1 2008-04-30 Alan Modra <amodra@bigpond.net.au>
3 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
4 (rs6000_emit_epilogue): Use backchain to restore only when we
5 have a large frame. Make use of frame pointer to restore if we
6 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
8 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
10 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
11 Add mode to zero_extract.
12 (sign bit tests peepholes): (Ditto.).
14 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
16 * config/i386/i386.c (ix86_builtins): Replace Prescott New
17 Instructions in comments with SSE3.
18 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
19 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
20 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
21 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
22 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
23 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
24 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
25 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
26 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
27 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
28 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
29 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
30 (bdesc_sse_args): Renamed to ...
31 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
32 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
33 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
35 (bdesc_1arg): Moved to ...
37 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
38 Instructions in comments with SSE3.
39 (ix86_expand_sse_operands_builtin): Renamed to ...
40 (ix86_expand_args_builtin): This. Updated.
41 (ix86_expand_unop1_builtin): Update comments.
42 (ix86_expand_builtin): Updated.
44 2008-04-29 Richard Guenther <rguenther@suse.de>
46 PR tree-optimization/36078
47 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
48 Update virtual SSA form after cleaning up the CFG.
50 2008-04-29 Richard Guenther <rguenther@suse.de>
53 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
55 2008-04-29 Richard Guenther <rguenther@suse.de>
57 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
58 (compute_may_aliases): Do not call finalize_ref_all_pointers.
59 (compute_flow_insensitive_aliasing): Do not treat
60 PTR_IS_REF_ALL pointers special.
61 (get_smt_for): Likewise.
62 (may_alias_p): Re-structure.
63 (is_escape_site): A ref-all pointer conversion is not an escape site.
64 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
65 PTR_IS_REF_ALL pointers special.
66 * tree-ssa-structalias.h (struct alias_info): Remove
67 ref_all_symbol_mem_tag field.
68 (PTR_IS_REF_ALL): Remove.
70 2008-04-29 Richard Guenther <rguenther@suse.de>
73 * fold-const.c (extract_muldiv_1): In combining division constants
74 make sure to never overflow.
76 2008-04-29 Nick Clifton <nickc@redhat.com>
78 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
80 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
83 * optc-gen.awk: Work around HP-UX/IA awk bug.
85 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
87 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
90 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
94 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
95 Change operand 1 predicate to nonimmediate_operand.
97 2008-04-28 Jakub Jelinek <jakub@redhat.com>
100 * dwarf2out.c (struct die_struct): Mark as chain_circular through
102 * gengtype.c (walk_type, write_func_for_structure): Handle
104 * doc/gty.texi: Document chain_circular.
106 2008-04-28 Richard Guenther <rguenther@suse.de>
108 PR tree-optimization/36066
109 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
112 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
115 * config/i386/i386.md
116 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
117 Use match_scratch instead of match_operand for operands 3 and 4.
119 2008-04-27 Richard Guenther <rguenther@suse.de>
121 PR tree-optimization/18754
122 PR tree-optimization/34223
123 * tree-pass.h (pass_complete_unrolli): Declare.
124 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
125 loop size before and after unconditionally of UL_NO_GROWTH in effect.
126 Rewrite loop into loop closed SSA form if it is not already.
127 (tree_unroll_loops_completely): Re-structure to iterate over
128 innermost loops with intermediate CFG cleanups.
129 Unroll outermost loops only if requested or the code does not grow
131 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
133 (tree_vectorize): Instead do so here.
134 (tree_complete_unroll): Also unroll outermost loops.
135 (tree_complete_unroll_inner): New function.
136 (gate_tree_complete_unroll_inner): Likewise.
137 (pass_complete_unrolli): New pass.
138 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
139 uses outside of the loop.
140 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
141 form if it is available.
142 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
143 * passes.c (init_optimization_passes): Schedule complete inner
144 loop unrolling pass before the first CCP pass after final inlining.
146 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
148 * targhooks.h (default_emutls_var_fields,
149 default_emutls_var_init): Declare.
150 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
151 * target.h (struct gcc_target): Add struct emutls member.
152 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
153 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
154 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
155 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
156 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
157 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
158 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
159 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
160 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
161 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
162 emit debug information.
163 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
164 * varasm.c: Include targhooks.h.
165 (emutls_object_section, emutls_tmpl_section): New.
166 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
167 (EMUTLS_SEPARATOR): New.
169 (get_emutls_object_name): New.
170 (default_emutls_var_fields): New, broken out of ...
171 (get_emutls_object_type): ... here. Adjust to use target hooks.
172 (get_emutls_init_templ_addr): Adjust to use target hooks.
173 (emutls_decl): Adjust to use target hooks.
174 (emutls_finish): Likewise.
175 (default_emutls_var_init): New, broken out of ...
176 (assemble_variable): ... here. Adjust to use target hooks.
177 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
179 * c-common.c (handle_section_attribute): Prevent overriding
180 sections for emulated tls with special sections.
181 * config/i386/i386.c (x86_64_elf_select_section): Add
182 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
183 (x86_64_elf_unique_section): Likewise.
184 * config/vxworks.c: Include tree.h.
185 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
186 (vxworks_override_options): Set TLS scheme.
187 * doc/tm.texi (Emulated TLS): New node.
189 2008-04-26 Simon Baldwin <simonb@google.com>
192 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
193 with propagated string constants.
195 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
197 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
198 constraint for operand 2 when operand 0 is memory operand.
199 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
200 operand 0 is memory operand.
201 (fix_trunc<mode>_i387_with_temp): Ditto.
202 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
203 operand 2 when operand 1 is memory operand.
204 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
205 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
206 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
207 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
208 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
209 operands 2,3 and 4 when operand 1 is memory operand.
210 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
212 (fistdi2_floor_with_temp): Ditto.
213 (fist<mode>2_floor_with_temp): Ditto.
214 (fistdi2_ceil_with_temp): Ditto.
215 (fist<mode>2_ceil_with_temp): Ditto.
216 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
218 2008-04-26 David Daney <ddaney@avtrex.com>
220 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
222 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
223 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
224 UNSPEC_UPDATE_GOT_VERSION): Renumber.
225 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
226 (compare_and_swap_12): New insn.
227 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
228 * config/mips/mips.c (mips_force_binary): New function.
229 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
230 (mips_expand_compare_and_swap_12): New function.
231 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
233 2008-04-25 Jan Hubicka <jh@suse.cz>
236 * cfgexpand.c (pass_expand): Turn into RTL pass.
237 * passes.c (execute_one_pass): Do pass typechecking after execution.
238 * tree-pass.h (pass_expand): Turn into RTL pass.
240 * function.h (struct rtl_data): Move here fields
241 accesses_prior_frames, calls_eh_return, saves_all_registers,
242 has_nonlocal_goto, has_asm_statement, is_thunk,
243 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
244 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
245 arg_pointer_save_area_init from struct function; turn into bool.
