise.
2188 * emit-rtl.c (fixed-value.h): New include.
2189 (fconst0, fconst1): New array.
2190 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
2191 * tree-vect-generic.c expand_vector_operation): Support
2192 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
2194 (type_for_widest_vector_mode): Add one parameter for the
2196 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
2198 Pass the satp parameter to type_for_mode for fixed-point types.
2199 (expand_vector_operations_1): Pass the saturating flag to
2200 type_for_widest_vector_mode.
2201 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2202 and MODE_VECTOR_UACCUM.
2203 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
2204 (vectorizable_condition): Likewise.
2205 * tree.c (fixed-value.h): New include.
2206 (tree_code_size): Support FIXED_CST.
2207 (build_fixed): New function.
2208 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
2209 (fixed_zerop): New function.
2210 (tree_node_structure): Support FIXED_CST.
2211 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
2212 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
2213 (type_hash_eq): Handle FIXED_POINT_TYPE.
2214 (simple_cst_equal): Support FIXED_CST.
2215 (iterative_hash_expr): Handle FIXED_CST.
2216 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
2217 (get_narrower): Likewise.
2218 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
2219 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
2220 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
2221 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
2223 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
2224 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2225 (initializer_zerop): Support FIXED_CST.
2226 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
2227 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
2228 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
2229 (is_base_type): Handle FIXED_POINT_TYPE.
2230 (add_type_attribute): Handle FIXED_POINT_TYPE.
2231 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
2232 * print-tree.c (fixed-value.h): New include.
2233 (print_node_brief): Support FIXED_CST.
2234 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
2235 * c-pretty-print.c (fixed-value.h): New include.
2236 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
2237 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
2238 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
2239 Support fixed-point types for inner items in VECTOR_TYPE.
2240 (pp_c_direct_declarator): Likewise.
2241 (pp_c_declarator): Likewise.
2242 (pp_c_fixed_constant): New function.
2243 (pp_c_constant): Handle FIXED_CST.
2244 (pp_c_primary_expression): Likewise.
2245 (pp_c_expression): Likewise.
2246 * fold-const.c (fixed-value.h): New include.
2247 (negate_expr_p): Return true for FIXED_CST.
2248 (fold_negate_expr): Support FIXED_CST.
2249 (split_tree): Support FIXED_CST.
2250 (const_binop): Support FIXED_CST.
2251 (fold_convert_const_int_from_fixed): New function to convert from
2253 (fold_convert_const_real_from_fixed): New function to convert from
2255 (fold_convert_const_fixed_from_fixed): New function to convert from
2256 fixed to another fixed.
2257 (fold_convert_const_fixed_from_int): New function to convert from
2259 (fold_convert_const_fixed_from_real): New function to convert from
2261 (fold_convert_const): Support conversions from fixed to int, from
2262 fixed to real, from fixed to fixed, from int to fixed, and from real
2264 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
2265 (operand_equal_p): Support FIXED_CST.
2266 (make_range): For fixed-point modes, we need to pass the
2267 saturating flag as the 2nd parameter.
2268 (tree_swap_operands_p): Handle FIXED_CST.
2269 (fold_plusminus_mult_expr): For fract modes, we cannot generate
2271 (fold_unary): Support FIXED_CONVERT_EXPR.
2272 (fold_binary): Handle FIXED_CST.
2273 Make sure the type is not saturating, before associating operations.
2274 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
2275 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
2276 (fold_negate_const): Support FIXED_CST.
2277 (fold_relational_const): Support FIXED_CST.
2278 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
2279 (gimplify_expr): Handle FIXED_CST.
2280 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
2281 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
2282 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
2283 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
2284 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2285 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2286 LONG_LONG_ACCUM_TYPE_SIZE.
2287 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
2288 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
2289 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
2290 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
2291 MODE_ACCUM, and MODE_UACCUM.
2292 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
2293 fixed-point types to disable reduction.
2294 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
2296 2007-08-08 David Edelsohn <edelsohn@gnu.org>
2298 * config/rs6000/x-rs6000: New file.
2299 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
2300 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
2301 (EXTRA_SPEC_FUNCTIONS): Define.
2302 (HAVE_LOCAL_CPU_DETECT): Define.
2303 (CC1_CPU_SPEC): Define.
2304 * config/rs6000/driver-rs6000.c: New file.
2305 * config/rs6000/aix.h (CC1_SPEC): Define.
2306 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
2307 * config.host: Add x-rs6000 to host_xmake_file if host and target
2308 are rs6000 or powerpc.
2310 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2312 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
2314 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2315 Sandra Loosemore <sandra@codesourcery.com>
2316 Chao-ying Fu <fu@mips.com>
2317 Nigel Stephens <nigel@mips.com>
2318 David Ung <davidu@mips.com>
2320 * doc/invoke.texi (-mcode-readable): Document.
2321 * config/mips/mips.opt (mcode-readable): New option.
2322 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
2323 * config/mips/mips.h (mips_code_readable_setting): New enum.
2324 (mips_code_readable): Declare.
2325 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
2326 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
2327 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
2328 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
2329 boiler-plate comments.
2330 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2331 * config/mips/mips.c (mips_code_readable): New variable.
2332 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
2333 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
2334 context and -mcode-readable setting to restrict the use of
2335 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
2336 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
2337 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
2338 (mips_blocks_for_constant_p): Only return false for
2339 TARGET_MIPS16_PCREL_LOADS.
2340 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
2341 for MIPS16. Handle SYMBOL_32_HIGH.
2342 (mips_const_insns): Allow HIGHs for MIPS16 too.
2343 (mips_unspec_address_offset): New function, split out from...
2344 (mips_unspec_address): ...here.
2345 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
2346 16-bit symbolic constants. Assert approropiate conditions for
2347 using the "la" and "dla" macros.
2348 (mips_handle_option): Handle -mcode-readable=.
2349 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
2350 Set up mips_lo_relocs[SYMBOL_32_HIGH].
2351 (mips_strip_unspec_address): New function, split out from...
2352 (print_operand_reloc): ...here.
2353 (print_operand): Pass constants through mips_strip_unspec_address.
2354 (print_operand_address): Likewise.
2355 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
2356 (mips_select_rtx_section): Remove MIPS16 handling.
2357 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
2358 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
2359 (mips16_lay_out_constants): Do nothing unless
2360 TARGET_MIPS16_PCREL_LOADS.
2361 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
2362 * config/mips/mips.md: Split HIGHs for MIPS16.
2363 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2365 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2367 * config/mips/mips-protos.h (mips_emit_move): Declare.
2368 * config/mips/mips.c (mips_emit_move): New function.
2369 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
2370 (mips_legitimize_const_move): Likewise.
2371 (mips_legitimize_move): Likewise.
2372 (mips_split_64bit_move): Likewise.
2373 (mips_restore_gp): Likewise.
2374 (mips_load_call_address): Likewise.
2375 (mips_emit_fcc_reload): Likewise.
2376 (mips_set_return_address): Likewise.
2377 (mips_block_move_straight): Likewise.
2378 (mips_block_move_loop): Likewise.
2379 (mips_setup_incoming_varargs): Likewise.
2380 (mips_save_reg): Likewise.
2381 (mips_expand_prologue): Likewise.
2382 (mips_restore_reg): Likewise.
2383 (mips_expand_epilogue): Likewise.
2384 (mips_output_mi_thunk): Likewise.
2385 (build_mips16_call_stub): Likewise.
2386 (mips_builtin_branch_and_move): Likewise.
2387 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
2388 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2389 (fixuns_truncdfdi2): Likewise.
2390 (fixuns_truncsfsi2): Likewise.
2391 (fixuns_truncsfdi2): Likewise.
2392 (loadgp_absolute): Likewise.
2393 (builtin_setjmp_setup): Likewise.
2394 (builtin_longjmp): Likewise.
2395 (untyped_call): Likewise.
2397 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2399 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
2400 an "rtx *" argument. Return a bool.
2401 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
2402 values and return true if they can be split. Take the same kind of
2403 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
2404 and store the lo_sum there if nonnull. Use the symbol type to
2405 determine whether a $gp or HIGH is needed.
2406 (mips_legitimize_address): Update call to mips_split_symbol and
2407 simplify accordingly.
2408 (mips_legitimize_const_move): Likewise.
2409 * config/mips/mips.md: In the combine define_split,
2410 check mips_split_symbol instead of splittable_symbolic_operand.
2411 Update use of mips_split_symbol in the generator code.
2412 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
2414 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2416 * config/mips/mips.c (mips_symbolic_address_p): Delete.
2417 (mips_symbol_insns_1): New function, split out from...
2418 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
2419 and stores separately from load addresses.
2420 (mips_classify_address): Replace uses of mips_symbolic_address_p
2421 with uses of mips_symbol_insns.
2422 (mips_address_insns): Update calls to mips_symbol_insns.
2423 (mips_const_insns): Likewise.
2424 (mips_legitimize_address): Likewise.
2426 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2428 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
2429 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
2430 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
2431 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
2432 non-call contexts if TARGET_MIPS16.
2433 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
2434 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
2435 code for SYMBOL_ABSOLUTE.
2436 (mips_symbol_insns): Likewise.
2438 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2440 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
2441 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
2442 (mips_symbolic_constant_p): Likewise. Update the call to
2443 mips_classify_symbol.
2444 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
2445 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
2446 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
2447 (print_operand_reloc): Add a context argument. Update the call to
2448 mips_symbolic_constant_p.
2449 (print_operand): Update the calls to print_operand_reloc.
2450 (print_operand_address): Use print_operand_reloc rather than
2452 (mips_rewrite_small_data_p): Add a context argument. Update the call
2453 to mips_symbolic_constant_p.
2454 (mips_small_data_pattern_1): Make DATA the containing mem.
2455 Update the call to mips_rewrite_small_data_p.
2456 (mips_rewrite_small_data_1): Likewise.
2457 (mips_use_anchors_for_symbol_p): Update the call to
2458 mips_symbolic_constant_p.
2459 * config/mips/predicates.md (const_call_insn_operand): Likewise.
2460 (splittable_symbolic_operand): Likewise.
2461 (move_operand): Likewise.
2462 (absolute_symbolic_operand): Likewise.
2463 (got_disp_operand): Likewise.
2464 (got_page_ofst_operand): Likewise.
2466 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2468 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
2469 (SYMBOL_ABSOLUTE): ...this.
2470 (SYMBOL_SMALL_DATA): Rename to...
2471 (SYMBOL_GP_RELATIVE): ...this.
2472 (SYMBOL_CONSTANT_POOL): Rename to...
2473 (SYMBOL_PC_RELATIVE): ...this.
2474 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
2475 (mips_symbolic_address_p, mips_symbol_insns, override_options)
2476 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
2477 after above changes.
2478 * config/mips/predicates.md (const_call_insn_operand): Likewise.
2479 (general_symbolic_operand): Rename to...
2480 (absolute_symbolic_operand): ...this.
2481 * config/mips/mips.md: Update after above changes.
2483 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
2484 Revital Eres <eres@il.ibm.com>
2486 * ddg.c (print_ddg): Add dump information.
2487 * modulo-sched.c (print_node_sched_params): Add parameter and
2489 (calculate_maxii): Remove function.
2490 (undo_generate_reg_moves): Likewise.
2491 (undo_permute_partial_schedule): Likewise.
2492 (kernel_number_of_cycles): Likewise.
2493 (MAXII_FACTOR): New definition to calculate the upper bound of II.
2494 (sms_schedule): Use it. Remove profitability checks.
2495 (sms_schedule_by_order): Fix order of nodes within the cycle.
2497 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
2499 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
2500 -profile option, add pie support.
2501 (ENDFILE_SPEC): New spec.
2502 * config/gnu.h (LIB_SPEC): Add -profile option.
2504 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
2506 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
2507 * config/gnu.h (LIB_SPEC): Likewise.
2509 2007-08-07 Yaz Saito <saito@google.com>
2510 Ian Lance Taylor <iant@google.com>
2512 * common.opt (finstrument-functions-exclude-function-list): New
2514 (finstrument-functions-exclude-file-list): New option.
2515 * opts.c (char_p): Define and DEF_VEC.
2516 (flag_instrument_functions_exclude_functions): New static
2518 (flag_instrument_functions_exclude_files): New static variable.
2519 (add_instrument_functions_exclude_list): New static function.
2520 (flag_instrument_functions_exclude_p): New function.
2521 (common_handle_option): Handle new options.
2522 * flags.h (flag_instrument_functions_exclude_p): Declare.
2523 * gimplify.c (gimplify_function_tree): Call
2524 flag_instrument_functions_exclude_p.
2525 * doc/invoke.texi (Option Summary): Mention new options.
2526 (Code Gen Options): Document new options.
2528 2007-08-07 Ian Lance Taylor <iant@google.com>
2530 PR rtl-optimization/32776
2531 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
2532 (resolve_use): Likewise.
2533 (decompose_multiword_subregs): Remove "changed" local variable.
2535 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
2537 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
2538 * configure: Regenerate.
2539 * config.in: Regenerate.
2540 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
2543 2007-08-07 Ian Lance Taylor <iant@google.com>
2545 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
2546 note, just delete the insn.
2548 2007-08-07 Andreas Schwab <schwab@suse.de>
2551 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
2554 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
2556 * lower-subreg.c (resolve_subreg_use): Remove assertion.
2557 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
2558 (decompose_multiword_subregs): Use the functions above to decompose
2559 multiword shifts and zero-extends.
2561 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
2563 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
2564 "assemble" descriptions which were swapped.
2566 2007-08-06 Chao-ying Fu <fu@mips.com>
2568 * fixed-value.h: New file.
2569 * fixed-value.c: New file.
2570 * Makefile.in (OBJS-common): Add fixed-value.o.
2571 (fixed-value.o): New rule.
2572 (GTFILES): Add fixed-value.h.
2573 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
2574 to compare a.low and b.low.
2575 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
2577 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2578 Daniel Jacobowitz <dan@codesourcery.com>
2581 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
2583 (x86_64-*-netbsd*): Likewise.
2584 (x86_64-*-linux*): Likewise.
2585 (x86_64-*-kfreebsd*-gnu): Likewise.
2586 (x86_64-*-knetbsd*-gnu): Likewise.
2587 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
2589 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
2591 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
2592 Add -fno-asynchronous-unwind-tables.
2594 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
2595 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
2596 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
2597 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
2598 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
2600 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2602 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
2603 (TARGET_C_MODE_FOR_SUFFIX): New.
2605 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2607 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
2609 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2611 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
2613 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2615 * config/i386/i386.md: Check TARGET_ macros and optimize_size
2616 before checking function returns in conditional expressions.
2618 2007-08-06 Alfred Minarik <a.minarik@aon.at>
2621 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
2623 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2626 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
2627 for INTEGRAL_TYPE_P.
2629 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
2631 * configure.ac: Remove --enable-checking=df from default settings.
2632 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
2633 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
2634 if the parameter is true.
2635 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
2636 DF_VERIFY_SCHEDULED flag is true.
2637 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
2638 (df_finish_pass): Adjust prototype.
2639 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
2642 * see.c (pass_see): Add TODO_df_verify.
2643 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
2644 * global.c (rest_of_handle_global_alloc): Schedule verification
2646 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
2648 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
2649 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
2650 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
2652 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
2653 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
2654 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
2656 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
2657 Revital Eres <eres@il.ibm.com>
2659 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
2661 * ddg.c (create_ddg_dependence): Rename to...
2662 (create_ddg_dep_from_intra_loop_link): This. Do not check
2663 for interloop edges. Do not create anti dependence edge when
2664 a true dependence edge exists in the opposite direction and
2665 -fmodulo-sched-allow-regmoves is set.
2666 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
2667 (add_cross_iteration_register_deps): Create anti dependence edge
2668 when -fno-modulo-sched-allow-regmoves is set.
2669 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
2671 2007-08-04 Richard Sandiford <richard@codesourcery.com>
2673 * config/arm/arm.md (movsi): Add braces.
2675 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2678 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
2679 operands for the folding of "A - (A & B)" into "~B & A"; cast them
2682 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
2684 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
2685 state accessor functions.
2686 * cfgloopmanip.c (remove_path, create_preheaders,
2687 force_single_succ_latches, fix_loop_structure): Ditto.
2688 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2689 tree_duplicate_loop_to_header_edge): Ditto.
2690 * cfgloopanal.c (mark_irreducible_loops): Ditto.
2691 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
2693 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
2694 cleanup_tree_cfg): Ditto.
2695 * tree-cfg.c (tree_merge_blocks): Ditto.
2696 * cfgloop.c (rescan_loop_exit, record_loop_exits,
2697 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
2698 loop_preheader_edge, single_exit): Ditto.
2699 (flow_loops_find): Do not clear loops->state.
2700 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
2701 loops_state_clear): New functions.
2703 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2706 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2707 when adding to the base and convert ELT to sizetype instead of type.
2709 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2712 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
2713 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
2715 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2718 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
2719 correct type the negate expression.
2721 2007-08-03 Jan Hubicka <jh@suse.cz>
2723 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
2726 2007-08-03 David Edelsohn <edelsohn@gnu.org>
2728 * config/rs6000/rs6000.c (struct processor_cost): Change
2729 l1_cache_lines to l1_cache_size. Add l2_cache_size.
2730 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
2732 (rios1_costs, rios2_cost): Correct cache line size.
2733 (rs6000_override_options): Set l2-cache-size parameter.
2735 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2736 Diego Novillo <dnovillo@google.com>
2739 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
2740 if the range includes 0.
2742 2007-08-03 Ben Elliston <bje@au.ibm.com>
2744 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
2745 mode to unspec expressions to silence a warning from the generator
2748 2007-08-02 Steve Ellcey <sje@cup.hp.com>
2750 * config/ia64/constraints.md ("U"): Make constraint vector only.
2752 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2755 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
2756 always_inline attribute on the function decl.
2758 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2761 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
2762 if we are compiling with -fPIC.
2764 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
2765 Nigel Stephens <nigel@mips.com>
2767 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
2768 Define for MIPS32 and MIPS64.
2770 2007-08-02 Nick Clifton <nickc@redhat.com>
2772 * config/host-hpux.c: Change copyright header to refer to version
2773 3 of the GNU General Public License and to point readers at the
2774 COPYING3 file and the FSF's license web page.
2775 * config/alpha/predicates.md, config/alpha/vms-ld.c,
2776 config/alpha/linux.h, config/alpha/alpha.opt,
2777 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
2778 config/alpha/vms-unwind.h, config/alpha/ev4.md,
2779 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
2780 config/alpha/alpha.h, config/alpha/sync.md,
2781 config/alpha/openbsd.h, config/alpha/alpha.md,
2782 config/alpha/alpha-modes.def, config/alpha/ev5.md,
2783 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
2784 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
2785 config/alpha/constraints.md, config/alpha/osf.h,
2786 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
2787 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
2788 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
2789 config/frv/frv-asm.h, config/frv/frv-protos.h,
2790 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
2791 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
2792 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
2793 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
2794 config/s390/s390.opt, config/s390/s390-modes.def,
2795 config/s390/fixdfdi.h, config/s390/constraints.md,
2796 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
2797 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
2798 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
2799 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
2800 config/m32c/prologue.md, config/m32c/m32c.abi,
2801 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
2802 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
2803 config/m32c/t-m32c, config/m32c/m32c-modes.def,
2804 config/m32c/jump.md, config/m32c/shift.md,
2805 config/m32c/m32c-protos.h, config/libgloss.h,
2806 config/spu/spu-protos.h, config/spu/predicates.md,
2807 config/spu/spu-builtins.h, config/spu/spu.c,
2808 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
2809 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
2810 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
2811 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
2812 config/sparc/hypersparc.md, config/sparc/predicates.md,
2813 config/sparc/linux.h, config/sparc/sp64-elf.h,
2814 config/sparc/supersparc.md, config/sparc/cypress.md,
2815 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
2816 config/sparc/niagara.md, config/sparc/sparc.md,
2817 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
2818 config/sparc/sparc.opt, config/sparc/sync.md,
2819 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
2820 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
2821 config/sparc/sparc.c, config/sparc/little-endian.opt,
2822 config/sparc/sysv4-only.h, config/sparc/sparc.h,
2823 config/sparc/linux64.h, config/sparc/freebsd.h,
2824 config/sparc/sol2.h, config/sparc/rtemself.h,
2825 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
2826 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
2827 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
2828 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
2829 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
2830 config/m32r/linux.h, config/m32r/constraints.md,
2831 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
2832 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
2833 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
2834 config/i386/i386.md, config/i386/netware-crt0.c,
2835 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
2836 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
2837 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
2838 config/i386/sol2.h, config/i386/constraints.md,
2839 config/i386/netware-libgcc.c, config/i386/sysv5.h,
2840 config/i386/predicates.md, config/i386/geode.md,
2841 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
2842 config/i386/freebsd64.h, config/i386/vxworksae.h,
2843 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
2844 config/i386/rtemself.h, config/i386/netbsd-elf.h,
2845 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
2846 config/i386/netware.h, config/i386/i386-modes.def,
2847 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
2848 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
2849 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
2850 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
2851 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
2852 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
2853 config/i386/xm-mingw32.h, config/i386/linux64.h,
2854 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
2855 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
2856 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
2857 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
2858 config/i386/cygwin2.c, config/i386/i386-protos.h,
2859 config/i386/sync.md, config/i386/openbsd.h,
2860 config/i386/host-mingw32.c, config/i386/i386-aout.h,
2861 config/i386/nto.h, config/i386/biarch64.h,
2862 config/i386/i386-coff.h, config/i386/freebsd.h,
2863 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
2864 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
2865 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
2866 config/darwin-protos.h, config/linux.opt, config/sol2.c,
2867 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
2868 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
2869 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
2870 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
2871 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
2872 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
2873 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
2874 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
2875 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
2876 config/sh/superh64.h, config/sh/rtemself.h,
2877 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
2878 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
2879 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
2880 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
2881 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
2882 config/avr/predicates.md, config/avr/constraints.md,
2883 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
2884 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
2885 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
2886 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
2887 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
2888 config/c4x/c4x-modes.def, config/c4x/rtems.h,
2889 config/c4x/predicates.md, config/c4x/c4x.h,
2890 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
2891 config/xtensa/predicates.md, config/xtensa/xtensa.c,
2892 config/xtensa/linux.h, config/xtensa/xtensa.h,
2893 config/xtensa/elf.h, config/xtensa/xtensa.md,
2894 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
2895 config/xtensa/xtensa-protos.h, config/dbx.h,
2896 config/stormy16/predicates.md, config/stormy16/stormy16.md,
2897 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
2898 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
2899 config/host-solaris.c, config/fr30/fr30.h,
2900 config/fr30/predicates.md, config/fr30/fr30-protos.h,
2901 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
2902 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
2903 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
2904 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
2905 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
2906 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
2907 config/host-linux.c, config/interix3.h, config/cris/cris.c,
2908 config/cris/predicates.md, config/cris/linux.h,
2909 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
2910 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
2911 config/cris/aout.opt, config/cris/cris-protos.h,
2912 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
2913 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2914 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
2915 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
2916 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
2917 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
2918 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
2919 config/chorus.h, config/mn10300/mn10300.c,
2920 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
2921 config/mn10300/mn10300.h, config/mn10300/linux.h,
2922 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
2923 config/mn10300/mn10300.md, config/ia64/predicates.md,
2924 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
2925 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
2926 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
2927 config/ia64/freebsd.h, config/ia64/ia64.md,
2928 config/ia64/ia64-modes.def, config/ia64/constraints.md,
2929 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
2930 config/gofast.h, config/rtems.h, config/sol2-10.h,
2931 config/m68k/predicates.md, config/m68k/m68k.md,
2932 config/m68k/linux.h, config/m68k/m68k-modes.def,
2933 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
2934 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
2935 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
2936 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
2937 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
2938 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
2939 config/m68k/constraints.md, config/m68k/rtemself.h,
2940 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
2941 config/m68k/uclinux.h, config/rs6000/power4.md,
2942 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
2943 config/rs6000/linux.h, config/rs6000/eabi.h,
2944 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
2945 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
2946 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
2947 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
2948 config/rs6000/windiss.h, config/rs6000/603.md,
2949 config/rs6000/aix41.h, config/rs6000/cell.md,
2950 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
2951 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
2952 config/rs6000/darwin.md, config/rs6000/darwin64.h,
2953 config/rs6000/default64.h, config/rs6000/7xx.md,
2954 config/rs6000/darwin.opt, config/rs6000/spe.md,
2955 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
2956 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
2957 config/rs6000/7450.md, config/rs6000/linux64.h,
2958 config/rs6000/constraints.md, config/rs6000/440.md,
2959 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
2960 config/rs6000/rs6000.c, config/rs6000/aix52.h,
2961 config/rs6000/rs6000.h, config/rs6000/power6.md,
2962 config/rs6000/predicates.md, config/rs6000/altivec.md,
2963 config/rs6000/aix64.opt, config/rs6000/rios1.md,
2964 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
2965 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
2966 config/rs6000/darwin7.h, config/rs6000/dfp.md,
2967 config/rs6000/linux64.opt, config/rs6000/sync.md,
2968 config/rs6000/vxworksae.h, config/rs6000/power5.md,
2969 config/rs6000/lynx.h, config/rs6000/biarch64.h,
2970 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
2971 config/rs6000/eabispe.h, config/rs6000/e500.h,
2972 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
2973 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
2974 config/rs6000/aix.h, config/rs6000/vxworks.h,
2975 config/rs6000/40x.md, config/rs6000/aix51.h,
2976 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
2977 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
2978 config/arc/arc.h, config/mcore/mcore-elf.h,
2979 config/mcore/mcore-protos.h, config/mcore/predicates.md,
2980 config/mcore/mcore.md, config/mcore/mcore.c,
2981 config/mcore/mcore.opt, config/mcore/mcore.h,
2982 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
2983 config/score/predicates.md, config/score/score-version.h,
2984 config/score/score-protos.h, config/score/misc.md,
2985 config/score/elf.h, config/score/score.c, config/score/mac.md,
2986 config/score/score7.md, config/score/score.h,
2987 config/score/score-conv.h, config/score/score-mdaux.c,
2988 config/score/score.md, config/score/score.opt,
2989 config/score/score-modes.def, config/score/score-mdaux.h,
2990 config/score/mul-div.S, config/arm/uclinux-elf.h,
2991 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
2992 config/arm/symbian.h, config/arm/linux-elf.h,
2993 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
2994 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
2995 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
2996 config/arm/strongarm-pe.h, config/arm/arm.h,
2997 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
2998 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
2999 config/arm/arm-modes.def, config/arm/linux-eabi.h,
3000 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
3001 config/arm/arm-cores.def, config/arm/arm-protos.h,
3002 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
3003 config/arm/wince-pe.h, config/arm/neon.md,
3004 config/arm/constraints.md, config/arm/neon.ml,
3005 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
3006 config/arm/arm.opt, config/arm/arm926ejs.md,
3007 config/arm/predicates.md, config/arm/iwmmxt.md,
3008 config/arm/arm_neon.h, config/arm/unknown-elf.h,
3009 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
3010 config/arm/neon-testgen.ml, config/arm/arm.md,
3011 config/arm/xscale-coff.h, config/arm/pe.c,
3012 config/arm/arm-generic.md, config/arm/pe.h,
3013 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
3014 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
3015 config/arm/strongarm-elf.h, config/arm/cirrus.md,
3016 config/arm/netbsd-elf.h, config/arm/vxworks.h,
3017 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
3018 config/pa/predicates.md, config/pa/pa64-hpux.h,
3019 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
3020 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
3021 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
3022 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
3023 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
3024 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
3025 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
3026 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
3027 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
3028 config/pa/pa64-regs.h, config/pa/pa-modes.def,
3029 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
3030 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
3031 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
3032 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
3033 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
3034 config/mips/linux64.h, config/mips/elforion.h,
3035 config/mips/constraints.md, config/mips/generic.md,
3036 config/mips/predicates.md, config/mips/4300.md,
3037 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
3038 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
3039 config/mips/5k.md, config/mips/vr4120-div.S,
3040 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
3041 config/mips/mips-protos.h, config/mips/6000.md,
3042 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
3043 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
3044 config/mips/mips-modes.def, config/mips/vr.h,
3045 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
3046 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
3047 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
3048 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
3049 config/vax/openbsd1.h, config/vax/netbsd.h,
3050 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
3051 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
3052 config/h8300/rtems.h, config/h8300/predicates.md,
3053 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
3054 config/h8300/h8300.md, config/h8300/h8300.opt,
3055 config/h8300/coff.h, config/h8300/h8300-protos.h,
3056 config/v850/v850.md, config/v850/predicates.md,
3057 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
3058 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
3059 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
3060 config/mmix/mmix.h, config/mmix/predicates.md,
3061 config/mmix/mmix-protos.h, config/mmix/mmix.md,
3062 config/mmix/mmix.c, config/mmix/mmix.opt,
3063 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
3064 config/bfin/rtems.h, config/bfin/bfin-modes.def,
3065 config/bfin/predicates.md, config/bfin/bfin-protos.h,
3066 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
3069 2007-08-02 Richard Sandiford <richard@codesourcery.com>
3071 * emit-rtl.c (reset_used_decls): Rename to...
3072 (set_used_decls): ...this. Set the used flag rather than clearing it.
3073 (unshare_all_rtl_again): Update accordingly. Set flags on argument
3074 DECL_RTLs rather than resetting them.
3076 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
3078 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
3080 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3082 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
3083 argument to find_reloads_address.
3085 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
3087 PR tree-optimization/32919
3088 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
3089 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
3090 (coalesce_ssa_name): Call it.
3092 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3093 David Ung <davidu@mips.com>
3095 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
3096 (__mips16_unorddf2, __mips16_floatunsidf): New.
3097 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
3099 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
3101 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3103 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
3104 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
3105 * tree.h (OMP_SECTIONS_CONTROL): New macro.
3106 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
3107 * omp-low.c (get_ws_args_for, determine_parallel_type,
3108 expand_omp_for_generic, expand_omp_for_static_nochunk,
3109 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3110 Work with more precise CFG.
3111 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
3112 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
3114 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
3115 * gimple-low.c (lower_stmt): Ditto.
3116 * tree-inline.c (estimate_num_insns_1): Ditto.
3117 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
3118 (OMP_SECTIONS_SWITCH): New.
3119 * tree-cfgcleanup.c (cleanup_omp_return): New.
3120 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
3121 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
3122 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
3123 (tree_redirect_edge_and_branch): Handle omp constructs.
3125 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
3126 with three arguments.
3128 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3130 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
3133 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3135 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
3136 the loop structures may need fixing.
3137 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
3139 (cleanup_tree_cfg_loop): Removed.
3140 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
3141 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
3142 instead of running cleanup_tree_cfg_loop.
3143 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
3144 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
3145 (tree_predictive_commoning): Declaration changed.
3146 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
3148 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3150 * doc/invoke.texi (l1-cache-size): Update documentation.
3151 (l2-cache-size): Document.
3152 * params.h (L2_CACHE_SIZE): New macro.
3153 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
3154 that L1_CACHE_SIZE is in kB now.
3155 (L2_CACHE_SIZE_BYTES): New macro.
3156 (tree_ssa_prefetch_arrays): Show size in kB.
3157 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
3158 and l2_cache_size fields.
3159 * config/i386/driver-i386.c (describe_cache): Detect cache size
3161 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
3162 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
3163 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
3164 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
3165 (override_options): Set l1-cache-size and l2-cache-size to default
3166 values if not specified otherwise.
3167 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
3168 (PARAM_L2_CACHE_SIZE): New.
3170 2007-08-01 Nigel Stephens <nigel@mips.com>
3171 David Ung <davidu@mips.com>
3172 Thiemo Seufer <ths@mips.com>
3173 Chris Dearman <chris@mips.com>
3174 Richard Sandiford <richard@codesourcery.com>
3176 * config.gcc (mips*-sde-elf*): New stanza.
3177 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
3178 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
3179 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
3180 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
3181 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
3182 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
3184 * config/mips/sde.h: New file.
3185 * config/mips/t-libgcc-mips16: Likewise.
3186 * config/mips/t-sde: Likewise.
3187 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
3188 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
3189 _MIPS_FPSET and _MIPS_SZINT.
3190 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
3191 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
3192 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
3193 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
3194 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3195 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3196 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
3197 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
3198 _MIPS_SZPTR and _MIPS_FPSET.
3199 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
3200 architecture is specified.
3201 (MIPS_32BIT_OPTION_SPEC): New macro.
3203 2007-07-31 Dan Hipschman <dsh@google.com>
3205 * gcc.c (end_going_arg): New function.
3206 (do_spec_2): Use it.
3207 (do_spec_1): Use it.
3209 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
3211 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
3212 only if ENABLE_CHECKING is defined.
3214 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
3216 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
3217 df_ru_add_problem, df_ru_get_bb_info): Removed.
3218 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
3219 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
3220 df_ru_free_bb_info, df_ru_alloc,
3221 df_ru_bb_local_compute_process_def,
3222 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3223 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3224 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
3225 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
3226 df_ru_add_problem): Removed.
3228 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3231 * pa.md (casesi32): Use match_scratch. Revise insn condition.
3232 (casesi32p, casesi64p): Likewise.
3233 (casesi): Adjust for above.
3235 2007-07-31 Richard Sandiford <richard@codesourcery.com>
3237 * mode-switching.c (create_pre_exit): Don't search past calls.
3239 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
3241 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
3243 2007-07-31 Revital Eres <eres@il.ibm.com>
3245 * ddg.c (add_deps_for_def): Rename to...
3246 (add_cross_iteration_register_deps): This. Change implementation
3247 to use only reaching def and def-use chains to construct the
3248 inter loop dependencies.
3249 (add_deps_for_use): Remove function.
3250 (build_inter_loop_deps): Call add_cross_iteration_register_deps
3251 function to build the inter loop dependencies.
3252 * modulo-sched.c (sms_schedule): Build only
3253 reaching def and def-use chains for the propose of the ddg
3256 2007-07-31 Julian Brown <julian@codesourcery.com>
3258 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
3259 New define_insns. Use correct RTL.
3260 (vec_set<mode>): Write as expander.
3262 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
3264 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
3265 to an unallocated space.
3267 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
3270 (split_constant_offset): Enable split_constant_offset to extract
3271 constants from other statements.
3272 * tree-vect-transform.c
3273 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
3274 to a temp var. Force base_offset to be simple.
3276 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
3278 * df-scan.c (df_scan_verify): Remove artificial limit on
3279 the number of blocks for verification.
3280 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
3281 df_simulate_defs): Avoid unnecessary insn checking for defs.
3283 2007-07-29 Mark Mitchell <mark@codesourcery.com>
3285 * config/m68k/lb1sf68.asm (FUNC): New macro.
3287 (__udivsi3): Likewise.
3288 (__divsi3): Likewise.
3289 (__umodsi3): Likewise.
3290 (__modsi3): Likewise.
3291 (__subdf3): Likewise.
3292 (__adddf3): Likewise.
3293 (__muldf3): Likewise.
3294 (__divdf3): Likewise.
3295 (__negdf2): Likewise.
3296 (__cmpdf2): Likewise.
3297 (__subsf3): Likewise.
3298 (__addsf3): Likewise.
3299 (__mulsf3): Likewise.
3300 (__divsf3): Likewise.
3301 (__negsf2): Likewise.
3302 (__cmpsf2): Likewise.
3303 (__eqdf2): Likewise.
3304 (__nedf2): Likewise.
3305 (__gtdf2): Likewise.
3306 (__gedf2): Likewise.
3307 (__ltdf2): Likewise.
3308 (__ledf2): Likewise.
3309 (__eqsf2): Likewise.
3310 (__nesf2): Likewise.
3311 (__gtsf2): Likewise.
3312 (__gesf2): Likewise.
3313 (__ltsf2): Likewise.
3314 (__lesf2): Likewise.
3316 2007-07-30 Ollie Wild <aaw@google.com>
3318 * c-ppoutput.c (print_lines_directives_only): New function.
3319 (scan_translation_unit_directives_only): New function.
3320 (preprocess_file): Add call to scan_translation_unit_directives_only.
3321 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
3322 (sanitize_cpp_opts): Add default flag_dump_macros setting for
3323 -fdirectives-only. Add errors for -fdirectives-only conflict with
3324 -Wunused-macros and -traditional.
3325 (finish_options): Add builtin macro initialization for
3326 -fdirectives-only + -fpreprocessed.
3327 * c.opt (fdirectives-only): New.
3328 * doc/cppopts.texi (fdirectives-only): New.
3330 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3332 * alias.c (record_set, memory_modified_1): Constify.
3333 * bt-load.c (note_btr_set): Likewise.
3334 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
3335 * combine.c (set_nonzero_bits_and_sign_copies,
3336 expand_field_assignment, record_dead_and_set_regs_1,
3337 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
3338 likely_spilled_retval_1): Likewise.
3339 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
3340 frv_io_handle_set): Likewise.
3341 * config/mips/mips.c (mips_sim_record_set,
3342 vr4130_true_reg_dependence_p_1): Likewise.
3343 * config/mt/mt.c (insn_dependent_p_1): Likewise.
3344 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
3345 * config/sh/sh.c (flow_dependent_p_1): Likewise.
3346 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
3347 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
3348 * ddg.c (mark_mem_store): Likewise.
3349 * df-problems.c (df_urec_mark_reg_change): Likewise.
3350 * function.c (update_epilogue_consts): Likewise.
3351 * gcse.c (record_set_info, record_last_set_info,
3352 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
3353 reg_clear_last_set): Likewise.
3354 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
3356 * jump.c (reversed_comparison_code_parts): Likewise.
3357 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
3358 reg_is_set): Likewise.
3359 * loop-iv.c (mark_altered): Likewise.
3360 * mode-switching.c (reg_becomes_live): Likewise.
3361 * optabs.c (no_conflict_move_test): Likewise.
3362 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
3364 * postreload.c (reload_combine_note_store, move2add_note_store):
3366 * regmove.c (flags_set_1): Likewise.
3367 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
3369 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
3371 * resource.c (update_live_status): Likewise.
3372 * rtl.h (set_of, note_stores): Likewise.
3373 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
3374 note_stores, parms_set): Likewise.
3375 * sched-rgn.c (sets_likely_spilled_1): Likewise.
3376 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
3378 * var-tracking.c (count_stores, add_stores): Likewise.
3380 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3382 * alias.c (mems_in_disjoint_alias_sets_p,
3383 fixed_scalar_and_varying_struct_p, aliases_everything_p,
3384 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
3385 write_dependence_p, mems_in_disjoint_alias_sets_p,
3386 read_dependence, true_dependence, canon_true_dependence,
3387 anti_dependence, output_dependence): Constify.
3388 * combine.c (extended_count): Likewise.
3389 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
3390 * cselib.c (get_value_hash, references_value_p,
3391 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
3392 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
3393 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
3394 * function.c (contains, prologue_epilogue_contains,
3395 sibcall_epilogue_contains): Likewise.
3396 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
3397 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
3398 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
3399 reg_or_subregno): Likewise.
3400 * recog.c (asm_noperands): Likewise.
3401 * reload1.c (function_invariant_p): Likewise.
3402 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
3403 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
3404 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
3405 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
3406 true_regnum, reg_or_subregno, condjump_in_parallel_p,
3407 extended_count, prologue_epilogue_contains,
3408 sibcall_epilogue_contains, function_invariant_p, true_dependence,
3409 canon_true_dependence, read_dependence, anti_dependence,
3410 output_dependence): Likewise.
3411 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
3413 2007-07-30 Julian Brown <julian@codesourcery.com>
3415 * config/arm/neon.md (V_ext): New mode attribute.
3416 (neon_vget_lane<mode>): Replace with define_expand.
3417 (neon_vget_lane<mode>_sext_internal)
3418 (neon_vget_lane<mode>_zext_internal): New define_insns for double
3419 and quad precision vectors.
3420 (neon_vget_lanedi): Add bounds check. Remove dead comment.
3421 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
3422 have typeless 32-bit result.
3424 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3427 * tree-affine.h (aff_tree): The type of rest is sizetype for types
3429 * tree-affine.c (aff_combination_scale): If type is a pointer type,
3430 use sizetype for rest.
3431 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
3432 (aff_combination_convert): Don't convert rest for pointer types.
3434 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3436 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
3438 * tree-ssa-alias.c: Add alloc-pool.h.
3439 (init_alias_info): Free alias_bitmap_obstack.
3440 (delete_alias_info): Call delete_mem_ref_stats.
3441 (get_mem_sym_stats_for): Use alloc_pool.
3442 (init_mem_ref_stats): Do not delete mem_ref_stats here.
3443 (delete_mem_sym_stats): Removed.
3445 2007-07-29 Sebastian Pop <sebpop@gmail.com>
3447 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
3448 functions cannot be represented as classical distance vectors.
3450 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3452 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
3453 * builtins.c (validate_arg, builtin_mathfn_code,
3454 validate_arglist): Likewise.
3455 * calls.c (call_expr_flags): Likewise.
3456 * combine.c (reg_nonzero_bits_for_combine,
3457 reg_num_sign_bit_copies_for_combine, get_last_value,
3458 reg_truncated_to_mode): Likewise.
3459 * emit-rtl.c (subreg_lowpart_p): Likewise.
3460 * expr.c (highest_pow2_factor_for_target,
3461 categorize_ctor_elements_1, categorize_ctor_elements,
3462 count_type_elements, contains_packed_reference,
3463 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
3464 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
3465 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
3466 native_encode_int, native_encode_real, native_encode_complex,
3467 native_encode_vector, native_encode_expr, native_interpret_int,
3468 native_interpret_real, native_interpret_complex,
3469 native_interpret_vector, native_interpret_expr): Likewise.
3470 * function.c (use_register_for_decl): Likewise.
3471 * gimplify.c (get_name): Likewise.
3472 * langhooks-def.h (lhd_return_null_const_tree): New.
3473 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
3474 * langhooks.c (lhd_return_null_const_tree): New.
3475 * langhooks.h (lang_get_callee_fndecl): Constify.
3476 * output.h (constructor_static_from_elts_p): Likewise.
3477 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
3478 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
3479 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
3480 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
3481 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
3482 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
3483 * rtlhooks-def.h (reg_nonzero_bits_general,
3484 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
3486 * rtlhooks.c (reg_num_sign_bit_copies_general,
3487 reg_nonzero_bits_general, reg_truncated_to_mode_general):
3489 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
3490 * stor-layout.c (mode_for_size_tree): Likewise.
3491 * tree-ssa-loop-im.c (memref_eq): Likewise.
3492 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
3493 * tree.c (contains_placeholder_p, type_list_equal,
3494 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
3496 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
3497 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
3498 contains_placeholder_p, contains_packed_reference,
3499 get_callee_fndecl, operand_equal_for_phi_arg_p,
3500 warn_if_unused_value, is_body_block, native_encode_expr,
3501 native_interpret_expr, fold_convertible_p, operand_equal_p,
3502 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
3503 validate_arglist, simple_cst_equal, type_list_equal,
3504 use_register_for_decl, call_expr_flags, get_name,
3505 highest_pow2_factor): Likewise.
3506 (const_call_expr_arg_iterator_d,
3507 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
3508 first_const_call_expr_arg, more_const_call_expr_args_p,
3509 FOR_EACH_CONST_CALL_EXPR_ARG): New.
3510 * varasm.c (constructor_static_from_elts_p): Constify.
3512 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
3514 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
3515 config/arm/neon-schedgen.ml, config/arm/neon.ml,
3516 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
3517 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
3518 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
3519 tree-vect-transform.c, tree.def: Fix comment typos. Follow
3520 spelling conventions.
3521 * doc/invoke.texi: Follow spelling conventions.
3523 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
3524 Revital Eres <eres@il.ibm.com>
3526 * modulo-sched.c (sms_schedule): Avoid loops which includes
3527 auto-increment instructions.
3529 2007-07-28 Richard Guenther <rguenther@suse.de>
3532 * fold-const.c (fold_cond_expr_with_comparison): Convert
3533 operand zero of MIN/MAX_EXPR to correct type.
3535 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3537 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
3538 flags_from_decl_or_type): Constify.
3539 * gcc.c (do_spec_1): Likewise.
3540 * print-tree.c (dump_addr, print_node_brief): Likewise.
3541 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
3542 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
3543 tree_purge_all_dead_eh_edges): Likewise.
3544 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
3545 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
3547 * tree.c (expr_location, expr_has_location, expr_locus,
3548 expr_filename, expr_lineno, get_inner_array_type,
3549 fields_compatible_p): Likewise.
3550 * tree.h (get_inner_array_type, fields_compatible_p,
3551 expr_location, expr_has_location, expr_locus, expr_filename,
3552 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
3553 setjmp_call_p, alloca_call_p): Likewise.
3555 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3557 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
3558 TV_FLOW_INSENSITIVE.
3560 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
3562 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
3563 (compute_flow_insensitive_aliasing): Ditto for
3564 TV_FLOW_INSENSITIVE.
3566 2007-07-27 Jan Hubicka <jh@suse.cz>
3568 * config/i386/i386.c (register_move_cost): Remove accidentally
3569 comitted #if 0 block.
3571 * attribs.c: Include hashtab.h
3572 (attribute_hash): New.
3573 (substring): New structure.
3574 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
3576 (init_attributes): Initialize attribute hash.
3577 (decl_attributes): Use attribute hash.
3578 * Makefile.in (attribs.c): Depend on hashtab.h.
3580 2007-07-27 Steve Ellcey <sje@cup.hp.com>
3582 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
3584 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3586 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
3587 __mips_dspr2 and __mips_dsp_rev macros.
3588 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
3590 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
3592 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
3594 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
3598 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
3599 and the updating of the live and do_not_gen sets.
3600 (df_note_bb_compute): Added updating of live and do_not_gen sets
3601 for regular defs so that the case of clobber inside conditional
3602 call is processed correctly.
3604 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3606 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
3607 operands with compatible type.
3609 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3611 * expr.h (store_bit_field): Don't return a value.
3612 * expmed.c (check_predicate_volatile_ok): New function.
3613 (store_bit_field_1): New function, extracted from store_bit_field.
3614 Take a fallback_p argument and return true if the operation succeeded.
3615 Only use store_fixed_bit_field if fallback_p. Don't recompute
3616 mode_for_extraction; use op_mode instead. Try forcing memories
3617 into registers if the insv expander fails.
3618 (store_bit_field): Use store_bit_field_1 with fallback_p true.
3619 Don't return a value.
3620 (convert_extracted_bit_field): New function, extracted from
3622 (extract_bit_field_1): Likewise. Take a fallback_p argument
3623 and return NULL if the operation succeeded. Only use
3624 extract_fixed_bit_field if fallback_p. Only calculate one
3625 extraction mode. Combine code for extv and extzv. Try forcing
3626 memories into registers if the ext(z)v expander fails.
3627 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
3629 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3631 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
3633 (df_ref): Likewise. Put regno with other integer fields.
3635 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3637 * df.h (df_mw_hardreg): Remove "loc" field.
3638 * df-scan.c (df_ref_record): Don't set it. Remove redundant
3640 * df-problems.c (df_whole_mw_reg_unused_p): New function,
3641 split out from df_set_unused_notes_for_mw. Return false for
3642 partial references. Assert that mw_reg is a REG when returning true.
3643 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
3644 (df_whole_mw_reg_dead_p): New function, split out from
3645 df_set_dead_notes_for_mw. Return false for partial references.
3646 Assert that mw_reg is a REG when returning true.
3647 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
3648 Remove redundant bitmap check.
3650 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
3652 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
3653 ($(T)crtend.o): Likwise.
3654 ($(T)crtbeginS.o): Likwise.
3655 ($(T)crtendS.o): Likwise.
3656 ($(T)crtfastmath.o): Likwise.
3658 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
3660 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
3661 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
3662 * basic-block.h (struct control_flow_graph): Added x_dom_computed
3663 and x_n_bbs_in_dom_tree fields.
3665 2007-07-26 Steve Ellcey <sje@cup.hp.com>
3667 PR tree-optimization/32087
3668 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
3669 Do not call scale_bbs_frequencies_int with prob of zero.
3671 2007-07-26 Julian Brown <julian@codesourcery.com>
3673 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
3674 (neon_element_bits): Add prototypes.
3675 * config/arm/arm.c (bounds_check, neon_lane_bounds)
3676 (neon_const_bounds, neon_element_bits): New functions.
3677 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
3678 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
3679 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
3680 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
3681 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
3682 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
3683 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
3684 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
3685 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
3686 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
3687 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
3688 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
3689 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
3691 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
3693 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
3694 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
3696 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
3697 Julian Brown <julian@codesourcery.com>
3699 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
3700 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
3701 * config/arm/cortex-a8.md: New.
3702 * config/arm/cortex-a8-neon.md: New.
3703 * config/arm/neon-schedgen.ml: New.
3704 * config/arm/neon.md (vqh_mnem): New.
3706 (Is_float_mode): New.
3707 (Scalar_mul_8_16): New.
3709 (V_mode_nunits): New.
3710 (All instruction patterns): Annotate with neon_type attribute
3712 * config/arm/arm.md: Include cortex-a8.md.
3713 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
3715 Annotate instruction patterns accordingly.
3716 (generic_sched): Do not use generic scheduling for Cortex-A8.
3717 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
3719 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
3721 * fold-const.c (fold_read_from_constant_string): Use
3723 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3725 2007-07-26 Nick Clifton <nickc@redhat.com>
3727 * tree-ssa-operands.h: Change copyright header to refer to version
3728 3 of the GNU General Public License and to point readers at the
3729 COPYING3 file and the FSF's license web page.
3730 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
3731 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
3732 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
3733 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
3734 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
3735 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
3736 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
3737 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
3738 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
3739 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
3740 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
3741 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
3742 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
3743 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
3744 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
3745 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
3746 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
3747 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
3748 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
3749 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
3750 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
3751 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
3752 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
3753 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
3754 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
3755 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
3756 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
3757 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
3758 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
3759 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
3760 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
3761 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
3762 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
3763 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
3764 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
3765 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
3766 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
3767 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
3768 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
3769 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
3770 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
3771 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
3772 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
3773 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
3774 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
3775 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
3776 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
3777 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
3778 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
3779 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
3780 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
3781 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
3782 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
3783 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
3784 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
3785 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
3786 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
3787 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
3788 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
3789 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
3790 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
3791 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
3792 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
3793 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
3794 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
3795 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
3796 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
3797 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
3798 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
3799 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
3800 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
3801 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
3802 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
3803 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
3804 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
3805 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
3806 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
3807 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
3808 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
3809 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
3810 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
3811 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
3812 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
3813 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
3814 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
3815 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
3816 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
3817 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
3818 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
3819 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
3820 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
3821 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
3822 vecprim.h, basic-block.h, tree-ssa-structalias.c,
3823 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
3824 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
3825 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
3826 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
3827 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
3828 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
3829 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
3830 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
3831 convert.c, convert.h, langhooks-def.h, reload1.c,
3832 tree-ssa-operands.c: Likewise.
3834 2007-07-26 Jan Hubicka <jh@suse.cz>
3836 * tree-ssa-live.c: Include debug.h and flags.h.
3837 (mark_scope_block_unused): New function.
3838 (remove_unused_scope_block_p): New function.
3839 (remove_unused_locals): Remove unused blocks too.
3841 2007-07-25 Ian Lance Taylor <iant@google.com>
3843 * combine.c (combine_max_regno): Remove. Remove all uses.
3844 (struct reg_stat_struct): Rename from struct reg_stat.
3845 (reg_stat_type): Define, and declare VECs.
3846 (reg_stat): Change from pointer to VEC. Change all uses.
3847 (combine_split_insns): New static function.
3848 (try_combine, find_split_point): Call it instead of split_insns.
3850 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3852 * cfghooks.c (split_block): Fix the information about loop latch.
3854 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3856 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
3858 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3860 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
3861 Scan the new edge for loop exit info.
3863 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
3865 * config/darwin.c: Include debug.h.
3867 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3870 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
3872 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3874 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
3875 (HARD_REGNO_MODE_OK): Ditto.
3876 (MODES_TIEABLE_P): Ditto.
3877 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3878 (CLASS_MAX_NREGS): Ditto.
3879 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
3880 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
3881 (divdf3_internal_thr): Removed.
3882 * config/ia64/div.md: New file.
3883 * config/ia64/constraints.md: Add H constraint.
3885 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3887 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
3888 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
3889 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
3890 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
3891 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
3892 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
3893 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
3894 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
3895 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
3896 dump_sbitmap_file, debug_sbitmap, popcount_table,
3897 sbitmap_popcount): Constify.
3898 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
3899 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
3900 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
3901 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
3902 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
3903 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
3904 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
3905 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
3906 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
3907 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
3908 sbitmap_popcount, sbitmap_verify_popcount): Constify.
3910 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3912 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
3913 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
3914 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
3915 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
3916 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
3917 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
3918 bitmap_intersect_p, bitmap_intersect_compl_p,
3919 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3920 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
3922 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
3923 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
3924 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
3925 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3926 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3927 debug_bitmap, debug_bitmap_file, bitmap_print,
3928 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
3929 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
3931 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
3933 * config/darwin.c (darwin_override_options): Additional fix for
3934 debug info formats that don't support var tracking.
3936 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3938 * cselib.c (entry_and_rtx_equal_p): Constify.
3939 * gengtype.c (output_mangled_typename, write_types, write_local):
3941 * gengtype.h (const_type_p): New.
3942 * see.c (eq_descriptor_extension, hash_descriptor_extension):
3944 * tlink.c (scan_linker_output): De-constify.
3945 * tree-ssa-loop-im.c (memref_eq): Constify.
3946 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
3947 (shared_bitmap_hash, shared_bitmap_eq): Constify.
3949 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3951 * c-common.c (fname_as_string, c_type_hash): Constify.
3952 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3953 * cgraph.c (edge_hash, edge_eq): Likewise.
3954 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
3955 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
3956 reg_attrs_htab_eq): Likewise.
3957 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
3959 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
3960 const_decl_t, const_state_t, const_automata_list_el_t): New.
3961 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
3962 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
3963 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
3964 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
3965 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
3966 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
3967 compare_max_occ_cycle_nums, out_state_arcs_num,
3968 compare_transition_els_num, units_cmp, state_reservs_cmp):
3970 * genmodes.c (cmp_modes): Likewise.
3971 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
3972 * gimplify.c (compare_case_labels): Likewise.
3973 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
3974 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
3975 * matrix-reorg.c (mtt_info_hash): Likewise.
3976 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
3977 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
3978 (htab_hash_bucket, htab_hash_elem): Constify.
3979 * tree-browser.c (TB_parent_eq): Likewise.
3980 * tree-scalar-evolution.c (hash_scev_info): Likewise.
3981 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
3982 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
3983 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
3985 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
3986 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
3987 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
3988 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
3989 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
3991 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
3992 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
3993 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
3994 * tree-ssa-threadupdate.c (redirection_data_hash,
3995 redirection_data_eq): Likewise.
3996 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
3997 * tree-ssa.c (var_ann_eq): Likewise.
3998 * tree-vrp.c (compare_case_labels): Likewise.
3999 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
4000 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
4001 tree_not_check_failed, tree_class_check_failed,
4002 tree_range_check_failed, tree_not_class_check_failed,
4003 omp_clause_check_failed, omp_clause_range_check_failed,
4004 tree_contains_struct_check_failed, tree_operand_check_failed):
4006 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
4007 tree_not_check_failed, tree_class_check_failed,
4008 tree_range_check_failed, tree_not_class_check_failed,
4009 tree_operand_check_failed, omp_clause_operand_check_failed,
4010 tree_operand_length): Likewise.
4011 * var-tracking.c (const_variable): New.
4012 (variable_htab_hash, variable_htab_eq): Constify.
4013 * varasm.c (const_desc_hash): Likewise.
4015 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4017 * expr.c (handled_component_p): Constify.
4018 * fold-const.c (fit_double_type): Likewise.
4019 * real.h (real_value_from_int_cst): Likewise.
4020 * tree-flow-inline.h (gimple_in_ssa_p,
4021 gimple_aliases_computed_p, gimple_addressable_vars,
4022 gimple_call_clobbered_vars, gimple_referenced_vars,
4023 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
4024 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
4025 may_aliases, end_readonly_imm_use_p, has_zero_uses,
4026 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
4027 is_label_stmt, is_global_var, phi_ssa_name_p,
4028 factoring_name_p, is_call_clobbered, tree_common_ann,
4029 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
4030 unmodifiable_var_p, array_ref_contains_indirect_ref,
4031 ref_contains_array_ref, lookup_subvars_for_var,
4032 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
4033 gimple_mem_ref_stats): Likewise.
4034 * tree-flow.h (tree_common_ann, var_ann, function_ann,
4035 may_aliases, is_exec_stmt, is_label_stmt,
4036 ref_contains_array_ref, array_ref_contains_indirect_ref,
4037 var_can_have_subvars, overlap_subvar, is_call_clobbered,
4038 unmodifiable_var_p): Likewise.
4039 * tree-gimple.c (is_gimple_min_invariant): Likewise.
4040 * tree-gimple.h (is_gimple_min_invariant): Likewise.
4041 * tree.c (type_hash_list, attribute_hash_list, tree_size,
4042 cst_and_fits_in_hwi, real_value_from_int_cst,
4043 build_real_from_int_cst, integer_zerop, integer_onep,
4044 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
4045 tree_floor_log2, real_zerop, real_onep, real_twop,
4046 real_minus_onep, really_constant_p, purpose_member, chain_member,
4047 list_length, fields_length, int_size_in_bytes, bit_position,
4048 int_bit_position, byte_position, int_byte_position, expr_align,
4049 array_type_nelts, tree_node_structure,
4050 type_contains_placeholder_1, iterative_hash_pointer,
4051 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
4052 tree_map_base_eq, type_hash_list, type_hash_eq,
4053 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
4054 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
4055 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4056 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
4057 int_fits_type_p, get_containing_scope, decl_function_context,
4058 decl_type_context, omp_clause_operand_check_failed,
4059 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
4060 * tree.h (omp_clause_operand_check_failed, tree_size,
4061 build_real_from_int_cst, array_type_nelts, purpose_member,
4062 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
4063 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4064 is_attribute_p, check_qualified_type, expr_align,
4065 int_size_in_bytes, bit_position, int_bit_position, byte_position,
4066 int_byte_position, list_length, fields_length, initializer_zerop,
4067 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
4068 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
4069 tree_node_structure, handled_component_p, get_containing_scope,
4070 decl_function_context, decl_type_context, real_zerop,
4071 type_num_arguments, fit_double_type, really_constant_p,
4072 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
4073 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
4074 real_twop, real_minus_onep, int_cst_value): Likewise.
4076 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4078 * cfglayout.c (insn_scope, insn_line): Constify.
4079 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
4080 const_double_htab_hash, const_double_htab_eq,
4081 mem_attrs_htab_hash): Likewise.
4082 * loop-iv.c (biv_eq): Likewise.
4083 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
4084 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
4085 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
4087 * rtl-error.c (location_for_asm, diagnostic_for_asm,
4088 error_for_asm, warning_for_asm, _fatal_insn,
4089 _fatal_insn_not_found): Likewise.
4090 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
4091 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
4092 rtl_check_failed_type2, rtl_check_failed_code1,
4093 rtl_check_failed_code2, rtl_check_failed_code_mode,
4094 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
4095 * rtl.h (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, LABEL_KIND,
4099 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
4100 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
4101 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
4102 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
4103 rtx_unstable_p, get_integer_term, get_related_value,
4104 offset_within_block_p, reg_mentioned_p, count_occurrences,
4105 reg_referenced_p, reg_used_between_p, no_labels_between_p,
4106 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
4107 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
4108 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
4109 find_constant_src, find_reg_fusage, find_regno_fusage,
4110 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
4111 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
4112 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
4113 computed_jump_p, auto_inc_p, in_expr_list_p,
4114 remove_node_from_expr_list, loc_mentioned_in_p,
4115 label_is_jump_target_p, reversed_comparison_code_parts,
4116 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
4117 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
4118 print_inline_rtx): Likewise.
4119 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
4120 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
4121 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
4122 get_integer_term, get_related_value, offset_within_block_p,
4123 count_occurrences, reg_mentioned_p, no_labels_between_p,
4124 reg_used_between_p, reg_referenced_p, single_set_2,
4125 multiple_sets, set_noop_p, refers_to_regno_p,
4126 reg_overlap_mentioned_p, dead_or_set_p,
4127 covers_regno_no_parallel_p, covers_regno_p,
4128 dead_or_set_regno_p, find_reg_note, find_regno_note,
4129 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
4130 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
4131 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
4132 side_effects_p, may_trap_p_1, may_trap_p,
4133 may_trap_after_code_motion_p, may_trap_or_fault_p,
4134 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
4135 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
4136 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
4137 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
4138 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
4140 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
4141 warning_for_asm): Likewise.
4142 * tree.h (print_rtl): Likewise.
4143 * varasm.c (get_pool_mode): Likewise.
4145 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4147 * c-lex.c (c_lex_with_flags, lex_string): Constify.
4148 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
4149 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4150 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
4151 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
4152 * ddg.c (compare_sccs): Likewise.
4153 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
4154 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
4155 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
4156 decimal_do_fix_trunc, decimal_real_to_integer,
4157 decimal_real_to_integer2, decimal_real_maxval): Likewise.
4158 * dse.c (const_group_info_t): New.
4159 (invariant_group_base_eq, invariant_group_base_hash): Constify.
4160 * dwarf2out.c (const_dw_die_ref): New.
4161 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
4162 * tree-browser.c (TB_parent_eq): Likewise.
4163 * unwind-dw2-fde.c (__register_frame_info_bases,
4164 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
4165 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
4167 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
4168 * unwind-dw2.c (uw_frame_state_for): Likewise.
4169 * value-prof.c (histogram_hash, histogram_eq): Likewise.
4170 * value-prof.h (const_histogram_value): New.
4172 2007-07-25 Richard Sandiford <richard@codesourcery.com>
4174 * config/mips/mips.c (machine_function): Add
4175 initialized_mips16_gp_pseudo_p.
4176 (mips16_gp_pseudo_reg): Do not emit the initialization of
4177 mips16_gp_pseudo_rtx when being called from the gimple cost-
4178 calculation routines; emit it on the first use outside those
4181 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4183 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
4186 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
4187 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
4188 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
4189 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
4190 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
4191 Preserve const-ness of parameters through use of __typeof(),
4192 also constify and tidy.
4194 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
4195 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
4196 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
4197 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
4198 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
4199 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
4200 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
4201 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
4202 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
4204 2007-07-25 Julian Brown <julian@codesourcery.com>
4205 Mark Shinwell <shinwell@codesourcery.com>
4207 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
4208 (alpha_mangle_type): This.
4209 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4210 (TARGET_MANGLE_TYPE): Define this instead.
4211 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
4212 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
4213 (arm_init_neon_builtins): Fix comment.
4214 (arm_mangle_map_entry): New.
4215 (arm_mangle_map): New.
4216 (arm_mangle_type): New.
4217 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
4218 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4219 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4220 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4221 (TARGET_MANGLE_TYPE): Define this instead.
4222 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
4223 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4224 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4225 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4226 (TARGET_MANGLE_TYPE): Define this instead.
4227 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
4229 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
4230 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4231 (TARGET_MANGLE_TYPE): Define this instead.
4232 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
4233 (s390_mangle_type): This.
4234 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4235 (TARGET_MANGLE_TYPE): Define this instead.
4236 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
4237 (sparc_mangle_type): This.
4238 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4239 (TARGET_MANGLE_TYPE): Define this instead.
4240 * cp/mangle.c (write_type): Call mangle_type target hook on all
4241 types before mangling. Use original type, not main variant, as
4243 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
4244 (TARGET_MANGLE_TYPE): This.
4245 * target.h (gcc_target): Rename mangle_fundamental_type to
4247 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
4248 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
4250 2007-07-25 Julian Brown <julian@codesourcery.com>
4251 Paul Brook <paul@codesourcery.com>
4252 Joseph Myers <joseph@codesourcery.com>
4253 Mark Shinwell <shinwell@codesourcery.com>
4255 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
4256 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
4257 (with_fpu): Allow --with-fpu=neon.
4258 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4259 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4260 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
4261 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
4262 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
4263 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
4264 (neon_emit_pair_result_insn, neon_disambiguate_copy)
4265 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
4266 (output_move_neon): Add prototypes.
4267 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
4268 (all_fpus): Add FPUTYPE_NEON.
4269 (fp_model_for_fpu): Add NEON field.
4270 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
4271 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
4273 (arm_legitimate_address_p): Don't support fancy addressing for NEON
4275 (thumb2_legitimate_address_p): Likewise.
4276 (neon_valid_immediate): Recognize and prepare constants suitable for
4278 (neon_immediate_valid_for_move): New function. Recognize and prepare
4279 immediates for NEON move instructions.
4280 (neon_immediate_valid_for_logic): New function. Recognize and
4281 prepare immediates for NEON logic instructions.
4282 (neon_output_logic_immediate): New function. Create asm string
4283 suitable for outputting immediate logic instructions.
4284 (neon_pairwise_reduce): New function. Implement reduction using
4285 pairwise operations.
4286 (neon_expand_vector_init): New function. Expand a (possibly
4287 non-constant) vector initialization.
4288 (neon_vector_mem_operand): New function. Memory operands supported
4289 for quad-word loads/stores to/from ARM or NEON registers. Don't
4290 allow base+offset addressing for core regs.
4291 (neon_struct_mem_operand): New function. Valid mems for NEON
4293 (coproc_secondary_reload_class): Enable NEON registers to be loaded
4294 from neon_vector_mem_operand addresses without a secondary register.
4295 (add_minipool_forward_ref): Handle >8-byte minipool entries.
4296 (add_minipool_backward_ref): Likewise.
4297 (dump_minipool): Likewise.
4298 (push_minipool_fix): Likewise.
4299 (output_move_quad): New function. Output quad-word moves, loads and
4300 stores using ARM registers.
4301 (output_move_vfp): Add support for vectors in VFP (NEON) D
4303 (output_move_neon): Output a NEON load/store to/from a quadword
4305 (arm_print_operand): Implement new codes:
4306 - 'c' for unadorned integers (without a # sign).
4307 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
4309 - 'e', 'f' for the low and high D parts of a NEON Q register.
4310 - 'q' outputs a NEON Q register.
4311 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
4312 - 'T' prints NEON opcode features from a coded bitmask.
4313 - 'F' is similar to T, but signed/unsigned codes both print as
4315 - 't' is similar to T, but 'u' is printed instead of 'p'.
4316 - 'O' prints 'r' if NEON instruction should perform rounding (as
4317 specified by bitmask), else prints nothing.
4318 - '#' is a punctuation character to stop operand numbers from
4319 running together with following digits in the assembler
4320 strings for instructions (when using mode attributes).
4321 (arm_assemble_integer): Handle extra NEON vector modes. Permute
4322 constant vectors in big-endian mode, where necessary.
4323 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
4324 Handle EI, OI, CI, XI modes.
4325 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
4326 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
4327 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
4328 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
4329 (neon_builtin_type_bits): Add enumeration, one bit for each vector
4331 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
4332 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
4333 to turn v8qi, etc. into bits defined above.
4334 (neon_itype): New enumeration. Classifications of NEON builtins.
4335 (neon_builtin_datum): Define struct. Contains information about
4336 a single builtin (with multiple modes).
4337 (CF): Define helper macro for...
4338 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
4340 (neon_builtin_data): New array. Define information about builtins
4341 for use during initialization/expansion.
4342 (arm_init_neon_builtins): New function.
4343 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
4345 (neon_builtin_compare): New function.
4346 (locate_neon_builtin_icode): New function. Find an insn code for a
4347 builtin given a function code for that builtin. Also return type of
4348 builtin (NEON_BINOP, NEON_UNOP etc.).
4349 (builtin_arg): New enumeration. Types of arguments for builtins.
4350 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
4351 Takes a variable argument list of builtin_arg types, terminated by
4353 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
4354 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
4355 (neon_emit_pair_result_insn): New function. Support returning pairs
4356 of vectors via a pointer.
4357 (neon_disambiguate_copy): New function. Set up operands for a
4358 multi-word copy such that registers do not get clobbered.
4359 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
4360 ARM_BUILTIN_NEON_BASE.
4361 (arm_file_start): Set float-abi attribute for NEON.
4362 (arm_vector_mode_supported_p): Enable NEON vector modes.
4363 (arm_mangle_map_entry): New.
4364 (arm_mangle_map): New.
4365 (arm_mangle_vector_type): New.
4366 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
4368 (TARGET_NEON): New macro. Target supports NEON.
4369 (fputype): Add FPUTYPE_NEON.
4370 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
4371 for vectorization based on command-line arg.
4372 (NEON_REGNO_OK_FOR_NREGS): Define.
4373 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
4374 (VALID_NEON_STRUCT_MODE): Define.
4375 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
4376 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
4377 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
4378 (consttable_16): Add pattern for outputting 16-byte minipool
4380 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
4382 (vec-common.md, neon.md): Include md files.
4383 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
4384 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
4385 (memory_constraint "Ut", "Un", "Us"): Define.
4386 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
4387 (MMX_char): New mode attribute.
4388 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
4389 (*add<mode>3_iwmmxt): New insn pattern.
4390 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
4391 (*sub<mode>3_iwmmxt): New insn pattern.
4392 (mulv4hi3): Rename to...
4393 (*mulv4hi3_iwmmxt): This.
4394 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
4395 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
4396 (uminv4hi3, uminv2si3): Remove. Replace with...
4397 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
4398 (*umin<mode>3_iwmmxt): These.
4399 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
4400 (ashr<mode>3_iwmmxt): This new pattern.
4401 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
4402 (lshr<mode>3_iwmmxt): This new pattern.
4403 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
4404 (ashl<mode>3_iwmmxt): This new pattern.
4405 * config/arm/neon-docgen.ml: New file. Generate documentation for
4407 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
4408 * config/arm/arm_neon.h: New (autogenerated).
4409 * config/arm/neon-testgen.ml: New file. Generate NEON tests
4411 * config/arm/neon.md: New file. Define NEON instructions.
4412 * config/arm/neon.ml: New file. Abstract description of NEON
4413 instructions, used to generate arm_neon.h header, documentation and
4415 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
4416 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
4418 * doc/extend.texi (ARM Built-in Functions): Rename and remove
4420 (ARM NEON Intrinsics): New subsection.
4421 * doc/arm-neon-intrinsics.texi: New (autogenerated).
4423 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
4425 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
4428 2007-07-24 Jan Hubicka <jh@suse.cz>
4430 * regclass.c (move_table): New type.
4431 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
4432 (init_move_cost): Break out from ...
4433 (init_reg_sets_1): ... here; simplify computation of
4434 have_regs-of_mode and contains_reg_of_mode.
4435 (record_reg_classes): Unswitch internal loops.
4436 (copy_cost): Trigger lazy initialization of move cost
4437 (record_address_regs): Likewise.
4439 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
4441 * config/darwin.c (darwin_override_options): Don't force on
4442 flag_var_tracking_uninit when no debug info is requested.
4444 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4446 * cfgloop.c (init_loops_structure): New function.
4447 (flow_loops_find): Create root of the loop tree unconditionally.
4449 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
4451 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
4453 2007-07-24 Jan Hubicka <jh@suse.cz>
4455 * caller-save.c: Include ggc.h, gt-caller-save.h
4456 (reg_save_code, reg_restore_code): Rename to ...
4457 (cached_reg_save_code, cached_reg_restore_code): ... those.
4458 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
4459 (reg_save_code, reg_restore_code): New functions.
4460 (init_caller_save): Do not intialize
4461 reg_save_code/reg_restore_code tables.
4462 * Makefile.in: (gt-caller-save.h): New.
4464 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
4466 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
4467 with the mode of the original operand instead of
4470 2007-07-23 Jan Hubicka <jH@suse.cz>
4472 * i386.c (ix86_secondary_memory_needed): Break out to...
4473 (inline_secondary_memory_needed): ... here.
4474 (ix86_memory_move_cost): Break out to ...
4475 (inline_memory_move_cost): ... here; add support for IN value of 2 for
4476 maximum of input and output; fix handling of Q_REGS on 64bit.
4477 (ix86_secondary_memory_needed): Microoptimize.
4479 2007-07-23 Sebastian Pop <sebpop@gmail.com>
4481 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
4482 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
4483 stmts_from_loop, known_dependences_p, build_rdg): New.
4484 * tree-data-ref.h: Depends on graphds.h.
4485 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
4486 (build_rdg): Declared.
4487 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
4489 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
4491 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
4494 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
4495 Jakub Jelinek <jakub@redhat.com>
4497 PR middle-end/PR28690
4498 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
4500 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
4501 and MEM_POINTER operands over REG and MEM operands.
4502 (swap_commutative_operands_p): Change return value to bool.
4503 * rtl.h: Update the corresponding prototype.
4504 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
4505 instead of gen_rtx_PLUS.
4506 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
4507 value to bool. Change function arguments to rtx's and update code
4509 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
4510 calls to match the new declaration.
4511 * simplify-rtx.c (simplify_associative_operation): Don't
4512 reorder simplify_binary_operation arguments.
4514 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4516 * config/mips/mips.c (override_options): Use mips_costs to derive
4517 the default branch cost.
4518 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
4520 * config/mips/mips.opt (mbranch-cost=): New option.
4521 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
4523 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4525 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
4526 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
4527 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
4528 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
4530 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4532 * config/mips/constraints.md (ks): New constraint.
4533 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
4534 (*add<mode>3_mips16): ...here.
4536 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
4538 * optabs.h (enum optab_index): Add new OTI_signbit.
4539 (signbit_optab): Define corresponding macro.
4540 (enum insn_code signbit_optab[]): Remove array.
4541 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
4542 (expand_copysign_absneg): If back end provides signbit insn, use it
4543 instead of bit operations on floating point argument.
4544 * builtins.c (enum insn_code signbit_optab[]): Remove array.
4545 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
4546 for availability of signbit insn.
4548 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
4549 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
4550 SSE mode is not active.
4551 (isinf<mode>2): Disable for mfpmath=sse,387.
4553 2007-07-22 Ben Elliston <bje@au.ibm.com>
4555 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
4557 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
4559 2007-07-20 Richard Guenther <rguenther@suse.de>
4561 * tree-cfg.c (verify_expr): COND_EXPRs can have any
4562 integral typed condition.
4563 * tree-ssa.c (useless_type_conversion_p): Do not preserve
4564 booleanness. Only preserve conversions from a non-base
4565 type to a base type, not in general between types with
4566 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
4567 * tree.def (COND_EXPR): Document that the condition
4568 can be of any integral type.
4570 2007-07-20 Nigel Stephens <nigel@mips.com>
4571 Richard Sandiford <richard@codesourcery.com>
4573 * config/mips/mips.h (mips_dwarf_regno): Declare.
4574 (DBX_REGISTER_NUMBER): Remove redundant brackets.
4575 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
4576 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
4577 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
4578 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4579 (REG_CLASS_NAMES): Update accordingly.
4580 * config/mips/mips.c (mips_dwarf_regno): New array.
4581 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4582 (mips_subword): Remove special handling for accumulator registers.
4583 (override_options): Initiailize mips_dwarf_regno. Remove use
4585 (mips_swap_registers): New function.
4586 (mips_conditional_register_usage): Swap accumulator registers
4587 around if TARGET_LITTLE_ENDIAN.
4588 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
4589 * config/mips/constraints.md (h, l): Use the endianness to choose
4590 between MD0_REG and MD1_REG.
4591 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
4592 alternative-dependent template.
4594 2007-07-20 Richard Sandiford <richard@codesourcery.com>
4596 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
4599 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4601 * function.c (thread_prologue_and_epilogue_insns): Fix exit
4602 predecessor fallthru flags.
4604 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4606 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
4607 of compare to the same type.
4608 * cfgloopmanip.c (add_loop): Update information about loop exits.
4609 (loop_version): Remove the innermost loop requirement.
4610 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
4611 to sizetype for pointers.
4613 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
4615 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
4616 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
4617 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
4619 * config/dfp-bit.c: Empty for TFmode conversions.
4621 2007-07-18 Caroline Tice <ctice@apple.com>
4623 * var-tracking.c (find_src_status): Check for COND_EXEC insns
4624 and handle them correctly; check that src is not NULL before
4626 (find_src_set_src): Likewise.
4628 2007-07-18 Bob Wilson <bob.wilson@acm.org>
4630 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
4631 (struct alignment_context, init_alignment_context): New.
4632 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
4633 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
4634 (XCHAL_HAVE_S32C1I): Likewise.
4635 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
4636 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
4637 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
4638 (ATOMIC, HQI): New macros.
4639 (memory_barrier, *memory_barrier): New.
4640 (sync_lock_releasesi): New.
4641 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
4642 (sync_lock_test_and_set<mode>): New.
4643 (sync_<atomic><mode>): New.
4644 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
4645 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
4646 (xtensa_expand_atomic): New.
4648 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4652 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
4653 transformation for builtin ISNORMAL.
4654 (expand_builtin): Handle BUILT_IN_ISNORMAL.
4655 * builtins.def (BUILT_IN_ISNORMAL): New.
4656 * doc/extend.texi: Document isnormal.
4658 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4662 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
4663 optabs infrastructure. Provide generic implementation for
4665 (expand_builtin): Handle FINITE/ISFINITE.
4666 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
4667 (fold_builtin_1): Likewise.
4669 * builtins.def (BUILT_IN_ISFINITE): New.
4671 * doc/extend.texi: Document isfinite.
4673 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4678 * builtins.c (expand_builtin_interclass_mathfn): Provide a
4679 generic fallback for isinf.
4680 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
4681 calculation code ...
4682 * real.c (get_max_float): ... to here.
4683 * real.h (get_max_float): New.
4685 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4689 * builtin-attrs.def (ATTR_TYPEGENERIC,
4690 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
4692 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
4693 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
4694 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
4695 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
4697 * c-common.c (handle_type_generic_attribute): New.
4698 (c_common_attribute_table): Add "type generic".
4700 * c-typeck.c (convert_arguments): Handle "type generic" functions.
4702 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
4704 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
4705 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
4708 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4711 * config/cris/cris.c (cris_print_index): Don't use XEXP before
4712 checking that the operand is an expression.
4714 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
4715 Danny Smith <dannysmith@users.sourceforge.net>
4718 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
4719 file mapping object in local namespace if Windows version later
4722 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4724 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
4725 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
4726 arm_cannot_force_const_mem.
4727 (arm_cannot_force_const_mem): New function.
4728 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
4729 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
4730 of arm_tls_referenced_p.
4731 * config/arm/arm.md (movsi): Split out-of-section constants when
4732 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
4733 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4735 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4737 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
4739 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4741 * config/mips/mips.md (*extendqihi2): Convert the destination
4744 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4746 * config/pa/fptr.c: Update license header.
4747 * config/pa/milli64.S: Likewise.
4749 2007-07-17 Nick Clifton <nickc@redhat.com>
4751 * COPYING_v3: New file. Contains version 3 of the GNU General
4753 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
4754 Lesser General Public License.
4755 * doc/include/gpl_v3.texi: New file. Contains version 3 of
4756 the GNU General Public License.
4758 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
4760 PR rtl-optimization/32773
4761 * cfglayout.c (force_one_exit_fallthru): New function.
4762 (cfg_layout_finalize): Use it.
4764 2007-07-16 Richard Guenther <rguenther@suse.de>
4765 Uros Bizjak <ubizjak@gmail.com>
4767 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
4768 before forcing it to gimple operand.
4770 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4771 David Ung <davidu@mips.com>
4773 * config/mips/mips.h (TUNE_24K): Define.
4774 (TUNE_MACC_CHAINS): Add TUNE_24K.
4775 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
4777 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
4778 (r74k_int_madd): .. this new reservation.
4779 (define_bypass): Fixed bypasses for r74k_int_madd to use
4781 * config/mips/24k.md (define_bypass): Define new
4782 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
4784 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4785 Nigel Stephens <nigel@mips.com>
4787 * config/mips/mips.md: Include 20kc.md.
4788 * config/mips/20kc.md: New file.
4789 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
4790 (mips_adjust_cost): Tweak for 20Kc.
4791 (mips_issue_rate): Likewise.
4792 * config/mips/mips.h (TUNE_20KC): Define.
4794 2007-07-16 David Edelsohn <edelsohn@gnu.og>
4796 * config/rs6000/rs6000.c (struct processor_cost): Add
4797 cache_line_size, l1_cache_lines, and simultaneous_prefetches
4799 (*_cost): Add cache information.
4800 (rs6000_override_options): Set cache parameters.
4802 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4805 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
4806 * doc/install.texi (mips-sgi-irix6): pthread support works now.
4808 2007-07-16 Paul Brook <paul@codesourcery.com>
4811 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
4812 (cirrus_thumb2_movsi_insn): Ditto.
4814 2007-07-15 Geoffrey Keating <geoffk@apple.com>
4816 * config/rs6000/darwin-fallback.c (interpret_libc): Change
4819 2007-07-15 Andrew Haley <aph@redhat.com>
4821 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
4822 before looking in the context.
4824 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4828 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
4829 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
4830 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
4831 (pa_output_function_prologue): Use rp_saved and
4832 current_function_is_leaf to generate .CALLINFO statement.
4833 (hppa_expand_prologue): Set rp_saved.
4834 (hppa_expand_epilogue): Use rp_saved.
4835 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
4836 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
4838 2007-07-14 Dirk Mueller <dmueller@suse.de>
4840 * omega.c (coalesce): Fix memory leak on early exit.
4841 * matrix-reorg.c (check_allocation_function): Likewise.
4842 * tree-vect-transform.c (vect_get_new_vect_var): free result
4844 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4845 pass pointer to edge vector
4846 (partition_hot_cold_basic_blocks): Fix memory leak.
4847 * collect2.c (prefix_from_string): Free temporary storage.
4848 * reload1.c (fixup_abnormal_edges): Free sbitmap.
4850 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
4852 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
4853 (DO_GLOBAL_DTORS_BODY): Likewise.
4855 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
4856 Nigel Stephens <nigel@mips.com>
4858 * config/mips/mips.c (mips_classify_symbol): Don't return
4859 SYMBOL_SMALL_DATA for constant pool addresses if
4860 TARGET_EMBEDDED_DATA is true.
4862 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
4864 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
4865 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
4866 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
4867 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
4868 __builtin_ia32_storehps, __builtin_ia32_storelps,
4869 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
4870 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
4871 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
4872 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
4873 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
4874 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
4875 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
4876 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
4877 using def_builtin_const.
4879 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
4881 PR tree-optimization/32705
4882 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
4883 (simplify_binary_expression): Use SSA_VAL consistently.
4885 2007-07-13 David Edelsohn <edelsohn@gnu.org>
4887 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
4888 (SPEFSCR_REGNO): Delete definition.
4889 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
4890 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4891 * config/rs6000/rs6000.h: Do not define *_REGNO.
4892 LINK_REGISTER_REGNUM -> LR_REGNO.
4893 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4894 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
4895 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4896 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
4897 R_VRSAVE, R_VSCR. Use them.
4898 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
4899 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
4900 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
4901 * config/rs6000/aix.h: Define R_LR. Use it.
4903 2007-07-13 Caroline Tice <ctice@apple.com>
4905 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
4906 flag_var_tracking is explicitly turned off (i.e. when variable
4907 tracking is not feasible); otherwise, turn flag_var_tracking on when
4908 flag_var_tracking_uninit is on.
4909 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
4910 note definitions, to allow recording of initialization status in the
4912 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
4913 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
4914 determine if two note locations are equal.
4915 (output_loc_list): Don't output list entries whose start & end labels
4917 (reg_loc_descriptor): Add parameter for initialization status; pass it
4918 to other loc descriptor functions.
4919 (one_reg_loc_descriptor): Add parameter for initialization status;
4920 check its value and add DW_OP_GNU_uninit to returned loc descr if
4922 (multiple_reg_loc_descriptor): Add parameter for initialization
4924 pass init status argument to other loc descriptor functions; check
4925 value of intialization parameter and add DW_OP_GNU_uninit to returned
4926 loc descr if appropriate.