246 (struct function): Move
247 calls_eh_return, saves_all_registers, has_nonlocal_goto,
248 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
249 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
250 tail_call_emit, arg_pointer_save_area_init
251 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
252 (current_function_returns_struct, current_function_returns_pcc_struct,
253 current_function_calls_setjmp, current_function_calls_alloca,
254 current_function_accesses_prior_frames,
255 current_function_calls_eh_return, current_function_is_thunk,
256 current_function_stdarg, current_function_profile,
257 current_function_limit_stack, current_function_uses_pic_offset_table,
258 current_function_uses_const_pool, current_function_has_nonlocal_label,
259 current_function_saves_all_registers,
260 current_function_has_nonlocal_goto,
261 current_function_has_asm_statement): Remove accesor macros.
262 * ra-conflict.c (global_conflicts): Update.
263 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
264 (suitable_for_tail_call_opt_p): Update.
265 * builtins.c (expand_builtin_return_addr): Update.
266 (expand_builtin_setjmp_setup): Update.
267 (expand_builtin_nonlocal_goto): Update.
268 * final.c (final_start_function): Update.
269 (profile_function): Update.
270 (leaf_function_p): Update.
271 (only_leaf_regs_used): Update.
272 * df-scan.c (df_get_exit_block_use_set): Update.
273 * dojump.c (clear_pending_stack_adjust): Update.
274 * tree-stdarg.c (gate_optimize_stdarg): Update.
275 * gimple-low.c (lower_function_body): Update.
276 * global.c (compute_regsets): Update.
277 (global_alloc): Update.
278 * dwarf2out.c (dwarf2out_begin_prologue): Update.
279 * expr.c (expand_assignment): Update.
280 * dse.c (dse_step0): Update.
282 * c-decl.c (store_parm_decls): Update.
283 * local-alloc.c (combine_regs): Update.
284 (find_free_reg): Update.
285 * function.c (assign_parms_augmented_arg_list): Update.
286 (assign_parm_find_data_types): Update.
287 (assign_parms): Update.
288 (allocate_struct_function): Update.
289 (expand_function_start): Update.
290 (expand_function_end): Update.
291 (get_arg_pointer_save_area): Update.
292 (thread_prologue_and_epilogue_insns): Update.
293 (rest_of_match_asm_constraints): Update.
294 * stor-layout.c (variable_size): Update.
295 * gcse.c (gcse_main): Update.
296 (bypass_jumps): Update.
297 * gimplify.c (gimplify_function_tree): Update.
298 * calls.c (emit_call_1): Update.
299 (expand_call): Update.
300 * bt-load.c (compute_defs_uses_and_gen): Update.
301 * except.c (sjlj_assign_call_site_values): Update.
302 (sjlj_emit_function_enter): Update.
303 (can_throw_external): Update.
304 (set_nothrow_function_flags): Update.
305 (expand_builtin_unwind_init): Update.
306 (expand_eh_return): Update.
307 (convert_to_eh_region_ranges): Update.
308 (output_function_exception_table): Update.
309 * emit-rtl.c (gen_tmp_stack_mem): Update.
310 * cfgexpand.c (expand_used_vars): Update.
311 (tree_expand_cfg): Update.
312 * cfgcleanup.c (rest_of_handle_jump): Update.
313 * explow.c (allocate_dynamic_stack_space): Update.
314 * varasm.c (assemble_start_function): Update.
315 (force_const_mem): Update.
316 (mark_constant_pool): Update.
317 * tree-optimize.c (tree_rest_of_compilation): Update.
318 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
319 * tree-cfg.c (notice_special_calls): Update.
320 (is_ctrl_altering_stmt): Update.
321 (tree_can_make_abnormal_goto): Update.
322 (tree_purge_dead_abnormal_call_edges): Update.
323 * config/alpha/predicates.md: Update.
324 * config/alpha/alpha.c (alpha_sa_mask): Update.
325 (alpha_sa_size): Update.
326 (alpha_does_function_need_gp): Update.
327 (alpha_expand_prologue): Update.
328 (alpha_start_function): Update.
329 (alpha_output_function_end_prologue): Update.
330 (alpha_expand_epilogue): Update.
331 * config/frv/frv.c (frv_stack_info): Update.
332 (frv_expand_epilogue): Update.
333 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
334 (s390_register_info): Update.
335 (s390_frame_info): Update.
336 (s390_init_frame_layout): Update.
337 (s390_can_eliminate): Update.
339 * config/spu/spu.c (spu_split_immediate): Update.
340 (need_to_save_reg): Update.
341 (spu_expand_prologue): Update.
342 (spu_expand_epilogue): Update.
343 * config/sparc/sparc.md: Update.
344 * config/sparc/sparc.c (eligible_for_return_delay): Update.
345 (sparc_tls_got): Update.
346 (legitimize_pic_address): Update.
347 (sparc_emit_call_insn): Update.
348 (sparc_expand_prologue): Update.
349 (output_return): Update.
350 (print_operand): Update.
351 (sparc_function_ok_for_sibcall): Update.
352 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
353 * config/m32r/m32r.md: Update.
354 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
355 (m32r_compute_frame_size): Update.
356 (m32r_expand_prologue): Update.
357 (m32r_expand_epilogue): Update.
358 (m32r_legitimize_pic_address): Update.
359 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
360 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
361 * config/i386/i386.c (ix86_frame_pointer_required): Update.
363 (ix86_save_reg): Update.
364 (ix86_compute_frame_layout): Update.
365 (ix86_expand_prologue): Update.
366 (ix86_expand_epilogue): Update.
367 * config/sh/sh.c (output_stack_adjust): Update.
368 (calc_live_regs): Update.
369 (sh5_schedule_saves): Update.
370 (sh_expand_prologue): Update.
371 (sh_expand_epilogue): Update.
372 (sh_setup_incoming_varargs): Update.
373 (sh_allocate_initial_value): Update.
374 (sh_get_pr_initial_val): Update.
375 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
376 * config/sh/sh.md (label:): Update.
377 * config/avr/avr.c (out_movhi_mr_r): Update.
378 * config/crx/crx.h (enum): Update.
379 * config/xtensa/xtensa.h (along): Update.
380 * config/stormy16/stormy16.c Update.
381 (xstormy16_compute_stack_layout): Update.
382 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
383 (fr30_expand_prologue): Update.
384 * config/cris/cris.c (cris_conditional_register_usage): Update.
385 (cris_reg_saved_in_regsave_area): Update.
386 (cris_initial_frame_pointer_offset): Update.
387 (cris_simple_epilogue): Update.
388 (cris_expand_prologue): Update.
389 (cris_expand_epilogue): Update.
390 (cris_expand_pic_call_address): Update.
391 (cris_asm_output_symbol_ref): Update.
392 (cris_asm_output_label_ref): Update.
393 * config/cris/cris.md Update.
394 * config/iq2000/iq2000.c (compute_frame_size): Update.
395 (iq2000_expand_epilogue): Update.
396 * config/mt/mt.h (save_direction): Update.
397 * config/mn10300/mn10300.c (mn10300_function_value): Update.
398 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
399 (ia64_secondary_reload_class): Update.