4927 (based_loc_descr): Add parameter for initialization status; add new
4928 variable for return value; check value of initialization parameter and
4929 add DW_OP_GNU_uninit to returned loc descr if appropriate.
4930 (concatn_mem_loc_descriptor): Add parameter for initialization status;
4931 pass init status argument to other loc descriptor functions; check
4932 value of intialization parameter and add DW_OP_GNU_uninit to returned
4933 loc descr if appropriate.
4934 (mem_loc_descriptor): Likewise.
4935 (concat_loc_descriptor): Likewise.
4936 (concatn_loc_descriptor): Likewise.
4937 (loc_descriptor): Add parameter for initialization status; pass it as
4938 argument to other loc descriptor function calls.
4939 (loc_descriptor_from_tree_1): Add appropriate initialization status
4940 to loc descriptor function calls.
4941 (add_location_or_const_value_attribute): Get initialization status
4942 from VAR_LOCATION note; add initialization status to loc descriptor
4944 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
4945 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
4946 status is uninitialized, add "[uninint]" to output.
4947 * common.opt (fvar-tracking-uninit): New option, similar to
4948 fvar-tracking, to turn on tracking of uninitialized variables; creates
4949 a new global flag, flag_var_tracking_uninit.
4950 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
4951 (enum var_init_status): New type, for var initialization status field.
4952 * var-tracking.c (struct location_chain_def): Two new fields, init,
4953 for initialization status, and set_src for the assignment value expr.
4954 (unshare_variable): New parameter for initialization status;
4955 initialize new init and set_src fields.
4956 (var_reg_set): New parameters for initialization status and value;
4957 pass them to set_variable_part.
4958 (var_mem_set): Likewise.
4959 (get_init_value): New function.
4960 (var_reg_delete_and_set): New initialization status & value
4961 parameters; add call to get_init_value if status is unknown; pass new
4962 parameters to clobber_variable_part and var_reg_set.
4963 (var_mem_delete_and_set): Likewise.
4964 (var_reg_delete): Pass null set_src value to clobber_variable_part.
4965 (var_mem_delete): Likewise.
4966 (variable_union): Pass status to unshare_variable; initialize new init
4967 and set_src fields. If flag_var_tracking_uninit is not set, force
4968 status to initialized.
4969 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
4970 used later to get the set_src value.
4971 (find_src_status): New function.
4972 (find_src_set_src): New function.
4973 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
4974 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
4975 MO_SET, get set_src value and pass it to var_reg_delete_and_set
4976 and var_mem_delete_and_set.
4977 (dump_variable): Print out "[uninit]" if appropriate.
4978 (set_variable_part): Add new initialization and set_src parameters;
4979 pass status to unshare_variable; set node->init and node- >set_src
4980 fields and modify slot in hash table appropriately; save the init and
4981 set_src values if appropriate and assign to the new node.
4982 (clobber_variable_part): New set_src parameter; if two nodes have
4983 same variable and same location but different set_src (assignment)
4984 values, clobber old node.
4985 (delete_variable_part): Pass init status to unshare_variable.
4986 (emit_note_insn_var_location): Add initialized var; assign var's init
4987 status to new 'initialized'; pass new init status field to calls to
4988 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
4989 status to initialized.
4990 (emit_notes_in_bb): Pass initialization status to calls to
4991 var_reg_set, var_mem_set, var_reg_delete_and_set and
4992 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
4993 var_reg_delete_and_set and var_mem_delete_and_set; call
4994 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
4995 make up for change in add_stores.
4996 (vt_add_function_parameters): Add status to calls to
4998 * config/darwin.c (darwin_override_options): Turn on uninitialized
4999 tracking automatically, if var_tracking is on and the system is
5002 2007-07-13 Sa Liu <saliu@de.ibm.com>
5004 * config.gcc: Add options for arch and tune on SPU.
5005 * config/spu/predicates.md: Add constant operands 0 and 1.
5006 * config/spu/spu-builtins.def: Add builtins for double precision
5007 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
5008 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
5010 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
5012 * config/spu/spu-protos.h: Add new function prototypes.
5013 * config/spu/spu.c (spu_override_options): Check options -march and
5015 (spu_comp_icode): Add comparison code for DFmode and vector mode.
5016 (spu_emit_branch_or_set): Use the new code for DFmode and vector
5018 (spu_const_from_int): New. Create a vector constant from 4 ints.
5019 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
5020 (spu_emit_vector_compare): New. Emit vector compare.
5021 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
5022 * config/spu/spu.h: Add options -march and -mtune. Define processor
5023 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
5024 CANONICALIZE_COMPARISON.
5025 * config/spu/spu.md: Add new insns for double precision compare
5026 and double precision vector compare. Add vcond and smax/smin patterns
5027 to enable DFmode vector conditional expression.
5028 * config/spu/spu.opt: Add options -march and -mtune.
5029 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
5030 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
5031 both CELL and CELLEDP targets: spu_testsv.
5032 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
5035 2007-07-13 Richard Guenther <rguenther@suse.de>
5037 PR tree-optimization/32721
5038 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
5039 TREE_THIS_VOLATILE on the folded reference.
5040 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
5041 if the array reference has TREE_THIS_VOLATILE set.
5043 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
5046 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
5048 2007-07-13 Andreas Schwab <schwab@suse.de>
5050 * gengtype-lex.l: Allow declarations to be indented.
5052 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5054 * ginclude/tgmath.h: New.
5055 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
5056 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
5057 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
5058 * configure: Regenerate.
5060 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5062 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
5063 correct index when setting register save state for xd
5066 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5068 * config/sh/sh.c (mark_use): Remove.
5070 2007-07-12 Paul Brook <paul@codesourcery.com>
5072 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
5073 reg does not overlap return value.
5075 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
5077 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
5078 (set_expression_vuses): Ditto.
5079 (init_pre): Initialize expression_vuses.
5081 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5083 * config/i386/sse.md (storentdf, storentsf): New.
5085 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5087 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
5089 * tree.c (build_decl_stat): Move code from here...
5090 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
5091 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
5092 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
5093 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
5094 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
5097 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5098 Devang Patel <dpatel@apple.com>
5100 PR tree-optimization/25413
5101 * targhooks.c (default_builtin_vector_alignment_reachable): New.
5102 * targhooks.h (default_builtin_vector_alignment_reachable): New.
5103 * tree.h (contains_packed_reference): New.
5104 * expr.c (contains_packed_reference): New.
5105 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
5106 (vect_enhance_data_refs_alignment): Call
5107 vector_alignment_reachable_p.
5108 * target.h (vector_alignment_reachable): New builtin.
5109 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
5110 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
5111 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
5113 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5115 * target.h (builtin_vectorization_cost): Add new target builtin.
5116 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
5117 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
5118 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
5119 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
5120 uninitialized variables.
5121 * tree-vect-transform.c (cost_for_stmt): New function.
5122 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
5123 using cost 1 for all scalar stmts. Be less conservative when
5124 estimating the number of prologue/epulogue iterations. Call
5125 targetm.vectorize.builtin_vectorization_cost. Return
5126 min_profitable_iters-1.
5127 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
5128 initialization cost instead of TARG_VEC_STMT_COST. Use
5129 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
5130 epilogue code. Fix epilogue cost computation.
5131 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
5132 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
5133 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
5134 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
5135 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
5136 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
5138 2007-07-12 Richard Guenther <rguenther@suse.de>
5140 * gimplify.c (gimplify_conversion): Make sure that the result
5141 from maybe_fold_offset_to_reference is trivially convertible
5142 to the desired type before doing the simplification.
5143 (gimplify_expr): Likewise.
5144 * fold-const.c (fold_binary): Use the correct types for
5145 building the simplified expression.
5147 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5149 PR rtl-optimization/32729
5150 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
5151 that fallthru to exit.
5153 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
5155 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
5156 (symDTPOFF2reg): Likewise.
5158 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
5160 PR tree-optimization/32663
5162 * tree.h (VALUE_HANDLE_VUSES): Remove.
5163 (struct tree_value_handle): Remove vuses.
5165 * tree-vn.c (create_value_handle_for_expr): Don't set
5168 * tree-ssa-pre.c (expression_vuses): New.
5169 (alloc_expression_id): Set up expression_vuses.
5170 (get_expression_vuses): New.
5171 (set_expression_vuses): Ditto.
5172 (clear_expression_ids): Modify for expression_vuses.
5173 (phi_translate_1): Ditto.
5174 (phi_translate_set): Ditto.
5175 (value_dies_in_block_x): Ditto
5176 (valid_in_sets): Ditto.
5177 (add_to_sets): Ditto.
5178 (find_existing_value_expr): Ditto.
5179 (create_value_handle_for_expr): Ditto.
5180 (make_values_for_stmt): Ditto.
5181 (vuse_equiv): Remove.
5183 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
5185 * Makefile.in (mostlyclean): Remove object files.
5187 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5189 * toplev.c (no_new_pseudos): Deleted.
5190 * rtl.h (no_new_pseudos): Deleted.
5191 * tree-pass.h (pass_no_new_pseudos): Deleted.
5192 * passes.c (pass_no_new_pseudos): Deleted.
5193 * final.c (rest_of_clean_state): Removed no_new_pseudos.
5194 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
5195 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
5197 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
5198 * rtlhooks.c (gen_lowpart_general): Ditto.
5199 * optabs.c (prepare_operand): Ditto.
5200 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
5202 * modulo-sched.c (rest_of_handle_sms): Ditto.
5203 * see.c (rest_of_handle_see): Ditto.
5204 * ifcvt.c (if_convert): Ditto.
5205 (gate_handle_if_after_combine): Replaced no_new_pseudos with
5207 * init-regs.c (gate_initialize_regs): Deleted set of
5209 * lower-subreg.c (decompose_multiword_subregs): Ditto.
5210 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
5211 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
5213 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5216 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
5217 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
5218 (*vec_extractv2di_1_rex64): New insn pattern.
5220 2007-07-11 David Daney <ddaney@avtrex.com>
5222 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
5223 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
5224 for SIGNAL_UNWIND_RETURN_COLUMN.
5225 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
5226 (DWARF_FRAME_REGNUM): Rewrite.
5227 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
5229 2007-07-11 Nick Clifton <nickc@redhat.com>
5231 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
5232 delta and use gen_int_mode in place of GET_INT instead.
5234 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5236 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
5239 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
5241 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
5242 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
5244 * params.h (VERIFY_CANONICAL_TYPES): Remove.
5245 (USE_CANONICAL_TYPES): New.
5246 * doc/invoke.texi (verify-canonical-types): Remove.
5247 (use-canonical-types): Add.
5249 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
5251 * config/spu/spu.c (spu_optimization_options): Remove setting of
5252 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
5253 (spu_override_options): Move it here.
5255 2007-07-11 Richard Sandiford <richard@codesourcery.com>
5257 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
5258 * config/mips/mips.c (mips_cpu_info_table): Mention
5259 MIPS_ISA_LEVEL_SPEC in the comment.
5261 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5263 PR tree-optimization/32713
5264 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
5266 2007-07-11 Paolo Carlini <pcarlini@suse.de>
5269 * c-opts.c (c_common_post_options): Do not change flag_complex_method
5270 conditional to flag_isoc99.
5271 (c_common_init_options): Do it here, unconditionally.
5273 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5275 PR tree-optimization/32589
5276 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
5277 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
5278 * tree-ssa-propagate.c (valid_gimple_expression_p): New
5279 predicate, extracted from...
5280 (set_rhs): ...here. Call it for the expression on entry.
5281 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
5282 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
5283 (simplify_binary_expression): Use valid_gimple_expression_p
5284 to validate the simplification.
5285 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
5287 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
5289 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
5290 DWARF2_DEBUG on 32 bit target too.
5291 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
5293 2007-07-11 Nick Clifton <nickc@redhat.com>
5295 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
5296 version for 64-bit hosts.
5298 2007-07-10 David Daney <ddaney@avtrex.com>
5300 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
5302 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
5304 * config/mips/mips.c (mips_expand_synci_loop): New function.
5305 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
5306 (UNSPEC_RDHWR): Same.
5307 (UNSPEC_SYNCI): Same.
5308 (UNSPEC_SYNC): Same.
5309 (clear_cache): New expand.
5313 (clear_hazard): Same.
5314 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
5316 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
5317 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
5319 2007-07-10 Ian Lance Taylor <iant@google.com>
5321 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
5324 2007-07-10 David Daney <ddaney@avtrex.com>
5326 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
5327 * builtins.c (expand_builtin___clear_cache): New function.
5328 (expand_builtin): Call expand_builtin___clear_cache for
5329 BUILT_IN_CLEAR_CACHE case.
5330 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
5331 * doc/md.texi (clear_cache): Document new instruction pattern.
5332 * testsuite/gcc.dg/builtins-64.c: New test.
5334 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
5336 * config/cris/cris.md ("movsi"): Fix typo in last change.
5338 2007-07-09 Geoffrey Keating <geoffk@apple.com>
5341 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
5343 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
5344 * varasm.c (assemble_start_function): Honor DECL_ALIGN
5345 for FUNCTION_DECLs. Don't use align_functions_log if
5347 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
5348 even for FUNCTION_DECLs.
5349 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
5351 * tree.h (DECL_ALIGN): Update for new location of 'align'.
5352 (DECL_FUNCTION_CODE): Update for new location and name of
5354 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
5355 (struct tree_decl_common): Move 'align' and 'off_align' out
5356 of union, ensure they're still on a 32-bit boundary. Remove
5357 other fields in union 'u1'.
5358 (struct tree_function_decl): Add field 'function_code' replacing
5359 'u1.f' in tree_decl_common.
5360 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
5361 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
5362 (Variable Attributes): Cross-reference 'aligned' attribute
5363 to Function Attributes.
5364 * flags.h (force_align_functions_log): Delete.
5365 * toplev.c (force_align_functions_log): Delete.
5367 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
5370 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
5371 (*vec_concatv2di_rex): New insn pattern.
5373 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5376 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
5378 2007-07-10 Ian Lance Taylor <iant@google.com>
5380 Replace no_new_pseudos in backends.
5381 * rtl.h (can_create_pseudo_p): Define.
5382 * config/darwin.c (machopic_indirect_data_reference): Use
5383 can_create_pseudo_p () instead of no_new_pseudos.
5384 (machopic_indirect_data_reference): Likewise.
5385 (machopic_legitimize_pic_address): Likewise.
5386 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
5387 (alpha_emit_set_const_1): Likewise.
5388 (alpha_emit_set_const): Likewise.
5389 (alpha_emit_conditional_move): Likewise.
5390 (alpha_split_conditional_move): Likewise.
5391 * config/alpha/alpha.md (various splitters): Likewise.
5393 * config/arm/arm.c (legitimize_pic_address): Likewise.
5394 (arm_load_pic_register): Likewise.
5395 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
5396 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
5397 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
5398 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
5399 * config/cris/cris.md (movsi): Likewise.
5400 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
5401 (symGOTOFF2reg_hilo): Likewise.
5402 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
5403 * config/h8300/h8300.md (insv, extzv): Likewise.
5404 * config/i386/i386.c (ix86_expand_move): Likewise.
5405 (ix86_expand_vector_move): Likewise.
5406 (ix86_prepare_fp_compare_args): Likewise.
5407 (ix86_expand_carry_flag_compare): Likewise.
5408 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
5409 (tls_dynamic_gnu2_combine_32): Likewise.
5410 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
5411 * config/ia64/ia64.c (ia64_expand_move): Likewise.
5412 (ia64_expand_movxf_movrf): Likewise.
5413 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
5414 (m32c_split_move): Likewise.
5415 (m32c_expand_insv): Likewise.
5416 * config/m68k/m68k.md (movsi): Likewise.
5417 * config/mips/mips.c (mips_force_temporary): Likewise.
5418 (mips_split_symbol): Likewise.
5419 (mips_move_integer): Likewise.
5420 (mips_legitimize_const_move): Likewise.
5421 * config/mn10300/mn10300.md (movsi): Likewise.
5422 * config/pa/pa.c (emit_move_sequence): Likewise.
5423 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5424 (rs6000_got_register): Likewise.
5425 (create_TOC_reference): Likewise.
5426 (rs6000_machopic_legitimize_pic_address): Likewise.
5427 * config/rs6000/rs6000.md (add<mode>3): Likewise.
5428 (various splitters): Likewise.
5429 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
5430 (movsi_got): Likewise.
5431 * config/s390/s390.c (emit_symbolic_move): Likewise.
5432 * config/s390/s390.md (movhi, movqi): Likewise.
5433 (load_multiple, store_multiple): Likewise.
5434 * config/score/score.c (score_force_temporary): Likewise.
5435 * config/sh/sh.c (prepare_move_operands): Likewise.
5436 (prepare_cbranch_operands): Likewise.
5437 (emit_fpu_switch): Likewise.
5438 (fpscr_set_from_mem): Likewise.
5439 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
5440 (adddi3, subsi3): Likewise.
5441 (various splitters): Likewise.
5442 (divsi_inv_fp_combine): Likewise.
5443 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
5444 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
5446 * config/sh/predicates.md (xor_operand): Likewise.
5447 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
5448 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
5449 (movdi_pic_label_ref): Likewise.
5450 * config/spu/spu.c (spu_split_immediate): Likewise.
5451 * config/alpha/alpha.md (various splitters): Remove test
5452 !no_new_pseudos || reload_completed.
5453 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
5455 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5456 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5457 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5458 * config/score/score.c (th_output_mi_thunk): Likewise.
5459 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5460 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5462 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
5464 PR rtl-optimization/32664
5465 * mode-switching.c (create_pre_exit): Skip barrier insns.
5467 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
5469 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
5470 force_gimple_operand_bsi.
5471 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
5472 rewrite_use_compare): Ditto.
5473 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
5475 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
5476 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
5477 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
5478 * tree-profile.c (prepare_instrumented_value,
5479 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5480 tree_gen_one_value_profiler, tree_gen_ic_profiler,
5481 tree_gen_ic_func_profiler, tree_gen_average_profiler,
5482 tree_gen_ior_profiler): Ditto.
5483 * tree-ssa-reassoc.c (negate_value): Ditto.
5484 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
5485 Use force_gimple_operand_bsi.
5486 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5487 * tree-if-conv.c (add_to_dst_predicate_list,
5488 find_phi_replacement_condition): Ditto.
5489 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
5490 Call mark_symbols_for_renaming for new statements.
5491 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
5493 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
5495 * cfghooks.c (remove_edge): New function.
5496 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
5498 * cfghooks.h (remove_edge): Declare.
5499 * cfg.c (remove_edge): Renamed to remove_edge_raw.
5500 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
5502 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
5504 * optabs.h: Added declaration for signbit_optab.
5505 * optabs.c: (init_optabs): Added initialization for signbit_optab.
5506 * genoptinit.c (optabs): Added entry for signbit insns.
5507 * builtins.c (expand_builtin_signbit): Added code to use a signbit
5509 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
5510 * config/s390/s390.md (signbit<mode>2): New expander.
5512 2007-07-09 Richard Guenther <rguenther@suse.de>
5515 * fold-const.c (fold_plusminus_mult_expr): Move constant
5516 arguments second to allow decomposing.
5518 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
5521 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5523 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5524 Disregard DECL_FROM_INLINE.
5526 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
5529 * doc/invoke.texi: Add ftree-reassoc flag.
5530 * common.opt (ftree-reassoc): New flag.
5531 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
5532 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
5534 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
5536 PR tree-optimization/32681
5537 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
5538 saved in second_edge->aux when first_bb is a loop header.
5540 2007-07-09 Jan HUbicka <jh@suse.cz>
5542 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
5544 2007-07-09 Richard Guenther <rguenther@suse.de>
5546 * c-decl.c (start_function): Do not promote return type.
5548 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
5550 * function.c (do_warn_unused_parameter): Do not warn if
5551 TREE_NO_WARNING is set.
5553 2007-07-08 Andreas Schwab <schwab@suse.de>
5555 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
5557 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
5560 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5562 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5563 apply to assembly language, too.
5564 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5566 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
5568 Revert (note the sccvn portions are *not* reverted)
5569 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5571 Fix PR tree-optimization/23488
5573 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5575 * tree-flow-inline.h (get_value_handle): Ditto.
5576 * tree-ssa-pre.c (decl_vh_map): New.
5577 (decl_node_pool): New.
5578 (can_value_number_operation): Support DECL_P.
5579 (can_PRE_operation): Ditto.
5580 (create_expression_by_pieces): Ditto.
5581 (find_existing_value_expr): Modify to differnetiate between
5582 addressing and top level.
5583 (create_value_handle_for_expr): Handle DECL's.
5584 (poolify_tree): Ditto.
5585 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5586 (make_values_for_stmt): Handle DECL's properly.
5587 (init_pre): Reorg to not init useless things during FRE.
5589 * tree-flow.h: Include pointer-set.h.
5590 (decl_vh_map): Declare.
5591 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5593 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
5595 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
5596 the constraint description.
5597 * doc/md.texi: Update documentation of AVR constraints.
5599 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
5601 * auto-inc-dec.c, config/arm/arm.c,
5602 config/m32r/constraints.md, config/mips/mips.md,
5603 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
5604 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
5605 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
5606 typos. Follow spelling conventions.
5607 * doc/invoke.texi, doc/rtl.texi: Fix typos.
5609 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
5610 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
5612 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
5613 realloc_vuse): Remove.
5614 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
5617 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5619 Fix PR tree-optimization/23488
5621 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
5622 (try_to_simplify): Ditto.
5624 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5626 * tree-flow-inline.h (get_value_handle): Ditto.
5627 * tree-ssa-pre.c (decl_vh_map): New.
5628 (decl_node_pool): New.
5629 (can_value_number_operation): Support DECL_P.
5630 (can_PRE_operation): Ditto.
5631 (create_expression_by_pieces): Ditto.
5632 (find_existing_value_expr): Modify to differnetiate between
5633 addressing and top level.
5634 (create_value_handle_for_expr): Handle DECL's.
5635 (poolify_tree): Ditto.
5636 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5637 (make_values_for_stmt): Handle DECL's properly.
5638 (init_pre): Reorg to not init useless things during FRE.
5640 * tree-flow.h: Include pointer-set.h.
5641 (decl_vh_map): Declare.
5642 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5644 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5646 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5647 apply to assembly language, too.
5648 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5650 2007-07-06 Ian Lance Taylor <iant@google.com>
5651 Zack Weinberg <zackw@panix.com>
5654 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
5656 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5658 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
5659 (prefetch): Likewise if "pref" would be used.
5661 2007-07-06 Josh Conner <jconner@apple.com>
5665 * calls.c (store_one_arg): Handle arguments which are partially
5666 on the stack when detecting argument overlap.
5668 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
5670 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
5671 chosen during find_reloads.
5673 2007-07-06 Richard Guenther <rguenther@suse.de>
5675 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
5676 TYPE_ARG_TYPES for verification of argument types. Use
5677 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
5678 parameters as variable arguments.
5680 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
5682 * libgcc2.h (word_type): Type definition removed.
5683 (cmp_return_type, shift_count_type): Type definitions added.
5684 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5685 replaced with shift_count_type.
5686 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5688 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
5689 changed from word_type to Wtype.
5690 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5691 replaced with shift_count_type.
5692 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5694 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
5695 and libgcc_shift_count attribute added.
5696 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
5697 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
5698 (TARGET_INITIALIZER): New target hooks added.
5699 * targhooks.c (default_libgcc_cmp_return_mode,
5700 default_libgcc_shift_count_mode): Default implementations for the new
5702 * targhooks.h (default_libgcc_cmp_return_mode,
5703 default_libgcc_shift_count_mode): Function prototypes added.
5704 * target.h (struct gcc_target): Fields for the new target hooks added.
5705 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
5707 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
5710 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
5711 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
5713 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
5714 s390_libgcc_shift_count_mode): Functions added.
5715 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
5716 Target hooks defined.
5718 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5720 * config/mips/mips.c (compute_frame_size): Restore the original
5721 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
5722 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
5723 Document why the difference is needed.
5725 2007-07-06 Richard Guenther <rguenther@suse.de>
5727 * c-common.c (boolean_increment): Use correctly typed
5730 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5732 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
5733 the topmost argument register is not also included in the save mask.
5734 (mips16e_collect_argument_save_p): Take a pointer to the argument
5735 register, rather than a pointer to the number of arguments.
5736 (mips16e_collect_argument_saves): Only include argument saves
5737 that aren't in the register mask.
5739 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
5741 PR rtl-optimization/32450
5742 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
5743 to ensure that instructions are not moved into the prologue when
5744 profiling is on. Remove unused prologue_end variable.
5745 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
5746 as a scheduling barrier.
5748 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5751 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5752 Disregard DECL_FROM_INLINE.
5754 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
5756 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
5757 IORing with a constant.
5759 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
5761 PR rtl-optimization/32475
5762 * df-scan.c (df_def_record_1): Add a use of the stack pointer
5763 for every definition of the stack pointer.
5765 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
5767 * arm.c (vfp3_const_double_index): Copy signed results of
5768 REAL_VALUE_TO_INT into unsigned vars.
5770 2007-07-05 Richard Guenther <rguenther@suse.de>
5773 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
5775 * tree-ssa.c (useless_type_conversion_p): Check canonical
5778 2007-07-05 Anatoly Sokolov <aesok@post.ru>
5780 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
5781 zero_extendhisi2): Change to define_insn_and_split.
5782 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
5784 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
5786 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
5787 pass_match_asm_constraints): New.
5788 * passes.c (init_optimization_passes): Add new pass.
5789 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
5790 * function.h (struct function): Add has_asm_statement bit.
5791 (current_function_has_asm_statement): New.
5792 * tree-pass.h (pass_match_asm_constraints): New.
5794 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
5796 * config/mips/mips.c (mips_file_start): Avoid declaration
5799 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5801 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
5803 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
5805 * rtl.def (NOTE): Change print format string to print
5806 operand 5 as a note insn name.
5808 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5809 David Ung <davidu@mips.com>
5811 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
5812 * doc/invoke.texi: (MIPS Options): Document them.
5814 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5815 David Ung <davidu@mips.com>
5817 Add support for SmartMIPS ASE.
5819 * optabs.c (expand_binop_directly): New, broken out from...
5820 (expand_binop): Here. Make it try rotating in the other
5821 direction even when the second operand isn't constant.
5822 * config/mips/mips.md (*lwxs): New.
5823 * config/mips/mips.opt (msmartmips): New.
5824 * config/mips/mips.c (mips_lwxs_address_p): New.
5825 (mips_rtx_costs): Make it recognize scaled indexed addressing.
5826 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5827 __mips_smartmips when compiling for TARGET_SMARTMIPS.
5828 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
5829 (ISA_HAS_LWXS): New.
5830 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
5831 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
5832 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
5833 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
5834 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
5835 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
5836 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
5838 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5840 * tree-vectorizer.c (new_loop_vec_info): Initialize
5841 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5842 * tree-vectorizer.h (_loop_vec_info): Added new filed
5843 min_profitable_iters.
5844 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
5845 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
5846 * tree-vect-analyze.c (vect_analyze_operations): Set
5847 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5848 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
5849 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
5850 Fix calculation of peel_iters_prologue. Move consideration of epilogue
5851 and prologue cost to after they are computed.
5852 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
5854 (vect_model_simple_cost): Takes additional argument dt. Consider cost
5855 of creating vectors from scalars according to dt.
5856 (vect_model_store_cost): Likewise.
5857 (vectorizable_call): Use dt array instead of scalar dt. Call
5858 vect_model_simple_cost with additional argument dt.
5859 (vectorizable_assignment): Likewise.
5860 (vectorizable_operation): Likewise.
5861 (vectorizable_type_demotion): Likewise.
5862 (vectorizable_type_promotion): Likewise.
5863 (vectorizable_store): Use dt array instead of scalar dt. Call
5864 vect_model_store_cost with additional argument dt.
5865 (vect_do_peeling_for_loop_bound): Don't call
5866 vect_estimate_min_profitable_iters. Instead, lookup
5867 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
5868 "may not be profitable".
5870 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5873 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
5874 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
5875 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
5876 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
5878 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
5880 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
5881 addressing modes cheaper.
5883 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
5885 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
5886 (dw_ranges_struct): Rename block_num to num. Adjust.
5887 (dw_ranges_by_label_struct): New.
5888 (ranges_by_label, ranges_by_label_allocated,
5889 ranges_by_label_in_use): New variables.
5890 (add_ranges_num): Factored most of the code out of...
5891 (add_ranges): ... this one. Rewrite in terms of the former.
5892 (add_ranges_by_labels): New.
5893 (output_ranges): Output by-label ranges.
5894 (dwarf2out_finish): Output range for multiple-section
5895 compile_unit. Output standard DW_AT_low_pc in addition to
5896 unexpected DW_AT_entry_pc.
5898 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
5900 PR tree-optimization/32604
5901 PR tree-optimization/32606
5903 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
5904 (compute_antic_safe): Removed.
5905 (ANTIC_SAFE_LOADS): Ditto.
5906 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
5907 (execute_pre): Don't call compute_antic_safe.
5908 (vuse_equiv): New function.
5909 (make_values_for_stmt): Use it
5910 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
5913 2007-07-04 Anatoly Sokolov <aesok@post.ru>
5916 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
5918 (avr_attribute_table): Make "naked" attribute apply to function types
5919 rather than to decls.
5920 (avr_handle_fntype_attribute): New function.
5922 2007-07-04 Joseph Myers <joseph@codesourcery.com>
5924 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
5927 2007-07-04 David Ung <davidu@mips.com>
5928 Joseph Myers <joseph@codesourcery.com>
5930 * config/mips/mips.md (type): Add logical, signext and move.
5931 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
5932 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
5933 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
5934 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
5935 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
5936 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
5937 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
5938 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
5939 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
5940 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
5941 movv2sf_hardfloat_64bit): Use the new types.
5942 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
5943 *movdf_softfloat, *movdf_mips16): Use "multi".
5944 (extendqihi2): Replace with a define_expand.
5945 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
5946 Based on extend<SHORT:mode><GPR:mode>2 patterns.
5947 * config/mips/74k.md (r74k_int_logical): New reservation and
5949 (r74k_int_arith): Remove "slt".
5950 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
5951 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
5952 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
5953 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
5954 reservations for "arith".
5956 2007-07-04 Richard Guenther <rguenther@suse.de>
5958 * tree-ssa.c (useless_type_conversion_p): Add handling for
5959 scalar float and vector types. Only call the types_compatible_p
5960 langhook for aggregate types as last resort. Follow the
5963 2007-07-04 Richard Guenther <rguenther@suse.de>
5965 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
5966 the same as NOP_EXPR.
5968 2007-07-04 Nick Clifton <nickc@redhat.com>
5970 * target.h (struct gcc_target): Add target_help field.
5971 * target-def.h (TARGET_HELP): New.
5972 (TARGET_INITIALIZER): Use TARGET_HELP.
5973 * opts.c (command_handle_option): Invoke target_help function, if
5974 defined, when the user has specified --target-help on the command
5976 * doc/invoke.texi: Mention that --target-help might print
5977 additional information.
5978 * doc/tm.texi: Document TARGET_HELP hook.
5980 * arm.c (TARGET_HELP): Override default definition.
5981 (arm_target_help): New - display a wrapped list of cores and
5982 architectures supported.
5984 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
5986 * config/v850/v850.c (expand_prologue): Make sure
5987 GEN_INT() argument is sign extended rather than zero extended.
5988 (expand_epilogue): Likewise.
5989 (output_move_double): Delete.
5990 * config/v850/v850-protos.h (output_move_double): Delete.
5991 * config/v850/v850.md (movdi): Delete.
5992 (*movdi_internal): Delete.
5994 (*movdf_internal): Delete.
5996 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5998 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
5999 unless compiling RTP PIC.
6001 2007-07-04 Richard Guenther <rguenther@suse.de>
6003 PR tree-optimization/32482
6004 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
6005 original ssa name if we didn't find a shift expression.
6006 Fix shift constant for bit zero test.
6008 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6010 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
6012 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6014 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
6015 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
6016 * config/arm/vxworks.h (ASM_SPEC): Delete.
6017 (SUBTARGET_EXTRA_ASM_SPEC): Define.
6019 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6021 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
6022 (DDR_REVERSED_P): New.
6023 * tree-data-ref.c (initialize_data_dependence_relation,
6024 build_classic_dist_vector): Set DDR_REVERSED_P.
6026 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6029 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
6030 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6031 init_omega_for_ddr_1): Use non conservative number of iterations
6033 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
6034 (analyze_siv_subscript): Remove FIXME and reinitialization of
6035 last_conflicts to chrec_dont_know.
6036 * testsuite/gfortran.dg/vect/pr32457.f90: New.
6038 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6040 * tree.c (maybe_canonicalize_argtypes): Improve description.
6042 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6044 * tree.c (maybe_canonicalize_argtypes): New.
6045 (build_function_type): Set canonical type.
6046 (build_method_type_directly): Ditto.
6047 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
6050 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6052 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
6054 (rewrite_use_nonlinear_expr): Likewise.
6056 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
6058 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
6060 2007-07-04 Ben Elliston <bje@au.ibm.com>
6062 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
6065 * c-objc-common.c (c_types_compatible_p): Fix indentation.
6067 * doc/tm.texi (Run-time Target): Capitalise "CPU".
6068 (Exception Handling): Likewise.
6070 2007-07-03 Jan Hubicka <jh@suse.cz>
6072 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
6074 2007-07-03 Eric Christopher <echristo@apple.com>
6076 * doc/cppopts.texi: Add conflicting option note to -dM.
6077 * doc/invoke.texi: Add note about possible conflicts with
6078 -E for -dCHARS and note that -dM will not produce
6079 any results if there is no machine dependent reorg.
6081 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6083 * tree.h (DECL_ALIGN): Back out previous change.
6085 2007-07-03 Joseph Myers <joseph@codesourcery.com>
6087 * configure.ac: Test for .dtprelword support on MIPS.
6088 * configure, config.in: Regenerate.
6089 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
6090 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6092 2007-07-03 Julian Brown <julian@codesourcery.com>
6094 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
6095 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
6096 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
6097 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
6099 (all_fpus): Add FPUTYPE_VFP3.
6100 (fp_model_for_fpu): Add VFPv3 field.
6101 (arm_rtx_costs_1): Give cost to VFPv3 constants.
6102 (vfp3_const_double_index): New function. Return integer index of
6103 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
6105 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
6106 and argument represents a valid RTX for a VFPv3 constant.
6107 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
6109 (vfp_emit_fstmd): Similar, for fstmd.
6110 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
6111 constants, represented as integer indices.
6112 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
6113 VFP_REGNO_OK_FOR_DOUBLE macros.
6114 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
6115 (arm_file_start): Set float-abi attribute for VFPv3, and output
6116 correct ".fpu" assembler directive.
6117 (arm_dbx_register_numbering): Add FIXME.
6118 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
6119 (fputype): Add FPUTYPE_VFP3.
6120 (FIXED_REGISTERS): Add 32 registers for D16-D31.
6121 (CALL_USED_REGISTERS): Likewise.
6122 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
6123 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
6124 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
6125 (D7_VFP_REGNUM): New.
6126 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
6127 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
6128 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
6129 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
6130 (REG_ALLOC_ORDER): Adjust for VFPv3.
6131 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
6132 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
6133 VFP_LO_REGS, VFP_HI_REGS.
6134 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
6135 (IS_VFP_CLASS): Define macro.
6136 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
6138 (REGISTER_MOVE_COST): Likewise.
6139 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
6140 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
6141 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
6142 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
6143 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
6144 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
6145 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
6146 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
6147 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
6148 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
6149 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
6150 where appropriate for single-word registers.
6151 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
6152 As above. Fix type attributes.
6153 * config/arm/constraints.md (register_contraint "t"): Define.
6154 (register_constraint "w"): Change to D0-D15, or D0-D31 for
6156 (register_constraint "x"): Define.
6157 (constraint "Dv"): Define.
6159 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6161 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
6163 2007-07-03 Tom Tromey <tromey@redhat.com>
6165 * c-parser.c (objc_pq_context): Removed.
6166 (objc_need_raw_identifier): Likewise.
6167 (c_parser) <objc_pq_context>: New field.
6168 <objc_need_raw_identifier>: Likewise.
6169 (OBJC_NEED_RAW_IDENTIFIER): Removed.
6170 (c_lex_one_token): Update.
6171 (c_parser_objc_protocol_definition): Update.
6172 (c_parser_objc_method_definition): Update.
6173 (c_parser_objc_methodproto): Update.
6174 (c_parser_declspecs): Update.
6176 2007-07-03 David Ung <davidu@mips.com>
6178 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
6180 2007-07-03 David Ung <davidu@mips.com>
6181 Richard Sandiford <richard@codesourcery.com>
6183 * doc/invoke.texi: Document -march=74kf3_2.
6184 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
6185 (TUNE_74K): Check for it.
6186 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
6187 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
6188 * config/mips/mips.md (cpu): Add 74kf3_2.
6189 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
6190 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
6191 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
6192 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
6193 74kf3_2 to the CPU list.
6194 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
6195 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
6196 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
6197 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
6198 (r74kf3_2_fxfer_from_c1): New insn reservations.
6200 2007-07-03 Richard Sandiford <richard@codesourcery.com>
6201 David Ung <davidu@mips.com>
6203 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
6204 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
6205 and 74k[fx]. Document aliases for the new options.
6206 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
6207 (PROCESSOR_24KF2_1): ...this.
6208 (PROCESSOR_24KX): Rename to...
6209 (PROCESSOR_24KF1_1): ...this.
6210 (PROCESSOR_74KF): Rename to...
6211 (PROCESSOR_74KF2_1): ...this.
6212 (PROCESSOR_74KX): Rename to...
6213 (PROCESSOR_74KF1_1): ...this.
6214 (TUNE_74K): Update PROCESSOR_* names.
6215 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
6216 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
6217 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
6218 (mips_rtx_cost_data): Update processor names in comments.
6219 (mips_issue_rate): Update PROCESSOR_* names.
6220 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
6221 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
6222 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
6223 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
6224 Update cpu attribute names.
6225 (r24k_fpu_iss): Rename this reservation to...
6226 (r24kf2_1_fpu_iss): ...this and update all uses.
6227 (r24kx_fpu_iss): Rename this reservation to...
6228 (r24kf1_1_fpu_iss): ...this and update all uses.
6229 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
6230 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
6231 Update cpu attribute names.
6233 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
6235 * config/m32r/constraints.md: New file.
6236 * config/m32r/m32r.c: Include tm-constrs.h.
6237 (small_data_operand): Use satisfies_constraint_* instead of macro.
6238 (addr24_operand, gen_compare): Likewise.
6239 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
6240 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
6241 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6242 EXTRA_CONSTRAINT): Likewise.
6243 * config/m32r/m32r.md: Include constraints.md.
6244 (*movsi_insn): Use satisfies_constraint_* instead of macro.
6245 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
6246 * config/m32r/predicates.md (conditional_move_operand): Likewise.
6247 (two_insn_const_operand, int8_operand, uint16_operand,
6248 reg_or_int16_operand, reg_or_uint16_operand,
6249 reg_or_cmp_int16_operand, cmp_int16_operand,
6250 seth_add3_operand): Likewise.
6252 2007-07-03 Eric Christopher <echristo@gmail.com>
6254 * libgcc2.h: Conditionally declare __bswapsi2 and
6257 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
6259 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
6262 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6265 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
6266 (__gthrw_pragma): Provide default definition.
6268 * gthr-posix.c (__gthrw_pragma): Define.
6270 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
6272 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
6273 before declaring inequality.
6275 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
6277 * combine.c (recog_for_combine): Log the success or failure of
6278 matching new insn patterns against the machine description in
6281 2007-07-03 Revital Eres <eres@il.ibm.com>
6283 * ddg.c (print_sccs): New function.
6284 (check_sccs): New function.
6285 (create_ddg_all_sccs): Use it.
6286 * ddg.h (print_sccs): Declare.
6287 * modulo-sched.c (sms_order_nodes): Call print_sccs.
6289 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
6291 * targhooks.h (default_mode_for_suffix): New function declaration.
6292 * targhooks.c (default_mode_for_suffix): New default target hook.
6293 * target.h (struct c): New structure in the targetm struct.
6294 (mode_for_suffix): New target hook as part of struct c.
6295 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
6296 default_mode_for_suffix.
6297 (TARGET_C): New define.
6298 * c-lex.c: Include "target.h".
6299 (interpret_float): Use targetm.c.mode_for_suffix to determine
6300 the mode for a given non-standard suffix.
6301 Makefile.in (c-lex.o): Depend on $(TARGET_H).
6303 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
6304 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
6306 * doc/extend.texi (Floating Types): New node. Document __float80 and
6307 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
6309 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6312 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
6313 predicate instead of target_operand.
6314 (divsi3_i1_media, divsi3_media_2): Likewise.
6316 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
6318 * tree.h (alias_sets_might_conflict_p): Rename into
6319 alias_sets_must_conflict_p.
6320 * alias.c (alias_sets_might_conflict_p): Likewise.
6321 (alias_sets_conflict_p): Use it.
6322 (objects_must_conflict_p): Likewise.
6323 * c-common.c (strict_aliasing_warning): Adjust.
6325 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6327 * rtlhooks.c (gen_lowpart_if_possible): Check for
6328 invalid subreg before calling gen_lowpart_SUBREG.
6330 2007-07-02 Geoffrey Keating <geoffk@apple.com>
6332 * config/darwin9.h: Add copyright notice.
6333 (LINK_COMMAND_SPEC): Add comment.
6334 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
6335 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
6336 DARWIN_LIBSYSTEM_HAS_UNWIND.
6338 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6341 * omp-low.c (check_combined_parallel): New function.
6342 (lower_omp_parallel): Call it via walk_stmts, set
6343 OMP_PARALLEL_COMBINED if appropriate.
6344 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
6345 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
6346 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
6347 don't consider it as combined parallel.
6349 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6351 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6352 (gcc_tooldir): Likewise.
6353 * configure: Regenerate.
6354 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6355 old configure.ac gcc_tooldir setting.
6356 (prefix_to_exec_prefix): New variable.
6357 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6358 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6360 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
6362 Fix PR tree-optimization/32583
6363 Fix PR tree-optimization/32584
6364 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
6365 (phi_translate_set): Use phi_translate directly now.
6366 (make_values_for_stmt): Don't value number RHS if we already know
6369 2007-07-02 Steve Ellcey <sje@cup.hp.com>
6370 Jim Wilson <wilson@specifix.com>
6373 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
6376 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
6377 Richard Sandiford <richard@codesourcery.com>
6378 Nigel Stephens <nigel@mips.com>
6380 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
6381 (mips16e_output_save_restore): Declare.
6382 (mips16e_save_restore_pattern_p): Likewise.
6383 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
6384 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
6385 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
6386 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
6387 (BITSET_P): New global macro, extracted from...
6388 (mips_for_each_saved_reg): ...here.
6389 (mips16e_save_restore_info): New struct.
6390 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
6391 (mips16e_save_restore_regs): New variable.
6392 (mips_split_plus, mips16e_find_first_register): New functions.
6393 (mips16e_mask_registers): New function.
6394 (compute_frame_size): Expand the commentary before the function.
6395 Enforce the MIPS16e save and restore register range restrictions.
6396 Pad the general register save area at the low end.
6397 (mips16e_save_restore_reg, mips16e_build_save_restore)
6398 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
6399 (mips16e_output_save_restore, mips16e_collect_propagate_value)
6400 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
6402 (mips_expand_prologue, mips_expand_epilogue): Handle
6403 GENERATE_MIPS16E_SAVE_RESTORE.
6404 * config/mips/mips.md (*mips16e_save_restore): New pattern.
6406 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
6408 PR tree-optimization/31966
6409 PR tree-optimization/32533
6410 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
6411 "basic_block" description as its third argument. Update function
6412 calls to get destination bb from "edge" argument. Save "cond" into
6413 aux field of the edge. Update prototype for changed arguments.
6414 (if_convertible_loop_p): Clear aux field of incoming edges if bb
6416 (find_phi_replacement_condition): Operate on incoming edges, not
6417 on predecessor blocks. If there is a condition saved in the
6418 incoming edge aux field, AND it with incoming bb predicate.
6419 Return source bb of the first edge.
6420 (clean_predicate_lists): Clean aux field of outgoing node edges.
6421 (tree_if_conversion): Do not initialize cond variable. Move
6422 variable declaration into the loop.
6423 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
6424 initializations of new_stmt, arg0 and arg1 variables.
6426 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6428 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
6429 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
6431 2007-07-02 Richard Guenther <rguenther@suse.de>
6433 * tree-ssa.c (useless_type_conversion_p): Document
6434 future intent as defining the middle-end type system.
6435 Re-structure to call langhook last, group by type class,
6436 mark questionable parts.
6438 2007-07-02 Richard Guenther <rguenther@suse.de>
6440 * tree-flow.h (types_compatible_p): Declare.
6441 * tree-ssa.c (types_compatible_p): New function.
6442 * ipa-type-escape.c (discover_unique_type): Use
6443 types_compatible_p instead of lang_hooks.types_compatible_p.
6444 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
6445 * tree-vn.c (expressions_equal_p): Likewise.
6446 * tree.c (fields_compatible_p): Likewise.
6447 * tree-ssa-dom.c (avail_expr_eq): Likewise.
6448 (cprop_operand): Use useless_type_conversion_p instead of
6449 lang_hooks.types_compatible_p.
6450 * tree-inline.c (setup_one_parameter): Likewise.
6451 (declare_return_variable): Likewise.
6452 * tree-nrv.c (tree_nrv): Likewise.
6453 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6454 (maybe_fold_offset_to_component_ref): Likewise.
6455 (maybe_fold_offset_to_reference): Likewise.
6456 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6457 (merge_alias_info): Likewise.
6458 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
6459 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
6460 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
6461 * tree-tailcall.c (find_tail_calls): Likewise.
6462 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
6463 * gimplify.c (canonicalize_addr_expr): Likewise.
6464 (fold_indirect_ref_rhs): Likewise.
6465 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
6466 (cpt_same_type): Likewise.
6467 (check_pointer_types_r): Swap parameters to cpt_same_type
6469 * fold-const.c (fold_convert): Revert fix for PR15988.
6470 * tree-inline.c (setup_one_parameter): Instead fix it here by
6471 using fold_build1 instead of fold_convert and checking for
6472 error_mark_node. Convert only if the conversion is necessary.
6474 2007-07-02 Joseph Myers <joseph@codesourcery.com>
6476 * configure.ac: Check for .gnu_attribute on Power.
6477 * configure: Regenerate.
6478 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
6479 attribute for floating-point ABI.
6481 2007-07-02 Ira Rosen <irar@il.ibm.com>
6483 PR tree-optimization/32230
6484 PR tree-optimization/32477
6485 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
6486 address is a constant.
6488 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6490 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
6491 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
6492 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
6493 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
6494 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
6495 64-bit targets. Add support for *-elfoabi*.
6496 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
6497 different settings if $(tm_defines) does not select the EABI.
6498 (MULTILIB_EXCLUSIONS): Define in those circumstances.
6499 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
6500 (MIPS_ARCH_OPTION_SPEC): Likewise.
6501 (MIPS_ISA_LEVEL_SPEC): Likewise.
6502 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
6503 * config/mips/elfoabi.h: New file.
6505 2007-07-02 Richard Guenther <rguenther@suse.de>
6507 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
6508 (useless_type_conversion_p): ... this.
6509 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
6510 (useless_type_conversion_p): ... this.
6511 * builtins.c (fold_builtin_memory_op): Rename
6512 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
6513 * tree-cfg.c (verify_expr): Likewise.
6514 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
6515 * tree-ssa-ccp.c (ccp_fold): Likewise.
6516 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6517 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
6518 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
6519 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
6520 * tree-ssa-pre.c (eliminate): Likewise.
6521 * tree-ssa.c (delete_tree_ssa): Likewise.
6522 (tree_ssa_useless_type_conversion): Likewise.
6523 * tree.c (build2_stat): Likewise.
6525 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
6527 Fix PR tree-optimization/32571
6528 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
6531 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
6533 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
6534 and other expected operations explicitly, change default to
6537 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6539 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
6541 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
6542 (tls_load_dot_plus_eight): Move the label number into the unspec.
6543 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
6545 2007-07-01 Andreas Schwab <schwab@suse.de>
6547 * dwarf2out.c (initial_return_save): Define only if used.
6549 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
6551 Unreverting Richard's Revert of:
6553 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6555 * dce.c (deletable_insn_p_1): New function, split out from...
6556 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6557 specially, not those inside PARALLELs. Remove BODY argument
6558 and adjust recursive call accordingly.
6559 (prescan_insns_for_dce): Update call to delete_insn_p.
6561 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
6562 Revital Eres <eres@il.ibm.com>
6564 * ddg.c (create_ddg_all_sccs): Fix missed
6565 initialization of scc_nodes.
6567 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
6570 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
6571 X + ~X to 1 only for INTEGRAL_TYPE_P type.
6573 2007-06-30 Joseph Myers <joseph@codesourcery.com>
6575 * configure.ac: Check for .gnu_attribute on MIPS.
6576 * configure, config.in: Regenerate.
6577 * config/mips/mips.c (mips_file_start): If supported, output
6578 attribute for floating-point ABI.
6580 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
6583 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
6584 (ffs_cmove): New expander to expand using ctz pattern.
6585 (*ffs_cmove): Remove pattern.
6586 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
6587 (ffsdi2): Expand using ctz pattern.
6588 (*ffs_rex64): Remove pattern.
6590 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6592 PR rtl-optimization/32296
6593 * pa.md (return): Delete pattern.
6594 (return_internal): Remove "(const_int 1)" from pattern.
6595 (epilogue): Use return_internal pattern for trivial returns.
6596 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
6597 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
6599 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6601 * tree-ssa-pre.c (is_exception_related): New function
6602 (can_value_number_operation): Use it.
6604 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6606 Fix PR tree-optimization/32540
6607 Fix PR tree-optimization/31651
6609 * tree-ssa-sccvn.c: New file.
6611 * tree-ssa-sccvn.h: Ditto.
6613 * tree-vn.c: Include tree-ssa-sccvn.h
6614 (val_expr_paid_d): Removed.
6615 (value_table): Ditto.
6616 (vn_compute): Ditto.
6617 (val_expr_pair_hash): Ditto.
6618 (val_expr_pair_expr_eq): Ditto.
6619 (copy_vuses_from_stmt): Ditto.
6622 (shared_vuses_from_stmt): Ditto.
6623 (print_creation_to_file): Moved up.
6624 (sort_vuses): Ditto.
6625 (sort_vuses_heap): Ditto.
6626 (set_value_handle): Make non-static.
6627 (make_value_handle): Ditto.
6628 (vn_add): Rewritten to use sccvn lookups.
6629 (vn_add_with_vuses): Ditto.
6630 (vn_lookup): Ditto (and second argument removed).
6631 (vn_lookup_with_vuses): Ditto.
6632 (vn_lookup_or_add): Ditto (and second argument removed);
6633 (vn_lookup_or_add_with_vuses): Ditto.
6634 (vn_lookup_with_stmt): New.
6635 (vn_lookup_or_add_with_stmt): Ditto.
6636 (create_value_handle_for_expr): Ditto.
6638 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
6639 (seen_during_translate): New function.
6640 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
6641 (phi_trans_add): Ditto.
6642 (constant_expr_p): FIELD_DECL is always constant.
6643 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
6644 Use constant_expr_p.
6645 Avoid infinite recursion on mutually valued expressions.
6646 Change callers of vn_lookup_or_add.
6647 (phi_translate): New function.
6648 (compute_antic_safe): Allow phi nodes.
6649 (create_component_ref_by_pieces): Update for FIELD_DECL change.
6650 (find_or_generate_expression): Rewrite slightly.
6651 (create_expression_by_pieces): Updated for vn_lookup_or_add
6653 Update VN_INFO for new names.
6654 (insert_into_preds_of_block): Update for new names.
6655 (add_to_exp_gen): New function.
6656 (add_to_sets): Use vn_lookup_or_add_with_stmt.
6657 (find_existing_value_expr): Rewrite to changed vn_lookup.
6658 (create_value_expr_from): Ditto, and use add_to_exp_gen.
6659 (try_look_through_load): Removed.
6660 (try_combine_conversion): Ditto.
6661 (get_sccvn_value): New function.
6662 (make_values_for_phi): Ditto.
6663 (make_values_for_stmt): Ditto.
6664 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
6666 (init_pre): Update for SCCVN changes.
6668 (execute_pre): Ditto.
6670 * tree-flow.h (make_value_handle): Declare.
6671 (set_value_handle): Ditto.
6672 (sort_vuses_heap): Ditto.
6673 (vn_lookup_or_add_with_stmt): Ditto.
6674 (vn_lookup_with_stmt): Ditto.
6675 (vn_compute): Remove.
6678 (vn_lookup): Update arguments.
6680 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
6682 (tree-ssa-sccvn.o): New.
6683 (OBJS-common): Add tree-ssa-sccvn.o
6685 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6688 * c-typeck.c (build_external_ref): Don't mark as used if called
6690 * calls.c (rtx_for_function_call): Likewise.
6692 2007-06-30 Richard Sandiford <richard@codesourcery.com>
6696 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6698 * dce.c (deletable_insn_p_1): New function, split out from...
6699 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6700 specially, not those inside PARALLELs. Remove BODY argument
6701 and adjust recursive call accordingly.
6702 (prescan_insns_for_dce): Update call to delete_insn_p.
6704 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
6706 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
6707 (try_combine): Move potential calls to undo_all() so they happen
6708 before we commit to using the combined insns.
6710 2006-06-30 Jan Hubicka <jh@suse.cz>
6712 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
6715 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
6717 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
6718 (cgraph_remove_unreachable_nodes): Likewise.
6719 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
6720 * ipa-inline.c (update_caller_keys): Cast according to the coding
6722 (cgraph_decide_recursive_inlining): Likewise.
6723 (cgraph_decide_inlining_of_small_function): Likewise.
6724 (try_inline): Likewise.
6725 (cgraph_decide_inlining_incrementally): Likewise.
6726 * ipa-pure-const.c (get_function_state): Likewise.
6727 (scan_function): Likewise.
6728 (analyze_function): Likewise.
6729 (static_execute): Likewise.
6730 * ipa-reference.c (scan_for_static_refs): Likewise.
6731 (merge_callee_local_info): Likewise.
6732 (analyze_function): Use type safe memory macros.
6733 (static_execute): Likewise. Cast according to the coding conventions.
6734 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
6736 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
6738 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
6739 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
6742 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6745 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
6746 for complex modes (both int and real).
6748 2007-06-29 Jan Hubicka <jh@suse.cz>
6750 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
6752 2007-06-29 Jan Hubicka <jh@suse.cz>
6755 * cse.c (cse_insn): Avoid invalid sharing in between register note and
6758 2007-06-29 Anatoly Sokolov <aesok@post.ru>
6761 * config/avr/avr.c: Include dataflow header file.
6762 (expand_prologue): Adjust for prologue insn change.
6763 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
6766 2007-06-29 Richard Guenther <rguenther@suse.de>
6769 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
6770 during type verification.
6772 2007-06-29 Jan Hubicka <jh@suse.cz>
6774 * recog.c (validate_change_rtx_1): Unshare TO argument.
6776 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
6778 PR tree-optimization/24659
6779 * tree-vect-transform.c (vectorizable_call): Handle
6780 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6782 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
6783 * config/i386/i386.c (enum ix86_builtins)
6784 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
6785 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
6787 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
6788 const using def_builtin_const.
6789 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
6790 input operands in the same modes as the result.
6791 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
6793 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
6795 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
6796 (df_set_dead_notes_for_mw): Likewise.
6798 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
6800 * c-common.c (pointer_int_sum): Do the negation in sizetype.
6802 2007-06-28 DJ Delorie <dj@redhat.com>
6804 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
6806 2007-06-28 Geoffrey Keating <geoffk@apple.com>
6808 * doc/invoke.texi (C++ Dialect Options): Document
6809 fvisibility-ms-compat.
6810 * c.opt (fvisibility-ms-compat): New.
6812 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6815 * tree-affine.c (aff_combination_add_elt): Handle
6816 pointer addition specially.
6818 2007-06-28 Jakub Jelinek <jakub@redhat.com>
6820 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
6821 decl is non-external for AIX ABI.
6823 2007-06-28 David Edelsohn <edelsohn@gnu.org>
6825 * config/rs6000/predicates.md (current_file_function_operand):
6826 Ensure the symbol is non-external for AIX ABI.
6828 2007-06-28 Nick Clifton <nickc@redhat.com>
6830 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
6831 (fdce, fdse, fpredictive-commoning): Likewise.
6833 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6836 * gcc.c (process_command): Recognize the new -static-libgfortran
6839 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
6842 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
6843 Use a call clobbered hard reg instead of a pseudo reg.
6845 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6847 * config/sh/sh.md (load_gbr): Use correct operand constraint.
6849 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6852 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
6853 REG_LIBCALL and REG_RETVAL notes.
6854 (divsi3, mulsi3): Likewise.
6855 (mulhisi3): Likewise. Use emit_libcall_block.
6856 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
6858 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
6860 PR rtl-optimization/32481
6861 * combine.c (adjust_for_new_dest): Rescan the changed insn.
6863 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6865 * dce.c (deletable_insn_p_1): New function, split out from...
6866 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6867 specially, not those inside PARALLELs. Remove BODY argument
6868 and adjust recursive call accordingly.
6869 (prescan_insns_for_dce): Update call to delete_insn_p.
6871 2007-06-27 Richard Guenther <rguenther@suse.de>
6874 * tree.h (fold_convertible_p): Declare.
6875 * fold-const.c (fold_convertible_p): New function.
6876 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
6877 instead of lang_hooks.types_compatible_p.
6879 2007-06-26 Jan Hubicka <jh@suse.cz>
6881 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
6882 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
6883 early use validate_unshare_change.
6884 (reload_combine): Likewise.
6885 * recog.c (change_t): New field unshare.
6886 (validate_change_1): Rename from validate_change; add argument unshare.
6887 (validate_change): Turn into wrapper of validate_change_1; update
6888 prototype for bools.
6889 (validate_unshare_change): New.
6890 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
6891 calls of df_insn_rescan.
6892 * recog.h (validate_change): Replace ints by bools.
6893 (validate_unshare_change): Declare.
6895 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6897 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
6899 2007-06-26 Steve Ellcey <sje@cup.hp.com>
6901 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
6903 2007-06-25 Jan Hubicka <jh@suse.cz>
6905 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
6907 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
6908 cgraph_decide_inlining_incrementally): Move uninlinability checks to
6909 places other call site specific checks are performed.
6911 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6914 * tree-vect-transform.c (vectorizable_operation): Convert
6915 POINTER_PLUS_EXPR over to PLUS_EXPR.
6917 2007-06-25 Chao-ying Fu <fu@mips.com>
6919 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
6920 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
6921 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6922 Document GET_MODE_IBIT, and GET_MODE_FBIT.
6924 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
6925 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6926 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
6927 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
6928 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
6929 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
6930 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
6931 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
6932 ALL_FIXED_POINT_MODE_P): New define.
6933 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6935 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
6937 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
6938 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6939 MODE_VECTOR_UACCUM): New mode classes.
6941 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
6942 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
6943 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
6946 * genmodes.c (struct mode_data): Add ibit and fbit fields.
6947 (blank_mode): Initialize ibit and fbit.
6948 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
6949 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6951 (new_adjust): Change required_class to required_class_from and
6952 required_class_to for testing within a range.
6953 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6954 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6956 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
6957 (make_fixed_point_mode): New.
6958 (_ADD_ADJUST): Change C to C1 and C2.
6959 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
6960 use a range for machine classes.
6961 (ADJUST_IBIT, ADJUST_FBIT): New.
6962 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
6964 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6965 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6966 Emit adjustment for ibit and fbit.
6967 (emit_mode_ibit, emit_mode_fbit): New.
6968 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
6970 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
6972 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
6973 as the source of the set.
6975 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
6977 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
6978 FP_REGNO_P): Use IN_RANGE.
6979 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
6980 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
6981 (DATA_REG_P): Use DATA_REGNO_P.
6982 (FP_REG_P): Use FP_REGNO_P.
6983 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
6984 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
6985 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
6987 2007-06-24 Jan Hubicka <jh@suse.cz>
6990 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
6992 2007-06-24 Sebastian Pop <sebpop@gmail.com>
6995 * fold-const.c (fold_binary): Strip nops of operand 0
6996 of BIT_NOT_EXPR before calling operand_equal_p.
6997 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
6998 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
7000 2007-06-23 Mark Mitchell <mark@codesourcery.com>
7002 * doc/extend.texi: Document that dllimport and dllexport imply
7004 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
7005 imported or exported declaration, including type declarations.
7006 * c-common.c (handle_visibility_attribute): Check for conflicts
7007 with dllimport/dllexport.
7008 (c_determine_visibility): Handle dllimport/dllexport as an
7009 explicit visibility atttribute.
7011 2007-06-23 Richard Guenther <rguenther@suse.de>
7013 PR tree-optimization/16876
7015 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
7017 * tree-inline.c (initialize_inlined_parameters): Do not call
7018 lang_hooks.tree_inlining.convert_parm_for_inlining.
7019 * cgraphbuild.c (initialize_inline_failed): Set inline failed
7020 reason for mismatched types.
7021 * gimplify.c (gimplify_call_expr): Verify the call expression
7022 arguments match the called function type signature. Otherwise
7023 mark the call expression to be not considered for inlining
7024 using CALL_CANNOT_INLINE_P flag.
7025 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
7026 edges call expression.
7027 (cgraph_decide_inlining_of_small_function): Likewise.
7028 (cgraph_decide_inlining): Likewise.
7029 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
7031 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
7032 * c-typeck.c (c_convert_parm_for_inlining): Remove.
7033 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
7035 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
7036 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
7038 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7039 convert_parm_for_inlining member.
7041 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
7044 * arm.md (negscc): Match the correct operand for optimized LT0 test.
7045 Remove optimization for GT.
7047 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
7050 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
7052 (prescan_insns_for_dce): Add extra parameter.
7054 2007-06-23 Jan Hubicka <jh@suse.cz>
7057 * gimplify.c (mark_addressable): New function.
7058 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
7060 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7063 * expr.c (store_constructor): Do not clobber non-zeroed memory.
7065 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7068 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
7069 moves between MMX/SSE registers to at least 8 units to prevent
7070 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
7072 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7074 * config/i386/i386.c (override_options): Correct x86_sahf
7077 2007-06-21 David Daney <ddaney@avtrex.com>
7080 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
7081 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
7082 (exception_receiver): Renamed to ...
7083 (nonlocal_goto_receiver): ... this.
7085 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
7087 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
7088 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
7089 partial register accesses.
7091 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
7093 * fold-const.c (debug_fold_checksum): Move it under
7094 ENABLE_FOLD_CHECKING.
7096 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7099 * tree.h (debug_fold_checksum): Declared.
7100 * fold-const.c (build_fold_addr_expr_with_type_1): New.
7101 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
7102 build_fold_addr_expr_with_type_1.
7103 (fold_addr_expr, debug_fold_checksum): New.
7104 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
7105 (fold_unary, fold_comparison, split_address_to_core_and_offset):
7108 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7110 PR tree-optimization/19590
7111 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
7112 of scev is a constant.
7113 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
7115 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7117 * df-problems.c (df_note_bb_compute): Made computation of live
7118 info consistent with df_lr.
7120 2007-06-21 Richard Guenther <rguenther@suse.de>
7122 PR tree-optimization/32453
7123 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
7124 for pointer anti-range.
7126 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
7128 * config/i386/i386.c (processor_target_table): Increase maximum
7129 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
7132 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
7133 byte alignment if > 8 byte alignment is preferred.
7134 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7136 2007-06-21 Jakub Jelinek <jakub@redhat.com>
7138 PR tree-optimization/31866
7139 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
7140 if ASM_EXPR's input is not a SSA_NAME.
7143 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
7144 but decl is a global var, instead return decl.
7145 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
7146 even for is_global_var decls, if they are private in some outer
7149 2007-06-21 Richard Guenther <rguenther@suse.de>
7151 PR tree-optimization/32451
7152 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
7154 2007-06-21 Christian Bruel <christian.bruel@st.com>
7156 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
7157 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
7158 (push_regs): Changed saving order or banked registers.
7159 (sh_expand_epilogue): Likewise.
7160 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
7161 (FIRST_BANKED_REG): Likewise.
7162 (LAST_BANKED_REG): Likewise.
7163 * config/sh/sh.md (banked) New attribute.
7164 (in_delay_slot): Check banked attribute.
7166 2007-06-20 Sebastian Pop <sebpop@gmail.com>
7168 PR tree-optimization/32075
7169 * tree-data-ref.c (subscript_dependence_tester_1,
7170 analyze_miv_subscript, analyze_overlapping_iterations,
7171 add_distance_for_zero_overlaps, build_classic_dist_vector,
7172 subscript_dependence_tester_1, analyze_overlapping_iterations,
7173 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
7174 compute_affine_dependence, compute_all_dependences): Pass loop_nest
7175 to evolution_function_is_affine_multivariate_p.
7177 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7179 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
7181 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
7184 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
7186 * config/m32c/prologue.md (epilogue_exitd_16): New.
7187 (epilogue_reit_16): New.
7188 (epilogue_exitd): Rename to epilogue_exitd_24.
7189 (epilogue_reit): Rename to epilogue_reit_24.
7191 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
7192 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7194 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
7196 * haifa-sched.c (queue_to_ready): Don't requeue next insn
7197 if dbg_cnt (sched_insn) reaches the limit.
7198 (choose_ready): New parameter INSN_PTR and new return value.
7199 (schedule_block): Handle dbg_cnt (sched_insn). Handle
7200 the new return value from choose_ready.
7201 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
7202 (rest_of_handle_global_alloc): New global_alloc_at_func.
7204 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
7206 PR tree-optimization/25737
7207 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
7208 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
7209 * tree-flow.h (struct fieldoff): Add new field alias_set.
7210 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
7211 argument addressable_type. Set alias_set of fieldoff.
7212 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
7213 (create_overlap_variables_for): Pass alias_set from fieldoff to
7215 * alias.c (get_alias_set): Use alias_set from SFT if set.
7217 2007-06-20 Hui-May Chang <hm.chang@apple.com>
7219 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
7220 of a variable as an unsigned HOST_WIDE_INT integer.
7222 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
7224 PR rtl-optimization/32405
7225 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
7227 2007-06-20 Jakub Jelinek <jakub@redhat.com>
7229 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
7232 * builtins.c: Include diagnostic.h.
7233 (expand_builtin_expect): Make gcc_assert more permissive.
7234 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
7237 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
7241 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
7242 if ACCUMULATE_OUTGOING_ARGS.
7244 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7246 * config/m68hc11/m68hc11.c: Include dataflow header file.
7247 (m68hc11_reorg): Port to dataflow.
7249 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7251 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
7252 (struct df_problem.free_blocks_on_set_blocks): New field.
7253 (struct dataflow.optional_p): New field.
7254 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7255 (df_live_set_all_dirty): New function.
7256 * df-scan.c (df_scan_alloc): Initialize optional_p.
7257 (problem_SCAN): Initialize free_blocks_on_set_blocks.
7258 * df-core.c (df_set_blocks): Removed use of
7259 DF_FIRST_OPTIONAL_PROBLEM. Now uses
7260 df_problem.free_blocks_on_set_blocks to determine which blocks are
7262 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
7263 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
7264 uses dataflow.optional_p to determine if problem should be
7266 (rest_of_handle_df_initialize): Only start live problem if
7268 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7269 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
7270 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
7271 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
7272 problem_NOTE): Initialize free_blocks_on_set_blocks.
7273 (df_lr_bb_local_compute): Recompute luids if df_live problem is
7275 (df_live_set_all_dirty, df_note_alloc): New function.
7276 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
7278 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
7279 * postreload.c (reload_combine): Ditto.
7280 * cse.c (cse_extended_basic_block): Ditto.
7281 * regmove.c (mark_flags_life_zones): Ditto.
7282 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
7283 erase_matching_seqs): Ditto.
7284 * bt-load.c (compute_defs_uses_and_gen): Ditto.
7285 * integrate (allocate_initial_values): Ditto.
7286 * combine.c (reg_dead_at_p): Ditto.
7287 * resource.c (mark_target_live_regs): Ditto.
7288 * sched-rgn.c (check_live_1, update_live_1): Ditto.
7289 * config/sh/sh.c (find_r0_life_regions): Ditto.
7290 * global.c (rest_of_handle_global_alloc): Only add back df_live
7292 * local-alloc.c (rest_of_handle_local_alloc): Only remove
7294 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
7296 (if_convert): Make sure df_live is there at -O == 1.
7297 (pass_if_after_combine): Cleanup flags.
7298 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
7299 is there at -O == 1.
7301 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
7303 * config/arm/arm.c (arm_get_frame_offsets): Set
7304 offsets->locals_base to avoid negative stack size.
7305 (thumb1_expand_prologue): Assert on negative stack size.
7307 2007-06-19 Sebastian Pop <sebpop@gmail.com>
7309 PR tree-optimization/32367
7310 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
7311 of the chrec has no evolution in that loop.
7312 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
7314 2007-06-19 Bob Wilson <bob.wilson@acm.org>
7316 * config/xtensa/xtensa.c: Include "df.h".
7317 (xtensa_builtin_saveregs): Use adjust_address instead of
7319 (xtensa_va_start): Invoke make_tree with sizetype for
7320 expand_builtin_saveregs and then convert the result to a pointer.
7321 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
7322 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
7323 Subtract argument size from index value as integers and then use
7324 POINTER_PLUS_EXPR to add the result to the array address.
7326 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7329 * config/m32c/m32c.c: Include dataflow header file.
7330 (m32c_emit_prologue): Adjust for prologue insn change.
7331 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
7332 once inside a PARALLEL. Assume frame size passed in operand 0
7333 includes space to save the fb register.
7334 (prologue_enter_24): Likewise.
7335 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
7337 2007-06-19 David Daney <ddaney@avtrex.com
7340 * config/mips/mips.md (cprestore): Mark $gp as used.
7342 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7345 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
7346 (frv_ifcvt_modify_insn): Likewise.
7348 2007-06-19 Richard Guenther <rguenther@suse.de>
7350 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
7351 only handle positive offsets that fit in a HOST_WIDE_INT.
7353 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
7355 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
7356 result of rsqrt insn for zero input argument to avoid NaN.
7358 2007-06-19 Richard Guenther <rguenther@suse.de>
7361 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
7363 2007-06-19 Jakub Jelinek <jakub@redhat.com>
7365 PR tree-optimization/32353
7366 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
7368 2007-06-19 Nick Clifton <nickc@redhat.com>
7370 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
7372 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7375 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
7376 * config/i386/i386.c (assign_386_stack_local): Assert that
7377 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
7378 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
7379 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
7380 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
7382 2007-06-18 Steve Ellcey <sje@cup.hp.com>
7384 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
7386 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
7388 PR rtl-optimization/32321
7389 * gcse.c (replace_store_insn): Update the note before
7390 calling emit_insn_after.
7392 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7395 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
7397 * df-problems.c (df_note_bb_compute): Fix dumping info.
7399 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
7401 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
7402 insn with emit_jump_insn.
7404 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7406 PR tree-optimization/32383
7407 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
7408 * targhooks.h (default_builtin_reciprocal): Update prototype.
7409 * target.h (struct gcc_target): Update builtin_reciprocal.
7410 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
7411 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
7412 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
7413 when fndecl is in BUILT_IN_MD class.
7414 (execute_convert_to_rsqrt): Ditto.
7416 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
7417 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
7418 Convert BUILT_IN_SQRTF code only when md_fn is false.
7420 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
7422 * bt-load.c (move_btr_def): Fix the order of arguments
7423 to validate_replace_rtx.
7425 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
7427 * config/m68k/m68k-devices.def: Add 54450..54455.
7429 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
7431 PR rtl-optimization/32366
7432 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
7433 FLOAT_EXTEND]: Prevent non-scalar modes from entering
7436 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
7439 * modulo-sched (generate_reg_moves): Added rescan parameter and if
7440 this is true, rescan insn being modified.
7441 (sms_schedule): Added rescan parameter.
7442 (rest_of_handle_sms): Moved freeing of dominance info to before
7443 getting out of cfg_layout.
7445 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
7447 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
7448 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
7451 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
7452 FL_CF_EMAC from the entry for isac.
7454 * config/m68k/predicates.md (const_call_operand): Adjust comment.
7455 (const_sibcall_operand): New.
7456 (sibcall_operand): Use it.
7457 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
7458 (m68k_isas): ISAC does not imply FPU or EMAC.
7459 (override_options): Add ISA_C logic for symbolic jump & call.
7461 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
7463 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
7464 return mode from the builtin itself.
7465 (sparc_fold_builtin): Fix cast of zero constant.
7467 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
7469 * targhooks.c (default_builtin_reciprocal): New default target hook.
7470 * targhooks.h (default_builtin_reciprocal): Add prototype.
7471 * hooks.c (hook_tree_tree_bool_null): Remove hook.
7472 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
7473 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
7474 default_builtin_reciprocal.
7476 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
7479 * hooks.c (hook_tree_tree_bool_null): New hook.
7480 * hooks.h (hook_tree_tree_bool_null): Add prototype.
7481 * tree-pass.h (pass_convert_to_rsqrt): Declare.
7482 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
7483 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
7484 and convert it to reciprocal a*rfunc(b).
7485 (execute_convert_to_rsqrt): New function.
7486 (gate_convert_to_rsqrt): New function.
7487 (pass_convert_to_rsqrt): New pass definition.
7488 * target.h (struct gcc_target): Add builtin_reciprocal.
7489 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
7490 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
7491 TARGET_BUILTIN_RECIPROCAL.
7492 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
7494 * config/i386/i386.h (TARGET_RECIP): New define.
7495 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
7496 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7497 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7498 and not optimizing for size.
7499 (*rcpsf2_sse): New insn pattern.
7500 (*rsqrtsf2_sse): Ditto.
7501 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
7502 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7503 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7504 and not optimizing for size.
7505 (sqrt<mode>2): Expand SFmode operands 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 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
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 (*sse_rsqrtv4sf2): Do not export.
7515 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
7516 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7517 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7518 and not optimizing for size.
7520 * config/i386/i386.opt (mrecip): New option.
7521 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
7522 (ix86_emit_swsqrtsf): Ditto.
7523 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
7524 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
7526 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
7527 ix86_expand_unop1_builtin.
7528 (ix86_emit_swdivsf): New function.
7529 (ix86_emit_swsqrtsf): Ditto.
7530 (ix86_builtin_reciprocal): New function.
7531 (TARGET_BUILTIN_RECIPROCAL): Use it.
7532 (ix86_vectorize_builtin_conversion): Rename from
7533 ix86_builtin_conversion.
7534 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
7535 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
7536 "i386 and x86_64 Options" section.
7537 (Intel 386 and AMD x86_64 Options): Document -mrecip.
7539 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7540 Zdenek Dvorak <dvorakz@suse.cz>
7541 Richard Guenther <rguenther@suse.de>
7542 Kaz Kojima <kkojima@gcc.gnu.org>
7544 * tree-vrp.c (compare_values_warnv): Convert val2 to
7546 (extract_range_from_assert): Create
7547 POINTER_PLUS_EXPR for pointer types.
7548 (extract_range_from_binary_expr): Handle
7549 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
7551 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
7552 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
7553 POINTER_PLUS_EXPR as PLUS_EXPR.
7554 (number_of_iterations_lt_to_ne):
7555 For pointer types, use sizetype when
7556 creating MINUS_EXPR/PLUS_EXPRs.
7557 (assert_loop_rolls_lt): For pointer types, use sizetype when
7558 creating MINUS_EXPR/PLUS_EXPRs.
7559 (number_of_iterations_le): Likewise.
7560 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
7561 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
7562 like PLUS_EXPR and MINUS_EXPR.
7563 * tree-pretty-print.c (dump_generic_node): Handle
7565 (op_prio): Likewise.
7566 (op_symbol_1): Likewise.
7567 * optabs.c (optab_for_tree_code): Likewise.
7568 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
7570 * tree-tailcall.c (process_assignment): Mention
7571 POINTER_PLUS_EXPR in a TODO comment.
7572 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
7573 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
7574 not used with a pointer and an integer type.
7575 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
7576 increment using chrec_convert_rhs instead of chrec_convert.
7577 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
7578 PLUS_EXPR except for the right hand side's type will be
7580 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
7581 (fold_used_pointer_cast): Kill.
7582 (pointer_offset_p): Kill.
7583 (fold_used_pointer): Kill.
7584 (pointer_used_p): Kill.
7585 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
7586 call fold_used_pointer.
7587 (instantiate_parameters_1): Convert the increment
7588 using chrec_convert_rhs instead of chrec_convert.
7589 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
7590 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
7591 instead of PLUS_EXPR.
7592 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
7593 PLUS_EXPR for pointers.
7594 (std_gimplify_va_arg_expr): Likewise.
7595 (fold_builtin_memory_op): Likewise.
7596 (fold_builtin_strstr): Likewise.
7597 (fold_builtin_strchr): Likewise.
7598 (fold_builtin_strrchr): Likewise.
7599 (fold_builtin_strpbrk): Likewise.
7600 (expand_builtin_memory_chk): Likewise.
7601 (fold_builtin_memory_chk): Likewise.
7602 (std_expand_builtin_va_start): Use
7603 sizetype for the call to make_tree and then convert
7604 to the pointer type.
7605 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
7606 instead of PLUS_EXPR for adding to a pointer.
7607 (std_gimplify_va_arg_expr): Use fold_build2 for
7608 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
7609 the operands to sizetype first and then cast the BIT_AND_EXPR
7610 back to the pointer type.
7611 * fold-const.c (build_range_check): Handle pointer types
7613 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
7614 of PLUS_EXPR's. Make sure the offset is converted to
7616 (try_move_mult_to_index): Strip the NOPs from the offset.
7617 Remove code argument and replace all uses with PLUS_EXPR.
7618 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
7619 specially. Don't use a pointer type for MINUS_EXPR.
7620 (fold_unary): Handle for (T1)(X op Y),
7621 only p+ as that is the only as that can be handled for
7622 binary operators now.
7623 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
7625 <case PLUS_EXPR>: Add folding of PTR+INT into
7627 Don't call try_move_mult_to_index.
7628 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
7629 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
7630 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
7631 Don't call try_move_mult_to_index.
7632 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
7633 (tree_expr_nonzero_p): Likewise.
7634 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
7635 of PLUS_EXPR for the complex expression folding.
7636 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
7637 first chrec is a pointer type, then the second should
7638 be sizetype and not the first's type.
7639 For POINTER_PLUS_EXPR, use a different right hand side type.
7640 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7641 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
7642 different right hand side type.
7643 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7644 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
7645 instead of PLUS_EXPR.
7646 When either operand is zero, convert the other operand.
7647 (chrec_apply): Use chrec_convert_rhs
7648 on the argument x instead of chrec_convert.
7649 (reset_evolution_in_loop): For pointer types, the new_evol
7651 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
7652 different right hand side type.
7653 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7654 (chrec_convert_rhs): New function.
7655 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
7656 different right hand side type.
7657 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7658 * tree-chrec.h (chrec_convert_rhs): New prototype.
7659 (build_polynomial_chrec): For pointer types, the right hand
7660 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
7661 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
7662 Remove subtraction case as it is always addition now.
7663 Make sure the offset is converted to sizetype.
7664 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
7665 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
7666 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
7667 PLUS_EXPR in pointer type.
7668 Handle POINTER_PLUS_EXPR.
7669 (tree_to_aff_combination): Likewise.
7670 (force_expr_to_var_cost): Likewise.
7671 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
7672 instead of PLUS_EXPR for pointers.
7673 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
7674 instead of PLUS_EXPR of pointer types.
7675 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
7677 (check_va_list_escapes): Likewise.
7678 (check_all_va_list_escapes): Likewise.
7679 * dwarf2out.c (loc_descriptor_from_tree_1):
7680 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
7681 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
7682 (string_constant): Likewise.
7683 * tree-ssa-address.c (tree_mem_ref_addr): When adding
7684 the offset to the base, use POINTER_PLUS_EXPR.
7685 (add_to_parts): Convert the index to sizetype.
7686 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
7687 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
7688 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
7689 Offset only holds something for PLUS_EXPR.
7690 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
7692 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
7694 (analyze_accesses_for_modify_stmt): Likewise.
7695 Remove comment about the type being integral type as it is
7697 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
7699 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
7701 Correct the type which the artimentic is done in (is now
7704 * tree-data-ref.c (split_constant_offset): Handle
7706 * tree-affine.c (tree_to_aff_combination): Likewise.
7707 * c-typeck.c (build_unary_op): For pointers create the increment
7708 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
7710 * gimplify.c (gimplify_self_mod_expr): Create a
7711 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7712 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
7713 * tree.def (POINTER_PLUS_EXPR): New tree code.
7714 * tree-predcom.c (ref_at_iteration): If we have a pointer
7715 type do the multiplication in sizetype.
7716 * tree-mudflap.c (mf_xform_derefs_1): Create a
7717 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7718 * tree-ssa-forwprop.c
7719 (forward_propagate_addr_into_variable_array_index):
7720 Don't expect there to be a cast for the index as that
7721 does not exist anymore.
7722 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
7723 instead of PLUS_EXPR.
7724 Don't check for the first operand of the POINTER_PLUS_EXPR
7725 was the index as it cannot be.
7726 Call forward_propagate_addr_into_variable_array_index with
7727 the SSA_NAME instead of the statement.
7728 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
7729 (compare_constant): Likewise.
7730 (copy_constant): Likewise.
7731 (compute_reloc_for_constant): Likewise.
7732 (output_addressed_constants): Likewise.
7733 (initializer_constant_valid_p): Likewise.
7734 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
7735 Convert the MIN/MAX of the inner type to the outer
7736 type before comparing them.
7737 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
7738 POINTER_PLUS_EXPR instead of PLUS_EXPR.
7739 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
7740 of PLUS_EXPR for pointers.
7741 * tree-inline.c (estimate_num_insns_1): Handle
7743 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
7744 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7745 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
7746 instead of PLUS_EXPR for the pointer increment statement.
7747 (vect_update_ivs_after_vectorizer): For pointer types, create
7748 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
7749 MULT_EXPR in sizetype.
7750 (vect_gen_niters_for_prolog_loop): Add a cast when creating
7752 * tree-object-size.c (plus_expr_object_size): Handle
7753 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
7754 code which is trying to figure out which side is a pointer and
7756 (check_for_plus_in_loops_1): Likewise.
7757 (check_for_plus_in_loops): Likewise.
7758 * c-common.c (pointer_int_sum): Create a
7759 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7760 * tree-ssa-structalias.c (handle_ptr_arith): Handle
7761 only POINTER_PLUS_EXPR. Removing all the extra
7762 code which is trying to figure out which side is a pointer and
7764 * tree-cfg.c (verify_expr): Add extra checking for pointers and
7765 PLUS_EXPR and MINUS_EXPR.
7766 Also add checking to make sure the operands of POINTER_PLUS_EXPR
7768 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
7769 with make_tree, instead of a pointer type.
7770 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
7771 for pointers instead of PLUS_EXPR.
7772 (s390_gimplify_va_arg): Likewise.
7773 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
7774 instead of PLUS_EXPR when doing addition on pointer
7775 types. Use sizetype for the second operand.
7776 (spu_gimplify_va_arg_expr): Likewise.
7777 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
7778 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
7779 a pointer. Don't create a BIT_AND_EXPR for pointer types.
7780 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
7781 for the pointer addition and also use size_int/sizetype
7783 (ix86_gimplify_va_arg): Likewise.
7784 Perform BIT_AND_EXPR on sizetype arguments.
7785 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
7786 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
7787 for the pointer additions and also use size_int for the offsets.
7788 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
7789 additions and also use size_int for the offsets. Perform
7790 BIT_AND_EXPR on sizetype arguments.
7791 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
7792 POINTER_PLUS_EXPR for pointers and create the
7793 BIT_AND_EXPR in sizetype.
7794 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
7795 instead of PLUS_EXPR for pointer addition.
7796 (rs6000_va_start): Likewise.
7797 Also use sizetype for the offset.
7798 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
7799 as PLUS_EXPR/MINUS_EXPR.
7800 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
7801 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
7802 Don't use BIT_AND_EXPR on a pointer type, convert the
7803 expression to sizetype first.
7804 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
7806 (mips_gimplify_va_arg_expr): Likewise.
7807 Don't create BIT_AND_EXPR in a pointer type.
7809 2007-06-15 Eric Christopher <echristo@apple.com>
7811 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
7812 (x86_64-*-darwin*): Ditto.
7813 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
7816 2007-06-15 Matthew Wilcox <matthew@wil.cx>
7818 * doc/extend.texi: Document behavior of __attribute__((aligned))
7821 2007-06-15 Mark Mitchell <mark@codesourcery.com>
7823 * rtlanal.c (note_stores): Improve documentation.
7825 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
7827 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
7828 LOCAL_LABEL_PREFIX): Delete.
7829 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
7830 (bfin_internal_label): Delete.
7832 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
7834 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
7835 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
7836 otherwise define to LIBGCC2_TF_CEXT.
7837 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
7838 (LIBGCC_TF_CEXT): Ditto.
7841 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
7843 PR rtl-optimization/32339
7844 * df-scan.c (df_uses_record): Don't modify flags but just add to
7845 it for df_ref_record.
7847 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7849 * tree-mudflap.c: Fix whitespace issues.
7851 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
7853 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
7855 2007-06-14 Eric Christopher <echristo@apple.com>
7857 * config/i386/sse.md (movdi_to_sse): Rewrite body.
7858 (movv4sf): Use gcc_unreachable instead of abort.
7860 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7863 * config/i386/sfp-machine.h (CMPtype): New define.
7864 (mach stubs): Use CMPtype instead of int as a return type.
7866 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7868 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
7869 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
7870 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
7871 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
7872 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
7873 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
7874 config/soft-fp/soft-fp.h: Update from glibc CVS.
7876 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
7878 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
7880 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7883 * config/v850/v850.c: Include dataflow header file.
7884 (substitute_ep_register): Fix typo.
7886 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7888 * configure.ac: Fix earlier checkin.
7889 * configure: Regenerated.
7891 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7893 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
7894 * aclocal.m4: Regenerate.
7895 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
7896 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
7897 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
7898 * configure: Regenerate.
7899 * Makefile.in (LOOSE_WARN): Subst loose_warn.
7901 * Makefile.in (quickstrap): Build libgcc too.
7903 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7905 * configure.ac: Add --enable-checking=df. Explicitly mention that
7906 the variables are initialized as for "release".
7907 * df-core.c: Use it.
7908 * configure: Regenerate.
7909 * config.in: Regenerate.
7911 2007-06-14 Bob Wilson <bob.wilson@acm.org>
7913 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
7914 validate_replace_rtx instead of replace_rtx.
7915 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
7917 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
7919 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
7920 (DWARF2_UNWIND_INFO): Override default if configured with
7922 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
7923 (ENDFILE_SPEC): Add crtend.o.
7924 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
7925 (ENDFILE_SPEC): Add crtend.o.
7926 (TARGET_USE_JCR_SECTION): Define.
7927 (MD_UNWIND_SUPPORT): Define for 32-bit target.
7929 * config/i386/cygming-crtbegin.c: New file.
7930 * config/i386/cygming-crtend.c: New file.
7932 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
7934 * config/i386/w32-unwind.h: New file.
7936 2007-06-13 Eric Christopher <echristo@apple.com>
7938 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
7939 the user set a value below STACK_BOUNDARY.
7941 2007-06-13 Thiemo Seufer <ths@networkno.de>
7943 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
7944 imply -lpthread for -pthread.
7946 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7948 * basic-block.h: Remove the prototype for
7949 free_basic_block_vars.
7950 * cfglayout.h: Remove the prototype for
7951 insn_locators_initialize.
7952 * tree.h: Remove the prototype for emit_line_note.
7954 * tree-ssa-pre.c (mergephitemp): Remove.
7955 (init_pre): Don't use mergephitemp.
7957 2007-06-13 Eric Christopher <echristo@apple.com>
7959 * config/i386/i386.c (override_options): If we've specified
7960 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
7962 2007-06-13 Bob Wilson <bob.wilson@acm.org>
7964 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
7967 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7969 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
7970 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
7971 (eh_store_handler): New pattern.
7972 (eh_return): Emit it instead of a plain move.
7974 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
7976 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
7977 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
7978 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
7981 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7983 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
7984 (find_next_insn_start, find_load): New functions.
7985 (bfin_reorg): Use them to deal with the fact that parallel insns are
7986 no longer represented as a SEQUENCE.
7988 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7990 * config/sparc/sparc.c (sparc_override_options): Initialize
7993 2007-06-13 Dave Korn <dave.korn@artimi.com>
7995 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
7998 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8000 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
8001 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
8002 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
8003 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
8004 tree-vect-transform.c: Fix comment typos. Follow spelling
8007 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8009 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
8010 to the exit block use set.
8011 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
8012 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
8013 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
8015 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8017 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
8018 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
8019 to indicate an error.
8020 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
8022 (dbg_cnt_process_opt): Print an error on a bad argument.
8023 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
8024 * common.opt (-fdbg-cnt-list): New.
8025 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
8027 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
8029 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
8030 flag on ref-all pointers.
8032 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8035 * expr.c (expand_expr_addr_expr_1): Call expand_expr
8036 for the offset with the modifier as EXPAND_INITIALIZER
8037 if the modifier is EXPAND_INITIALIZER.
8038 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
8039 a register if we had an overflow.
8041 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8043 * real.c (real_isfinite): New.
8044 (real_sqrt): Use it.
8045 * real.h (real_isfinite): New.
8046 * builtins.c: Use it.
8048 2007-06-12 Ian Lance Taylor <iant@google.com>
8049 Daniel Berlin <dberlin@dberlin.org>
8052 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
8053 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
8054 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
8055 (DECL_NO_TBAA_P): Define.
8056 (struct tree_decl_common): Add no_tbaa_flag field.
8057 * tree-ssa-structalias.c (struct variable_info): Add
8058 no_tbaa_pruning field.
8059 (new_var_info): Initialize no_tbaa_pruning field.
8060 (unify_nodes): Copy no_tbaa_pruning field.
8061 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8062 (dump_solution_for_var): Print no_tbaa_pruning flag.
8063 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
8065 (compute_tbaa_pruning): New static function.
8066 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
8067 Call compute_tbaa_pruning.
8068 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
8069 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8070 * gimple-low.c (lower_stmt): Likewise.
8071 * tree-gimple.c (is_gimple_stmt): Likewise.
8072 * tree-ssa-operands.c (get_expr_operands): Likewise.
8073 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8074 * tree-inline.c (estimate_num_insns_1): Likewise.
8075 (copy_result_decl_to_var): Likewise.
8076 * expr.c (expand_expr_real_1): Likewise.
8077 * tree-pretty-print.c (dump_generic_node): Likewise.
8078 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
8079 * omp-low.c (omp_copy_decl_2): Likewise.
8080 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
8081 * doc/c-tree.texi (Expression trees): Document
8082 CHANGE_DYNAMIC_TYPE_EXPR.
8084 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8086 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
8087 with !HONOR_NANS and !HONOR_INFINITIES.
8088 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
8090 2007-06-12 Tristan Gingold <gingold@adacore.com>
8092 * gcov.c: Comments updated.
8093 (source_info): Add file_time field.
8094 (source_index): New variable.
8095 (mutiple_files): New variable.
8096 (generate_results): New function extracted from process_file.
8097 (process_file): Save and restore chain of functions, generate
8098 results and free structures only if not merging results.
8099 (release_structures): File names are now freed in create_file_names
8100 (create_file_names): Free previous file names.
8101 (find_source): File date is now read here and modifications in
8102 source files is checked here.
8103 (read_graph_file): Only reverse order of functions for the current
8105 (make_gcov_file_name): Do not generate long names if input_name is
8107 (output_lines): If merging results do not display graph, data and
8109 Checking source file modification is done in find_source.
8111 * doc/gcov.texi: Append an s to sourcefile.
8113 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
8115 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
8116 (forced_nop): New pattern.
8117 * config/bfin/bfin.c: Include "df.h".
8118 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
8119 (bfin_discover_loop): Use df_get_live_in instead of
8120 global_live_at_start.
8121 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
8122 df_analyze when done.
8123 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
8124 the insns. Use QImode for the final insn in a bundle. Call
8125 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
8127 (reorder_var_tracking_notes): New function.
8128 (bfin_reorg): Pass no argument to split_all_insns. Don't call
8129 update_life_info. Call df_analyze after scheduling and bundle
8130 generation. Call reorder_var_tracking_notes if generating these
8131 notes. Call df_finish_pass at the end.
8133 2007-06-12 Dirk Mueller <dmueller@suse.de>
8135 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
8136 a comparison, not an assignment.
8138 2007-06-12 Olivier Hainque <hainque@adacore.com>
8140 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
8141 Request walking the subtrees only, leaving the current is_lhs/val_only
8143 (convert_non_local_reference): Likewise.
8145 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
8147 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
8149 2007-06-12 Richard Guenther <rguenther@suse.de>
8151 PR tree-optimization/15353
8152 PR tree-optimization/31657
8153 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
8154 * timevar.def: Add TV_TREE_IFCOMBINE.
8155 * tree-pass.h (pass_tree_ifcombine): Declare.
8156 * tree-ssa-ifcombine.c: New file.
8157 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
8158 * tree-flow.h (blocks_in_phiopt_order): Declare.
8159 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
8160 (tree-ssa-ifcombine.o): New dependencies.
8162 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8164 PR rtl-optimization/32293
8165 * combine.c (simplify_if_then_else): Truncate return from
8166 nonzero_bits() to correct mode.
8168 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8170 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
8171 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
8173 2007-06-11 Diego Novillo <dnovillo@google.com>
8175 * Makefile.in (reload1.o-warn): Remove.
8177 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
8179 * combine.c (subst): Use reg_overlap_mentioned_p
8180 instead of comparing register numbers directly.
8182 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8184 * reload1.c (mark_home_live_1): Use the mode parameter.
8186 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8188 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
8189 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
8193 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
8195 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
8197 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8199 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
8200 from integer registers.
8201 (FP mode splitters): Handle TFmode.
8203 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
8205 * tree-ssa-structalias.c (find_what_p_points_to): Return false
8206 for ref-all pointers that point-to anything.
8208 2007-06-11 Joseph Myers <joseph@codesourcery.com>
8210 * config/arm/arm.c (arm_output_dwarf_dtprel,
8211 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
8213 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
8215 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
8216 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
8219 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
8221 * tree.c (signed_or_unsigned_type_for): New.
8222 (unsigned_type_for): Use signed_or_unsigned_type_for.
8223 (signed_type_for): Use signed_or_unsigned_type_for.
8224 * tree.h (signed_or_unsigned_type_for): New.
8225 (get_signed_or_unsigned_type): Remove.
8226 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
8227 lang_hooks.types.signed_type
8228 (size_diffop): Likewise.
8229 (all_ones_mask_p): Likewise.
8230 (build_range_check): Likewise.
8231 (fold_cond_expr_with_comparison): Likewise.
8232 (fold_cond_expr_with_comparison): Likewise.
8233 (unextend): Likewise.
8234 (extract_muldiv_1): Likewise.
8235 (fold_single_bit_test_into_sign_test): Likewise.
8236 (fold_binary): Likewise.
8237 (fold_ternary): Likewise.
8238 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
8239 instead of get_signed_or_unsigned_type.
8240 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
8241 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8242 * expr.c (signed_or_unsigned_type_for): Use
8243 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
8244 * langhooks.c (get_signed_or_unsigned_type): Remove.
8245 (lhd_signed_or_unsigned_type): Remove.
8246 * langhooks.h (lang_hooks_for_types): Remove signed_type and
8247 signed_or_unsigned_type.
8248 (lhd_signed_or_unsigned_type): Remove.
8249 * expmed.c (make_tree): Use signed_type_for instead of
8250 lang_hooks.types.signed_type.
8251 * c-common.c (same_scalar_type_ignoring_signedness): Use
8252 c_common_signed_type instead of lang_hooks.types.signed_type.
8253 (c_common_unsigned_type): New.
8254 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
8255 (shorten_compare): Use c_common_unsigned_type instead of
8256 c_common_signed_or_unsigned_type.
8257 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
8259 * convert.c (convert_to_integer): Use signed_type_for instead of
8260 lang_hooks.types.signed_type.
8261 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8262 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
8263 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
8264 * c-format.c (check_format_types): Use c_common_unsigned_type
8265 instead of unsigned_type_for.
8266 * c-decl.c (groakdeclarator): Likewise.
8267 * c-typeck.c (convert_for_assignment): Likewise.
8268 * c-common.h (c_common_unsigned_type): New.
8270 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8273 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
8274 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
8276 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8279 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
8280 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
8282 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
8283 Sebastian Pop <sebpop@gmail.com>
8285 * lambda-code.c (remove_iv): New.
8286 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
8288 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
8290 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
8291 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
8292 * tree-ssa-loop-prefetch.c: Include optabs.h.
8293 (FENCE_FOLLOWING_MOVNT): New macro.
8294 (struct mem_ref): Add independent_p and storent_p fields.
8295 (record_ref): Initalize the new fields.
8296 (gather_memory_references_ref): Return true if the reference
8298 (gather_memory_references): Check whether all memory accesses
8299 in loop were recorded.
8300 (should_issue_prefetch_p): Return false for nontemporal stores.
8301 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
8302 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
8303 (determine_loop_nest_reuse): Detect independent memory references.
8304 (loop_prefetch_arrays): Call mark_nontemporal_stores.
8305 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
8306 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
8307 * config/i386/i386.h (x86_mfence): Declare.
8308 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
8309 * config/i386/i386.c (x86_mfence): New variable.
8310 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
8312 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
8313 * optabs.c (init_optabs): Initialize storent_optab.
8314 * optabs.h (enum optab_index): Add OTI_storent.
8315 (storent_optab): Declare.
8316 * genopinit.c (optabs): Add initialization for storent_optab.
8317 * tree.h (MOVE_NONTEMPORAL): New macro.
8318 * expr.c (expand_assignment, store_expr, store_constructor_field,
8319 store_constructor, store_field, expand_expr_real_1): Propagate
8320 nontemporality of the expanded store.
8321 (emit_storent_insn): New function.
8322 * expr.h (expand_assignment, store_expr): Declaration changed.
8323 * function.c (assign_parm_setup_reg): Pass false as nontemporality
8324 to expand_assignment.
8325 * stmt.c (expand_asm_expr): Ditto.
8326 * calls.c (initialize_argument_information): Pass false as
8327 nontemporality to store_expr.
8328 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
8331 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8333 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
8335 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
8337 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8339 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
8340 and allow DECL_P here.
8342 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
8344 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
8345 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
8346 track of the size of the expression.
8347 * cfghooks.c (merge_blocks): Remove block from loops structure only
8348 after call of the merge_blocks hook.
8350 2007-06-09 Tom Tromey <tromey@redhat.com>
8352 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
8353 (deprecated_state): Removed.
8354 (start_decl): Update.
8355 (enum deprecated_states): Moved earlier.
8356 (groktypename): Update.
8357 (push_parm_decl): Likewise.
8358 (grokfield): Likewise.
8359 (start_function): Likewise.
8361 2007-06-09 Ian Lance Taylor <iant@google.com>
8363 PR tree-optimization/32169
8364 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
8365 CONVERT_EXPR, check whether min and max both converted to an
8366 overflow infinity representation.
8368 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
8370 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
8371 not inserted on the edge.
8373 2007-06-08 Bob Wilson <bob.wilson@acm.org>
8375 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
8376 instructions if they are supported.
8377 (__divsi3, __umodsi3, __modsi3): Likewise.
8378 (__ashldi3, __ashrdi3, __lshrdi3): New.
8379 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
8381 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
8382 Tony Linthicum <tony.linthicum@amd.com>
8384 * doc/invoke.texi: Add fvect-cost-model flag.
8385 * common.opt (fvect-cost-model): New flag.
8386 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
8387 cost fields in stmt_vec_info struct for STMT.
8388 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
8389 fields in stmt_vec_info struct and access functions for the same.
8390 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
8391 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
8392 load, store and vector to scalar operation.
8393 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
8394 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
8395 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
8396 (TARG_VEC_STORE_COST): Define cost of vector store.
8397 (vect_estimate_min_profitable_iters): Define new function.
8398 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
8399 check to evaluate if loop iterations are less than minimum profitable
8400 iterations determined by cost model or minimum vect loop bound defined
8401 by user, whichever is more conservative.
8402 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
8403 run-time check to evaluate if loop iterations are less than minimum
8404 profitable iterations determined by cost model or minimum vect loop
8405 bound defined by user, whichever is more conservative.
8406 (vect_estimate_min_profitable_iterations): New function to estimate
8407 mimimimum iterartions required for vector version of loop to be
8408 profitable over scalar version.
8409 (vect_model_reduction_cost): New function.
8410 (vect_model_induction_cost): New function.
8411 (vect_model_simple_cost): New function.
8412 (vect_cost_strided_group_size): New function.
8413 (vect_model_store_cost): New function.
8414 (vect_model_load_cost): New function.
8415 (vectorizable_reduction): Call vect_model_reduction_cost during
8417 (vectorizable_induction): Call vect_model_induction_cost during
8419 (vectorizable_load): Call vect_model_load_cost during analysis phase.
8420 (vectorizable_store): Call vect_model_store_cost during analysis phase.
8421 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
8422 vectorizable_promotion, vectorizable_demotion): Call
8423 vect_model_simple_cost during analysis phase.
8425 2007-06-08 Simon Baldwin <simonb@google.com>
8427 * reg-stack.c (get_true_reg): Readability change. Moved default case
8428 label into direct switch statement scope.
8430 2007-06-08 Simon Baldwin <simonb@google.com>
8432 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
8433 in gcc_assert() with '==' comparison.
8435 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8437 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
8438 TARGET_ABM handling of x86_popcnt variable.
8440 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8442 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
8443 __builtin_copysignq and __builtin_infq built-in functions.
8445 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8447 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
8448 SSE4.2 section. Correct built-in function names in SSE4A section.
8450 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8452 PR tree-optimization/32243
8453 * tree-vect-transform.c (vectorizable_type_promotion): Move check
8454 for ncopies after ratio check between nunits_out and nunits_in.
8455 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
8457 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
8459 PR tree-optimization/32224
8460 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
8461 vectorization upon a non GIMPLE_MODIFY_STMT.
8463 2007-06-08 Christian Bruel <christian.bruel@st.com>
8466 * config/sh/sh.md (doloop_end): New pattern and splitter.
8467 * loop-iv.c (simple_rhs_p): Check for hardware registers.
8469 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
8472 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
8474 (verify_dominators): Do not change dominance tree.
8476 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
8478 * config/sh/constraints.md: New file.
8479 * config/sh/sh.c: Include tm-constrs.h.
8480 (reg_class_from_letter): Remove.
8481 (prepare_cbranch_operands): Use satisfies_constraint_*
8482 function instead of macro.
8483 (andcosts, broken_move, sh_secondary_reload): Likewise.
8484 * config/sh/predicates.md (trapping_target_operand): Likewise.
8485 (and_operand, arith_operand, arith_reg_or_0_operand,
8486 cmp_operand, logical_operand, target_operand,
8487 ua_address_operand, ua_offset, xor_operand): Likewise.
8488 * config/sh/sh.md: Include constraints.md.
8489 (*movsicc_t_false): Use satisfies_constraint_* function
8491 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
8492 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
8493 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
8494 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
8495 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
8496 (REG_CLASS_FROM_CONSTRAINT): Remove.
8497 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
8498 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
8499 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
8500 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
8501 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
8502 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
8503 function instead of macro.
8504 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
8505 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
8506 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
8507 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
8508 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
8509 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
8510 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
8511 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
8512 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
8513 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
8514 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
8515 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
8516 EXTRA_CONSTRAINT_STR): Likewise.
8517 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
8519 2007-06-07 Geoffrey Keating <geoffk@apple.com>
8521 * config/i386/darwin.h (STACK_BOUNDARY): Define.
8523 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
8526 * c-common.h (flag_cpp0x): Replaced by...
8527 (cxx_dialect): ... this new variable specifying the C++ dialect that
8529 * c-common.c (flag_cpp0x): Removed.
8530 (cxx_dialect): Defined.
8531 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
8533 * c-opts.c (c_common_post_options): Likewise.
8534 (set_std_cxx98): Set cxx_dialect to cxx98.
8535 (set_std_cxx0x): Set cxx_dialect to cxx0x.
8537 2007-06-07 Geoffrey Keating <geoffk@apple.com>
8538 Hui-May Chang <hm.chang@apple.com>
8540 * doc/invoke.texi (Darwin Options): Update documentation for
8541 -mmacosx-version-min.
8542 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
8543 * config/darwin-driver.c: New file.
8544 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
8545 * config/t-darwin (darwin-driver.o): New rule.
8547 * config/darwin-c.c (version_as_macro): Ignore low digit.
8549 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
8551 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
8552 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
8553 (CSGNMODE): New mode macro.
8554 (CSGNVMODE): New mode attribute.
8555 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
8556 expander using CSGNMODE mode macro. Handle TFmode.
8557 (copysign<mode>3_const): Rename from copysignsf3_const and
8558 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
8560 (copysign<mode>3_var): Rename from copysignsf3_var and
8561 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
8563 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
8564 mode macro. Handle TFmode.
8565 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
8566 (iortf3, *iortf3): Ditto.
8567 (xortf3, *xortf3): Ditto.
8568 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
8569 TFmode and TImode masks.
8570 (ix86_expand_copysign): Expand TFmode copysign insn.
8571 (IX86_BUILTIN_INFQ): New.
8572 (IX86_BUILTIN_FABSQ): Ditto.
8573 (IX86_BUILTIN_COPYSIGNQ): Ditto.
8574 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
8575 [__builtin_fabsq]: Ditto.
8576 [__builtin_copysignq]: Ditto.
8577 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
8578 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
8579 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
8580 ix86_expand_binop_builtin().
8582 2007-06-07 Bob Wilson <bob.wilson@acm.org>
8584 * config/xtensa/lib1funcs.asm: Clean up whitespace.
8586 2007-06-07 Steve Ellcey <sje@cup.hp.com>
8589 * rtl.h (push_to_sequence2): New.
8590 * emit-rtl.c (push_to_sequence2): New.
8591 * function.c (assign_parm_data_all): Add new fields.
8592 (assign_parm_setup_block): Call push_to_sequence2 instead of
8594 (assign_parm_setup_reg): Ditto.
8595 (assign_parm_setup_stack): Ditto.
8596 (assign_parms_unsplit_complex): Ditto.
8597 (assign_parms): Change field name.
8599 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
8601 PR tree-optimization/32220
8602 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
8603 phi node is reached before defining statement.
8605 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8608 * tree-vect-transform.c (vectorizable_call): Call update_stmt
8609 after changing the right hand side of the assignment.
8611 2007-06-06 Eric Christopher <echristo@apple.com>
8613 * config.gcc (i?86-*-darwin*): Remove arch parameter.
8614 (x86_64-*-darwin*): Ditto.
8615 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
8616 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8618 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8620 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
8622 (add_key): Likewise.
8623 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
8624 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
8626 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
8628 (add_cost_one_coalesce): Likewise.
8629 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
8630 variable names. Rename orig to orig_name for consistency.
8631 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
8633 (cprop_into_successor_phis): Avoid using C++ keywords as variable
8635 (record_equivalences_from_stmt): Likewise.
8636 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
8637 the coding conventions.
8638 (memory_ssa_name_same): Likewise.
8639 (dse_optimize_stmt): Likewise.
8640 (dse_record_phis): Likewise.
8641 (dse_finalize_block): Likewise.
8642 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
8643 keywords as variable names.
8644 (may_move_till): Cast according to the coding conventions.
8645 (force_move_till_expr): Avoid using C++ keywords as variable names.
8646 (force_move_till): Cast according to the coding conventions.
8647 (memref_hash): Likewise.
8648 (memref_eq): Likewise.
8649 (gather_mem_refs_stmt): Likewise.
8650 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
8651 using C++ keywords as variable names.
8652 (idx_find_step): Cast according to the coding conventions.
8653 (idx_record_use): Likewise.
8654 (find_depends): Likewise.
8655 (prepare_decl_rtl): Likewise.
8656 (mbc_entry_hash): Likewise.
8657 (mbc_entry_eq): Likewise.
8658 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
8659 (simplify_replace_tree): Avoid using C++ keywords as variable names.
8660 (idx_infer_loop_bounds): Cast according to the coding conventions.
8661 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
8662 * tree-ssa-math-opts.c (occ_new ): Likwise.
8663 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
8665 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
8667 (add_use_op): Likewise.
8668 (add_vop): Likewise.
8669 (add_vuse_op): Likewise.
8670 (add_vdef_op): Likewise.
8671 (get_expr_operands): Likewise.
8672 (push_stmt_changes): Use type safe memory macros.
8673 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
8674 keywords as variable names.
8675 (conditional_replacement): Likewise.
8676 (minmax_replacement): Likewise.
8677 (abs_replacement): Likewise.
8678 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
8680 (insert_fake_stores): Avoid using C++ keywords as variable names.
8681 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
8683 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
8684 (heapvar_insert): Use type safe memory macros.
8685 (new_var_info): Cast according to the coding conventions.
8686 (new_constraint): Likewise.
8687 (remove_preds_and_fake_succs): Use type safe memory macros.
8688 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
8690 (thread_single_edge): Likewise.
8691 (thread_through_loop_header): Likewise.
8693 2007-06-06 Eric Christopher <echristo@apple.com>
8695 * config/i386/i386.c (override_options): Move handling
8696 of TARGET_SUBTARGET* earlier.
8698 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
8700 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
8703 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
8705 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
8706 emited outside of basic block.
8707 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
8709 * rtl.h (delete_insn_chain): Declaration changed.
8710 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
8712 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
8713 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
8714 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
8715 to delete_insn_chain.
8716 (rtl_verify_flow_info_1): Verify that the insns in header and footer
8717 do not have bb field set.
8718 (rtl_verify_flow_info): Verify that insns between basic blocks do not
8720 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
8721 * cfgcleanup.c (try_optimize_cfg): Ditto.
8723 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8725 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
8726 (lambda_body_vector_new): Use type safe memory macros.
8727 (lambda_linear_expression_new): Likewise.
8728 (lambda_loopnest_new): Likewise.
8729 (lambda_lattice_new): Likewise.
8730 (replace_uses_equiv_to_x_with_y): Cast according to the coding
8731 conventions. Use type safe memory macros.
8732 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
8733 (lambda_body_vector_s): Likewise.
8734 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
8735 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
8737 2007-06-06 Richard Guenther <rguenther@suse.de>
8739 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
8740 if we need to schedule cfg_cleanup.
8741 (tree_ssa_forward_propagate_single_use_vars): Do so.
8743 2007-06-06 Ian Lance Taylor <iant@google.com>
8745 * fold-const.c (merge_ranges): If range_successor or
8746 range_predecessor fail, just return 0.
8748 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8750 PR tree-optimization/32216
8751 * tree-vectorizer.c (supportable_widening_operation): Determine
8752 signedness of FIX_TRUNC_EXPR from output operand.
8753 (supportable_narrowing_operation): Ditto.
8754 * tree-vect-generic.c (expand_vector_operations_1): Determine
8755 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
8758 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8760 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
8761 (struct pta): ...from here. Change flags to unsigned to avoid
8762 excessive casting (as it is used as a bit mask).
8763 (override_options): Add casts according to the coding convenventions.
8764 (x86_64_elf_unique_section): Likewise.
8765 (examine_argument): Avoid using C++ keywords as variable names.
8766 (construct_container): Likewise.
8767 (legitimize_pic_address): Likewise.
8768 (get_dllimport_decl): Cast according to the coding conventions. Use
8769 type safe memory macros.
8770 (legitimize_address): Cast according to the coding conventions.
8771 (emit_i387_cw_initialization): Corrected the type of slot to enum
8773 (ix86_init_machine_status): Use type safe memory macros.
8774 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
8775 (bdesc_pcmpistr): Likewise.
8776 (bdesc_crc32): Likewise.
8777 (bdesc_sse_3arg): Likewise.
8778 (bdesc_2arg): Likewise.
8779 (bdesc_1arg): Likewise.
8780 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
8781 (ix86_expand_sse_pcmpistr): Likewise.
8782 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
8783 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
8784 int to match the langhook definition.
8785 (ix86_builtin_conversion): Change the type of code to unsigned init to
8786 match the langhook definition.
8787 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
8789 (ix86_preferred_output_reload_class): Likewise.
8790 (ix86_cannot_change_mode_class): Likewise.
8791 (ix86_memory_move_cost): Likewise.
8792 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
8793 avoid excessive casting later on.
8794 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
8796 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8798 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
8799 as flags setting insn.
8800 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
8802 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8804 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
8805 (UNSPEC_ROUND): New.
8806 ("sse4_1_round<mode>2"): New insn pattern.
8807 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
8809 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
8810 expander using SSEMODEF mode macro. Expand using
8811 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8812 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
8813 expander using SSEMODEF mode macro. Expand using
8814 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8815 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
8816 expander using SSEMODEF mode macro. Expand using
8817 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8818 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
8819 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
8820 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
8823 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
8824 Sebastian Pop <sebpop@gmail.com>
8826 * lambda.h (build_linear_expr): New.
8827 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
8828 Use build_linear_expr, call fold and force_gimple_operand.
8829 (lambda_loopnest_to_gcc_loopnest): Check that there is
8830 something to insert.
8831 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
8833 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
8835 PR preprocessor/23479
8836 * doc/extend.texi: Document the 0b-prefixed binary integer
8839 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8841 PR tree-optimization/32215
8842 * tree-vectorizer.c (supportable_widening_operation): Return false
8843 for unsupported FIX_TRUNC_EXPR tree code.
8844 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
8846 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
8848 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
8849 register on SPE targets. Change documentation to reflect
8851 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8852 Change FIXED_SCRATCH to 14 and document why we're keeping r14
8853 out of the register allocation pool.
8854 (rs6000_reg_live_or_pic_offset_p): New function.
8855 (rs6000_emit_prologue): Move the actual saving of LR up to free
8856 r0 for holding r11. Split saving of SPE 64-bit registers into
8857 its own case. Ensure that offsets will always be in-range for
8858 'evstdd' by using r11 as a scratch register to point at the start
8859 of the SPE save area. Save r11 if necessary, as it is the static
8861 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
8862 into its own case. Ensure that offsets will always be in-range
8863 for 'evldd' by using r11 as a scratch register to point at the
8864 start of the SPE save area. Also adjust r11 when restoring
8865 the stack pointer to compensate for pre-loading r11.
8867 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
8869 * cfg.c (init_flow): Use type safe memory macros.
8870 (alloc_block): Likewise.
8871 (unchecked_make_edge): Likewise.
8872 (dump_flow_info): Avoid using C++ keywords as variable names.
8873 (copy_original_table_clear): Cast according to the coding conventions.
8874 (copy_original_table_set): Likewise.
8875 * cfgexpand (label_rtx_for_bb): Likewise.
8876 (expand_gimple_basic_block): Likewise.
8877 * cfghooks.c (dump_bb): Likewise.
8878 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
8880 (lv_add_condition_to_bb): Likewise.
8881 * cfglayout (relink_block_chain): Cast according to the coding
8883 (fixup_reorder_chain): Likewise.
8884 (fixup_fallthru_exit_predecessor): Likewise.
8885 * cfgloop.c (glb_enum_p): Likewise.
8886 (get_exit_description): Likewise.
8887 (dump_recorded_exit): Likewise.
8888 * cfgloop.h (enum loop_estimation): Move out of struct scope...
8889 (struct loop): ... from here.
8890 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
8892 * cfgrtl.c (rtl_create_basic_block): Likewise.
8893 (rtl_split_block): Likewise.
8894 (rtl_dump_bb): Likewise.
8895 (cfg_layout_split_block): Likewise.
8896 (init_rtl_bb_info): Use typesafe memory macros.
8898 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
8899 * graphds.h: Updated all usages of edge to graph_edge.
8900 * graphds.c: Likewise.
8901 * cfgloopanal.c: Likewise.
8903 2007-06-05 Ian Lance Taylor <iant@google.com>
8905 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
8906 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
8907 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
8909 (test_for_singularity): Likewise.
8911 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8913 * config/i386/constraints.md ("Y2"): Replaced by ...
8915 * config/i386/i386.md: Likewise.
8916 * config/i386/mmx.md: Likewise.
8917 * config/i386/sse.md: Likewise.
8919 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8921 * config/i386/constraints.md ("z"): Replaced by ...
8923 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
8924 (sse4_1_blendvps): Likewise.
8925 (sse4_1_pblendvb): Likewise.
8926 (sse4_2_pcmpestr): Likewise.
8927 (sse4_2_pcmpestrm): Likewise.
8928 (sse4_2_pcmpestr_cconly): Likewise.
8929 (sse4_2_pcmpistr): Likewise.
8930 (sse4_2_pcmpistrm): Likewise.
8931 (sse4_2_pcmpistr_cconly): Likewise.
8933 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
8935 * matrix-reorg.c (transform_access_sites): Fix computation.
8936 (transform_allocation_sites): Same.
8938 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8940 * config/i386/i386.c (override_options): Use
8941 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
8943 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8945 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
8946 (nonimm_not_xmm0_operand): Ditto.
8947 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
8948 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
8949 as operand[2] predicate. Require "z" class XMM register for
8950 operand[3]. Adjust asm template.
8951 ("sse4_1_blendvpd"): Ditto.
8952 ("sse4_1_pblendvb"): Ditto.
8953 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
8954 force op2 into xmm0 register for variable blend instructions.
8956 2007-06-04 Tom Tromey <tromey@redhat.com>
8958 * c-tree.h (start_enum): Update.
8959 (build_enumerator): Likewise.
8960 * c-decl.c (enum_next_value): Removed.
8961 (enum_overflow): Likewise.
8962 (start_enum): Add c_enum_contents argument. Don't use globals.
8963 (build_enumerator): Likewise.
8964 * c-tree.h (struct c_enum_contents): New struct.
8966 2007-06-04 Tom Tromey <tromey@redhat.com>
8968 * c-common.c (c_common_get_alias_set): Fix indentation.
8970 2007-06-04 Ian Lance Taylor <iant@google.com>
8972 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
8973 to overflow, reduce overflow infinity to regular infinity.
8974 (vrp_var_may_overflow): New static function.
8975 (vrp_visit_phi_node): Check vrp_var_may_overflow.
8977 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
8979 * stor-layout.c (layout_type): Remove duplicate code.
8981 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
8984 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
8985 before build_common_builtin_nodes ().
8987 2007-06-04 Steve Ellcey <sje@cup.hp.com>
8990 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
8992 2007-06-04 Jan Hubicka <jh@suse.cz>
8994 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
8995 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
8996 instead of _stat version.
8998 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9000 PR tree-optimization/32194
9001 * tree-predcom.c (determine_offset): Check that both references have
9004 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9006 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
9007 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
9008 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
9009 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
9010 Add argument to iterate_fix_dominators call.
9011 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
9012 * gcse.c (hoist_code): Change domby to vector.
9013 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
9014 Add argument to iterate_fix_dominators call.
9015 * loop-doloop.c (doloop_modify): Changed recount_dominator to
9016 recompute_dominator.
9017 * lambda-code.c (perfect_nestify): Ditto.
9018 * cfgloopanal.c: Include graphds.h.
9019 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
9020 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
9021 (mark_irreducible_loops): Use graphds_scc. Remove argument from
9023 * graphds.c: New file.
9024 * graphds.h: New file.
9025 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
9026 (get_dominated_by, get_dominated_by_region): Change return type to
9028 (verify_dominators): Recompute all dominators and compare the results.
9029 (recount_dominator): Renamed to ...
9030 (recompute_dominator): ... this. Do not check that the block is
9032 (iterate_fix_dominators): Reimplemented.
9033 (prune_bbs_to_update_dominators, root_of_dom_tree,
9034 determine_dominators_for_sons): New functions.
9035 * et-forest.c (et_root): New function.
9036 * et-forest.h (et_root): Declare.
9037 * Makefile.in (graphds.o): Add.
9038 (cfgloopanal.o): Add graphds.h dependency.
9039 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
9040 * basic-block.h (get_dominated_by, get_dominated_by_region,
9041 iterate_fix_dominators): Declaration changed.
9042 (recount_dominator): Renamed to ...
9043 (recompute_dominator): ... this.
9044 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
9045 (thread_through_all_blocks): Do not free dominance info.
9047 2007-06-03 Andreas Schwab <schwab@suse.de>
9049 * config/m68k/m68k.c (override_options): Don't override
9051 * config/m68k/m68k-modes.def (SF, DF): Define to use
9052 motorola_single_format and motorola_double_format, resp.
9053 * real.c (motorola_single_format): Renamed from
9054 coldfire_single_format.
9055 (motorola_double_format): Renamed from coldfire_double_format.
9056 (encode_ieee_extended): Generate a proper canonical NaN image
9057 respecting canonical_nan_lsbs_set.
9058 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
9060 * real.h: Adjust declarations.
9062 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
9065 * config/sh/sh.md (symGOT_load): Don't schedule insns when
9066 the symbol is generated with the stack protector.
9068 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
9070 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
9071 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
9073 * doc/extend.texi (interrupt): Mention m68k.
9075 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
9077 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
9078 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
9079 (ix86_expand_sse_pcmpestr): Do not check operands for
9080 "register_operand", when insn operand predicate is "register_operand".
9081 (ix86_expand_sse_pcmpistr): Ditto.
9083 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
9084 Uros Bizjak <ubizjak@gmail.com>
9086 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
9087 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
9088 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
9089 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
9090 * config/i386/constraints.md ("z"): New register constraint
9091 for members of SSE_FIRST_REG class.
9092 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
9093 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
9094 SSE_FIRST_REG class.
9095 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
9096 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
9097 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
9098 (IX86_BUILTIN_PCMPESTRM128): Likewise.
9099 (IX86_BUILTIN_PCMPESTRA128): Likewise.
9100 (IX86_BUILTIN_PCMPESTRC128): Likewise.
9101 (IX86_BUILTIN_PCMPESTRO128): Likewise.
9102 (IX86_BUILTIN_PCMPESTRS128): Likewise.
9103 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
9104 (IX86_BUILTIN_PCMPISTRI128): Likewise.
9105 (IX86_BUILTIN_PCMPISTRM128): Likewise.
9106 (IX86_BUILTIN_PCMPISTRA128): Likewise.
9107 (IX86_BUILTIN_PCMPISTRC128): Likewise.
9108 (IX86_BUILTIN_PCMPISTRO128): Likewise.
9109 (IX86_BUILTIN_PCMPISTRS128): Likewise.
9110 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
9111 (struct builtin_description): Change "flag" field to unsigned.
9112 (bdesc_pcmpestr): New builtin description table.
9113 (bdesc_pcmpistr): Likewise.
9114 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
9115 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
9116 Initialize pcmp[ei]str[im] insns for SSE4.2.
9117 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
9118 (ix86_expand_sse_pcmpistr): Likewise.
9119 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
9120 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
9121 (UNSPEC_PCMPISTR): Likewise.
9122 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
9123 (sse4_2_pcmpestri):New isns pattern.
9124 (sse4_2_pcmpestrm): Likewise.
9125 (sse4_2_pcmpestr_cconly): Likewise.
9126 (sse4_2_pcmpistr): New insn patern and splitter.
9127 (sse4_2_pcmpistri):New isns pattern.
9128 (sse4_2_pcmpistrm): Likewise.
9129 (sse4_2_pcmpistr_cconly): Likewise.
9130 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
9133 2007-06-01 David Daney <ddaney@avtrex.com>
9135 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
9136 LOADGP_ABSOLUTE and not binds_local_p.
9138 2007-06-01 Geoffrey Keating <geoffk@apple.com>
9140 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
9142 2007-06-01 Ian Lance Taylor <iant@google.com>
9144 * tree-vrp.c (compare_name_with_value): Always set
9145 used_strict_overflow if we get a result from the variable itself.
9147 2007-06-01 Ian Lance Taylor <iant@google.com>
9149 PR rtl-optimization/31455
9150 * lower-subreg.c (find_decomposable_subregs): Don't decompose
9151 subregs which have a cast between modes which are not tieable.
9153 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
9155 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
9156 breaks after return statements.
9158 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
9160 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
9161 only after no_new_pseudos.
9163 2007-05-31 Eric Christopher <echristo@apple.com>
9165 * expr.c (convert_move): Assert that we don't have a BLKmode
9167 (store_expr): Handle BLKmode moves by calling emit_block_move.
9169 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
9171 * c-typeck.c (build_indirect_ref): Include type in error message.
9172 (build_binary_op): Pass types to binary_op_error.
9173 * c-common.c (binary_op_error): Take two type arguments, print out
9175 * c-common.h (binary_op_error): Update prototype.
9177 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9179 * config/i386/i386.c: Correct coments on -mno-sse4.
9181 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9183 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
9184 (x86_64-*-*): Likewise.
9185 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
9186 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
9187 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9188 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
9189 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9190 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9191 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9192 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9193 (OPTION_MASK_ISA_SSE4): Likewise.
9194 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
9195 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9196 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
9197 (override_options): Support SSE4.2.
9198 (ix86_build_const_vector): Support SImode and DImode.
9199 (ix86_build_signbit_mask): Likewise.
9200 (ix86_expand_int_vcond): Support V2DImode.
9201 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
9202 (IX86_BUILTIN_CRC32HI): Likewise.
9203 (IX86_BUILTIN_CRC32SI): Likewise.
9204 (IX86_BUILTIN_CRC32DI): Likewise.
9205 (IX86_BUILTIN_PCMPGTQ): Likewise.
9206 (bdesc_crc32): Likewise.
9207 (bdesc_sse_3arg): Likewise.
9208 (ix86_expand_crc32): Likewise.
9209 (ix86_init_mmx_sse_builtins): Support SSE4.2.
9210 (ix86_expand_builtin): Likewise.
9211 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9212 __SSE4_2__ for -msse4.2.
9213 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
9214 (CRC32MODE): Likewise.
9215 (crc32modesuffix): Likewise.
9216 (crc32modeconstraint): Likewise.
9217 (sse4_2_crc32<mode>): Likewise.
9218 (sse4_2_crc32di): Likewise.
9219 * config/i386/i386.opt (msse4.2): New for SSE4.2.
9221 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
9222 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
9223 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
9224 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
9225 (vcondu<mode>): Likewise.
9226 * doc/extend.texi: Document SSE4.2 built-in functions.
9227 * doc/invoke.texi: Document -msse4.2/-msse4.
9229 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
9231 PR tree-optimization/32160
9232 * tree-predcom.c (predcom_tmp_var): New function. Mark created
9233 variable as gimple reg.
9234 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
9236 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
9238 * gcc.c (main): Don't consider linker options when issuing the
9239 warning about a linker input file not being used.
9241 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9243 * tree-vrp.c (compare_names): Initialize sop.
9245 2007-05-30 Dirk Mueller <dmueller@suse.de>
9247 * cgraphunit.c (cgraph_analyze_function): Remove
9248 computation of inline parameters.
9250 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9252 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
9254 2007-05-30 Richard Sandiford <richard@codesourcery.com>
9256 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
9257 Add vx-common.h. Include vxworks.h between vx-common.h and
9259 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
9261 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
9262 (TARGET_ASM_DESTRUCTOR): Likewise.
9263 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
9264 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
9265 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
9266 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
9267 (VXWORKS_ENDIAN_SPEC): Define.
9268 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
9269 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
9270 VXWORKS_* equivalents.
9271 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
9272 (ASM_FILE_START): Delete.
9273 (TARGET_VERSION): Reformat.
9274 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
9275 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
9276 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
9277 (FPBIT, DPBIT): Define.
9278 (fp-bit.c, dp-bit.c): New rules.
9279 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
9280 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
9281 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
9282 * config/arm/arm.h: Include vxworks-dummy.h.
9283 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
9284 Mark with ATTRIBUTE_UNUSED.
9285 (arm_override_options): Do not allow VxWorks RTP PIC to be used
9286 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
9287 make it incompatible with -msingle-pic-base.
9288 (arm_function_ok_for_sibcall): Return false for calls that might
9289 go through a VxWorks PIC PLT entry.
9290 (require_pic_register): New function, split out from...
9291 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
9293 (arm_load_pic_register): Handle the VxWorks RTP initialization
9294 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
9295 (arm_emit_call_insn): New function.
9296 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
9297 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
9298 (pic_offset_arm): New pattern.
9299 (call, call_value): Use arm_emit_call_insn.
9300 (call_internal, call_value_internal): New expanders.
9301 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
9302 VxWorks unless __PIC__.
9304 2007-05-30 Eric Christopher <echristo@gmail.com>
9306 * genrecog.c: Include regs.h in generated file.
9307 * genemit.c: Ditto. Fix up formatting.
9308 * config/mn10300/constraints.md: New.
9309 * config/mn10300/mn10300.md: Include.
9310 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
9311 Fix up for removed macro.
9312 * config/mn10300/predicates.md (call_address_operand): Ditto.
9313 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
9314 (CONST_OK_FOR_I): Ditto.
9315 (CONST_OK_FOR_J): Ditto.
9316 (CONST_OK_FOR_K): Ditto.
9317 (CONST_OK_FOR_L): Ditto.
9318 (CONST_OK_FOR_M): Ditto.
9319 (CONST_OK_FOR_N): Ditto.
9320 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
9324 (EXTRA_CONSTRAINT): Ditto.
9326 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9328 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
9330 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
9331 OPTION_MASK_ISA_64BIT.
9332 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
9334 2007-05-30 Richard Guenther <rguenther@suse.de>
9337 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
9338 types for comparison.
9339 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
9340 with original typed arguments.
9341 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
9343 2007-05-30 Jakub Jelinek <jakub@redhat.com>
9345 PR tree-optimization/31769
9346 * except.c (duplicate_eh_regions): Clear prev_try if
9347 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
9349 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
9351 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
9352 * tree-ssa-sink.c (statement_sink_location): Return basic block and
9353 bsi of the location where statements should be inserted.
9354 (sink_code_in_bb): Take bsi from statement_sink_location.
9355 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
9356 instead of bsi_start.
9357 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
9359 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
9360 (bsi_move_before): Document inconsistency with bsi_move_after.
9361 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
9363 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9365 * config/i386/i386.h (TARGET_ABM): New define.
9366 (TARGET_POPCNT): Ditto.
9367 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
9368 New temporary defines to redefine from OPTION_ISA_* defines.
9369 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
9370 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
9371 (ix86_isa_flags): New extern int declaration.
9372 (TARGET_SUBTARGET_DEFAULT): New define.
9373 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
9374 (TARGET_SUBTARGET32_DEFAULT): Ditto.
9375 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
9376 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9377 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
9378 * config/i386/darwin.h: Change TARGET_64BIT define to
9381 * config/i386/i386.opt (m3dnowa): Define as undocumented option
9382 using existing "ix86_isa_flags" varible.
9383 (m32, m64): Use existing "ix86_isa_flags" variable.
9384 (mmmx, m3dnow): Ditto.
9385 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
9386 (mabm): Define as non-negative option using "x86_abm" variable.
9387 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
9389 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
9390 Rewrite feature test bitmap.
9391 (ix86_isa_flags): New initialized global int varible.
9392 (ix86_isa_flags_explicit): New static int variable.
9393 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
9394 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
9395 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
9396 target_flags_explicit.
9397 (override_options): Remove "target_enable" and "target_disable" fields
9398 from "struct ptt". Update processor_target_table accordingly. Remove
9399 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
9400 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
9401 "target_flags" and "ix86_isa_flags_explicit" instead of
9402 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
9403 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
9404 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
9405 to true when either of PTA_POPCNT or PTA_ABM is set in
9406 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
9407 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
9408 processor_alias_table flags entry. Remove handling of
9409 "target_enable" and "target_disable" fields of processor_target_table.
9410 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
9411 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
9412 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
9413 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
9414 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
9416 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
9418 2007-05-29 David Daney <ddaney@avtrex.com>
9421 * config/mips/mips.c (mips_output_mi_thunk): Emit
9422 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
9424 2007-05-29 Hui-May Chang <hm.chang@apple.com>
9425 * config/i386/i386.c (ix86_function_regparm): Added checking of
9426 ix86_force_align_arg_pointer to determine the number of
9427 register parameters.
9429 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
9431 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
9432 (SET_DR_MISALIGNMENT): New.
9433 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
9434 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
9435 Use SET_DR_MISALIGNMENT.
9436 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
9438 * tree-data-ref.c (create_data_ref, compute_all_dependences,
9439 find_loop_nest): Export.
9440 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
9441 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
9442 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
9443 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
9445 (struct mem_ref): Add field reuse_distance.
9446 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
9447 Initialize reuse_distance field.
9448 (issue_prefetch_ref): Select temporality of prefetch according to
9450 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
9451 self_reuse_distance, determine_loop_nest_reuse): New functions.
9452 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
9453 (tree_ssa_prefetch_arrays): Dump L2 cache size.
9454 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
9457 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
9459 * tree-ssa-alias.c: Add aliasing overview.
9461 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
9462 Danny Smith <dannysmith@users.sourceforge.net>
9465 * config/i386/t-crtfm: Compile crtfastmath.o with
9466 -minline-all-stringops.
9467 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
9468 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
9470 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9472 * doc/md.texi: Document constraints on HP PA-RISC.
9474 * pa/constraints.md: New file.
9475 * pa.md: Include constraints.md.
9476 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
9477 (integer_store_memory_operand, ldil_cint_p): New functions.
9478 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
9479 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
9480 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
9481 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
9482 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
9484 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
9487 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
9488 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
9489 case POSTDECREMENT_EXPR>): Return the error_mark_node
9490 if either the real or imaginary parts would an
9493 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
9495 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
9496 name when we remove it from a call.
9498 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
9500 * targhooks.c (default_narrow_bitfield): Remove.
9501 * targhooks.h: Remove the prototype for
9502 default_narrow_bitfield.
9504 * langhooks-def.h: Remove the prototype for
9505 hook_get_alias_set_0.
9506 * langhooks.c (hook_get_alias_set_0): Remove.
9508 * global.c (EXECUTE_IF_CONFLICT): Remove.
9510 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9513 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
9514 return true when truth_value_p is true and the type
9517 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
9519 * doc/install.texi (Prerequisites): We no longer require Autoconf
9520 2.13 for the top-level.
9522 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
9524 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
9525 memory access via x86_expand_vector_move_misalign() only for
9526 TImode values on 32-bit targets.
9528 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
9530 * matrix-reorg.c: New file. Implement matrix flattening and
9531 transposing optimization.
9532 * tree-pass.h: Add matrix reorg pass.
9533 * common.opt: Add fipa-mreorg flag.
9534 * Makefile.in: Add matrix-reorg.c.
9535 * passes.c: Add matrix reorg pass.
9536 * varpool.c (add_new_static_var): New function.
9537 * cgraph.h (add_new_static_var): Declare.
9539 2007-05-27 Eric Christopher <echristo@apple.com>
9541 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
9542 sp_offset depending on stack size. Save r12 depending
9543 on registers we're saving later.
9544 (rs6000_emit_epilogue): Update sp_offset depending only
9547 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
9549 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
9550 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
9551 * ifcvt.c (if_convert): Ditto.
9552 * tree-ssa-threadupdate.c (thread_block): Ditto.
9553 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
9554 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9555 verify_loop_closed_ssa): Check number_of_loops instead of
9557 * predict.c (tree_estimate_probability): Ditto.
9558 * tree-if-conv.c (main_tree_if_conversion): Ditto.
9559 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9560 * modulo-sched.c (sms_schedule): Ditto.
9561 * tree-scalar-evolution.c (scev_const_prop): Ditto.
9562 (scev_finalize): Do not do anything if scev analysis was not
9564 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
9565 current_loops == NULL.
9566 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
9567 * loop-init.c (loop_optimizer_init): Do not free current_loops when
9569 (loop_optimizer_finalize): Assert that loops were analyzed.
9570 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
9571 rtl_doloop): Check number_of_loops instead of current_loops.
9572 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
9573 current_loops == NULL.
9574 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
9575 gate_tree_vectorize tree_linear_transform, check_data_deps,
9576 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
9577 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
9578 Check number_of_loops instead of current_loops.
9579 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
9580 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
9581 free loops if available.
9582 (execute_pre): Do not pass do_fre to fini_pre.
9584 2007-05-27 Tobias Burnus <burnus@net-b.de>
9587 * real.c (mpfr_from_real): Fix sign of -Inf.
9589 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
9591 * tree-vect-transform.c (vectorizable_conversion): Initialize
9592 tree_code variables to ERROR_MARK.
9593 (vectorizable_type_demotion): Likewise.
9594 (vectorizable_type_promotion): Likewise.
9596 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9599 * config/i386/i386.md (movti): Handle push operands via
9602 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9604 * basic-block.h: Remove the prototype for merge_seq_blocks.
9605 * cfgcleanup.c (merge_seq_blocks): Remove.
9607 * tree-flow.h: Remove the prototype for is_aliased_with.
9608 * tree-ssa-alias.c (is_aliased_with): Remove.
9610 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
9612 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
9614 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
9616 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
9617 ix86_expand_sse4_unpack if SSE4.1 is enabled.
9618 (vec_unpacks_hi_v16qi): Likewise.
9619 (vec_unpacku_lo_v16qi): Likewise.
9620 (vec_unpacks_lo_v16qi): Likewise.
9621 (vec_unpacku_hi_v8hi): Likewise.
9622 (vec_unpacks_hi_v8hi): Likewise.
9623 (vec_unpacku_lo_v8hi): Likewise.
9624 (vec_unpacks_lo_v8hi): Likewise.
9625 (vec_unpacku_hi_v4si): Likewise.
9626 (vec_unpacks_hi_v4si): Likewise.
9627 (vec_unpacku_lo_v4si): Likewise.
9628 (vec_unpacks_lo_v4si): Likewise.
9630 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9632 * c-typeck.c, config/arm/arm.c, config/darwin.c,
9633 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
9634 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
9635 follow spelling conventions in various
9636 warning/error/diagnostic messages.
9638 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
9639 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
9640 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
9641 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
9642 tree-vrp.c: Fix comment typos. Follow spelling conventions.
9643 * doc/tm.texi: Follow spelling conventions.
9645 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9648 * tree-ssa-forwprop.c
9649 (forward_propagate_addr_into_variable_array_index): Remove
9650 the lhs argument. Use the type of def_rhs instead of lhs.
9651 (forward_propagate_addr_expr_1): Update use of
9652 forward_propagate_addr_into_variable_array_index.
9654 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
9655 Nigel Stephens <nigel@mips.com>
9657 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
9658 function attributes, "far" being an alias for "long_call".
9659 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
9660 (mips_near_type_p, mips_far_type_p): New.
9661 (mips_comp_type_attributes): New function to check that attributes
9662 attached to a function type are compatible.
9663 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
9664 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
9665 to the target function of the thunk.
9666 (mips_encode_section_info): Check for "near" and "far" function
9667 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
9669 * config/mips/predicates.md (const_call_insn_operand): Test only
9670 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
9672 * doc/extend.texi (Function Attributes): Document MIPS "near" and
9675 * testsuite/gcc.target/mips/near-far-1.c: New test case.
9676 * testsuite/gcc.target/mips/near-far-2.c: New test case.
9677 * testsuite/gcc.target/mips/near-far-3.c: New test case.
9678 * testsuite/gcc.target/mips/near-far-4.c: New test case.
9680 2007-05-25 Eric Christopher <echristo@apple.com>
9682 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
9683 to x86-darwin configurations.
9684 * config/i386/t-darwin: Add softfp support.
9685 * config/i386/t-darwin64: Ditto.
9686 * config/i386/sfp-machine.h: If mach then don't use
9687 aliasing, emit a stub to call.
9689 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
9691 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
9692 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
9693 tree-predcom.c, tree-ssa-alias-warnings.c,
9694 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
9695 comment typos. Follow spelling conventions.
9696 * doc/cpp.texi, doc/invoke.texi: Fix typos.
9698 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9701 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
9702 constants into memory. Expand unaligned memory references for
9703 SSE modes via x86_expand_vector_move_misalign() function.
9705 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
9707 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
9708 "memory" attribute for "sseishft" type insn without operands[2].
9710 2007-05-25 Dirk Mueller <dmueller@suse.de>
9711 Marcus Meissner <meissner@suse.de>
9713 * doc/extend.texi (alloc_size): New attribute.
9714 * c-common.c (handle_alloc_size_attribute): New.
9715 * tree-object-size.c (alloc_object_size): Use alloc_size
9716 attribute, if available.
9718 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9720 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
9722 (__builtin_ia32_vec_ext_v2di): Likewise.
9723 (__builtin_ia32_vec_ext_v4si): Likewise.
9724 (__builtin_ia32_vec_ext_v8hi): Likewise.
9725 (__builtin_ia32_vec_ext_v16qi): Likewise.
9726 (__builtin_ia32_vec_set_v8hi): Likewise.
9728 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9730 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
9732 2007-05-25 Richard Sandiford <richard@codesourcery.com>
9734 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
9735 (arm_is_longcall_p): Rename to...
9736 (arm_is_long_call_p): ...this. Take a single tree argument and
9738 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
9739 (CUMULATIVE_ARGS): Remove call_cookie.
9740 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
9741 (ENCODED_LONG_CALL_ATTR_P): Delete.
9742 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
9743 LONG_CALL_FLAG_CHAR cases.
9744 (ARM_DECLARE_FUNCTION_SIZE): Delete.
9745 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
9746 ARM_DECLARE_FUNCTION_SIZE.
9747 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
9748 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
9749 (arm_encode_call_attribute, current_file_function_operand): Delete.
9750 (arm_function_in_section_p): New function.
9751 (arm_is_longcall_p): Rename to...
9752 (arm_is_long_call_p): ...this. Take the target function as a single
9753 argument and return a bool. Do not rely on call cookies. Check
9754 whether the target symbol is in the same section as the current
9755 function, not just the same compilation unit.
9756 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
9757 (arm_encode_section_info): Don't encode a call type.
9758 * config/arm/arm.md (call, call_value): Update calls to
9759 arm_is_long(_)call_p. Simplify logic.
9760 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
9761 Update calls to arm_is_long(_)call_p.
9763 2007-05-25 Richard Guenther <rguenther@suse.de>
9765 PR tree-optimization/31982
9766 * tree-ssa-forwprop.c
9767 (forward_propagate_addr_into_variable_array_index): Handle arrays
9768 with element size one.
9770 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9772 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
9773 (umulsi3_highpart): Likewise.
9775 2007-05-24 Ian Lance Taylor <iant@google.com>
9777 PR rtl-optimization/32069
9778 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
9781 2007-05-24 Ollie Wild <aaw@google.com>
9783 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
9786 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
9788 * postreload-gcse.c (reg_changed_after_insn_p): New function.
9789 (oprs_unchanged_p): Use it to check all registers in a REG.
9790 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
9791 (reg_set_between_after_reload_p): Delete.
9792 (reg_used_between_after_reload_p): Likewise.
9793 (reg_set_or_used_since_bb_start): Likewise.
9794 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
9795 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
9796 Use reg_set_between_p instead of reg_set_between_after_reload_p.
9797 * rtlanal.c (reg_set_p): Check whether REG overlaps
9798 regs_invalidated_by_call, rather than just checking the
9799 membership of REGNO (REG).
9801 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9803 * doc/passes.texi: Document predictive commoning.
9804 * doc/invoke.texi (-fpredictive-commoning): Document.
9805 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
9806 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
9807 adding indices to the generated name.
9808 (schedule_sm): Pass 0 to get_lsm_tmp_name.
9809 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
9810 * tree-pretty-print.c (op_symbol_1): Renamed to ...
9811 (op_symbol_code): ... and exported.
9812 (dump_omp_clause, op_symbol): Use op_symbol_code
9813 instead of op_symbol_1.
9814 * tree-pass.h (pass_predcom): Declare.
9815 * timevar.def (TV_PREDCOM): New timevar.
9816 * tree-ssa-loop.c (run_tree_predictive_commoning,
9817 gate_tree_predictive_commoning, pass_predcom): New.
9818 * tree-data-ref.c (find_data_references_in_loop): Find the
9819 references in dominance order.
9820 (canonicalize_base_object_address): Ensure that the result has
9822 (dr_analyze_innermost): Export.
9823 (create_data_ref): Code to fail for references with invariant
9825 (find_data_references_in_stmt): ... here.
9826 * tree-data-ref.h (dr_analyze_innermost): Declare.
9827 * tree-affine.c: Include tree-gimple.h and hashtab.h.
9828 (aff_combination_find_elt, name_expansion_hash,
9829 name_expansion_eq, tree_to_aff_combination_expand,
9830 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
9832 * tree-affine.h (aff_combination_constant_multiple_p,
9833 tree_to_aff_combination_expand): Declare.
9834 * tree-predcom.c: New file.
9835 * common.opt (fpredictive-commoning): New option.
9836 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
9837 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
9838 * Makefile.in (tree-predcom.o): Add.
9839 (tree-affine.o): Add TREE_GIMPLE_H dependency.
9840 * passes.c (init_optimization_passes): Add dceloop after
9841 copy propagation in loop optimizer. Add predictive commoning
9842 to loop optimizer passes.
9844 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9846 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
9849 2007-05-24 Jan Hubicka <jh@suse.cz>
9851 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
9853 (genheader): Include statistics.h.
9855 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
9857 * print-rtl.c (flag_dump_unnumbered): Update comments.
9858 (print_rtl): Fix my previous change.
9859 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
9862 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9865 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
9867 (thread_through_all_blocks): Call initialize_original_copy_tables
9868 and free_original_copy_tables.
9869 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
9871 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9872 * cfghooks.c (duplicate_block): Use get_loop_copy.
9873 * cfg.c: Include cfgloop.h.
9874 (loop_copy): New hash table.
9875 (initialize_original_copy_tables): Initialize loop_copy table.
9876 (free_original_copy_tables): Free loop_copy table.
9877 (copy_original_table_clear, copy_original_table_set,
9878 set_loop_copy, get_loop_copy): New functions.
9879 (set_bb_original, set_bb_copy): Use copy_original_table_set.
9880 * cfgloop.h (struct loop): Remove copy field.
9881 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
9882 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
9884 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9886 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
9887 -msse/-msse2/-msse3.
9889 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9891 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
9892 __builtin_ia32_vec_set_v2di with MASK_64BIT.
9894 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
9897 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
9898 * targhooks.h (default_mangle_decl_assembler_name): Declare
9900 * targhooks.c (default_mangle_decl_assembler_name): Define
9902 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
9904 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
9905 * langhooks.c (lhd_set_decl_assembler_name): Call
9906 targetm.mangle_decl_assembler_name for names with global scope.
9908 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
9910 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
9911 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
9913 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
9914 New. Factored out of i386_pe_encode_section_info.
9915 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
9916 Move check for prior decoration of stdcall
9917 symbols to i386_pe_encode_section_info.
9918 (i386_pe_encode_section_info): Adjust call to
9919 gen_stdcall_or_fastcall_suffix. Use
9920 i386_pe_maybe_mangle_decl_assembler_name, if needed.
9921 (i386_pe_mangle_decl_assembler_name): New. Wrap
9922 i386_pe_maybe_mangle_decl_assembler_name.
9924 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9926 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
9927 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
9928 * langhooks.c (get_signed_or_unsigned_type): Don't check for
9929 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
9930 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
9933 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
9934 Nigel Stephens <nigel@mips.com>
9935 Richard Sandiford <richard@codesourcery.com>
9937 Fix up MIPS16 hard float and add support for complex.
9939 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
9940 (TARGET_SOFT_FLOAT_ABI): New.
9941 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
9942 __mips_soft_float to reflect the ABI in use, not whether the
9943 FPU is directly accessible (e.g., in MIPS16 mode).
9944 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
9945 (UNITS_PER_FPVALUE): Likewise.
9947 * config/mips/mips.c (mips_expand_call): Remove redundant
9948 TARGET_MIPS16 check.
9949 (mips_arg_regno): New.
9950 (function_arg_advance): When setting bits in cum->fp_code for
9951 MIPS16, don't subtract 1 from cum->arg_number, since it is now
9953 (function_arg): Use mips_arg_regno.
9954 (mips_return_mode_in_fpr_p): New.
9955 (mips16_call_stub_mode_suffix): New.
9956 (mips16_cfun_returns_in_fpr_p): New.
9957 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
9958 (mips_output_function_prologue): Test mips16_hard_float, not
9959 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
9960 (mips_expand_epilogue): Call MIPS16 helper routines to copy
9961 return value into a floating-point register.
9962 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
9963 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
9964 (mips16_fp_args): Handle MIPS32r2 ISA which supports
9965 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
9966 word of double arguments from or to the high bits of 64-bit
9967 floating point registers.
9968 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
9969 (mips16_fpret_double): New helper function.
9970 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
9971 support for complex modes. Fill in DECL_RESULT for stubdecl.
9972 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
9974 * config/mips/mips16.S
9975 (RET, ARG1, ARG2): New.
9976 (MERGE_GPRf, MERGE_GPRt): New.
9977 (DELAYt, DELAYf): New.
9978 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
9979 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
9980 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
9981 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
9982 (SFOP): Renamed to...
9983 (OPSF3): This, and macro-ified. Updated all uses.
9984 (SFOP2): Renamed to...
9985 (OPSF2): This, and macro-ified. Updated all uses.
9986 (SFCMP): Renamed to...
9987 (CMPSF): This, and macro-ified. Updated all uses.
9988 (SFREVCMP): Renamed to...
9989 (REVCMPSF): This, and macro-ified. Updated all uses.
9990 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
9991 (LDDBL1, LDDBL2, RETDBL): Deleted.
9992 (DFOP): Renamed to...
9993 (OPDF3): This, and macro-ified. Updated all uses.
9994 (DFOP2): Renamed to...
9995 (OPDF2): This, and macro-ified. Updated all uses.
9996 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
9997 (DFCMP): Renamed to...
9998 (CMPDF): This, and macro-ified. Updated all uses.
9999 (DFREVCMP): Renamed to...
10000 (REVCMPDF): This, and macro-ified. Updated all uses.
10001 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
10002 (RET_FUNCTION): New.
10003 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
10004 (__mips16_ret_sc, __mips16_ret_dc): New.
10005 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
10006 STUB_ARGS_6, STUB_ARGS_10): New.
10007 (CALL_STUB_NO_RET): New.
10008 (__mips16_call_stub_1): Macro-ified.
10009 (__mips16_call_stub_5): Macro-ified.
10010 (__mips16_call_stub_2): Macro-ified.
10011 (__mips16_call_stub_6): Macro-ified.
10012 (__mips16_call_stub_9): Macro-ified.
10013 (__mips16_call_stub_10): Macro-ified.
10014 (CALL_STUB_RET): New.
10015 (__mips16_call_stub_sf_0): Macro-ified.
10016 (__mips16_call_stub_sf_1): Macro-ified.
10017 (__mips16_call_stub_sf_5): Macro-ified.
10018 (__mips16_call_stub_sf_2): Macro-ified.
10019 (__mips16_call_stub_sf_6): Macro-ified.
10020 (__mips16_call_stub_sf_9): Macro-ified.
10021 (__mips16_call_stub_sf_10): Macro-ified.
10022 (__mips16_call_stub_df_0): Macro-ified.
10023 (__mips16_call_stub_df_1): Macro-ified.
10024 (__mips16_call_stub_df_5): Macro-ified.
10025 (__mips16_call_stub_df_2): Macro-ified.
10026 (__mips16_call_stub_df_6): Macro-ified.
10027 (__mips16_call_stub_df_9): Macro-ified.
10028 (__mips16_call_stub_df_10): Macro-ified.
10029 (__mips16_call_stub_sc_0): New.
10030 (__mips16_call_stub_sc_1): New.
10031 (__mips16_call_stub_sc_5): New.
10032 (__mips16_call_stub_sc_2): New.
10033 (__mips16_call_stub_sc_6): New.
10034 (__mips16_call_stub_sc_9): New.
10035 (__mips16_call_stub_sc_10): New.
10036 (__mips16_call_stub_dc_0): New.
10037 (__mips16_call_stub_dc_1): New.
10038 (__mips16_call_stub_dc_5): New.
10039 (__mips16_call_stub_dc_2): New.
10040 (__mips16_call_stub_dc_6): New.
10041 (__mips16_call_stub_dc_9): New.
10042 (__mips16_call_stub_dc_10): New.
10044 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
10045 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
10046 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
10048 2007-05-23 Ian Lance Taylor <iant@google.com>
10050 * doc/invoke.texi (Invoking GCC): Document that the order of the
10053 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
10056 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
10057 * config/score/predicate.md (const_pow2, const_npow2): Remove.
10058 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
10062 * config/score/score.c (score_print_operand): Make sure that only
10063 lower bits are used.
10065 2007-05-22 Ian Lance Taylor <iant@google.com>
10067 * tree-vrp.c (avoid_overflow_infinity): New static function,
10068 broken out of set_value_range_to_value.
10069 (set_value_range_to_value): Call avoid_overflow_infinity.
10070 (extract_range_from_assert): Likewise.
10072 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10074 PR middle-end/31095
10075 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
10076 change the type before looking for a COMPOUND_EXPR.
10078 2007-05-22 Ian Lance Taylor <iant@google.com>
10080 * lower-subreg.c (decompose_multiword_subregs): If we change an
10081 insn, call remove_retval_note on it.
10083 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10085 * regs.h (end_hard_regno): New function.
10086 (END_HARD_REGNO, END_REGNO): New macros.
10087 (add_to_hard_reg_set): New function.
10088 (remove_from_hard_reg_set): Likewise.
10089 (in_hard_reg_set_p): Likewise.
10090 (overlaps_hard_reg_set_p): Likewise.
10091 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
10092 (note_btr_set): Use END_HARD_REGNO.
10093 * caller-save.c (setup_save_areas): Use end_hard_regno.
10094 (mark_set_regs): Use END_HARD_REGNO.
10095 (add_stored_regs): Use end_hard_regno.
10096 (mark_referenced_regs): Use add_to_hard_reg_set.
10097 * combine.c (update_table_tick): Use END_REGNO.
10098 (record_value_for_reg): Likewise.
10099 (record_dead_and_set_regs): Likewise.
10100 (get_last_value_validate): Likewise.
10101 (use_crosses_set_p): Likewise.
10102 (reg_dead_at_p_1): Likewise.
10103 (reg_dead_at_p): Likewise.
10104 (mark_used_regs_combine): Use add_to_hard_reg_set.
10105 (move_deaths): Use END_HARD_REGNO.
10106 (reg_bitfield_target_p): Use end_hard_regno.
10107 (distribute_notes): Use END_HARD_REGNO.
10108 * cse.c (mention_regs): Use END_REGNO.
10109 (insert): Use add_to_hard_reg_set.
10110 (invalidate): Use END_HARD_REGNO.
10111 (invalidate_for_call): Likewise.
10112 (exp_equiv_p): Use END_REGNO.
10113 (cse_insn): Likewise.
10114 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
10115 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
10116 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
10117 * function.c (keep_stack_depressed): Use end_hard_regno.
10118 * global.c (global_alloc): Use end_hard_regno.
10119 (global_conflicts): Use add_to_hard_reg_set instead of
10121 (find_reg): Likewise.
10122 (mark_reg_store): Likewise.
10123 (mark_reg_conflicts): Likewise.
10124 (mark_reg_death): Use remove_from_hard_reg_set.
10125 (mark_reg_live_nc): Delete.
10126 (set_preference): Use end_hard_regno.
10127 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
10128 remove_from_hard_reg_set.
10129 (post_mark_life): Use add_to_hard_reg_set.
10130 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
10131 (reg_becomes_live): Use add_to_hard_reg_set.
10132 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
10133 (peep2_find_free_register): Use add_to_hard_reg_set.
10134 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
10135 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
10136 * regrename.c (note_sets): Use add_to_hard_reg_set.
10137 (clear_dead_regs): Use remove_from_hard_reg_set.
10138 (regrename_optimize): Use add_to_hard_reg_set.
10139 (find_oldest_value_reg): Use in_hard_reg_set_p.
10140 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
10141 (hard_reg_set_here_p): Use end_hard_regno.
10142 (decompose): Likewise.
10143 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
10144 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
10145 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
10146 (mark_home_live): Use end_hard_regno.
10147 (spill_hard_reg): Likewise.
10148 (clear_reload_reg_in_use): Likewise.
10149 * reorg.c (delete_prior_computation): Use END_REGNO.
10150 * resource.c (update_live_status): Use END_HARD_REGNO.
10151 (mark_referenced_resources): Use add_to_hard_reg_set.
10152 (mark_set_resources): Likewise.
10153 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
10154 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
10155 (reg_overlap_mentioned_p): Likewise.
10156 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
10157 (covers_regno_no_parallel_p): Use END_REGNO.
10158 (find_regno_note): Likewise.
10159 (find_reg_fusage): Use END_HARD_REGNO.
10160 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
10161 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
10163 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10165 * mode-switching.c (reg_dies): Change type of second argument to
10167 (optimize_mode_switching): Update accordingly.
10169 2007-05-22 Richard Sandiford <richard@codesourcery.com>
10171 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
10173 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
10174 (hard_reg_set_empty_p): ...these new functions.
10175 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
10176 GO_IF_HARD_REG_SUBSET.
10177 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
10178 instead of GO_IF_HARD_REG_EQUAL.
10179 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
10180 instead of GO_IF_HARD_REG_EQUAL.
10181 * global.c (find_reg): Use hard_reg_set_empty_p instead of
10182 GO_IF_HARD_REG_SUBSET.
10183 (modify_reg_pav): Use hard_reg_set_empty_p instead of
10184 GO_IF_HARD_REG_EQUAL.
10185 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
10186 of GO_IF_HARD_REG_SUBSET.
10187 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
10188 instead of GO_IF_HARD_REG_EQUAL.
10189 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
10190 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
10191 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
10192 of GO_IF_HARD_REG_SUBSET,
10193 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
10194 GO_IF_HARD_REG_SUBSET.
10195 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
10196 instead of GO_IF_HARD_REG_EQUAL.
10197 * config/sh/sh.c (push_regs, calc_live_regs): Use
10198 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
10199 (hard_regs_intersect_p): Delete.
10201 2007-05-22 Janis Johnson <janis187@us.ibm.com>
10203 * doc/sourcebuild.texi (Test Directives) Add dg-message.
10205 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
10206 Richard Henderson <rth@redhat.com>
10208 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
10210 (x86_64-*-*): Likewise.
10212 * i386/i386-modes.def (V2QI): New.
10214 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
10216 (override_options): Support SSE4.1.
10217 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
10218 (IX86_BUILTIN_BLENDPS): Likewise.
10219 (IX86_BUILTIN_BLENDVPD): Likewise.
10220 (IX86_BUILTIN_BLENDVPS): Likewise.
10221 (IX86_BUILTIN_PBLENDVB128): Likewise.
10222 (IX86_BUILTIN_PBLENDW128): Likewise.
10223 (IX86_BUILTIN_DPPD): Likewise.
10224 (IX86_BUILTIN_DPPS): Likewise.
10225 (IX86_BUILTIN_INSERTPS128): Likewise.
10226 (IX86_BUILTIN_MOVNTDQA): Likewise.
10227 (IX86_BUILTIN_MPSADBW128): Likewise.
10228 (IX86_BUILTIN_PACKUSDW128): Likewise.
10229 (IX86_BUILTIN_PCMPEQQ): Likewise.
10230 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
10231 (IX86_BUILTIN_PMAXSB128): Likewise.
10232 (IX86_BUILTIN_PMAXSD128): Likewise.
10233 (IX86_BUILTIN_PMAXUD128): Likewise.
10234 (IX86_BUILTIN_PMAXUW128): Likewise.
10235 (IX86_BUILTIN_PMINSB128): Likewise.
10236 (IX86_BUILTIN_PMINSD128): Likewise.
10237 (IX86_BUILTIN_PMINUD128): Likewise.
10238 (IX86_BUILTIN_PMINUW128): Likewise.
10239 (IX86_BUILTIN_PMOVSXBW128): Likewise.
10240 (IX86_BUILTIN_PMOVSXBD128): Likewise.
10241 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
10242 (IX86_BUILTIN_PMOVSXWD128): Likewise.
10243 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
10244 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
10245 (IX86_BUILTIN_PMOVZXBW128): Likewise.
10246 (IX86_BUILTIN_PMOVZXBD128): Likewise.
10247 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
10248 (IX86_BUILTIN_PMOVZXWD128): Likewise.
10249 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
10250 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
10251 (IX86_BUILTIN_PMULDQ128): Likewise.
10252 (IX86_BUILTIN_PMULLD128): Likewise.
10253 (IX86_BUILTIN_ROUNDPD): Likewise.
10254 (IX86_BUILTIN_ROUNDPS): Likewise.
10255 (IX86_BUILTIN_ROUNDSD): Likewise.
10256 (IX86_BUILTIN_ROUNDSS): Likewise.
10257 (IX86_BUILTIN_PTESTZ): Likewise.
10258 (IX86_BUILTIN_PTESTC): Likewise.
10259 (IX86_BUILTIN_PTESTNZC): Likewise.
10260 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
10261 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
10262 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
10263 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
10264 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
10265 (bdesc_ptest): New.
10266 (bdesc_sse_3arg): Likewise.
10267 (bdesc_2arg): Likewise.
10268 (bdesc_1arg): Likewise.
10269 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
10271 (ix86_expand_sse_4_operands_builtin): New.
10272 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
10273 smaller than 8 bits as the 2nd arg.
10274 (ix86_expand_sse_ptest): New.
10275 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
10276 (ix86_expand_vector_set): Support SSE4.1.
10277 (ix86_expand_vector_extract): Likewise.
10279 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
10280 __SSE4_1__ for -msse4.1.
10282 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
10283 (UNSPEC_INSERTPS): Likewise.
10284 (UNSPEC_DP): Likewise.
10285 (UNSPEC_MOVNTDQA): Likewise.
10286 (UNSPEC_MPSADBW): Likewise.
10287 (UNSPEC_PHMINPOSUW): Likewise.
10288 (UNSPEC_PTEST): Likewise.
10289 (UNSPEC_ROUNDP): Likewise.
10290 (UNSPEC_ROUNDS): Likewise.
10292 * config/i386/i386.opt (msse4.1): New for SSE4.1.
10294 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
10295 (const_pow2_1_to_32768_operand): Likewise.
10297 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
10300 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
10302 (sse4_1_insertps): Likewise.
10303 (*sse4_1_extractps): Likewise.
10304 (sse4_1_ptest): Likewise.
10305 (sse4_1_mulv2siv2di3): Likewise.
10306 (*sse4_1_mulv4si3): Likewise.
10307 (*sse4_1_smax<mode>3): Likewise.
10308 (*sse4_1_umax<mode>3): Likewise.
10309 (*sse4_1_smin<mode>3): Likewise.
10310 (*sse4_1_umin<mode>3): Likewise.
10311 (sse4_1_eqv2di3): Likewise.
10312 (*sse4_1_pinsrb): Likewise.
10313 (*sse4_1_pinsrd): Likewise.
10314 (*sse4_1_pinsrq): Likewise.
10315 (*sse4_1_pextrb): Likewise.
10316 (*sse4_1_pextrb_memory): Likewise.
10317 (*sse4_1_pextrw_memory): Likewise.
10318 (*sse4_1_pextrq): Likewise.
10319 (sse4_1_blendpd): Likewise.
10320 (sse4_1_blendps): Likewise.
10321 (sse4_1_blendvpd): Likewise.
10322 (sse4_1_blendvps): Likewise.
10323 (sse4_1_dppd): Likewise.
10324 (sse4_1_dpps): Likewise.
10325 (sse4_1_movntdqa): Likewise.
10326 (sse4_1_mpsadbw): Likewise.
10327 (sse4_1_packusdw): Likewise.
10328 (sse4_1_pblendvb): Likewise.
10329 (sse4_1_pblendw): Likewise.
10330 (sse4_1_phminposuw): Likewise.
10331 (sse4_1_extendv8qiv8hi2): Likewise.
10332 (*sse4_1_extendv8qiv8hi2): Likewise.
10333 (sse4_1_extendv4qiv4si2): Likewise.
10334 (*sse4_1_extendv4qiv4si2): Likewise.
10335 (sse4_1_extendv2qiv2di2): Likewise.
10336 (*sse4_1_extendv2qiv2di2): Likewise.
10337 (sse4_1_extendv4hiv4si2): Likewise.
10338 (*sse4_1_extendv4hiv4si2): Likewise.
10339 (sse4_1_extendv2hiv2di2): Likewise.
10340 (*sse4_1_extendv2hiv2di2): Likewise.
10341 (sse4_1_extendv2siv2di2): Likewise.
10342 (*sse4_1_extendv2siv2di2): Likewise.
10343 (sse4_1_zero_extendv8qiv8hi2): Likewise.
10344 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
10345 (sse4_1_zero_extendv4qiv4si2): Likewise.
10346 (*sse4_1_zero_extendv4qiv4si2): Likewise.
10347 (sse4_1_zero_extendv2qiv2di2): Likewise.
10348 (*sse4_1_zero_extendv2qiv2di2): Likewise.
10349 (sse4_1_zero_extendv4hiv4si2): Likewise.
10350 (*sse4_1_zero_extendv4hiv4si2): Likewise.
10351 (sse4_1_zero_extendv2hiv2di2): Likewise.
10352 (*sse4_1_zero_extendv2hiv2di2): Likewise.
10353 (sse4_1_zero_extendv2siv2di2): Likewise.
10354 (*sse4_1_zero_extendv2siv2di2): Likewise.
10355 (sse4_1_roundpd): Likewise.
10356 (sse4_1_roundps): Likewise.
10357 (sse4_1_roundsd): Likewise.
10358 (sse4_1_roundss): Likewise.
10359 (mulv4si3): Don't expand for SSE4.1.
10360 (smax<mode>3): Likewise.
10361 (umaxv4si3): Likewise.
10362 (uminv16qi3): Likewise.
10363 (umin<mode>3): Likewise.
10364 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
10366 * doc/extend.texi: Document SSE4.1 built-in functions.
10368 * doc/invoke.texi: Document -msse4.1.
10370 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
10372 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
10373 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
10374 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
10375 (ASM_SPEC): Add asm_pcrel_spec.
10376 (EXTRA_SPECS): Add asm_pcrel_spec.
10378 2007-05-21 David Daney <ddaney@avtrex.com>
10380 * doc/install.texi (Building a cross compiler): Add requirements
10381 for Java cross compiler.
10383 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10385 PR middle-end/31995
10386 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
10387 Add loopno argument. Use evolution_function_is_invariant_rec_p
10388 instead of evolution_function_is_constant_p.
10389 Update calls to evolution_function_is_affine_multivariate_p.
10390 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
10391 Add loopno argument.
10392 * tree-scalar-evolution.c (gather_chrec_stats): Call
10393 evolution_function_is_affine_multivariate_p with a loop
10395 * tree-data-ref.c (analyze_miv_subscript): Likewise.
10396 (analyze_overlapping_iterations): Likewise.
10397 (access_functions_are_affine_or_constant_p): Likewise.
10398 (build_classic_dist_vector_1): If the access functions
10399 are equal, don't do anything.
10401 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
10402 Paolo Carlini <pcarlini@suse.de>
10403 Uros Bizjak <ubizjak@gmail.com>
10405 * c-cppbuiltin.c (c_cpp_builtins): Define
10406 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
10407 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
10408 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
10409 * doc/cpp.texi ([Standard Predefined Macros]): Document.
10411 2007-05-21 Mike Stump <mrs@apple.com>
10413 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
10415 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10417 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
10419 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
10420 implementation if __OPTIMIZE__ is not defined.
10421 (_mm_alignr_pi8): Ditto.