400 * config/m68k/m68k.c (m68k_save_reg): Update.
401 (m68k_expand_prologue): Update.
402 (m68k_expand_epilogue): Update.
403 (legitimize_pic_address): Update.
404 * config/rs6000/rs6000.c (rs6000_got_register): Update.
405 (first_reg_to_save): Update.
406 (first_altivec_reg_to_save): Update.
407 (compute_vrsave_mask): Update.
408 (compute_save_world_info): Update.
409 (rs6000_stack_info): Update.
410 (spe_func_has_64bit_regs_p): Update.
411 (rs6000_ra_ever_killed): Update.
412 (rs6000_emit_eh_reg_restore): Update.
413 (rs6000_emit_allocate_stack): Update.
414 (rs6000_emit_prologue): Update.
415 (rs6000_emit_epilogue): Update.
416 (rs6000_output_function_epilogue): Update.
417 (output_profile_hook): Update.
418 (rs6000_elf_declare_function_name): Update.
419 * config/rs6000/rs6000.h (rs6000_args): Update.
420 * config/rs6000/rs6000.md: Update.
421 * config/mcore/mcore.c (mcore_expand_prolog): Update.
422 * config/arc/arc.c (arc_output_function_epilogue): Update.
423 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
424 * config/darwin.c (machopic_function_base_name): Update.
425 * config/score/score3.c (score3_compute_frame_size): Update.
428 (score3_epilogue): Update.
429 * config/score/score7.c (score7_compute_frame_size): Update.
430 (score7_prologue): Update.
431 (score7_epilogue): Update.
432 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
433 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
434 * config/arm/arm.c (use_return_insn): Update.
435 (require_pic_register): Update.
436 (arm_load_pic_register): Update.
437 (arm_compute_save_reg0_reg12_mask): Update.
438 (arm_compute_save_reg_mask): Update.
439 (thumb1_compute_save_reg_mask): Update.
440 (output_return_instruction): Update.
441 (arm_output_function_prologue): Update.
442 (arm_output_epilogue): Update.
443 (arm_get_frame_offsets): Update.
444 (arm_expand_prologue): Update.
445 (thumb_pushpop): Update.
446 (thumb_exit): Update.
447 (thumb1_expand_prologue): Update.
448 (thumb1_expand_epilogue): Update.
449 (arm_unwind_emit): Update.
450 (arm_output_fn_unwind): Update.
451 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
452 * config/arm/arm.md: Update.
453 * config/pa/pa.md: Update.
454 * config/pa/pa.c (legitimize_pic_address): Update.
455 (compute_frame_size): Update.
456 (hppa_expand_prologue): Update.
457 (hppa_expand_epilogue): Update.
458 (borx_reg_operand): Update.
459 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
460 (HARD_REGNO_RENAME_OK): Update.
461 * config/mips/mips.c (mips_global_pointer): Update.
462 (mips_save_reg_p): Update.
463 (mips_compute_frame_info): Update.
464 (mips_frame_pointer_required): Update.
465 (mips_expand_prologue): Update.
466 (mips_expand_epilogue): Update.
467 (mips_can_use_return_insn): Update.
468 (mips_reorg_process_insns): Update.
469 * config/v850/v850.c (compute_register_save_size): Update.
470 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
471 * config/mmix/mmix.c (along): Update.
472 (mmix_expand_epilogue): Update.
473 * config/bfin/bfin.c (legitimize_pic_address): Update.
474 (must_save_p): Update.
475 (stack_frame_needed_p): Update.
476 (add_to_reg): Update.
477 (bfin_expand_prologue): Update.
478 * stmt.c (expand_asm_operands): Update.
479 * reload1.c (reload): Update.
480 (init_elim_table): Update.
482 2008-04-25 Bob Wilson <bob.wilson@acm.org>
484 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
486 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
488 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with
490 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
491 (mov<mode>): Removed.
492 (*movv4sf_internal): Likewise.
493 (*movv2df_internal): Likewise.
495 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
497 * config.gcc (crx-*-elf): Remove deprecation.
499 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
501 * config/i386/cygming-crtend.c (register_frame_ctor): Register
502 __gcc_deregister_frame with atexit.
503 (deregister_frame_dtor): Remove.
505 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
506 Nathan Sidwell <nathan@codesourcery.com>
508 * config/rs6000/rs6000.opt (mspe): Remove Var property.
510 * config/rs6000/rs6000.h (rs6000_spe): Declare.
511 (rs6000_isel): Likewise.
512 * config/rs6000/rs6000.c (rs6000_spe): New variable.
513 (rs6000_isel): New variable.
514 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
516 2008-04-24 Jakub Jelinek <jakub@redhat.com>
519 * c-common.c (handle_vector_size_attribute): Call
520 lang_hooks.types.reconstruct_complex_type instead of
521 reconstruct_complex_type.
522 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
523 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
524 * langhooks.h (struct lang_hooks_for_types): Add
525 reconstruct_complex_type hook.
526 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
527 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
529 2008-04-24 Richard Guenther <rguenther@suse.de>
531 * c-common.h (check_builtin_function_arguments): Declare.
532 * c-common.c (validate_nargs): New function.
533 (check_builtin_function_arguments): Likewise.
534 * c-typeck.c (build_function_call): Call
535 check_builtin_function_arguments.
536 * builtins.c (fold_builtin_classify): Remove error reporting code.
537 (fold_builtin_unordered_cmp): Likewise.
538 (fold_builtin_1): Likewise.
539 (fold_builtin_n): Likewise.
541 2008-04-24 Jakub Jelinek <jakub@redhat.com>
543 PR tree-optimization/36008
544 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
545 the original op1, rather than delta by step.
547 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
548 Sebastian Pop <sebastian.pop@amd.com>
550 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
551 eliminate_local_variables_stmt, eliminate_local_variables,
552 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
553 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
554 of code delimited by two edges in the CFG.
555 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
556 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
557 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
558 the case of parallelisation of reductions.
559 (expr_invariant_in_region_p): New.
561 * tree-flow.h (gather_blocks_in_sese_region): Declared.
562 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
564 2008-04-24 Ira Rosen <irar@il.ibm.com>
565 Richard Guenther <rguenther@suse.de>
567 PR tree-optimization/36034
568 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
569 incapable of dealing with loads with gaps.
571 2008-04-24 Rafael Espindola <espindola@google.com>
573 * tree-flow.h (vrp_evaluate_conditional): Change signature.
574 * tree-ssa-propagate.c (fold_predicate_in): Update call to
575 vrp_evaluate_conditional.
576 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
577 (vrp_evaluate_conditional): Split the cond argument.
578 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
579 (simplify_stmt_for_jump_threading): Update call to
580 vrp_evaluate_conditional.
582 2008-04-24 Ira Rosen <irar@il.ibm.com>
584 PR tree-optimization/35982
585 * tree-vect-analyze.c (vect_check_interleaving): Check that the
586 interleaved data-refs are of the same type.
588 2008-04-24 Danny Smith <dannysmith@users.net>
590 * c-format.c (check_format_info_main): Use strncmp rather than a
591 magic prefix to handle multichar length specs.
592 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
593 Don't prefix "I64" and "I32" with '\0'.
595 2008-04-24 Jakub Jelinek <jakub@redhat.com>
598 * config/i386/i386.c (init_cumulative_args): Don't pass anything
599 in registers for -m32 only if stdarg_p (fntype).
601 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
603 PR rtl-optimization/36006
604 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
605 temp to op0 in order to avoid invalid rtx sharing.
607 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
609 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
610 check TREE_INVARIANT.
611 * tree-gimple.c (is_gimple_address): New.
612 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
613 * tree-gimple.h (is_gimple_address): New.
614 * tree.h (decl_address_invariant_p): New.
615 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
616 (build_string): Likewise.
617 (decl_address_invariant_p): New, from is_gimple_invariant_address.
618 (tree_invariant_p_1): Likewise.
620 (tree_invariant_p): New.
621 (skip_simple_arithmetic): Use it.
622 (stabilize_reference_1): Use it.
623 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
625 (build1_stat): Drop code to compute TREE_INVARIANT.
626 (build2_stat): Drop code to compute TREE_INVARIANT.
627 (build3_stat): Drop code to compute TREE_INVARIANT.
628 (build4_stat): Drop code to compute TREE_INVARIANT.
629 (build5_stat): Drop code to compute TREE_INVARIANT.
630 (build7_stat): Drop code to compute TREE_INVARIANT.
631 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
632 * tree.h (struct tree_base): Remove invariant_flag.
633 (TREE_INVARIANT): Remove.
634 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
635 (fold_builtin_expect): Check TREE_CONSTANT.
636 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
637 * c-tree.h (c_expr_to_decl): Drop third parameter.
638 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
639 (build_c_cast): Don't set TREE_INVARIANT.
640 (pop_init_level): Don't set TREE_INVARIANT.
641 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
642 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
644 (gimplify_init_constructor): Don't set TREE_INVARIANT.
645 (gimplify_addr_expr): Adjust comment.
646 * tree-mudflap.c (mf_build_string):
647 * print-tree.c (print_node): Don't print TREE_INVARIANT.
648 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
649 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
650 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
651 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
652 * langhooks.h (struct lang_hooks): Drop third parameter from
655 2008-04-23 Richard Guenther <rguenther@suse.de>
657 PR tree-optimization/27799
658 PR tree-optimization/32921
659 PR tree-optimization/32624
660 * tree-ssa-structalias.c (merge_smts_into): Only merge the
661 SMTs aliases and the tag itself into the solution.
662 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
663 merge the points-to solution back into the SMT aliases.
664 (may_alias_p): Use alias_set_subset_of instead of
665 aliases_conflict_p. A pointer which points to
666 memory with alias set zero may access any variable.
668 2008-04-23 Richard Guenther <rguenther@suse.de>
670 * alias.c (alias_set_subset_of): Correctly handle asking
671 if zero is a subset of an alias set with zero child.
672 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
673 (compute_flow_insensitive_aliasing): Correctly walk all
674 pointers. Do not unnecessarily union sets.
676 2008-04-23 Richard Guenther <rguenther@suse.de>
679 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
681 2008-04-22 Tomas Bily <tbily@suse.cz>
683 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
685 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
687 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
688 * tree-ssa-structalias.c (get_constraint_for): Likewise.
689 * tree-inline.c (estimate_num_insns_1): Likewise.
690 * varasm.c (const_hash_1, compare_constant, copy_constant)
691 (compute_reloc_for_constant, output_addressed_constants): Likewise.
692 * emit-rtl.c (component_ref_for_mem_expr)
693 (set_mem_attributes_minus_bitpos): Likewise.
694 * expr.c (highest_pow2_factor, expand_expr_real_1, )
695 (is_aligning_offset): Likewise.
696 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
697 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
698 * dojump.c (do_jump): Likewise.
699 * builtins.c (get_pointer_alignment, get_memory_rtx)
700 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
701 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
703 2008-04-23 Jakub Jelinek <jakub@redhat.com>
705 PR rtl-optimization/36017
706 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
707 expanding the library call.
709 2008-04-22 Ian Lance Taylor <iant@google.com>
711 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
714 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
716 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
717 of LR/CTR moves for Power6.
719 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
722 * passes.c (init_optimization_passes): Remove
723 pass_fast_rtl_byte_dce.
725 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
728 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
729 builtin functions to generate faster code.
730 (_mm_cvtpu16_ps): Ditto.
731 (_mm_cvtpi32x2_ps): Ditto.
733 2008-04-22 Nick Clifton <nickc@redhat.com>
735 * common.opt (ftree-loop-distribution): Add Optimization
738 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
739 (frv_expand_builtin_va_start): Likewise.
741 * config/arm/arm.c (thumb_find_work_register): Fix location of
742 argument register count.
744 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
746 Support scheduling for ColdFire V1 and V3 microarchitecture.
747 Improve scheduling of multiplication instructions.
749 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
750 (mac): New instruction attribute.
751 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
752 (m68k_sched_mac): New variable.
753 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
754 Handle cfv1 and cfv3.
755 (max_insn_size): New static variable.
756 (struct _sched_ib): New type.
757 (sched_ib): New static variable.
758 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
759 to fields of 'struct _sched_ib sched_ib'. Update all uses.
760 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
762 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
763 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
764 new variables. Update.
765 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
766 Add modeling of cfv3 instruction buffer. Update.
767 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
768 * config/m68k/m68k.h (TUNE_CFV3): New macro.
769 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
770 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
771 a particular reservation applies to.
772 (type2): Reorganize attribute values. Rename alu to alu_reg,
773 alu_l to alu, move_l to omove. Join move to alu. Split mul
775 (cf_ib_*): Simplify description of instruction buffer.
776 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
777 (cf_mem): Split into cf_mem1 and cf_mem2.
778 (cf_v2_move_??): Rename to cfv12_alu_??.
779 (cf_v2_move_l_??): Rename to cfv12_omove_??.
780 (cf_v2_mul_??): Remove reservations.
781 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
782 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
783 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
785 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
786 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
787 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
788 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
789 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
790 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
791 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
792 expansions of the above reservations for instructions of sizes
795 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
797 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
799 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
801 * coverage.c: Include tree-pass.h.
802 (coverage_counter_alloc): Print da_file_name to the dump file.
804 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
806 * sbitmap.c (sbitmap_range_empty_p): New function.
807 * sbitmap.h (sbitmap_range_empty_p): New function.
808 * bitmap.h: Now includes obstack.h.
810 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
811 Kenneth Zadeck <zadeck@naturalbridge.com>
813 * dbgcnt.def (ra_byte_scan): Added.
814 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
815 when the last hit happens for a counter.
816 * timevar.def (TV_DF_BYTE_LR): New variable.
817 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
818 * passes.c (pass_fast_rtl_byte_dce): New pass.
819 * fwprop.c (update_df): Added mode to call df_ref_create.