10422 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10423 (_mm_inserti_si64): Ditto.
10424 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10425 (_mm_slli_epi16): Ditto.
10426 (_mm_slli_epi32): Ditto.
10427 (_mm_slli_epi64): Ditto.
10428 (_mm_srai_epi16): Ditto.
10429 (_mm_srai_epi32): Ditto.
10430 (_mm_srli_si128): Ditto.
10431 (_mm_slli_si128): Ditto.
10432 (_mm_srli_epi16): Ditto.
10433 (_mm_srli_epi32): Ditto.
10434 (_mm_srli_epi64): Ditto.
10435 (_mm_extract_epi16): Ditto.
10436 (_mm_insert_epi16): Ditto.
10437 (_mm_shufflehi_epi16): Ditto.
10438 (_mm_shufflelo_epi16): Ditto.
10439 (_mm_shuffle_epi32): Ditto.
10440 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
10441 (_m_pextrw): Ditto.
10442 (_mm_insert_pi16): Ditto.
10443 (_m_pinsrw): Ditto.
10444 (_mm_shuffle_pi16): Ditto.
10445 (_m_pshufw): Ditto.
10446 (_mm_shufle_ps): Ditto.
10447 (_mm_prefetch): Ditto.
10449 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
10451 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
10452 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
10453 * real.c (encode_i370_single, decode_i370_single,
10454 encode_i370_double, decode_i370_double): Functions removed.
10455 (i370_single_format, i370_double_format): Initializations removed.
10456 (real_maxval, round_for_format, exact_real_truncate, significand_size):
10457 Consider the log2_b field to always be one.
10458 (ieee_single_format, mips_single_format, coldfire_single_format,
10459 ieee_double_format, mips_double_format, coldfire_double_format,
10460 ieee_extended_motorola_format, ieee_extended_intel_96_format,
10461 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
10462 ibm_extended_format, mips_extended_format, ieee_quad_format,
10463 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
10464 decimal_single_format, decimal_double_format, decimal_quad_format,
10465 c4x_single_format, c4x_extended_format, real_internal_format): Remove
10466 initialization of log2_b.
10467 * real.h (i370_single_format, i370_double_format): Declarations
10469 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
10470 field to always be one.
10472 2007-05-21 Andreas Schwab <schwab@suse.de>
10474 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
10475 NOTE_INSN_BASIC_BLOCK_P.
10476 (process_for_unwind_directive): Likewise.
10478 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
10480 * builtins.c (expand_builtin_setjmp_setup): Update comment.
10481 * function.h (struct function): Move va_list_gpr_size,
10482 va_list_fpr_size, function_frequency to front of bitfields. Add
10484 (current_function_calls_unwind_init): New.
10485 * except.c (expand_builtin_unwind_init): Set
10486 current_function_calls_unwind_init not
10487 current_function_has_nonlocal_label.
10488 * reload1.c (has_nonexceptional_receiver): New.
10489 (reload): Use it and current_function_calls_unwind_init to
10490 determine whether call-saved regs must be saved.
10492 2007-05-20 Jan Hubicka <jh@suse.cz>
10494 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
10495 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10496 * ddg.c (create_ddg): LIkewise.
10497 * final.c (final): Remove hunk moving line number notes around since
10498 they are no longer present at this stage.
10499 (final_scan_insn): Use NOTE_KIND instead of
10500 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10501 (output_asm_label): Likewise.
10502 * reorg.c (dbr_schedule): Likewise.
10503 * haifa-sched.c (unlink_other_notes): Likewise.
10504 * mode-switching.c (optimize_mode_switching): Likewise.
10505 * graph.c (start_bb): Likewise.
10506 * rtl.def (NOTE): Update description.
10507 * jump.c (squeeze_notes): Delete.
10508 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
10509 NOTE_INSN_BASIC_BLOCK_P when possible.
10510 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
10511 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
10512 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10513 (dwarf2out_var_location): Likewise.
10514 * cfgbuild.c (make_edges): Likewise.
10515 (find_basic_blocks_1): Likewise.
10516 * function.c (reorder_blocks_1): Likewise.
10517 (epilogue_done): Likewise.
10518 (reposition_prologue_and_epilogue_notes): Likewise.
10519 * print-rtl.c (print_rtx): Likewise; drop code for printing
10521 (print_rtl): Likewise.
10522 (print_rtl_single): Likewise.
10523 * gcse.c (insert_insn_start_bb): Likewise.
10524 * alias.c (init_alias_analysis): Likewise.
10525 * calls.c (fixup_tail_calls): Likewise.
10526 * except.c (sjlj_emit_function_enter): Likewise.
10527 * emit-rtl.c (add_insn_after): Likeiwse.
10528 (emit_label_before): Likewise.
10529 (emit_label_after): Likewise.
10530 (emit_note_before, emit_note_after, emit_note): Update
10531 parameter to be enum insn_note; do not deal with source
10533 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
10534 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
10536 (merge_blocks_move_successor_nojumps): Simplify now when
10537 we don't have BLOCK notes.
10538 (try_optimize_cfg): Likewise.
10539 * cfglayout.c (skip_insns_after_block): Likewise.
10540 (record_effective_endpoints): Likewise.
10541 (duplicate_insn_chain): Likewise.
10542 * varasm.c (output_constant_pool_1): Likewise.
10543 * sched-deps.c (sched_analyze): Likewise.
10544 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
10546 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
10547 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
10548 (SET_INSN_DELETED): Simplify.
10549 (NOTE_LINE_NUMBER): Exterminate.
10550 (NOTE_LINE_KIND): New.
10551 (NOTE_INSN_BASIC_BLOCK_P): Update.
10552 (enum insn_note): Simplify.
10553 (GET_NOTE_INSN_NAME) Simplify.
10554 (emit_note_before, emit_note_after, emit_note): Update prototype.
10555 (squeeze_notes): Remove.
10556 * sched-int.h (NOTE_NOT_BB_P): Update.
10557 * resource.c (mark_target_live_regs): Update.
10558 * sched-rgn.c (debug_dependencies): Update.
10559 * sched-vis.c (print_insn): Update.
10560 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
10561 * config/i386/i386.c (ix86_output_function_epilogue): Update.
10562 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
10563 (TARGET_ADJUST_UNROLL_MAX): Likewise.
10564 (split_branches): Update.
10565 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
10567 (sh_adjust_unroll_max): Exterminate.
10568 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
10569 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
10570 (m68hc11_reorg): Likewise.
10571 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
10572 (emit_predicate_relation_info): Update.
10573 (process_for_unwind_directive): Update.
10574 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
10575 (output_call): Update.
10576 * config/pa/pa.c (output_lbranch): Update.
10577 (output_millicode_call): Update.
10578 (output_call): Update.
10579 (pa_combine_instructions): Update.
10580 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
10581 * config/bfin/bfin.c (gen_one_bundle): Update.
10582 * cfgrtl.c (can_delete_note_p): Update.
10583 (delete_insn): Update.
10584 (rtl_merge_blocks): Update.
10585 (commit_one_edge_insertion): Update.
10586 (rtl_verify_flow_info): Update.
10587 * stmt.c (expand_case): Do not call squeeze_notes.
10589 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10596 * c.opt (Wtype-limits): New.
10597 * doc/invoke.texi (Wtype-limits): Document it.
10598 (Wextra): Enabled by -Wextra.
10599 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10600 * c-common.c (shorten_compare): Warn with Wtype-limits.
10602 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10604 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
10605 inlined function, not as a macro.
10606 (_mm_alignr_pi8): Ditto.
10607 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10608 (_mm_inserti_si64): Ditto.
10609 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10610 (_mm_extract_epi16): Ditto.
10611 (_mm_insert_epi16): Ditto.
10612 (_mm_shufflehi_epi16): Ditto.
10613 (_mm_shufflelo_epi16): Ditto.
10614 (_mm_shuffle_epi32): Ditto.
10615 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
10616 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
10618 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
10620 (_m_to_float): Use C89 compatible assignment.
10622 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
10625 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
10627 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10630 * doc/invoke.texi (Wreturn-type): Complete description.
10631 (Wextra): Delete item about return-type warning.
10632 * c-decl.c: Delete redundant Wextra warning.
10634 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10637 * config/i386/pmmintrin.h: Do not include xmmintrin.h
10638 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
10639 inlined function, not as a macro.
10640 (_mm_prefetch): Ditto.
10641 (_m_pextrw): Ditto.
10642 (_mm_insert_pi16): Ditto.
10643 (_m_pinsrw): Ditto.
10644 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
10645 (_m_pshufw): Ditto. Add const to __N argument.
10646 (_mm_shufle_ps): Ditto. Add const to __mask argument.
10647 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
10648 (_mm_slli_epi32): Ditto.
10649 (_mm_srli_si128): Implement as always inlined function, not as a
10650 macro. Add __inline to function declaration.
10651 (_mm_slli_si128): Ditto.
10653 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
10655 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
10656 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
10658 (struct fenv): New structure.
10659 (FP_HANDLE_EXCEPTIONS): New define.
10660 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
10661 (_FP_DECL_EXP): New define.
10662 (FP_INIT_ROUNDMODE): New define.
10663 (FP_ROUNDMODE): New define.
10665 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10667 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
10668 (Wconversion): Update description.
10669 (Wconversion-sign): New.
10670 * c.opt (Wconversion-sign): New.
10671 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
10672 means disabled for C++. Otherwise, take the status of Wconversion.
10673 * c-common.c (conversion_warning): Warn with either Wconversion or
10675 (warnings_for_convert_and_check): Conditions are already checked by
10676 conversion_warning.
10677 (convert_and_check): Don't check warnings if the conversion failed.
10679 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
10680 Anatoly Sokolov <aesok@dol.ru>
10682 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
10683 avr_epilogue_uses) : Add declaration.
10684 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
10685 * config/avr/constraints.md (R): New constraint.
10686 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
10687 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
10688 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
10689 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
10690 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
10691 call_prologue_saves, epilogue_restores, return_from_epilogue,
10692 return_from_main_epilogue, return_from_interrupt_epilogue,
10693 return_from_naked_epilogue, prologue, epilogue): New patterns.
10694 (jump): Handle symbol reference.
10695 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
10696 avr_output_function_prologue, avr_output_function_epilogue): Remove
10698 (avr_init_machine_status, expand_prologue, expand_epilogue,
10699 avr_asm_function_end_prologue, avr_epilogue_uses,
10700 avr_asm_function_begin_epilogue): New functions.
10701 (prologue_size, epilogue_size, jump_tables_size): Remove global
10703 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
10704 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
10705 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
10706 (avr_override_options): Initialise init_machine_status.
10707 (output_movhi): Handle all stack pointer loads.
10708 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
10709 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
10710 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
10711 (EPILOGUE_USES) Redefine.
10712 (machine_function) Declare.
10714 2007-05-19 Richard Sandiford <richard@codesourcery.com>
10716 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
10717 Use a single return statement.
10719 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10721 PR middle-end/30250
10722 * builtins.c (do_mpfr_lgamma_r): New.
10723 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
10724 * tree.h (CASE_FLT_FN_REENT): New.
10726 2007-05-18 Geoffrey Keating <geoffk@apple.com>
10728 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
10729 (output_die): Use 'unsigned long' with %x.
10730 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
10731 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
10732 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
10734 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
10736 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
10741 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
10742 true if function has no argument.
10744 2007-05-18 DJ Delorie <dj@redhat.com>
10746 * config/mips/mips.c (mips_offset_within_alignment_p): New.
10747 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
10749 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10751 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
10752 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
10753 count_trailing_zeros.
10754 (__i386__): Implement count_leading_zeros using __builtin_clz().
10755 Implement count_trailing_zeros usign __builtin_ctz().
10757 2007-05-18 Richard Sandiford <richard@codesourcery.com>
10759 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
10761 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10763 PR middle-end/31344
10764 * expr.c (emit_move_change_mode): Change mode of push operands here.
10766 2007-05-17 Ian Lance Taylor <iant@google.com>
10768 PR tree-optimization/31953
10769 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
10770 Change all callers.
10771 (set_value_range_to_null): Call set_value_range_to_value.
10772 (extract_range_from_comparison): Likewise.
10774 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10776 * toplev.c (print_version): Output GMP/MPFR version info.
10778 * builtins.c (CASE_MATHFN_REENT): New macro.
10779 (mathfn_built_in): Use it.
10780 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
10781 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
10782 BUILT_IN_LGAMMAL_R): New.
10783 * doc/extend.texi: Document new builtins.
10785 PR middle-end/31796
10786 * builtins.c (do_mpfr_remquo): New.
10787 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
10788 (fold_builtin_3): Handle BUILT_IN_REMQUO.
10790 PR middle-end/30251
10791 * builtins.c (fold_builtin_1): Handle y0, y1.
10792 (fold_builtin_2): Handle yn.
10794 PR middle-end/30251
10795 * builtins.c (do_mpfr_bessel_n): New.
10796 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
10797 (fold_builtin_2): Handle BUILT_IN_JN.
10799 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
10802 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
10803 TYPE_PRECISION (intmax_type_node).
10805 2007-05-17 Steve Ellcey <sje@cup.hp.com>
10808 * reload.c (subst_reloads): Remove checking.
10810 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10812 PR rtl-optimization/31691
10813 * combine.c (simplify_set): Build a new src pattern instead of
10814 substituting its operands in the COMPARE case.
10816 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
10818 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
10819 (execute_vrp): Preserve loops through jump threading.
10820 * tree-ssa-threadupdate.c (thread_single_edge,
10821 dbds_continue_enumeration_p, determine_bb_domination_status,
10822 thread_through_loop_header): New functions.
10823 (create_edge_and_update_destination_phis,
10824 create_edge_and_update_destination_phis): Set loops for the new blocks.
10825 (prune_undesirable_thread_requests): Removed.
10826 (redirect_edges): Do not pretend that redirect_edge_and_branch can
10828 (thread_block): Do not call prune_undesirable_thread_requests.
10830 (mark_threaded_blocks): Select edges to thread here.
10831 (thread_through_all_blocks): Take may_peel_loop_headers argument.
10832 Thread edges through loop headers independently.
10833 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
10834 * tree-pass.h (TODO_mark_first_instance): New.
10835 (first_pass_instance): Declare.
10836 * cfghooks.c (duplicate_block): Put the block to the original loop
10837 if copy is not specified.
10838 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
10839 jump threading. Pass may_peel_loop_headers to
10840 thread_through_all_blocks according to first_pass_instance.
10841 * cfgloop.h (create_preheader): Declare.
10842 * tree-flow.h (thread_through_all_blocks): Declaration changed.
10843 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
10844 * passes.c (first_pass_instance): New variable.
10845 (next_pass_1): Set TODO_mark_first_instance.
10846 (execute_todo): Set first_pass_instance.
10848 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
10850 PR tree-optimization/24659
10851 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
10852 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
10853 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
10854 OTI_vec_pack_ufix_trunc.
10855 (vec_unpacks_float_hi_optab): Define new macro.
10856 (vec_unpacks_float_lo_optab): Ditto.
10857 (vec_unpacku_float_hi_optab): Ditto.
10858 (vec_unpacku_float_lo_optab): Ditto.
10859 (vec_pack_sfix_trunc_optab): Ditto.
10860 (vec_pack_ufix_trunc_optab): Ditto.
10861 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
10862 and vec_pack_[s|u]fix_trunc_optab using
10863 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
10864 * tree-vectorizer.c (supportable_widening_operation): Handle
10865 FLOAT_EXPR and CONVERT_EXPR. Update comment.
10866 (supportable_narrowing_operation): New function.
10867 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
10868 * tree-vect-transform.c (vectorizable_conversion): Handle
10869 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10870 (vect_gen_widened_results_half): Move before vectorizable_conversion.
10871 (vectorizable_type_demotion): Call supportable_narrowing_operation()
10872 to check for target support.
10873 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
10874 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
10875 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
10876 for VEC_PACK_FIX_TRUNC_EXPR.
10877 (expand_binop): Special case mode of the result for
10878 vec_pack_[u|s]fix_trunc_optab.
10879 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
10880 vec_pack_[u|s]fix_trunc_optab.
10882 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
10883 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
10884 * tree-pretty-print.c (dump_generic_node): Handle
10885 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
10886 VEC_PACK_FIX_TRUNC_EXPR.
10888 * expr.c (expand_expr_real_1): Ditto.
10889 * tree-inline.c (estimate_num_insns_1): Ditto.
10890 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10892 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
10893 (vec_unpacks_float_lo_v8hi): Ditto.
10894 (vec_unpacku_float_hi_v8hi): Ditto.
10895 (vec_unpacku_float_lo_v8hi): Ditto.
10896 (vec_unpacks_float_hi_v4si): Ditto.
10897 (vec_unpacks_float_lo_v4si): Ditto.
10898 (vec_pack_sfix_trunc_v2df): Ditto.
10900 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
10902 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
10903 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
10904 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
10905 [vec_pack_ufix_trunc]: Ditto.
10906 [vec_unpacks_float_hi]: Ditto.
10907 [vec_unpacks_float_lo]: Ditto.
10908 [vec_unpacku_float_hi]: Ditto.
10909 [vec_unpacku_float_lo]: Ditto.
10911 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
10913 * soft-fp/README: Update for new files.
10914 * soft-fp/floattisf.c: New file.
10915 * soft-fp/floattidf.c: New file.
10916 * soft-fp/floattitf.c: New file.
10917 * soft-fp/floatuntisf.c: New file.
10918 * soft-fp/floatuntidf.c: New file.
10919 * soft-fp/floatuntitf.c: New file.
10920 * soft-fp/fixsfti.c: New file.
10921 * soft-fp/fixdfti.c: New file.
10922 * soft-fp/fixtfti.c: New file.
10923 * soft-fp/fixunssfti.c: New file.
10924 * soft-fp/fixunsdfti.c: New file.
10925 * soft-fp/fixunstfti.c: New file.
10926 * soft-fp/extendxftf.c: New file.
10927 * soft-fp/trunctfxf.c: New file.
10929 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
10930 (__trunctfxf2): Ditto.
10932 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
10933 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
10934 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
10935 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
10936 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
10937 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
10939 * config/i386/t-fprules-softfp64: New file.
10940 * config/i386/sfp-machine.h: New file.
10941 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
10942 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
10943 and soft-fp/t-softfp to tmake_file.
10944 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
10945 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
10947 * config/i386/t-linux64 (softfp_wrap_start): New.
10948 (softfp_wrap_end): New.
10949 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
10950 supported for TARGET_64BIT.
10952 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10954 * c-common.c (c_common_signed_or_unsigned_type): Emulate
10955 c_common_unsigned_type behavior.
10957 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
10959 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
10962 2007-05-16 Eric Christopher <echristo@apple.com>
10964 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
10965 saving after stack push. Set sp_offset whenever we push.
10966 (rs6000_emit_epilogue): Move altivec register restore before
10969 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10971 * configure.ac: Allow sysroots to be relocated under $prefix as
10972 well as $exec_prefix.
10973 * configure: Regenerate.
10975 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10979 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10981 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10982 (gcc_tooldir): Likewise.
10983 * configure: Regenerate.
10984 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10985 old configure.ac gcc_tooldir setting.
10986 (prefix_to_exec_prefix): New variable.
10987 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10988 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10990 2007-05-14 Janis Johnson <janis187@us.ibm.com>
10992 * c-typeck.c (build_binary_op): Return early for error.
10994 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
10996 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
10997 struct nb_iter_bound.
10998 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
10999 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
11000 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
11001 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
11002 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
11003 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
11004 (del_scev_info): Use ggc_free.
11005 (scev_initialize): Allocate scalar_evolution_info in gc memory.
11006 * loop-init.c: Include ggc.h.
11007 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
11008 (loop_optimizer_finalize): Use ggc_free.
11009 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
11010 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
11011 pass_iv_optimize): Add TODO_ggc_collect.
11012 * function.h (struct function): Remove skip marker from
11014 * cfgloop.c: Include ggc.h.
11015 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
11017 (establish_preds): Vector superloops is gc allocated.
11018 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
11020 (flow_loops_find): Vector larray is gc allocated.
11021 (loop_exit_free): Use ggc_free.
11022 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
11023 that head of exits list is now not a part of struct loop.
11024 (record_loop_exits): Allocate exits table in gc memory.
11025 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
11026 that head of exits list is now not a part of struct loop.
11027 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
11028 struct loop_exit): Add GTY marker.
11029 (struct loop): Add GTY marker. Make superloops vector gc allocated.
11030 Add skip marker to aux field. Make head of exits list a separate
11032 (struct loops): Add GTY marker. Make larray vector gc allocated.
11033 Add param marker to exits table.
11034 (get_loops): Type changed.
11035 * Makefile.in (tree-scalar-evolution.o): Add
11036 gt-tree-scalar-evolution.h dependency.
11037 (cfgloop.o, loop-init.o): Add ggc.h dependency.
11038 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
11039 * basic-block.h (struct basic_block_def): Remove skip marker from
11042 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
11044 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
11045 of 0 in the call to expand_expr().
11046 (expand_builtin_mathfn_3): Ditto.
11047 (expand_builtin_interclass_mathfn): Ditto.
11048 (expand_builtin_cexpi): Ditto.
11049 (expand_builtin_int_roundingfn): Ditto.
11050 (expand_builtin_int_roundingfn_2): Ditto.
11051 (expand_builtin_pow): Ditto.
11052 (expand_builtin_powi): Ditto.
11053 (expand_builtin_bswap): Ditto.
11054 (expand_builtin_unop): Ditto.
11055 (expand_builtin_fabs): Ditto.
11056 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
11057 the call to expand_expr().
11058 (expand_builtin_sync_operation): Ditto.
11059 (expand_builtin_compare_and_swap): Ditto.
11060 (expand_builtin_lock_test_and_set): Ditto.
11061 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
11062 instead of 0 in the call to expand_expr().
11063 (expand_builtin_extract_return_addr): Ditto.
11064 (expand_builtin_eh_return): Ditto.
11065 (expand_eh_return): Ditto.
11066 * explow.c (expr_size): Ditto.
11067 * expr.c (optimize_bitfield_assignment_op): Ditto.
11068 (expand_assignement): Ditto.
11069 (store_expr): Ditto.
11070 (store_field): Ditto.
11071 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
11072 the call to expand_expr().
11073 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
11074 in the call to expand_expr().
11075 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
11076 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
11077 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
11079 * optabs.c (expand_vec_shift_expr): Ditto.
11080 (expand_vec_cond_expr): Ditto.
11081 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
11082 call to expand_expr().
11083 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
11084 in the call to expand_expr().
11086 2007-05-14 Dave Korn <dave.korn@artimi.com>
11088 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
11090 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
11092 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
11093 instead of c_common_unsigned_type.
11094 (c_common_unsigned_type): Remove.
11095 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
11096 c_common_unsigned_type.
11097 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
11098 c_common_unsigned_type.
11099 * c-common.h (c_common_unsigned_type): Remove.
11100 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
11101 c_common_unsigned_type.
11102 * c-format.c (check_format_types): Use unsigned_type_for instead of
11103 c_common_unsigned_type.
11104 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11105 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
11106 of c_common_unsigned_type.
11107 * convert.c (convert_to_integer): Use unsigned_type_for instead of
11108 lang_hooks.types.unsigned_type.
11109 * expmed.c (make_tree): Use unsigned_type_for instead of
11110 lang_hooks.types.unsigned_type.
11111 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
11112 lang_hooks.types.unsigned_type.
11113 (build_range_check): Likewise.
11114 (fold_unary): Likewise.
11115 (fold_binary): Likewise.
11116 (fold_ternary): Likewise.
11117 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11118 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
11119 * tree.c (get_unsigned_type): New.
11120 (unsigned_type_for): Use get_unsigned_type instead of
11121 lang_hooks.types.unsigned_type.
11123 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
11125 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
11126 to m68k_get_function_kind. Update its prototype.
11127 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
11129 (m68k_interrupt_function_p): Return enum m68k_function_type
11130 instead of bool. Rename to m68k_get_function_kind.
11131 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
11132 target is not fido.
11133 (m68k_compute_frame_layout): Don't mark any register for save
11134 if an interrupt_thread attribute is specified.
11135 (m68k_hard_regno_rename_ok): Update a use of
11136 m68k_interrupt_function_p.
11137 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
11138 m68k_interrupt_function_p.
11139 (m68k_function_type): New.
11140 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
11141 for a function with an interrupt_thread attribute.
11142 * doc/extend.texi: Document the interrupt_thread attribute.
11144 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
11146 Fix PR tree-optimization/31911
11147 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
11148 if they didn't change the expression.
11150 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
11152 * tree-scalar-evolution.c (resolve_mixers): Exported.
11153 * tree-scalar-evolution.h (resolve_mixers): Declare.
11154 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
11155 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
11156 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
11157 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
11158 init_array_ref, init_pointer_ref, analyze_indirect_ref,
11159 strip_conversion, analyze_offset_expr, address_analysis,
11160 object_analysis, analyze_offset): Removed.
11161 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
11162 split_constant_offset, canonicalize_base_object_address,
11163 object_address_invariant_in_loop_p, disjoint_objects_p,
11164 dr_may_alias_p, dr_address_invariant_p): New functions.
11165 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
11166 and dr_analyze_alias.
11167 (initialize_data_dependence_relation): Use dr_may_alias_p
11168 and object_address_invariant_in_loop_p.
11169 (compute_self_dependence): Handle the case when
11170 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
11171 (find_data_references_in_stmt): Restrict the analysis of data
11172 references to the given loop nest.
11173 (find_data_references_in_loop): Made static. Pass loop nest to
11174 find_data_references_in_stmt.
11175 (compute_data_dependences_for_loop): Use DR_VOPS.
11176 (free_data_ref): Free DR_VOPS.
11177 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
11178 (struct innermost_loop_behavior): ... new.
11179 (struct base_object_info): Replaced by ...
11180 (struct indices): ... new.
11181 (struct dr_alias): New.
11182 (enum data_ref_type): Removed.
11183 (struct data_reference): Consist of struct innermost_loop_behavior,
11184 struct indices and struct dr_alias.
11185 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
11186 (DR_MEMTAG): Renamed to ...
11187 (DR_SYMBOL_TAG): ... this.
11188 (find_data_references_in_loop): Declaration removed.
11189 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
11190 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
11191 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
11192 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
11194 2007-05-13 Revital Eres <eres@il.ibm.com>
11196 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
11197 which walks virtual def-use chains to find redundant stores.
11198 (dse_optimize_stmt): Call it.
11200 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11202 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
11203 * passes.c (init_optimization_passes): Move pass_jump_bypass
11206 * basic-block.h (bb_has_eh_pred): Fix style issue.
11208 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11210 PR rtl-optimization/31848
11211 * loop-invariant.c (move_invariant_reg): If we move an insn
11212 with a REG_EQUAL note, and that insn is not always executed,
11213 remove the REG_EQUAL note.
11215 2007-05-12 Richard Guenther <rguenther@suse.de>
11217 PR tree-optimization/31797
11218 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
11219 propagate into a stmt that has volatile ops.
11221 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11223 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11224 (gcc_tooldir): Likewise.
11225 * configure: Regenerate.
11226 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11227 old configure.ac gcc_tooldir setting.
11228 (prefix_to_exec_prefix): New variable.
11229 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11230 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11232 2007-05-11 Silvius Rus <rus@google.com>
11234 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
11235 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
11236 * c-common.h (strict_aliasing_warning): Change return type.
11237 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
11238 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
11239 (build_c_cast): Condition call to strict_aliasing_warning.
11240 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
11241 * flags.h (set_Wstrict_aliasing): Declare.
11242 * opts.c (set_Wstrict_alising): Define, add call to.
11243 * tree-flow.h (strict_aliasing_warning_backend): Declare.
11244 * tree-ssa-alias-warnings.c: New file.
11245 * tree-ssa-alias.c (compute_may_aliases): Add call to
11246 strict_aliasing_warning_backend.
11248 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
11250 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
11251 Use loop_depth and loop_outer accessor functions.
11252 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
11253 determine_invariantness_stmt, move_computations_stmt): Ditto.
11254 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
11255 add_loop, loopify, unloop, fix_loop_structure): Ditto.
11256 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
11257 * tree-scalar-evolution.c (interpret_loop_phi,
11258 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
11259 instantiate_parameters_1, scev_const_prop): Ditto.
11260 * cfghooks.c (make_forwarder_block): Ditto.
11261 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
11262 * modulo-sched.c (loop_canon_p): Ditto.
11263 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
11264 slpeel_can_duplicate_loop_p): Ditto.
11265 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
11266 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
11267 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
11268 cancel_loop, verify_loop_structure): Ditto.
11269 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
11270 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
11271 superloops vector instead of "pred" array.
11272 (establish_preds): Take father loop as an argument. Initialize the
11274 (flow_loop_tree_node_add): Pass father loop to establish_preds.
11275 Do not initialize loop->outer.
11276 (flow_loop_tree_node_remove): Truncate the superloops vector.
11277 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
11278 "pred" merged to "superloops" vector.
11279 (loop_depth, loop_outer): New.
11280 (fel_init): Use loop_outer.
11282 2007-05-11 Jan Hubicka <jh@suse.cz>
11284 * cgraphunit.c: Include gt-cgraphunit.h
11285 (static_ctors, static_dtors): New static vars.
11286 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
11287 based on implementation in c-common.c
11288 (cgraph_finalize_function): Call record_cdtor_fn.
11289 (cgraph_optimize): Call cgraph_build_cdtor_fns.
11290 * decl.c (finish_function): Do not call c_record_cdtor_fn.
11291 (c_write_global_declarations): Do not call c_build_cdtor_fns.
11292 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
11293 build_cdtor, c_build_cdtor_fns): Remove.
11294 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
11295 c_build_cdtor_fns): Remove prototype.
11297 2007-05-11 Paolo Carlini <pcarlini@suse.de>
11300 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
11301 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
11302 * builtins.c (fold_builtin_memchr): New.
11303 (expand_builtin_memchr): Call the latter.
11304 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
11305 * doc/extend.texi ([Other built-in functions provided by GCC]):
11308 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
11310 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
11311 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
11312 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
11313 PFPO_OP1_TYPE_SHIFT): Constants added.
11314 (DFP_ALL): Mode macro defined.
11315 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
11316 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
11317 Insn definitions added.
11318 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
11319 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
11322 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
11324 PR tree-optimization/31885
11325 * tree-chrec.c (chrec_contains_undetermined): Do not consider
11326 NULL_TREE to be undetermined.
11327 (automatically_generated_chrec_p): Return false for NULL.
11329 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11331 * config/bfin/bfin.h (MOVE_RATIO): Define.
11333 2007-05-10 Richard Sandiford <richard@codesourcery.com>
11335 * config.gcc (sparc-wrs-vxworks): New target.
11336 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
11337 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
11338 * config/sparc/sparc.h: Include vxworks-dummy.h.
11339 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
11340 include LABEL_REFs too.
11341 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
11342 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
11344 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
11346 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
11347 (sparc_emit_call_insn): New function.
11348 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
11349 functions when generating VxWorks PIC.
11350 * config/sparc/sparc.md (vxworks_load_got): New pattern.
11351 (call, call_value): Use sparc_emit_call_insn instead of
11354 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11356 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
11358 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11360 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
11361 for floating-point values if HOST_BITS_PER_LONG > 32. Use
11362 split_double instead of operand_subword.
11364 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11366 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
11367 * config/bfin/bfin.c (bfin_local_alignment): New function.
11368 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
11370 2007-05-08 Chao-ying Fu <fu@mips.com>
11372 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
11373 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
11374 (smsub_widen_optab, umsub_widen_optab): Define.
11375 * optabs.c (init_optabs): Initialize smsub_widen_optab and
11377 * genopinit.c (optabs): Fill in smsub_widen_optab and
11379 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
11380 and umsub_widen_optab to implement multiply-subtract sequences.
11381 * config/mips/mips.md (*msac<u>_di): Rename to...
11382 (<u>msubsidi4): ...this. Extend condition to include
11383 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11384 of operand 0 to "ka" and use the three-operand form of msub<u>
11386 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
11389 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11391 PR rtl-optimization/28011
11392 * reload.c (push_reload): Set dont_share if IN appears in OUT
11393 also when IN is a PLUS rtx.
11394 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
11397 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
11399 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
11400 call unshare_all_decls.
11401 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
11402 (unshare_all_decls): Remove.
11404 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
11407 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
11410 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
11411 Nigel Stephens <nigel@mips.com>
11413 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
11414 Update comments and all uses.
11415 (MIN_FPRS_PER_FMT): Define.
11416 * config/mips/mips.c (function_arg): Fix to correctly handle
11417 the -mips32r2 -mfp64 -mabi=32 case.
11418 (override_options): Enable use of odd-numbered registers for
11419 SFmode values on MIPS32.
11420 (mips_save_reg_p): Save whole floating-point register pair if
11421 either half is used.
11422 (compute_frame_size): Fix comment.
11424 2007-05-08 Jie Zhang <jie.zhang@analog.com>
11426 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
11427 argument of type bool.
11428 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
11429 argument. Safely select temporary P register according to it.
11430 (do_link): Change call site of add_to_reg accordingly.
11431 (do_unlink): Add epilogue_p as a fourth argument and pass it
11433 (expand_interrupt_handler_epilogue): Change call of do_unlink
11435 (bfin_expand_prologue): Add a third argument sibcall_p.
11436 * config/bfin/bfin.md (epilogue): Change call of
11437 bfin_expand_epilogue accordingly.
11438 (sibcall_epilogue): Likewise.
11439 (eh_return_internal): Likewise.
11441 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
11442 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
11443 * config/bfin/bfin.c (bfin_handle_option): Handle
11444 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
11445 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
11446 Support bf534, bf536 and bf561.
11447 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
11449 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
11452 * config/i386/i386.c (ix86_function_regparm): Process local
11453 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
11455 2007-05-07 Mike Stump <mrs@apple.com>
11457 * doc/invoke.texi (Warning Options): Document that -Wempty-body
11458 also checks for and while statements in C++.
11460 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
11462 * gcc.c (at_file_supplied): New variable.
11463 (main): Set it if we expanded argv.
11464 (do_spec_1): Pass an @-file to the linker if we were called with
11465 an @-file argument and HAVE_GNU_LD.
11466 * collect2.c (at_file_supplied): New variable.
11467 (response_file): New variable.
11468 (collect_exit): Unlink response_file if necessary.
11469 (handler): Likewise.
11470 (do_wait): Likewise.
11471 (main): Set at_file_supplied if we expanded argv.
11472 (collect_execute): Pass an @-file to subprocesses if we were called
11473 with an @-file argument.
11474 * configure.ac: Add define for HAVE_GNU_LD.
11475 * configure: Regenerate.
11476 * config.in: Regenerate.
11478 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
11480 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
11481 operand to HI mode.
11486 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
11488 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
11489 (TARGET_ENCODE_SECTION_INFO): Re-define.
11490 (m32c_encode_section_info): New
11491 (function_vector_handler): New
11492 (current_function_special_page_vector): New
11493 (m32c_special_page_vector_p): New.
11494 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
11496 * config/m32c/jump.md: Added instruction JSRS for functions
11497 with attribute "function_vector".
11498 * doc/extend.texi (function_vector): Added description
11499 for M16C, M32C targets.
11501 2007-05-07 DJ Delorie <dj@redhat.com>
11504 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
11505 ashrpsi3, lshrpsi3): Update shift count constraint.
11507 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
11508 Nathan Froyd <froydnj@codesourcery.com>
11511 * c-incpath.c (add_path): Strip trailing path separators.
11513 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
11515 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
11516 Free dominance info before purging EH edges.
11517 (eliminate_degenerate_phis): Likewise.
11518 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
11520 2007-05-07 Jan Hubicka <jh@suse.cz>
11522 * gimplify.c (gimplify_expr): Do not crash when folding
11523 (void *)(int)&a + 4.
11525 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11528 * c-opts.c (lang_fortran): Make it non static.
11529 * c-common.h (lang_fortran): New prototype.
11530 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
11531 -lang-fortran option was passed by the driver.
11533 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
11535 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
11536 of ASSERT_CHECKING. Tweak message.
11538 2007-05-06 Revital Eres <eres@il.ibm.com>
11541 * loop-unroll.c (insert_var_expansion_initialization):
11542 Initialize the expansions with -zero instead of +zero.
11544 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
11546 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
11547 into pic and non-pic versions. Mark r19 as used for
11548 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
11549 for tgd_load, tld_load and tie_load .
11550 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
11551 version of tgd_load, tld_load and tie_load depending on the
11554 2007-05-04 Ulrich Drepper <drepper@redhat.com>
11555 Jakub Jelinek <jakub@redhat.com>
11557 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
11558 (__do_global_dtors_aux): Use more paranoid loop to run
11559 destructors if HIDDEN_DTOR_LIST_END.
11560 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
11562 2007-05-04 Jakub Jelinek <jakub@redhat.com>
11564 * varasm.c (align_variable): Don't increase alignment for
11565 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
11566 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
11568 2007-05-04 Josh Conner <jconner@apple.com>
11570 * basic-block.h (cdi_direction): Assign values to all enumeration
11572 (dom_computed): Remove.
11573 (dom_info_state): New.
11574 (set_dom_info_availability): New.
11575 * tree-ssa-loop-im.c (determine_invariantness): Initialize
11576 walk_data.dom_direction.
11577 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
11578 instead of dom_computed[].
11579 (split_edge): Likewise.
11580 (create_basic_block): Likewise.
11581 (merge_blocks): Likewise.
11582 * ifcvt.c (find_if_header): Likewise.
11583 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
11584 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
11585 * tree-ssa.c (verify_ssa): Likewise.
11586 * tree-cfg.c (tree_verify_flow_info): Likewise.
11587 (remove_edge_and_dominated_blocks): Likewise.
11588 * dominance.c (dom_computed): Make static.
11589 (calc_dfs_tree_nonrec): Change third param to a bool.
11590 (calc_dfs_tree): Change second param to a bool.
11591 (calc_idioms): Change second param to a bool. Use
11592 dom_convert_dir_to_idx.
11593 (init_dom_info): Validate dir before using.
11594 (dom_convert_dir_to_idx): New.
11595 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
11596 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
11597 (free_dominance_info): Use dom_convert_dir_to_idx.
11598 (get_immediate_dominator): Likewise.
11599 (set_immediate_dominator): Likewise.
11600 (get_dominated_by): Likewise.
11601 (redirect_immediate_dominators): Likewise.
11602 (nearest_common_denominator): Likewise.
11603 (dominated_by_p): Likewise.
11604 (bb_dom_dfs_in): Likewise.
11605 (bb_dom_dfs_out): Likewise.
11606 (recount_dominator): Likewise.
11607 (iterate_fix_dominators): Likewise.
11608 (add_to_dominance_info): Likewise.
11609 (delete_from_dominance_info): Likewise.
11610 (first_dom_son): Likewise.
11611 (next_dom_son): Likewise.
11612 (dom_info_available_p): Likewise.
11613 (dom_info_state): New.
11614 (set_dom_info_availability): New.
11616 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11618 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
11620 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
11622 2007-05-04 Bob Wilson <bob.wilson@acm.org>
11624 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
11625 (subdi3, subdi_carry): Delete.
11627 2007-05-04 Jan Hubicka <jh@suse.cz>
11628 Richard Guenther <rguenther@suse.de>
11630 * opts.c (decode_options): Do not fiddle with inlining
11631 parameters in case of optimizing for size.
11632 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
11633 for size do nothing.
11634 (cgraph_decide_inlining_of_small_function): When optimizing for
11635 size never inline functions increasing caller size.
11636 (cgraph_early_inlining): Inline for size when optimizing for size.
11638 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
11640 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
11641 logical operations piecewise.
11642 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
11643 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
11644 subdi_sesidi_di): Delete.
11645 (add_with_carry): Produce carry in CC instead of a DREG to shorten
11646 the generated sequence. Allow three-reg add in constraints. Rewrite
11647 the rtl expression for carry to avoid zero_extend of a constant.
11648 (sub_with_carry): New pattern.
11649 (adddi3, subdi3): Change into define_expand. For subtract, generate a
11650 different sequence not involving jumps.
11651 (notbi): Now a named pattern.
11653 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
11655 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
11656 Add the note about a significant loss of accuracy of some
11657 mathematical routines when these options are used.
11659 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11661 * haifa-sched.c (rtx_vec_t): New typedef.
11662 (contributes_to_priority_p): Extract piece of priority () into new
11664 (priority): Use the function. Add assertion.
11665 (rank_for_schedule, set_priorities): Add assertion to check that
11666 insn's priority is initialized.
11667 (clear_priorities, calc_priorities): Change signature. Make it update
11668 all relevant insns. Update all callers ('add_to_speculative_block ()'
11669 and 'create_block_check_twin ()').
11670 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
11671 Add new field 'priority_status'.
11672 (INSN_PRIORITY_STATUS): New macro.
11673 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
11675 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11677 * sched-ebb.c (debug_ebb_dependencies): New static function.
11678 (init_ready_list): Use it.
11680 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
11681 with changed signature and 'debug_rgn_dependencies ()'.
11682 (debug_rgn_dependencies): New static function.
11683 (init_ready_list): Use it.
11685 * sched-int.h (debug_dependencies): Declare.
11687 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11689 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
11691 2007-05-04 Dirk Mueller <dmueller@suse.de>
11693 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
11695 2007-05-03 Jan Hubicka <jh@suse.cz>
11697 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
11698 ((T1)X op (T1)Y), for pointer type in more cases than before.
11700 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
11702 * tree-object-size.c (plus_expr_object_size): When operand size is
11703 unknown, return unknown.
11705 2007-05-03 Dirk Mueller <dmueller@suse.de>
11707 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
11709 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
11712 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
11714 2007-05-03 Janis Johnson <janis187@us.ibm.com>
11716 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
11718 2007-05-03 Joseph Myers <joseph@codesourcery.com>
11720 * config/soft-fp/double.h, config/soft-fp/extended.h,
11721 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
11722 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
11723 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
11724 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
11727 2007-05-03 Ian Lance Taylor <iant@google.com>
11729 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
11730 MASK_PPC_GFXOPT for 8540 or 8548.
11732 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11734 * tree-vect-transform.c (vect_update_inits_of_drs): Use
11735 vect_print_dump_info() to output debug information.
11737 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11740 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
11741 operands of size 2 when operand is not MEM_P.
11743 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11745 PR tree-optimization/30565
11746 * lambda-code.c (perfect_nestify): Fix updating of dominators.
11748 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
11750 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
11751 (umulsi3_highpart): Use them.
11752 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
11753 for final accumulator to D regisster tranfser.
11755 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
11757 PR tree-optimization/31699
11758 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
11760 (vect_enhance_data_refs_alignment): Compute peel amount using
11761 TYPE_VECTOR_SUBPARTS instead of vf.
11762 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
11764 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
11767 * system.h: Remove inclusion of double-int.h
11768 * tree.h: Include double-int.h
11769 * gengtype.c: Likewise
11770 * cfgloop.h: Likewise
11771 * Makefile.in: Adjust dependencies on double-int.h
11773 2007-05-02 Eric Christopher <echristo@apple.com>
11775 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
11776 -shared to -Zdynamiclib.
11778 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
11781 * c-common.c (strip_pointer_or_array_types): New function.
11782 * c-common.h (strip_pointer_or_array_types): New function declaration.
11784 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11786 PR tree-optimization/31771
11787 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
11789 2007-05-02 Paul Brook <paul@codesourcery.com>
11791 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
11793 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11795 PR middle-end/29715
11796 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
11799 2007-05-02 Nick Clifton <nickc@redhat.com>
11801 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
11803 2007-05-02 Richard Guenther <rguenther@suse.de>
11805 PR tree-optimization/31146
11806 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
11807 argument, single_use_p. If we have a single use that is
11808 a conversion to the definition rhs type, propagate that rhs.
11809 (forward_propagate_addr_expr): Pass single_use_p argument
11810 to forward_propagate_addr_expr_1.
11812 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
11814 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
11817 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11819 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
11820 'AMD Family 10 core'.
11822 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11824 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
11825 and athlon64-sse3 as improved versions of k8, opteron and athlon64
11826 with SSE3 instruction set support.
11827 * doc/invoke.texi: Likewise.
11829 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11831 * config/i386/i386.c (override_options): Tuning 32-byte loop
11832 alignment for amdfam10 architecture. Increasing the max loop
11833 alignment to 24 bytes.
11835 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
11837 * config/m68k/constraints.md: New.
11838 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
11839 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11840 EXTRA_CONSTRAINT): Remove.
11841 * config/m68k/m68k.md: Include constraints.md.
11842 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
11844 2007-05-01 Ian Lance Taylor <iant@google.com>
11846 PR tree-optimization/31739
11847 * tree-vrp.c (vrp_val_is_max): New static function.
11848 (vrp_val_is_min): New static function.
11849 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
11851 (set_value_range): Use vrp_val_is_{max,min}.
11852 (extract_range_from_assert): Likewise.
11853 (extract_range_from_binary_expr): Likewise.
11854 (extract_range_from_unary_expr): Likewise.
11855 (dump_value_range, vrp_meet): Likewise.
11856 (vrp_visit_phi_node): Likewise.
11857 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
11859 2007-05-01 Mark Mitchell <mark@codesourcery.com>
11861 * config/i386/gmon-sol2.c (size_t): New type.
11862 (intptr_t): Likewise.
11863 (s_textsize): Declare as size_t.
11865 (monstartup): Use size_t for sizes.
11866 (_mcount): Save and restore registers.
11867 (internal_mcount): Pass 0 as the first argument to monstartup
11869 (moncontrol): Convert pointer to appropriately sized integer
11870 before passing to profil.
11872 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11874 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
11875 __NO_FPRS__, not just if _SOFT_DOUBLE.
11876 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
11877 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
11878 also for E500 double.
11879 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
11880 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
11883 2007-05-01 Richard Guenther <rguenther@suse.de>
11885 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
11888 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11890 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
11892 2007-05-01 Jan Hubicka <jh@suse.cz>
11894 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
11897 2007-05-01 Jan Hubicka <jh@suse.cz>
11899 * tree.h (maybe_fold_offset_to_component_ref): Remove.
11900 (maybe_fold_offset_to_reference): Declare.
11901 * fold-const.c (fold_unary): Do not fold
11902 (type *)&A into &A->field_of_type_and_offset_0
11903 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
11904 size is unknown, give up.
11905 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
11907 (maybe_fold_offset_to_reference): New.
11908 (maybe_fold_stmt_indirect): Use it.
11909 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
11910 * gimplify.c (gimplify_conversion): Canonicalize conversions to
11912 (gimplify_expr): Likewise for plus_expr.
11914 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
11916 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
11917 bsi_after_labels. Always insert statements before bsi.
11918 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11919 * predict.c (apply_return_prediction): Check for empty blocks.
11920 * cfgexpand.c (lab_rtx_for_bb): New variable.
11921 (label_rtx_for_bb): Do not create new tree labels.
11922 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
11923 (tree_expand_cfg): Initialize lab_rtx_for_bb.
11924 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
11926 (label_for_bb): Add field used.
11927 (update_eh_label, main_block_label): Mark the label used.
11928 (cleanup_dead_labels): Remove unused labels.
11930 2007-05-01 Richard Guenther <rguenther@suse.de>
11932 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
11933 if it is not about to be set.
11934 (get_value_range): Do not pre-allocate equiv bitmap.
11935 (update_value_range): No need to clear equiv field.
11936 (add_equivalence): Change prototype to get bitmap pointer.
11937 Allocate bitmap here if it is not already.
11938 (extract_range_from_assert): Do not allocate bitmap here.
11939 Update callers to add_equivalence.
11940 (extract_range_from_ssa_name): Likewise.
11941 (get_vr_for_comparison): New static helper.
11942 (compare_name_with_value): Handle NULL equiv bitmap by
11943 peeling the first iteration of the comparison loop.
11944 Use get_vr_for_comparison.
11945 (compare_names): Handle NULL equiv bitmaps by using fake
11946 ones. Use get_vr_for_comparison.
11948 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
11950 * double-int.c (mpz_set_double_int): Moved from
11951 tree-ssa-loop-niter.c.
11952 (mpz_get_double_int): Likewise; also, add option to wrap
11953 out-of-range integers.
11954 * double-int.h: New prototypes for above.
11955 * tree.c (get_static_type_bounds): Moved from
11956 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
11957 TYPE_MAX_VALUE if they exist..
11958 * tree.h: New prototype for above.
11959 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
11960 get_type_bounds calls.
11961 (mpz_set_double_int): Move to double-int.c.
11962 (get_type_bounds): Move to tree.c, rename to
11963 get_static_type_bounds.
11964 (mpz_to_double_int): Move to double-int.c, rename to
11965 mpz_get_double_int.
11967 2007-04-30 Bob Wilson <bob.wilson@acm.org>
11969 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
11970 DIV0 exception can fall through to a normal return.
11972 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
11974 PR middle-end/22156
11975 Temporarily revert:
11976 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11977 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11978 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11979 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11980 initialize align to silence bogus warning.
11981 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11982 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11984 (struct sra_walk_fns): Remove use_all parameter from use.
11985 (sra_hash_tree): Handle BIT_FIELD_REFs.
11986 (sra_elt_hash): Don't hash bitfld blocks.
11987 (sra_elt_eq): Skip them in parent compares as well. Handle
11989 (sra_walk_expr): Don't maintain or pass down use_all_p.
11990 (scan_use): Remove use_all parameter.
11991 (scalarize_use): Likewise. Re-expand assignment to
11992 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11993 output, and re-scalarize after output. Don't mark anything
11995 (scalarize_ldst): Adjust.
11996 (scalarize_walk_gimple_modify_statement): Likewise.
11997 (build_element_name_1): Handle BIT_FIELD_REFs.
11998 (instantiate_element): Don't warn for any element whose parent
11999 is used as a whole.
12000 (instantiate_missing_elements_1): Return the sra_elt.
12001 (canon_type_for_field): New.
12002 (try_instantiate_multiple_fields): New.
12003 (instantiate_missing_elemnts): Use them.
12004 (mark_no_warning): Removed.
12005 (generate_one_element_ref): Handle BIT_FIELD_REFs.
12006 (REPLDUP, sra_build_elt_assignment): New.
12007 (generate_copy_inout): Use them.
12008 (generate_element_copy): Likewise. Handle bitfld differences.
12009 (generate_element_zero): Don't recurse for blocks. Use
12010 sra_build_elt_assignment.
12011 (generate_one_element_int): Take elt instead of var. Use
12012 sra_build_elt_assignment.
12013 (generate_element_init_1): Adjust.
12014 (scalarize_use, scalarize_copy): Use REPLDUP.
12015 (scalarize_ldst): Move assert before dereference.
12016 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
12018 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12021 * tree.c (reconstruct_complex_type): Reconstruct a reference
12023 Also use the same mode for the pointer as the old pointer type.
12025 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12027 * doc/trouble.texi (Interoperation): Remove note about Ultrix
12030 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
12032 PR rtl-optimization/31676
12033 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
12034 (df_refs_record): Call it.
12036 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12038 * rtl.def (SS_ABS): New code.
12039 * config/bfin/bfin.c (print_operand): New modifier 'v'.
12040 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
12041 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
12042 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
12043 (bfin_init_builtins): Define them.
12044 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
12045 (bfin_expand_builtin): ... and handle the others here.
12046 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
12047 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
12048 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
12049 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
12050 operand is only HImode.
12052 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
12054 * regclass.c (scan_one_insn): Remove splitting of
12057 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
12058 Nigel Stephens <nigel@mips.com>
12060 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
12062 2007-04-28 Jan Hubicka <jh@suse.cz>
12064 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
12065 insn_locators_alloc instead of insn_locators_initialize;
12066 call reset_block_changes.
12067 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12068 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
12069 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
12070 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12071 * config/score/score.c (th_output_mi_thunk): Likewise.
12072 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12073 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
12074 tolerate uninitialized locator info.
12077 * function.c (init_function_start): Don't init line number info.
12078 (expand_function_end): Update.
12079 (reset_block_changes, record_block_change, finalize_block_changes,
12080 check_block_change, free_block_changes): Kill.
12081 * function.h (reset_block_changes, record_block_change,
12082 finalize_block_changes, check_block_change, free_block_changes):
12084 (struct function): Remove ib_boundaries_block.
12085 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12086 Use curr_insn_locator to initialize locator.
12087 (emit_line_note): Remove.
12088 * cfgexpand.c (expand_gimple_cond_expr): Update.
12089 (construct_exit_block): Likewise.
12090 (tree_expand_cfg): Initialize/finalize locators.
12091 * expr.c (expand_expr_real): Update.
12092 * cfglayout.c (line_locators_locs, line_locators_lines,
12093 file_locators_locs, file_locators_files): Remove.
12094 (set_block_levels): Move to cfgexpand.c.
12095 (insn_locators_initialize): Remove.
12096 (pass_insn_locators_initialize): Remove.
12097 (locations_locators_locs, locations_locators_vals): New static vars.
12098 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12100 (insn_locators_alloc, insn_locators_finalize,
12101 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12103 (locator_location): New.
12104 (locator_line, locator_file): Rewrite.
12105 * rtl.h (emit_line_note): Kill.
12106 (insn_locators_alloc, insn_locators_finalize,
12107 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12109 * tree-inline.c (initialize_cfun): Do not initialize
12110 ib_boundaries_block.
12111 * passes.c (pass_insn_locators_initialize): Remove.
12113 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
12115 * tree-cfg.c (move_block_to_fn): Release bb from dominance
12116 info. Update last_basic_block correctly.
12118 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
12121 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
12122 register itself to hold the offset constant. Tell flow the use
12123 of r4 and r5 when they are used.
12125 2007-04-27 Richard Guenther <rguenther@suse.de>
12127 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
12128 if we simplified anything.
12129 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
12130 warnings until we did a simplification and the stmt was not
12131 marked as TREE_NO_WARNING.
12133 2007-04-27 Mike Stump <mrs@apple.com>
12135 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
12137 2007-04-27 Ian Lance Taylor <iant@google.com>
12139 PR middle-end/31710
12140 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
12141 TYPE_MAX_VALUE exist, convert them to the new type.
12143 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12145 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
12146 if it claims to be available.
12147 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
12148 edge is redirected.
12149 (perform_tree_ssa_dce): Always free postdominators.
12151 2007-04-27 Richard Henderson <rth@redhat.com>
12153 * config/alpha/predicates.md (aligned_memory_operand): Mark
12154 as define_special_predicate.
12155 (unaligned_memory_operand, normal_memory_operand): Likewise.
12156 (reg_or_unaligned_mem_operand): Remove.
12157 (any_memory_operand): Match the documentation and check for
12158 non-renumbered pseudos during reload.
12159 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
12160 alpha_secondary_reload_class, update to new interface, make static.
12161 Handle CQImode like HImode. Remove FP subreg check.
12162 (alpha_expand_mov): Use replace_equiv_address.
12163 (alpha_expand_mov_nobwx): Use any_memory_operand.
12164 (TARGET_SECONDARY_RELOAD): New.
12165 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
12166 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12167 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
12168 * config/alpha/alpha.md: ... here.
12169 (RELOAD12, reloadmode): New.
12171 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
12172 Don't handle the aligned case here.
12173 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
12174 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
12175 reload_inhi_help. Don't expect a scratch register.
12176 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
12178 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
12180 2007-04-27 Richard Guenther <rguenther@suse.de>
12182 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
12184 2007-04-27 Richard Guenther <rguenther@suse.de>
12186 PR tree-optimization/30965
12187 PR tree-optimization/30978
12188 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
12189 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
12190 (find_equivalent_equality_comparison): Likewise.
12191 (simplify_cond): Likewise.
12192 (get_prop_source_stmt): New helper.
12193 (get_prop_dest_stmt): Likewise.
12194 (can_propagate_from): Likewise.
12195 (remove_prop_source_from_use): Likewise.
12196 (combine_cond_expr_cond): Likewise.
12197 (forward_propagate_comparison): New function.
12198 (forward_propagate_into_cond): Rewrite to use fold for
12200 (tree_ssa_forward_propagate_single_use_vars): Call
12201 forward_propagate_comparison to propagate comparisons.
12203 2007-04-27 Richard Guenther <rguenther@suse.de>
12205 PR tree-optimization/31715
12206 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
12207 sure to do computation on the offset in an appropriate
12210 2007-04-27 Richard Sandiford <richard@codesourcery.com>
12212 * reload.h (elimination_target_reg_p): Declare.
12213 * reload.c (find_reloads): Don't apply the reg_rtx move
12214 optimization if the SET_DEST satisfies elimination_target_reg_p.
12215 * reload1.c (elimination_target_reg_p): New function.
12216 (gen_reload): In the move/add2 fallback, make sure that op0
12217 does not overlap the destination register.
12219 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12221 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
12222 transform only GIMPLE_MODIFY_STMTs.
12223 * tree-complex.c (expand_complex_operations_1): Ditto.
12224 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
12225 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
12226 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
12228 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12229 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
12230 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
12231 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
12232 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
12233 slpeel_add_loop_guard): Ditto.
12234 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
12235 * lambda-code.c (perfect_nestify): Ditto.
12236 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
12237 before the first statement.
12238 * tree-optimize.c (execute_free_datastructures): Fix comments.
12239 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
12240 * tree-flow.h (disband_implicit_edges): Declaration removed.
12241 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
12243 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
12244 COND_EXPRs without gotos.
12245 (disband_implicit_edges, has_label_p): Removed.
12246 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
12247 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
12249 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
12251 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
12252 also for COND_EXPRs.
12253 * cfgexpand.c (label_rtx_for_bb): New function.
12254 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
12255 Use label_rtx_for_bb to find the labels.
12256 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
12257 last block. Detect fallthru edges.
12259 2007-04-26 Ian Lance Taylor <iant@google.com>
12262 * reload.c (find_reloads_subreg_address): If the address was valid
12263 in the original mode but not in the new mode, reload the whole
12266 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12268 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
12269 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
12270 (cleanup_control_expr_graph): Do not invalidate dominance info.
12271 Record altered blocks.
12272 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
12273 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
12274 cleanup_tree_cfg_bb): New functions.
12275 (remove_forwarder_block): Do not maintain the worklist of blocks.
12276 Record altered blocks.
12277 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
12278 not over whole cfg.
12279 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
12280 delete_unreachable_blocks if dominators are not available.
12281 * tree-inline.c (optimize_inline_calls): Free dominance information
12283 * tree-flow.h (remove_edge_and_dominated_blocks,
12284 cfgcleanup_altered_bbs): Altered.
12285 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
12287 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
12289 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
12290 do not invalidate dominators.
12292 2007-04-26 Anatoly Sokolov <aesok@post.ru>
12294 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
12295 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
12296 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12297 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12299 2007-04-26 Steve Ellcey <sje@cup.hp.com>
12301 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
12303 2007-04-26 Richard Guenther <rguenther@suse.de>
12305 PR tree-optimization/31703
12306 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
12307 the right type for the target of the bittest.
12309 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12311 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
12312 ix86_sol10_return_in_memory.
12314 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12316 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
12319 2007-04-26 Jakub Jelinek <jakub@redhat.com>
12322 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
12324 PR tree-optimization/30558
12325 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
12326 clear this_state.prev_try.
12328 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12329 Mark Mitchell <mark@codesourcery.com>
12331 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
12332 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
12333 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
12335 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12338 * doc/invoke.texi (%:print-asm-header): Document.
12339 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
12341 (static_spec_functions): Add print-asm-header.
12342 (main): Print a banner before the --target-help linker options.
12343 (print_asm_header_spec_function): New function.
12345 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
12348 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
12349 (movsf_ie): Likewise.
12351 2007-04-25 Paolo Carlini <pcarlini@suse.de>
12353 * doc/extend.texi ([Type Traits]): Adjust per N2255.
12355 2007-04-25 Bob Wilson <bob.wilson@acm.org>
12357 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
12358 exception for divide-by-zero.
12359 (__umodsi3, __modsi3): Likewise.
12361 2007-04-25 Dirk Mueller <dmueller@suse.de>
12363 * c-typeck.c (build_compound_expr): Annotate warning()
12364 call with OPT_Wunused_value.
12365 * tree-ssa.c (warn_uninit): Annotate warning with
12367 * c-common.c (handle_sentinel_attribute): Annotate warning
12368 call with OPT_Wattributes.
12370 2007-04-25 Thiemo Seufer <ths@mips.com>
12372 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
12373 (mips16): Fix typo.
12374 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
12375 on to the assembler. Improve handling of -mno-mips16. Add handling
12376 of -mno-mips3d, -mno-dsp, -mno-dspr2.
12377 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
12378 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
12379 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
12381 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
12384 * config/i386/winnt.c (i386_pe_file_end): Strip only
12385 USER_LABEL_PREFIX when writing export name.
12387 2007-04-25 Richard Sandiford <richard@codesourcery.com>
12389 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
12390 sh/elf.h, vx-common.h and vxworks.h.
12391 * config/sh/sh.h: Include config/vxworks-dummy.h.
12392 (SUBTARGET_OVERRIDE_OPTIONS): Define.
12393 (OVERRIDE_OPTIONS): Use it.
12394 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
12395 (vxworks_picreg): New pattern.
12396 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
12397 VXWORKS_OS_CPP_BUILTINS.
12398 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
12399 to their VXWORKS_* equivalents.
12400 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
12401 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
12402 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
12403 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
12404 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
12405 -mrtp/-fPIC multilibs.
12406 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
12407 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
12408 (MULTILIB_OSDIRNAMES): Delete.
12410 2007-04-25 Anatoly Sokolov <aesok@post.ru>
12413 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
12415 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
12417 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
12418 rounding mode to be specified by the caller.
12419 (real_to_mpfr) Likewise.
12420 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
12421 include new arguments.
12422 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
12424 2007-04-24 Ian Lance Taylor <iant@google.com>
12426 PR tree-optimization/31605
12427 * tree-vrp.c (set_value_range): Check that min and max are not
12428 both overflow infinities.
12429 (set_value_range_to_value): New static function.
12430 (extract_range_from_binary_expr): Call set_value_range_to_value.
12431 (extract_range_from_cond_expr): Likewise.
12432 (extract_range_from_expr): Likewise.
12433 (extract_range_from_unary_expr): Likewise. Don't create a range
12434 which overflows on both sides.
12435 (vrp_meet): Check for a useless range.
12436 (vrp_visit_phi_node): If we see a constant which looks like an
12437 overflow infinity, turn off the TREE_OVERFLOW flag.
12439 2007-04-24 Ian Lance Taylor <iant@google.com>
12441 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
12443 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
12445 PR diagnostic/25923
12446 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
12447 diagnostic message is being built.
12448 * tree-pretty-print.c (dump_generic_node): Only write the
12449 formatted text into BUFFER's stream if we are not building a
12450 diagnostic message.
12451 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
12453 * Makefile.in (toplev.o): Depend on tree-pass.h.
12455 2007-04-24 Ian Lance Taylor <iant@google.com>
12457 PR tree-optimization/31602
12458 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
12459 conditionals in the copied loop header.
12460 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
12461 warnings if TREE_NO_WARNING is set.
12462 * doc/invoke.texi (Warning Options): Clarify that
12463 -Wstrict-overflow does not warn about loops.
12465 2007-04-24 Janis Johnson <janis187@us.ibm.com>
12467 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
12468 expand on the comment about _Decimal128 arguments and check the
12469 integer result of the modulus operation; for 64-bit ELF ABI, ensure
12470 that _Decimal128 argument uses even/odd register pair.
12471 (function_arg): Ditto.
12473 2007-04-24 Hui-May Chang <hm.chang@apple.com>
12475 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
12476 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
12478 2007-04-24 Richard Guenther <rguenther@suse.de>
12479 Olga Golovanevsky <olga@il.ibm.com>
12481 * fold-const.c (multiple_of_p): Check for bottom
12484 2007-04-24 Richard Henderson <rth@redhat.com>
12486 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
12487 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
12488 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
12489 looking for non-zero bits shifted out. Avoid a recursive call
12490 when constructing the scalar.
12491 (__floatundisf): Likewise.
12493 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
12495 * dwarf2out.c (field_byte_offset): Move the existing logic
12496 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
12497 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
12499 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12502 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
12503 length argument of 0 for memset.
12504 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
12505 unsigned shift instead of the signed variant.
12507 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12509 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
12510 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
12511 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
12512 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
12513 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
12514 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
12515 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
12516 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
12517 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
12518 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
12519 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
12520 "mul<mode>3", "div<mode>3"): Insn definitions added.
12521 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
12522 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
12523 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
12524 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
12525 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
12526 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
12527 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
12528 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
12529 TARGET_FLOAT_FORMAT): Macro definitions removed.
12530 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
12531 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
12532 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
12533 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
12534 (s390_gen_rtx_const_DI): Function removed.
12535 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
12537 2007-04-24 Richard Sandiford <richard@codesourcery.com>
12539 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
12540 over an external ffs function.
12542 2007-04-24 Chao-ying Fu <fu@mips.com>
12543 Richard Sandiford <richard@nildram.co.uk>
12545 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
12546 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
12547 (smadd_widen_optab, umadd_widen_optab): Define.
12548 * optabs.c (init_optabs): Initialize smadd_widen_optab and
12550 * genopinit.c (optabs): Fill in smadd_widen_optab and
12552 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
12553 and umadd_widen_optab to implement multiply-add sequences.
12554 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
12555 (<u>maddsidi4): ...this. Extend condition to include
12556 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
12557 of operand 0 to "ka" and use the three-operand form of madd<u>
12559 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
12561 * config/mips/constraints.md (ka): New register constraint.
12563 2007-04-24 Jan Hubicka <j@suse.cz>
12567 2007-04-23 Jan Hubicka <jh@suse.cz>
12568 * function.c (init_function_start): Don't init line number info.
12569 (expand_function_end): Update.
12570 (reset_block_changes, record_block_change, finalize_block_changes,
12571 check_block_change, free_block_changes): Kill.
12572 * function.h (reset_block_changes, record_block_change,
12573 finalize_block_changes, check_block_change, free_block_changes):
12575 (struct function): Remove ib_boundaries_block.
12576 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12577 Use curr_insn_locator to initialize locator.
12578 (emit_line_note): Remove.
12579 * cfgexpand.c (expand_gimple_cond_expr): Update.
12580 (construct_exit_block): Likewise.
12581 (tree_expand_cfg): Initialize/finalize locators.
12582 * expr.c (expand_expr_real): Update.
12583 * cfglayout.c (line_locators_locs, line_locators_lines,
12584 file_locators_locs, file_locators_files): Remove.
12585 (set_block_levels): Move to cfgexpand.c.
12586 (insn_locators_initialize): Remove.
12587 (pass_insn_locators_initialize): Remove.
12588 (locations_locators_locs, locations_locators_vals): New static vars.
12589 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12591 (insn_locators_alloc, insn_locators_finalize,
12592 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12594 (locator_location): New.
12595 (locator_line, locator_file): Rewrite.
12596 * rtl.h (emit_line_note): Kill.
12597 (insn_locators_alloc, insn_locators_finalize,
12598 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12600 * tree-inline.c (initialize_cfun): Do not initialize
12601 ib_boundaries_block.
12602 * passes.c (pass_insn_locators_initialize): Remove.
12604 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
12606 * doc/invoke.texi: Removed leading '-' from option index entries.
12608 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
12610 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
12612 (create_phi_node): Use set_phi_nodes.
12613 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
12614 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
12615 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
12616 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
12617 (bsi_start, bsi_last): Use bb_stmt_list.
12618 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
12619 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
12620 Traverse the statements using tsi iterator.
12621 * basic-block.h (struct basic_block_def): Fields stmt_list
12622 and phi_nodes moved to ...
12623 (struct tree_bb_info): ... new structure.
12624 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
12625 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
12626 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
12627 (tree_verify_flow_info): Verify that il.tree is not set for
12628 entry and exit block.
12629 (tree_split_block): Use set_bb_stmt_list.
12631 2007-04-23 Mike Stump <mrs@apple.com>
12633 * config/i386/i386.c (ix86_tune_features
12634 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
12637 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12639 * config/i386/i386.md (prefix_extra): New attribute.
12640 (length): Add prefix_extra.
12642 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
12643 (sse2_movntv2di): Likewise.
12644 (sse2_cvtps2dq): Likewise.
12645 (sse2_cvtpd2pi): Likewise.
12646 (sse2_cvttpd2pi): Likewise.
12647 (*sse2_cvtpd2ps): Likewise.
12648 (*add<mode>3): Likewise.
12649 (sse2_ssadd<mode>3): Likewise.
12650 (sse2_usadd<mode>3): Likewise.
12651 (*sub<mode>3): Likewise.
12652 (sse2_sssub<mode>3): Likewise.
12653 (sse2_ussub<mode>3): Likewise.
12654 (*mulv8hi3): Likewise.
12655 (*smulv8hi3_highpart): Likewise.
12656 (*umulv8hi3_highpart): Likewise.
12657 (sse2_umulv2siv2di3): Likewise.
12658 (sse2_pmaddwd): Likewise.
12659 (ashr<mode>3): Likewise.
12660 (lshr<mode>3): Likewise.
12661 (ashl<mode>3): Likewise.
12662 (sse2_ashlti3): Likewise.
12663 (sse2_lshrti3): Likewise.
12664 (*umaxv16qi3): Likewise.
12665 (*smaxv8hi3): Likewise.
12666 (*uminv16qi3): Likewise.
12667 (*sminv8hi3): Likewise.
12668 (sse2_eq<mode>3): Likewise.
12669 (sse2_gt<mode>3): Likewise.
12670 (*and<mode>3): Likewise.
12671 (sse2_nand<mode>3): Likewise.
12672 (*ior<mode>3): Likewise.
12673 (*xor<mode>3): Likewise.
12674 (sse2_packsswb): Likewise.
12675 (sse2_packssdw): Likewise.
12676 (sse2_packuswb): Likewise.
12677 (sse2_punpckhbw): Likewise.
12678 (sse2_punpcklbw): Likewise.
12679 (sse2_punpckhwd): Likewise.
12680 (sse2_punpcklwd): Likewise.
12681 (sse2_punpckhdq): Likewise.
12682 (sse2_punpckldq): Likewise.
12683 (sse2_punpckhqdq): Likewise.
12684 (sse2_punpcklqdq): Likewise.
12685 (*sse2_pinsrw): Likewise.
12686 (*sse2_pextrw): Likewise.
12687 (sse2_pshufd_1): Likewise.
12688 (sse2_uavgv16qi3): Likewise.
12689 (sse2_uavgv8hi3): Likewise.
12690 (sse2_psadbw): Likewise.
12691 (sse2_pmovmskb): Likewise.
12692 (*sse2_maskmovdqu): Likewise.
12693 (*sse2_maskmovdqu_rex64): Likewise.
12694 (sse4a_extrqi): Likewise.
12695 (sse4a_extrq): Likewise.
12696 (sse3_lddqu): Set prefix_rep.
12697 (sse3_addsubv4sf3): Likewise.
12698 (sse3_haddv4sf3): Likewise.
12699 (sse3_hsubv4sf3): Likewise.
12700 (sse_cvtss2si): Likewise.
12701 (sse_cvtss2si_2): Likewise.
12702 (sse_cvtss2siq): Likewise.
12703 (sse_cvtss2siq_2): Likewise.
12704 (sse_cvttss2si): Likewise.
12705 (sse_cvttss2siq): Likewise.
12706 (sse2_cvttps2dq): Likewise.
12707 (sse3_movshdup): Likewise.
12708 (sse3_movsldup): Likewise.
12709 (sse2_cvtsd2si): Likewise.
12710 (sse2_cvtsd2si_2): Likewise.
12711 (sse2_cvtsd2siq): Likewise.
12712 (sse2_cvtsd2siq_2): Likewise.
12713 (sse2_cvttsd2si): Likewise.
12714 (sse2_cvttsd2siq): Likewise.
12715 (*sse2_cvtpd2dq): Likewise.
12716 (*sse2_cvttpd2dq): Likewise.
12717 (sse2_pshuflw_1): Likewise.
12718 (sse2_pshufhw_1): Likewise.
12719 (sse4a_insertqi): Likewise.
12720 (sse4a_insertq): Likewise.
12721 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
12722 (ssse3_phadddv4si3): Likewise.
12723 (ssse3_phaddswv8hi3): Likewise.
12724 (ssse3_phsubwv8hi3): Likewise.
12725 (ssse3_phsubdv4si3): Likewise.
12726 (ssse3_phsubswv8hi3): Likewise.
12727 (ssse3_pmaddubswv8hi3): Likewise.
12728 (ssse3_pmulhrswv8hi3): Likewise.
12729 (ssse3_pshufbv16qi3): Likewise.
12730 (ssse3_psign<mode>3): Likewise.
12731 (ssse3_palignrti): Likewise.
12732 (abs<mode>2): Likewise.
12733 (ssse3_phaddwv4hi3): Set prefix_extra.
12734 (ssse3_phadddv2si3): Likewise.
12735 (ssse3_phaddswv4hi3): Likewise.
12736 (ssse3_phsubwv4hi3): Likewise.
12737 (ssse3_phsubdv2si3): Likewise.
12738 (ssse3_phsubswv4hi3): Likewise.
12739 (ssse3_pmaddubswv4hi3): Likewise.
12740 (ssse3_pmulhrswv4hi3): Likewise.
12741 (ssse3_pshufbv8qi3): Likewise.
12742 (ssse3_psign<mode>3): Likewise.
12743 (ssse3_palignrdi): Likewise.
12744 (abs<mode>2): Likewise.
12745 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
12746 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
12747 (sse2_pmovmskb): Set mode to SI instead of V2DF.
12749 2007-04-23 Nick Clifton <nickc@redhat.com>
12751 * params.def: Fix formatting of emacs local variables.
12753 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12755 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
12756 move if inter-unit move isn't allowed.
12757 Don't split moving the first element of V2DI to DI to inter-unit
12758 move if inter-unit move isn't allowed.
12760 2007-04-23 Richard Guenther <rguenther@suse.de>
12762 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
12763 and CDI_POST_DOMINATORS separately.
12765 2007-04-23 Nick Clifton <nickc@redhat.com>
12767 * c.opt (Wformat-contains-nul): Add warning attribute.
12769 2007-04-23 Jan Hubicka <jh@suse.cz>
12771 * function.c (init_function_start): Don't init line number info.
12772 (expand_function_end): Update.
12773 (reset_block_changes, record_block_change, finalize_block_changes,
12774 check_block_change, free_block_changes): Kill.
12775 * function.h (reset_block_changes, record_block_change,
12776 finalize_block_changes, check_block_change, free_block_changes):
12778 (struct function): Remove ib_boundaries_block.
12779 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12780 Use curr_insn_locator to initialize locator.
12781 (emit_line_note): Remove.
12782 * cfgexpand.c (expand_gimple_cond_expr): Update.
12783 (construct_exit_block): Likewise.
12784 (tree_expand_cfg): Initialize/finalize locators.
12785 * expr.c (expand_expr_real): Update.
12786 * cfglayout.c (line_locators_locs, line_locators_lines,
12787 file_locators_locs, file_locators_files): Remove.
12788 (set_block_levels): Move to cfgexpand.c.
12789 (insn_locators_initialize): Remove.
12790 (pass_insn_locators_initialize): Remove.
12791 (locations_locators_locs, locations_locators_vals): New static vars.
12792 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12794 (insn_locators_alloc, insn_locators_finalize,
12795 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12797 (locator_location): New.
12798 (locator_line, locator_file): Rewrite.
12799 * rtl.h (emit_line_note): Kill.
12800 (insn_locators_alloc, insn_locators_finalize,
12801 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12803 * tree-inline.c (initialize_cfun): Do not initialize
12804 ib_boundaries_block.
12805 * passes.c (pass_insn_locators_initialize): Remove.
12807 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12809 PR middle-end/31448
12810 * expr.c (reduce_to_bit_field_precision): Handle
12813 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
12815 PR tree-optimization/24659
12816 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
12817 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
12818 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
12819 * genopinit.c (optabs): Rename vec_pack_mod_optab
12820 to vec_pack_trunc_optab.
12821 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
12822 early for scalar floating point operands for NOP_EXPR.
12823 (vectorizable_type_promotion): Ditto.
12824 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
12825 vec_pack_trunc_optab.
12826 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
12828 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
12829 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
12830 Rename from VEC_PACK_MOD_EXPR.
12831 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
12832 * expr.c (expand_expr_real_1): Ditto.
12833 * tree-inline.c (estimate_num_insns_1): Ditto.
12834 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12836 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
12837 (vec_unpacks_lo_v4sf): Ditto.
12838 (vec_pack_trunc_v2df): Ditto.
12839 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
12840 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12841 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
12843 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
12845 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12847 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
12848 Rename from VEC_PACK_MOD_EXPR. This expression also represent
12849 packing of floating point operands.
12850 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
12851 represent unpacking of floating point operands.
12852 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
12853 [vec_unpacks_hi]: Ditto.
12854 [vec_unpacks_lo]: Ditto.
12856 2007-04-22 Jan Hubicka <jh@suse.cz>
12858 * final.c (rest_of_handle_final): Call
12859 targetm.asm_out.constructor/targetm.asm_out.destructor
12860 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
12861 proper priority via decl_*_priority_insert.
12862 * c-common.c (c_expand_body): Likewise.
12864 2007-04-22 Richard Guenther <rguenther@suse.de>
12866 PR tree-optimization/29789
12867 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
12868 (rewrite_reciprocal): New helper split out from
12869 determine_invariantness_stmt.
12870 (rewrite_bittest): Likewise.
12871 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
12872 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
12875 2007-04-22 Revital Eres <eres@il.ibm.com>
12877 * loop-unroll.c (var_to_expand): New field to support also
12878 insns of the form x = something + x.
12879 (analyze_insn_to_expand_var): Use it.
12880 (expand_var_during_unrolling): Likewise.
12882 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12884 * predict.c: Include pointer-set.h.
12885 (bb_predictions): New variable.
12886 (tree_predicted_by_p, tree_predict_edge,
12887 remove_predictions_associated_with_edge): Use bb_predictions map
12888 instead of bb->predictions.
12889 (clear_bb_predictions, assert_is_empty): New functions.
12890 (combine_predictions_for_bb): Use bb_predictions map. Call
12891 clear_bb_predictions.
12892 (tree_estimate_probability): Create and free bb_predictions map.
12893 * Makefile.in (predict.o): Add pointer-set.h dependency.
12894 * basic-block.h (struct basic_block_def): Remove predictions
12896 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
12898 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12901 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
12904 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12906 * timevar.c (timevar_print): Change reference of --disable-checking to
12907 --enable-checking=release. Also warn if assert checking is disabled.
12909 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12912 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
12913 decl as addressable if the compound literal was marked as
12915 Mark the decl as a gimple register if it is a complex or
12916 vector decl and does not live in memory.
12918 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12920 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
12921 (GENERIC_NEXT): New function macro.
12922 (PHI_CHAIN): Use phi_node's new chain variable.
12923 (tree_phi_node): Change tree_common to tree_base
12924 and add the chain field.
12925 * tree-phinodes.c (make_phi_node): Don't set
12926 TREE_TYPE on the new node.
12927 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
12928 instead of checking GIMPLE_TUPLE_P in chain_next.
12929 * tree-vect-transform.c
12930 (get_initial_def_for_induction): Look at
12931 PHI_RESULT_TREE for the type of the phi node.
12932 (update_vuses_to_preheader): Use PHI_CHAIN
12933 instead of TREE_CHAIN on the phi node.
12934 * tree-ssa-structalias.c (compute_points_to_sets):
12936 (ipa_pta_execute): Likewise.
12938 2007-04-21 Richard Guenther <rguenther@suse.de>
12940 PR middle-end/31136
12941 * fold-const.c (fold_unary): Call fold_convert_const on the
12944 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
12946 * gcse.c (store_killed_in_insn): Handle PARALLELs.
12947 (store_killed_in_pat): New.
12949 2007-04-20 Richard Henderson <rth@redhat.com>
12952 * config/i386/i386.c (type_has_variadic_args_p): Look for any
12953 TREE_LIST with a void_type_node value, not void_list_node exactly.
12955 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
12957 * doc/standards.texi: Re-arrange into language-specific
12958 subsections. Add a C++ section, documenting which standards we
12961 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12963 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
12964 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
12966 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
12968 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
12969 ecrti.o and crtbegin.o.
12970 (LIB_DEFAULT_SPEC): Include -lc.
12971 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
12973 2007-04-20 Richard Henderson <rth@redhat.com>
12976 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
12977 argument; update all callers.
12978 (get_unaligned_offset): New.
12979 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
12980 get_unaligned_address, just pass on the address directly.
12981 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
12982 the subreg in the helper patterns.
12983 (unaligned_extendqidi_le): Use get_unaligned_offset.
12984 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
12985 (unaligned_extendhidi_be): Likewise.
12986 (unaligned_extendhidi): Tidy.
12987 * config/alpha/alpha-protos.h: Update.
12989 2007-04-20 Richard Henderson <rth@redhat.com>
12991 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
12992 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
12993 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
12994 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12995 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12996 (CPP_SPEC): Don't include %(cpp_subtarget).
12997 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
12998 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12999 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
13001 2007-04-20 Jakub Jelinek <jakub@redhat.com>
13003 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
13004 for __builtin_ia32_cmpordss.
13006 PR tree-optimization/31632
13007 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
13008 and arg1 for optimizations of comparison against min/max values.
13009 Fold arg0 to arg1's type for optimizations of comparison against
13010 min+1 and max-1 values.
13012 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
13014 * reload.c (combine_reloads): When trying to use a dying register,
13015 check whether it's uninitialized and don't use if so.
13017 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
13019 * fold-const.c: Remove prototypes for native_encode_expr and
13020 native_interpret_expr.
13021 (native_encode_expr): Make non-static.
13022 (native_interpret_expr): Likewise.
13023 * tree.h: Add prototypes for the above.
13025 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13027 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
13028 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
13029 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
13030 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
13031 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
13032 Add length attributes.
13034 2007-04-19 Janis Johnson <janis187@us.ibm.com>
13036 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
13039 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
13040 __STDC_WANT_DEC_FP__.
13042 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13044 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
13045 for long double compatibility.
13046 * configure: Regenerate.
13048 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
13050 PR rtl-optimization/29841
13051 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
13053 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
13054 that may cause control flow transfer from being moved.
13056 2007-04-18 Jan Hubicka <jh@suse.cz>
13058 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
13061 2007-04-18 Eric Christopher <echristo@apple.com>
13063 * config/rs6000/darwin.md (load_macho_picbase): Use link register
13064 only. Update operands.
13065 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
13066 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
13067 link register to pic register.
13069 2007-04-18 Dirk Mueller <dmueller@suse.de>
13071 PR diagnostic/31227
13072 * tree-vrp.c (search_for_addr_array): New.
13073 (check_array_bounds): Suppress warning about
13074 address taken of array refs if its not de-referenced.
13076 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13078 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
13079 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
13081 * tree-vectorizer.h (NITERS_KNOWN_P): New.
13082 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
13083 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
13085 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
13087 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
13089 (vect_analyze_scalar_cycles): Fix indentation.
13090 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
13091 (vect_mark_relevant): Include phis in relevance analysis.
13093 * tree-vect-transform.c (vect_transform_loop): Add an assert.
13095 2007-04-18 Anatoly Sokolov <aesok@post.ru>
13097 * config/avr/avr.c (ptrreg_to_str): Replace error() with
13098 output_operand_lossage().
13100 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13102 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
13103 the unused code for reduction without adjust-in-epilog to simplify the
13106 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
13108 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
13109 (S390_TDC_NEGATIVE_ZERO): New constant.
13110 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
13111 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
13112 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
13113 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
13114 (S390_TDC_POSITIVE_INFINITY): New constant.
13115 (S390_TDC_NEGATIVE_INFINITY): New constant.
13116 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
13117 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
13118 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
13119 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
13120 (S390_TDC_INFINITY): New constant.
13121 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
13122 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
13123 optimization for UNSPEC_CCZ_TO_INT.
13124 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
13125 ("*ccz_to_int"): New insn.
13126 ("isinf<mode>2"): New insn.