820 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
821 DF_REF_EXTRACT_OFFSET.
822 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
823 DF_BYTE_LR_OUT, df_byte_lr): New macro.
825 (df_ref_extract): Added mode field.
826 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
827 DF_REF_EXTRACT_OFFSET.
828 (DF_REF_EXTRACT_MODE): New macro.
829 (df_byte_lr_bb_info): New structure.
830 (df_print_byte_regset, df_compute_accessed_bytes,
831 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
832 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
833 df_byte_lr_simulate_uses,
834 df_byte_lr_simulate_artificial_refs_at_top,
835 df_byte_lr_simulate_artificial_refs_at_end,
836 df_compute_accessed_bytes): New function.
837 (df_ref_create): Add parameter.
838 (df_byte_lr_get_bb_info): New inline function.
839 * df-scan.c (df_ref_record, df_uses_record,
840 df_ref_create_structure): Added mode parameter.
841 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
842 df_defs_record, df_uses_record, df_get_conditional_uses,
843 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
844 df_entry_block_defs_collect, df_exit_block_uses_collect):
845 Added mode parameter to calls to df_ref_record, df_uses_record,
846 df_ref_create_structure.
847 (df_ref_equal_p, df_ref_compare): Added test for modes.
848 (df_ref_create_structure): Added code to set mode. Renamed
849 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
850 DF_REF_EXTRACT_OFFSET.
851 * df-core.c (df_print_byte_regset): New function.
852 * df-byte-scan.c: New file.
853 * df-problems.c (df_rd_transfer_function): Removed unnecessary
854 calls to BITMAP_FREE.
855 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
856 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
857 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
858 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
859 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
860 df_byte_lr_local_compute, df_byte_lr_init,
861 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
862 df_byte_lr_transfer_function, df_byte_lr_free,
863 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
864 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
865 df_byte_lr_simulate_uses,
866 df_byte_lr_simulate_artificial_refs_at_top,
867 df_byte_lr_simulate_artificial_refs_at_end): New function.
868 * dce.c (byte_dce_process_block): New function.
869 (dce_process_block): au is now passed in rather than computed
870 locally. Changed loops that look at artificial defs to not look
871 for conditional or partial ones, because there never are any.
872 (fast_dce): Now is able to drive byte_dce_process_block or
873 dce_process_block depending on the kind of dce being done.
874 (rest_of_handle_fast_dce): Add parameter to fast_dce.
875 (rest_of_handle_fast_byte_dce): New function.
876 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
877 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
879 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
882 * gcc.h: Added fortran options that take arguments to
883 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
886 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
888 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
889 scalarization if on the LHS and not a full access.
891 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
893 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
895 2008-04-18 Rafael Espindola <espindola@google.com>
897 * tree-vrp.c (find_case_label_index): Fix the binary search.
898 (find_case_label_range): New.
899 (vrp_visit_switch_stmt): Use find_case_label_range.
900 (simplify_switch_using_ranges): Use find_case_label_range.
902 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
904 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
905 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
907 2008-04-18 Tom Tromey <tromey@redhat.com>
910 * doc/cpp.texi (Implementation-defined behavior): Mention
913 2008-04-18 Ian Lance Taylor <iant@google.com>
915 * fold-const.c (pointer_may_wrap_p): New static function.
916 (fold_comparison): Add another test for pointer overflow. Use
917 pointer_may_wrap_p to disable some false positives.
919 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
921 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
922 (fname_as_string): Match updated cpp_interpret_string prototype.
923 (fix_string_type): Support char16_t* and char32_t*.
924 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
925 derivative) nodes. Register as builtin if C++0x.
926 (c_parse_error): Support CPP_CHAR{16,32}.
927 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
928 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
929 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
930 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
931 CTI_CHAR32_ARRAY_TYPE>: New elements.
932 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
933 char32_type_node, signed_char32_type_node, char16_array_type_node,
934 char32_array_type_node): New defines.
935 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
936 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
937 (lex_string): Support CPP_STRING{16,32}, match updated
938 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
939 (lex_charconst): Support CPP_CHAR{16,32}.
940 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
941 and CPP_STRING{16,32}.
943 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
946 * aclocal.m4: Regenerate.
947 * configure: Regenerate.
949 2008-04-18 Jan Hubicka <jh@suse.cz>
951 * except.c (dw2_size_of_call_site_table,
952 sjlj_size_of_call_site_table): Use vector API for call_site_record.
954 * cgraphbuild.c (build_cgraph_edges): Update.
955 * tree-pass.h: Update comment.
956 * final.c (leaf_function_p): Update.
957 (leaf_renumber_regs): Update.
958 (rest_of_clean_state): Update.
959 * omp-low.c (expand_omp_parallel): Update.
960 * ipa-reference.c (analyze_function): Update.
961 * reorg.c (find_end_label): Update.
962 (optimize_skip): Update.
963 (fill_simple_delay_slots): Update.
964 (fill_simple_delay_slots): Update.
965 (make_return_insns): Update.
966 (dbr_schedule): Update.
967 * gimple-low.c (record_vars_into): Update.
968 * cfgbuild.c (make_edges): Update.
969 * function.c (assign_stack_local): Update.
970 (assign_parm_adjust_stack_rtl): Update.
971 (locate_and_pad_parm): Update.
972 (allocate_struct_function): Do not initialize stack_alignment_needed
973 and preferred_stack_boundary here.
974 (stack_protect_prologue): Update.
975 (stack_protect_epilogue): Update.
976 (expand_function_start): Initialize stack_alignment_needed,
977 preferred_stack_boundary and max_jumptable_ents.
978 (expand_function_end): Update.
979 (free_after_compilation): Do not NULLify epilogue_delay_list.
980 * function.h (struct rtl_data): Add stack_protect_guard,
981 stack_alignment_needed,
982 preferred_stack_boundary, epilogue_delay_list.
983 (struct function): Remove value_histograms, stack_alignment_needed,
984 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
986 unexpanded_var_list, stack_protect_guard.
987 (current_function_epilogue_delay_list): Remove.
988 * ipa-type-escape.c (analyze_function): Update.
989 * gimplify.c (pop_gimplify_context): Update comment.
990 * calls.c (expand_call): Update.
991 (emit_library_call_value_1): Update.
992 * except.c (set_nothrow_function_flags): Update.
993 * cfgexpand.c (get_decl_align_unit): Update.
994 (create_stack_guard): Update.
995 (estimated_stack_frame_size): Update.
996 (expand_used_vars): Update.
997 (tree_expand_cfg): Free histogram earliers, init expansion variables.
998 * explow.c (allocate_dynamic_stack_space): Update.
999 * tree-ssa-live.c (remove_unused_locals): Update.
1000 * varasm.c (mark_constant_pool): Update.
1001 * tree-inline.c (remap_decls): Update.
1002 (initialize_cfun): Update.
1003 (declare_return_variable): Update.
1004 (inline_forbidden_p): Update.
1005 (expand_call_inline): Update.
1006 (declare_inline_vars): Update.