13127 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
13128 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
13129 (UNSPEC_CCZ_TO_INT): New constant.
13131 2007-04-18 Richard Guenther <rguenther@suse.de>
13133 PR tree-optimization/19431
13134 PR tree-optimization/21463
13135 * tree-pass.h (pass_phiprop): Declare.
13136 * passes.c (init_optimization_passes): New phiprop pass.
13137 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
13138 (phivn_valid_p): New helper function.
13139 (phiprop_insert_phi): Likewise.
13140 (propagate_with_phi): Likewise.
13141 (tree_ssa_phiprop): New propagator propagating loads
13142 through phi nodes if profitable.
13144 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13146 * tree-vect-analyze.c (process_use): New function.
13147 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
13148 Check phis in all bbs.
13149 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
13152 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
13154 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
13157 2007-04-17 Anatoly Sokolov <aesok@post.ru>
13160 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
13163 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
13165 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
13167 (sse_vmmulv4sf3): Likewise.
13168 (sse2_vmaddv2df3): Likewise.
13169 (sse2_vmmulv2df3): Likewise.
13171 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
13173 PR rtl-optimization/31360
13174 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
13175 (target_reg_cost): New.
13176 (init_set_costs): Initialize target_reg_cost. Add comments
13177 regarding the rationale of the costs.
13178 (global_cost_for_size): Renamed to...
13179 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
13180 of register pressure.
13181 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
13182 estimate_reg_pressure_cost. Add number of ivs.
13183 (determine_set_costs): Dump target_reg_cost.
13184 * loop-invariant.c (gain_for_invariant): Use
13185 estimate_reg_pressure_cost. Removed n_inv_uses argument.
13186 (best_gain_for_invariant, find_invariants_to_move): Remove
13188 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
13189 (target_reg_cost): Declare.
13190 (global_cost_for_size): Declaration removed.
13191 (estimate_reg_pressure_cost): Declare.
13193 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
13195 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
13196 regnos into even/odd register pairs.
13197 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
13198 TDmode similar to the other floating point modes.
13199 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
13200 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
13202 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
13203 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
13204 (movdd_hardfloat64): Use TARGET_MFPGPR.
13206 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
13208 * reload1.c (delete_output_reload): Don't count output in n_inherited.
13211 2005-01-05 Richard Henderson <rth@redhat.com>
13213 * reload1.c (do_input_reload): Restrict the optimization deleteing
13214 a previous output reload to RELOAD_FOR_INPUT.
13216 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
13218 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
13219 induc_vec_info_type.
13220 (vectorizable_induction): New function declaration.
13221 * tree-vect-transform.c (get_initial_def_for_induction): No need to
13222 check if already vectorized. Find first place in BB where new stmts
13223 can be inserted. Takes only one argument.
13224 (vectorizable_induction): New function.
13225 (vect_transform_stmt): Add case for induc_vec_info_type to call
13226 vectorizable_induction.
13227 (vect_transform_loop): Consider phis for vectorization.
13228 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
13230 (analyze_operations): Call vectorizable_induction when analyzing phis.
13232 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
13233 (vect_mark_relevant): Include phis in relevance analysis.
13234 (vect_mark_stmts_to_be_vectorize): Likewise.
13235 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
13237 2007-04-16 Lawrence Crowl <crowl@google.com>
13239 * doc/invoke.texi (Debugging Options): Add documentation for the
13240 -femit-struct-debug options -femit-struct-debug-baseonly,
13241 -femit-struct-debug-reduced, and
13242 -femit-struct-debug-detailed[=...].
13244 * c-opts.c (c_common_handle_option): Add
13245 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
13246 and OPT_femit_struct_debug_detailed_.
13247 * c.opt: Add specifications for
13248 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
13249 and -femit-struct-debug-detailed[=...].
13250 * opts.c (set_struct_debug_option): Parse the
13251 -femit-struct-debug-... options.
13252 * opts.c (matches_main_base, main_input_basename,
13253 main_input_baselength, base_of_path, matches_main_base): Add
13254 variables and functions to compare header base name to compilation
13256 * opts.c (should_emit_struct_debug): Add to determine to emit a
13257 structure based on the option.
13258 (dump_struct_debug) Also disabled function to debug this
13260 * opts.c (handle_options): Save the base name of the
13263 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
13264 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
13265 This hook indicates if a type is generic. Set it by default
13266 to "never generic".
13267 * langhooks.h (struct lang_hooks_for_types): Add a new hook
13268 to determine if a struct type is generic or not.
13269 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
13270 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
13271 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
13272 with live C++ hook.
13274 * flags.h (enum debug_info_usage): Add an enumeration to describe
13275 a program's use of a structure type.
13276 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
13277 to indicate the program's usage of the type. Filter structs based
13278 on the -femit-struct-debug-... specification.
13279 (gen_type_die): Split into two routines, gen_type_die and
13280 gen_type_die_with_usage. gen_type_die is now a wrapper
13281 that assumes direct usage.
13282 (gen_type_die_with_usage): Replace calls to gen_type_die
13283 with gen_type_die_with_usage adding the program usage of
13284 the referenced type.
13285 (dwarf2out_imported_module_or_decl): Suppress struct debug
13286 information using should_emit_struct_debug when appropriate.
13288 2007-04-16 Ian Lance Taylor <iant@google.com>
13290 PR tree-optimization/31522
13291 * tree-vrp.c (vr_phi_edge_counts): New static variable.
13292 (vrp_initialize): Allocate vr_phi_edge_counts.
13293 (vrp_visit_phi_node): Don't push to infinity if we saw a new
13294 executable edge. Drop test for all constants.
13295 (vrp_finalize): Free vrp_phi_edge_counts.
13297 * doc/cpp.texi (Common Predefined Macros): Clarify description of
13298 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
13300 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
13301 predecessors at head rather than tail.
13303 2007-04-16 Matthias Klose <doko@debian.org>
13305 * config/alpha/linux.h (CPP_SPEC): Define.
13306 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
13308 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
13310 * function.h: Remove sequence_stack extern declaration.
13312 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13314 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
13316 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
13319 2007-04-16 Anatoly Sokolov <aesok@post.ru>
13321 * config/avr/avr.c (avr_arch_types): Rearranging array.
13322 (enum avr_arch): Add.
13323 (avr_mcu_types): Use avr_arch enumeration constants instead of
13325 * config/avr/avr.h (LINK_SPEC): Simplify.
13327 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13329 * config/m68k/m68k.c (m68k_libcall_value,
13330 m68k_function_value): Use macros for register names more.
13332 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
13334 (M68K_REGNAME): Use A6_REG.
13335 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
13337 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13339 PR middle-end/28071
13340 * sched-int.h (struct deps): Split field 'pending_lists_length' into
13341 'pending_read_list_length' and 'pending_write_list_length'. Update
13343 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
13344 to handle two length counters instead of one. Update all uses.
13345 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
13346 two length counters instead of one.
13347 * sched-rgn.c (propagate_deps): Update to handle two length counters
13350 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
13353 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
13354 copy of source, pass it to ix86_expand_vector_set and return
13357 2007-04-16 David Ung <davidu@mips.com>
13358 Joseph Myers <joseph@codesourcery.com>
13360 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
13361 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
13362 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
13363 Add 74K processor information.
13364 * config/mips/mips.md: Include 74k.md.
13365 (cpu): Add 74kc,74kf,74kx.
13366 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
13367 * config/mips/74k.md: New.
13368 * doc/invoke.texi (MIPS Options): Document 74K support.
13370 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
13372 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
13373 vectorizable_* functions.
13374 * tree-vect-transform.c (vectorizable_call): Add check for
13375 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
13376 (vectorizable_store): likewise.
13377 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
13379 (vectorizable_operation, vectorizable_type_demotion): Likewise.
13380 (vectorizable_type_promotion, vectorizable_load): Likewise.
13381 (vectorizable_live_operation, vectorizable_condition): Likewise.
13382 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
13384 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
13386 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13388 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
13389 register numbers more.
13390 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
13391 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
13392 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
13393 FUNCTION_VALUE_REGNO_P): Likewise.
13394 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
13395 STATIC_CHAIN_REGNUM): Likewise.
13396 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
13397 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
13398 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
13399 * config/m68k/m68k.md (FP_REG): New.
13401 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13403 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
13406 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13408 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
13409 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
13412 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13414 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
13417 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
13420 * c-decl.c (finish_decl): Grab the type of the decl after the call
13421 to store_init_value.
13423 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
13425 * common.opt (fforward-propagate): Fix "Optimization" annotation.
13427 2007-04-14 Jakub Jelinek <jakub@redhat.com>
13430 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
13431 dominators, post dominators and cleanup cfg before returning.
13433 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
13435 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
13436 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
13438 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
13440 * config.gcc: Recognize fido.
13441 * config/m68k/m68k-devices.def (fidoa): New.
13442 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
13444 (FL_FIDOA, TARGET_FIDOA): New.
13445 * config/m68k/m68k.opt (mfidoa): New.
13447 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13449 PR middle-end/31322
13450 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
13451 when a personality function is used.
13453 2007-04-13 Bob Wilson <bob.wilson@acm.org>
13455 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
13457 2007-04-13 Mike Stump <mrs@apple.com>
13459 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
13461 * config/darwin.opt (fapple-kext): Make C++ only.
13462 * config/darwin.c (darwin_override_options): Remove code to ensure
13463 -fapple-kext is given for C++ only.
13465 2007-04-13 Richard Sandiford <richard@codesourcery.com>
13467 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
13468 * config/mips/mips.c (override_options): Call
13469 SUBTARGET_OVERRIDE_OPTIONS, if defined.
13471 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
13473 * config/i386/i386.opt (msvr3-shlib): Removed.
13475 * doc/invoke.texi: Remove -msvr3-shlib.
13477 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
13479 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
13480 with "popcnt" instruction.
13482 2007-04-13 Richard Guenther <rguenther@suse.de>
13484 PR tree-optimization/21258
13485 * tree-vrp.c (compare_case_labels): New helper.
13486 (find_switch_asserts): New function.
13487 (find_assert_locations): Call it for SWITCH_EXPRs.
13489 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
13491 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
13492 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
13493 check is now implied in X87_FLOAT_MODE_P.
13494 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13495 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13496 (fix_trunc<mode>_i386_fisttp): Ditto.
13497 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13498 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13499 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13500 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13501 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13502 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13503 (unnamed_splitters): Ditto.
13504 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
13505 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
13506 FIRST_SSE_REG for local functions when SSE math is enabled or
13507 for functions with sseregparm attribute.
13508 (standard_80387_constant_p): Return -1 if mode is not
13510 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
13511 (ix86_expand_compare): Ditto.
13512 (ix86_expand_carry_flag_compare): Ditto.
13513 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
13514 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
13515 DECIMAL_FLOAT_MODE_P.
13516 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
13517 of SCALAR_FLOAT_MODE_P.
13518 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
13519 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
13520 checks before FLOAT_MODE_P.
13521 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
13522 before FLOAT_MODE_P.
13527 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
13529 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
13530 Charles Wilson <libtool@cwilson.fastmail.fm>
13532 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
13533 (libgcc.mvars): Don't depend on them.
13534 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
13535 * exec-tool.in: New.
13537 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
13539 * doc/invoke.text (--help): Document --help=common.
13541 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
13543 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
13545 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13547 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
13548 * genemit.c (main): Emit #include "integrate.h".
13549 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
13550 (LOADGP_RTP): New mips_loadgp_style.
13551 * config/mips/mips.h: Include config/vxworks-dummy.h.
13552 (TARGET_RTP_PIC): New macro.
13553 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
13554 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
13555 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
13556 for TARGET_RTP_PIC.
13557 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
13558 -mvxworks-pic when using -mrtp and a PIC option.
13559 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
13561 (mips_symbolic_constant_p, mips_symbolic_address_p)
13562 (mips_symbol_insns): Handle SYMBOL_HALF.
13563 (override_options): Warn about -G and -mrtp being used together.
13564 Initialize mips_lo_relocs[SYMBOL_HALF].
13565 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
13566 (mips_emit_loadgp): Handle LOADGP_RTP.
13567 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
13568 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
13569 (tablejump): Handle function-relative case table entries if
13571 * config/mips/predicates.md (symbol_ref_operand): New predicate.
13573 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13575 * config/mips/mips.md (load_call<mode>): Allow any general register.
13577 (sibcall_value_internal, sibcall_value_multiple_internal)
13578 (call_value_internal, call_value_split, call_value_multiple_internal)
13579 (call_value_multiple_split): Remove constraints from operand 0.
13581 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13583 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
13584 rather than loadgp_noshared.
13585 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
13586 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
13588 * config/mips/mips.md (loadgp): Rename to...
13589 (loadgp_newabi): ...this.
13590 (loadgp_noshared): Rename to...
13591 (loadgp_absolute): ...this.
13593 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13595 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
13596 false for locally-binding symbols.
13597 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
13599 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13601 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
13602 (SYMBOL_GOT_PAGE_OFST): ...this.
13603 (SYMBOL_GOT_GLOBAL): Rename to...
13604 (SYMBOL_GOT_DISP): ...this.
13605 (SYMBOL_GOTOFF_GLOBAL): Rename to...
13606 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
13607 * config/mips/mips.c (mips_global_symbol_p): New function.
13608 (mips_symbol_binds_local_p): Likewise.
13609 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
13610 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
13611 mips_global_symbol_p and mips_symbol_binds_local_p.
13612 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
13613 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
13614 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
13615 SYMBOL_GOTOFF_DISP.
13616 (mips_ok_for_lazy_binding_p): New function.
13617 (mips_load_call_address, mips_expand_call): Use it.
13618 (mips_dangerous_for_la25_p): Likewise.
13619 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
13620 (*got_disp<mode>): Use got_disp_operand instead of
13621 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
13622 SYMBOL_GOTOFF_GLOBAL.
13623 (*got_page<mode>): Use got_page_ofst_operand instead of
13625 * config/mips/predicates.md (const_call_insn_operand): Use
13626 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
13627 (global_got_operand): Rename to...
13628 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
13630 (local_got_operand): Rename to...
13631 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
13632 of SYMBOL_GOT_LOCAL.
13634 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13636 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
13637 TARGET_CALL_CLOBBERED_GP.
13638 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13639 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
13640 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
13641 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
13642 of TARGET_ABICALLS && !TARGET_NEWABI.
13643 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13644 * config/mips/mips.c (mips_load_call_address): Check
13645 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13646 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13647 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13648 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
13649 TARGET_ABICALLS && TARGET_NEWABI.
13650 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
13652 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
13653 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
13654 TARGET_ABICALLS && TARGET_NEWABI.
13655 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
13656 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
13657 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
13658 whether indirect calls must use $25.
13659 (mips_extra_live_on_entry): Check TARGET_GOT instead of
13661 * config/mips/mips.md (jal_macro): Check flag_pic and
13662 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
13663 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
13664 instead of TARGET_ABICALLS.
13665 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
13666 TARGET_ABICALLS && TARGET_OLDABI.
13667 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13668 (sibcall): In the comment above the define_insn, mention
13669 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
13670 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
13671 instead of TARGET_ABICALLS.
13673 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
13675 * doc/md.texi (Blackfin family constraints): Document PA and PB.
13676 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
13677 (MACFLAGS_MATCH_P): New macro.
13678 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
13679 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
13680 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
13681 the other MACFLAG constants.
13682 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
13683 (flag_machi): Tighten constraints. Renumber some of the operands.
13684 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
13686 (flag_machi_parts_acconly): New pattern.
13687 (flag_macinithi): Tighten constraints. Allow any accumulator to be
13689 (flag_macinit1hi): Tighten constraints.
13690 (flag_mul_macv2hi_parts_acconly): New pattern.
13692 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
13693 Use a more efficient implementation.
13694 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
13695 inline sequences when not optimizing for size.
13697 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
13698 movhi_high2low): Delete, merge functionality into...
13699 (packv2hi): ... this pattern.
13701 2007-02-11 Jie Zhang <jie.zhang@analog.com>
13702 * config/bfin/bfin.opt (msim): New option.
13703 (mcpu=): New option.
13704 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
13705 (bfin_cpu_t): Typedef of enum bfin_cpu.
13706 (bfin_cpu_type): New declaration.
13707 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
13708 -msim and -mcpu= options.
13709 (LIB_SPEC): Likewise.
13710 * config/bfin/bfin.c (bfin_cpu_type): Define.
13711 (bfin_handle_option): Handle -mcpu= option.
13712 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
13713 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
13714 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
13716 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13718 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
13719 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
13720 (powerpc-wrs-vxworksae): Use ${tm_file}.
13721 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
13722 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
13723 * config/i386/vx-common.h: New file.
13725 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13727 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
13730 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
13732 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
13735 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
13739 * c-common.c (c_build_qualified_type): Set canonical type
13742 2007-04-12 Richard Guenther <rguenther@suse.de>
13744 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
13745 lower bound and element size if lower bound is not zero
13746 or either of the ARRAY_REF operands is set.
13748 2007-04-12 Richard Guenther <rguenther@suse.de>
13750 PR tree-optimization/24689
13751 PR tree-optimization/31307
13752 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
13754 * gimplify.c (canonicalize_addr_expr): To be consistent with
13755 gimplify_compound_lval only set operands two and three of
13756 ARRAY_REFs if they are not gimple_min_invariant. This makes
13757 it never at this place.
13758 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13760 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13762 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
13763 null before emitting a .nsubspa directive.
13765 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13767 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
13768 need_to_partition_p if there are no memory statements in the
13771 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13773 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
13774 (gcd_of_steps_may_divide_p): New function.
13775 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
13777 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13779 * reload.c (find_reloads_toplev, find_reloads_address,
13780 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
13781 not a pointer equality test, to decide if we need to call
13782 push_reg_equiv_alt_mem.
13784 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
13786 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
13787 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
13789 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
13791 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13793 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
13794 vector to be positive.
13796 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13800 * doc/invoke.texi: Document --params max-aliased-vops and
13802 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
13803 debug_memory_partitions): Move to tree-flow.h
13804 * params.h (AVG_ALIASED_VOPS): Define.
13805 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
13807 (mp_info_t): Likewise.
13808 (get_mem_sym_stats_for): New.
13809 (set_memory_partition): Move from tree-flow-inline.h.
13810 (mark_non_addressable): Only clear the set of symbols for the
13811 partition if it exists.
13812 (dump_memory_partitions): Move from tree-ssa-operands.c
13813 (debug_memory_partitions): Likewise.
13814 (need_to_partition_p): New.
13815 (dump_mem_ref_stats): New.
13816 (debug_mem_ref_stats): New.
13817 (dump_mem_sym_stats): New.
13818 (debug_mem_sym_stats): New.
13819 (update_mem_sym_stats_from_stmt): New.
13820 (compare_mp_info_entries): New.
13821 (mp_info_cmp): Call it.
13822 (sort_mp_info): Change argument to a list of mem_sym_stats_t
13824 (get_mpt_for): Move from tree-ssa-operands.c.
13825 (find_partition_for): New.
13826 (create_partition_for): Remove.
13827 (estimate_vop_reduction): New.
13828 (update_reference_counts): New.
13829 (build_mp_info): New.
13830 (compute_memory_partitions): Refactor.
13831 Document new heuristic.
13832 Call build_mp_info, update_reference_counts,
13833 find_partition_for and estimate_vop_reduction.
13834 (compute_may_aliases): Populate virtual operands before
13835 calling debugging dumps.
13836 (delete_mem_sym_stats): New.
13837 (delete_mem_ref_stats): New.
13838 (init_mem_ref_stats): New.
13839 (init_alias_info): Call it.
13840 (maybe_create_global_var): Remove alias_info argument.
13841 Get number of call sites and number of pure/const call sites
13842 from gimple_mem_ref_stats().
13843 (dump_alias_info): Call dump_memory_partitions first.
13844 (dump_points_to_info_for): Show how many times a pointer has
13846 * opts.c (decode_options): For -O2 set --param
13847 max-aliased-vops to 500.
13848 For -O3 set --param max-aliased-vops to 1000 and --param
13849 avg-aliased-vops to 3.
13850 * fortran/options.c (gfc_init_options): Remove assignment to
13852 * tree-flow-inline.h (gimple_mem_ref_stats): New.
13853 * tree-dfa.c (dump_variable): Dump memory reference
13855 Dump NO_ALIAS* settings.
13856 (referenced_var_lookup): Tidy.
13857 (mem_sym_stats): New.
13858 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
13859 and ORIG are different SSA names for a memory partition.
13860 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
13861 * tree-flow.h (struct mem_sym_stats_d): Define.
13862 (mem_sym_stats_t): Define.
13863 (struct mem_ref_stats_d): Define.
13864 (struct gimple_df): Add field mem_ref_stats.
13865 (enum noalias_state): Define.
13866 (struct var_ann_d): Add bitfield noalias_state.
13867 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
13868 debug_mem_ref_stats, debug_memory_partitions,
13869 debug_mem_sym_stats): Declare.
13870 * tree-ssa-structalias.c (update_alias_info): Update call
13871 sites, pure/const call sites and asm sites in structure
13872 returned by gimple_mem_ref_stats.
13873 Remove local variable IS_POTENTIAL_DEREF.
13874 Increase NUM_DEREFS if the memory expression is a potential
13876 Call update_mem_sym_stats_from_stmt.
13877 If the memory references memory, call
13878 update_mem_sym_stats_from_stmt for all the direct memory
13879 symbol references found.
13880 (intra_create_variable_infos): Set noalias_state field for
13881 pointer arguments according to the value of
13882 flag_argument_noalias.
13883 * tree-ssa-structalias.h (struct alias_info): Remove fields
13884 num_calls_found and num_pure_const_calls_found.
13885 (update_mem_sym_stats_from_stmt): Declare.
13886 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
13887 Set default value to 100.
13888 (PARAM_AVG_ALIASED_VOPS): Define.
13890 2007-04-11 Richard Guenther <rguenther@suse.de>
13892 PR middle-end/31530
13893 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
13894 a * -b + c as c - a * b if we honor sign dependent rounding.
13896 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13898 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
13899 bfin_expand_strmov.
13900 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
13901 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
13903 (initialize_trampoline): Don't use old-style function definition.
13904 (bfin_secondary_reload): Mark IN_P argument as unused.
13906 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
13908 PR tree-optimization/31343
13909 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
13910 (build_polynomial_chrec): Return a scalar when the evolution is zero.
13911 * testsuite/gcc.dg/vect/pr31343.c: New.
13913 2007-04-10 Eric Christopher <echristo@apple.com>
13915 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
13916 * config/i386/i386.md (*cmpfp0): Use.
13917 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13918 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13919 (fix_trunc<mode>_i386_fisttp): Ditto.
13920 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13921 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13922 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13923 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13924 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13925 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13926 (unnamed_splitters): Ditto.
13927 * config/i386/i386.c (output_fix_trunc): Assert that
13928 we're not being passed a TFmode operand.
13930 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
13932 PR tree-optimization/31526
13933 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
13934 n_basic_blocks to find newly added blocks.
13936 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
13938 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
13940 (fix_trunc<mode>si_sse): Ditto.
13941 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
13942 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
13943 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
13944 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
13945 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
13946 expander using SSEMODEF mode macro.
13947 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
13948 expander using SSEMODEF mode macro.
13949 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
13950 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
13951 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
13952 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
13953 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
13954 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
13955 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
13956 Macroize insn using X87MODEF mode macro.
13958 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
13960 * config/i386/sse.md (sse2_pinsrw): Removed.
13961 (sse2_pextrw): Renamed to ...
13962 (*sse2_pextrw): This.
13964 2007-04-09 Jan Hubicka <jh@suse.cz>
13967 * config/i386/sse.md
13968 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
13969 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
13970 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
13971 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
13973 2007-04-09 Jan Hubicka <jh@suse.cz>
13975 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
13976 multiple fields of union.
13978 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
13980 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
13981 (create_preheaders): Check that loops are available.
13982 (fix_loop_structure): Clean up, improve comments.
13983 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
13984 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
13986 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
13987 * predict.c (tree_estimate_probability): Do not call
13988 calculate_dominance_info. Call create_preheaders.
13989 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
13990 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
13992 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
13993 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
13994 * tree-cfg.c (tree_split_edge): Make an assert more precise.
13995 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
13998 2007-04-08 Jan Hubicka <jh@suse.cz>
14000 * tree.h (maybe_fold_offset_to_component_ref): Declare.
14001 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
14002 * fold-const.c (fold_unary): Use it.
14004 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
14006 * varasm.c (assemble_variable): Remove call to
14007 lang_hooks.decls.prepare_assemble_variable.
14008 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
14009 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
14010 * langhooks.h (lang_hooks_for_decls): Remove
14011 prepare_assemble_variable.
14013 2007-04-08 Mike Stump <mrs@apple.com>
14015 * config/i386/i386.c: Use inc/dec on Core2.
14017 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
14019 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
14020 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14021 lhd_tree_inlining_end_inlining): Remove.
14022 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
14023 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
14024 end_inlining hooks.
14025 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
14026 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14027 lhd_tree_inlining_end_inlining): Remove prototypes.
14028 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
14029 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
14030 LANG_HOOKS_TREE_INLINING_START_INLINING,
14031 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
14033 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
14036 2007-04-08 Anatoly Sokolov <aesok@post.ru>
14039 * config/avr/predicates.md (io_address_operand): Delete predicate.
14040 (low_io_address_operand): Don't use 'mode' argument.
14041 (higth_io_address_operand): Rename ...
14042 (high_io_address_operand): ... to this. Don't use 'mode' argument.
14043 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
14046 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
14048 Revert change removing staticp.
14050 2007-04-07 Anatoly Sokolov <aesok@post.ru>
14053 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
14056 2007-04-07 Bruce Korb <bkorb@gnu.org>
14058 * c.opt: Add -Wformat-contains-nul.
14059 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
14061 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
14062 the NUL byte warning.
14064 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
14066 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
14068 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14070 * tree.c (staticp): No longer use staticp langhook.
14071 * langhooks.c (lhd_staticp): Removed.
14072 * langhooks.h (struct lang_hooks): Remove staticp.
14073 * c-common.c (c_staticp): Remove.
14074 * c-common.h (c_staticp): Ditto.
14075 * langhooks-defs.h (lhd_staticp): Ditto.
14076 (LHD_HOOKS_STATICP): Ditto
14077 * tree.h (gcc_assert_lowered): New macro.
14079 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
14081 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
14082 argument "reliable".
14083 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
14084 Add argument "reliable". Propagate it through calls.
14085 (infer_loop_bounds_from_undefined): Derive number of iterations
14086 estimates from references in blocks that do not dominate loop latch.
14087 (gcov_type_to_double_int): New function.
14088 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
14089 and expected_loop_iterations_unbounded.
14090 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
14091 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
14092 * tree-data-ref.c (estimated_loop_iterations): Export.
14093 (get_references_in_stmt): Fix -- do not return addresses of local
14095 * cfgloop.h (expected_loop_iterations_unbounded,
14096 estimated_loop_iterations): Declare.
14098 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14100 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14102 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14104 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
14105 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
14106 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
14107 Use output_387_reg_move().
14108 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
14109 expander using X87MODEF12 mode macro.
14110 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
14111 choosing register preferences. Use output_387_reg_move().
14112 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
14113 instead of "x". Use output_387_reg_move().
14114 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
14115 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
14116 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
14117 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
14118 Use output_387_reg_move().
14119 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
14121 (*truncxf?f_i387 splitter): Ditto.
14123 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14125 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
14126 LANG_HOOKS_SAFE_FROM_P.
14127 * expr.c (safe_from_p): Remove langhook call.
14128 * langhooks.h (lang_hooks): Remove safe_from_p.
14129 (lhd_safe_from_p): Remove prototype.
14130 * langhooks.c (lhd_safe_from_p): Remove.
14132 2007-04-06 Jan Hubicka <jh@suse.cz>
14134 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
14137 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14139 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
14140 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
14141 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
14142 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
14144 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
14145 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
14147 2007-04-05 Richard Henderson <rth@redhat.com>
14149 * config/alpha/alpha.c (print_operand) [+]: Remove.
14150 (alpha_end_function): Print nop if call at end of function.
14151 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
14152 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
14153 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
14154 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
14155 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
14156 the call pattern. Update peepholes to match.
14158 2007-04-05 Janis Johnson <janis187@us.ibm.com>
14160 * doc/extend.texi (Other Builtins): Add decimal float variants
14162 * builtins.def: Ditto.
14163 * builtins.c (expand_builtin): Ditto.
14165 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
14166 H.J. Lu <hongjiu.lu@intel.com>
14169 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
14170 of V8HImode when calling ix86_binary_operator_ok.
14171 (sse2_pmaddwd): Call ix86_binary_operator_ok.
14172 (sdot_prodv8hi): Operands 1 and 2 must be register.
14174 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14176 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
14177 initialize align to silence bogus warning.
14179 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14181 PR middle-end/22156
14182 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
14184 (struct sra_walk_fns): Remove use_all parameter from use.
14185 (sra_hash_tree): Handle BIT_FIELD_REFs.
14186 (sra_elt_hash): Don't hash bitfld blocks.
14187 (sra_elt_eq): Skip them in parent compares as well. Handle
14189 (sra_walk_expr): Don't maintain or pass down use_all_p.
14190 (scan_use): Remove use_all parameter.
14191 (scalarize_use): Likewise. Re-expand assignment to
14192 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
14193 output, and re-scalarize after output. Don't mark anything
14195 (scalarize_ldst): Adjust.
14196 (scalarize_walk_gimple_modify_statement): Likewise.
14197 (build_element_name_1): Handle BIT_FIELD_REFs.
14198 (instantiate_element): Don't warn for any element whose parent
14199 is used as a whole.
14200 (instantiate_missing_elements_1): Return the sra_elt.
14201 (canon_type_for_field): New.
14202 (try_instantiate_multiple_fields): New.
14203 (instantiate_missing_elemnts): Use them.
14204 (mark_no_warning): Removed.
14205 (generate_one_element_ref): Handle BIT_FIELD_REFs.
14206 (REPLDUP, sra_build_elt_assignment): New.
14207 (generate_copy_inout): Use them.
14208 (generate_element_copy): Likewise. Handle bitfld differences.
14209 (generate_element_zero): Don't recurse for blocks. Use
14210 sra_build_elt_assignment.
14211 (generate_one_element_int): Take elt instead of var. Use
14212 sra_build_elt_assignment.
14213 (generate_element_init_1): Adjust.
14214 (scalarize_use, scalarize_copy): Use REPLDUP.
14215 (scalarize_ldst): Move assert before dereference.
14216 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
14218 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14220 * regmove.c: Fix unused variable warnings due to previous commit.
14222 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14224 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
14225 (regmove_bb_head): Remove.
14226 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
14227 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
14228 problems with fixup_match_1.
14229 Don't initialize/free regmove_bb_head.
14231 (reg_is_remote_constant_p): If an insn is in the same basic block
14232 but not before INSN, consider it remote, too.
14234 2007-04-05 Anatoly Sokolov <aesok@post.ru>
14237 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
14238 DECL_ASSEMBLER_NAME, not the DECL_NAME.
14240 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
14242 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
14243 (CONDITIONAL_REGISTER_USAGE): Likewise.
14245 2007-04-04 Richard Henderson <rth@redhat.com>
14247 * config/alpha/lib1funcs.asm: Remove unused file.
14249 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14252 * opts.c (print_specific_help): Fix --help=<language>
14254 (common_handle_option): Support --help=common.
14256 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14259 * gcc.c (main): Do not run the linker if
14260 print_subprocess_help indicates that it shouldn't be
14263 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14266 * doc/invoke.texi (--help=): Document <languages> value, fix
14267 formatting in tables of values.
14269 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
14271 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
14272 dllimport attribute of virtual methods.
14274 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
14276 * config/score/crti.asm: Change _bss_start to __bss_start.
14277 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
14278 (OUTGOING_REG_PARM_STACK_SPACE) update.
14279 * config/score/score.opt: add options to make backend support
14280 score5, score5u, score7 and score7d.
14281 * config/score/score.md: Likewise.
14282 * config/score/misc.md: Likewise.
14283 * config/score/mac.md: Likewise.
14284 * doc/invoke.texi: Likewise.
14285 * doc/md.texi: update constraints define.
14287 2007-04-03 Richard Henderson <rth@redhat.com>
14289 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
14290 an appropriate type, use the mode instead.
14292 2007-04-03 Richard Sandiford <richard@codesourcery.com>
14294 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
14295 Set the default --with-arch setting to mips2.
14296 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
14297 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
14298 (MULTILIB_OSDIRNAMES): Delete.
14299 (MULTILIB_DIRNAMES): Define.
14300 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
14301 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
14302 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
14303 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
14304 VXWORKS_OS_CPP_BUILTINS.
14305 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
14306 (MIPS_DEBUGGING_INFO): Undefine.
14307 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
14309 2007-04-03 Jakub Jelinek <jakub@redhat.com>
14311 PR middle-end/30704
14312 * fold-const.c (native_encode_real): Encode real.c provided longs
14313 as a series of 32-bit native integers.
14314 (native_interpret_real): Interpret buffer as a series of 32-bit
14317 2007-04-03 Richard Guenther <rguenther@suse.de>
14319 * genpreds.c (write_insn_constraint_len): Write function
14320 optimized for CONSTRAINT_LEN implementation.
14321 (write_tm_preds_h): Output insn_constraint_len inline and
14322 use it for CONSTRAINT_LEN.
14323 (write_insn_preds_c): Don't output insn_constraint_len.
14324 * doc/md.texi (define_register_constraint): Document multi-letter
14325 constraints shall have the same length if they start with the same
14328 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14331 * config/i386/i386.md (isinf<mode>2): Expand only when
14332 TARGET_C99_FUNCTIONS is set.
14334 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14336 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
14337 (x86_64-*-linux*): Ditto.
14338 * config/i386/i386.opt (mpc): New option.
14339 * config/i386/i386.c (overrride_options): Handle
14340 ix87_precision_string.
14341 * config/i386/crtprec.c: New file.
14342 * config/i386/t-crtpc: Ditto.
14343 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
14344 and -mpc80 options.
14345 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
14346 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
14347 crtprec32.o, crtprec64.o and crtprec80.o.
14349 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
14350 and -mpc80 options.
14351 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
14353 2007-04-02 Eric Christopher <echristo@apple.com>
14355 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
14356 limitations on darwin.
14358 2007-04-02 Anatoly Sokolov <aesok@post.ru>
14361 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
14363 2007-04-02 Dave Korn <dave.korn@artimi.com>
14365 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
14367 2007-04-02 Dave Korn <dave.korn@artimi.com>
14369 * libgcc2.h (exception_descriptor): Don't forward-declare.
14370 (__get_eh_table_language, __get_eh_table_version): Delete
14371 prototypes of long-dead functions.
14373 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
14375 * ebitmap.h: New file
14376 * ebitmap.c: New file
14377 * Makefile.in (ebitmap.o): New target.
14379 2007-04-01 Jan Hubicka <jh@suse.cz>
14381 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
14382 before very first instruction.
14384 2007-04-01 Jan Hubicka <jh@suse.cz>
14386 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
14387 waring on 64bit hosts.
14388 * bitmap.h: Fix typo in bitmap_head_def.
14390 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
14392 PR rtl-optimization/31391
14393 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
14394 into a DELETED_LABEL note, and the label is in an empty basic
14395 block, update BB_END as well as BB_HEAD.
14397 2007-04-01 Richard Henderson <rth@redhat.com>
14399 PR tree-optimization/31169
14400 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
14401 to varying if the range is outside [0, prec-1].
14403 2007-04-01 Richard Sandiford <richard@codesourcery.com>
14406 * config/mips/mips.md (load_const_gp): New insn.
14407 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
14408 the MIPS16 GP pseudo register if no_new_pseudos.
14409 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
14411 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
14414 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
14416 (call_value): Likewise.
14418 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
14419 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14422 * doc/invoke.texi: (optimization options): Reword description
14423 of -ffast-math. Document its primary purpose.
14425 2007-03-31 Richard Guenther <rguenther@suse.de>
14427 * omp-low.c (splay-tree.h): Include.
14428 (lookup_decl): Replace splay-tree usage by pointer-map.
14429 (maybe_lookup_decl): Likewise.
14430 (new_omp_context): Likewise.
14431 (delete_omp_context): Likewise.
14432 * gimplify.c (splay-tree.h): Include.
14433 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
14435 (remap_ssa_name): Likewise.
14436 (remap_decl): Likewise.
14437 (remap_type_1): Likewise.
14438 (remap_type): Likewise.
14439 (copy_body_r): Likewise.
14440 (expand_call_inline): Likewise.
14441 (clone_body): Likewise.
14442 (copy_tree_r): Likewise.
14443 (remap_save_expr): Likewise.
14444 (unsave_r): Likewise.
14445 (unsave_expr_now): Likewise.
14446 (tree_function_versioning): Likewise.
14447 (build_duplicate_type): Likewise.
14448 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
14449 (struct copy_body_data): Replace splay-tree by pointer-map.
14450 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
14451 not $(SPLAY_TREE_H).
14452 (gimplify.o): Depend on $(SPLAY_TREE_H).
14453 (omp-low.p): Likewise.
14455 2007-03-31 Anatoly Sokolov <aesok@post.ru>
14457 * config/avr/predicates.md (even_register_operand,
14458 odd_register_operand): New predicates.
14459 * config/avr/avr.md (movw peephole2): New.
14460 (movw_r peephole2): New.
14462 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
14464 * tree.h (get_signed_or_unsigned_type): New.
14465 * fold-const.c (operand_equal_for_comparison_p): Use
14466 get_signed_or_unsigned_type instead of
14467 lang_hooks.types.signed_or_unsigned_type.
14468 * expr.c (store_expr): Ditto.
14469 * langhooks.c (get_signed_or_unsigned_type): New.
14470 (lhd_signed_or_unsigned_type): New.
14471 * langhooks.h (lhd_signed_or_unsigned_type): New.
14472 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
14474 2007-03-30 Richard Henderson <rth@redhat.com>
14476 * tree-ssa-loop-ivopts.c: Include target.h.
14477 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
14478 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
14479 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
14480 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
14482 2007-03-30 Richard Henderson <rth@redhat.com>
14483 Kai Tietz <kai.tietz@onevision.com>
14485 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
14486 default for 64-bit.
14487 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
14488 (TARGET_64BIT_MS_ABI): New.
14489 (DBX_REGISTER_NUMBER): Handle 64-bit.
14490 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
14491 (LONG_TYPE_SIZE): Force to 32.
14492 (REG_PARM_STACK_SPACE): New.
14493 (OUTGOING_REG_PARM_STACK_SPACE): New.
14494 (REGPARM_MAX, SSE_REGPARM_MAX): New.
14495 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14496 (STACK_BOUNDARY): Use 128 for 64-bit.
14497 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
14498 Add 64-bit implementation.
14499 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
14501 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
14502 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
14503 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
14504 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
14505 (ix86_handle_cconv_attribute): Don't warn when ignoring if
14506 TARGET_64BIT_MS_ABI.
14507 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
14508 (ix86_pass_by_reference): Likewise.
14509 (ix86_function_value_regno_p): Likewise.
14510 (ix86_build_builtin_va_list): Likewise.
14511 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
14512 (function_arg_advance_ms_64): New.
14513 (function_arg_advance): Call it.
14514 (function_arg_ms_64): New.
14515 (function_arg): Call it.
14516 (function_value_ms_64): New.
14517 (ix86_function_value_1): Call it.
14518 (return_in_memory_ms_64): New.
14519 (ix86_return_in_memory): Call it.
14520 (setup_incoming_varargs_ms_64): New.
14521 (ix86_setup_incoming_varargs): Call it.
14522 (ix86_expand_prologue): Handle 64-bit stack probing.
14523 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
14524 (output_pic_addr_const): Likewise.
14525 (x86_this_parameter): Likewise.
14526 (x86_output_mi_thunk): Likewise.
14527 (x86_function_profiler): Likewise.
14528 (TARGET_STRICT_ARGUMENT_NAMING): New.
14529 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
14530 (TARGET_64BIT_MS_ABI): New.
14531 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
14532 * config/i386/i386.md (allocate_stack_worker): Remove.
14533 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
14534 describe the clobber of eax without a match_scratch.
14535 (allocate_stack_worker_postreload): Remove.
14536 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
14537 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
14538 (allocate_stack_worker_rex64_postreload): Remove.
14539 (allocate_stack): Handle 64-bit.
14540 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
14541 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
14542 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
14543 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
14544 (STANDARD_STARTFILE_PREFIX_1): Likewise.
14545 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
14546 * config.build (x86_64-*-mingw*): New host.
14547 * config.host (x86_64-*-mingw*): New host.
14548 * config.gcc (x86_64-*-mingw*): New target.
14549 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
14551 2007-03-30 Richard Henderson <rth@redhat.com>
14552 Kai Tietz <kai.tietz@onevision.com>
14554 * c-pragma.c (struct def_pragma_macro_value): New.
14555 (struct def_pragma_macro): New.
14556 (pushed_macro_table): New.
14557 (dpm_hash, dpm_eq): New.
14558 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
14559 (init_pragma): Install them.
14560 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14562 2007-03-30 Anatoly Sokolov <aesok@post.ru>
14564 * config/avr/avr.c (avr_override_options): Clear
14565 'flag_delete_null_pointer_checks'.
14567 2007-03-30 Paolo Carlini <pcarlini@suse.de>
14570 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
14571 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
14572 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
14573 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
14574 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
14575 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
14576 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
14578 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
14580 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
14582 * regmove.c: Move all of pass_stack_adjustments from here...
14583 * combine-stack-adj.c: ...to this new file.
14584 * Makefile.in: Add rules for combine-stack-adj.o.
14586 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
14588 PR tree-optimization/31383
14589 * tree-data-ref.c (affine_function_equal_p): Do not require the
14590 vectors to have the same length.
14592 2007-03-30 Jan Hubicka <jh@suse.cz>
14594 PR middle-end/30700
14595 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
14596 availablility; add more sanity checking; ask varpool only about
14599 2007-03-29 Richard Henderson <rth@redhat.com>
14601 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
14602 to decide, but __SIZEOF_LONG_LONG__.
14604 2007-03-29 Richard Henderson <rth@redhat.com>
14606 * emutls.c (struct __emutls_array): New.
14607 (emutls_destroy): Use it instead of casting element 0 from void*.
14608 (__emutls_get_address): Likewise.
14610 2007-03-29 Richard Henderson <rth@redhat.com>
14612 * varasm.c (initializer_constant_valid_p): Don't deny
14613 DECL_DLLIMPORT_P on functions.
14615 * config/i386/cygming.h: Remove function declarations.
14616 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
14617 (ASM_OUTPUT_LABELREF): Remove.
14618 (COMMON_ASM_OP): Remove.
14619 (ASM_OUTPUT_COMMON): Remove.
14620 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
14621 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
14622 (ASM_DECLARE_FUNCTION_NAME): Likewise.
14623 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
14624 Rename from TARGET_ENCODE_SECTION_INFO.
14625 * config/i386/netware.h: Likewise.
14626 * config/i386/i386-protos.h: Update.
14627 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
14628 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
14629 (legitimate_constant_p): Reject dllimports.
14630 (dllimport_map, get_dllimport_decl): New.
14631 (legitimize_dllimport_symbol): New.
14632 (legitimize_address, ix86_expand_move): Use it.
14633 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
14634 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
14635 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
14636 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
14637 * config/i386/predicates.md (constant_call_address_operand): Only
14638 accept symbols; reject dllimport_p symbols.
14639 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
14640 i386_pe_maybe_record_exported_symbol.
14641 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
14642 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
14643 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
14644 trust the setting of DECL_DLLIMPORT_P.
14645 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
14646 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
14647 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
14648 tidy the argument scanning loop.
14649 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
14650 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
14651 (i386_pe_strip_name_encoding): Remove.
14652 (i386_pe_binds_local_p): New.
14653 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
14654 (i386_pe_output_labelref): Remove.
14655 (i386_pe_asm_output_aligned_decl_common): New.
14656 (i386_pe_maybe_record_exported_symbol): Rename from
14657 i386_pe_record_exported_symbol; check for dllexported symbols.
14659 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
14661 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
14662 add comment explaining why vsnprintf cannot be used.
14664 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
14666 PR tree-optimization/30666
14667 * tree.c (build_complex_type): When creating type names for DWARF2
14668 debug info, create TYPE_DECLs for TYPE_NAME instead of
14670 (build_common_tree_nodes_2): Use build_complex_type when building
14671 predefined complex types, to preserve canonical types.
14673 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
14675 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
14676 (noce_get_alt_condition): Look at it to determine whether to
14677 reverse the condition or not.
14678 (noce_get_condition): Substitute the truth for lies.
14679 (noce_find_if_block): Set the then_else_reversed field.
14681 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
14683 * config/fr30/fr30.md (movdi): Do not accept immediates as the
14684 destination of this insn.
14685 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
14686 than calling gen_rtx_SET directly. Use r0 to hold the value of
14687 'address + 4' rather than a stack based temporary which can be
14688 mis-optimized away.
14690 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14692 * config/s390/s390.c (s390_secondary_input_reload_class,
14693 s390_secondary_output_reload_class): Functions removed.
14694 (s390_secondary_reload): New function.
14695 (TARGET_SECONDARY_RELOAD): Target macro defined.
14696 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
14697 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
14698 * config/s390/s390.md ("reload_outti", "reload_outdi",
14699 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
14700 "reload_out<mode>"): Expanders removed.
14701 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
14702 "reload<mode>_nonoffmem_out"): Expanders added.
14704 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14706 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
14707 action if SRC->DEST replacement failed anyway.
14709 2007-03-28 Mike Stump <mrs@apple.com>
14711 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
14712 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
14713 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
14715 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14717 * config.gcc: Accept barcelona as a variant of amdfam10.
14718 * config/i386/i386.c (override_options): Likewise.
14719 * doc/invoke.texi: Likewise.
14721 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
14723 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
14724 offsets for BIT_FIELD_REF and COMPONENT_REF.
14726 2007-03-28 Richard Guenther <rguenther@suse.de>
14728 * tree.c (is_global_var): Move ...
14729 * tree-flow-inline.h (is_global_var): ... here.
14730 * tree.h (is_global_var): Remove declaration.
14732 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
14734 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
14736 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
14737 * config/i386/i386.c (ix86_tune_features): Initialize new
14739 * config/i386/predicates.md (promotable_binary_operator): Use
14740 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
14742 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
14745 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
14747 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
14749 * config/fr30/fr30.md (movsi_internal): Change destination
14750 constraint from m to V and add m to the end.
14752 2007-03-28 Christian Bruel <christian.bruel@st.com>
14754 * config/sh/sh.md (movsi_i): Fix type attribute.
14756 2007-03-28 Christian Bruel <christian.bruel@st.com>
14758 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
14759 (movsf_ie): Likewise.
14761 2007-03-28 Christian Bruel <christian.bruel@st.com>
14763 * config.gcc: Add sh4-300 to multilib.
14764 * config/sh/t-mlib-sh4-300: New file.
14766 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
14768 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
14769 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
14770 fix_trunc<mode>di2.
14771 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
14772 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
14773 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
14774 "fixuns_trunctddi2"): Whitespace fix.
14776 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
14778 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
14779 the definition of struct sh_args.
14780 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
14781 CALL_COOKIE_INT_REG_GET): Likewise.
14783 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
14785 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
14786 transformations are applied successfully.
14788 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
14790 * tree.c (tree_contains_struct): Permit 512 tree codes.
14791 * tree.h (tree_contains_struct): Ditto.
14792 (MAX_TREE_CODES): Ditto.
14793 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
14794 SPARE member to store remaining padding bits.
14796 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14798 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
14801 2007-03-27 Janis Johnson <janis187@us.ibm.com>
14803 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
14804 * configure: Regenerate.
14806 * configure: Regenerate using the correct version of autoconf.
14808 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14810 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
14812 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
14813 regs to "__SP_L__" and "__SP_H__".
14815 2007-03-27 Richard Guenther <rguenther@suse.de>
14817 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
14818 computations with it with a HOST_WIDE_INT variable.
14820 2007-03-26 Mike Stump <mrs@apple.com>
14822 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
14823 objective-c-header, objective-c++-header and objc++-cpp-output
14825 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14827 2007-03-26 Richard Henderson <rth@redhat.com>
14830 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
14831 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
14832 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
14833 IX86_BUILTIN_PSRLQ128): New.
14834 (ix86_init_mmx_sse_builtins): Add them.
14835 (ix86_expand_builtin): Expand them.
14836 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
14837 operand 2 be TImode.
14838 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
14839 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
14840 _mm_srli_epi64): Mark __B const.
14841 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
14842 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
14843 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
14844 new two-vector shift builtins.
14846 2007-03-26 Ian Lance Taylor <iant@google.com>
14848 PR tree-optimization/31345
14849 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
14850 [+INF, +INF(OVF)] into VARYING.
14852 2007-03-26 Zack Weinberg <zackw@panix.com>
14854 * gengtype-parse.c: New file.
14855 * gengtype-yacc.y: Delete.
14856 * gengtype-lex.l: Don't include gengtype-yacc.h.
14857 Define YY_DECL and yyterminate appropriately for recursive
14858 descent parser. yylval is now a string out-parameter to yylex.
14859 (HWS, EOID): New shorthand.
14860 (IWORD): Add a couple more types.
14861 (yylex): Add a setup stanza. Remove the complex rules for
14862 detecting GTY'ed types and typedefs; replace with simple
14863 keyword detectors. Adjust everything for the changed
14864 definition of yylval. Ignore all pp-directives, not just #define.
14866 (parse_file): Rename yybegin; do not call yyparse.
14868 * gengtype.c (xasprintf): Export again.
14869 (this_file): New. Use everywhere __FILE__ was being used.
14870 (get_lang_bitmap): Special case types defined in gengtype.c.
14871 (do_typedef, new_structure): Suppress definition of certain types.
14872 (new_structure): Improve diagnostics of duplicate definitions.
14873 Make sure location_s is associated with input.h.
14874 (nreverse_pairs, define_location_structures): New functions.
14875 (main): Improve tagging of kludge types. Remove old kludges
14876 for input.h types; use define_location_structures.
14877 * gengtype.h: Update prototypes. Define token codes here.
14878 * Makefile.in: Remove all references to gengtype-yacc.
14879 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
14881 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
14882 add GTY((skip)) to the field that's only conditionally there.
14883 * doc/install.texi: Document that Bison is no longer required
14884 unless building treelang.
14886 * gengtype.c: Don't include gtyp-gen.h.
14887 (srcdir): Declare here.
14888 (base_files, lang_dir_names): Allocate dynamically.
14889 (gt_files, num_gt_files, num_lang_dirs): New globals.
14890 (measure_input_list, read_input_line, read_input_list)
14891 (set_lang_bitmap): New functions.
14892 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
14893 simplify, relying on read_input_list to set up the bitmaps.
14894 (main): Arguments are no longer unused. Check for correct number
14895 of command line arguments, set srcdir and srcdir_len, then call
14896 read_input_list, before doing anything else. No need to worry
14897 about duplicates in main loop.
14898 * configure.ac: Simplify the calculation of all_gtfiles.
14899 Put language tags in there. Don't set or substitute
14900 all_gtfiles_files_langs or all_gtfiles_files_frags.
14901 * Makefile.in: Revamp the way gengtype is invoked, now that it
14902 takes a file on its command line with a much simpler format.
14903 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
14904 (GTFILES): Remove duplicates and C source files.
14905 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
14906 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
14907 * configure: Regenerate.
14909 * gengtype.h: Remove all type definitions to gengtype.c; leave
14910 only definitions of options_p, type_p, and pair_p as opaque
14911 pointers. Update prototypes.
14912 * gengtype.c: Many type definitions moved here from gengtype.h.
14913 Consolidate type definitions at the top of the file.
14914 (xvasprintf): Delete.
14915 (xasprintf): Make static.
14916 (create_nested_pointer_option): Add 'next' parameter.
14917 (create_field_all, create_field_at): New functions.
14918 (create_field): Now a thin wrapper around create_field_all.
14919 (create_optional_field): Rename create_optional_field_ and add
14920 line argument. Original name is now a macro which supplies
14922 (oprintf): Use vsnprintf directly.
14923 (close_output_files): Use fatal rather than perror/exit.
14924 (note_def_vec, note_def_vec_alloc): Use create_field_at.
14925 (main): Set progname. Don't use exit.
14926 * gengtype-yacc.y (struct_fields): Use create_field_at.
14927 (option, optionseqopt): Delete.
14928 (optionseq): Consolidate productions from option here so we
14929 can use the first argument to create_option.
14931 * gengtype-lex.l: Distinguish unions from structures in the
14932 token type. Don't call find_structure; return the tag as a string.
14933 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
14934 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
14935 string. Reorganize typedef_struct production accordingly.
14936 Use create_nested_ptr_option.
14937 * gengtype.c (create_nested_ptr_option): New function.
14938 * gengtype.h: Declare it.
14940 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
14941 (string_type): Don't declare.
14942 (do_scalar_typedef): Declare.
14943 (create_scalar_type): Update prototype.
14944 * gengtype.c (string_type): Make static.
14945 (scalar_nonchar, scalar_char): New.
14946 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
14947 (resolve_typedef): Use scalar_nonchar for error recovery.
14948 (create_scalar_type): Remove name_len field. Return scalar_char
14949 or scalar_nonchar as appropriate.
14950 (adjust_field_type): Look at scalar_is_char boolean to decide whether
14951 to use string_type.
14952 (throughout): Use scalar_nonchar instead of calling
14953 create_scalar_type, whenever possible.
14954 (main): Initialize scalar_char and scalar_nonchar before calling
14956 * gengtype-lex.l: Adjust for removal of second argument to
14957 create_scalar_type. Use yylval.s instead of yylval.t when
14959 * gengtype-yacc.y: Type of SCALAR is string. Call
14960 create_scalar_type from type:SCALAR rule. Adjust for removal of
14961 second argument to create_scalar_type.
14963 * vec.h: Remove all #if IN_GENGTYPE blocks.
14964 Add comment saying that changes may require adjustments to gengtype.
14965 * gengtype.c: Don't include coretypes.h or tm.h.
14966 Add comment to inclusion of errors.h.
14967 (note_def_vec, note_def_vec_alloc): New functions.
14968 * gengtype.h: Declare new functions.
14969 * gengtype-lex.l: Don't include coretypes.h.
14970 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
14972 (update_lineno): Remove unnecessary prototype.
14973 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
14974 (VEC rule): Just return VEC_TOKEN.
14975 * gengtype-yacc.y (VEC_TOKEN): New token type.
14976 (type): Add a production for VEC(a,b).
14977 * Makefile.in: Update dependencies.
14979 * gengtype-lex.l: Remove rules for parsing pointer-to-function
14980 typedefs that use the old PARAMS macro.
14982 * gengtype-lex.l: Remove all rules and states relating to yacc
14984 * gengtype-yacc.y: Similarly.
14985 * gengtype.c (note_yacc_type): Delete function.
14986 * gengtype.h: Update prototypes.
14988 2007-03-26 Joseph Myers <joseph@codesourcery.com>
14990 * tree-pretty-print.c (dump_generic_node): Report precision of
14991 unnamed integer types.
14993 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
14995 * ifcvt.c (noce_try_store_flag_constants): Don't check
14996 no_new_pseudos here.
14997 (noce_try_store_flag_constants): Don't check no_new_pseudos.
14998 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
14999 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
15000 noce_try_sign_mask): Likewise.
15001 (if_convert): Check no_new_pseudos here.
15003 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
15005 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
15006 (noce_get_condition): Handle new then_else_reversed argument.
15007 (noce_init_if_info): Remove, fold into noce_find_if_block.
15008 (noce_process_if_block): Take a struct noce_if_info as the
15009 argument. Don't set up one based on ce_if_info. Update pointer
15010 references accordingly.
15011 (cond_move_process_if_block): Likewise.
15012 (process_if_block): Removed.
15013 (find_if_block): Removed. Move functionality two new functions,
15014 noce_find_if_block and cond_exec_find_if_block.
15015 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
15016 blocks and the symmetric IF-ELSE-JOIN case.
15017 (cond_exec_find_if_block): Also new function mostly based on old
15018 find_if_block and process_if_block.
15019 (find_if_header): Replace find_if_block call with separately
15020 guarded calls to noce_find_if_block and cond_exec_find_if_block.
15021 (find_cond_trap): Update noce_get_condition call.
15022 (dead_or_predicable): Likewise.
15024 2007-03-26 Jakub Jelinek <jakub@redhat.com>
15026 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
15028 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
15029 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
15030 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
15031 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
15032 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
15033 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
15034 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
15035 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
15036 __builtin_ia32_psrad128 builtins.
15038 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
15040 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
15041 * config/i386/constraints.md
15042 (define_constraint "I"): Use IN_RANGE macro.
15043 (define_constraint "J"): Ditto.
15044 (define_constraint "K"): Ditto.
15045 (define_constraint "M"): Ditto.
15046 (define_constraint "N"): Ditto.
15047 (define_constraint "O"): Ditto.
15048 * config/i386/predicates.md
15049 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
15050 (define_predicate "const_0_to_3_operand"): Ditto.
15051 (define_predicate "const_0_to_7_operand"): Ditto.
15052 (define_predicate "const_0_to_15_operand"): Ditto.
15053 (define_predicate "const_0_to_63_operand"): Ditto.
15054 (define_predicate "const_0_to_255_operand"): Ditto.
15055 (define_predicate "const_1_to_31_operand"): Ditto.
15056 (define_predicate "const_2_to_3_operand"): Ditto.
15057 (define_predicate "const_4_to_7_operand"): Ditto.
15059 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15061 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
15062 in SImode for save_world.
15063 * config/rs6000/altivec.md (save_world, restore_world): Convert to
15066 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
15068 PR tree-optimization/30784
15069 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
15072 2007-03-25 Revital Eres <eres@il.ibm.com>
15074 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
15075 Fold movement_possibility function into it.
15077 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15079 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
15080 (load_macho_picbase_{si,di}): Convert to LR hard reg.
15081 (call_indirect_nonlocal_darwin64): Same.
15082 (call_nonlocal_darwin64): Same.
15083 (call_value_indirect_nonlocal_darwin64): Same.
15084 (call_value_nonlocal_darwin64): Same.
15085 (sibcall_nonlocal_darwin64): Same.
15086 (sibcall_value_nonlocal_darwin64): Same.
15087 (sibcall_symbolic_64): Same.
15088 (sibcall_value_symbolic_64): Same.
15089 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
15091 (rs6000_emit_load_toc_table): Same.
15092 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
15093 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
15095 (divss_call): Same.
15096 (divus_call): Same.
15097 (quoss_call): Same.
15098 (quous_call): Same.
15099 (load_toc_v4_pic_si): Same
15100 (load_toc_v4_PIC_1): Same.
15101 (load_toc_v4_PIC_1b): Same.
15102 (call_indirect_aix{32,64}): Same.
15103 (call_value_indirect_aix{32,64}): Same.
15105 (call_value): Same.
15106 (call_local{32,64}): Same.
15107 (call_value_local{32,64}): Same.
15108 (call_indirect_nonlocal_aix{32,64}): Same.
15109 (call_nonlocal_aix{32,64}): Same.
15110 (call_value_indirect_nonlocal_aix{32,64}): Same.
15111 (call_value_nonlocal_aix{32,64}): Same.
15112 (call_indirect_nonlocal_sysv<mode>): Same.
15113 (call_nonlocal_sysv<mode>): Same.
15114 (call_value_indirect_nonlocal_sysv<mode>): Same.
15115 (call_value_nonlocal_sysv<mode>): Same.
15117 (sibcall_local{32,64}): Same.
15118 (sibcall_value_local{32,64}): Same.
15119 (sibcall_nonlocal_aix{32,64}): Same.
15120 (sibcall_value_nonlocal_aix{32,64}): Same.
15121 (sibcall_nonlocal_sysv<mode>): Same.
15122 (sibcall_value): Same.
15123 (sibcall_value_nonlocal_sysv<mode>): Same.
15125 2007-03-24 Paul Brook <paul@codesourcery.com>
15127 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
15128 * config/arm/linux-eabi.h: Remove legacy syscall hack.
15130 2007-03-24 Richard Henderson <rth@redhat.com>
15132 * config/ia64/constraints.md: New file.
15133 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
15134 satisfies_constraint_?.
15135 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
15136 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
15137 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
15138 ia64_output_mi_thunk): Likewise.
15139 (ia64_const_ok_for_letter_p): Remove.
15140 (ia64_const_double_ok_for_letter_p): Remove.
15141 (ia64_extra_constraint): Remove.
15142 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
15143 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
15144 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
15145 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
15146 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
15147 EXTRA_MEMORY_CONSTRAINT): Remove.
15148 * config/ia64/ia64.md: Include constriants.md. Replace
15149 CONST_OK_FOR_? with satisfies_constraint_?.
15151 2007-03-23 Michael Meissner <michael.meissner@amd.com>
15152 H.J. Lu <hongjiu.lu@intel.com>
15154 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
15156 (name macros): Use DPD_BID_NAME to convert names properly.
15158 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
15159 decimal floating point format.
15160 (init_floating_libfuncs): Change decimal functions so that they
15161 have a "bid_" prefix if the decimal system uses the BID format,
15162 and "dpd_" prefix if the decimal system uses the DPD format.
15163 (init_interclass_conv_libfuncs): Ditto.
15164 (init_intraclass_conv_libfuncs): Ditto.
15166 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15167 using the BID format.
15169 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15170 whether we are using the BID decimal format.
15171 * configure: Regenerate.
15173 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15174 the compiler has decimal floating point enabled. Define
15175 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15178 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15179 using the BID format.
15181 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15182 whether we are using the BID decimal format.
15183 * configure: Regenerate.
15185 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15186 the compiler has decimal floating point enabled. Define
15187 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15190 * doc/install.texi (--enable-decimal-float): Document BID and DPD
15191 options, and that it is enabled for i386/x86_64 systems.
15193 * Makefile.in (enable_decimal_float): New.
15195 (DECNUMINC): Add -I$(DECNUMFMT).
15196 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
15197 to $(DECNUMFMT) from $(DECNUM).
15199 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
15200 Substitute enable_decimal_float.
15201 * configure: Regenerated.
15204 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
15207 * configure.ac: Enable decimal float for x86_64-*-linux*.
15208 * configure: Regenerated.
15211 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
15212 decimal128ClearSign to flip and clear the sign bit in decimal128.
15213 (decimal_real_maxval): Set decimal128SetSign to set the sign
15216 2007-03-23 Ian Lance Taylor <iant@google.com>
15218 * fold-const.c (fold_binary): Correct warning for X - c >= X.
15220 2007-03-23 Ian Lance Taylor <iant@google.com>
15222 * tree-dump.c (dump_files): Correct comment.
15224 2007-03-23 Ian Lance Taylor <iant@google.com>
15226 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
15228 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
15230 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
15231 in cfglayout mode. Don't go into and out of cfglayout mode.
15232 Link the blocks in the order of the constructed traces.
15233 (rest_of_handle_tracer): Adjust call to tracer.
15234 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
15235 Don't go into cfglayout mode.
15236 (rtl_loop_done): Don't go out of cfglayout mode.
15237 * cfglayout.c (relink_block_chain): New function, split out from...
15238 (fixup_reorder_chain): ...here. Remove redundant checking.
15239 (cfg_layout_finalize): Don't clear the header, footer, and aux
15240 fields here, move the code to do so to relink_block_chain. Likewise
15241 for free_original_copy_tables.
15242 * rtl.h (tracer): Update prototype.
15243 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
15244 Assert we are in cfglayout mode. Don't go into and out of cfglayout
15245 mode. Use relink_block_chain to serialize the CFG according to the
15246 new basic block order. Move targetm.cannot_modify_jumps_p check from
15248 (gate_handle_reorder_blocks): ...to here.
15249 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
15251 (gate_duplicate_computed_gotos): ...to here.
15252 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
15253 something always changes when going into and out of cfglayout mode.
15254 Perform an expensive cfg cleanup while going into cfglayout mode.
15255 Always update liveness information on HAVE_conditional_execution
15256 targets. Reserialize the basic blocks and go out of cfglayout mode.
15257 * reg-stack.c: Include cfglayout.h.
15258 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
15259 the call to reorder_basic_blocks.
15260 * basic-block.h (reorder_basic_blocks): Update prototype.
15261 (relink_block_chain): New prototype.
15262 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
15264 2007-03-23 Joseph Myers <joseph@codesourcery.com>
15266 * config/mips/mips.md (type, hazard, *movdi_32bit,
15267 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
15268 *movhi_internal, *movqi_internal, *movsf_hardfloat,
15269 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
15270 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
15271 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
15273 (movcc): Change first xfer to multi.
15274 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
15275 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
15276 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
15277 config/mips/generic.md: Change reservations using "xfer" to use
15279 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
15280 using match_operand.
15281 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
15282 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
15284 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
15286 2007-03-22 Richard Henderson <rth@redhat.com>
15288 * config/i386/i386.c: Remove unnecessary function declarations.
15289 Move targetm definition, and all related macros, to the end of
15290 the file. Resort some functions to put definitions before uses.
15291 (ix86_attribute_table): Make static. Move to end of file.
15292 (ix86_gimplify_va_arg): Make static.
15294 2007-03-22 Richard Henderson <rth@redhat.com>
15296 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
15297 don't increase local_regparm with force_align_arg_pointer check.
15298 (ix86_function_sseregparm): Assert 32-bit.
15299 (type_has_variadic_args_p): New.
15300 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
15301 type_has_variadic_args_p.
15302 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
15303 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
15304 use memset instead. Do maybe_vaarg check first; skip attribute
15305 tests if true; skip attribute tests for 64-bit.
15306 (construct_container): Remove TARGET_DEBUG_ARG.
15307 (function_arg_advance_32, function_arg_advance_64): Split out ...
15308 (function_arg_advance): ... from here.
15309 (function_arg_32, function_arg_64): Split out ...
15310 (function_arg): ... from here.
15311 (ix86_pass_by_reference): Tidy.
15312 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
15313 (function_value_32): New, from parts of ix86_function_value
15314 and ix86_value_regno.
15315 (function_value_64): New, from parts of ix86_function_value
15316 and ix86_libcall_value.
15317 (ix86_function_value_1): New.
15318 (ix86_function_value, ix86_libcall_value): Use it.
15319 (return_in_memory_32, return_in_memory_64): Split out ...
15320 (ix86_return_in_memory): ... from here.
15321 (ix86_struct_value_rtx): Skip for 64-bit.
15322 (ix86_libcall_value, ix86_value_regno): Remove.
15323 (setup_incoming_varargs_64): Split out ...
15324 (ix86_setup_incoming_varargs): ... from here.
15325 (ix86_va_start): Remove TARGET_DEBUG_ARG.
15326 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
15327 * config/i386/i386-protos.h (ix86_function_value): Remove.
15328 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
15330 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15333 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
15334 infinities not supported, otherwise emit warning if -Woverflow. On
15335 underflow, emit warning if -Woverflow.
15336 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
15338 * real.h (real_from_string): Update declaration
15340 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
15341 Richard Henderson <rth@redhat.com>
15343 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
15344 * calls.c (compute_argument_block_size, expand_call,
15345 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
15346 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
15347 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
15348 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
15349 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
15350 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
15351 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
15352 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
15355 2007-03-22 Joseph Myers <joseph@codesourcery.com>
15357 * c-incpath.c (add_sysroot_to_chain): New.
15358 (merge_include_chains): Add sysroot argument. Call
15359 add_sysroot_to_chain if sysrooted.
15360 (register_include_chains): Update call to merge_include_chains.
15361 * doc/cppopts.texi: Document use of '=' in include directory
15364 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
15366 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
15367 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
15368 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
15369 insn pattern using X87MODEF12 mode macro.
15371 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
15373 * regmove.c (regmove_optimize): Use reg_mentioned_p
15374 instead of reg_overlap_mentioned_p for DST.
15376 2007-03-21 Mike Stump <mrs@apple.com>
15378 * c.opt: Fixup for Objective-C/C++.
15380 2007-03-21 Steve Ellcey <sje@cup.hp.com>
15382 * explow.c (convert_memory_address): Fold memory reference when
15383 POINTERS_EXTEND_UNSIGNED < 0
15385 2007-03-21 Richard Henderson <rth@redhat.com>
15388 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
15389 * config/i386/mmintrin.h (__m64): Likewise.
15390 * config/i386/xmmintrin.h (__m128): Likewise.
15392 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15394 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
15395 (VXWORKS_OS_CPP_BUILTINS): Define.
15396 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
15397 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
15399 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15401 * rtl.h (constant_pool_reference_p): Delete.
15402 (find_constant_src): Declare.
15403 * rtlanal.c (find_constant_src): New function.
15404 * simplify-rtx.c (constant_pool_reference_p): Delete.
15405 * config/i386/i386.md: Use find_constant_src instead of
15406 constant_pool_reference_p/avoid_constant_pool_reference pairs.
15408 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15410 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
15411 * c-cppbuiltin.c (c_cpp_builtins): Define them.
15413 2007-03-20 Mark Mitchell <mark@codesourcery.com>
15415 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
15416 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
15417 (arm_elf_asm_constructor): Use it.
15418 (arm_elf_asm_destructor): New function.
15420 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
15422 * jump.c (mark_jump_label): Treat SEQUENCE specially.
15424 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
15426 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
15428 2007-03-19 Andrew Haley <aph@redhat.com>
15430 PR tree-optimization/31264
15431 * tree-vrp.c (register_edge_assert_for_1): Don't look though
15432 VIEW_CONVERT_EXPRs.
15434 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
15436 PR rtl-optimization/30907
15437 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
15438 (fwprop_init): Always call loop_optimizer_initialize.
15439 (fwprop_done): Always call loop_optimizer_finalize.
15440 (fwprop): We always have loop info now.
15441 (gate_fwprop_addr): Remove.
15442 (pass_fwprop_addr): Use gate_fwprop as gate.
15444 PR rtl-optimization/30841
15445 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
15446 df_chain_alloc): Call df_reorganize_refs unconditionally.
15447 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
15448 refs_organized to refs_organized_size.
15449 (df_ref_create_structure): Use refs_organized_size instead of
15450 bitmap_size if refs had been organized, and keep refs_organized_size
15452 * df.h (struct df_ref_info): Change refs_organized to
15453 refs_organized_size.
15454 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
15457 2007-03-19 Mark Mitchell <mark@codesourcery.com>
15459 * except.c (output_function_exception_table): Do not reference the
15460 EH personality routine for functions that do not require an
15463 2007-03-20 Jakub Jelinek <jakub@redhat.com>
15466 * c-typeck.c (convert_for_assignment): Call comptypes for
15467 RECORD_TYPE or UNION_TYPE.
15469 PR inline-asm/30505
15470 * reload1.c (reload): Do invalid ASM checking after
15471 cleanup_subreg_operands.
15473 2007-03-19 Jeff Law <law@redhat.com>
15475 * tree-cfg.c (find_taken_edge): Tighten conditions for
15476 optimizing computed gotos.
15478 2007-03-19 Michael Matz <matz@suse.de>
15480 * builtins.c (expand_builtin_sync_operation,
15481 expand_builtin_compare_and_swap,
15482 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
15485 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
15486 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
15489 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15491 * doc/tm.texi: Add brackets around the return type of
15492 TARGET_SECONDARY_RELOAD.
15494 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15495 Richard Guenther <rguenther@suse.de>
15497 PR tree-optimization/31254
15498 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
15499 Use handled_component_p () where appropriate. Continue
15500 propagating into the rhs if we propagated into an INDIRECT_REF
15503 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15505 * config/s390/s390.md (op_type attribute): RRR instruction type added.
15506 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
15507 (xde, xdee): Mode attributes adjusted to support DFP modes.
15508 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
15509 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
15510 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
15511 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
15512 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
15513 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
15514 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
15516 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
15517 "movsf"): Insn definitions removed.
15518 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
15519 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
15520 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
15522 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
15523 "reload_in<mode>", "reload_out<mode>"): Expander added.
15524 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
15527 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15529 * config/s390/s390.md: Only non-functional changes. Renamed
15530 FPR mode macro to BFP all over the file.
15532 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15534 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
15535 (op_type attribute): RRF instruction type added.
15536 (fT0): New mode attribute.
15537 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
15538 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
15539 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
15540 instruction no secondary memory is needed when moving DFmode values
15541 between GPRs and FPRs.
15543 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15545 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
15546 inverted and documentation adjusted.
15547 ("mhard-dfp", "msoft-dfp"): New options.
15548 * config/s390/s390.c (s390_handle_arch_option): New architecture
15550 (override_options): Sanity checks for the new options added.
15551 * config.gcc: New architecture switch: z9-ec.
15552 * config/s390/s390.h (processor_flags): PF_DFP added.
15553 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
15554 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
15555 when the bit is NOT set so remove it from the defaults.
15557 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15559 * genemit.c (main): Print include statement for dfp.h.
15560 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
15563 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15565 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
15567 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
15570 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
15571 instead of PATTERN.
15573 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15575 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
15576 attr_length_call, output_call, output_indirect_call): Cleanup
15577 formatting of targetm calls.
15579 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15581 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
15583 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15585 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
15586 reservation, bypass and anti-bypass descriptions for these
15587 instructions. Update move patterns.
15588 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
15591 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
15593 * tree-vect-transform.c (get_initial_def_for_induction): Replace
15594 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
15595 (get_initial_def_for_reduction): Likewise.
15597 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
15599 Fix PR tree-optimization/29922
15600 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
15601 (get_representative): Removed.
15602 (value_dies_in_block_x): Update for rvuse removal.
15603 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
15604 (compute_antic_aux): Handle when PHI nodes appear in
15605 non-single-successors.
15606 (dump_bitmap_of_names): Removed.
15607 (compute_antic_safe): Renamed and removed rvuse calculation.
15608 Calculate only antic safe.
15609 (insert_into_preds_of_block): Remove assert.
15610 (execute_pre): Update for renamed functions.
15611 (defer_or_phi_translate_block): New function.
15613 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15615 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
15616 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
15618 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
15619 Follow spelling conventions.
15621 * tree-data-ref.h: Remove the prototype for analyze_array.
15623 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
15625 PR tree-optimization/31041
15626 * tree-vect-transform.c (get_initial_def_for_induction): Call
15627 force_gimple_operand.
15629 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
15631 * ipa-type-escape.c (look_for_casts) : Revert code to use
15632 handled_component_p due to ada test a-numaux.adb.
15634 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15636 * final.c (final_scan_insn): Alter the condition of a
15637 conditional trap if we have nonstandard CC.
15639 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15641 * configure.ac: Remove excess quoting from asm line 0 test.
15642 * configure: Rebuilt.
15644 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15646 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
15647 * c-common.c (convert_and_check): Move warning logic to...
15648 (warnings_for_convert_and_check): ...here. Define.
15649 * c-common.h (warnings_for_convert_and_check): Declare.
15651 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15653 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
15654 (output_call): Likewise.
15656 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15658 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
15660 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15662 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
15664 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
15666 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
15667 opteron, athlon-64 and athlon-fx processor_alias_table entries.
15669 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
15671 PR tree-optimization/31183
15672 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15673 Use double_int instead of unsigned int for representing access_strides.
15674 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
15676 2007-03-16 Richard Guenther <rguenther@suse.de>
15678 PR tree-optimization/31146
15679 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
15680 to allow recursion of forward_propagate_addr_expr.
15681 (forward_propagate_addr_into_variable_array_index): Likewise.
15682 (forward_propagate_addr_expr): Likewise.
15683 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15684 (forward_propagate_addr_expr_1): Recurse on simple copies
15685 instead of propagating into them. Do so for useless conversions
15687 (forward_propagate_addr_expr): Clean up unused statements after
15690 2007-03-16 Richard Guenther <rguenther@suse.de>
15692 * builtins.c (expand_builtin_cexpi): Use the right argument
15693 for the expansion via cexp.
15695 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15697 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
15698 * configure: Rebuilt.
15700 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15703 * dwarf2out.c (force_type_die): Adjust comment.
15704 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
15706 2007-03-15 DJ Delorie <dj@redhat.com>
15708 * config/frv/predicates.md (minmax_operator): Don't check operands
15711 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15713 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
15714 Update constant estimates of number of iterations.
15715 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
15716 argument renamed to "realistic".
15717 (compute_estimated_nb_iterations): Removed.
15718 (record_niter_bound): New function.
15719 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
15720 call record_nonwrapping_iv with upper = false.
15721 (infer_loop_bounds_from_signedness): Pass upper argument to
15722 record_nonwrapping_iv.
15723 (estimate_numbers_of_iterations_loop): Do not call
15724 compute_estimated_nb_iterations. Record estimate based on profile
15725 information. Initialize the constant estimates of number of
15727 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
15729 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
15730 number of iterations is too small.
15731 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
15732 (EST_NOT_AVAILABLE): Removed.
15733 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
15734 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
15737 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15739 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
15740 Handle NE_EXPR guards.
15742 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15745 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
15746 Set also -pedantic-errors by default for the preprocessor unless
15747 -fpermissive is given.
15749 2007-03-15 Richard Guenther <rguenther@suse.de>
15751 PR middle-end/29719
15752 PR middle-end/31161
15753 * builtins.c (expand_builtin_cexpi): As a fallback if we
15754 don't have builtins for sincos or cexp create a function
15755 declaration for cexp and expand to a call to that.
15756 (expand_builtin_int_roundingfn): Always fall
15757 back to floor/ceil and its variants even if they may be
15760 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
15762 PR middle-end/31159
15763 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
15764 jump tables, move the call to delete_dead_jumptables from here...
15765 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
15766 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
15767 don't allow merging of blocks that try_redirect_by_replacing_jump
15768 also does not handle when not optimizing.
15770 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15771 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15773 * config/i386/i386.md (x86_sahf_1): Correctly handle
15776 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15779 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
15780 x86_64_general_operand as operand[2] predicate. Remove "iF"
15781 from operand constraints and use "e" constraint instead.
15782 (*subti3_1, *subti3_1 splitter): Ditto.
15783 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
15784 operand[1] predicate.
15786 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
15788 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
15789 arrays, multiply the access strides by the size of the sub-array.
15790 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
15792 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15794 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
15795 the configured assembler supports the sahf mnemonic.
15796 * configure: Regenerate.
15797 * config.in: Regenerate.
15799 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
15800 emit "sahf" or ".byte\t0x9e" as asm template.
15802 2007-03-14 Michael Meissner <michael.meissner@amd.com>
15805 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
15806 option to replace hard coded TARGET_xxx in md file.
15807 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
15808 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15809 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
15810 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
15811 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
15812 (X86_TUNE_NOT_VECTORMODE): Ditto.
15813 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
15814 (TUNE_AVOID_VECTOR_DECODE): Ditto.
15815 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15816 (TUNE_SLOW_IMUL_IMM8): Ditto.
15817 (TUNE_MOVE_M1_VIA_OR): Ditto.
15818 (TUNE_NOT_UNPAIRABLE): Ditto.
15819 (TUNE_NOT_VECTORMODE): Ditto.
15821 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
15824 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
15825 tuning options instead of hard coded TARGET_xxx.
15826 (fix ssemode peephole2's): Ditto.
15827 (imul peephole2's): Ditto.
15829 (movdi_or_rex64): Ditto.
15830 (move peephole2): Ditto.
15831 (not peephole2's): Ditto.
15833 2007-03-14 Dirk Mueller <dmueller@suse.de>
15835 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
15836 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
15837 * c-parser.c (c_parser_if_body): Always add an empty statement in case
15839 * c-parser.c (c_parser_do_statement): Warn about empty body in
15840 do/while statement.
15841 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
15842 * doc/invoke.texi (-Wempty-body): Update documentation.
15844 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15847 * c-common.h (warn_for_div_by_zero): Declare.
15848 * c-common.c (warn_for_div_by_zero): Define.
15849 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
15852 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15854 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
15855 to PREFIX and STANDARD_PREFIX.
15857 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15858 Phil Edwards <phil@codesourcery.com>
15860 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
15861 (__gthread_once_t): Remove busy field for RTPs.
15862 (__GTHREAD_ONCE_INIT): Update accordingly.
15864 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15866 * doc/invoke.texi: Document VxWorks options.
15868 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15870 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
15872 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
15874 PR tree-optimization/30590
15875 * tree-nrv.c (tree_nrv): Check for the partial update of the
15878 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15880 * flags.h (flag_random_seed): Remove declaration, in favor of...
15881 * toplev.h (get_random_seed, set_random_seed): ... these.
15882 * tree.c (get_file_function_name): Use the former.
15883 * opts.c (common_handle_option): Use the latter.
15886 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
15888 PR middle-end/31127
15889 * cse.c (cse_find_path): Do not bail out if a basic block that
15890 we already visited now becomes part of a path that starts at a
15891 different basic block. Just disallow this, to make sure we
15892 visit each basic block at most once.
15894 2007-03-13 Jan Hubicka <jh@suse.cz>
15896 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
15897 attributes, when profile esitmate is present, calls with very low
15898 frequency are cold.
15900 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
15902 PR tree-optimization/30730
15903 PR tree-optimization/26900
15904 * tree-ssa-loop-niter.c: Include gmp.h.
15905 (bounds): New type.
15906 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
15907 split_to_var_and_offset, determine_value_range,
15908 bound_difference_of_offsetted_base, refine_bounds_using_guard,
15909 bound_difference, bounds_add, bounds_negate,
15910 number_of_iterations_ne_max, dump_affine_iv): New functions.
15911 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
15912 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
15913 difference of initial and final value of control iv to validate
15915 (number_of_iterations_cond): Add loop parameter. Determine bounds
15916 on the difference of the extremes of the control iv. Add dumps.
15917 (expand_simple_operations): Handle phi nodes.
15918 (simplify_using_initial_conditions): Do not record used conditions.
15919 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
15920 Do not set additional_info.
15921 (implies_nonnegative_p, implies_ge_p): Removed.
15922 (derive_constant_upper_bound): Do not use parameter `additional'.
15923 (record_estimate): Parameter `additional' removed. Parameter
15924 `i_bound' added. Do not call derive_constant_upper_bound.
15925 (record_nonwrapping_iv): Use derive_constant_upper_bound to
15926 bound the number of iterations estimate.
15927 (estimate_numbers_of_iterations_loop): Pass the estimate from
15928 the number of iterations analysis to record_estimate.
15929 * tree.h (multiple_of_p): Declare.
15930 * tree-scalar-evolution.c (expression_expensive_p): Removed.
15931 (scev_const_prop): Do not check expression_expensive_p.
15932 * fold-const.c (multiple_of_p): Exported.
15933 * double-int.c (double_int_mask): Exported.
15934 * double-int.h (double_int_mask): Declare.
15935 * tree-flow.h (struct tree_niter_desc): Removed additional_info
15936 field. Added max field.
15938 2007-03-13 David Taylor <taylor@candd.org>
15941 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
15944 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15947 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
15948 two unamed patterns.
15950 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
15952 * config/i386/i386.opt (mcx16, msahf): New options.
15953 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
15954 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
15956 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
15957 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
15958 Output -mcx16 and -msahf options when corresponding bit is set.
15960 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
15961 and -msahf options.
15963 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15965 * configure.ac: Test for assembler tolerance to # 0 "".
15966 * configure, config.in: Rebuilt.
15967 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
15969 2007-03-13 Geoffrey Keating <geoffk@apple.com>
15971 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
15973 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
15974 (handle_syscall): Handle direct system calls.
15975 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
15977 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15979 * doc/invoke.texi: Fix cpp.info cross-reference.
15980 * doc/passes.texi: Fix gcc.info cross-reference.
15982 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
15984 PR tree-optimization/30835
15985 * lambda-code.c (can_convert_to_perfect_nest): Check whether
15986 bb_for_stmt is not NULL before accessing it.
15988 2007-03-12 Joseph Myers <joseph@codesourcery.com>
15990 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
15993 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15996 * doc/install.texi: Document --enable-stage1-languages
15998 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
16000 * tree-pass.h (pass_into_cfg_layout_mode,
16001 pass_outof_cfg_layout_mode): Declare.
16002 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
16003 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
16004 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
16005 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
16007 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
16009 * c-decl.c (warn_variable_length_array): New function.
16010 Refactored from grokdeclarator to handle warn_vla
16011 and handle unnamed array case.
16012 (grokdeclarator): Refactored VLA warning case.
16013 * c.opt (Wvla): New flag.
16014 * doc/invoke.texi (Wvla): New warning.
16016 2007-03-12 Richard Henderson <rth@redhat.com>
16018 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
16019 (TARGET_SECTION_TYPE_FLAGS): New.
16021 2007-03-12 Richard Henderson <rth@redhat.com>
16023 * config/darwin.c (machopic_reloc_rw_mask): New.
16024 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
16025 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
16027 2007-03-12 Mark Mitchell <mark@codesourcery.com>
16029 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
16030 * cppdefault.h (cpp_PREFIX): Document.
16031 (cpp_PREFIX_len): Likewise.
16032 (cpp_EXEC_PREFIX): New variable.
16033 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
16034 * c-incpath.c (add_standard_paths): Correct logic for relocating
16035 paths within prefix.
16037 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
16039 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
16040 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
16042 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
16043 fix_truncdfdi_sse using SSEMODEF mode macro.
16044 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
16045 fix_truncdfsi_sse using SSEMODEF mode macro.
16046 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
16047 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
16049 2007-03-12 Richard Sandiford <richard@codesourcery.com>
16051 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
16052 elfos.h to tm_file.
16054 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
16056 * tree.h : Add multiple_of_p declaration.
16057 * fold-const.c (multiple_of_p): Make multiple_of_p public.
16058 * ipa-type-escape.c (results_of_malloc): Redundant.
16059 (visited_stmts): New. Visited stmt for walk_use_def_chains.
16060 (cast_type): Extended with new members.
16061 (check_cast): Returns cast_type.
16062 (cast): New structure for data of walk_use_def_chains.
16063 (is_malloc_result, is_cast_from_non_pointer_1,
16064 is_cast_from_non_pointer,
16065 is_array_access_through_pointer_and_index): New functions.
16066 (look_for_casts): Returns cast types.
16067 (check_call): Returns void.
16068 (okay_pointer_operation): Use support of pointer plus index,
16069 pointer plus constant and allow all multiplications.
16071 2007-03-11 Richard Guenther <rguenther@suse.de>
16073 PR tree-optimization/31115
16074 * tree-vrp.c (extract_range_from_binary_expr): Make sure
16075 the shift count is positive and non-anti-range for RSHIFT_EXPR.
16076 A shift count of zero is not special as with *_DIV_EXPR.
16077 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
16080 2007-03-11 Ian Lance Taylor <iant@google.com>
16082 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
16083 the *_DIV_EXPR codes correctly with overflow infinities.
16085 2007-03-11 Ira Rosen <irar@il.ibm.com>
16087 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
16088 indicate success/failure of the analysis. Add negation to subtrahend
16089 in case of subtraction. Fail if both operands contain constants.
16090 (create_data_ref): Fail if analyze_offset fails.
16092 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
16094 * config/i386/i386.md (frndintxf2): Rename to ...
16095 (rintxf2): ... this. Remove expander having same name.
16096 (rintsf2, rintdf2): Implement using SSEMODEF macro.
16097 (roundsf2, rounddf2): Ditto.
16098 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
16099 (lround<mode>di2, lround<mode>si2): Ditto.
16101 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
16103 * lower-subreg.c: Include except.h.
16104 (decompose_multiword_subregs): Verify that the only control flow
16105 insns we can split are loads to multi-words pseudos.
16106 Handle breaking such blocks after splitting, instead of calling
16107 find_many_sub_basic_blocks.
16109 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
16110 on the new basic block. Add a lengthy comment explaining why we
16111 thought this was necessary.
16112 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
16114 2007-03-10 Mark Mitchell <mark@codesourcery.com>
16117 * tree.c (walk_type_fields): Recurse into the element type of
16118 ARRAY_TYPEs if there is a pointer set.
16120 2007-03-10 Dirk Mueller <dmueller@suse.de>
16122 * c-common.c (warn_logical_operator): Fix condition.
16124 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
16126 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
16128 * config/darwin.c (machopic_select_section): Remove superfluous
16129 argument in call to categorize_decl_for_section. Remove unused
16132 2007-03-10 Joseph Myers <joseph@codesourcery.com>
16134 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
16136 * configure: Regenerate.
16138 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
16141 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
16142 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
16143 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
16144 Add LABEL_NUSES to emitted label.
16145 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
16146 branch probability value to emitted jump insn.
16147 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
16148 Do not check life information and do not re-arrange input operands
16149 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
16151 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16153 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
16154 the change of decode_asm_operands.
16156 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16158 * mode-switching.c (create_pre_exit): Skip blockage insn.
16160 2007-03-09 Diego Novillo <dnovillo@redhat.com>
16162 * tree-pass.h (TODO_update_smt_usage): Remove.
16164 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
16168 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16170 * pa.c (attr_length_call): Revise condition for long
16171 pc-relative branch.
16172 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
16173 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
16174 sequence on SOM target.
16176 2007-03-09 Geoffrey Keating <geoffk@apple.com>
16178 * gcc.c: Document %{, in big comment at top.
16179 (input_suffix_matches): Remove special handling for .s and
16181 (input_spec_matches): New.
16182 (handle_braces): Handle %{,.
16183 (validate_switches): ',' indicates a value which is not a switch.
16184 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
16185 to detect assembler input.
16186 * config/i386/sol2.h (CPP_SPEC): Likewise.
16187 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
16188 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
16189 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
16190 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
16191 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
16192 -m64 causes deployment target to default to 10.5.
16193 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16195 2007-03-09 Richard Henderson <rth@redhat.com>
16198 * target.h (targetm.asm.out.reloc_rw_mask): New.
16199 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
16200 (TARGET_ASM_OUT): Use it.
16201 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
16202 * varasm.c (categorize_decl_for_section): Remove shlib argument;
16203 use the new reloc_rw_mask target hook instead.
16204 (default_section_type_flags_1): Merge into...
16205 (default_section_type_flags): ... here.
16206 (decl_readonly_section_1): Merge into...
16207 (decl_readonly_section): ... here.
16208 (default_elf_select_section_1): Merge into...
16209 (default_elf_select_section): ... here.
16210 (default_unique_section_1): Merge into...
16211 (default_unique_section): ... here.
16212 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
16213 (default_select_rtx_section): Use it.
16214 (default_elf_select_rtx_section): Likewise.
16215 * output.h: Update to match.
16216 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
16217 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
16218 (TARGET_ASM_RELOC_RW_MASK): New.
16219 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
16220 to categorize_decl_for_section.
16221 (x86_64_elf_unique_section): Likewise.
16222 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
16223 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
16224 (TARGET_ASM_RELOC_RW_MASK): New.
16225 * config/ia64/ia64.c (ia64_rwreloc_select_section,
16226 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
16227 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
16228 (TARGET_RWRELOC): Remove.
16229 (ia64_section_type_flags): Adjust call to default_section_type_flags.
16230 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16231 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
16232 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
16233 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
16234 (rs6000_xcoff_select_section): Use decl_readonly_section.
16235 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
16236 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16237 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
16238 (TARGET_SECTION_TYPE_FLAGS): Remove.
16239 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
16241 2007-03-09 Roger Sayle <roger@eyesopen.com>
16243 * fold-const.c (fold_comparison): Remove compile-time evaluation of
16244 complex constant equality/inequality comparisons for here.
16245 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
16246 known at compile-time or can be simplified to a scalar comparison.
16247 (fold_relational_const): Move compile-time evaluation of complex
16248 constant equality/inequality comparisons to here.
16250 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16252 PR rtl-optimization/30643
16253 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
16255 (fold_rtx): Recurse, like before 2006-11-03.
16257 2007-03-09 DJ Delorie <dj@redhat.com>
16259 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
16262 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
16264 PR tree-optimization/30375
16265 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
16266 LHS of statements is not the same.
16267 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
16269 2007-03-09 Chao-ying Fu <fu@mips.com>
16271 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
16273 * doc/invoke.texi (-mdspr2): Document new option.
16274 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
16275 New unspec for DSP REV 2.
16276 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
16277 these instructions are extended in DSP REV 2.
16278 (mips-dspr2.md): Include.
16279 * config/mips/mips.opt (mdspr2): New option.
16280 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
16281 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
16282 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
16283 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
16284 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
16285 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
16286 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
16288 (bdesc_map): Add one field of unsupported_target_flags.
16289 (bdesc_arrays): Update entries to have extra fields. Add
16291 (mips_init_builtins): Initialize new function types.
16292 Check unsupported_target_fileds to filter out builtins.
16293 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
16295 (ASM_SPEC): Pass mdspr2 to the assembler.
16296 * config/mips/mips-dspr2.md: New file.
16298 2007-03-09 Sa Liu <saliu@de.ibm.com>
16300 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
16302 2007-03-09 Ian Lance Taylor <iant@google.com>
16304 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
16305 argument) like -Wstrict-overflow=2.
16306 * doc/invoke.texi (Warning Options): Update documentation.
16308 2007-03-09 Dirk Mueller <dmueller@suse.de>
16311 * doc/invoke.texi (-Wlogical-op): Document.
16312 * common.opt (-Wlogical-op): New.
16313 * c-common.h (warn_logical_operator): Declare.
16314 * c-common.c (warn_logical_operator): Define.
16315 * c-typeck.c (parser_build_binary_op): Call
16316 warn_logical_operator.
16318 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16320 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
16321 * final.c (final_scan_insn): Test for non-"" file name.
16323 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
16325 * doc/loop.texi: Document the Omega linear constraints solver.
16326 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
16327 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
16328 omega-hash-table-size, omega-max-keys, and
16329 omega-eliminate-redundant-constraints.
16330 * tree-pass.h (pass_check_data_deps): Declared.
16333 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
16334 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
16335 pass_check_data_deps): New.
16336 * tree-data-ref.c (init_data_ref): Remove declaration.
16337 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
16338 (analyze_array): Renamed init_array_ref, move up initializations.
16339 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
16340 Removed arguments that are set to NULL.
16341 (analyze_indirect_ref): Correct indentation, correct call to
16343 (object_analysis): Call init_array_ref instead of analyze_array.
16344 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
16345 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
16346 of DR_ACCESS_FNS_ADDR.
16347 (init_omega_eq_with_af, omega_extract_distance_vectors,
16348 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
16349 ddr_consistent_p): New.
16350 (compute_affine_dependence): Check consistency of ddrs when
16351 flag_check_data_deps is passed.
16352 (analyze_all_data_dependences): Uncomment.
16353 (tree_check_data_deps): New.
16354 * tree-data-ref.h: Include omega.h.
16355 (DR_ACCESS_FNS_ADDR): Removed.
16356 (data_dependence_relation): Add inner_loop.
16357 (DDR_INNER_LOOP): New.
16358 * common.opt (fcheck-data-deps): New.
16359 * tree-flow.h (tree_check_data_deps): Declare.
16360 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
16361 (OBJS-common): Depend on omega.o.
16363 * passes.c (pass_check_data_deps): Scheduled.
16364 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
16365 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
16366 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
16367 PARAM_VECT_MAX_VERSION_CHECKS,
16368 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
16370 2007-03-09 Richard Guenther <rguenther@suse.de>
16372 PR tree-optimization/30904
16373 PR middle-end/31058
16374 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
16375 the same way as *_DIV_EXPR.
16377 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16379 * recog.c (decode_asm_operands): No mixed declarations and code.
16381 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16383 * rtl.def (ASM_INPUT): Add location.
16384 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
16385 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
16386 (decode_asm_operands): Add loc operand.
16387 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
16388 * stmt.c (expand_asm): Rename to...
16389 (expand_asm_loc): ... this. Add locus argument. Pass it on to
16390 gen_rtx_ASM_INPUT_loc.
16391 (expand_asm_expr): Adjust.
16392 * recog.c (decode_asm_operands): Add loc operand.
16393 (check_asm_operands, extract_insn): Adjust.
16394 * reload1.c (maybe_fix_stack_asms): Likewise.
16395 * final.c (asm_insn_count): Likewise.
16396 (final_scan_insn): Output # line before and after asm.
16398 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
16400 * tree-ssa-structalias.c (variable_info): Remove
16402 (new_var_info): Ditto.
16403 (shared_bitmap_info_t): New structure.
16404 (shared_bitmap_table): New variable.
16405 (shared_bitmap_hash): New function.
16406 (shared_bitmap_eq): Ditto
16407 (shared_bitmap_lookup): Ditto.
16408 (shared_bitmap_add): Ditto.
16409 (merge_smts_into): Change to take bitmap directly.
16410 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
16411 (init_alias_vars): Init shared bitmap hashtable.
16412 (delete_points_to_sets): Delete shared bitmap hashtable.
16413 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
16414 is_aliased removal as a change that was still necessary was
16417 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
16419 * config/i386/i386.h (override_options): Conditionally disable
16420 x86_sahf for 64bit targets only.
16422 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
16425 * c-decl.c (merge_decls): Don't call make_var_volatile.
16426 * varasm.c (make_var_volatile): Remove.
16427 * output.h (make_var_volatile): Remove.
16429 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
16431 PR tree-optimization/31085
16432 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
16434 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16436 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
16437 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
16438 ATTR_CONST_NOTHROW_LIST.
16440 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
16443 2007-03-08 Diego Novillo <dnovillo@redhat.com>
16445 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
16447 2007-03-08 Geoffrey Keating <geoffk@apple.com>
16450 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
16452 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
16453 passed, use shared libgcc.
16455 2007-03-08 Roger Sayle <roger@eyesopen.com>
16457 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
16458 instead of calling build2 with a GIMPLE_MODIFY_STMT.
16459 (honor_protect_cleanup_actions, lower_try_finally_switch):
16461 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
16462 ifc_temp_var): Likewise.
16463 * tree-inline.c (setup_one_parameter): Likewise.
16464 * tree-mudflap.c (mf_decl_cache_locals,
16465 mf_build_check_statement_for): Likewise.
16466 * tree-nested.c (init_tmp_var, save_tmp_var,
16467 finalize_nesting_tree_1): Likewise.
16468 * tree-outof-ssa.c (insert_copy_on_edge,
16469 insert_backedge_copies): Likewise.
16470 * tree-profile.c (tree_gen_edge_profiler,
16471 tree_gen_ic_profiler): Likewise.
16472 * tree-scalar-evolution.c (scev_const_prop): Likewise.
16473 * tree-sra.c (sra_build_assignment): Likewise.
16474 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
16475 * tree-ssa-math-opts.c (insert_reciprocals,
16476 execute_cse_sincos_1): Likewise.
16477 * tree-tailcall.c (adjust_accumulator_values,
16478 adjust_return_value): Likewise.
16479 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
16480 * tree-vect-transform.c (vect_create_data_ref_ptr,
16481 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
16482 vect_create_epilog_for_reduction, vectorizable_reduction,
16483 vectorizable_call, vectorizable_conversion,
16484 vectorizable_assignment, vectorizable_operation,
16485 vectorizable_type_demotion, vect_gen_widened_results_half,
16486 vect_permute_store_chain, vectorizable_store,
16487 vect_setup_realignment, vect_permute_load_chain,
16488 vectorizable_load, vectorizable_condition,
16489 vect_create_cond_for_align_checks): Likewise.
16490 * tree-vrp.c (build_assert_expr_for): Likewise.
16492 2007-03-08 Ian Lance Taylor <iant@google.com>
16494 * tree-vrp.c: Include "intl.h".
16495 (usable_range_p): New static function.
16496 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
16497 overflowed values, juts set *strict_overflow_p.
16498 (compare_values): Only return -2 if one of the operands is not a
16500 (compare_ranges): Call usable_range_p.
16501 (compare_range_with_value): Likewise.
16502 (vrp_evaluate_conditional_warnv): Rename from
16503 vrp_evaluate_conditional. Make static. Change all callers.
16504 (vrp_evaluate_conditional): New function.
16505 (simplify_div_or_mod_using_ranges): Issue warning about reliance
16506 on signed overflow.
16507 (simplify_abs_using_ranges): Likewise.
16508 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
16509 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
16510 within_stmt parameter.
16511 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16512 vrp_evaluate_conditional.
16513 * tree-ssa-threadedge.c
16514 (record_temporary_equivalences_from_stmts_at_dest): Change
16515 simplify parameter to take a second tree parameter.
16516 (simplify_control_stmt_condition): Likewise.
16517 (thread_across_edge): Likewise.
16518 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16519 (thread_across_edge): Likewise.
16520 * Makefile.in (tree-vrp.o): Depend upon intl.h.
16522 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
16524 * config/i386/i386.h (TARGET_SAHF): New define.
16525 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
16526 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
16527 (x86_sahf): New global variable.
16528 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
16529 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
16530 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
16531 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
16533 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
16534 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
16535 when expanding fcomi/sahf based tests.
16536 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
16537 expanding sahf based alternative. Emit sahf based sequence when
16538 optimizing for code size.
16539 * config/i386/i386.md (x86_sahf_1): Do not disable for
16540 TARGET_64BIT, enable for TARGET_SAHF.
16542 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
16544 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
16545 spurious whitespace from error message.
16547 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
16550 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
16552 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
16554 * c-decl.c (grokdeclarator): Disable warnings for anonymous
16556 * tree-sra.c (instantiate_element): Propagate disabled warnings
16557 from the element itself to the created variable.
16559 2007-03-07 Richard Henderson <rth@redhat.com>
16562 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
16563 silently fix up the stack in the case of a missing register.
16565 2007-03-07 Paul Brook <paul@codesourcery.com>
16567 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
16569 2007-03-07 Joseph Myers <joseph@codesourcery.com>
16571 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
16573 (phase1_vrs): Use them.
16574 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
16575 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
16576 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
16577 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
16578 __gnu_Unwind_Restore_WMMXC if required.
16579 (_Unwind_VRS_Pop): Implement iWMMXt support.
16580 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
16581 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
16582 gnu_Unwind_Save_WMMXC): Define.
16584 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16586 * config/vxworks.h (vxworks_override_options): Declare.
16587 (VXWORKS_OVERRIDE_OPTIONS): Use it.
16588 * config/vxworks.c: Include target.h and toplev.h.
16589 (vxworks_override_options): New function.
16590 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
16592 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
16594 * config/s390/s390.c (override_options): Don't emit an error when
16595 -mstack-size is used without providing -mstack-guard.
16596 (s390_emit_prologue): Choose stack_guard value automatically if not
16597 provided via command line.
16598 * doc/invoke.texi: Adjust description of -mstack-guard and
16601 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16603 * config/i386/i386.c (output_set_got): Add a GOT initialization
16604 sequence for VxWorks PIC.
16605 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
16606 around labels as well as symbols. Use gotoff_operand instead
16607 of local_symbolic_operand.
16608 (legitimize_pic_address): Use gotoff_operand instead of
16609 local_symbolic_operand. Use @GOT accesses for labels as
16611 (ix86_output_addr_diff_elt): Use PC-relative rather than
16612 GP-relative offsets for VxWorks PIC.
16613 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
16614 no_new_pseudos. Check whether the returned register is op0.
16615 * config/i386/i386.md (tablejump): Use PC-relative rather than
16616 GP-relative offsets for VxWorks PIC.
16617 * config/i386/predicates.md (gotoff_operand): New predicate.
16619 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16621 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
16623 * config/vxworks-dummy.h: New file.
16624 * config/i386/i386.h: Include it.
16626 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
16628 * dwarf2out.c (is_inlined_entry_point): New
16629 (add_high_low_attributes): Emit DW_AT_entry_pc along with
16630 DW_AT_ranges if the first subblock is the entry point.
16632 2007-03-06 David Daney <ddaney@avtrex.com>
16634 * doc/install.texi (mips-*-*): Change recommended binutils
16637 2007-03-06 Anatoly Sokolov <aesok@post.ru>
16639 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
16640 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
16642 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16643 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16645 2007-03-06 Jan Hubicka <jh@suse.cz>
16647 * errors.h (warning, error, fatal, internal_error): Mark as cold.
16648 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
16650 (probably_cold_bb_p): Cold functions are cold.
16651 (probably_never_executed_bb_p): Cold functions are cold.
16652 (tree_bb_level_predictions): Predict calls to cold functions as not
16654 (compute_function_frequency): Check hot/cold attributes.
16655 * function.h (function_frequency): Update comments.
16656 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
16657 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
16658 (c_common_att): Add cold and hot.
16660 * doc/extend.texi (hot,cold attributes): Document.
16662 2007-03-06 Andrew Haley <aph@redhat.com>
16664 * function.c (expand_function_end): Move blockage to just after we
16665 emit the label for the naked return from the function.
16667 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16669 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
16672 2007-03-06 Jan Hubicka <jh@suse.cz>
16674 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
16675 loaded for constant large models. Non-large 64bit PIC can do.
16676 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
16677 * cmodel.h: Add LARGE PIC.
16678 * i386.md (UNSPEC_PLTOFF): New.
16679 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
16681 (*call_1_rex64): Disable for large models.
16682 (*call_1_rex64_large): New.
16683 (*call_value_1_rex64): Disable for large models.
16684 (*call_value_1_rex64_large): New.
16685 (set_rip_rex4): New.
16686 (set_got_offset_rex64): New.
16687 * predicates.md (constant_call_address_operand): For large model
16688 constant calls are not possible.
16689 * i386-protos.h (construct_plt_address): Declare.
16690 * i386.c (override_options): Accept large models.
16691 (ix86_expand_prologue): Expand large PIC GOT pointer load.
16692 (legitimate_constant_p): Add new UNSPECs.
16693 (legitimate_pic_operand_p): Likewise.
16694 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
16695 (legitimize_pic_address): Do easy RIP relative way for TLS only for
16697 (output_pic_addr_const): Add PLTOFF.
16698 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
16699 (ix86_expand_move): Legitimize pic address when in PIC mode.
16700 (construct_plt_address): New function.
16701 (ix86_expand_call): Offload the address to register and use GOT
16702 pointer for large model.
16703 * invoke.texi (mcmodel=large): Update documentation.
16705 2007-03-06 Richard Henderson <rth@redhat.com>
16707 * config/i386/i386.c (x86_use_leave, x86_push_memory,
16708 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
16709 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
16710 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
16711 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
16712 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
16713 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
16714 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
16715 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
16716 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
16717 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16718 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
16719 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16720 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16721 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
16722 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
16723 x86_schedule, x86_use_bt, x86_pad_returns,
16724 x86_use_xchgb): Merge into ...
16725 (ix86_tune_features): ... here. New array.
16726 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16727 x86_bswap): Merge into ...
16728 (ix86_arch_features): ... here. New array.
16729 (x86_3dnow_a): Remove.
16730 (x86_accumulate_outgoing_args): Make static.
16731 (x86_arch_always_fancy_math_387): Make static.
16732 (ix86_tune_mask, ix86_arch_mask): Move ...
16733 (override_options): ... to local variables here. Apply the
16734 appropriate mask to each element of ix86_arch_features and
16735 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
16736 as were done in the old macros.
16737 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
16738 * config/i386/i386.h (x86_use_leave, x86_push_memory,
16739 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
16740 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
16741 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
16742 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
16743 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
16744 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
16745 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
16746 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
16747 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
16748 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16749 x86_accumulate_outgoing_args, x86_prologue_using_move,
16750 x86_epilogue_using_move, x86_decompose_lea,
16751 x86_arch_always_fancy_math_387, x86_shift1,
16752 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16753 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16754 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
16755 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16756 x86_use_incdec, x86_pad_returns, x86_bswap,
16757 x86_partial_flag_reg_stall): Remove.
16758 (enum ix86_tune_indices): New.
16759 (ix86_tune_features): New.
16760 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
16761 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
16762 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
16763 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
16764 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
16765 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
16766 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
16767 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
16768 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
16769 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
16770 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
16771 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
16772 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
16773 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
16774 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
16775 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
16776 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
16777 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
16778 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
16779 TARGET_EXT_80387_CONSTANTS): Use it.
16780 (enum ix86_arch_indices): New.
16781 (ix86_arch_features): New.
16782 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
16783 TARGET_BSWAP): Use it.
16784 (ix86_tune_mask, ix86_arch_mask): Remove.
16786 2007-03-06 Joseph Myers <joseph@codesourcery.com>
16789 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
16790 Define using $${sysroot_headers_suffix}.
16791 * configure: Regenerate.
16792 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
16793 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
16795 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
16796 * gcc.c (print_sysroot_headers_suffix): New.
16797 (option_map): Include --print-sysroot-headers-suffix.
16798 (display_help): Mention -print-sysroot-headers-suffix.
16799 (process_command): Handle -print-sysroot-headers-suffix.
16800 (do_spec_1): Append multilib directory to include-fixed path if
16801 sysroot suffixes in use.
16802 (main): Handle -print-sysroot-headers-suffix.
16803 * Makefile.in (start.encap): Don't depend on xlimits.h
16804 (xlimits.h): Remove.
16805 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
16806 limits.h for each multilib in fixinc_list.
16807 (fixinc_list, s-fixinc_list): New.
16808 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
16809 generate them for each multilib in fixinc_list.
16810 (stmp-fixproto): Use include-fixed. Run fixproto for each
16811 multilib in fixinc_list.
16812 (mostlyclean): Don't remove xlimits.h.
16813 (clean): Remove include-fixed.
16814 (real-install-headers-tar, real-install-headers-cpio,
16815 real-install-headers-cp): Don't copy include, only include-fixed.
16816 (install-mkheaders): Depend on fixinc_list. Don't depend on
16817 xlimits.h. Save limits.h files for each multilib in fixinc_list.
16818 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
16819 SYSTEM_HEADER_DIR setting in mkheaders.conf.
16821 2007-03-06 Jan Hubicka <jh@suse.cz>
16823 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
16826 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16828 * configure.ac: Allow tm_file to contain build-directory files.
16829 * configure: Regenerate.
16830 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
16831 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
16832 * config/m68k/print-sysroot-suffix.sh: New file.
16834 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16836 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
16837 of pic_offset_table_rtx if reload_completed.
16838 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
16839 PIC_OFFSET_TABLE_REGNUM.
16840 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
16842 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
16843 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
16845 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16847 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16848 functions that call eh_return.
16850 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16852 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16853 functions that need a constant pool.
16855 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16858 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
16859 (m68k_preferred_reload_class): Likewise.
16860 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
16861 (SECONDARY_RELOAD_CLASS): Define.
16862 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
16863 (LIMIT_RELOAD_CLASS): Delete.
16864 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
16865 registers from storing bytes.
16866 (m68k_secondary_reload_class): New function.
16867 (m68k_preferred_reload_class): Likewise.
16869 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16871 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
16873 (m68k_expand_prologue): Likewise.
16875 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16877 * config/m68k/m68k-protos.h (output_sibcall): Declare.
16878 (mips_expand_epilogue): Add a bool parameter.
16879 (m68k_legitimize_sibcall_address): Declare.
16880 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
16881 (m68k_expand_epilogue): Add a parameter to select between sibling
16882 and normal epilogues. Only generate a return for the latter.
16883 (m68k_ok_for_sibcall_p): New function.
16884 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
16885 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
16886 (sibcall_value, *sibcall_value): Likewise.
16887 (*call, *call_value): Require !SIBLING_CALL_P.
16888 (epilogue): Update call to m68k_expand_epilogue.
16889 (sibcall_epilogue): New pattern.
16890 * config/m68k/predicates.md (const_call_operand): Say that this
16891 predicate applies to sibling calls too.
16892 (sibcall_operand): New predicate.
16894 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16896 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
16897 alternatives as movsi_cf.
16898 (movsf_cf_hard): Add commentary.
16900 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
16901 Richard Sandiford <richard@codesourcery.com>
16903 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
16904 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
16905 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
16906 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
16907 as being live on exit from an interrupt function.
16908 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
16909 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
16910 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
16911 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
16912 (m68k_interrupt_function_p): Globalize.
16913 (m68k_compute_frame_layout): Remove reverse mask code.
16914 (m68k_emit_movem, m68k_set_frame_related): New functions.
16915 (m68k_output_function_prologue): Delete in favor of...
16916 (m68k_expand_prologue): ...this new function.
16917 (m68k_output_function_epilogue): Delete in favor of...
16918 (m68k_expand_epilogue): ...this new function.
16919 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
16921 (print_operand): Handle %?.
16922 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
16923 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
16924 (prologue, epilogue): New patterns.
16925 (return): Turn into a define_expand.
16926 (*return): New pattern, derived from old "return" pattern. Use rte
16927 rather than rts for interrupt functions. Only use rtd if the pop
16929 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
16930 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
16931 (link, *link, unlink, *unlink, load_got): Likewise.
16933 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16937 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
16938 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
16939 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
16940 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
16941 and m68k_matches_u_p.
16942 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
16943 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
16944 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
16945 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
16946 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
16947 (REG_STRICT_P): New macro.
16948 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
16949 PCREL_GENERAL_OPERAND_OK.
16950 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
16951 m68k_legitimate_base_reg_p.
16952 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
16953 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
16954 (PIC_CASE_VECTOR_ADDRESS): Update comment.
16955 * config/m68k/m68k.c (m68k_address): New structure.
16956 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
16957 (m68k_decompose_index, m68k_legitimate_constant_address_p)
16958 (m68k_jump_table_ref_p, m68k_decompose_address)
16959 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
16960 (m68k_matches_u_p): New functions.
16961 (print_operand_address): Rewrite to use m68k_decompose_index.
16963 2007-03-05 David Taylor <dtaylor@emc.com>
16965 * gcc.c: Correct copyright date in --version output.
16967 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16969 * pa.md: In unamed move patterns, disparge copies between general
16970 and floating point registers using '?' modifier. Don't include 'f'
16971 constraint for register preferences in DImode, SImode, HImode and
16972 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
16973 Remove constraints for copies between general and floating registers
16974 in soft-float DFmode pattern.
16975 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
16979 2007-03-05 Mike Stump <mrs@apple.com>
16981 * c-common.c (targetcm): Add.
16982 * c-opts.c (c_common_handle_option): Handle language specific
16984 * opts.c (handle_option): Verify language for target options, if
16986 * opth-gen.awk: Add CL_LANG_ALL.
16987 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
16988 (TARGETCM_INITIALIZER): Add.
16989 * target.h (struct gcc_targetcm): Add.
16991 * targhooks.c (default_handle_c_option): Add.
16992 * targhooks.h (default_handle_c_option): Add.
16993 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
16995 * config/darwin.opt (iframework): Add.
16996 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
16997 * config/darwin-c.c (handle_c_option): Add.
16998 (TARGET_HANDLE_C_OPTION): Add.
17000 * doc/invoke.texi (Darwin Options): Add -iframework.
17002 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17004 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
17007 2007-03-05 Ian Lance Taylor <iant@google.com>
17009 * c.opt (fgnu89-inline): New option.
17010 * c-opts.c (c_common_post_options): Set default value for
17012 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
17013 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
17015 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
17016 (grokdeclarator, start_function): Likewise.
17017 * c-cppbuiltin.c (c_cpp_builtins): Define either
17018 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
17019 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
17020 (C Dialect Options): Document -fgnu89-inline.
17021 * doc/extend.texi (Function Attributes): Explain what the
17022 gnu_inline attribute does.
17023 * doc/cpp.texi (Common Predefined Macros): Document
17024 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17026 2007-03-05 Ian Lance Taylor <iant@google.com>
17028 PR tree-optimization/31034
17029 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
17030 half-range if the other side is an overflow infinity.
17032 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17034 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
17035 (bfin*-linux-uclibc*): New configuration.
17036 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
17038 * config/bfin/linux.h: New file.
17039 * config/bfin/libgcc-bfin.ver: New file.
17040 * config/bfin/t-bfin-uclinux: New file.
17041 * config/bfin/t-bfin-linux: New file.
17042 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
17043 (TARGET_OS_CPP_BUILTINS): New macro.
17045 2007-03-05 Richard Guenther <rguenther@suse.de>
17047 * fold-const.c (fold_binary): Remove duplicate folding
17048 of comparison of non-null ADDR_EXPR against null.
17050 2007-03-05 Richard Guenther <rguenther@suse.de>
17051 Dorit Nuzman <dorit@il.ibm.com>
17053 PR tree-optimization/26420
17054 * tree-vectorizer.c (vectorize_loops): Bail out early if there
17055 are no loops in the function. Only print the number of
17056 vectorized loops if it is greater than zero or we are supposed
17057 to print information about unvectorized loops.
17059 2007-03-05 Revital Eres <eres@il.ibm.com>
17061 * gcc.dg/var-expand1.c: New test.
17062 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
17063 when an accumulator is expanded.
17065 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17068 * c-common.c (convert_and_check): Don't give warnings for
17069 conversion if 'expr' already overflowed.
17071 2007-03-04 Roger Sayle <roger@eyesopen.com>
17073 PR middle-end/30744
17074 * fold-const.c (fold_comparison): Enforce type consistency when
17075 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
17077 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
17079 * tree-ssa-address.c (create_mem_ref): Do not put an expression
17080 containing a cast to the base of TARGET_MEM_REF.
17082 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
17084 * tree.c (tree_contains_struct_check_failed): Remove spurious
17085 whitespace from error message.
17087 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
17090 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
17091 instead of precision.
17093 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
17094 Nathan Sidwell <nathan@codesourcery.com>
17096 * emit-rtl.c (find_auto_inc): New.
17097 (try_split): recreate REG_INC notes,
17098 Use regular for loops rather than whiles.
17100 2007-03-03 Andreas Schwab <schwab@suse.de>
17102 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
17103 * configure: Regenerate.
17105 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17107 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
17108 flag_rounding_math, not flag_unsafe_math_optimizations.
17110 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
17112 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
17113 alpha_fold_vector_minmax): Likewise.
17114 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
17115 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
17117 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17119 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
17120 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
17121 if the lhs has side-effects.
17122 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
17124 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17126 * config/i386/i386.h (TUNEMASK): Remove define.
17127 (ARCHMASK): Remove define.
17128 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
17129 Use ix86_arch_mask variable instead of ARCHMASK.
17130 * config/i386/i386.c (override_options): Ditto.
17131 (standard_80387_constant_p): Ditto.
17133 2007-03-02 Ian Lance Taylor <iant@google.com>
17135 Used signed infinities in VRP.
17136 * tree-vrp.c (uses_overflow_infinity): New static function.
17137 (supports_overflow_infinity): New static function.
17138 (make_overflow_infinity): New static function.
17139 (negative_overflow_infinity): New static function.
17140 (positive_overflow_infinity): New static function.
17141 (is_negative_overflow_infinity): New static function.
17142 (is_positive_overflow_infinity): New static function.
17143 (is_overflow_infinity): New static function.
17144 (overflow_infinity_range_p): New static function.
17145 (compare_values_warnv): New function split out of compare_values.
17146 (compare_value): Call it.
17147 (set_value_range_to_nonnegative): Add overflow_infinity
17148 parameter. Change caller.
17149 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
17151 (vrp_expr_computes_nonzero): Likewise.
17152 (compare_ranges, compare_range_with_value): Likewise.
17153 (compare_name_with_value, compare_names): Likewise.
17154 (vrp_evaluate_conditional): Likewise.
17155 (set_value_range): Handle infinity
17156 (vrp_operand_equal_p, operand_less_p): Likewise.
17157 (extract_range_from_assert): Likewise.
17158 (vrp_int_const_binop): Likewise.
17159 (extract_range_from_binary_expr): Likewise.
17160 (extract_range_from_unary_expr): Likewise.
17161 (extract_range_from_comparison): Likewise.
17162 (extract_range_from_expr): Likewise.
17163 (dump_value_range): Likewise.
17164 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
17165 (test_for_singularity): Likewise.
17166 (vrp_int_const_binop): Remove inline qualifier.
17167 (adjust_range_with_scev): Add comment.
17168 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17170 2007-03-02 Diego Novillo <dnovillo@redhat.com>
17172 * tree-ssa-structalias.c (could_have_pointers): Tidy.
17173 (get_constraint_for): Likewise.
17174 (do_structure_copy): Likewise.
17175 (find_func_aliases): Fix references to MODIFY_EXPR.
17176 (intra_create_variable_infos): Tidy.
17177 * tree-ssa-operands.c (add_virtual_operand): Add argument
17179 When adding members of alias sets, if IS_CALL_SITE is true and
17180 the symbol is not call-clobbered, skip it.
17181 Adjust all callers.
17183 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17185 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
17186 entry by means of emit_insn_at_entry.
17188 2007-03-02 Richard Henderson <rth@redhat.com>
17190 * expr.h (promoted_input_arg): Remove decl.
17191 * function.c (promoted_input_arg): Merge into ...
17192 * combine.c (setup_incoming_promotions): ... only caller.
17193 Rearrange to avoid double loop.
17195 2007-03-02 Ben Elliston <bje@au.ibm.com>
17196 Peter Bergner <bergner@vnet.ibm.com>
17197 Janis Johnson <janis187@us.ibm.com>
17199 * config/rs6000/dfp.md: New file.
17200 * config/rs6000/rs6000.md: Include dfp.md.
17201 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
17202 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
17203 and TDmode decimal float modes in FP registers.
17204 (num_insns_constant): Likewise.
17205 (rs6000_legitimate_offset_address_p): Likewise.
17206 (rs6000_legitimize_address): Likewise.
17207 (rs6000_legitimize_reload_address): Likewise.
17208 (rs6000_legitimate_address): Likewise.
17209 (rs6000_emit_move): Likewise.
17210 (function_arg_boundary): Likewise.
17211 (function_arg_advance): Likewise.
17212 (rs6000_darwin64_record_arg_recurse): Likewise.
17213 (function_arg): Likewise.
17214 (rs6000_gimplify_va_arg): Likewise.
17215 (rs6000_split_multireg_move): Likewise.
17216 (rs6000_output_function_epilogue): Likewise.
17217 (rs6000_output_function_epilogue): Likewise.
17218 (rs6000_register_move_cost): Likewise.
17219 (rs6000_function_value): Likewise.
17220 (rs6000_libcall_value): Likewise.
17222 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17224 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
17226 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17228 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
17229 Use $MULTIDIR to choose between the kernel and RTP headers,
17230 and use $WIND_BASE and $WIND_USR to locate them.
17232 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17234 * config/i386/i386.c (override_options): Put initialization of
17235 ix86_tune_mask and ix86_arch_mask to the correct place.
17237 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17238 Michael Meissner <michael.meissner@amd.com>
17241 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
17242 (ARCHMASK): Define.
17243 (TARGET_CMOVE): Use ARCHMASK.
17244 (TARGET_CMPXCHG): Ditto.
17245 (TARGET_CMPXCHG8B): Ditto.
17246 (TARGET_XADD): Ditto.
17247 (TARGET_BSWAP): Ditto.
17248 * config/i386/i386.c (ix86_tune_mask): New global variable.
17249 (ix86_arch_mask): Ditto.
17250 (override_options): Initialize ix86_tune_mask and
17251 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
17254 2007-03-02 Ben Elliston <bje@au.ibm.com>
17257 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
17259 2007-03-02 Joseph Myers <joseph@codesourcery.com>
17261 * target.h (init_dwarf_reg_sizes_extra): New target hook.
17262 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
17263 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
17264 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
17266 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
17267 rs6000_init_dwarf_reg_sizes_extra): New.
17268 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
17269 SPE register high parts.
17271 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
17273 * Makefile.in: Add install-pdf target as
17274 copied from automake v1.10 rules.
17275 * configure.ac: Add install-pdf to target list.
17276 * configure: Regenerate.
17278 2007-03-01 Paul Brook <paul@codesourcery.com>
17280 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
17281 modes to LDRD for DImode.
17282 (output_move_double): Fixup out of range ldrd/strd.
17283 (vfp_secondary_reload_class): Rename...
17284 (coproc_secondary_reload_class): ... to this. Add wb argument.
17285 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
17286 coproc_secondary_reload_class for CLASS_IWMMXT.
17287 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
17288 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
17290 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
17292 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
17293 unroll factor by the estimated number of iterations.
17294 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
17295 than prefetch latency.
17297 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
17298 decode_caches_intel, detect_caches_intel): New functions.
17299 (host_detect_local_cpu): Use detect_caches_amd and
17300 detect_caches_intel.
17302 2007-03-01 Richard Henderson <rth@redhat.com>
17304 * expr.c (emit_move_complex_push): Export.
17305 (emit_move_complex_parts): Split out from ...
17306 (emit_move_complex): ... here.
17307 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
17308 * config/i386/i386.md (movcdi): New.
17310 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
17312 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
17313 size of mode1 to check for tieable modes in MMX case.
17315 2007-03-01 Richard Sandiford <richard@codesourcery.com>
17317 * Makefile.in (rtlanal.o): Depend on tree.h.
17318 * rtl.h (offset_within_section_p, split_const): Declare.
17319 * rtlanal.c: Include tree.h.
17320 (offset_within_block_p): New function, taken from
17321 mips_offset_within_object_p.
17322 (split_const): New function, taken from mips_split_const.
17323 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
17325 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
17326 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
17327 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
17328 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
17329 (m68k_illegitimate_symbolic_constant_p): New function.
17330 * config/m68k/m68k.md (movsi): Remove misleading predicates.
17331 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
17332 symbolic constant that might be outside the symbol's section,
17333 move the symbol first and then add the offset.
17334 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
17336 * config/mips/mips.c (mips_split_const): Delete.
17337 (mips_offset_within_object_p): Delete.
17338 (mips_symbolic_constant_p): Use offset_within_section_p and
17339 split_const instead of mips_offset_within_object_p and
17341 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
17342 (mips_legitimize_const_move, print_operand_reloc)
17343 (mips_dangerous_for_la25_p): Use split_const instead of
17346 2007-02-28 Eric Christopher <echristo@apple.com>
17348 * Makefile.in (install-include-dir): Don't rm -rf include.
17350 2007-02-28 Richard Guenther <rguenther@suse.de>
17352 PR middle-end/30364
17353 * fold-const.c (fold_binary): Do not associate expressions
17354 with more than one variable for integer types that do not wrap.
17356 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
17358 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
17359 Delete, and replace with...
17360 (fold_builtin_call_array): This. Update callers to use it.
17361 * fold-const.c (fold_build_call_list): Delete, and replace with...
17362 (fold_build_call_array): This.
17363 (fold_build_call_list_initializer): Delete, and replace with...
17364 (fold_build_call_array_initializer): This.
17365 * tree.h: Update declarations to reflect above changes.
17367 * c-typeck.c (build_function_call): Store converted arguments
17368 in a stack-allocated array instead of building a list.
17369 (convert_arguments): Store arguments in the array passed in as an
17370 argument, and return the actual number of arguments.
17371 * c-format.c: (check_function_format): Pass arguments in an
17372 array instead of a list.
17373 * c-common.c (check_function_nonnull): Likewise.
17374 (check_function_sentinel): Likewise.
17375 (check_function_arguments): Likewise.
17376 * c-common.h: Update declarations to reflect above changes.
17378 2007-02-28 Jan Hubicka <jh@suse.cz>
17380 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
17381 PRED_NEGATIVE_RETURN): Update outcomes.
17383 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
17385 * calls.c (emit_library_call_value_1): Handle partial registers
17386 correctly when building up CALL_INSN_FUNCTION_USAGE.
17388 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17390 * pa/predicates.md (move_src_operand): Allow zero for mode.
17391 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
17394 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
17397 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
17398 *movv2df_internal): Enable pattern only for valid operand
17400 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
17401 tie only 128bit modes. For MMX registers, tie only 64bit modes.
17403 2007-02-27 Mike Stump <mrs@apple.com>
17405 * config/darwin-crt3.c: Avoid compilation when compiling for a
17408 2007-02-27 Joseph Myers <joseph@codesourcery.com>
17410 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
17412 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
17413 for fixed headers and limits.h.
17414 (install-include-dir, install-headers-tar, install-headers-cpio,
17415 install-headers-cp, real-install-headers-tar,
17416 real-install-headers-cpio, real-install-headers-cp): Handle
17417 include-fixed as well as include.
17418 (install-mkheaders): Don't install files that go only in include
17420 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
17421 from GCC_INCLUDE_DIR.
17422 * gcc.c (process_command): Remove special -BstageN/ handling.
17423 (do_spec_1): Add include-fixed directories.
17425 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17427 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
17429 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
17431 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
17434 2007-02-27 Mark Mitchell <mark@codesourcery.com>
17436 * c-common.c (get_priority): Add check for
17437 SUPPORTS_INIT_PRIORITY.
17439 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17441 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
17443 * config/bfin/bfin.c: Include "cfglayout.h".
17444 (MAX_LSETUP_DISTANCE): New macro.
17445 (struct loop_info): New members incoming, incoming_src and
17446 incoming_dest. Delete member predecessor.
17447 (length_for_loop): New function.
17448 (bfin_optimize_loop): Handle more different loop structures.
17449 (bfin_discover_loop): Rework detection of predecessor blocks by
17450 examining incoming edges.
17451 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
17453 (bfin_reorder_loops): New function.
17454 (bfin_reorg_loops): Use these three new functions.
17456 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
17457 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
17458 (CONSTRAINT_LEN): Add entry for 'q'.
17459 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
17460 Add 'q' constraints.
17461 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
17462 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
17464 * config/bfin/bfin.md (add_with_carry): New pattern.
17465 (s_or_u, su_optab, su_modifier): New code macros/attrs.
17466 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
17467 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
17468 support unsigned multiplies too. Removed incorrect commutativity from
17469 operand 1 constraint where appropriate.
17470 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
17472 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
17473 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
17475 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
17476 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
17477 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
17478 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
17479 usmulhisi_hh_huh): New patterns.
17481 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
17482 lshifthi3): Fix output template to use half reg for operand 2.
17484 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
17487 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
17489 2007-02-27 Andreas Schwab <schwab@suse.de>
17491 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
17493 2007-02-27 Jan Hubicka <jh@suse.cz>
17495 * predict.c (last_basic_block_p): Remove.
17496 (tree_estimate_probability): Update return heuristic for commonized
17499 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
17501 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
17503 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
17505 * doc/include/gcc-common.texi (versionsubtitle): New macro.
17506 * doc/cpp.texi: Standardize title page.
17507 * doc/cppinternals.texi: Likewise.
17508 * doc/gcc.texi: Standardize title page, remove version number
17509 from copyright page.
17510 * doc/gccint.texi: Likewise.
17511 * doc/install.texi: Standardize title page, add table of
17514 2007-02-26 Jan Hubicka <jh@suse.cz>
17516 * predict.def: Set outcomes according to more recent results.
17517 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
17518 Remove dead predictors.
17519 * predict.c (return_prediction): Fix pasto.
17521 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17523 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
17524 change; avoid a memory leak when returning early.
17526 2007-02-26 Mark Mitchell <mark@codesourcery.com>
17528 * c-decl.c (static_ctors): Move to c-common.c.
17529 (static_dtors): Likewise.
17530 (finish_function): Use c_record_cdtor_fn.
17531 (build_cdtor): Move to c-common.c.
17532 (c_write_global_declarations): Use c_build_cdtor_fns.
17533 * c-common.h (static_ctors): Declare.
17534 (static_dtors): Likewise.
17535 (c_record_cdtor_fn): Likewise.
17536 (c_build_cdtor_fns): Likewise.
17537 * c-common.c (static_ctors): New variable.
17538 (static_dtors): Likewise.
17539 (c_record_cdtor_fn): New function.
17540 (build_cdtor): Move from c-decl.c
17541 (c_build_cdtor_fns): New function.
17543 * output.h (assemble_addr_to_section): Declare.
17544 (get_cdtor_priority_section): Likewise.
17545 * varasm.c (assemble_addr_to_section): New function.
17546 (get_cdtor_priority_section): Likewise.
17547 (default_named_section_asm_out_destructor): Use them.
17548 (destor_dtor_section_asm_out_destructor): Likewise.
17549 (default_named_section_asm_out_constructor): Likewise.
17550 (default_ctor_section_asm_out_constructor): Likewise.
17551 * config.gcc (*-*-vxworks*): Include vxworks.o.
17552 * config/t-vxworks (vxworks.o): New target.
17553 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
17554 (TARGET_ASM_CONSTRUCTOR): Define.
17555 (TARGET_ASM_DESTRUCTOR): Likewise.
17556 (vxworks_asm_out_constructor): Declare.
17557 (vxworks_asm_out_destructor): Likewise.
17559 * c-common.c (get_priority): Check that we have not just an
17560 INTEGER_CST, but an integer constant with integeral type.
17562 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
17564 PR tree-optimization/30938
17565 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
17566 use &dt[nargs-1] instead of &dt[nargs] in the call to
17567 vect_is_simple_use().
17569 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
17571 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
17572 from register elimination as PRE_MODIFY / POST_MODIFY increments.
17573 Do not attempt to handle MEM inside auto-inc expressions.
17574 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
17575 of a register modified by an auto-inc expression. However, do handle
17576 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
17577 (elimination_effects): Prohibit elimination of a register modified
17578 by an auto-inc expression. Disable register elimination rules whose
17579 target register is modified by an auto-inc expression with variable
17582 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
17584 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
17586 (array_at_struct_end_p): New function.
17587 (idx_infer_loop_bounds): Use it.
17588 (estimate_numbers_of_iterations_loop): Export.
17589 * predict.c (predict_loops): Use estimated_loop_iterations_int.
17590 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
17591 (tree_estimate_probability): Call record_loop_exits.
17592 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
17593 (estimated_loop_iterations, estimated_loop_iterations_int,
17594 estimated_loop_iterations_tree): New functions.
17595 (analyze_siv_subscript_cst_affine,
17596 compute_overlap_steps_for_affine_1_2,
17597 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
17598 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
17599 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
17600 (PRED_LOOP_ITERATIONS_GUESSED): New.
17601 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
17602 * cfgloop.h (estimate_numbers_of_iterations_loop,
17603 estimated_loop_iterations_int): Declare.
17605 2007-02-25 Mark Mitchell <mark@codesourcery.com>
17607 * doc/extend.texi: Document optional priority argument to
17608 constructors and destructors.
17609 * tree.c (init_priority_for_decl): Adjust GTY markers.
17610 (init_ttree): Use priority-info hash functions for
17611 init_priority_for_decl.
17612 (tree_map_eq): Rename to ...
17613 (tree_map_base_eq): ... this.
17614 (tree_map_marked_p): Rename to ...
17615 (tree_map_base_marked_p): ... this.
17616 (tree_map_base_hash): New function.
17617 (decl_init_priority_lookup): Rework.
17618 (decl_fini_priority_lookup): New function.
17619 (decl_priority_info): New function.
17620 (decl_init_priority_insert): Use it.
17621 (decl_fini_priority_insert): Likewise.
17622 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
17624 (decl_restrict_base_insert): Likewise.
17625 (decl_debug_expr_insert): Likewise.
17626 (decl_value_expr_lookup): Likewise.
17627 (decl_value_expr_insert): Likewise.
17628 * tree.h (priority_type): New type.
17629 (decl_init_priority_lookup): Use priority_type.
17630 (decl_fini_priority_lookup): New function.
17631 (decl_init_priority_insert): Use priority_type.
17632 (decl_fini_priority_insert): New function.
17633 (DECL_HAS_INIT_PRIORITY): Tweak comments.
17634 (DECL_INIT_PRIORITY): Likewise.
17635 (SET_DECL_INIT_PRIORITY): Add comment.
17636 (DECL_FINI_PRIORITY): New macro.
17637 (SET_DECL_FINI_PRIORITY): Likewise.
17638 (DEFAULT_INIT_PRIORITY): Document.
17639 (MAX_INIT_PRIORITY): Likewise.
17640 (MAX_RESERVED_INIT_PRIORITY): Likewise.
17641 (tree_map_base): New type.
17642 (tree_map_base_eq): New function.
17643 (tree_map_base_hash): Likewise.
17644 (tree_map_base_marked_p): Likewise.
17645 (tree_map): Inherit from tree_map_base.
17646 (tree_map_eq): Make it a macro.
17647 (tree_map_marked_p): Likewise.
17648 (tree_int_map): Inherit from tree_map_base.
17649 (tree_int_map_eq): Make it a macro.
17650 (tree_int_map_hash): Likewise.
17651 (tree_int_map_marked_p): Likewise.
17652 (tree_priority_map): New type.
17653 (tree_priority_map_eq): New macro.
17654 (tree_priority_map_hash): Likewise.
17655 (tree_priority_map_marked_p): Likewise.
17656 * varasm.c (emults_decl): Adjust for refactoring of tree_map
17658 (emutls_common_1): Likewise.
17659 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
17660 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
17661 of tree_map hierarchy.
17662 * tree-cfg.c (move_stmt_r): Likewise.
17663 (new_label_mapper): Likewise.
17664 * c-tree.h (c_expand_body): Move to ...
17665 * c-common.h (c_expand_body): ... here.
17666 * c-decl.c (c_expand_body): Move to ...
17667 * c-common.c (c_expand_body): ... here.
17668 (c_common_attribute_table): Allow 1 argument for the constructor
17669 and destructor attributes.
17670 (get_priority): New function.
17671 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
17672 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
17674 2007-02-24 Jan Hubicka <jh@suse.cz>
17676 PR middle-end/30509
17677 * tree-inline.c (copy_bb): Produce exact copy of EH info when
17678 copying for inlining.
17680 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17681 Jan Hubicka <jh@suse.cz>
17684 * i386.c (counter_mode): New function.
17685 (expand_set_or_movmem_via_loop): Use it.
17686 (expand_movmem_epilogue): Likewise; fix pasto.
17687 (ix86_expand_movmem): Do emit guard even for constant counts.
17688 (ix86_expand_setmem): Likewise.
17690 2007-02-25 Nick Clifton <nickc@redhat.com>
17692 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
17693 (JUMP_TABLES_IN_TEXT_SECTION): Define.
17695 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17698 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
17699 count argument with 0x10, not with 0x16.
17700 (expand_setmem_epilogue): Ditto.
17702 2007-02-24 Mike Stump <mrs@apple.com>
17704 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
17707 2007-02-24 Richard Guenther <rguenther@suse.de>
17709 PR middle-end/30951
17710 * fold-const.c (fold_binary): Fold x +- CST op x for
17711 EQ_EXPR and NE_EXPR.
17713 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17715 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
17717 2007-02-24 Jan Hubicka <jh@suse.cz>
17719 * cgraphunit.c (decide_is_function_needed): Honor
17720 -fkeep-inline-functions.
17722 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17724 * builtins.c (fold_builtin_modf): New.
17725 (fold_builtin_2): Use it.
17727 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
17729 * loop-iv.c (implies_p): Detect additional cases where A implies B.
17730 (determine_max_iter): Take additional LOOP arg; all callers changed.
17731 Lose broken logic dealing with PLUS. Try to limit the upper bound by
17732 one using simplifications.
17733 (simplify_using_initial_values): Return if the expression becomes
17734 invalid due to altered regs.
17736 2007-02-23 DJ Delorie <dj@redhat.com>
17738 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
17740 2007-02-23 Mike Stump <mrs@apple.com>
17742 * tlink.c (scan_linker_output): Parse linker messages from
17743 darwin9's linker better.
17745 2007-02-23 Steve Ellcey <sje@cup.hp.com>
17748 * varpool.c (varpool_assemble_pending_decls): Set
17749 varpool_last_needed_node to null.
17751 2007-02-23 DJ Delorie <dj@redhat.com>
17753 * config/i386/i386.c (ix86_data_alignment): Don't specify an
17754 alignment bigger than the object file can handle.
17756 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
17759 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
17760 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
17761 (*movsf_1): Penalize MMX moves.
17763 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
17765 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
17766 2^32-1 or more times unless flag_unsafe_loop_optimizations.
17768 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
17770 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17772 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
17773 (fold_builtin_1): Use them.
17774 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17775 BUILT_IN_SIGNIFICAND.
17777 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
17779 * config/i386/i386.c (bdesc_1arg): Initialize
17780 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
17781 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
17782 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
17783 and IX86_BUILTIN_MOVSLDUP.
17785 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
17787 PR rtl-optimization/30841
17788 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
17790 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17792 * builtins.c (fold_builtin_frexp): New.
17793 (fold_builtin_2): Use it.
17795 2007-02-22 Mark Mitchell <mark@codesourcery.com>
17797 * doc/invoke.texi (Spec Files): Document getenv spec function.
17799 * gcc.c (getenv_spec_function): New function.
17800 (static_spec_functions): Add it.
17801 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
17802 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
17805 2007-02-22 Michael Matz <matz@suse.de
17808 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
17809 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
17811 2007-02-22 Ian Lance Taylor <iant@google.com>
17814 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
17815 (mem_loc_descriptor): Call it.
17817 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
17818 Ira Rosen <irar@il.ibm.com>
17820 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
17822 2007-02-22 Ira Rosen <irar@il.ibm.com>
17824 PR tree-optimization/30843
17825 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
17826 stores only after all the group is vectorized.
17828 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
17830 PR tree-optimization/30858
17831 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
17832 in the reduction cycle have a single use in the loop.
17833 * tree-vectorizer.h (relevant): Add documentation.
17835 2007-02-20 Mike Stump <mrs@apple.com>
17837 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
17838 * configure: Regenerate.
17840 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17842 Change the defaults of some parameters and options.
17843 * config/spu/spu-protos.h (spu_optimization_options): Declare.
17844 * config/spu/spu.c (spu_optimization_options): Add.
17845 (spu_override_options): Change params in spu_optimization_options.
17846 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
17848 Register 127 is only 16 byte aligned when used as a frame pointer.
17849 * config/spu/spu-protos.h (spu_init_expanders): Declare.
17850 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
17851 HARD_FRAME_POINTER_REGNUM.
17852 (spu_legitimate_address): Use regno_aligned_for_reload.
17853 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
17854 aligned when frame_pointer_needed is true.
17855 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
17857 * config/spu/spu.h (INIT_EXPANDERS): Define.
17859 Make sure shift and rotate instructions have valid immediate operands.
17860 * config/spu/predicates.md (spu_shift_operand): Remove.
17861 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
17862 * config/spu/constraints.md (W, O): Extend range.
17863 * config/spu/spu.md (umask, nmask): Define.
17864 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
17865 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
17866 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
17867 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
17868 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
17869 (lshr<mode>3_reg): Fix rtl description.
17871 Make sure mulhisi immediate operands are valid.
17872 * config/spu/predicates.md (imm_K_operand): Add.
17873 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
17875 Generate constants using fsmbi and andi.
17876 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
17877 (print_operand, spu_split_immediate, classify_immediate,
17878 fsmbi_const_p): Handle IC_FSMBI2.
17880 Correctly handle a CONST_VECTOR containing symbols.
17881 * config/spu/spu.c (print_operand): Handle HIGH correctly.
17882 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
17883 (immediate_load_p): Allow symbols that use 2 instructions to create.
17884 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
17885 with symbols when flag_pic is set.
17886 (const_vector_immediate_p): New.
17887 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
17888 accept a CONST_VECTOR with symbols.
17889 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
17890 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
17892 * config/spu/spu.md (high, low): Delete.
17893 (low_<mode>): Define.
17895 Remove INTRmode and INTR_REGNUM, which didn't work.
17896 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
17898 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
17899 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
17900 peephole2 pattern): Don't use INTR or 131.
17901 (movintrcc): Delete.
17902 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
17903 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
17904 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
17905 (UNSPEC_SET_INTR): Add.
17906 * config/spu/spu-modes.def (INTR): Remove.
17908 More accurate warnings about run-time relocations.
17909 * config/spu/spu.c (reloc_diagnostic): Test in_section.
17911 Correctly warn about immediate arguments to specific intrinsics.
17912 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
17913 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
17914 the instruction predicate.
17916 Fix tree check errors with latest update.
17917 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
17919 (spu_expand_builtin): Use CALL_EXPR_FN.
17921 Add missing specific intrinsics.
17922 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
17924 * config/spu/spu_internals.h: Ditto.
17926 Fix incorrect operand modifiers.
17927 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
17928 * config/spu/spu.md (xor<mode>3): Change %S to %J.
17930 Optimize one case of zero_extend of a vec_select.
17931 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
17933 Accept any immediate for hbr.
17934 * config/spu/spu.md (hbr): Change s constraints to i.
17936 2007-02-21 Paul Brook <paul@codesourcery.com>
17938 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
17939 condexec_count when skipping USE and CLOBBER.
17941 2007-02-21 Nick Clifton <nickc@redhat.com>
17943 * common.opt (Warray-bounds): Add Warning attribute.
17944 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
17946 (fsized-zeroes): Add Optimization attribute.
17947 (fsplit-wide-types, ftree-scev-cprop): Likewise.
17948 * c.opt (Wc++0x-compat): Add Warning attribute.
17950 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
17952 PR middle-end/30761
17953 * reload1.c (eliminate_regs_in_insn): In the single_set special
17954 case, attempt to re-recognize the insn before falling back to
17955 having reload fix it up.
17957 2007-02-20 Eric Christopher <echristo@gmail.com>
17959 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
17960 Rewrite accordingly.
17961 (frv_read_iacc_argument): Ditto.
17962 (frv_expand_set_builtin): Take a call instead of arglist, update for
17964 (frv_expand_unop_builtin): Ditto.
17965 (frv_expand_binop_builtin): Ditto.
17966 (frv_expand_cut_builtin): Ditto.
17967 (frv_expand_binopimm_builtin): Ditto.
17968 (frv_expand_voidbinop_builtin): Ditto.
17969 (frv_expand_int_void2arg): Ditto.
17970 (frv_expand_prefetches): Ditto.
17971 (frv_expand_voidtriop_builtin): Ditto.
17972 (frv_expand_voidaccop_builtin): Ditto.
17973 (frv_expand_load_builtin): Ditto.
17974 (frv_expand_store_builtin): Ditto.
17975 (frv_expand_mdpackh_builtin): Ditto.
17976 (frv_expand_mclracc_builtin): Ditto.
17977 (frv_expand_mrdacc_builtin): Ditto.
17978 (frv_expand_mwtacc_builtin): Ditto.
17979 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
17982 2007-02-20 Janis Johnson <janis187@us.ibm.com>
17984 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
17985 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
17987 (HAVE_GAS_DFP): Check for assembler support of decimal floating
17988 point instructions.
17989 * configure: Regenerate.
17990 * config.in: Regenerate.
17991 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
17992 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
17993 masks to power6 and power6x and to POWERPC_MASKS.
17994 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17996 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
17997 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
17998 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
17999 Access PROTOTYPE as variable, not mask.
18001 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18003 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
18004 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
18005 * combine.c (adjust_for_new_dest): Use it.
18006 * postreload.c (reload_combine): Likewise.
18008 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18010 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
18011 notes on an insn with multiple sets, even if single_set returns
18012 non-NULL for that insn.
18014 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18016 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
18017 scalbn and scalbln.
18019 2007-02-20 Geoffrey Keating <geoffk@apple.com>
18021 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
18022 if user didn't pass it.
18023 * config/i386/darwin.h (CC1_SPEC): Likewise.
18024 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
18025 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
18026 -mmacosx-version-min.
18028 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18029 Uros Bizjak <ubizjak@gmail.com>
18031 * optabs.h (enum optab_index): Add new OTI_scalb.
18032 (scalb_optab): Define corresponding macro.
18033 * optabs.c (init_optabs): Initialize scalb_optab.
18034 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
18036 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
18037 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
18038 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
18039 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
18040 flag_unsafe_math_optimizations is set.
18042 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
18043 to implement scalbf, scalb and scalbl built-ins as inline x87
18046 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18047 DJ Delorie <dj@redhat.com>
18050 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
18051 (diagnostic_report_diagnostic): ... here, and turn them into real
18052 errors. If warnings are inhibited, no need to do anything.
18054 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
18056 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
18057 better code generation.
18059 2007-02-20 Ben Elliston <bje@au.ibm.com>
18061 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
18063 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
18065 * config/alpha/alpha.c, config/alpha/alpha.md,
18066 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
18067 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
18068 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
18069 config/arm/lib1funcs.asm: Follow spelling conventions.
18071 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
18072 config/fr30/fr30.md, config/i386/i386.h,
18073 config/iq2000/iq2000.h, config/iq2000/predicates.md,
18074 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
18075 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
18076 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
18077 config/rs6000/altivec.md, config/rs6000/rs6000.c,
18078 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
18079 config/sparc/sparc.c, config/sparc/sparc.h,
18080 config/sparc/sparc.md, config/spu/constraints.md,
18081 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
18084 2007-02-20 Alan Modra <amodra@bigpond.net.au>
18087 * varasm.c (use_blocks_for_decl_p): Return false for decls with
18090 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18092 * doc/invoke.texi (-ftree-lrs): Remove.
18094 2007-02-19 Diego Novillo <dnovillo@redhat.com>
18096 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
18099 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
18101 * config/ia64/ia64.c (ia64_expand_builtin): Use the
18102 new CALL_EXPR_FN macro for retrieving the function
18103 declaration of the input expression.
18105 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18107 * c.opt (Waddress): New.
18108 * common.opt (Walways-true): Delete.
18109 (Wstring-literal-comparison): Delete.
18110 * doc/invoke.texi (Warning Options): Delete -Walways-true and
18111 -Wstring-literal-comparison. Add -Waddress.
18113 (Walways-true): Delete.
18114 (Wstring-literal-comparison): Delete.
18115 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
18116 consistently instead of -Walways-true in example.
18117 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
18118 * c-typeck.c (parser_build_binary_op): Replace
18119 -Wstring-literal-comparison and -Walways-true with -Waddress.
18120 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
18123 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18125 * tree-cfg.c (dump_function_to_file): Be prepared for functions
18126 without DECL_STRUCT_FUNCTION initialized.
18128 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18130 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
18131 due to calls to functions taking pointers as parameters.
18133 2007-02-19 Richard Henderson <rth@redhat.com>
18136 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
18139 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
18141 * config/s390/s390.c (s390_call_saved_register_used,
18142 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
18143 accessed to the new scheme.
18145 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18147 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
18148 (cris_print_index, cris_print_operand, cris_print_operand_address)
18149 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
18150 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
18151 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
18152 GET_CODE () == xxx.
18153 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
18154 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
18155 GO_IF_LEGITIMATE_ADDRESS): Ditto.
18156 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
18157 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
18158 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
18159 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
18160 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
18161 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
18162 (uminsi3, call, call_value): Ditto.
18163 (define_split: indir_to_reg_split, unnamed): Ditto.
18165 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
18167 PR tree-optimization/30975
18168 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
18171 2007-02-18 Eric Christopher <echristo@gmail.com>
18173 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
18174 Remove use of arglist.
18175 (mips_expand_builtin): Remove use of arglist, pass in expr.
18176 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
18177 (mips_expand_builtin_movtf): Ditto.
18178 (mips_expand_builtin_compare): Ditto.
18180 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18182 * tree-sra.c (sra_build_assignment): Replace assertion
18183 checking with a comment explaining why it can't be done.
18185 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18187 PR middle-end/30833
18188 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
18189 during CALL_EXPR representation conversion.
18190 * tree-ssa-propagate.c (set_rhs): Likewise.
18192 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18194 * tree-sra.c (sra_build_assignment): Disable assertion checking
18197 2007-02-18 Roger Sayle <roger@eyesopen.com>
18199 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
18200 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18201 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
18203 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
18204 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
18205 gimplify_init_ctor_eval_range, gimple_push_cleanup,
18206 gimplify_omp_for, gimplify_omp_atomic_pipeline,
18207 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
18208 force_gimple_operand): Likewise.
18209 * ipa-cp.c (constant_val_insert): Likewise.
18210 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
18211 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
18212 perfect_nestify): Likewise.
18213 * langhooks.c (lhd_omp_assignment): Likewise.
18214 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
18215 lower_copyprivate_clauses, lower_send_clauses,
18216 lower_send_shared_vars, expand_parallel_call,
18217 expand_omp_for_generic, expand_omp_for_static_nochunk,
18218 expand_omp_for_static_chunk, expand_omp_sections,
18219 lower_omp_single_copy, lower_omp_for_lastprivate,
18220 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
18221 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
18222 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
18225 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18227 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
18228 config/sh/sh.md: Follow spelling conventions.
18230 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
18231 config/frv/predicates.md: Follow spelling conventions.
18233 * config/m68k/linux-unwind.h: Fix a comment typo.
18234 * target.h: Follow spelling conventions.
18236 2007-02-18 Roger Sayle <roger@eyesopen.com>
18238 PR rtl-optimization/28173
18239 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
18240 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
18241 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
18242 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
18243 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
18245 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18247 * builtins.c (fold_builtin_load_exponent): New.
18248 (fold_builtin_2): Use it.
18250 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
18252 PR rtl-optimization/30773
18253 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
18254 if we fail to attach a REG_EQUIV note.
18256 2007-02-18 David Edelsohn <edelsohn@gnu.org>
18257 Roger Sayle <roger@eyesopen.com>
18259 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
18261 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18263 * calls.c (initialize_argument_information): Pass original EXP
18264 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
18265 code to split complex arguments here, as part of initializing the
18267 (expand_call): Remove code that builds a list of arguments and
18268 inserts implicit arguments into it. Instead, just count how many
18269 implicit arguments there will be so we can determine the size of
18270 the ARGS array, and let initialize_argument_information do the work.
18271 (split_complex_values): Delete unused function.
18273 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18275 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
18277 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18279 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
18280 for arg pointer based indexed addressing.
18282 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18284 * config/ia64/ia64.h, config/ia64/ia64.md,
18285 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
18286 spelling conventions.
18288 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18290 * config/m68k/m68k.c (split_di): New.
18291 * config/m68k/m68k-protos.h: Declare split_di.
18292 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
18293 Improve predicate handling and split constant shifts.
18295 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18297 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
18298 parameter for register bitfield operations, general predicates
18301 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18303 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
18304 * config/m68k/linux-unwind.h: New file.
18306 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18308 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
18309 config/i386/athlon.md, config/ia64/ia64.md,
18310 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
18311 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
18312 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
18313 tree-ssa-loop-niter.c, tree-vect-analyze.c,
18314 tree-vect-transform.c: Fix comment typos.
18316 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
18318 * sched-deps.c (find_insn_list): Remove.
18319 * sched-int.h: Remove the prototype for find_insn_list.
18321 2007-02-16 Geoffrey Keating <geoffk@apple.com>
18323 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
18325 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
18326 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
18327 darwin_rs6000_override_options.
18328 (C_COMMON_OVERRIDE_OPTIONS): Expect
18329 darwin_macosx_version_min to be non-NULL always.
18330 (TARGET_C99_FUNCTIONS): Likewise.
18331 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
18332 (DARWIN_MINVERSION_SPEC): New.
18333 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
18334 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
18336 (DARWIN_MINVERSION_SPEC): New.
18337 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
18339 * config/darwin-c.c (darwin_cpp_builtins): Expect
18340 darwin_macosx_version_min to be non-NULL always.
18342 * config/rs6000/rs6000.c: Clean up trailing whitespace.
18344 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
18346 * config/i386/i386.h (x86_use_xchgb): New.
18347 (TARGET_USE_XCHGB): New macro.
18348 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
18349 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
18350 Split after reload into bswaphi for shifts of 8.
18351 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
18352 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
18353 or when optimizing for size.
18355 2007-02-16 Richard Guenther <rguenther@suse.de>
18356 Christian Bruel <christian.bruel@st.com>
18358 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
18359 DECLs but prefer SSA_NAMEs over DECLs.
18361 2007-02-16 Richard Guenther <rguenther@suse.de>
18363 * tree-flow-inline.h (single_imm_use_p): Remove.
18364 (zero_imm_uses_p): Likewise.
18365 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
18366 instead of single_imm_use_p.
18367 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
18370 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18373 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
18374 nested double- and backquotes.
18376 2007-02-15 Roger Sayle <roger@eyesopen.com>
18378 PR middle-end/30391
18379 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
18380 should be unreachable.
18381 (build2_stat): Allow construction of MODIFY_EXPR at any time.
18382 For the time being redirect GIMPLE_MODIFY_STMT to the new
18383 (renamed) build_gimple_modify_stmt_stat.
18384 (build2_gimple_stat): Rename to...
18385 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
18386 Always build a GIMPLE_MODIFY_STMT node.
18387 * tree.h (build2_gimple, build2_gimple_stat): Delete.
18388 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
18391 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
18392 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
18393 * tree-complex.c (set_component_ssa_name, expand_complex_move,
18394 expand_complex_div_wide): Likewise.
18395 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
18396 * tree-ssa-loop-im.c (schedule_sm): Likewise.
18397 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
18398 * tree-ssa-loop-manip.c (create_iv): Likewise.
18399 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
18400 abs_replacement): Likewise.
18401 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
18402 realify_fake_stores): Likewise.
18404 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
18405 node rather than a GIMPLE_MODIFY_STMT node.
18406 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
18407 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
18409 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
18410 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
18411 GIMPLE_MODIFY_STMT.
18413 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18415 PR middle-end/30433
18416 * fold-const.c (fold_comparison): Add back the
18417 folding of constant complex comparisions.
18419 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18421 PR middle-end/30729
18422 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
18423 effects unknown to this function, return early.
18425 2007-02-15 Ian Lance Taylor <iant@google.com>
18427 * lower-subreg.c (move_eh_region_note): New static function.
18428 (resolve_simple_move): Call it.
18429 (decompose_multiword_subregs): Track blocks for which we resolve a
18430 simple move which is also a control flow insn. Pass them to
18431 find_many_sub_basic_blocks.
18432 (pass_lower_subreg): Add TODO_verify_flow.
18433 (pass_lower_subreg2): Likewise.
18435 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18436 Brooks Moses <brooks.moses@codesourcery.com>
18437 Lee Millward <lee.millward@codesourcery.com>
18439 * tree.h (enum tree_code_class): Add tcc_vl_exp.
18440 (VL_EXP_CLASS_P): New.
18441 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
18443 (TREE_OPERAND_CHECK_CODE): Likewise.
18444 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
18445 (TREE_RTL_OPERAND_CHECK): Likewise.
18446 (tree_operand_check_failed): Make second parameter the whole tree
18447 instead of its code. Fixed callers.
18448 (VL_EXP_CHECK): New.
18449 (TREE_OPERAND_LENGTH): New.
18450 (VL_EXP_OPERAND_LENGTH): New.
18451 (CALL_EXPR_FN): New.
18452 (CALL_EXPR_STATIC_CHAIN): New.
18453 (CALL_EXPR_ARGS): New.
18454 (CALL_EXPR_ARG): New.
18455 (call_expr_nargs): New.
18456 (CALL_EXPR_ARGP): New.
18457 (build_nt_call_list): Declare.
18458 (build_vl_exp_stat): Declare.
18459 (build_vl_exp): New.
18460 (build_call_list): Declare.
18461 (build_call_nary): Declare.
18462 (build_call_valist): Declare.
18463 (build_call_array): Declare.
18464 (call_expr_arg): Declare.
18465 (call_expr_argp): Declare.
18466 (call_expr_arglist): Declare.
18467 (fold_build_call_list): Declare.
18468 (fold_build_call_list_initializer): Declare.
18469 (fold_call_expr): Declare to replace fold_builtin.
18470 (fold_builtin_fputs): Update to agree with modified definition.
18471 (fold_builtin_strcpy): Likewise.
18472 (fold_builtin_strncpy): Likewise.
18473 (fold_builtin_memory_chk): Likewise.
18474 (fold_builtin_stxcpy_chk): Likewise.
18475 (fold_builtin_strncpy_chk): Likewise.
18476 (fold_builtin_next_arg): Likewise.
18477 (fold_build_call_expr): Declare.
18478 (fold_builtin_call_list): Declare.
18479 (fold_builtin_call_valist): Declare.
18480 (build_call_expr): Declare.
18481 (validate_arglist): Update to agree with modified definition.
18482 (tree_operand_length): New.
18483 (call_expr_arg_iterator): New.
18484 (init_call_expr_arg_iterator): New.
18485 (next_call_expr_arg): New.
18486 (first_call_expr_arg): New.
18487 (more_call_expr_args_p): New.
18488 (FOR_EACH_CALL_EXPR_ARG): New.
18490 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
18491 and tcc_gimple_stmt.
18492 (tree_code_size): Update documentation. Use sizeof (tree) rather
18493 than sizeof (char *).
18494 (tree_size): Likewise. Add case for tcc_vl_exp.
18495 (tree_node_structure): Add case for tcc_vl_exp.
18496 (contains_placeholder_p): Likewise.
18497 (substitute_in_expr): Likewise.
18498 (substitute_placeholder_in_expr): Likewise.
18499 (stabilize_reference_1): Likewise.
18500 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
18501 to diagnose breakage of this interface for constructing CALL_EXPRs.
18502 (build_nt): Add similar assertion here.
18503 (build_nt_call_list): New.
18504 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
18505 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
18507 (get_callee_fndecl): Use new CALL_EXPR accessors.
18508 (tree_operand_check_failed): Change parameters to pass entire node
18509 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
18510 (process_call_operands): New.
18511 (build_vl_exp_stat): New.
18512 (build_call_list): New.
18513 (build_call_nary): New.
18514 (build_call_valist): New.
18515 (build_call_array): New.
18516 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18517 (call_expr_arglist): New.
18519 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
18520 tcc_vl_exp instead of a fixed-size tcc_expression.
18522 * doc/c-tree.texi (CALL_EXPR): Document new representation and
18523 accessors for CALL_EXPRs.
18524 (AGGR_INIT_EXPR): Likewise.
18526 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18527 Brooks Moses <brooks.moses@codesourcery.com>
18528 Lee Millward <lee.millward@codesourcery.com>
18530 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
18531 (expand_builtin_nonlocal_goto): Change parameter to be entire
18532 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
18533 (expand_builtin_prefetch): Likewise.
18534 (expand_builtin_classify_type): Likewise.
18535 (mathfn_built_in): Return NULL_TREE instead of 0.
18536 (expand_errno_check): Use new CALL_EXPR accessors.
18537 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
18538 Return NULL_RTX instead of 0.
18539 (expand_builtin_mathfn_2): Likewise.
18540 (expand_builtin_mathfn_3): Likewise.
18541 (expand_builtin_interclass_mathfn): Likewise.
18542 (expand_builtin_sincos): Likewise.
18543 (expand_builtin_cexpi): Likewise.
18544 (expand_builtin_int_roundingfn): Likewise.
18545 (expand_builtin_int_roundingfn_2): Likewise.
18546 (expand_builtin_pow): Likewise.
18547 (expand_builtin_powi): Likewise.
18548 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
18549 of arglist, fixing callers appropriately. Use new CALL_EXPR
18550 accessors and constructors. Return NULL_RTX instead of 0.
18551 (expand_builtin_strstr): Likewise.
18552 (expand_builtin_strchr): Likewise.
18553 (expand_builtin_strrchr): Likewise.
18554 (expand_builtin_strpbrk): Likewise.
18555 (expand_builtin_memcpy): Likewise.
18556 (expand_builtin_mempcpy): Likewise.
18557 (expand_builtin_mempcpy_args): New.
18558 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
18559 (expand_builtin_memmove_args): New.
18560 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
18561 (expand_movstr): Likewise.
18562 (expand_builtin_strcpy): Likewise.
18563 (expand_builtin_strcpy_args): New.
18564 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
18565 (expand_builtin_strncpy): Likewise.
18566 (expand_builtin_memset): Likewise.
18567 (expand_builtin_memset_args): New.
18568 (expand_builtin_bzero): Similarly to expand_builtin_memset.
18569 (expand_builtin_memcmp): Likewise.
18570 (expand_builtin_strcmp): Likewise.
18571 (expand_builtin_strncmp): Likewise.
18572 (expand_builtin_strcat): Likewise.
18573 (expand_builtin_strncat): Likewise.
18574 (expand_builtin_strspn): Likewise.
18575 (expand_builtin_strcspn): Likewise.
18576 (expand_builtin_args_info): Likewise.
18577 (expand_builtin_va_start): Likewise.
18578 (gimplify_va_arg_expr): Likewise.
18579 (expand_builtin_va_end): Likewise.
18580 (expand_builtin_va_copy): Likewise.
18581 (expand_builtin_frame_address): Likewise.
18582 (expand_builtin_alloca): Likewise.
18583 (expand_builtin_bswap): Likewise.
18584 (expand_builtin_unop): Likewise.
18585 (expand_builtin_fputs): Likewise.
18586 (expand_builtin_expect): Likewise.
18587 (expand_builtin_fabs): Likewise.
18588 (expand_builtin_copysign): Likewise.
18589 (expand_builtin_printf): Likewise.
18590 (expand_builtin_fprintf): Likewise.
18591 (expand_builtin_sprintf): Likewise.
18592 (expand_builtin_init_trampoline): Likewise.
18593 (expand_builtin_signbit): Likewise.
18594 (expand_builtin_fork_or_exec): Likewise.
18595 (expand_builtin_sync_operation): Likewise.
18596 (expand_builtin_compare_and_swap): Likewise.
18597 (expand_builtin_lock_test_and_set): Likewise.
18598 (expand_builtin_lock_release): Likewise.
18599 (expand_builtin): Likewise.
18600 (builtin_mathfn_code): Likewise.
18602 (fold_builtin_constant_p): Pass call arguments individually instead
18603 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18604 accessors and constructors. Return NULL_TREE instead of 0.
18605 (fold_builtin_expect): Likewise.
18606 (fold_builtin_classify_type): Likewise.
18607 (fold_builtin_strlen): Likewise.
18608 (fold_builtin_nan): Likewise.
18609 (integer_valued_real_p): Likewise.
18610 (fold_trunc_transparent_mathfn): Likewise.
18611 (fold_fixed_mathfn): Likewise.
18612 (fold_builtin_cabs): Likewise.
18613 (fold_builtin_sqrt): Likewise.
18614 (fold_builtin_cbrt): Likewise.
18615 (fold_builtin_cos): Likewise.
18616 (fold_builtin_cosh): Likewise.
18617 (fold_builtin_tan): Likewise.
18618 (fold_builtin_sincos): Likewise.
18619 (fold_builtin_cexp): Likewise.
18620 (fold_builtin_trunc): Likewise.
18621 (fold_builtin_floor): Likewise.
18622 (fold_builtin_ceil): Likewise.
18623 (fold_builtin_round): Likewise.
18624 (fold_builtin_int_roundingfn): Likewise.
18625 (fold_builtin_bitop): Likewise.
18626 (fold_builtin_bswap): Likewise.
18627 (fold_builtin_logarithm): Likewise.
18628 (fold_builtin_hypot): Likewise.
18629 (fold_builtin_pow): Likewise.
18630 (fold_builtin_powi): Likewise.
18631 (fold_builtin_exponent): Likewise.
18632 (fold_builtin_memset): Likewise.
18633 (fold_builtin_bzero): Likewise.
18634 (fold_builtin_memory_op): Likewise.
18635 (fold_builtin_bcopy): Deleted; call site changed to invoke
18636 fold_builtin_memory_op directly.
18637 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
18638 (fold_builtin_strncpy): Likewise.
18639 (fold_builtin_memcmp): Likewise.
18640 (fold_builtin_strcmp): Likewise.
18641 (fold_builtin_strncmp): Likewise.
18642 (fold_builtin_signbit): Likewise.
18643 (fold_builtin_copysign): Likewise.
18644 (fold_builtin_isascii): Likewise.
18645 (fold_builtin_toascii): Likewise.
18646 (fold_builtin_isdigit): Likewise.
18647 (fold_builtin_fabs): Likewise.
18648 (fold_builtin_abs): Likewise.
18649 (fold_builtin_fmin_fmax): Likewise.
18650 (fold_builtin_carg): Likewise.
18651 (fold_builtin_classify): Likewise.
18652 (fold_builtin_unordered_cmp): Likewise.
18654 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
18655 New functions split out from fold_builtin_1.
18656 (fold_builtin_n): New.
18657 (fold_builtin_varargs): New.
18658 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
18660 (fold_call_expr): New.
18661 (build_function_call_expr): Rewrite to use new helper function.
18662 (fold_builtin_call_list): New.
18663 (build_call_expr): New.
18664 (fold_builtin_call_valist): New.
18665 (rewrite_call_expr): New.
18666 (validate_arg): New.