1007 (tree_function_versioning): Update.
1008 * tree-flow.h (value_histograms): New.
1009 (VALUE_HISTOGRAMS): New macro.
1010 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
1012 * tree-cfg.c (set_bb_for_stmt): Update.
1013 (replace_by_duplicate_decl): Update.
1014 (move_block_to_fn): Update.
1015 (new_label_mapper): Update.
1016 (dump_function_to_file): Update.
1017 * ipa-struct-reorg.c (build_data_structure): Update.
1018 * cfgrtl.c (print_rtl_with_bb): Update.
1019 * reload1.c (reload): Update.
1021 * config/i386/i386.c (setup_incoming_varargs_64,
1022 ix86_compute_frame_layout): Update.
1023 * config/arc/arc.c (arc_output_function_epilogue): Update.
1025 2008-04-18 Marius Strobl <marius@FreeBSD.org>
1027 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
1028 for FreeBSD as well.
1029 * gthr-posix95.h: Likewise.
1031 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
1033 PR rtl-optimization/35838
1034 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
1035 out the byte offset of the first subreg.
1037 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
1039 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
1040 to split_ti instead of three separate calls with single member arrays.
1041 (subti3 splitter): Ditto.
1042 (adddi3 splitter): Ditto with split_di.
1043 (subdi3 splitter): Ditto.
1044 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
1045 two separate calls with single member arrays. Swap match_dup
1046 operands 1 and 2 to better fit into the array.
1047 (negdi2 splitter): Ditto with split_di.
1048 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
1049 two separate calls with single member arrays. Swap match_dup operands
1050 6 and 7 to better fit into the array.
1052 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
1054 * config/i386/i386.c (sse_builtin_type): New.
1055 (bdesc_sse_args): Likewise.
1056 (bdesc_sse_3arg): Removed.
1057 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1058 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
1059 IX86_BUILTIN_ROUNDPS.
1060 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
1061 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
1062 IX86_BUILTIN_ROUNDPS.
1063 (ix86_expand_sse_4_operands_builtin): Removed.
1064 (ix86_expand_sse_operands_builtin): New.
1065 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
1066 and CODE_FOR_sse4_1_roundps.
1067 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1068 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
1070 2008-04-17 Alan Modra <amodra@bigpond.net.au>
1073 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
1074 regs before frame pop when needed. If use_backchain_to_restore_sp
1075 then load backchain into a temp reg to restore vr and vrsave. Add
1076 code to restore vr after frame pop if possible.
1078 2008-04-17 Richard Guenther <rguenther@suse.de>
1080 * tree-vn.c (expressions_equal_p): Do not check type
1081 equality or compatibility before calling operand_equal_p.
1082 * fold-const.c (operand_equal_p): Check equivalence of
1083 integer constants before bailing out due to signedness or
1084 precision differences.
1085 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
1086 spurious differences in type qualification. Ignore types
1087 for COMPONENT_REFs at all.
1089 2008-04-17 Christian Bruel <christian.bruel@st.com>
1091 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
1092 msw_skip comparison.
1094 2008-04-16 Jakub Jelinek <jakub@redhat.com>
1097 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
1100 PR tree-optimization/35899
1101 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
1102 rather than TREE_OPERAND.
1104 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
1107 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
1108 temporary registers. Change operand predicate to general_operand.
1109 (remainderxf3): Ditto.
1111 2008-04-16 Richard Guenther <rguenther@suse.de>
1113 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
1114 * tree-affine.c (aff_combination_expand): Look through some
1117 2008-04-15 Doug Kwan <dougkwan@google.com>
1119 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
1121 * tree-pretty-print.c (dump_generic_node): Ditto.
1122 * final.c (output_addr_const): Ditto.
1123 * dwarf2out.c (output_cfi): Ditto.
1124 * c-pretty-print.c (pp_c_integer_constant): Ditto.
1125 * print-rtl.c (print_rtx): Ditto.
1126 * print-tree.c (print_node_brief, print_node): Ditto.
1127 * c-common.c (match_case_to_enum_1): Ditto.
1128 * sched-vis.c (print_value): Ditto.
1129 * config/i386/i386.c (print_operand): Cast to long unsigned int
1132 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
1133 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
1134 MS Windows VirtualProtect function.
1136 2008-04-15 Jan Hubicka <jh@suse.cz>
1138 * gengtype.c (write_root): Param_is argument is OK.
1139 * expr.c (expand_expr_real_1): Update call of get_exception_*.
1140 * function.h: Include varray.h
1141 (rtl_eh): New stucture based on except.c one.
1142 (call_site_record): New forward declaration and vector type.
1143 * calls.c (emit_call_1): Do not call
1144 note_current_region_may_contain_throw.
1145 * except.c (eh_status): Remove cur_region, try_region since they are
1147 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
1148 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
1149 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
1150 Remove call_site_data_used, call_site_data_size.
1151 Turn call_site_record into vector in function.h.
1152 (note_current_region_may_contain_throw): Remove.
1153 (get_exception_pointer, get_exception_filter): Do not take struct
1154 function argument; update.
1155 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
1156 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
1157 build_post_landing_pads, dw2_build_landing_pads,
1158 sjlj_assign_call_site_values, sjlj_mark_call_sites,
1159 sjlj_emit_function_enter, sjlj_emit_function_enter,
1160 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
1161 sjlj_build_landing_pads, finish_eh_generation,
1162 remove_exception_handler_label, remove_eh_handler,
1163 maybe_remove_eh_handler, add_reachable_handler,
1164 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
1165 add_action_record, collect_one_action_chain, add_call_site,
1166 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
1167 sjlj_output_call_site_table, output_function_exception_table,
1168 * except.h (note_current_region_may_contain_throw): Remove
1169 (get_exception_pointer, get_exception_filter): Do not take struct
1171 * Makefile.in (GTFILES): Put varargs before struct function.
1173 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1175 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
1176 punt for STRING_CST.
1177 (get_constraint_for): Deal with STRING_CST here instead.
1179 2008-04-15 Richard Guenther <rguenther@suse.de>
1181 * tree-ssa-propagate.c (substitute_and_fold): Substitute
1182 statements in a basic-block with a backward walk. Do not
1183 substitute into dead statements but instead remove those.
1185 2008-04-15 Richard Guenther <rguenther@suse.de>
1187 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
1188 to zero, thus disable creation of SFTs.
1190 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1192 * tree-predcom.c (suitable_reference_p): Return false if the
1193 reference can throw.
1195 2008-04-15 Jakub Jelinek <jakub@redhat.com>
1198 * c-decl.c (finish_decl): If extern or static var has variable
1199 size, set TREE_TYPE (decl) to error_mark_node.
1201 2008-04-15 Rafael Espindola <espindola@google.com>
1203 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
1206 2008-04-15 Richard Guenther <rguenther@suse.de>
1208 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1209 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
1210 (visit_reference_op_load): Do walk vuse-vdef chains on
1211 vn_reference_lookup.
1212 (visit_reference_op_store): But do not here.
1213 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
1214 vn_reference_lookup.
1215 (vn_lookup_with_vuses): But do so here.
1217 2008-04-14 Ian Lance Taylor <iant@google.com>
1219 * fold-const.c (fold_overflow_warning): Remove assertion.
1221 2008-04-15 Ben Elliston <bje@au.ibm.com>
1223 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
1224 temp1 local variables.
1226 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
1229 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
1230 ".text.unlikely" section as executable.
1232 2008-04-14 James E. Wilson <wilson@tuliptree.org>
1234 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1235 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
1236 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
1237 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
1238 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
1239 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
1240 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
1242 2008-04-14 Ian Lance Taylor <iant@google.com>
1244 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
1245 * fold-const.c (fold_comparison): If appropriate, test
1246 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
1247 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
1248 reassociating a pointer type.
1249 * doc/invoke.texi (Optimize Options): Document that
1250 -fstrict-overflow applies to pointer wraparound.
1252 2008-04-13 Jan Hubicka <jh@suse.cz>
1254 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
1256 2008-04-12 Andrew Pinski <pinskia@gmail.com>
1258 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
1259 we are going to "save the world".
1261 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
1263 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
1264 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
1265 operand 0 constraint, not "=".
1267 2008-04-11 James E. Wilson <wilson@tuliptree.org>
1269 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
1271 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1273 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
1274 of size of positions_needed * CHAR_BIT.
1276 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1279 * dse.c (store_info): Change positions_needed to unsigned
1281 (lowpart_bitmask): New.
1282 (record_store): Cast to unsigned HOST_WIDE_INT for
1283 positions_needed. Assert width <= size of positions_needed *
1284 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
1285 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
1286 lowpart_bitmask to set mask.
1288 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1290 * config/bfin/constraints.md: New file.
1291 * config/bfin/bfin.md: Include it.
1292 (adddi3): Use satisfies_constraint functions instead of the old macros.
1293 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
1294 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
1295 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
1296 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
1297 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
1298 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
1299 EXTRA_CONSTRAINT): Delete.
1300 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
1301 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
1303 * config/bfin/bfin.c: Include "tm-constrs.h".
1304 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
1305 Use satisfies_constraint functions instead of the old macros.
1306 * doc/md.texi (Blackfin Constraints): Update file name reference.
1308 2008-04-11 Richard Guenther <rguenther@suse.de>
1310 PR tree-optimization/35869
1311 * tree-vrp.c (execute_vrp): Move switch statement update after
1312 jump threading. Schedule another cfg cleanup run.
1314 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
1317 * attribs.c (decl_attributes): Return early on errorneous node.
1319 2008-04-10 Oleg Ryjkov <olegr@google.com>
1321 * tree.h (struct tree_base): Added a new flag default_def_flag.
1322 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
1324 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1326 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
1328 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1331 * pa.md: Define mode iterator P. Define mode attribute dwc.
1332 (dcacheflush): Update pattern to use iterator P and attribute dwc.
1333 (icacheflush): Likewise.
1334 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
1335 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
1337 2008-04-11 Ben Elliston <bje@au.ibm.com>
1339 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
1341 2008-04-10 Rafael Espindola <espindola@google.com>
1343 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
1344 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
1345 (extract_range_from_expr): The same.
1347 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1349 * config/mips/mips.md (GPR2): New mode iterator.
1351 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
1352 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
1353 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
1354 Rewrite these to take two modes, the mode of comparison and the
1355 mode of the destination.
1356 * config/mips/mips.c (mips_expand_scc): Instead of having
1357 paradoxical subreg as destination, expand "narrowing" scc if mode
1358 of comparison is SI and target is requested in DI mode.
1359 (mips_emit_int_order_test): Update comment. Make mode of
1360 comparison match CMP0 rather than TARGET. When creating inverse
1361 target use mode of TARGET.
1363 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1365 * gcov-dump.c (tag_summary): Only print summaries for the first
1366 GCOV_COUNTERS_SUMMABLE counters.
1368 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
1370 * config/i386/i386.md (absneg): New code iterator.
1371 (absnegprefix): New code attribute.
1372 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
1373 patterns using absneg code iterator.
1374 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
1375 using absneg code iterator.
1376 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
1377 *neg<mode>2 patterns using absneg code iterator.
1378 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1379 *negextendsfdf2 patterns using absneg code iterator.
1380 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
1381 *negextendsfxf2 patterns using absneg code iterator.
1382 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1383 *negextendsfdf2 patterns using absneg code iterator.
1384 * config/i386/sse.md (<code><mode>2): Macroize expander from
1385 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
1387 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
1389 * config/s390/s390.h: Remove the remains of the recent search
1390 & replace action of current_function_outgoing_args_size.
1392 2008-04-10 Ira Rosen <irar@il.ibm.com>
1394 PR tree-optimization/35821
1395 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
1396 NEW_STMT_LIST is not NULL.
1398 2008-04-09 David Edelsohn <edelsohn@gnu.org>
1401 * toplev.c (process_options): Remove -ffunction-sections debugging
1404 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
1406 PR middle-end/PR28690
1407 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
1408 than gen_rtx_fmt_ee to perform more canonicalizations.
1410 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1413 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
1415 2008-04-09 Richard Guenther <rguenther@suse.de>
1417 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
1418 (dump_function_to_file): Dump function arguments with types.
1420 2008-04-08 Richard Guenther <rguenther@suse.de>
1422 * fold-const.c (fold_widened_comparison): Do not allow
1423 sign-changes that change the result.
1425 2008-04-08 Janis Johnson <janis187@us.ibm.com>
1428 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
1429 kinds of indirect references.
1431 2008-04-08 David Edelsohn <edelsohn@gnu.org>
1433 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
1434 GNU Fortran language string.
1436 2008-04-08 Rafael Espindola <espindola@google.com>
1438 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
1439 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
1440 * tree.h (tree_call_nonnegative_warnv_p): New.
1442 2008-04-08 Jan Hubicka <jh@suse.cz>
1444 * function.c (free_after_compilation): Clear out regno_reg_rtx
1447 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
1450 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1452 PR middle-end/PR28690
1453 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
1454 same precedence as REG_POINTER and MEM_POINTER operands.
1456 2008-04-08 Richard Guenther <rguenther@suse.de>
1459 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
1460 for adding index to base.
1462 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
1464 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
1465 (MINGW_ENABLE_EXECUTE_STACK): New.
1466 (IN_LIBGCC2): For libgcc include windows.h file for
1467 function declarations.
1469 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
1471 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
1472 and tem2 if tem1 is not a REG or MULT.
1474 2008-04-08 Jan Hubicka <jh@suse.cz>
1476 * function.h (incomming_args): Break out of struct function.
1477 (function_subsections): Break out of struct function.
1478 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
1479 return_rtx and hard_reg_initial_vals from struct function.
1480 Kill inl_max_label_num.
1481 (current_function_pops_args, current_function_args_info,
1482 current_function_args_size, current_function_args_size,
1483 current_function_pretend_args_size,
1484 current_function_outgoing_args_size,
1485 current_function_internal_arg_pointer, current_function_return_rtx):
1486 Kill compatibility accestor macros.
1487 * builtins.c (expand_builtin_apply_args_1): Update.