18667 (validate_arglist): Change parameter to be entire CALL_EXPR instead
18668 of an arglist. Change return type to bool. Use new CALL_EXPR
18671 (fold_builtin_strstr): Pass call arguments individually instead
18672 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18673 accessors and constructors. Return NULL_TREE instead of 0.
18674 (fold_builtin_strchr): Likewise.
18675 (fold_builtin_strrchr): Likewise.
18676 (fold_builtin_strpbrk): Likewise.
18677 (fold_builtin_strcat): Likewise.
18678 (fold_builtin_strncat): Likewise.
18679 (fold_builtin_strspn): Likewise.
18680 (fold_builtin_strcspn): Likewise.
18681 (fold_builtin_fputs): Likewise.
18682 (fold_builtin_next_arg): Likewise.
18683 (fold_builtin_sprintf): Likewise.
18685 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
18686 NULL_RTX instead of 0.
18687 (expand_builtin_memory_chk): Likewise.
18688 (maybe_emit_chk_warning): Likewise.
18689 (maybe_emit_sprintf_chk_warning): Likewise.
18691 (fold_builtin_object_size): Pass call arguments individually instead
18692 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18693 accessors and constructors. Return NULL_TREE instead of 0.
18694 (fold_builtin_memory_chk): Likewise.
18695 (fold_builtin_stxcpy_chk): Likewise.
18696 (fold_builtin_strncpy_chk): Likewise.
18697 (fold_builtin_strcat_chk): Likewise.
18698 (fold_builtin_strcat_chk): Likewise.
18699 (fold_builtin_strncat_chk): Likewise.
18700 (fold_builtin_sprintf_chk): Likewise.
18701 (fold_builtin_snprintf_chk): Likewise.
18702 (fold_builtin_printf): Likewise.
18703 (fold_builtin_vprintf): Likewise.
18705 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
18707 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
18708 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18709 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
18710 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
18711 (fold_unary): Likewise.
18712 (fold_binary): Likewise.
18713 (fold_ternary): Remove CALL_EXPR case, since they are no longer
18714 ternary expressions.
18715 (fold): Add logic for tcc_vl_exp.
18716 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
18717 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18718 (fold_build3_stat): Add assertion to flag broken interface for
18719 constructing CALL_EXPRs.
18720 (fold_build_call_list): New.
18721 (fold_build_call_list_initializer): New.
18722 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
18724 (fold_strip_sign_ops): Likewise.
18726 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18727 Brooks Moses <brooks.moses@codesourcery.com>
18728 Lee Millward <lee.millward@codesourcery.com>
18730 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
18731 accessors and dump arguments explicitly.
18733 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
18735 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
18737 (print_call_name): Use new CALL_EXPR accessors.
18739 * print-tree.c (print_node): Add case tcc_vl_exp. Print
18740 CALL_EXPR arguments explicitly instead of as a list. Use
18741 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18743 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
18744 (vrp_visit_stmt): Likewise.
18746 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
18747 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
18749 (force_move_till_expr): Likewise.
18751 * targhooks.c (default_external_stack_protect_fail): Use
18752 build_call_expr instead of build_function_call_expr.
18753 (default_hidden_stack_protect_fail): Likewise.
18755 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
18758 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
18759 and walk arguments explicitly.
18761 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
18762 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18763 (expand_simple_operations): Likewise.
18764 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
18766 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
18767 of TREE_CODE_LENGTH.
18768 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
18770 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
18771 instead of TREE_CODE_LENGTH.
18773 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
18774 (tree_ic_transform): Likewise.
18775 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
18776 parameter instead of arglist. Fix callers.
18777 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
18778 (tree_stringops_transform): Likewise.
18779 (tree_indirect_call_to_profile): Likewise.
18780 (tree_stringops_values_to_profile): Likewise.
18782 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
18783 (eliminate_tail_call): Likewise.
18785 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
18787 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18788 Use TREE_OPERAND_LENGTH and generalize to handle any number of
18790 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
18792 * omp-low.c (build_omp_barrier): Use build_call_expr.
18793 (lower_rec_input_clauses): Likewise.
18794 (lower_reduction_clauses): Likewise.
18795 (expand_parallel_call): Likewise.
18796 (maybe_catch_exception): Likewise.
18797 (expand_omp_for_generic): Likewise.
18798 (expand_omp_for_static_nochunk): Likewise.
18799 (expand_omp_sections): Likewise.
18800 (lower_omp_single_simple): Likewise.
18801 (lower_omp_single_copy): Likewise.
18802 (lower_omp_master): Likewise.
18803 (lower_omp_ordered): Likewise.
18804 (lower_omp_critical): Likewise.
18806 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
18807 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
18809 * tree-gimple.c (is_gimple_call_addr): Fix doc.
18810 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
18811 TREE_CODE_LENGTH. Add tcc_vl_exp case.
18813 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
18814 and generalize to handle any number of operands.
18815 (chrec_contains_undetermined): Likewise.
18816 (tree_contains_chrecs): Likewise.
18817 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
18819 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
18821 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
18822 fold_call_expr instead of fold_builtin.
18823 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
18824 match declarations there.
18825 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
18828 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
18829 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18831 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
18832 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
18834 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
18837 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
18838 (execute_cse_sincos): Use new CALL_EXPR accessors.
18840 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
18842 * gimple-low.c (lower_function_body): Use build_call_expr.
18843 (lower_builtin_setjmp): Likewise.
18845 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
18846 (set_storage_via_libcall): Likewise.
18847 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
18848 instead of TREE_CODE_LENGTH.
18849 (expand_expr_real_1): Use new CALL_EXPR accessors.
18851 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
18852 generalize to handle any number of operands.
18853 (TB_parent_eq): Likewise.
18855 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
18856 (strip_builtin_expect): Likewise.
18858 * function.c (gimplify_parameters): Use build_call_expr.
18860 * tree-vectorizer.c (vect_is_simple_reduction): Use
18861 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18863 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
18864 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
18866 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
18869 * gimplify.c (build_stack_save_restore): Use build_call_expr.
18870 (gimplify_decl_expr): Likewise.
18871 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
18872 Use new CALL_EXPR iterators.
18873 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
18874 (gimplify_modify_expr_to_memset): Likewise.
18875 (gimplify_variable_sized_compare): Likewise.
18876 (gimplify_omp_atomic_fetch_op): Likewise.
18877 (gimplify_omp_atomic_pipeline): Likewise.
18878 (gimplify_omp_atomic_mutex): Likewise.
18879 (gimplify_function_tree): Likewise.
18881 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
18882 (call_expr_flags): Likewise.
18883 (expand_call): Likewise.
18885 * except.c (expand_builtin_eh_return_data_regno): Pass entire
18886 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18889 * coverage.c (create_coverage): Use build_call_expr.
18891 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
18892 (temp_call_expr_obstack): New.
18893 (pool_copy_list): Delete.
18894 (temp_copy_call_expr): New.
18895 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
18896 CALL_EXPR accessors. Get rid of special goo for copying argument
18897 lists and use temp_copy_call_expr instead.
18898 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
18899 CALL_EXPR accessors.
18900 (create_expression_by_pieces): Likewise. Use build_call_array
18901 to construct the result instead of fold_build3.
18902 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
18903 dealing with argument lists.
18904 (init_pre): Remove references to expression_node_pool and
18905 list_node_pool. Init temp_call_expr_obstack instead.
18906 (fini_pre): Remove references to expression_node_pool and
18909 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
18910 and walk arguments explicitly instead of as a list.
18912 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
18913 (mx_register_decls): Likewise.
18914 (mudflap_register_call): Likewise.
18915 (mudflap_finish_file): Likewise.
18917 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
18918 (ipa_callsite_compute_param): Likewise.
18920 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
18921 accessors and constructor.
18923 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
18924 accessors and constructor.
18925 (convert_tramp_reference): Likewise.
18926 (convert_call_expr): Likewise.
18927 (finalize_nesting_tree_1): Likewise.
18929 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
18932 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
18934 * tree-inline.c (initialize_inlined_parameters): Pass entire
18935 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18937 (estimate_num_insns_1): Use new CALL_EXPR accessors.
18938 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
18940 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
18941 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18942 (vectorizable_reduction): Likewise.
18943 (vectorizable_call): Use new CALL_EXPR iterators.
18944 (vectorizable_conversion): Use build_call_expr.
18945 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
18946 (vect_gen_widened_results_half): Use build_call_expr.
18947 (vect_setup_realignment): Likewise.
18948 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
18950 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
18951 (pass_through_call): Likewise.
18952 (compute_object_sizes): Likewise. Use fold_call_expr instead of
18955 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
18956 (tree_gen_pow2_profiler): Likewise.
18957 (tree_gen_one_value_profiler): Likewise.
18958 (tree_gen_ic_func_profiler): Likewise.
18959 (tree_gen_average_profiler): Likewise.
18960 (tree_gen_ior_profiler): Likewise.
18962 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
18963 (find_func_aliases): Use new CALL_EXPR accessors. Add case
18964 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18966 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
18967 of TREE_CODE_LENGTH.
18969 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
18970 of TREE_CODE_LENGTH.
18972 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
18974 (convert_to_integer): Likewise.
18976 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
18979 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18980 Brooks Moses <brooks.moses@codesourcery.com>
18981 Lee Millward <lee.millward@codesourcery.com>
18983 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
18985 * config/frv/frv.c (frv_expand_builtin): Likewise.
18986 * config/s390/s390.c (s390_expand_builtin): Likewise.
18988 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
18989 (sparc_expand_builtin): Use new CALL_EXPR accessors.
18991 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
18992 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
18993 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
18994 (ix86_expand_store_builtin): Likewise.
18995 (ix86_expand_unop_builtin): Likewise.
18996 (ix86_expand_unop1_builtin): Likewise.
18997 (ix86_expand_sse_compare): Likewise.
18998 (ix86_expand_sse_comi): Likewise.
18999 (ix86_expand_vec_init_builtin): Likewise.
19000 (ix86_expand_vec_ext_builtin): Likewise.
19001 (ix86_expand_vec_set_builtin): Likewise.
19002 (ix86_expand_builtin): Use new CALL_EXPR accessors.
19004 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
19005 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
19007 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
19008 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19009 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
19011 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
19013 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
19014 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
19015 arglist. Use new CALL_EXPR accessors. Fix callers.
19016 (altivec_expand_abs_builtin): Likewise.
19017 (rs6000_expand_binop_builtin): Likewise.
19018 (altivec_expand_predicate_builtin): Likewise.
19019 (altivec_expand_lv_builtin): Likewise.
19020 (spe_expand_stv_builtin): Likewise.
19021 (altivec_expand_stv_builtin): Likewise.
19022 (rs6000_expand_ternop_builtin): Likewise.
19023 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
19024 (altivec_expand_st_builtin): Likewise.
19025 (altivec_expand_dst_builtin): Likewise.
19026 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
19027 arglist. Use new CALL_EXPR accessors. Fix callers.
19028 (altivec_expand_vec_set_builtin): Likewise.
19029 (altivec_expand_vec_ext_builtin): Likewise.
19030 (altivec_expand_builtin): Use new CALL_EXPR accessors.
19031 (spe_expand_builtin): Likewise.
19032 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
19033 arglist. Use new CALL_EXPR accessors. Fix callers.
19034 (spe_expand_evsel_builtin): Likewise.
19035 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
19036 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
19038 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
19039 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19040 (arm_expand_unop_builtin): Likewise.
19041 (arm_expand_builtin): Use new CALL_EXPR accessors.
19043 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
19046 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
19047 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
19049 (bfin_expand_unop_builtin): Likewise.
19050 (bfin_expand_builtin): Use new CALL_EXPR accessors.
19052 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19053 Brooks Moses <brooks.moses@codesourcery.com>
19054 Lee Millward <lee.millward@codesourcery.com>
19056 * c-semantics.c (build_stmt): Add internal diagnostic check.
19058 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
19059 accessors. Print arguments explicitly instead of as a list.
19061 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
19063 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
19064 (c_finish_omp_flish): Likewise.
19066 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
19067 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
19068 instead of TREE_CODE_LENGTH.
19069 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
19070 (c_warn_unused_result): Likewise.
19072 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19075 * doc/invoke.texi (Warning Options): Remove
19076 -Werror-implicit-function-declaration.
19077 (Wimplicit-function-declaration): Update description.
19078 * opts.c (common_handle_option): Move handling of -Werror=* to...
19079 (enable_warning_as_error): ...here.
19080 * opts.h (enable_warning_as_error): Declare.
19081 * c-decl.c (implicit_decl_warning): Unless
19082 -Wno-implicit-function-declaration is given, emit a pedwarn if
19083 -std=c99 or emit a warning if -Wimplicit-function-declaration.
19084 * c.opt (Wimplicit-function-declaration): Replace
19085 mesg_implicit_function_declaration with
19086 warn_implicit_function_declaration.
19087 * c-opts.c (c_common_handle_option):
19088 -Werror-implicit-function-declaration is exactly equal as
19089 -Werror=implicit-function-declaration.
19090 (set_Wimplicit): Replace mesg_implicit_function_declaration with
19091 warn_implicit_function_declaration.
19092 (c_common_post_options): -Wimplict-function-declaration is enabled
19093 by default by -std=c99, otherwise is disabled by default.
19094 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
19096 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19098 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
19099 DECL on the rhs to a DECL on the lhs for debug info purposes if the
19100 former is ignored but not the latter.
19102 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19104 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
19105 is made and the reference doesn't use the alias set of its type,
19106 do not create the temporary using that type.
19108 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
19110 * jump.c: Remove prototypes for delete_computation and
19111 delete_prior_computation.
19113 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19115 * jump.c (get_label_after): Delete.
19116 (get_label_before, delete_computation, delete_jump,
19117 delete_prior_computation, follow_jumps): Move...
19118 * reorg.c (delete_computation, delete_prior_computation): ... here...
19119 (get_label_before, delete_jump): ... making these static ...
19120 (follow_jumps): ... and simplifying this since it only runs after
19122 * rtl.h (get_label_after, get_label_before, delete_jump,
19123 follow_jumps): Delete prototypes.
19125 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19127 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
19129 2007-02-15 Nick Clifton <nickc@redhat.com>
19131 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
19132 order to prevent it from being munged by the target.
19134 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
19136 * config/i386/i386.md: Remove misleading comment.
19138 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19140 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
19141 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
19144 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19146 * tree-sra.c (instantiate_missing_elements): Canonicalize
19148 (sra_build_assignment): New.
19149 (generate_copy_inout, generate_element_copy,
19150 generate_element_zero, generate_one_element_init): Use it.
19152 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19154 * tree-sra.c (instantiate_missing_elements): Canonicalize
19156 (sra_build_assignment): New.
19157 (generate_copy_inout, generate_element_copy,
19158 generate_element_zero, generate_one_element_init): Use it.
19160 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19162 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
19165 2007-02-14 Joseph Myers <joseph@codesourcery.com>
19167 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
19168 types as aggregates not scalars.
19169 * function.c (assign_stack_temp_for_type): Likewise.
19171 2007-02-14 Roger Sayle <roger@eyesopen.com>
19172 Zdenek Dvorak <dvorakz@suse.cz>
19174 * tree-dump.c (dump_switch_p_1): Require exact match of the option
19177 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
19179 * passes.c (next_pass_1): Clear the next field of the copied
19182 2007-02-14 Richard Henderson <rth@redhat.com>
19184 * tree-sra.c (early_sra): New.
19185 (decl_can_be_decomposed_p): Deny va_list if early_sra.
19186 (tree_sra_early, pass_sra_early): New.
19187 * tree-pass.h (pass_sra_early): Declare.
19188 * passes.c (init_optimization_passes): Use it.
19190 2007-02-14 Richard Guenther <rguenther@suse.de>
19192 * flags.h (issue_strict_overflow_warning): Convert to a macro.
19194 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
19196 PR tree-optimization/30771
19197 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
19199 (vect_analyze_operations): Induction phis can now be marked as
19201 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
19202 Update documentation accordingly.
19204 2007-02-14 Nick Clifton <nickc@redhat.com>
19206 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
19207 most 3 arguments are supported.
19208 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
19210 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
19212 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
19213 Ensure dst->current is valid.
19215 2007-02-13 Paul Brook <paul@codesourcery.com>
19217 * config.gcc: Add arm*-*-uclinux-*eabi.
19218 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
19219 (SUBTARGET_EXTRA_LINK_SPEC): Define.
19220 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
19221 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
19222 (LINK_SPEC): Define.
19223 (LIB_SPEC): Define.
19224 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
19226 * config/arm/uclinux-eabi.h: New file.
19227 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
19228 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
19231 2007-02-13 Ian Lance Taylor <iant@google.com>
19233 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
19234 * flags.h (warn_strict_overflow): Declare.
19235 (enum warn_strict_overflow_code): Define.
19236 (issue_strict_overflow_warning): New static inline function.
19237 * opts.c (warn_strict_overflow): New variable.
19238 (common_handle_option): Handle OPT_Wstrict_overflow and
19239 OPT_Wstrict_overflow_.
19240 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
19242 * fold-const.c: Include intl.h.
19243 (fold_deferring_overflow_warnings): New static variable.
19244 (fold_deferred_overflow_warning): New static variable.
19245 (fold_deferred_overflow_code): New static variable.
19246 (fold_defer_overflow_warnings): New function.
19247 (fold_undefer_overflow_warnings): New function.
19248 (fold_undefer_and_ignore_overflow_warnings): New function.
19249 (fold_deferring_overflow_warnings_p): New function.
19250 (fold_overflow_warning): New static function.
19251 (make_range): Add strict_overflow_p parameter. Change all
19253 (extract_muldiv, extract_muldiv_1): Likewise.
19254 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
19255 tree_expr_nonnegative_p.
19256 (fold_negate_expr): Call fold_overflow_warning.
19257 (fold_range_test): Likewise.
19258 (fold_comparison): Likewise.
19259 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
19260 instead of tree_expr_nonnegative_p.
19261 (tree_expr_nonnegative_warnv_p): Rename from
19262 tree_expr_nonnegative_p, add strict_overflow_p parameter.
19263 (tree_expr_nonnegative_p): New function.
19264 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
19265 strict_overflow_p parameter.
19266 (tree_expr_nonzero_p): New function.
19267 * passes.c (verify_interpass_invariants): New static function.
19268 (execute_one_pass): Call it.
19269 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
19271 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
19272 (estimate_numbers_of_iterations): Likewise.
19273 (scev_probably_wraps_p): Likewise.
19274 * tree-ssa-ccp.c: Include "toplev.h".
19275 (evaluate_stmt): Defer fold overflow warnings until we know we are
19277 (struct fold_stmt_r_data): Add stmt field.
19278 (fold_stmt_r): Defer fold overflow warnings until we know we
19280 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
19281 (fold_stmt_inplace): Likewise.
19282 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
19283 (cleanup_control_expr_graph): Defer fold overflow warnings until
19284 we know we are going to optimize.
19285 * tree-cfg.c (fold_cond_expr_cond): Likewise.
19286 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
19288 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
19289 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
19290 * tree-ssa-loop-manip.c (create_iv): Likewise.
19291 * c-typeck.c (build_conditional_expr): Likewise.
19292 (build_binary_op): Likewise.
19293 * tree-vrp.c (vrp_expr_computes_nonzero): Call
19294 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
19295 (extract_range_from_unary_expr): Likewise.
19296 * simplify-rtx.c (simplify_const_relational_operation): Warn when
19297 assuming that signed overflow does not occur.
19298 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
19299 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
19300 (fold_defer_overflow_warnings): Declare.
19301 (fold_undefer_overflow_warnings): Declare.
19302 (fold_undefer_and_ignore_overflow_warnings): Declare.
19303 (fold_deferring_overflow_warnings_p): Declare.
19304 (tree_expr_nonzero_warnv_p): Declare.
19305 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
19306 of warning options.
19307 (Warning Options): Document -Wstrict-overflow.
19308 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
19309 (tree-ssa-ccp.o): Likewise.
19310 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
19311 (fold-const.o): Depend on intl.h.
19313 2007-02-13 Ian Lance Taylor <iant@google.com>
19315 PR middle-end/30751
19316 * lower-subreg.c (resolve_simple_move): Decompose subregs in
19319 2007-02-13 Stuart Hastings <stuart@apple.com>
19321 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
19323 2007-02-13 Richard Henderson <rth@redhat.com>
19325 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
19326 handled_component_p before looking for the indirect_ref.
19328 2007-02-13 Richard Henderson <rth@redhat.com>
19330 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
19331 remove flags clobber.
19332 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
19333 (bswaphi_lowpart): New.
19334 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
19335 remove TARGET_BSWAP test. Delete expander of the same name.
19337 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
19338 (expand_unop): Use them.
19340 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
19342 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
19343 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
19344 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
19345 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
19346 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
19347 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
19348 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
19349 assembler dialect choice from asm templates.
19351 2007-02-12 Richard Henderson <rth@redhat.com>
19353 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
19354 (fixuns_trunc<SSEMODEF>si2): Use it.
19355 * config/i386/sse.md (vec_setv4sf_0): Export.
19356 * config/i386/i386.c (ix86_build_const_vector): Export.
19357 (ix86_split_convert_uns_si_sse): Rename from
19358 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
19359 * config/i386/i386-protos.h: Update.
19361 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19364 * c-typeck.c (c_finish_return): Improve warning message.
19366 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19368 * alias.c (find_symbolic_term): Delete unused function.
19370 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
19372 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
19373 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
19374 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
19376 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19378 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
19379 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
19380 the function, temporarily point the debug interface to the null one.
19382 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19384 * dwarf2out.c (round_up_to_align): New static function.
19385 (field_byte_offset): Use it to round the offset.
19387 2007-02-12 Richard Henderson <rth@redhat.com>
19389 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
19390 (inswl_const): Export.
19392 2007-02-12 Richard Henderson <rth@redhat.com>
19394 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
19395 result mode of the libcall, convert back to outmode.
19397 2007-02-12 Roger Sayle <roger@eyesopen.com>
19399 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
19400 (bswapdi2): New define_expand to implement 32-bit implementation.
19402 2007-02-12 Nick Clifton <nickc@redhat.com>
19404 * doc/invoke.texi (Overall Options): Document --help=.
19405 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
19406 (cc1_options): Pass --help= on to cc1.
19407 (display_help): Add description of --help=.
19408 (process_command): Add code to handle --help=. Allow translated
19409 --help and --target-help switches to be passed on to compiler
19411 (main): Remove unused if statement.
19412 * opts.c (columns): Remove.
19413 (LEFT_COLUMN): Define.
19414 (wrap_help): Add columns argument.
19415 (print_filtered_help): Change parameters to be an include bitmask,
19416 an exclude bitmask, an any bitmask and the column width. Move the
19417 code to display the params list here. Add code to display the
19418 status of options rather than their descriptions if the quiet flag
19420 (print_specific_help): Change parameters to be an include bitmask,
19421 an exclude bitmask and an any bitmask. Move code to look up the
19422 column width here. Decide upon the title for an options listing.
19423 (common_handle_options): Add code to handle --help=. Adapt code
19424 for --help and --target-help to use the revised form of the
19425 print_specific_help function.
19426 (print_help): Delete.
19427 (print_param_help): Delete.
19428 (print_switch): Delete.
19429 * opts.h (cl_lang_count): Add prototype.
19430 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
19431 CL_MAX_OPTION_CLASS): New defines.
19432 * optc-gen.awk: Add construction of cl_lang_count.
19433 * c.opt: Add Warning attribute to warning options and Optimization
19434 attribute to optimization options.
19435 * common.opt: Likewise.
19437 Add -fhelp and -ftarget-help as aliases for the transformed --help
19438 and --target-help options.
19439 * opt-functions.awk: Add code to handle Warning and Optimization
19442 2007-02-12 Richard Henderson <rth@redhat.com>
19444 * config/alpha/constraints.md: New file.
19445 * config/alpha/alpha.c: Include tm-constrs.h.
19446 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
19447 alpha_extra_constraint): Remove.
19448 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
19449 * config/alpha/alpha-protos.h: Update.
19450 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
19451 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
19452 (EXTRA_CONSTRAINT): Remove.
19453 * config/alpha/alpha.md: Include constraints.md.
19454 (adddi splitter): Use satisfies_constraint_*.
19455 * config/alpha/predicates.md (add_operand): Likewise.
19456 (sext_add_operand, addition_operation): Likewise.
19458 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
19460 PR tree-optimization/29145
19461 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
19462 in our handling of restrict qualified pointers.
19464 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19467 * doc/invoke.texi (Wunused-value): Update description.
19468 (Wextra): Delete item.
19469 * opts.c (set_Wextra): Don't use the value of Wextra to set the
19470 value of Wunused-value.
19471 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
19472 (c_finish_stmt_expr): Don't check extra_warnings.
19473 (emit_side_effect_warnings): The caller is responsible to check
19476 2007-02-11 Roger Sayle <roger@eyesopen.com>
19477 Matt Thomas <matt@3am-software.com>
19479 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
19481 2007-02-11 Roger Sayle <roger@eyesopen.com>
19483 * simplify-rtx.c (simplify_relational_operation_1): Optimize
19484 comparisons of POPCOUNT against zero.
19485 (simplify_const_relational_operation): Likewise.
19487 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19489 * doc/invoke.texi (Wextra): Delete outdated paragraph.
19491 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19493 * dwarf2out.c (root_type): Delete unused function.
19495 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19497 * genattrtab.c (contained_in_p): Delete unused function.
19498 (write_expr_attr_cache): Likewise.
19500 2007-02-11 Jan Hubicka <jh@suse.cz>
19502 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
19505 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
19507 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
19508 to add the REG_EQ* note.
19509 * see.c (see_merge_one_use_extension): Likewise.
19510 * local-alloc.c (update_equiv_regs): Likewise. Also don't
19511 turn REG_EQUAL notes into REG_EQUIV notes if the target
19512 register may have more than one set.
19513 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
19514 * gcse.c (try_replace_reg): Likewise.
19515 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
19516 * calls.c (fixup_tail_calls): Likewise. Abort if there is
19517 more than one REG_EQUIV note.
19518 * reload1.c (gen_reload): Use set_unique_reg_note.
19520 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
19522 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
19523 (ix86_builtin_conversion): New function.
19525 2007-02-06 Mark Mitchell <mark@codesourcery.com>
19528 * tree.h (DECL_REPLACEABLE_P): New macro.
19529 * except.c (set_nothrow_function_flags): Likewise.
19531 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
19532 Ira Rosen <irar@il.ibm.com>
19533 Dorit Nuzman <dorit@il.ibm.com>
19535 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
19536 * targhooks.c (default_builtin_vectorized_conversion): New.
19537 * targhooks.h (default_builtin_vectorized_function): New declaration.
19538 * target.h (struct vectorize): Add builtin_conversion field.
19539 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
19540 stmt_vec_info_type value.
19541 (vectorizable_conversion): New declaration.
19542 * tree-vect-analyze.c (vect_analyze_operations): Add
19543 vectorizable_conversion call.
19544 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
19545 * tree-vect-transform.c (vectorizable_conversion): New function.
19546 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
19547 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
19549 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
19550 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
19551 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
19552 or ALTIVEC_BUILTIN_VCFSX.
19554 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19557 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
19558 CONST_DOUBLE and operand 0 is a hard register.
19559 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
19560 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
19561 is a hard floating-point register.
19563 2007-02-10 Richard Henderson <rth@redhat.com>
19564 Jakub Jelinek <jakub@redhat.com>
19565 Alexandre Oliva <aoliva@redhat.com>
19567 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
19568 * builtin-types.def (BT_WORD): Make unsigned.
19569 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
19570 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
19571 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
19572 * c-decl.c (grokdeclarator): Don't error if !have_tls.
19573 * c-parser.c (c_parser_omp_threadprivate): Likewise.
19574 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
19576 * expr.c (emutls_var_address): New.
19577 (expand_expr_real_1): Expand emulated tls.
19578 (expand_expr_addr_expr_1): Likewise.
19579 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
19580 * output.h (emutls_finish): Declare.
19581 * toplev.c (compile_file): Call it.
19582 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
19583 address before wrapping in CONST.
19584 * varasm.c (emutls_htab, emutls_object_type): New.
19585 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
19586 (get_emutls_object_name, get_emutls_object_type): New.
19587 (get_emutls_init_templ_addr, emutls_decl): New.
19588 (emutls_common_1, emutls_finish): New.
19589 (assemble_variable): When emulating tls, swap decls; generate
19590 constructor for the emutls objects.
19591 (do_assemble_alias): When emulating tls, swap decl and target name.
19592 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
19594 * varpool.c (decide_is_variable_needed): Look at force_output.
19595 Recurse for emulated tls.
19596 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
19597 with decide_is_variable_needed.
19598 * emutls.c: New file.
19599 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
19600 tls_object for real tls.
19602 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
19604 PR rtl-optimization/29599
19605 * reload1.c (eliminate_regs_in_insn): Take the destination
19606 mode into account when computing the offset.
19608 2007-02-09 Stuart Hastings <stuart@apple.com>
19609 Richard Henderson <rth@redhat.com>
19611 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19612 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19613 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
19614 fixuns_truncdfhi2): New.
19615 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
19616 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
19617 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
19618 (floatunssidf2): Allow nonimmediate source.
19619 * config/i386/sse.md (movdi_to_sse): New.
19620 (vec_concatv2di): Drop '*'.
19621 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
19622 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19623 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
19625 * config/i386/i386.c (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,
19628 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
19629 (ix86_build_signbit_mask): Fix decl of v, refactor to call
19630 ix86_build_const_vector.
19631 (x86_emit_floatuns): Rewrite.
19633 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19635 * genautomata.c (longest_path_length): Delete unused function.
19636 (struct state): Delete unused longest_path_length.
19637 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
19638 (get_free_state): Delete unused.
19640 2007-02-09 Jan Hubicka <jh@suse.cz>
19642 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
19643 * doc/invoke.texi (inline-unit-growth): Update default value.
19645 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
19646 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
19647 (rebuild_cgraph_edges): Likewise.
19648 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
19649 (dump_cgraph_node): Dump frequencies.
19650 (cgraph_clone_edge): Add frequency scales.
19651 (cgraph_clone_node): Add freuqnecy.
19652 * cgraph.h (cgraph_edge): Add freuqnecy argument.
19653 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
19654 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
19655 * tree-pass.h (TODO_rebuild_frequencies): New constant.
19656 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
19657 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
19658 (save_inline_function_body): Likewise.
19659 * ipa-inline.c: inluce rtl.h
19660 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
19661 (cgraph_edge_badness): Use frequencies.
19662 (cgraph_decide_recursive_inlining): Update clonning.
19663 (cgraph_decide_inlining_of_small_function): Dump frequency.
19664 * predict.c (estimate_bb_frequencies): Export.
19665 * predict.h (estimate_bb_frequencies): Declare.
19666 * tree-inline.c (copy_bb): Watch overflows.
19667 (expand_call_inline): Update call of cgraph_create_edge.
19668 (optimize_inline_calls): Use TODO flags to update frequnecies.
19669 * passes.h: Include predict.h
19670 (init_optimization_passes): Move profile ahead.
19671 (execute_function_todo): Handle TODO_rebuild_frequencies.
19673 2007-02-09 Roger Sayle <roger@eyesopen.com>
19675 * config/alpha/alpha.c (emit_insxl): Force the first operand of
19676 the insbl or inswl pattern into a register.
19678 2007-02-09 Roger Sayle <roger@eyesopen.com>
19680 * config/ia64/ia64.md (bswapdi2): New define_insn.
19682 2007-02-09 Richard Henderson <rth@redhat.com>
19684 * config/i386/constraints.md (Ym): New constraint.
19685 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
19686 (movdi_1_rex64): Split sse and xmm general register moves from
19687 memory move alternatives. Use conditional register constraints.
19688 (movsf_1, movdf_integer): Likewise.
19689 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19690 (movdf_integer_rex64): New.
19691 (pushsf_rex64): Fix output constraints.
19692 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
19693 (sse2_stored): Likewise.
19694 (sse2_storeq_rex64): New.
19695 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
19696 amd and not generic.
19697 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
19698 for optimize_size. Remove SF/DFmode hack.
19700 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19702 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
19705 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
19706 Richard Sandiford <richard@codesourcery.com>
19708 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
19709 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
19710 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
19711 m68k/t-mlib to tmake_file.
19712 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
19713 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
19714 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
19715 Allow it to be cf or m68k. Set m68k_arch_family. If that
19716 variable is not empty, add t-$m68k_arch_family to tmake_file.
19717 Add t-mlibs to tmake_file.
19718 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
19719 * config/m68k/t-cf: New file.
19720 * config/m68k/t-m68k: Likewise.
19721 * config/m68k/t-mlibs: Likewise.
19722 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19723 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19724 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19725 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19726 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
19728 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
19729 (INSTALL_LIBGCC): Delete.
19730 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19731 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19732 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19733 (M68K_MLIB_CPU): Define.
19734 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19735 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19736 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
19738 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
19739 Richard Guenther <rguenther@suse.de>
19741 PR middle-end/23361
19742 * fold-const.c (fold_comparison): Handle obfuscated comparisons
19743 against INT_MIN/INT_MAX.
19744 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
19745 file if a loop is removed.
19747 2007-02-09 Joseph Myers <joseph@codesourcery.com>
19749 * calls.c (store_one_arg): Pass correct alignment to
19750 emit_push_insn for non-BLKmode values.
19751 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
19752 unaligned stack slot via a suitably aligned slot.
19754 2007-02-08 DJ Delorie <dj@redhat.com>
19756 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
19758 (legal_subregs): Use unsigned char, make const.
19759 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
19761 2007-02-08 Paul Brook <paul@codesourcery.com>
19763 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
19764 special interworking needed.
19766 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
19768 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
19769 conditional to __SSE2__.
19770 (Entries below should have been added to first ChangeLog
19771 entry for amdfam10 dated 2007-02-05)
19772 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
19774 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
19776 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
19779 2007-02-08 DJ Delorie <dj@redhat.com>
19781 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
19782 * config/m32c/m32c.c (legal_subregs): New.
19783 (m32c_illegal_subreg_p): New.
19784 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
19785 unsupported subregs of hard regs.
19787 2007-02-08 Jan Hubicka <jh@suse.cz>
19789 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
19790 the same one; always update histograms.
19792 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19794 * passes.c (init_optimization_passes): Tidy comment.
19796 2007-02-08 Roger Sayle <roger@eyesopen.com>
19798 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
19799 strip zero_extend, bswap and rotates from POCOUNT's argument.
19800 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
19801 zero_extend and rotates from PARITY's argument.
19802 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
19803 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
19804 of an integer constant at compile-time.
19806 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19809 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
19811 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
19814 * tree-ssa-live.c (remove_unused_locals): Do not remove
19815 TREE_ADDRESSABLE variables.
19816 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
19817 * tree-ssa-operands.c (add_virtual_operand): Remove argument
19818 FOR_CLOBBER. Update all users.
19819 If VAR has an associated alias set, add a virtual operand for
19820 it if no alias is found to conflict with the memory reference.
19822 2007-02-07 Jan Hubicka <jh@suse.cz>
19823 Robert Kidd <rkidd@crhc.uiuc.edu>
19825 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
19827 2007-02-07 Ian Lance Taylor <iant@google.com>
19829 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
19831 2007-02-07 Roger Sayle <roger@eyesopen.com>
19833 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
19834 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
19835 tablejumpdi, movsi_to_cr_one): Remove constraints from
19836 define_expand's match_operands.
19838 2007-02-07 Roger Sayle <roger@eyesopen.com>
19840 * global.c (compute_regsets): Move declatation of "i" inside of
19841 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
19843 2007-02-07 Jakub Jelinek <jakub@redhat.com>
19846 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
19847 of INDIRECT_REF <RESULT_DECL>.
19849 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
19851 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
19852 Kaz Kojima <kkojima@gcc.gnu.org>
19855 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
19857 (sh_initialize_trampoline): Add parentheses to avoid a warning.
19859 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
19861 * doc/loop.texi: Document possibility not to perform disambiguation
19862 of loops with multiple latches.
19863 * cfgloopmanip.c (alp_enum_p): Removed.
19864 (add_loop): Handle subloops. Use get_loop_body_with_size.
19865 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
19866 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
19867 the new forwarder block.
19868 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
19869 Handle the case latch is NULL.
19870 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
19871 modifications when marking loop exits.
19872 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
19874 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
19875 disambiguate_loops_with_multiple_latches.
19876 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
19877 before fix_loop_structure.
19878 * cfgloop.c: Include pointer-set.h and output.h.
19879 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
19880 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
19881 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
19882 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
19883 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
19884 disambiguate_multiple_latches, get_loop_body_with_size,
19885 disambiguate_loops_with_multiple_latches): New functions.
19886 (flow_loop_dump): Dump multiple latch edges.
19887 (flow_loop_nodes_find): Handle loops with multiple latches.
19888 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
19889 (glb_enum_p): Modified.
19890 (get_loop_body): Use get_loop_body_with_size.
19891 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
19892 (AVOID_CFG_MODIFICATIONS): New constant.
19893 (disambiguate_loops_with_multiple_latches, add_loop,
19894 get_loop_body_with_size): Declare.
19895 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
19897 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
19899 PR inline-asm/28686
19900 * global.c (compute_regsets): New function.
19901 (global_alloc): Refactored ELIMINABLE_REGSET
19902 and NO_GLOBAL_ALLOC_REGS computation out.
19903 (rest_of_handle_global_alloc): Call compute_regsets()
19904 for non-optimizing case.
19906 2007-02-06 Richard Henderson <rth@redhat.com>
19908 * config/i386/constraints.md (Y2): Rename from Y.
19909 (Yi): New constraint.
19910 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
19911 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
19912 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
19913 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
19914 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
19915 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
19916 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
19917 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
19918 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
19919 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
19920 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
19921 vec_extractv2si_1): Change Y constraints to Y2.
19922 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
19923 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
19924 Change Y constraints to Y2.
19925 (sse2_loadld): Change Y constraints to x.
19927 2007-02-06 Roger Sayle <roger@eyesopen.com>
19929 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
19930 (parity<mode>2): New define_expand using rs6000_emit_parity.
19931 * config/rs6000/rs6000.c (rs6000_emit_popcount,
19932 rs6000_emit_parity): New functions.
19933 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
19934 rs6000_emit_parity): Prototype here.
19936 2007-02-06 Ian Lance Taylor <iant@google.com>
19938 * lower-subreg.c (simple_move_operand): Reject CONST.
19939 (resolve_clobber): Call validate_change rather than directly
19940 assigning to XEXP (pat, 0).
19942 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19944 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
19945 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
19946 (tree-cfg.o): Remove hashtab.h dependency.
19948 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
19949 (struct ivopts_data): Change niters to pointer_map_t.
19950 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
19951 (niter_for_exit): Create pointer_map on demand. Change for
19953 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
19954 (free_loop_data): Destroy data->niters if created and reset field.
19955 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
19956 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
19958 * tree-ssa-reassoc.c: Include pointer-set.h.
19959 (bb_rank): Change to long *.
19960 (operand_rank): Change to pointer_map_t.
19961 (find_operand_rank): Return long, -1 if not found. Declare as inline.
19962 (insert_operand_rank): Accept long.
19963 (operand_entry_hash, operand_entry_eq): Remove.
19964 (get_rank): Return long. Adjust for changes above.
19965 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
19967 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
19969 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
19970 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
19971 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
19973 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
19974 directly since it cannot be NULL.
19975 (get_vi_for_tree): Rewrite for pointer_map API.
19976 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
19977 (init_alias_vars): Create vi_for_tree as pointer_map.
19978 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
19980 * tree-cfg.c: Don't include hashtab.h.
19981 (edge_to_cases): Declare as pointer_map.
19982 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
19984 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
19985 (start_recording_case_labels): Create edge_to_cases as pointer_map.
19986 (end_recoding_case_labels): Cleanup edge_to_cases manually before
19988 (record_switch_edge): Delete.
19989 (get_cases_for_edge): Adjust for pointer_map API, inline
19990 record_switch_edge (rewritten for new API), remove goto.
19992 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19994 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
19995 * tree-nested.c: Include pointer-set.h.
19996 (var_map_elt, var_map_eq, var_map_hash): Delete.
19997 (struct nesting_info): Remove GTY marker. Change the two htab_t's
19998 to pointer_map_t's.
19999 (nesting_info_bitmap_obstack): New.
20000 (lookup_field_for_decl): Adjust for pointer_map API.
20001 (lookup_tramp_for_decl): Adjust for pointer_map API.
20002 (get_nonlocal_debug_decl): Adjust for pointer_map API.
20003 (get_local_debug_decl): Adjust for pointer_map API.
20004 (convert_nl_goto_reference): Adjust for pointer_map API.
20005 (convert_nl_goto_receiver): Adjust for pointer_map API.
20006 (create_nesting_tree): Create outside GGC space. Create bitmap on
20007 the new obstack. Create field_map and var_map as pointer_maps.
20008 (free_nesting_tree): Adjust for changes to create_nesting_tree.
20010 (lower_nested_functions): Move root here, no need to NULL it.
20011 Initialize and release the obstack.
20013 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
20015 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
20016 Remove prototypes and make them non-static.
20017 (struct tree_int_map): Remove.
20018 * tree.h (struct tree_int_map): Move here, turning TO into an
20020 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
20022 * tree.h (TREE_COMPLEXITY): Remove.
20023 (struct tree_exp): Remove complexity field.
20024 * tree.c (build1_stat): Don't set it.
20026 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
20027 Victor Kaplansky <victork@il.ibm.com>
20029 * tree-vectorizer.c (vect_is_simple_use): Support induction.
20030 (vect_is_simple_reduction): Support reduction with induction as
20031 one of the operands.
20032 (vect_is_simple_iv_evolution): Fix formatting.
20033 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
20034 formatting. Don't mark induction phis for vectorization.
20035 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
20036 * tree-vect-transform.c (get_initial_def_for_induction): New function.
20037 (vect_get_vec_def_for_operand): Support induction.
20038 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
20040 (vectorizable_reduction): Support reduction with induction as one of
20042 (vectorizable_type_demotion): Use def-type of stmt argument rather
20043 than dummy def-type.
20045 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
20046 flag_tree_scev_cprop.
20047 * common.opt (tree-scev-cprop): New flag.
20049 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
20050 call to vect_get_new_vect_var.
20052 2007-02-06 Ira Rosen <irar@il.ibm.com>
20054 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
20055 vectype is not NULL.
20056 (vect_pattern_recog_1): Likewise.
20058 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20060 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
20061 (fold_negate_expr): Likewise.
20063 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
20066 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
20067 even if cv-qualification is the same.
20069 2007-02-05 Geoffrey Keating <geoffk@apple.com>
20071 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
20072 __enable_execute_stack on completion.
20074 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20076 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
20077 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
20078 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
20079 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
20080 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
20081 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
20082 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
20083 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
20085 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20087 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
20088 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
20089 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
20090 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
20091 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
20092 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
20093 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
20094 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
20095 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
20096 umuldi3_highpart_rex64, umulsi3_highpart_insn,
20097 umulsi3_highpart_zext, smuldi3_highpart_rex64,
20098 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
20099 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
20100 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
20101 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
20102 sqrtextenddfxf2_i387): Added amdfam10_decode.
20104 * config/i386/athlon.md (athlon_idirect_amdfam10,
20105 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
20106 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
20107 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
20108 athlon_ivector_store_amdfam10): New define_insn_reservation.
20109 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
20112 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20114 * config/i386/athlon.md (athlon_call_amdfam10,
20115 athlon_pop_amdfam10, athlon_lea_amdfam10): New
20116 define_insn_reservation.
20117 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
20118 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
20119 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
20121 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20123 * config/i386/athlon.md (athlon_sseld_amdfam10,
20124 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
20125 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
20127 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20129 * config/i386/athlon.md (athlon_sseins_amdfam10): New
20130 define_insn_reservation.
20131 * config/i386/i386.md (sseins): Added sseins to define_attr type
20132 and define_attr unit.
20133 * config/i386/sse.md: Set type attribute to sseins for insertq
20136 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20138 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
20139 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
20140 ssecomi_load_amdfam10, ssecomi_amdfam10,
20141 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
20142 define_insn_reservation.
20143 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
20145 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20147 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
20148 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
20149 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
20150 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
20151 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
20152 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
20153 define_insn_reservation.
20155 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
20156 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
20157 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
20158 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
20159 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
20161 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20163 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
20164 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
20165 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
20166 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
20167 athlon_ssemul_load_k8): Added amdfam10.
20169 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20171 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
20172 (x86_sse_unaligned_move_optimal): New variable.
20174 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
20176 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
20177 for unaligned vector SSE double/single precision loads for AMDFAM10.
20179 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20181 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
20182 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
20183 Define TARGET_CPU_DEFAULT_amdfam10.
20184 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
20185 (processor_type): Add PROCESSOR_AMDFAM10.
20187 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
20188 processor_type in config/i386/i386.h.
20189 Enable imul peepholes for TARGET_AMDFAM10.
20191 * config.gcc: Add support for --with-cpu option for amdfam10.
20193 * config/i386/i386.c (amdfam10_cost): New variable.
20194 (m_AMDFAM10): New macro.
20195 (m_ATHLON_K8_AMDFAM10): New macro.
20196 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
20197 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
20198 x86_promote_QImode, x86_integer_DFmode_moves,
20199 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20200 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
20201 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
20202 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
20203 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
20204 Enable/disable for amdfam10.
20205 (override_options): Add amdfam10_cost to processor_target_table.
20206 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
20207 processor_alias_table.
20208 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
20209 (ix86_adjust_cost): Add code for amdfam10.
20211 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20213 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
20214 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
20215 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
20216 * config/i386/i386.h: Add builtin definition for SSE4A.
20217 * config/i386/i386.md: Add support for ABM instructions
20218 (popcnt and lzcnt).
20219 * config/i386/sse.md: Add support for SSE4A instructions
20220 (movntss, movntsd, extrq, insertq).
20221 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
20222 Add -march=amdfam10 flag.
20223 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
20224 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
20226 * doc/extend.texi: Add documentation for SSE4A builtins.
20228 2007-02-05 Bob Wilson <bob.wilson@acm.org>
20230 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
20232 2007-02-05 Richard Guenther <rguenther@suse.de>
20234 * tree-vectorizer.h (vectorizable_function): Add argument type
20235 argument, change return type.
20236 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
20237 * tree-vect-transform.c (vectorizable_function): Handle extra
20238 argument, return vectorized function decl.
20239 (build_vectorized_function_call): Remove.
20240 (vectorizable_call): Handle calls with result and argument types
20241 differing. Handle loop vectorization factor correctly.
20242 * targhooks.c (default_builtin_vectorized_function): Adjust for
20244 * targhooks.h (default_builtin_vectorized_function): Likewise.
20245 * target.h (builtin_vectorized_function): Add argument type
20247 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
20248 extra argument, allow vectorizing of lrintf.
20249 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
20250 documentation of target hook.
20252 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
20255 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
20256 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
20257 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
20259 2007-02-05 Roger Sayle <roger@eyesopen.com>
20261 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
20262 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
20263 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
20264 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
20265 before canonicalizing sincos to cexpi.
20266 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
20268 2007-02-05 Roger Sayle <roger@eyesopen.com>
20270 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
20271 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
20272 (alpha_init_builtins): Use alpha_add_builtins to process tables.
20274 2007-02-05 Roger Sayle <roger@eyesopen.com>
20276 * mips-tfile.c (initialize_init_file): Correct endianness test.
20278 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
20280 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
20281 the 'y' constraint.
20283 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20285 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
20286 saves in a PARALLEL before the register assignments.
20288 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20290 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
20291 DWARF_FRAME_RETURN_COLUMN to be a general register.
20292 * dwarf2out.c (init_return_column_size): New function, split from...
20293 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
20294 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
20295 to be nongeneral registers.
20296 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
20298 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
20299 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
20301 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20303 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
20305 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20307 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
20308 (remove_path): Use can_remove_branch_p and remove_branch instead
20309 of loop_delete_branch_edge.
20310 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
20311 (tree_transform_and_unroll_loop): Remove dead branches immediately.
20312 Update profile using scale_dominated_blocks_in_loop.
20313 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
20314 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
20315 (can_remove_branch_p, remove_branch): Declare.
20316 * tree-cfg.c (tree_can_remove_branch_p): New function.
20317 (tree_cfg_hooks): Add tree_can_remove_branch_p.
20318 * cfgrtl.c (rtl_can_remove_branch_p): New function.
20319 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
20321 2007-02-05 Jan Hubicka <jh@suse.cz>
20323 PR middle-end/30696
20324 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
20325 nodes in cgraph, don't remove offline copy of the function.
20327 2007-02-04 Jan Hubicka <jh@suse.cz>
20329 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
20330 vectors might cause maybe_lookup_element_for_expr to be called
20331 on non-sra-candidate.
20333 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20335 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
20336 config/bfin/bfin.md, config/bfin/predicates.md: Follow
20337 spelling conventions.
20339 2007-02-04 Richard Guenther <rguenther@suse.de>
20341 PR middle-end/30636
20342 * fold-const.c (try_move_mult_to_index): Make sure to not
20343 overflow one dimension of a multi-dimensional array access.
20345 2007-02-04 Jan Hubicka <jh@suse.cz>
20347 * passes.c (init_optimization_passes): Reindent.
20349 2007-02-04 Jan Hubicka <jh@suse.cz>
20350 Eric Botcazou <ebotcazou@adacore.com>
20352 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
20353 (execute_fixup_cfg): Break out the abnormal goto code.
20354 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
20355 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
20356 (optimize_inline_calls): Call make_nonlocal_label_edges.
20358 2007-02-04 Jan Hubicka <jh@suse.cz>
20360 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
20361 true when something was changed.
20362 (rename_ssa_copies): When something was changed, do
20363 TODO_remove_unused_locals.
20364 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
20365 add TODO_remove_unused_locals when instruction was removed.
20367 2007-02-04 Jan Hubicka <jh@suse.cz>
20369 * ipa-inline.c (try_inline): Improve debug output; work on already
20371 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
20372 call try_inline for already inlined edges too when flattening;
20373 inline also functions that make callee growth but overall unit size
20376 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20378 * config/m32c/bitops.md, config/m32c/jump.md,
20379 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
20380 config/m32r/m32r.h, config/m32r/m32r.md,
20381 config/m32r/predicates.md, config/m68hc11/larith.asm,
20382 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
20383 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
20384 config/mips/mips-protos.h, config/mips/mips.c,
20385 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
20386 config/mn10300/mn10300.h, config/mn10300/predicates.md,
20387 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
20388 spelling conventions.
20390 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
20391 Follow spelling conventions.
20393 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
20395 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
20396 warn about C++0x compatibility.
20398 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20400 * config/h8300/h8300.c, config/h8300/h8300.h,
20401 config/h8300/h8300.md: Follow spelling conventions.
20403 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
20405 PR middle-end/30667
20406 * combine.c (try_combine): Do not substitute source operand
20407 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
20409 2007-02-03 Jan Hubicka <jh@suse.cz>
20411 PR gcov-profile/30650
20412 * value-prof.c (stringop_block_profile): Fix handling of size counter;
20413 do not divide by zero for never executed counters.
20414 (tree_find_values_to_profile): Fix counters.
20415 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
20417 2007-02-03 Ian Lance Taylor <iant@google.com>
20419 * lower-subreg.c (simple_move_operand): New static function,
20420 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
20422 (simple_move): Call simple_move_operand.
20423 (find_decomposable_subregs): Add special handling of MEMs.
20424 (can_decompose_p): Rename from cannot_decompose_p. Reverse
20425 meaning of return value. If we see a hard register, test whether
20426 it can store a word_mode value. Change all callers.
20428 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20430 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
20431 ftrapv insns and expanders.
20432 (subdi3): Change define_expand operand 1 to arith11_operand, and
20433 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
20434 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
20435 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
20438 PR middle-end/30174
20439 * varasm.c (notice_global_symbol): Treat global objects as weak when
20440 flag_shlib is true.
20442 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20444 * emit-rtl.c (dconstpi): Delete.
20445 (dconstsqrt2): New.
20446 (init_emit_once): Delete dconstpi and init dconstsqrt2.
20447 * real.h (dconstpi): Delete.
20448 (dconstsqrt2): New.
20449 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
20450 (fold_builtin_hypot): Likewise.
20452 2007-02-03 Tom Tromey <tromey@redhat.com>
20455 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
20456 -gcoff3, -gxcoff3, -gvms3 implies -dD.
20458 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
20460 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
20461 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
20462 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
20463 config/rs6000/cell.md, config/rs6000/darwin.h,
20464 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
20465 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
20466 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
20467 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
20468 typos. Follow spelling conventions.
20469 * doc/invoke.texi: Follow spelling conventions.
20471 2007-02-03 Roger Sayle <roger@eyesopen.com>
20473 * simplify-rtx.c (simplify_relational_operation_1): Implement some
20474 canonicalization transformations that attempt to simplify integer
20475 constant comparisons to become comparisons against zero.
20477 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20479 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
20481 * fold-const.c (fold_binary): Fix comment typos. Fold complex
20482 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
20484 2007-02-02 Mike Stump <mrs@apple.com>
20486 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
20487 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
20488 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
20489 generate a branch island.
20491 2007-02-02 Bob Wilson <bob.wilson@acm.org>
20493 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
20494 (xtensa_legitimate_address_p): New.
20495 (xtensa_legitimize_address): New.
20496 (xtensa_output_addr_const_extra): New.
20497 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
20499 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
20500 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
20501 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
20502 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
20503 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
20504 (xtensa_legitimize_address): New.
20505 (xtensa_output_addr_const_extra): New.
20507 2007-02-02 Steve Ellcey <sje@cup.hp.com>
20509 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
20511 2007-02-02 Ian Lance Taylor <iant@google.com>
20513 * expmed.c (expand_divmod): Add comment.
20515 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
20517 * emit-rtl.c (renumber_insns): Remove.
20518 * flags.h: Remove the extern for flag_renumber_insns.
20519 * rtl.h: Remove the prototype for renumber_insns.
20520 * toplev.c (flag_renumber_insns): Remove.
20522 2007-02-02 Hui-May Chang <hm.chang@apple.com>
20524 Revert for x86 darwin:
20525 2005-06-19 Uros Bizjak <uros@kss-loka.si>
20527 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
20528 code before the following patch under TARGET_MACHO.
20529 (ix86_function_value_regno_p): Likewise.
20531 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20533 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
20536 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20539 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
20540 loads to general or fp registers. Add comments.
20541 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
20543 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
20545 * pointer-set.c (insert_aux): Only return insertion slot.
20546 (pointer_set_insert): Adjust.
20547 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
20548 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
20549 pointer_map_traverse): New.
20550 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
20551 pointer_map_create, pointer_map_destroy, pointer_map_insert,
20552 pointer_map_contains, pointer_map_traverse): Declare.
20554 2007-02-02 Jakub Jelinek <jakub@redhat.com>
20556 PR middle-end/30473
20557 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
20558 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
20560 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20562 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
20564 (struct _dep): New type.
20565 (dep_t): New typedef.
20566 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
20567 (DEP_STATUS): New access macro. The macro with the same name was
20568 renamed to DEP_LINK_STATUS.
20569 (dep_init): Declare function
20571 (struct _dep_link): New type.
20572 (dep_link_t): New typedef.
20573 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
20574 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
20575 (DEP_LINK_STATUS): New macro.
20576 (debug_dep_links): New debug function.
20578 (struct _deps_list): New type.
20579 (deps_list_t): New typedef.
20580 (DEPS_LIST_FIRST): New access macro.
20581 (FOR_EACH_DEP_LINK): New cycle macro.
20582 (create_deps_list, free_deps_list, delete_deps_list): Declare
20584 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
20585 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
20586 (copy_deps_list_change_con): Ditto.
20588 (move_dep_link): Declare function.
20590 (struct _dep_node): New type.
20591 (dep_node_t): New typedef.
20592 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
20594 (struct haifa_insn_data.back_deps): New field to hold backward
20595 dependencies of the insn.
20596 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
20598 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
20599 Change its type to deps_list_t.
20600 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
20601 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
20602 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
20604 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
20606 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
20608 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
20610 (dep_cost): Declare.
20612 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
20613 (ds_to_dk, dk_to_ds): New functions.
20615 (init_dep_1): New static function.
20616 (init_dep): New function.
20617 (copy_dep): New static function.
20619 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
20621 (detach_dep_link): New static function.
20622 (move_dep_link): New function.
20624 (dep_links_consistent_p, dump_dep_links): New static functions.
20625 (debug_dep_links): New debugging function.
20627 (deps_obstack, dl_obstack, dn_obstack): New static variables.
20629 (alloc_deps_list, init_deps_list): New static functions.
20630 (create_deps_list): New function.
20631 (clear_deps_list): New static function.
20632 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
20633 (deps_list_consistent_p, dump_deps_list): New static functions.
20634 (debug_deps_list): New function.
20635 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
20637 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
20639 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
20640 use new scheduler dependencies lists.
20641 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
20642 (sched_analyze): Ditto. Initialize dependencies lists.
20643 (add_forw_dep, compute_forward_dependences): Update to use new
20644 scheduler dependencies lists.
20646 (init_dependency_caches): Init deps_obstack.
20647 (free_dependency_caches): Free deps_obstack.
20649 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
20650 new scheduler dependencies lists.
20651 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
20652 (add_back_forw_dep, delete_back_forw_dep): Ditto.
20654 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
20655 Update to use new scheduler dependencies lists.
20656 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
20657 (debug_dependencies): Ditto.
20658 (schedule_region): Update comments.
20660 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
20661 scheduler dependencies lists.
20662 (schedule_ebb): Update comments.
20664 * rtl.def (DEPS_LIST): Remove.
20666 * lists.c (unused_deps_list): Remove.
20667 (free_list): Update assertions.
20669 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
20670 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20672 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
20673 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20675 * haifa-sched.c (comments): Update.
20676 (insn_cost1): Remove. Inline the code into insn_cost ().
20677 (insn_cost): Update to use new scheduler dependencies lists. Move
20678 processing of the dependency cost to dep_cost ().
20679 (dep_cost): New function. Use it instead of insn_cost () when
20680 evaluating cost of the dependency. Use compatible interface to
20681 interact with the target.
20682 (priority): Update to use new scheduler dependencies lists.
20683 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
20684 with greater number of insns that depend on the insn.
20685 (schedule_insn): Update to use new scheduler dependencies lists. Add
20686 code to free backward dependencies lists. Inline and optimize code
20687 from resolve_dep () - see PR28071.
20688 (ok_for_early_queue_removal): Update to use new scheduler dependencies
20689 lists. Update call to targetm.sched.is_costly_dependence hook.
20691 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
20692 scheduler dependencies lists.
20694 (resolve_dep): Remove. Move the logic to schedule_insn ().
20695 (init_h_i_d): Initialize dependencies lists.
20697 (process_insn_depend_be_in_spec): Rename to
20698 process_insn_forw_deps_be_in_spec. Update to use new scheduler
20699 dependencies lists.
20700 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
20701 Update to use new scheduler dependencies lists.
20702 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
20704 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
20705 new scheduler dependencies lists.
20706 (build_intra_loop_deps): Ditto.
20708 * target.h (struct _dep): Declare to use in
20709 gcc_target.sched.is_costly_dependence.
20710 (struct gcc_target.sched.adjust_cost): Fix typo.
20711 (struct gcc_target.sched.is_costly_dependence): Change signature to
20712 use single dep_t parameter instead of an equivalent triad.
20713 (struct gcc_target.sched.adjust_cost_2): Remove.
20715 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
20717 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
20719 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
20721 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
20723 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
20724 (REG_DEP_TRUE): Document.
20726 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
20727 Change signature to correspond to the targetm.sched.adjust_cost hook.
20728 Update use in TARGET_SCHED_ADJUST_COST_2.
20729 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
20730 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
20731 new scheduler dependencies lists.
20732 (ia64_gen_check): Ditto.
20734 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
20735 scheduler dependencies lists.
20737 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
20738 signature to correspond to the targetm.sched.is_costly_dependence hook.
20739 (is_costly_group): Update to use new scheduler dependencies lists.
20741 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
20742 instead of INSN_COST () macro.
20744 2007-02-01 Ian Lance Taylor <iant@google.com>
20746 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
20748 2007-02-01 Guy Martin <gmsoft@gentoo.org>
20750 * pa.md (tp_load): Correct mfctl instruction syntax.
20752 2007-02-01 Geoffrey Keating <geoffk@apple.com>
20754 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
20755 altivec_padding_size calculation on AIX. Improve comment, add
20756 assert to verify that it's right.
20758 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
20761 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
20763 PR inline-asm/28686
20764 * global.c (global_alloc): Add mising initialization of
20767 2007-02-01 Roger Sayle <roger@eyesopen.com>
20769 * alias.c (init_alias_analysis): Correct whitespace.
20770 * bb-reorder.c (fix_edges_for_rarely_executed_code,
20771 partition_hot_cold_basic_blocks): Likewise.
20772 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
20773 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
20774 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
20775 fold_builtin_snprintf_chk, fold_builtin_printf,
20776 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
20777 do_mpfr_arg3, do_mpfr_sincos): Likewise.
20778 * cfgcleanup.c (cleanup_cfg): Likewise.
20779 * cfgexpand.c (tree_expand_cfg): Likewise.
20780 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
20781 * function.c (get_next_funcdef_no): Likewise.
20782 * gengtype.c (main): Likewise.
20783 * genmodes.c (main): Likewise.
20784 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
20785 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
20786 * ifcvt.c (noce_emit_move_insn): Likewise.
20787 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
20789 * stor-layout.c (get_best_mode): Likewise.
20790 * tree-ssa-loop-niter.c (get_val_for): Likewise.
20791 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
20792 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
20793 perform_var_substitution, solve_graph): Likewise.
20794 * tree-vrp.c (vrp_finalize): Likewise.
20796 2007-02-01 Ian Lance Taylor <iant@google.com>
20798 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
20799 high part of a paradoxical subreg, return a constant zero.
20801 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
20803 * toplev.c (lang_dependent_init): Call init_set_costs.
20804 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
20806 2007-02-01 Richard Guenther <rguenther@suse.de>
20808 PR middle-end/30656
20809 * fold-const.c (fold_negate_expr): Allow negating a
20810 constant if overflow does not change.
20812 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20814 * doc/c-tree.texi (Expression trees): Improve markup.
20815 * doc/tm.texi (Register Classes, Addressing Modes)
20816 (Floating Point): Fix spacing after abbreviations. Fix some
20819 2007-02-01 Ben Elliston <bje@au.ibm.com>
20821 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
20822 * doc/contrib.texi: Likewise.
20823 * doc/install.texi: Likewise.
20825 2007-01-31 Richard Henderson <rth@redhat.com>
20826 Ian Lance Taylor <iant@google.com>
20828 * lower-subreg.c: New file.
20829 * rtl.def (CONCATN): Define.
20830 * passes.c (init_optimization_passes): Add pass_lower_subreg and
20831 pass_lower_subreg2.
20832 * emit-rtl.c (update_reg_offset): New static function, broken out
20833 of gen_rtx_REG_offset.
20834 (gen_rtx_REG_offset): Call update_reg_offset.
20835 (gen_reg_rtx_offset): New function.
20836 * regclass.c: Revert patch of 2006-03-05, restoring
20838 (clear_reg_info_regno): New function.
20839 * dwarf2out.c (concatn_loc_descriptor): New static function.
20840 (loc_descriptor): Handle CONCATN.
20841 * common.opt (fsplit_wide_types): New option.
20842 * opts.c (decode_options): Set flag_split_wide_types when
20844 * timevar.def (TV_LOWER_SUBREG): Define.
20845 * rtl.h (gen_reg_rtx_offset): Declare.
20846 (reg_scan_update): Declare.
20847 * regs.h (clear_reg_info_regno): Declare.
20848 * tree-pass.h (pass_lower_subreg): Declare.
20849 (pass_lower_subreg2): Declare.
20850 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
20851 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
20852 -fsplit-wide-types.
20853 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
20854 * Makefile.in (OBJS-common): Add lower-subreg.o.
20855 (lower-subreg.o): New target.
20857 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20859 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
20861 2007-01-31 Anatoly Sokolov <aesok@post.ru>
20864 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
20866 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20868 PR middle-end/29335
20869 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
20871 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
20873 * cfgloop.h: Include vec-prim.h.
20874 (enum li_flags): Remove LI_ONLY_OLD.
20875 (loop_iterator): Changed.
20876 (fel_next, fel_init): Iterate over loop tree.
20877 (FOR_EACH_LOOP_BREAK): New macro.
20878 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
20880 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
20881 * modulo-sched.c (sms_schedule): Ditto.
20882 * tree-vectorizer.c (vectorize_loops): Ditto.
20883 * doc/loop.texi: Update information on loop numbering and behavior of
20884 FOR_EACH_LOOP wrto new loops.
20885 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
20886 add_to_evolution_1): Test nestedness of loops instead of comparing
20888 * tree-chrec.c (chrec_fold_plus_poly_poly,
20889 chrec_fold_multiply_poly_poly, chrec_evaluate,
20890 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
20891 reset_evolution_in_loop): Ditto.
20892 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
20894 2007-01-31 Dirk Mueller <dmueller@suse.de>
20896 * c-common.c (warn_about_parentheses): Separate warning about
20897 un-parenthized sequence of comparison operators from the one
20898 which is supposed to warn about x <= y <= z.
20900 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
20902 * optabs.h (enum optab_index): Add new OTI_isinf.
20903 (isinf_optab): Define corresponding macro.
20904 * optabs.c (init_optabs): Initialize isinf_optab.
20905 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
20907 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
20908 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
20910 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
20911 expand_builtin_interclass_mathfn.
20912 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
20913 * config/i386/i386.md (UNSPEC_FXAM): New constant.
20914 (fxam<mode>2_i387): New insn pattern.
20915 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
20916 built-in functions as x87 inline asm.
20918 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20920 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
20922 2007-01-30 Eric Christopher <echristo@apple.com>
20924 * config.gcc: Add geode.
20926 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20928 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
20929 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
20930 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
20931 value-prof.c: Fix comment typos.
20933 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20936 * doc/invoke.texi (Wpointer-arith): Document warning.
20938 2007-01-30 Janis Johnson <janis187@us.ibm.com>
20940 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
20941 the list of discrepancies from the draft TR.
20943 2007-01-30 Dirk Mueller <dmueller@suse.de>
20946 * doc/invoke.texi (-Wreturn-type): Update description to
20947 match new behavior.
20949 2007-01-30 Richard Sandiford <richard@codesourcery.com>
20951 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
20953 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
20955 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
20956 to handle optabs that operate on floating point input argument and
20957 output to integer output.
20958 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
20959 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
20960 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
20961 expand_builtin_interclass_mathfn ().
20962 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
20963 (ilogbsi2): Remove.
20964 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
20965 ilogbl built-in functions as x87 intrinsics.
20967 2007-01-30 Richard Guenther <rguenther@suse.de>
20969 PR middle-end/27657
20970 * dwarf2out.c (reference_to_unused): Query varpool if the
20971 variable was output.
20973 2007-01-30 Richard Guenther <rguenther@suse.de>
20975 PR middle-end/30313
20976 * passes.c (execute_one_pass): Reset in_gimple_form to not
20977 confuse non-unit-at-a-time mode.
20979 2007-01-29 Roger Sayle <roger@eyesopen.com>
20980 Richard Guenther <rguenther@suse.de>
20982 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
20983 avoid undefined behaviour on overflow. Use force_fit_type_double
20984 to construct the constant with the specified TREE_OVERFLOW.
20986 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20988 * config/dfp-bit.c: Add parameterized support for fp exceptions.
20989 * config/dfp-bit.h: Ditto.
20991 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20993 * c-decl.c (pop_scope): Replace warnings with call to
20994 warn_for_unused_label.
20995 * c-common.h (warn_for_unused_label): Declare.
20996 * c-common.c (warn_for_unused_label): Define.
20998 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21000 * tree-optimize.c (update_inlined_to_pointers): Delete unused
21003 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21005 * Makefile.in (USER_H): Remove decfloat.h.
21006 * ginclude/decfloat.h: Delete, moving contents to ...
21007 * ginclude/float.h: Add support for decimal floating point,
21008 guarded by __STDC_WANT_DEC_FP__.
21010 2007-01-29 Mike Stump <mrs@apple.com>
21012 * doc/gccint.texi (Top): Rename Loop Representation to Loop
21013 Analysis and Representation to resolve case insensitive conflict.
21014 * doc/loop.texi (Loop Analysis and Representation): Likewise.
21016 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
21018 * tree.h (struct tree_memory_tag): Add aliases member.
21019 (MTAG_ALIASES): New macro.
21020 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
21021 (add_may_alias): Remove pointer-set. Update for may_aliases being
21023 (mark_aliases_call_clobbered): Update for may_aliases being a
21025 (compute_tag_properties): Ditto.
21026 (create_partition_for): Ditto.
21027 (compute_memory_partitions): Ditto.
21028 (dump_may_aliases_for): Ditto.
21029 (is_aliased_with): Ditto.
21030 (add_may_alias_for_new_tag): Ditto.
21031 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
21032 (compute_is_aliased): New function.
21033 (compute_may_aliases): Call compute_is_aliased).
21034 (init_alias_info): Initialize alias_bitmap_obstack.
21035 (union_alias_set_into): New function.
21036 (compute_flow_sensitive_aliasing): Use union_aliases_into.
21037 (have_common_aliases_p): Rewrite to take two bitmaps and use
21039 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
21040 Update for bitmaps.
21041 (finalize_ref_all_pointers): Update for add_may_alias changes.
21042 (new_type_alias): Ditto.
21043 * tree-flow-inline.h (may_aliases): Return a bitmap.
21044 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
21045 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
21046 may_aliases being a bitmap.
21047 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
21048 may_aliases now returns a bitmap.
21049 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
21051 * tree-ssa-operands.c (add_virtual_operand): Update for
21052 may_aliases being a bitmap.
21054 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
21056 PR tree-optimization/30630
21057 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
21058 variable as changed.
21060 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
21063 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
21064 expanded only once even if an error occurs.
21066 2007-01-29 Ben Elliston <bje@au.ibm.com>
21068 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
21069 (__gcov_average_profiler): Likewise.
21070 (__gcov_ior_profiler): Likewise.
21071 (__gcov_merge_ior): Likewise.
21073 2007-01-28 Jan Hubicka <jh@suse.cz>
21075 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
21076 * value-prof.c (stringop_block_profile): Likewise.
21078 2007-01-28 Jan Hubicka <jh@suse.cz>
21080 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
21081 Add variant handling histograms; add wrapper.
21082 (clear_storage_via_libcall): Export.
21083 (emit_block_move_hints): Break out from ...; add histograms.
21084 (emit_block_move): ... this one.
21085 (clear_storage_hints): Break out from ...; add histograms.
21086 (clear_storage): ... this one.
21087 (set_storage_via_memset): Handle histogram.
21088 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
21089 (clear_storage_hints, clear_storage_via_libcall): Declare.
21090 (set_storage_via_setmem): Update prototype.
21091 * doc/md.texi (movmem, setmem): Document new arguments.
21093 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
21094 Add new histograms.
21095 (stringop_block_profile): New global function.
21096 (tree_stringops_values_to_profile): Profile block size and alignment.
21097 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
21099 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
21100 (stringop_block_profile): Declare.
21101 * builtins.c: Include value-prof.h.
21102 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
21103 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
21104 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
21105 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
21106 * profile.c (instrument_values): Add new counters.
21107 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
21109 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
21110 (tree_init_edge_profiler): Build new profilers.
21111 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
21112 (pass_tree_profile): Add dump.
21113 (tree_profile_hooks): Update.
21114 * Makefile.in (LIBGCOV): Add new constants.
21115 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
21116 __gcov_ior_profiler): New.
21117 * i386.md (movmem/setmem expanders): Add new optional arguments.
21119 2007-01-28 David Edelsohn <edelsohn@gnu.org>
21121 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
21123 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21125 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
21126 (tree_unswitch_single_loop): Pass eni_size_weights to
21127 tree_num_loop_insns.
21128 * tree-ssa-loop-manip.c: Include tree-inline.h.
21129 (can_unroll_loop_p): Pass eni_size_weights to
21130 tree_num_loop_insns.
21131 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
21132 Pass eni_size_weights to estimate_num_insns.
21133 * tree.h (init_inline_once): Export.
21134 * toplev.c (backend_init): Call init_inline_once.
21135 * cgraphunit.c (cgraph_process_new_functions,
21136 cgraph_analyze_function): Pass eni_inlining_weights to
21137 estimate_num_insns.
21138 * ipa-inline.c (compute_inline_parameters): Ditto.
21139 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
21140 to estimate_num_insns.
21141 (try_unroll_loop_completely): Pass eni_size_weights to
21142 tree_num_loop_insns.
21143 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
21144 ot estimate_num_insns.
21145 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
21146 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
21147 * tree-inline.c (eni_inlining_weights, eni_size_weights,
21148 eni_time_weights): New variables.
21149 (init_inline_once): Initialize them.
21150 (struct eni_data): Mew.
21151 (estimate_num_insns_1, estimate_num_insns): Use weights.
21152 * tree-inline.h (struct eni_weights_d): New.
21153 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
21154 (estimate_num_insns): Declaration changed.
21155 * cfgloop.h (tree_num_loop_insns): Declaration changed.
21156 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
21157 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
21159 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21161 * tree-data-ref.c (conflict_fn): Assert that the number of affine
21162 relations in the conflict function is valid.
21164 2007-01-27 Ian Lance Taylor <iant@google.com>
21166 * common.opt: Add fstrict-overflow.
21167 * opts.c (decode_options): Set flag_strict_overflow if -O2.
21168 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
21169 (TYPE_OVERFLOW_UNDEFINED): Define.
21170 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
21172 * tree.h (TYPE_TRAP_SIGNED): Don't define.
21173 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
21174 (fold_negate_expr): Likewise.
21175 (make_range): Likewise.
21176 (extract_muldiv_1): Likewise.
21177 (maybe_canonicalize_comparison): Likewise.
21178 (fold_comparison): Likewise.
21179 (fold_binary): Likewise.
21180 (tree_expr_nonnegative_p): Likewise.
21181 (tree_expr_nonzero_p): Likewise.
21182 * tree-vrp.c (compare_values): Likewise.
21183 (extract_range_from_binary_expr): Likewise.
21184 (extract_range_from_unary_expr): Likewise.
21185 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
21187 (nowrap_type_p): Likewise.
21188 * tree-scalar-evolution.c (simple_iv): Likewise.
21189 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
21190 (build_range_check): Likewise.
21191 (extract_muldiv_1): Likewise.
21192 (fold_comparison): Likewise.
21193 * tree-vrp.c (vrp_int_const_binop): Likewise.
21194 (extract_range_from_unary_expr): Likewise.
21195 * convert.c (convert_to_integer): Likewise.
21196 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
21197 (fold_comparison): Likewise.
21198 (fold_binary): Likewise.
21199 * optabs.c (optab_for_tree_code): Likewise.
21200 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
21201 * simplify-rtx.c (simplify_const_relational_operation): Check
21202 flag_strict_overflow and flag_trapv.
21203 (simplify_const_relational_operation): Likewise.
21204 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
21205 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
21208 2007-01-27 Roger Sayle <roger@eyesopen.com>
21210 * tree.c (tree_fold_gcd): Delete.
21211 * tree.h (tree_fold_gcd): Remove prototype.
21212 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
21213 test whether one constant integer is a multiple of another. Instead
21214 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
21215 * fold-const.c (multiple_of_p): We've determined both TOP and
21216 BOTTOM are integer constants so we can call int_const_binop directly
21217 instead of the more generic const_binop.
21219 2007-01-27 Roger Sayle <roger@eyesopen.com>
21221 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
21222 1*X check that the constant hasn't overflowed, to preserve the
21224 (round_up): Provide an efficient implementation when rouding-up an
21225 INTEGER_CST to a power-of-two.
21227 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21229 * doc/sourcebuild.texi: Add comma for clarity.
21230 * doc/extend.texi: Fix some typos.
21231 * doc/passes.texi: Likewise.
21232 * doc/cppinternals.texi: Likewise.
21233 * doc/c-tree.texi: Likewise.
21234 * doc/tree-ssa.texi: Likewise.
21235 * doc/install.texi: Likewise.
21237 2007-01-27 Jan Hubicka <jh@suse.cz>
21239 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
21240 (pass_sra): Do not require alias information.
21241 * passes.c (init_optimization_passes): Add SRA
21243 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
21245 * tracer.c (rest_of_handle_tracer): We already cleaned
21246 up the CFG in tracer() so don't do it here again.
21247 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
21248 cleanup_cfg here, either. And don't call renumber_insns.
21250 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
21251 and BB_HEAD are in the insn stream here. Instead make sure
21252 that BB_INSN is valid on all insns. Also, do check here that
21253 there are no pending branch predictions...
21254 (rtl_verify_flow_info): ...instead of doing it here. Checks
21255 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
21258 2007-01-26 Roger Sayle <roger@eyesopen.com>
21260 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
21261 function to simplify/factorize operand order canonicalization.
21262 (ix86_fixup_binary_operands): Reorganize using the above function.
21263 (ix86_binary_operator_ok): Likewise.
21265 2007-01-27 Jakub Jelinek <jakub@redhat.com>
21267 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
21268 file scope from optimize_attrs.
21269 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
21271 (optimize_attrs): Clear insn_code_values after freeing it.
21273 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21275 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
21276 a parts.base assignment.
21278 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21280 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
21281 (compute_subscript_distance, initialize_data_dependence_relation,
21282 finalize_ddr_dependent, analyze_ziv_subscript,
21283 analyze_siv_subscript_cst_affine,
21284 compute_overlap_steps_for_affine_univar,
21285 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
21286 analyze_siv_subscript, analyze_miv_subscript,
21287 analyze_overlapping_iterations, subscript_dependence_tester_1,
21288 compute_self_dependence, free_dependence_relation): Work
21289 with affine_fn instead of chrecs.
21290 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
21291 common_affine_function, affine_function_base,
21292 affine_function_constant_p, affine_fn_op, affine_fn_plus,
21293 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
21294 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
21295 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
21296 (all_chrecs_equal_p): Removed.
21297 * tree-data-ref.h (affine_fn, conflict_function): New types.
21298 (struct subscript): Change type of conflicting_iterations_in_a
21299 and conflicting_iterations_in_b.
21301 2007-01-26 Steve Ellcey <sje@cup.hp.com>
21304 * config/pa/pa.h (TARGET_HPUX_11): New.
21305 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
21306 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
21308 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
21309 Richard Guenther <rguenther@suse.de>
21311 * tree-ssa-structalias.c (solve_graph): Handle case
21312 we merged the variable to another.
21314 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21316 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
21319 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
21320 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
21322 2007-01-25 DJ Delorie <dj@redhat.com>
21324 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
21325 allow changes to modes which don't fit in those registers.
21327 * reload1.c (choose_reload_regs): Check for invalid subregs before
21328 computing their locations, not after.
21330 2007-01-25 Geoffrey Keating <geoffk@apple.com>
21333 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
21334 save Altivec registers in an eh_return function.
21335 (compute_vrsave_mask): Likewise.
21336 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
21337 for saving Altivec registers.
21338 (rs6000_emit_prologue): Don't allocate stack twice in
21339 eh_return function. Correct expected value of altivec_save_offset
21340 when using save_world. Describe save of R0 to stack when using
21341 save_world. Describe stack pointer adjustment when using
21342 save_world. Remove duplicated eh_return parameter register saving.
21343 Update sp_offset variable after save_world.
21344 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
21346 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
21347 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
21350 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21352 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
21354 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21357 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
21358 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
21360 2007-01-25 Richard Guenther <rguenther@suse.de>
21362 * doc/invoke.texi (-Wcoverage-mismatch): Document.
21363 * common.opt (-Wcoverage-mismatch): New warning option.
21364 * coverage.c (get_coverage_counts): Ignore coverage mismatch
21365 if -Wcoverage-mismatch is given.
21367 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
21369 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
21370 (ipcp_driver): Change to static definition.
21371 Add dumping of the ifunctions.
21372 (constant_val_insert): Remove unused parameter. Support for SSA.
21373 (ipcp_propagate_const): Support for SSA.
21374 (ipcp_profile_bb_print): Print only analyzed nodes.
21375 (ipcp_replace_map_create): Remove support for Fortran constant
21377 * ipa-prop.c (ipa_method_modify_stmt,
21378 ipa_callsite_compute_param): Support for SSA.
21379 * ipa-prop.h (ipcp_driver): Remove declaration.
21380 (IS_VALID_TREE_MAP_INDEX): Add define.
21382 2007-01-24 Geoffrey Keating <geoffk@apple.com>
21384 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
21386 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21388 PR middle-end/30447
21389 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
21390 constant argument to cabs and do it without checking for
21391 -funsafe-math-optimizations.
21393 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
21395 * c-common.h (RID_FIRST_CXX0X): New.
21396 (RID_LAST_CXX0X): New.
21397 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
21399 * c.opt (Wc++0x-compat): New.
21400 * doc/invoke.texi (-Wc++0x-compat): Document.
21402 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21404 * builtins.c (fold_builtin_carg): New.
21405 (fold_builtin_1): Use it.
21407 2007-01-24 Jan Hubicka <jh@suse.cz>
21409 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
21411 * ipa-inline.c (initial_insns, max_insns): Delete.
21412 (compute_max_insns): New function.
21413 (cgraph_decide_inlining_of_small_function): Use it; take minimal
21414 amount of insns as base for code growth.
21415 (cgraph_decide_inlining): Make initial_insns local; do not compute
21417 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
21418 * doc/invoke.texi (inline-unit-growth): Update docs.
21420 2007-01-24 Jakub Jelinek <jakub@redhat.com>
21422 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
21423 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
21424 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
21425 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
21426 for CPUs that have PTA_CX16 set.
21428 PR middle-end/27416
21429 * gimplify.c (omp_check_private): New function.
21430 (gimplify_scan_omp_clauses): Use it for
21431 firstprivate/lastprivate/reduction.
21433 PR middle-end/30494
21434 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
21435 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
21437 PR middle-end/30421
21438 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
21439 If lower_lastprivate_clauses emits some statements, append them
21440 to dlist rather than body_p and to body_p append an initializer.
21441 (lower_omp_for): Adjust caller.
21443 2007-01-24 Steve Ellcey <sje@cup.hp.com>
21445 * target.h (globalize_decl_name): New.
21446 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
21447 * output.h (default_globalize_decl_name): New.
21448 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
21450 (globalize_decl): Ditto.
21451 (default_globalize_decl_name): New.
21452 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
21453 (ia64_handle_version_id_attribute): New.
21454 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
21455 (ia64_asm_output_external): Use globalize_decl_name instead
21456 of globalize_label.
21457 * doc/extend.texi (version_id): New pragma.
21458 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
21460 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21462 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
21463 _uleb128_t and _Unwind_SWord with _sleb128_t.
21464 * unwind-dw2.c (extract_cie_info, execute_stack_op,
21465 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
21467 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
21468 * unwind-pe.h (read_uleb128, read_sleb128,
21469 read_encoded_value_with_base): Likewise.
21470 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
21472 2007-01-24 Richard Guenther <rguenther@suse.de>
21474 * builtins.c (expand_builtin_cexpi): Get the fndecl
21475 for cexp in the correct way.
21477 2007-01-24 Jan Hubicka <jh@suse.cz>
21479 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
21482 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21484 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
21485 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
21486 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
21487 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
21488 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
21489 __SIZEOF_PTRDIFF_T__.
21490 * doc/cpp.texi: Documentation for the new builtin macros added.
21492 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
21494 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
21495 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
21496 instead of operands[2] to avoid access past the end of array.
21498 2007-01-24 Richard Sandiford <richard@codesourcery.com>
21500 * reload1.c (emit_reload_insns): Pass the reload register
21501 for a non-spill output reload through forget_old_reloads_1.
21503 2007-01-23 Joseph Myers <joseph@codesourcery.com>
21505 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21506 _SOFT_DOUBLE if doubles use software floating-point.
21507 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
21508 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
21509 * config/rs6000/darwin-ldouble.c: Also compile functions for
21510 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
21511 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
21512 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
21513 commented-out long double override.
21514 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
21515 * config/rs6000/eabispe.h: Likewise.
21516 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
21517 long double for non-SPE.
21518 (rs6000_handle_option): Likewise.
21519 (invalid_e500_subreg): Disallow more subregs involding DImode,
21520 DFmode, TImode or TFmode.
21521 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
21523 (legitimate_lo_sum_address_p): Also check for TFmode for E500
21525 (rs6000_legitimize_address): Also handle TFmode for E500 double.
21526 (rs6000_legitimize_reload_address): Also handle TFmode for E500
21528 (rs6000_legitimate_address): Also check for TFmode for E500
21530 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
21531 (spe_build_register_parallel): Handle TFmode and TCmode.
21532 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
21534 (function_arg): Handle TFmode and TCmode for E500 double.
21535 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
21537 (print_operand): Handle TFmode and TImode for %y.
21538 (rs6000_generate_compare): Handle TFmode comparisons for E500
21540 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
21541 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
21542 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
21543 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
21544 TFmode for E500 double.
21545 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
21546 (floatsidf2): Enable for E500 double.
21547 (movtf_softfloat): Use rs6000_nonimmediate_operand.
21548 (extenddftf2): Change to extenddftf2_fprs.
21549 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
21550 depending on TARGET_E500_DOUBLE.
21551 (extendsftf2): Enable for E500 double.
21552 (trunctfdf2): Enable for E500 double.
21553 (trunctfsf2): Change to trunctfsf2_fprs.
21554 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
21555 depending on TARGET_E500_DOUBLE.
21556 (floatsitf2): Enable for E500 double.
21557 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
21558 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
21559 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
21560 (negtf2): Change to negtf2_internal.
21561 (negtf2): New expander.
21562 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
21563 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
21564 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
21565 (movdi_internal32): Use rs6000_nonimmediate_operand.
21566 (unnamed splitter): Likewise.
21567 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
21568 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
21569 (SPE64TF, DITI): New mode macros.
21570 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
21573 (frob_<mode>_di_2): New.
21574 (frob_tf_di_8_2): New.
21575 (frob_di_df): Change to frob_di_<mode>; allow more modes.
21577 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
21579 (frob_ti_<mode>_8_2): New.
21580 (frob_ti_tf_2): New.
21581 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
21582 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
21584 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
21585 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
21586 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
21587 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
21588 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
21589 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
21592 2007-01-23 Ian Lance Taylor <iant@google.com>
21594 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
21596 (OBJS-archive): Reformat, alphabetize.
21597 (OBJS): Change out_object_file to OBJS-md.
21599 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
21601 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
21602 JUMP_P and CALL_P predicates where applicable.
21603 * config/i386/i386.c: Ditto.
21604 * config/i386/i386.md: Ditto.
21605 * config/i386/mmx.md: Ditto.
21606 * config/i386/predicates.md: Ditto.
21608 2007-01-22 Andreas Schwab <schwab@suse.de>
21610 * config/m68k/m68k.h: Fix comment.
21612 2007-01-22 Jan Hubicka <jh@suse.cz>
21614 * passes.c (init_optimization_passes): Do not rerun
21615 pass_early_warn_uninitialized.
21617 2007-01-22 Richard Guenther <rguenther@suse.de>
21619 PR tree-optimization/30038
21620 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
21622 (execute_cse_sincos_1): Likewise.
21623 (execute_cse_sincos): Likewise.
21624 (gate_cse_sincos): Likewise.
21625 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
21626 the cexpi() canonicalization of sincos().
21627 * tree-pass.h (pass_cse_sincos): Declare.
21628 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
21630 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
21632 PR rtl-optimization/29329
21633 * combine.c (replaced_rhs_insn): Rename to i2mod.
21634 (replaced_rhs_value): Rename to i2mod_new_rhs.
21635 (i2mod_old_rhs): New global variable.
21636 (combine_instructions): Adjust for above change. Save a copy of
21637 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
21638 note are substituted in the second instruction.
21639 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
21640 ditch the note if it pertains to the second eliminated register
21641 and this register is mentioned in i2mod_old_rhs.
21644 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
21646 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
21647 the insn to which the note was originally attached.
21649 2007-01-21 Jan Hubicka <jh@suse.cz>
21651 * ipa-inline.c (inlining_mode): Comment, move up.
21652 (cgraph_decide_inlining_incrementally): Do not perform inlining
21653 itself; fix handling of flattening of self recursive functions.
21654 (cgraph_find_cycles): Remove.
21655 (cgraph_flatten_node): Remove.
21656 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
21657 (try_inline): New function.
21658 (cgraph_early_inlining): Update call of
21659 cgraph_decide_inlining_incrementally. Apply inlining here.
21660 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
21662 2007-01-21 Dirk Mueller <dmueller@suse.de>
21665 * tree-vrp.c (check_array_bounds): do not warn
21666 about ADDR_EXPR's of ARRAY_REF's which are immediately
21667 used in binary expressions.
21669 2007-01-21 Ira Rosen <irar@il.ibm.com>
21671 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
21672 read_write_dep and macros for its access.
21673 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
21674 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
21675 argument, call vect_check_interleaving for every independent pair of
21676 data-refs. Mark loads that access the same memory location as a store
21678 (vect_check_dependences): Remove.
21679 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
21680 call, fix the call to vect_analyze_data_ref_dependence.
21681 (vect_analyze_data_ref_access): For statements that access the same
21682 data-ref, check that they are not stores; for loads, check that there
21683 is no store that access the same location.
21685 2007-01-20 Roger Sayle <roger@eyesopen.com>
21686 Joseph Myers <joseph@codesourcery.com>
21688 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
21689 (-fdump-rtl-stack): Likewise.
21690 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
21691 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
21692 (-mpt-fixed): Use @minus{} for minus sign.
21693 (Using Precompiled Headers): Fix under/overfull hbox.
21695 2007-01-20 Jan Hubicka <jh@suse.cz>
21697 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
21698 place within annotation.
21700 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21702 * pa.c (output_move_double): Change array size of xoperands to 4.
21704 2007-01-20 Jan Hubicka <jh@suse.cz>
21706 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
21709 2007-01-19 Ian Lance Taylor <iant@google.com>
21711 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
21712 constant to unsigned HOST_WIDE_INT before negating.
21714 2007-01-19 Ian Lance Taylor <iant@google.com>
21716 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
21718 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
21719 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21720 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
21721 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
21722 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21723 (realloc_vdef, realloc_vuse): Change second parameter to
21725 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
21726 fields to unsigned.
21727 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
21728 unsigned. Change x and lim locals to unsigned.
21729 (realloc_vdef, realloc_vuse): Change num_elem parameter to
21731 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
21732 (copy_virtual_operands): Change i and n locals to unsigned.
21734 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21736 PR middle-end/29335
21737 * builtins.c (fold_builtin_1): Handle builtin fdim.
21739 2007-01-20 Jan Hubicka <jh@suse.cz>
21741 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
21742 * tree-ssa-structalias.c (compute_points_to_sets): Do call
21743 init_alias_heapvars.
21744 (init_alias_heapvars): Initialize only when not already initialized.
21745 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
21747 2007-01-19 Roger Sayle <roger@eyesopen.com>
21749 * common.opt (fsigned-zeros): New command line option.
21750 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
21751 of flag_unsafe_math_optimizations.
21752 * opts.c (set_fast_math_flags): The -ffast-math command line option
21753 implies -fno-signed-zeros.
21754 (fast_math_flags_set_p): Likewise.
21756 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
21757 the documentation of -ffast-math appropriately. Wrap long lines.
21759 2007-01-19 Steve Ellcey <sje@cup.hp.com>
21761 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
21762 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
21764 2007-01-19 Tomas Bily <tbily@suse.cz>
21766 * cgraphunit.c (cgraph_finalize_function): Updating of pid
21768 (tree_init_ic_make_global_vars): New function
21769 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
21770 (tree_gen_ic_profiler): New function
21771 (tree_gen_ic_func_profiler): New function
21772 (tree_profiling): Added calling of tree_gen_ic_func_profiler
21773 (tree_profile_hooks): Added hook for indirec/virtual calls
21774 * value-prof.c (tree_find_values_to_profile): New case for
21776 (tree_values_to_profile): Call for determining indirect/virtual
21778 (tree_indirect_call_to_profile): New function
21779 (tree_ic_transform): New function
21780 (tree_ic): New function
21781 (find_func_by_pid): New function
21782 (init_pid_map): New function
21783 (tree_value_profile_transformations): Added check for
21784 indirect/virtual call transformation
21785 * value-prof.h (enum hist_type): New counter type for
21786 indirect/virtual calls
21787 (profile_hooks): Added new hook for profiling indirect/virtual
21789 * profile.c (instrument_values): New case for indirect/virtual
21791 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
21792 (GCOV_COUNTER_V_INDIR): New counter type
21793 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
21794 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
21796 * cgraph.c: Definition of cgraph_max_pid
21797 (cgraph_create_node): Default init of pid attribute
21798 * cgraph.h: Declaration of cgraph_max_pid
21799 (struct cgraph_node): Added pid attribute
21800 * libgcov.c (__gcov_indirect_call_profiler): New function
21801 (__gcov_one_value_profiler_body): New function
21802 (__gcov_one_value_profiler): Body was moved to
21803 __gcov_one_value_profiler_body and calls it
21805 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
21807 * doc/gty.texi (Options): Document the mark_hook option to GTY.
21808 * gengtype.c (write_types_data, write_func_for_structure,
21809 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
21810 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
21811 (walk_type, write_func_for_structure): Generate the mark_hook if
21814 2007-01-19 Jan Hubicka <jh@suse.cz>
21816 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
21817 'early' argument take inlining mode argument specifying whether to
21818 inline for size/speeed or all functions; add support for flattening;
21820 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
21822 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21825 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
21826 the name of the declared identifier.
21828 2007-01-19 Dirk Mueller <dmueller@suse.de>
21830 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
21831 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
21832 duplicate evaluation.
21834 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21836 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
21837 Macroize expander using X87MODEF12 mode macro. Extend operand 1
21838 to XFMode, use acosxf2 and truncate result to requested mode.
21839 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21840 (asin<mode>2): Similarly, with asin expanders.
21841 (*fscalexf4_i387): Rename from *fscalexf4.
21842 (expNcorexf3): New expander.
21843 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
21844 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
21845 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
21846 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
21847 patterns for SSE math.
21848 (exp10<mode>2): Similarly, with exp10 expanders.
21849 (exp2<mode>2): Similarly, with exp2 expanders.
21850 (expm1<mode>2): Similarly, with expm1 expanders.
21851 (ldexp<mode>3): Similarly, with ldexp expanders.
21852 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
21853 Use gen_truncxf<mode>2_i387_noop to truncate result.
21855 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21857 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
21858 for ColdFire targets.
21860 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
21861 Richard Sandiford <richard@codesourcery.com>
21863 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
21864 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
21865 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
21866 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
21867 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21868 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21870 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21872 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
21873 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
21874 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
21875 (*adddi_dilshr32_cf): New pattern.
21876 (adddi3, subdi3): Remove first alternatives.
21878 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21880 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
21881 implemented using move.l, do not use its cc result for floating-point
21884 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21886 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
21887 from accepting 's' constraints if flag_pic.
21889 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21891 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
21892 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
21893 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
21894 condition from TARGET_68881 to TARGET_HARD_FLOAT.
21896 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
21898 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
21899 ColdFire alternatives.
21900 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
21901 * config/m68k/m68k.md (clzsi2): Define for ColdFire
21902 architectures that support ff1 instruction.
21904 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21905 Julian Brown <julian@codesourcery.com>
21907 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
21908 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
21909 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
21912 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21914 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
21916 (output_move_const_into_data_reg, output_move_simode_const): Delete.
21917 * config/m68k/m68k.c (const_method, const_int_cost): Take a
21918 HOST_WIDE_INT instead of an rtx.
21919 (m68k_rtx_costs): Update call accordingly.
21920 (output_move_const_into_data_reg): Likewise. Fix formatting.
21921 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
21923 (output_move_simode_const): Update calls after above changes.
21924 Rework to use automatic variables and predicates like MEM_P.
21925 * config/m68k/m68k.md (pushexthisi_const): Update call to
21928 2007-01-19 Dirk Mueller <dmueller@suse.de>
21930 * tree-ssa-alias.c (perform_var_substitution): Fix typo
21931 in dump_flags test.
21933 2007-01-19 Richard Guenther <rguenther@suse.de>
21935 * builtins.c (expand_builtin_cexpi): Fall back to expanding
21936 via cexp in case sincos is not available.
21938 2007-01-19 Richard Guenther <rguenther@suse.de>
21940 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
21941 * defaults.h (TARGET_HAS_SINCOS): Default to off.
21942 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
21943 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
21944 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
21945 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
21946 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
21947 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
21949 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21951 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
21953 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
21954 (atan2xf3): Directly generate RTL pattern.
21955 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
21956 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21957 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21958 disable patterns for SSE math.
21959 (atan<mode>2): Rename from atansf2 and atandf2 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.
21964 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
21966 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
21968 2007-01-18 Roger Sayle <roger@eyesopen.com>
21970 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
21971 VIEW_CONVERT_EXPR to the same type as it's operand.
21973 2007-01-18 David Edelsohn <edelsohn@gnu.org>
21975 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
21976 configured for long double 128.
21978 2007-01-18 Mike Stump <mrs@apple.com>
21980 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
21983 2007-01-18 Michael Meissner <michael.meissner@amd.com>
21985 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
21988 2007-01-18 Jan Hubicka <jh@suse.cz>
21990 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
21991 greater than NUM_VOP_FREE_BUCKETS.
21993 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
21995 * tree-ssa-structalias.c: Update comments.
21996 (ptabitmap_obstack): Removed.
21997 (pta_obstack): New.
21998 (oldpta_obstack): Ditto.
21999 (stats): Add a few members.
22000 (struct variable_info): Remove node, complex, address_taken, and
22001 indirect_target members. Add oldsolution member.
22002 (new_var_info): Do not initialize removed members.
22003 (constraint_expr_type): Remove INCLUDES.
22004 (constraint_graph): Add size, implicit_preds, rep,
22005 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
22006 (FIRST_REF_NODE): New macro.
22007 (LAST_REF_NODE): Ditto.
22008 (FIRST_ADDR_NODE): Ditto.
22009 (find): New function.
22011 (dump_constraint): Do not handle INCLUDES.
22012 (insert_into_complex): Do not insert duplicate constraints.
22013 (condense_varmap_nodes): Renamed and rewritten into ...
22014 (merge_node_constraints): This. Also fix bug in handling of
22015 offseted copy constraints.
22016 (clear_edges_for_node): No longer need to deal with preds at all,
22017 or removing associated preds/succs.
22018 (merge_graph_nodes): Deal with indirect_cycles.
22019 Don't deal with predecessors.
22020 (add_implicit_graph_edge): New function.
22021 (add_pred_graph_edge): Ditto.
22022 (add_graph_edge): Don't deal with predecessors.
22023 (build_constraint_graph): Removed.
22024 (build_pred_graph): New function.
22025 (build_succ_graph): Ditto.
22026 (struct scc_info): Removed in_component. Added roots, dfs, and
22027 node_mapping. Remove visited_index, unification_queue.
22028 (scc_visit): Deal with union-find we do now.
22029 Deal with cycles with REF nodes.
22030 (collapse_nodes): Renamed and rewritten to ...
22031 (unify_nodes): This.
22032 (process_unification_queue): Removed.
22033 (topo_visit): Cleanup
22034 (do_da_constraint): Use find.
22035 (do_sd_constraint): Ditto.
22036 (do_ds_constraint): Ditto.
22037 (do_complex_constraint): Ditto.
22038 (init_scc_info): Update for removed and added members.
22039 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
22040 (find_indirect_cycles): This.
22041 (equivalence_class): New variable.
22042 (label_visit): New function.
22043 (perform_variable_substitution): Rewritten.
22044 (free_var_substitution_info): New function.
22045 (find_equivalent_node): Ditto.
22046 (move_complex_constraints): Ditto.
22047 (eliminate_indirect_cycles): Ditto.
22048 (solve_graph): Only propagate changed bits.
22049 Use indirect cycle elimination.
22051 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
22052 (tree_id_eq): Renamed to ...
22053 (tree_vi_eq): This. Update for member change
22054 (insert_id_for_tree): Renamed and rewritten to ...
22055 (insert_vi_for_tree): This.
22056 (lookup_id_for_tree): Renamed and rewritten to ...
22057 (lookup_vi_for_tree): This.
22058 (get_id_for_tree): Renamed and rewritten to ...
22059 (get_vi_for_tree): Ditto.
22060 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
22061 (process_constraint): Don't handle INCLUDES.
22062 Remove special ADDRESSOF case.
22063 (find_func_aliases): Rewrite to use vi functions instead of id
22065 (create_function_info_for): Ditto.
22066 (create_variable_info_for): Ditto.
22067 (intra_create_variable_infos): Ditto.
22068 (merge_smts_into): Ditto.
22069 (find_what_p_points_to): Ditto.
22070 (init_base_vars): Ditto.
22071 (init_alias_vars): Ditto.
22072 (remove_preds_and_fake_succs): New function.
22073 (dump_sa_points_to_info): Dump new stats.
22074 (dump_solution_for_var): Use find.
22075 (set_used_smts): Fix formatting.
22076 (compute_points_to_sets): Updated for new functions.
22077 (ipa_pta_execute): Ditto.
22079 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22080 Richard Sandiford <richard@codesourcery.com>
22082 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
22084 * calls.c (expand_call): If the return value is a PARALLEL,
22085 extract its first member.
22086 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
22087 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22088 use FUNCTION_EXTRA_EPILOGUE.
22089 (m68k_function_value): Return a PARALLEL if the return value
22090 is of a pointer type.
22091 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
22092 (FUNCTION_EXTRA_EPILOGUE): Remove.
22093 * config/m68k/m68k.md (D0_REG): New constant.
22095 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22097 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22098 output a NOP for empty epilogues.
22100 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22102 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
22103 before function. Extend register save check to include all
22104 registers, not just integer ones.
22106 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22108 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
22109 (m68k_use_return_insn): ...this.
22110 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
22111 * config/m68k/m68k.c (use_return_insn): Rename to...
22112 (m68k_use_return_insn): ...this.
22113 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
22114 of USE_RETURN_INSN.
22116 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22118 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
22119 nearest even, fix denormal rounding overflow.
22121 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22123 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
22124 f%$smove and f%$move.
22125 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
22126 (extendsfdf2_cf): Use fdmove instead of f%&move.
22127 (truncdfsf2_cf): Use fsmove instead of f%$smove.
22128 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
22130 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22132 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
22135 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22137 * real.h (real_format): Add a canonical_nan_lsbs_set field.
22138 (coldfire_single_format): Declare.
22139 (coldfire_double_format): Likewise.
22140 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
22141 of qnan_msb_set to determine the lower bits of a canonical
22143 (encode_ieee_double): Likewise.
22144 (encode_ieee_quad): Likewise.
22145 (ieee_single_format): Initialize canonical_nan_lsbs_set.
22146 (mips_single_format): Likewise.
22147 (ieee_double_format): Likewise.
22148 (mips_double_format): Likewise.
22149 (ieee_extended_motorola_format): Likewise.
22150 (ieee_extended_intel_96_format): Likewise.
22151 (ieee_extended_intel_128_format): Likewise.
22152 (ieee_extended_intel_96_round_53_format): Likewise.
22153 (ibm_extended_format): Likewise.
22154 (mips_extended_format): Likewise.
22155 (ieee_quad_format): Likewise.
22156 (mips_quad_format): Likewise.
22157 (vax_f_format): Likewise.
22158 (vax_d_format): Likewise.
22159 (vax_g_format): Likewise.
22160 (i370_single_format): Likewise.
22161 (i370_double_format): Likewise.
22162 (decimal_single_format): Likewise.
22163 (decimal_double_format): Likewise.
22164 (decimal_quad_format): Likewise.
22165 (c4x_single_format): Likewise.
22166 (c4x_extended_format): Likewise.
22167 (real_internal_format): Likewise.
22168 (coldfire_single_format): New real_format.
22169 (coldfire_double_format): Likewise.
22170 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
22171 canonical_nan_lsbs_set.
22172 (pdp11_d_format): Likewise.
22173 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
22174 if TARGET_COLDFIRE_CPU.
22176 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22178 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
22179 (output_call, m68k_legitimize_call_address): Declare.
22180 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
22181 parenthesees. Add support for a 'W' constraint.
22182 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
22183 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
22184 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
22185 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
22187 (override_options): Initialize them. Do not set flag_no_function_cse
22188 for TARGET_ID_SHARED_LIBRARY.
22189 (m68k_output_pic_call): Delete.
22190 (m68k_legitimize_call_address): New function.
22191 (print_operand): Remove the %o prefix. Handle the %p prefix.
22192 (output_call): New function.
22193 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
22194 target address from the GOT if symbolic jumps are not allowed.
22195 * config/m68k/m68k.md (call, general_operand): Do not set
22196 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
22197 Merge separate flag_pic and !flag_pic define_insns into...
22198 (*call, *call_value): ...these new patterns. Match the address
22199 rather than the containing MEM and require it to be a call_operand.
22200 Use output_call to generate the asm template.
22201 * config/m68k/predicates.md (const_call_operand): New predicate.
22202 (call_operand): Likewise.
22204 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22206 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
22207 (STACK_GROWS_DOWNWARD): Define to 1.
22208 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
22209 comments, emphasizing that these values are only defaults.
22210 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
22211 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
22213 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22215 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
22217 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22218 Richard Sandiford <richard@codesourcery.com>
22220 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
22221 (FP_REGNO_P): New macros.
22222 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
22223 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
22224 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
22225 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
22227 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22229 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22230 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
22232 * config/m68k/t-floatlib: New file, extracting common code from...
22233 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
22234 * config/m68k/t-uclinux: Here.
22235 * config/m68k/fpgnulib.c: Do not compile extendeed precision
22236 routines on ColdFire targets.
22238 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22240 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22241 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
22242 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
22243 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
22244 explicitly set MOTOROLA to 1.
22245 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
22247 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22248 Nathan Sidwell <nathan@codesourcery.com>
22250 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
22251 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
22252 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
22253 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
22254 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
22255 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
22256 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
22257 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
22258 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
22259 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22260 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
22261 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
22262 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
22263 (DBX_REGISTER_NUMBER): Delete.
22264 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
22265 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22266 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
22268 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22270 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
22271 * config/flat.h: New file.
22272 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
22273 OBJECT_FORMAT_FLAT.
22274 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
22275 indirect references for -msep-data or -mid-shared-library.
22276 Do not use PC-relative code addresses either.
22277 * config/m68k/m68k.c (override_options): Restrict -fPIC error
22279 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
22280 for shared libraries and crt1.o for executables. Use crti.o and
22282 (ENDFILE_SPEC): Use crtend.o and crtn.o.
22283 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
22284 Do not add -elf2flt or -shared-lib-id options here.
22285 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
22286 Pass -shared-lib-id if -mid-shared-library, taking the library
22287 identifier from -mshared-library-id if given, otherwise
22289 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
22290 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
22291 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
22292 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
22293 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
22294 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
22296 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
22297 jump sequence for ISA A and ISA A+.
22298 (PICJUMP): Likewise.
22300 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22302 * config.gcc (m68k-*-uclinux*): Base the port on the common
22303 and m68k GNU/Linux files rather than on the generic ELF ones.
22304 * config/m68k/uclinux.h (TARGET_VERSION): Override.
22305 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
22307 2007-01-18 Julian Brown <julian@codesourcery.com>
22308 Richard Sandiford <richard@codesourcery.com>
22310 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
22311 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22312 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
22314 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
22315 80 unconditionally.
22316 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22318 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22320 * doc/install.texi: Document m68k-uclinuxoldabi.
22321 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
22322 * config/m68k/uclinux-oldabi.h: New file, copied from
22323 config/m68k/uclinux.h.
22325 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
22327 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
22328 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
22329 (m32r_compute_frame_size): Use unsigned for regno.
22330 (m32r_reload_lr): Use gen_frame_mem.
22332 (m32r_output_function_epilogue): Don't output the function epilogue
22334 (m32r_expand_epilogue): New.
22335 (direct_return): Return false if the function has the interrupt
22337 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
22338 * config/m32r/m32r.md (epilogue): New expander.
22339 (return_lr, return_rte): New insns.
22340 (return): Make it expander.
22341 (return_normal): New expander.
22343 2007-01-18 Josh Conner <jconner@apple.com>
22346 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
22347 support for UNLE, UNLT, UNGE, and UNGT.
22349 2007-01-18 Jan Hubicka <jh@suse.cz>
22351 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
22352 * tree-tailcall (add_virtual_phis): Likewise.
22353 (optimize_tail_call): Return TODOs.
22354 (execute_tail_calls): Return TODOs.
22355 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
22356 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
22358 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22359 Cleanup cfg using TODO.
22360 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
22361 * passes.c (execute_function_todo): When cleanup did something, remove
22363 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
22364 (make_edges): Don't cleanup_cfg.
22366 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
22368 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
22369 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
22370 operate on the top of stack.
22371 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
22372 register handling of instructions that output to the second
22374 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
22375 (move_for_stack_reg): Special-case check for dead destination
22376 stack slot for constant load of 1.0 inside UNSPEC_TAN.
22378 * config/i386/i386.md (UNSPEC_TAN): New constant.
22379 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
22380 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
22381 to correctly model move of constant 1.0 to top stack slot.
22382 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
22383 (unnamed peephole2 pattern): Remove corresponding peephole2
22384 pattern that optimizes tan insn and loading of constant 1.0.
22385 (tanxf2): Use fptanxf4_i387.
22386 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
22387 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
22388 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22389 disable patterns for SSE math.
22390 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
22391 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
22393 2007-01-18 Dirk Mueller <dmueller@suse.de>
22394 Richard Guenther <rguenther@suse.de>
22397 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
22398 * common.opt (Warray-bounds): Add new warning option.
22399 * c-opts.c (c_common_handle_option): Define -Warray-bounds
22401 * Makefile.in: make tree-vrp.o depend on toplev.h
22402 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
22404 (check_array_refs, check_array_bounds, check_array_ref): New.
22406 2007-01-18 Jan Hubicka <jh@suse.cz>
22408 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
22409 (execute_ssa_ccp): Return flags conditionally.
22410 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
22412 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
22414 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
22416 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
22417 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
22419 * Makefile.c (GTFILES): Add cfglayout.h.
22420 * gengtype.c (open_base_files): Likewise.
22421 * cfglayout.c (cfg_layout_function_footer,
22422 cfg_layout_function_header) Reindent to make gengtype happy.
22423 * cfglayout.h (cfg_layout_function_footer,
22424 cfg_layout_function_header): Add GTY(()) marker.
22426 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
22428 2007-01-18 Ben Elliston <bje@au.ibm.com>
22430 * genautomata.c (write_automata): Include xstrerror output in the
22431 error message if writing the DFA description file fails.
22433 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
22435 * config/mips/mips-protos.h (mips_output_external): Make it
22437 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
22438 * config/mips/mips.c (irix_output_external_libcall): Likewise.
22439 (extern_list): Likewise.
22440 (extern_head): Likewise.
22441 (TARGET_ASM_FILE_END): Likewise.
22442 (mips_file_end): Likewise.
22443 (mips_output_external): Rewritten.
22445 2007-01-18 Ben Elliston <bje@au.ibm.com>
22447 * genpreds.c (write_insn_preds_c): Only write out the function
22448 body for regclass_for_constraint if we have register constraints.
22450 2007-01-17 Tom Tromey <tromey@redhat.com>
22452 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
22453 * doc/install.texi (Testing): Use sourceware.org.
22454 (Binaries): Likewise.
22455 (Specific): Likewise.
22456 * doc/contrib.texi (Contributors): Use sourceware.org.
22458 2007-01-17 Anatoly Sokolov <aesok@post.ru>
22460 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
22461 (AVR_ENHANCED): Rename to ...
22462 (AVR_HAVE_MUL): ... new.
22463 (avr_enhanced_p): Rename to ...
22464 (avr_have_mul_p): ... new.
22465 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
22466 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
22467 * config/avr/avr.c (avr_enhanced_p): Rename to ...
22468 (avr_have_mul_p): ... new.
22469 (base_arch_s): Rename 'enhanced' to 'have_mul'.
22470 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
22471 'avr_enhanced_p' and 'enhanced'.
22472 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
22473 AVR_HAVE_MUL instead of AVR_ENHANCED.
22474 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
22475 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
22476 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
22477 instead of AVR_ENHANCED.
22478 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
22479 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
22480 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
22482 2007-01-17 Ian Lance Taylor <iant@google.com>
22484 * vec.h (VEC_reserve_exact): Define.
22485 (vec_gc_p_reserve_exact): Declare.
22486 (vec_gc_o_reserve_exact): Declare.
22487 (vec_heap_p_reserve_exact): Declare.
22488 (vec_heap_o_reserve_exact): Declare.
22489 (VEC_OP (T,A,reserve_exact)): New static inline function, three
22491 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
22492 negative parameter.
22493 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
22494 (VEC_OP (T,A,copy)) [all versions]: Likewise.
22495 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
22496 * vec.c (calculate_allocation): Add exact parameter. Change all
22498 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
22499 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
22500 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
22501 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
22502 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
22503 (vec_heap_p_reserve_exact): New function.
22504 (vec_heap_o_reserve_exact): New function.
22506 2007-01-17 Jan Hubicka <jh@suse.cz>
22508 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
22510 2007-01-17 Eric Christopher <echristo@apple.com>
22512 * config.gcc: Support core2 processor.
22514 2007-01-16 Jan Hubicka <jh@suse.cz>
22516 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
22517 the names, just unlink the chain so we don't crash on dangling
22521 2007-01-16 Jan Hubicka <jh@suse.cz>
22523 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
22524 * tree-pass.h: Reorder to make IPA passes appear toegher.
22525 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
22527 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
22528 parameters, do not call early inliner.
22529 * ipa-inline.c: Update comments. Include tree-flow.h
22530 (cgraph_decide_inlining): Do not compute inlining parameters.
22531 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
22532 be called with function context set up.
22533 (pass_ipa_inline): Remove unreachable functions before pass.
22534 (cgraph_early_inlining): Simplify assuming to be called from the
22536 (pass_early_inline): New pass.
22537 (cgraph_gate_ipa_early_inlining): New gate.
22538 (pass_ipa_early_inline): Turn into simple wrapper.
22539 (compute_inline_parameters): New function.
22540 (gate_inline_passes): New gate.
22541 (pass_inline_parameters): New pass.
22542 (apply_inline): Move here from tree-optimize.c
22543 (pass_apply_inline): New pass.
22544 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
22546 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
22547 doing them by hand.
22548 (tree_function_versioning): Do not allocate dummy struct function.
22549 * tree-inline.h (optimize_inline_calls): Update prototype.
22550 * tree-optimize.c (execute_fixup_cfg): Export.
22551 (pass_fixup_cfg): Remove
22552 (tree_rest_of_compilation): Do not apply inlines.
22553 * tree-flow.h (execute_fixup_cfg): Declare.
22554 * Makefile.in (gt-passes.c): New.
22555 * passes.c: Include gt-passes.h
22556 (init_optimization_passes): New passes.
22557 (nnodes, order): New static vars.
22558 (do_per_function_toporder): New function.
22559 (execute_one_pass): Dump current pass here.
22560 (execute_ipa_pass_list): Don't dump current pass here.
22562 2007-01-16 Janis Johnson <janis187@us.ibm.com>
22564 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
22565 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
22567 2007-01-16 David Edelsohn <edelsohn@gnu.org>
22569 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
22570 (strong_alias): Define.
22571 (__gcc_qmul): Provide non-FMA for soft-float.
22572 (__gcc_qdiv): Same.
22577 (__gcc_qunord): New.
22587 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
22588 soft-float functions.
22589 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
22590 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
22591 about long double soft float.
22593 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
22594 Tehila Meyzels <tehila@il.ibm.com>
22596 * tree-vectorizer.h (is_pattern_stmt_p): New.
22597 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
22598 formatting (tabs instead of spaces). Cleanup and clarify setting
22599 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
22600 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
22601 (vectorizable_type_demotion): Check that types are integral.
22602 (vectorizable_type_promotion): Likewise.
22603 (vectorizable_store): Fix typo. Eliminate new-line at end of
22606 2007-01-16 Jan Hubicka <jh@suse.cz>
22608 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
22611 2007-01-15 Eric Christopher <echristo@apple.com>
22613 * ifcvt.c: Include vec.h, vecprim.h.
22614 (check_cond_move_block): New argument regs.
22615 Reorganize. Add registers used to regs.
22616 (cond_move_process_if_block): Use regs set above as
22619 2007-01-15 Eric Christopher <echristo@apple.com>
22621 * config/darwin.h: Update copyright.
22622 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
22623 (LINK_COMMAND_SPEC): Add -u.
22624 (LINK_SPEC): Fix umbrella for above.
22626 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
22628 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
22631 2007-01-15 Tom Tromey <tromey@redhat.com>
22633 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
22634 * doc/install.texi (Testing): Don't mention jacks.
22635 (Configuration): Document --enable-java-maintainer-mode. Move
22636 --with-java-home to libgcj-specific section. Document
22638 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
22640 2007-01-15 Jan Hubicka <jh@suse.cz>
22642 * tree-ssa-dce.c (DCE_TODOs): New.
22643 (propagate_necessity): Return if something changed.
22644 (eliminate_unnecessary_stmts): Likewise.
22645 (perform_tree_ssa_dce): Return TODO flags when needed.
22646 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
22648 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
22650 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
22651 (fyl2x_extend<mode>xf3_i387): New insn pattern.
22652 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
22653 patterns using X87MODEF12 mode macro. Extend operand 1
22654 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22655 (log10<mode>2): Ditto.
22656 (log2<mode>2): Ditto.
22657 (log1p<mode>2): Ditto.
22658 (logb<mode>2): Ditto.
22659 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
22660 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
22661 (*fxtractxf3_i387): Rename from *fxtractxf3.
22662 (fxtract_extend<mode>xf3_i387): New insn pattern.
22663 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
22664 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
22665 and gen_fyl2xxf3_i387().
22667 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
22669 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
22670 * cfgloopmanip.c (fix_loop_placement): Made static. Use
22671 get_loop_exit_edges. Changed return type to bool.
22672 * cfgloop.h (fix_loop_placement): Declaration removed.
22674 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
22676 * param.h (MIN_VECT_LOOP_BOUND): New.
22677 * params.def (MIN_VECT_LOOP_BOUND): New.
22678 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
22679 argument - minimum threshold for number of iterations.
22680 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
22681 argument to declaration.
22682 * tree-vect-analyze.c (vect_analyze_operations): Check value of
22683 MIN_VECT_LOOP_BOUND.
22684 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
22685 slpeel_tree_peel_loop_to_edge with additional argument.
22686 (vect_do_peeling_for_alignment): Likewise.
22687 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
22689 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
22692 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
22693 operands of size 1.
22695 2007-01-14 Jan Hubicka <jh@suse.cz>
22697 * tree-dfa.c (remove_referenced_var): New function.
22698 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
22699 prune referenced vars list too.
22700 * tree-flow.h (remove_referenced_var): Declare.
22702 2007-01-14 Jan Hubicka <jh@suse.cz>
22704 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
22706 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
22707 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
22708 * except.h (verify_eh_throw_table_statements): Kill prototype.
22709 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
22710 into call exrepssions.
22711 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
22713 * tree-cfg.c: Include pointer-set.h.
22714 (verify_node_sharing): Work on pointer set.
22715 (verify_eh_throw_stmt_node): New.
22716 (verify_stmts): Use pointers sets, verify throw_stmt.
22718 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
22720 * ipa-reference.c (analyze_function): Consider also addresses taken
22723 2007-01-12 Roger Sayle <roger@eyesopen.com>
22725 * c-typeck.c (null_pointer_constant_p): Replace use of
22726 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22727 (build_c_cast): Likewise.
22729 2007-01-12 Roger Sayle <roger@eyesopen.com>
22731 * tree.h (force_fit_type_double): Remove unused final argument.
22732 * c-common.c (constant_expression_warning): Replace use of
22733 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22734 (convert_and_check): Likewise.
22735 (shorten_compare): Update call to force_fit_type_double.
22736 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
22737 * convert.c (convert_to_pointer): Update call to
22738 force_fit_type_double.
22739 * fold-const.c (force_fit_type_double): Remove overflowed_const
22741 (int_const_binop, fold_convert_const_int_from_int,
22742 fold_convert_const_int_from_real, fold_div_compare,
22743 fold_sign_changed_comparison, fold_unary, fold_negate_const,
22744 fold_abs_const, fold_not_const): Remove the final argument from
22745 calls to force_fit_type_double.
22747 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
22749 * configure.ac: Set insn to "nop" for spu-*-* also.
22750 * configure: Regenerate.
22752 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
22754 * builtins.def : Add BUILT_IN_FREE.
22756 2007-01-12 Jan Hubicka <jh@suse.cz>
22758 PR tree-optimization/30443
22759 * tree-inline.c (tree_function_versioning): Do not optimize when
22760 cloning for inlining.
22762 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
22764 * doc/loop.texi: Document recording of loop exits.
22765 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
22766 (update_single_exits_after_duplication,
22767 update_single_exit_for_duplicated_loop,
22768 update_single_exit_for_duplicated_loops): Removed.
22769 (duplicate_loop_to_header_edge): Do not call
22770 update_single_exits_after_duplication and
22771 update_single_exit_for_duplicated_loops.
22772 (loop_version): Do not update single_exit information.
22773 (fix_loop_structure): Use record_loop_exits instead of
22774 mark_single_exit_loops.
22775 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
22776 the lists of loop exits.
22777 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
22778 split_edge, merge_blocks): Update the lists of loop exits.
22779 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
22780 loop_optimizer_init.
22781 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
22782 of mark_single_exit_loops.
22783 (loop_optimizer_finalize): Call release_recorded_exits.
22784 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
22785 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
22786 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
22787 update single exit information.
22788 * lambda-code.c (perfect_nestify): Ditto.
22789 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
22790 (mark_single_exit_loops): Removed.
22791 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
22792 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
22793 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
22795 (get_loop_exit_edges, single_exit): Use recorded exit lists.
22796 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
22797 (verify_loop_structure): Verify consistency of the exit lists.
22798 (flow_loops_find): Use alloc_loop. Initialize exits hash.
22799 (set_single_exit): Removed.
22800 * cfgloop.h (struct loop_exit): New function.
22801 (struct loop): single_exit_ field replaced by exits field.
22802 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
22803 LOOPS_HAVE_RECORDED_EXITS.
22804 (struct loops): Added exits hash.
22805 (mark_single_exit_loops, set_single_exit): Declaration removed.
22806 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
22808 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22810 * doc/invoke.texi: Avoid use of @headitem.
22812 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22814 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
22816 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22818 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
22821 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22822 Richard Sandiford <richard@codesourcery.com>
22824 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
22825 * config/m68k/m68k.opt: Resort options.
22826 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
22828 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22829 Richard Sandiford <richard@codesourcery.com>
22831 * doc/invoke.texi: Document the macros that are defined by
22832 m68k's -mtune and -mhard-float options.
22833 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
22834 (m68k_cpp_cpu_family): Likewise.
22835 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
22836 of __ucfv*__ macros. Define __mcffpu__ if generating code for
22837 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
22838 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
22839 (m68k_cpp_cpu_family): Likewise.
22841 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22843 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
22844 macros besides mc68000 as tuning macros. Use a switch statement
22845 to set them and mcpu32.
22847 2007-01-12 Julian Brown <julian@codesourcery.com>
22849 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
22850 (TARGET_68040_ONLY): Rename to...
22851 (TARGET_68040): ...this.
22852 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
22853 * config/m68k/m68k.md: Likewise.
22855 2007-01-12 Julian Brown <julian@codesourcery.com>
22856 Nathan Sidwell <nathan@codesourcery.com>
22857 Richard Sandiford <richard@codesourcery.com>
22859 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
22860 the -mcpu= argument associated with the --with-cpu setting.
22861 Define M68K_DEFAULT_TUNE to the default -mtune= option,
22862 if different from the one implied by the -mcpu setting.
22863 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
22864 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
22865 * doc/invoke.texi: Mention ColdFire in the introduction to the
22866 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
22867 -mno-div and -mhard-float options. Make -m68881 a synonym for
22868 -mhard-float. Document the previously-undocumented -m5206e,
22869 -m528x, -m5307 and -m5407 options. Tweak the existing option
22870 documentation for consistency.
22871 * doc/install.texi: Mention new --with-cpu arguments.
22872 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
22873 default CPU if neither -mcpu nor -march are specified.
22874 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
22875 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
22876 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
22877 using m68k_tune to decide between families that implement the
22878 same ISA. Use m68k_tune to set __mcfv4e__.
22879 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
22880 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
22881 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
22882 (FL_ISA_C, FL_ISA_MMU): New macros.
22883 (MASK_COLDFIRE): Delete.
22884 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
22885 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
22886 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
22887 (TARGET_HARD_FLOAT): Do not define here.
22888 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
22889 (TUNE_68000): New macro.
22890 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
22891 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
22892 (TUNE_CFV2): Redefine in terms of m68k_tune.
22893 (uarch_type, target_device, fpu_type): New enums.
22894 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
22895 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
22896 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
22897 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
22898 (FL_FOR_isa_c): New macros.
22899 (m68k_isa): New enum.
22900 (m68k_target_selection): New structure.
22901 (all_devices, all_isas, all_microarchs): New tables.
22902 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
22903 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
22904 (MASK_ALL_CPU_BITS): Delete.
22905 (m68k_find_selection): New function.
22906 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
22907 Map the legacy target options to a combination of the new ones.
22908 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
22909 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
22910 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
22912 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
22913 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
22915 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
22916 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
22917 * config/m68k/m68k-devices.def: New file.
22919 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22920 Nathan Sidwell <nathan@codesourcery.com>
22922 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
22923 (SUBTARGET_EXTRA_SPECS): New macros.
22924 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
22925 use %(asm_cpu_spec) instead.
22926 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
22927 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
22928 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
22929 (EXTRA_SPECS): Rename to...
22930 (SUBTARGET_EXTRA_SPECS): ...this.
22932 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22933 Richard Sandiford <richard@codesourcery.com>
22934 Julian Brown <julian@codesourcery.com>
22936 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22937 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
22938 to the configuration's default CPU.
22939 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
22940 Remove default masks.
22941 (m680[012]0-*-*): Set the default with_cpu to the first part of
22943 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
22944 (m68k*-*-linux): Extend the --with-cpu handling to...
22945 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
22946 and m68010. Don't set target_cpu_default2.
22947 * doc/install.texi: Document --with-cpu for m68k.
22948 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
22949 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
22950 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
22951 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
22952 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
22953 (ASM_SPEC): Remove use of %(asm_cpu_default).
22954 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
22955 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
22956 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
22957 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
22958 __HAVE_FPU__ if TARGET_HARD_FLOAT.
22959 (TARGET_DEFAULT): Delete.
22960 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
22961 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
22962 (CPP_CPU_SPEC): Delete.
22963 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
22964 the appropriate string.
22965 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
22966 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
22967 (ASM_SPEC): Don't use %(asm_default_spec).
22968 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
22969 TARGET_DEFAULT and add MASK_68881.
22970 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
22972 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22974 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
22975 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
22976 MASK_68010 alongside MASK_68020.
22977 * doc/invoke.texi: Document -m68010.
22978 * config/m68k/m68k.opt (m68010): New.
22979 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
22981 (TUNE_68010): New macro.
22982 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
22983 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
22984 (M68K_CPU_m68332): Add MASK_68010.
22985 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
22986 fallback definition.
22987 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
22989 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
22990 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
22991 to all entries that use MASK_68020.
22992 (output_move_simode_const, output_move_himode, output_move_qimode)
22993 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
22994 instead of TARGET_68020 to select clr behavior. Remove comment
22995 about there being no TARGET_68010.
22996 * config/m68k/m68k.md: Likewise throughout.
22998 2007-01-12 Julian Brown <julian@codesourcery.com>
23000 * config/m68k/m68k.h (TARGET_ISAB): New macro.
23001 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
23002 * config/m68k/m68k.md: Likewise.
23004 2007-01-12 Julian Brown <julian@codesourcery.com>
23006 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
23007 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
23009 2007-01-12 Julian Brown <julian@codesourcery.com>
23011 * config/m68k/m68k.h (TUNE_68040_60): New macro.
23012 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
23013 * config/m68k/m68k.md: Likewise.
23015 2007-01-12 Julian Brown <julian@codesourcery.com>
23016 Richard Sandiford <richard@codesourcery.com>
23018 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
23019 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
23020 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
23022 (TARGET_CPU32): Rename to...
23023 (TUNE_CPU32): ...this.
23024 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
23025 (TUNE_CFV2): New macros.
23026 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
23027 remove conditions that are implied by TARGET_68020.
23028 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
23029 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
23030 (m68k_output_function_epilogue): Likewise.
23031 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
23032 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
23033 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
23034 non-68000 timings. Refactor multiplication and division costs.
23035 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
23036 TUNE_CPU32 instead of TARGET_CPU32.
23037 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
23038 and TUNE_68060 instead of TARGET_68060.
23039 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
23040 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
23042 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
23043 && !TARGET_COLDFIRE" to choose between moveq and clr.
23044 Likewise in the unnamed movsf pattern.
23045 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
23046 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
23049 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23051 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
23052 of tabbing before backslashes.
23054 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23056 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
23057 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
23058 (ASM_OUTPUT_INTERNAL_LABEL): Define.
23060 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23062 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
23063 find_interesting_uses_cond.
23064 (find_interesting_uses_cond): Use extract_cond_operands.
23065 (rewrite_use_compare): Use extract_cond_operands and
23066 force_gimple_operand_bsi. Do not call update_stmt.
23067 (determine_use_iv_cost_condition): Use extract_cond_operands.
23068 Return cheaper of using original bound and changing the exit bound.
23070 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23072 PR tree-optimization/29516
23073 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
23074 most_expensive_mult_to_index, addr_to_parts,
23075 create_mem_ref, maybe_fold_tmr): Make the type of
23076 fields of TARGET_MEM_REF sizetype.
23077 (move_fixed_address_to_symbol, move_pointer_to_base):
23079 * tree.def (TARGET_MEM_REF): Add comment on types of
23082 2007-01-11 Joseph Myers <joseph@codesourcery.com>
23084 * c-common.c (vector_types_convertible_p): Treat opaque types as
23085 always convertible if they have the same size, but not otherwise.
23087 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
23089 * ifcvt.c (struct noce_if_info): Add comments to the fields.
23090 Remove the b_unconditional field.
23091 (noce_try_sign_mask): Do not look at b_unconditional.
23092 (noce_process_if_block): Do not use merge_if_blocks. Update
23093 the CFG here. Do not set b_unconditional.
23094 (cond_move_process_if_block): Likewise.
23095 (find_cond_trap): Likewise.
23096 (check_cond_move_block): Require simple jump insns at the end
23097 of the basic block.
23099 2007-01-11 Jan Hubicka <jh@suse.cz>
23101 PR tree-optimization/1046
23102 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
23103 when alias info is not ready.
23104 (pass_tail_recursion): Do not require aliasing.
23105 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
23106 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
23107 * tree-ssa-copy.c (pass_copy_prop): Likewise.
23108 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
23109 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
23110 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
23111 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
23113 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
23114 When aliasing is not build, mark statement as volatile.
23116 2007-01-11 Tom Tromey <tromey@redhat.com>
23118 PR preprocessor/15185, PR preprocessor/20989:
23119 * doc/cppopts.texi <-MT>: Update description of algorithm for
23120 computing default target.
23121 <-M, -MD>: Reword "basename" text.
23123 2007-01-11 Roger Sayle <roger@eyesopen.com>
23125 * builtins.c (expand_builtin_pow, expand_builtin_powi,
23126 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
23127 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
23128 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
23129 fold_builtin_bswap, real_constp, fold_builtin_pow,
23130 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
23131 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
23132 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23133 * convert.c (convert_to_pointer): Likewise.
23134 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
23135 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
23136 const_binop, fold_convert_const_int_from_int,
23137 fold_convert_const_int_from_real,
23138 fold_convert_const_real_from_real, sign_bit_p,
23139 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
23140 fold_sign_changed_comparison, fold_unary, fold_comparison,
23141 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
23142 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
23143 * print-tree.c (print_node_brief, print_node): Likewise.
23144 * stor-layout.c (place_field, layout_type): Likewise.
23145 * tree-chrec.c (keep_cast): Likewise.
23146 * tree.c (build_vector, build_real, build_real_from_int_cst,
23147 build_complex): Likewise.
23149 2007-01-11 Roger Sayle <roger@eyesopen.com>
23151 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
23152 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
23154 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
23156 * configure.ac (strict1_warn): Rename to strict_warn.
23157 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
23158 cc_set_by_configure, quoted_cc_set_by_configure,
23159 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
23160 all_boot_languages, all_stagestuff): Remove.
23161 (target_list): Remove bootstrap targets.
23162 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
23163 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
23164 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
23165 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
23166 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
23167 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
23168 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
23169 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
23170 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
23171 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
23172 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
23173 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
23174 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
23175 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
23176 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
23177 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
23178 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
23179 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
23180 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
23181 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
23182 (mostlyclean): Adjust.
23183 (clean, distclean): Don't mention bootstrap stuff.
23184 * configure: Regenerate.
23185 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
23186 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
23187 treelang/config-lang.in (stagestuff): Remove.
23188 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
23189 stageprofile, stagefeedback, stagestuff): Remove mention.
23191 2007-01-11 Nick Clifton <nickc@redhat.com>
23193 * config/mcore/predicates.md (mcore_general_movesrc_operand):
23195 (mcore_general_movdst_operand): Do not accept CONST_INTs.
23196 (mcore_arith_K_S_operand): Run the test for the S constraint not
23197 the test for the M constraint.
23198 (mcore_addsub_operand): Do not accept integer values that are
23199 larger than 32 bits.
23200 * config/mcore/mcore.md: Remove unused constraints from split.
23201 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
23202 (addsi3): Likewise.
23203 (allocate_stack): Likewise.
23204 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
23205 operands to 32 bits.
23206 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
23208 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
23209 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
23210 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
23211 mcore_output_bclri, mcore_output_andn, output_inline_const,
23212 mcore_output_move, mcore_output_movedouble): Likewise.
23213 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
23214 (output_inline_const): Likewise.
23215 (output_inline_const): Fix format strings used in sprintf
23217 * config/mcore/mcore-protos.h: Update prototypes for changed
23218 functions in mcore.c.
23219 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
23220 HOST_WIDE_INT and not int.
23221 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
23222 CONST_OK_FOR_N): Likewise.
23223 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
23224 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
23227 2007-01-10 Jan Hubicka <jh@suse.cz>
23229 * tree-vrp.c (remove_range_assertions): Release defs.
23230 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
23231 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
23233 2007-01-10 Paul Brook <paul@codesourcery.com>
23235 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
23236 * config/arm/arm.md (mulsi3subsi): New insn.
23238 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
23240 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
23241 (tree_transform_and_unroll_loop): New.
23242 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
23245 2007-01-10 Robert Kennedy <jimbob@google.com>
23247 * fold-const.c (fold_comparison): Fold comparisons like (x *
23248 1000 < 0) to (x < 0).
23250 2007-01-10 Ian Lance Taylor <iant@google.com>
23252 * tree-pretty-print.c (dump_generic_node): Print parentheses when
23253 operands have the same priority.
23255 2007-01-10 Tom Tromey <tromey@redhat.com>
23257 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
23258 (fold_binary): Likewise.
23259 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
23260 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
23261 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
23262 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
23263 * langhooks.h (struct lang_hooks): Removed field
23264 'can_use_bit_fields_p'.
23266 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
23268 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
23270 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
23272 * function.c (get_last_funcdef_no): New function.
23273 * function.h (get_last_funcdef_no): Declare.
23274 * tree-inline.c (initialize_cfun): Add initialization.
23275 (tree_function_versioning): Cleanup.
23277 2007-01-10 Jan Hubicka <jh@suse.cz>
23279 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
23282 2007-01-10 Sa Liu <saliu@de.ibm.com>
23283 Ben Elliston <bje@au.ibm.com>
23285 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
23286 for SAVE_NONLOCAL and Pmode for any other save level.
23287 * spu-protos.h (spu_restore_stack_block): Declare.
23288 * spu.md (save_stack_block): Remove.
23289 (restore_stack_block): Call spu_restore_stack_block.
23290 * spu.c (spu_restore_stack_block): New function.
23291 (spu_expand_epilogue): Remove old comment.
23293 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
23295 PR tree-optimization/30322
23296 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
23297 (cand_value_at): Return the value as aff_tree.
23298 (may_eliminate_iv): Convert the bound from aff_tree to tree.
23299 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
23300 aff_combination_mult): New functions.
23301 (aff_combination_add): Use aff_combination_add_cst.
23302 (aff_combination_convert): Allow conversions to a wider type.
23303 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
23304 * tree-affine.h (aff_combination_mult): Declare.
23306 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
23308 * doc/tm.texi: Update documentation to reflect reality of exec
23309 and start file search behaviours. Update copyright year.
23310 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
23311 header file directories.
23313 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
23315 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
23316 (*cosxf2): Rename to cosxf2_i387.
23317 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
23318 using X87MODEF12 mode macro. Rename patterns to
23319 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
23321 (*cosdf2, *cossf2): Ditto.
23322 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
23323 to match extended input operands.
23324 (sincos<mode>3): New expander.
23325 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
23326 insn patterns and corresponding splitters.
23328 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
23330 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
23331 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
23333 2007-01-09 Nicolas Pitre <nico@cam.org>
23336 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
23338 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23340 * target.h (struct gcc_target): New field library_rtti_comdat.
23341 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
23342 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
23343 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
23344 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
23346 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23348 * doc/invoke.texi (Optimize Options): Correct description of -O0.
23350 2007-01-08 Richard Guenther <rguenther@suse.de>
23352 * tree.h (force_fit_type_double): Export.
23353 (force_fit_type): Remove.
23354 * fold-const.c (force_fit_type_double): New function.
23355 (force_fit_type): Remove.
23356 (int_const_binop): Use it.
23357 (fold_convert_const_int_from_int): Likewise.
23358 (fold_convert_const_int_from_real): Likewise.
23359 (fold_div_compare): Likewise.
23360 (fold_sign_changed_comparison): Likewise.
23361 (fold_unary): Likewise.
23362 (fold_negate_const): Likewise.
23363 (fold_abs_const): Likewise.
23364 (fold_not_const): Likewise.
23365 * c-common.c (shorten_compare): Use force_fit_type_double.
23366 * convert.c (convert_to_pointer): Likewise.
23368 2007-01-08 Richard Guenther <rguenther@suse.de>
23370 * tree.h (build_int_cst_wide_type): Export.
23371 * tree.c (build_int_cst_wide_type): New function.
23372 (build_int_cst_wide): Fix comment.
23373 * builtins.c (fold_builtin_object_size): Use build_int_cst
23374 to build -1 or 0 of the correct type. Use fit_double_type
23375 to check for overflow.
23376 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
23378 (decode_field_reference): Likewise.
23379 (all_ones_mask_p): Likewise.
23380 (native_interpret_int): Use build_int_cst_wide_type.
23381 (fold_binary): Use build_int_cst_type to build an all-ones
23383 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
23385 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
23387 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
23389 2007-01-09 Ben Elliston <bje@au.ibm.com>
23391 * genautomata.c (STATS_OPTION): New option.
23392 (stats_flag): New flag.
23393 (gen_automata_option): Handle it.
23394 (initiate_automaton_gen): Ditto.
23395 (write_automata): Output statistics only if stats_flag is
23396 set. Likewise, output time statistics only if time_flag is set.
23397 * doc/md.texi (Processor pipeline description): Document new flag.
23399 2007-01-08 Richard Guenther <rguenther@suse.de>
23401 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
23402 * tree.c (build_int_cst_type): Likewise.
23403 (size_in_bytes): Don't call force_fit_type on the result.
23404 (int_fits_type_p): Use fit_double_type.
23405 * fold-const.c (fit_double_type): New function.
23406 (force_fit_type): Use it.
23407 * tree.h (fit_double_type): Export.
23409 2007-01-08 Jan Hubicka <jh@suse.cz>
23411 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
23412 * ipa.c (function_and_variable_visibility): Fix return type.
23414 2007-01-08 Richard Guenther <rguenther@suse.de>
23416 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
23417 of offset to build the index.
23418 * tree-pretty-print.c (dump_generic_node): Don't build negated
23419 const just for printing.
23420 * c-pretty-print.c (pp_c_integer_constant): Likewise.
23421 * builtins.c (fold_builtin_int_roundingfn): Check if result
23422 fits the type by using force_fit_type and comparing the result.
23423 * predict.c (predict_loops): Use compare_tree_int for comparison.
23424 * tree.c (build_int_cst): Fall back to integer_type_node for
23426 (build_int_cst_wide): Assert type is non-null.
23428 2007-01-08 Roberto Costa <roberto.costa@st.com>
23430 * tree-vrp.c (extract_range_from_cond_expr): New.
23431 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
23432 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
23434 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
23435 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
23436 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
23437 used as expressions.
23438 * tree-object-size.c (cond_expr_object_size): New.
23439 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
23441 2007-01-08 Jan Hubicka <jh@suse.cz>
23443 * tree-ssa-forwprop.c (forward_propagate_into_cond,
23444 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
23447 2007-01-08 Richard Guenther <rguenther@suse.de>
23449 PR tree-optimization/23603
23450 * tree-vrp.c (set_value_range_to_truthvalue): New function.
23451 (extract_range_from_binary): Fall back to truthvalue instead of
23452 varying for TRUTH_*_EXPR.
23453 (extract_range_from_comparison): Fall back to truthvalue instead of
23455 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
23456 if all visited PHI values were constant.
23458 2007-01-08 Jan Hubicka <jh@suse.cz>
23460 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
23461 (cgraph_analyze_function): break out from ...
23462 (cgraph_finalize_compilation_unit): ... here.
23463 (cgraph_expand_function): Remove forgoten commented out line.
23464 (cgraph_optimize): Analyze functions.
23466 2007-01-08 Jan Hubicka <jh@suse.cz>
23468 * tree-pas.h (TODO_remove_function): New flag.
23469 (TODO_update*): Renumber.
23470 (pass_ipa_increase_alignment,
23471 pass_ipa_function_and_variable_visibility): New passes.
23472 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
23473 (cgraph_function_and_variable_visibility): Move to ipa.c
23474 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
23475 cgraph_increase_alignment.
23476 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
23477 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
23478 calling tree-inline.
23479 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
23480 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
23481 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
23482 (gate_increase_alignment): New function.
23483 (pass_ipa_increase_alignment): New pass.
23484 * ipa.c: Inline tree-pass.h and timevar.h
23485 (function_and_variable_visibility): Move here from cgraphunit.c
23486 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
23487 * passes.c (init_optimization_passes): Add the two new passes.
23488 (execute_todo): Handle cgraph_remove_functions.
23490 2007-01-08 Nick Clifton <nickc@redhat.com>
23492 * config/frv/predicates.md (reg_or_0_operand): Accept
23495 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
23497 * config/bfin/rtems.h, config/bfin/t-rtems: New.
23498 * config.gcc: Add bfin*-rtems*.
23500 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
23502 * c.opt: Add -flax-vector-conversions.
23503 * c-typeck.c (convert_for_assignment): Pass flag to
23504 vector_types_convertible_p to allow emission of note.
23505 (digest_init): Likewise.
23506 * c-opts.c: Handle -flax-vector-conversions.
23507 * c-common.c (flag_lax_vector_conversions): New.
23508 (vector_types_convertible_p): Unless -flax-vector conversions
23509 has been passed, disallow conversions between vectors with
23510 differing numbers of subparts and/or element types. If such
23511 a conversion is disallowed, possibly emit a note on the first
23512 occasion only to inform the user of -flax-vector-conversions.
23513 The new last argument specifies this.
23514 * c-common.h (flag_lax_vector_conversions): New.
23515 (vector_types_convertible_p): Add extra argument.
23516 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
23517 char_type_node for V*QI type vectors.
23518 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
23519 Update to satisfy new typechecking rules.
23520 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
23521 C and C++ variants.
23522 * doc/invoke.texi (C Dialect Options): Document
23523 -flax-vector-conversions.
23525 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
23527 PR tree-optimization/29877
23528 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
23529 a register variable on the RHS to not be replaceable.
23531 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
23532 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
23533 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
23534 const_simm15, const_pow2, const_npow2): Added.
23535 * config/score/misc.md (insv, extv, extzv, movmemsi,
23536 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
23537 * config/score/score.c (score_address_cost, score_select_cc_mode):
23539 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
23540 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
23541 Update score_print_operand.
23542 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
23543 Adjust register allocate order and update some macro define.
23544 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
23545 mdx_block_move_straight, mdx_block_move_loop_head,
23546 mdx_block_move_loop_body, mdx_block_move_loop_foot,
23547 mdx_block_move_loop, mdx_block_move): Added.
23548 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
23549 mdp_limm): Updated and fix some bug and typo.
23550 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
23551 (movsf, movdf, doloop_end): Added.
23553 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
23555 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
23556 config/arm/thumb2.md: Fix comment typos.
23557 * doc/extend.texi: Fix a typo.
23559 2007-01-07 Eric Christopher <echristo@apple.com>
23561 * configure.ac: Check for __stack_chk_fail for darwin.
23562 * configure: Regenerate.
23564 2007-01-07 Richard Guenther <rguenther@suse.de>
23566 * tree-vrp.c (extract_range_from_assert): CSE calls to
23567 compare_values where possible.
23568 (extract_range_from_unary_expr): Likewise.
23570 2007-01-07 Anatoly Sokolov <aesok@post.ru>
23572 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
23573 * config/avr/avr.c (call_insn_operand): Delete function.
23574 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
23575 instead of register number. Use predicates.
23576 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
23577 call_insn_operand): Add.
23579 2007-01-06 Jan Hubicka <jh@suse.cz>
23581 * tree-pass.h (pass_build_cgraph_edges): Declare.
23582 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
23583 (visited_nodes): Remove.
23584 (cgraph_create_edges): Move to cgraphbuild.c; rename to
23585 build_cgrpah_edges; make visited_nodes local.
23586 (cgraph_process_new_functions): DO not call initialize_inline_failed.
23587 (record_references_in_initializer): Move to cgraphbuild.c
23588 (initialize_inline_failed, rebuild_cgraph_edges,
23589 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
23590 (verify_cgraph_node): Make visited_nodes local.
23591 (cgraph_analyze_function): Do not call cgraph_create_edges and
23592 initialize_inline_failed.
23593 (cgraph_expand_function): Do not call cgraph_lower_function;
23594 assert that function is already lowered.
23595 * Makefile.in (cgraphbuild.o): New.
23596 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
23597 at the end of lowering passes.
23599 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
23601 * ifcvt.c (cond_move_convert_if_block): New function, code
23602 factored out from...
23603 (cond_move_process_if_block): ...here. Call the new function
23604 on the THEN and ELSE blocks.
23605 (merge_if_block): Do not copy global_live_at_end, merge_blocks
23606 already takes care of this.
23608 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23611 * tree.h (TREE_OVERFLOW_P): New.
23612 * c-typeck.c (parser_build_unary_op): Warn only if result
23613 overflowed and operands did not.
23614 (parser_build_binary_op): Likewise.
23615 (convert_for_assignment): Remove redundant overflow_warning.
23616 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
23618 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23620 * c-typeck.c (store_init_value): Split over two lines to follow
23621 the GNU coding style.
23623 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
23625 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
23626 __GXX_EXPERIMENTAL_CXX0X__.
23627 * doc/cpp.texi: Same.
23629 2007-01-05 Richard Guenther <rguenther@suse.de>
23631 PR middle-end/27826
23632 * tree.c (get_narrower): Do not construct COMPONENT_REFs
23633 with mismatched types. Instead explicitly build a
23634 conversion NOP_EXPR.
23636 2007-01-05 Ian Lance Taylor <iant@google.com>
23638 * c-common.c (decl_with_nonnull_addr_p): New function.
23639 (c_common_truthvalue_conversion): Call it.
23640 * c-typeck.c (build_binary_op): Likewise.
23641 * c-common.h (decl_with_nonnull_addr_p): Declare.
23643 2007-01-05 Jakub Jelinek <jakub@redhat.com>
23646 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
23649 2007-01-05 Joel Brobecker <brobecker@adacore.com>
23651 * doc/install.texi (Final install): Document the fact that
23652 the GNAT runtime should not be stripped.
23654 2007-01-04 Jan Hubicka <jh@suse.cz>
23656 * tree-inline.c (fold_marked_statements): Update operand caches
23657 and EH after folding
23659 2007-01-04 Ian Lance Taylor <iant@google.com>
23661 * c-common.c (check_function_nonnull): Whitespace fix.
23663 2007-01-04 Jan Hubicka <jh@suse.cz>
23665 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
23666 comitted older version of patch.
23667 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
23668 function, celanup cfg and collect garbage.
23670 2007-01-04 Mike Stump <mrs@apple.com>
23672 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
23675 2007-01-04 Eric Christopher <echristo@apple.com>
23677 * libgcc2.c (__bswapsi2): Use SItype.
23678 (__bswapdi2): Use DItype.
23679 * libgcc2.h: Update for above.
23681 2007-01-04 Paul Brook <paul@codesourcery.com>
23683 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
23684 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
23685 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
23686 umulsidi3, umulsidi3adddi, smulsi3_highpart,
23687 umulsi3_highpart): Make conditional on !arm_arch6.
23688 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
23689 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
23690 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
23691 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
23692 umulsi3_highpart_v6): New insns.
23694 2007-01-04 Roger Sayle <roger@eyesopen.com>
23696 * fold-const.c (fold_convert): When casting an expression to void,
23697 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
23698 have a type. Instead of attempting to build a NOP_EXPR, return
23699 these "special" trees directly.
23701 2007-01-04 Joseph Myers <joseph@codesourcery.com>
23703 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
23704 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
23705 rs6000_cost->fp not 0 as adjustment for outer NEG.
23707 2007-01-04 Jan Hubicka <jh@suse.cz>
23709 * cgraph.c (cgraph_release_function_body): New function.
23710 (cgraph_remove_node): Use it.
23711 * cgraph.h (cgraph_release_function_body): Declare.
23712 * cgraphunit.c (cgraph_expand_function): Use it.
23713 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
23714 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
23715 is initialized and while compilation of other function is running.
23716 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
23717 statement CFG annotations from here to ...
23718 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
23720 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
23722 * cfgloop.h (enum li_flags): Make the constants powers of two.
23724 2007-01-04 Jan Hubicka <jh@suse.cz>
23726 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
23728 (fold_marked_statements): New function.
23729 (optimize_inline_calls, tree_function_versioning): Fold new statements.
23730 * tree-inline.h (copy_body_data): Add statements_to_fold.
23732 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
23734 * config.gcc: Mention libgcc/config.host.
23735 * Makefile.in: Update comments mentioning libgcc.
23736 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
23737 (all.cross, start.encap, rest.encap, rest.cross): Update
23738 dependencies for libgcc move.
23739 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
23740 (clean-target, clean-target-libgcc): Delete.
23741 (srcdirify, GCC_EXTRA_PARTS): New macros.
23742 (libgcc-support, libgcc.mvars): New rules.
23743 (distclean): Remove mention of mklibgcc.
23744 (install): Don't reference INSTALL_LIBGCC.
23745 (install-common): Don't reference EXTRA_PARTS.
23746 (install-libgcc, install-multilib): Delete rules.
23747 * mklibgcc.in: Delete file.
23748 * doc/configfiles.texi: Don't mention mklibgcc.
23750 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
23751 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
23752 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
23753 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
23754 (mklibgcc, ldblspecs): Likewise.
23756 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
23757 (posixpre.def): Use $(T).
23758 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
23759 (SHLIB_SRC, SHLIB_INSTALL): Delete.
23760 (SHLIB_LINK): Make dummy.
23761 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
23763 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
23765 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
23766 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
23767 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
23768 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
23770 * configure.ac (all_outputs): Remove mklibgcc.
23771 * configure: Regenerated.
23773 2007-01-03 Josh Conner <jconner@apple.com>
23775 PR middle-end/29683
23776 * calls.c (compute_argument_addresses): Set stack and stack_slot
23777 for partial args, too.
23778 (store_one_arg): Use locate.size.constant for the size when
23779 generating a save_area.
23781 2007-01-03 Robert Kennedy <jimbob@google.com>
23783 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
23784 whose definitions are deleted due to basic block merging.
23786 2007-01-03 Paul Brook <paul@codesourcery.com>
23789 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
23791 (use_return_insn): Return 0 for Thumb interrupt functions.
23792 (print_multi_reg): Add rfe argument for IRQ returns.
23793 (arm_output_epilogue): Pop interrupt return address directly into PC.
23794 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
23796 2007-01-03 Paul Brook <paul@codesourcery.com>
23798 Merge from sourcerygxx-4_1.
23799 * config/arm/thumb2.md: New file.
23800 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
23802 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
23803 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23804 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
23805 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
23807 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23808 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
23810 * config/arm/ieee754-sf.S: Ditto.
23811 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
23812 (thumb1_base_register_rtx_p): ... to this.
23813 (thumb_index_register_rtx_p): Rename...
23814 (thumb1_index_register_rtx_p): ... to this.
23815 (thumb_output_function_prologue): Rename...
23816 (thumb1_output_function_prologue): ... to this.
23817 (thumb_legitimate_address_p): Rename...
23818 (thumb1_legitimate_address_p): ... to this.
23819 (thumb_rtx_costs): Rename...
23820 (thumb1_rtx_costs): ... to this.
23821 (thumb_compute_save_reg_mask): Rename...
23822 (thumb1_compute_save_reg_mask): ... to this.
23823 (thumb_final_prescan_insn): Rename...
23824 (thumb1_final_prescan_insn): ... to this.
23825 (thumb_expand_epilogue): Rename...
23826 (thumb1_expand_epilogue): ... to this.
23827 (arm_unwind_emit_stm): Rename...
23828 (arm_unwind_emit_sequence): ... to this.
23829 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
23830 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
23831 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
23832 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
23833 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
23834 thumb2_output_casesi): New functions.
23835 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
23836 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
23837 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
23838 THUMB2_WORK_REGS): Define.
23839 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
23840 arm_condexec_mask, arm_condexec_masklen)): New variables.
23841 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
23842 (arm_override_options): Check new CPU capabilities.
23843 Set new architecture flag variables.
23844 (arm_isr_value): Handle v7m interrupt functions.
23845 (user_return_insn): Return 0 for v7m interrupt functions. Handle
23847 (const_ok_for_arm): Handle Thumb-2 constants.
23848 (arm_gen_constant): Ditto. Use movw when available.
23849 (arm_function_ok_for_sibcall): Return false for v7m interrupt
23851 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
23852 (thumb_find_work_register, arm_load_pic_register,
23853 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
23854 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
23855 print_multi_reg, output_mov_long_double_fpa_from_arm,
23856 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
23857 output_mov_double_fpa_from_arm, output_move_double,
23858 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
23859 output_return_instruction, arm_output_function_prologue,
23860 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
23861 arm_output_mi_thunk, thumb_set_return_address): Ditto.
23862 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
23863 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
23864 (arithmetic_instr, shift_op): Use arm_shift_nmem.
23865 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
23867 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
23868 (thumb_expand_prologue): Use thumb_set_frame_pointer.
23869 (arm_file_start): Output directive for unified syntax.
23870 (arm_unwind_emit_set): Handle stack alignment instruction.
23871 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
23872 Add v6t2, v7, v7a, v7r and v7m.
23873 (RETLDM): Add Thumb-2 code.
23874 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
23875 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
23876 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
23877 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
23878 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
23879 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
23880 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
23881 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
23882 ADJUST_INSN_LENGTH): Define.
23883 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
23884 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
23885 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
23886 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
23887 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
23888 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
23889 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
23890 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
23891 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
23892 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
23893 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
23894 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
23895 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
23896 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
23897 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
23898 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
23899 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
23901 * config/arm/arm-tune.md: Regenerate.
23902 * config/arm/arm-protos.h: Update prototypes.
23903 * config/arm/vfp.md: Enable patterns for Thumb-2.
23904 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
23905 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
23906 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
23907 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
23908 * config/arm/libunwind.S: Add Thumb-2 code.
23909 * config/arm/constraints.md: Update include Thumb-2.
23910 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
23911 * config/arm/ieee754-df.S: Ditto.
23912 * config/arm/bpabi.S: Ditto.
23913 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
23914 * config/arm/predicates.md (low_register_operand,
23915 low_reg_or_int_operand, thumb_16bit_operator): New.
23916 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
23917 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
23918 * config/arm/t-arm-elf: Add armv7 multilib.
23919 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
23921 (UNSPEC_STACK_ALIGN, ce_count): New.
23922 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
23923 arm_zero_extendsidi2, arm_zero_extendqidi2): New
23925 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
23926 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
23927 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
23928 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
23929 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
23930 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
23932 * doc/extend.texi: Document ARMv7-M interrupt functions.
23933 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
23935 2007-01-03 Jakub Jelinek <jakub@redhat.com>
23937 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
23938 (struct _Unwind_Context): Rename args_size to flags, remove
23939 signal_frame field, add a new args_size field and version field.
23940 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
23941 _Unwind_IsExtendedContext): New inline functions.
23942 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
23943 Assume by_value array is only present if _Unwind_IsExtendedContext.
23944 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
23945 _Unwind_IsSignalFrame.
23946 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
23947 (uw_update_context_1): Use _Unwind_SetSignalFrame.
23948 (uw_init_context_1): Initialize context->flags to
23949 EXTENDED_CONTEXT_BIT.
23950 * config/rs6000/linux-unwind.h (frob_update_context): Use
23951 _Unwind_SetSignalFrame.
23953 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23955 PR middle-end/30353
23956 * gimplify.c (gimplify_modify_expr_complex_part): Move below
23957 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
23960 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
23962 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
23963 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
23964 RET, AT_SP): Remove.
23965 * config/i386/i386.md (*sse_prologue_save_insn): Use return
23968 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23969 * cfgbuild.c (find_basic_blocks): Likewise.
23970 * cfgrtl.c (rtl_create_basic_block): Likewise.
23971 * function.c (temp_slots_at_level): Likewise.
23972 * reg-stack.c (stack_regs_mentioned): Likewise.
23973 * regclass.c (allocate_reg_info): Likewise.
23974 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23975 set_bb_for_stmt, move_block_to_fn): Likewise.
23976 * tree-complex.c (tree_lower_complex): Likewise.
23977 * vec.h (VEC_safe_grow_cleared): New.
23979 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
23981 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
23983 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
23984 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
23986 * cfgloopmanip.c (scale_loop_frequencies): Export.
23987 (loopify): Scale the frequencies by prescribed coefficients.
23988 (set_zero_probability): New function.
23989 (duplicate_loop_to_header_edge): Improve updating of frequencies.
23990 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
23991 and frequencies according to arguments.
23992 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
23994 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
23995 * modulo-sched.c (sms_schedule): Set probabilities for entering
23996 versioned loop correctly.
23997 * tree-vect-transform.c (vect_transform_loop): Ditto.
23998 * cfgloop.h (loopify, loop_version): Declaration changed.
23999 (scale_loop_frequencies): Declared.
24001 2007-01-02 Jan Hubicka <jh@suse.cz>
24003 * cgraph.c: Include tree-flow.h
24004 (cgraph_add_new-function): Handle IPA_SSA mode; execute
24005 early_local_passes.
24006 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
24007 * tree-pass.h (pass_all_early_optimizations): Declare.
24008 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
24009 early_local_passes.
24010 (cgraph_analyze_function): Do early_local_passes.
24011 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24012 Do not add referenced vars.
24013 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
24015 (gate_all_early_local_passes): New gate.
24016 (pass_early_local_passes): Use new gate.
24017 (execute_early_local_optimizations): New functions.
24018 (gate_all_early_optimizations): New gate.
24019 (pass_all_early_optimizations): New pass.
24020 (execute_free_datastructures): Free SSA only when initialized.
24021 (gate_init_datastructures): Init only when optimizing.
24022 (tree_lowering_passes): Do early local passes when called late.
24023 * tree-profile.c (do_tree_profiling): Don't profile functions added
24025 (do_early_tree_profiling, pass_early_tree_profile): Kill.
24026 * tree-cfg.c (update_modified_stmts): Do not update when operands are
24028 * passes.c (init_optimizations_passes): Reorder so we go into SSA
24029 during early_local_passes.
24030 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
24033 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24035 * Makefile.in: Update copyright year.
24037 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24039 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
24040 in $(lang_checks) and check-consistency targets.
24042 2007-01-02 Jan Hubicka <jh@suse.cz>
24044 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24045 Do not add referenced vars.
24046 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
24048 * passes.c (init_optimization_passes): Put mudflap_2 after
24049 free_datastructures.
24051 2007-01-02 Jan Hubicka <jh@suse.cz>
24053 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
24054 Set NOTHROW flag on call statements proved to be nothrow.
24055 Update statement of local calls so new pure/const functions are
24056 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
24058 (tree_rest_of_compilation): Register hooks and initialize bitmap
24059 early. Do not set after_inlining flag.
24061 2007-01-02 Steve Ellcey <sje@cup.hp.com>
24063 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
24064 HOST_BITS_PER_LONGLONG
24066 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24069 * c-typeck.c (store_init_value): Don't emit pedantic overflow
24070 warning for non-static initializers.
24072 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
24074 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
24075 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
24076 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
24077 Always use set_unique_reg_note to add REG_EQUAL notes.
24079 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24082 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24084 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24085 * cfgbuild.c (find_basic_blocks): Likewise.
24086 * cfgrtl.c (rtl_create_basic_block): Likewise.
24087 * function.c (temp_slots_at_level): Likewise.
24088 * reg-stack.c (stack_regs_mentioned): Likewise.
24089 * regclass.c (allocate_reg_info): Likewise.
24090 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24091 set_bb_for_stmt, move_block_to_fn): Likewise.
24092 * tree-complex.c (tree_lower_complex): Likewise.
24093 * vec.h (VEC_safe_grow_cleared): New.
24095 2007-01-02 Ian Lance Taylor <iant@google.com>
24097 * c-common.c (c_common_truthvalue_conversion): When warning about
24098 using an assignment as a truth value, set TREE_NO_WARNING.
24100 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24103 * c.opt (Wold-style-declaration): New.
24104 * doc/invoke.texi (C-only Warning Options): New.
24105 (Wold-style-declaration): Document it.
24106 (Wextra): Enabled by -Wextra.
24107 * c-opts.c (c_common_post_options): Enabled by -Wextra.
24108 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
24109 -Wold-style-declaration.
24111 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24113 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24114 * cfgbuild.c (find_basic_blocks): Likewise.
24115 * cfgrtl.c (rtl_create_basic_block): Likewise.
24116 * function.c (temp_slots_at_level): Likewise.
24117 * reg-stack.c (stack_regs_mentioned): Likewise.
24118 * regclass.c (allocate_reg_info): Likewise.
24119 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24120 set_bb_for_stmt, move_block_to_fn): Likewise.
24121 * tree-complex.c (tree_lower_complex): Likewise.
24122 * vec.h (VEC_safe_grow_cleared): New.
24124 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
24126 * c-common.c (c_common_nodes_and_builtins): Since variants of
24127 void_type_node get built before it is given a name, we need to
24128 give those variants the name, too.
24129 (complete_array_type): We need to work with the canonical main
24130 type of the array, from which we will build the qualified version.
24131 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
24132 * print-tree.c (print_node): Display canonical type information
24134 * stor-layout.c (layout_type): When we don't know the
24135 alignment of a type for which we're building an array, we end up
24136 guessing wrong, so make the type require structural equality.
24137 * tree.c (make_node_stat): When we build a new type, it is its
24138 own canonical type.
24139 (build_type_attribute_qual_variant): When building an attribute
24140 variant, its canonical type is the non-attribute variant. However,
24141 if the attributes are target-dependent and they differ, we need to
24142 use structural equality checks for this type.
24143 (build_qualified_type): A qualified type is not equivalent to its
24144 unqualified variant; set the canonical type appropriately.
24145 (build_distinct_type_copy): When building a distinct type from
24146 another type, the new type is its own canonical type.
24147 (build_variant_type_copy): When building a new type variant, we
24148 assume that it is equivalent to the original type.
24149 (build_pointer_type_for_mode): When building a pointer type, also
24150 build a canonical type pointer.
24151 (build_reference_type_for_mode): When building a reference type,
24152 also build a canonical type reference.
24153 (build_index_type): When we can't hash an index type (e.g.,
24154 because its maximum value is negative), the index type requires
24155 structural equality tests.
24156 (build_array_type): Build the canonical form of an array type.
24157 (build_function_type): Function types require structural equality,
24158 because they contain default arguments, attributes, etc.
24159 (build_method_type_directly): Ditto for method types.
24160 (build_offset_type): Build the canonical offset type.
24161 (build_complex_type): Build the canonical vector type.
24162 (make_vector_type): Build the canonical vector type.
24163 * tree.h (TYPE_CANONICAL): New.
24164 (TYPE_STRUCTURAL_EQUALITY_P): New.
24165 (SET_TYPE_STRUCTURAL_EQUALITY): New.
24166 (struct tree_type): Added "canonical" field.
24167 * params.h (VERIFY_CANONICAL_TYPES): New.
24168 * doc/c-tree.texi (TYPE_CANONICAL): Document.
24169 (TYPE_STRUCTURAL_EQUALITY_P): Document.
24170 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
24171 * doc/invoke.texi (verify-canonical-types): Document --param
24172 parameter for verifying canonical types.
24174 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24176 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
24177 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
24178 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
24179 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
24181 * config/rs6000/e500.h: New.
24182 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
24183 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
24185 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
24186 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
24187 TARGET_E500_DOUBLE): Remove.
24188 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
24189 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
24190 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
24191 * config/rs6000/rs6000.c (rs6000_override_options): Use
24192 CHECK_E500_OPTIONS.
24194 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24196 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
24197 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
24198 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
24199 rs6000_emit_cmove): Don't check TARGET_E500.
24200 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
24201 sordered): Don't check TARGET_E500.
24203 2007-01-01 Eric Christopher <echristo@apple.com>
24205 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
24206 HARD_REGISTER_NUM_P.
24208 2007-01-01 Roger Sayle <roger@eyesopen.com>
24210 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
24211 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
24212 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
24215 2007-01-01 Mike Stump <mrs@apple.com>
24217 * configure.ac: Remove support for building with Apple's gcc-3.1.
24219 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24221 PR middle-end/30311
24222 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
24223 REG is a hard register. Do not modify REG before calling
24225 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
24226 multiple of the size of YMODE for certain lowpart cases.
24228 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24230 PR middle-end/30253
24231 * gimplify (voidify_wrapper_expr): Update for
24232 GIMPLE_MODIFY_STMT.
24234 2007-01-01 Andreas Schwab <schwab@suse.de>
24237 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
24238 save of BR0 in extra_spill_size instead of spill_size.
24239 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
24241 (ia64_expand_epilogue): Restore BR0 from its new location.
24243 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24245 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
24246 Use a temporary variable if the left hand side is not a gimple
24249 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24251 * gimplify.c (gimplify_return_expr): Make the temporary variable
24252 for the return expression, a gimple register variable.
24254 2007-01-01 Jan Hubicka <jh@suse.cz>
24256 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
24259 2007-01-01 Mike Stump <mrs@apple.com>
24261 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
24263 * config/darwin.c (machopic_select_rtx_section): Use
24264 HAVE_GAS_LITERAL16.
24265 (darwin_mergeable_constant_section): Likewise.
24266 * configure: Regenerate.
24267 * config.in: Regenerate.
24269 2007-01-01 Jan Hubicka <jh@suse.cz>
24270 Andrew Pinski <pinskia@gmail.com>
24272 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
24273 before starting IPA passes.