1488 (expand_builtin_next_arg): Update.
1489 * df-scan.c (df_get_call_refs): Update.
1490 * dbxout.c (dbxout_function_end): Update.
1491 * dwarf2out.c (dwarf2out_switch_text_section): Update.
1492 (output_line_info): Update.
1493 (secname_for_decl): Update.
1494 (dwarf2out_var_location): Update.
1495 * function.c (free_after_compilation): Update.
1496 (assign_parm_find_stack_rtl): Update.
1497 (assign_parms): Update.
1498 (expand_dummy_function_end): Update.
1499 (expand_function_end): Update.
1500 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
1501 (expand_call): Update.
1502 (emit_library_call_value_1): Update.
1503 (store_one_arg): Update.
1504 * varasm.c (initialize_cold_section_name): Update.
1505 (unlikely_text_section): Update.
1506 (unlikely_text_section_p): Update.
1507 (assemble_start_function): Update.
1508 (assemble_end_function): Update.
1509 (default_section_type_flags): Update.
1510 (switch_to_section): Update.
1511 * integrate.c (set_decl_abstract_flags): Update.
1512 (get_hard_reg_initial_val): Update.
1513 (has_hard_reg_initial_val): Update.
1514 (allocate_initial_values): Update.
1515 * resource.c (init_resource_info): Update.
1516 * config/alpha/alpha.c (NUM_ARGS): Update.
1517 (direct_return): Update.
1518 (alpha_va_start): Update.
1519 (alpha_sa_size): Update.
1520 (alpha_initial_elimination_offset): Update.
1521 (alpha_expand_prologue): Update.
1522 (alpha_start_function): Update.
1523 (alpha_expand_epilogue): Update.
1524 (unicosmk_initial_elimination_offset):
1525 * config/alpha/alpha.md (call expander): Update.
1526 * config/s390/s390.c (s390_register_info): Update.
1527 (s390_register_info): Update.
1528 (s390_frame_info): Update.
1529 (s390_initial_elimination_offset): Update.
1530 (s390_build_builtin_va_list): Update.
1531 (s390_va_start): Update.
1532 * config/spu/spu.c (direct_return): Update.
1533 (spu_expand_prologue): Update.
1534 (spu_initial_elimination_offset): Update.
1535 (spu_build_builtin_va_list): Update.
1536 (spu_va_start): Update.
1537 * config/sparc/sparc.c (sparc_init_modes): Update.
1538 (sparc_compute_frame_size): Update.
1539 (function_value): Update.
1540 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
1541 * config/i386/i386.md (return expander): Update.
1542 * config/i386/i386.c (ix86_va_start): Update.
1543 (ix86_can_use_return_insn_p): Update.
1544 (ix86_compute_frame_layout): Update.
1545 (ix86_expand_epilogue): Update.
1546 * config/sh/sh.c (output_stack_adjust): Update.
1547 (calc_live_regs): Update.
1548 (sh_expand_prologue): Update.
1549 (sh_builtin_saveregs): Update.
1550 (sh_va_start): Update.
1551 (initial_elimination_offset): Update.
1552 (sh_allocate_initial_value): Update.
1553 (sh_function_ok_for_sibcall): Update.
1554 (sh_get_pr_initial_val): Update.
1555 * config/sh/sh.md (return expander): Update.
1556 * config/avr/avr.c (frame_pointer_required_p): UPdate.
1557 * config/crx/crx.c (crx_compute_frame): UPdate.
1558 (crx_initial_elimination_offset): UPdate.
1559 * config/xtensa/xtensa.c (compute_frame_size): Update
1560 (xtensa_builtin_saveregs): Update.
1561 (xtensa_va_start): Update.
1562 (order_regs_for_local_alloc): Update.
1563 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
1564 (xstormy16_expand_builtin_va_start): Update.
1565 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
1566 * config/m68hc11/m68hc11.md (return expanders): Update.
1567 * config/m68hc11/m68hc11.c (expand_prologue): Update.
1568 (expand_epilogue): Update.
1569 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
1570 (cris_simple_epilogue): Update.
1571 (cris_expand_prologue): Update.
1572 (cris_expand_epilogue): Update.
1573 * config/iq2000/iq2000.c (iq2000_va_start): Update.
1574 (compute_frame_size): Update.
1575 * config/mt/mt.c (mt_compute_frame_size): Update.
1576 * config/mn10300/mn10300.c (expand_prologue): Update.
1577 (expand_epilogue): Update.
1578 (initial_offset): Update.
1579 (mn10300_builtin_saveregs):
1580 * config/mn10300/mn10300.md (return expander): Update.
1581 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1582 (ia64_initial_elimination_offset): Update.
1583 (ia64_initial_elimination_offset): Update.
1584 (ia64_expand_prologue): Update.
1585 * config/m68k/m68k.md (return expander): Update.
1586 * config/rs6000/rs6000.c (rs6000_va_start): Update.
1587 (rs6000_stack_info): Update.
1588 * config/mcore/mcore.c (layout_mcore_frame): Update.
1589 (mcore_expand_prolog): Update.
1590 * config/arc/arc.c (arc_compute_frame_size): Update.
1591 * config/score/score3.c (score3_compute_frame_size): Update.
1592 * config/score/score7.c (score7_compute_frame_size): Update.
1593 * config/arm/arm.c (use_return_insn): Update.
1594 (thumb_find_work_register): Update.
1595 (arm_compute_save_reg_mask): Update.
1596 (arm_output_function_prologue): Update.
1597 (arm_output_epilogue): Update.
1598 (arm_size_return_regs): Update.
1599 (arm_get_frame_offsets): Update.
1600 (arm_expand_prologue): Update.
1601 (thumb_exit): Update.
1602 (thumb_unexpanded_epilogue): Update.
1603 (thumb1_output_function_prologue): Update.
1604 * config/pa/pa.md (return expander): Update.
1605 * config/pa/pa.c (compute_frame_size): Update.
1606 (hppa_builtin_saveregs): Update.
1607 * config/mips/mips.c (mips_va_start): Update.
1608 (mips16_build_function_stub): Update.
1609 (mips_compute_frame_info): Update.
1610 (mips_restore_gp): Update.
1611 (mips_output_function_prologue): Update.
1612 (mips_expand_prologue): Update.
1613 * config/v850/v850.c (compute_frame_size): Update.
1614 (expand_prologue): * config/mmix/mmix.c (along): update.
1615 (mmix_initial_elimination_offset): update.
1616 (mmix_reorg): update.
1617 (mmix_use_simple_return): update.
1618 (mmix_expand_prologue): update.
1619 (mmix_expand_epilogue): Update.
1620 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
1621 (emit_link_insn): Update.
1623 2008-04-08 Anatoly Sokolov <aesok@post.ru>
1625 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
1626 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
1628 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
1631 2008-04-07 Jan Hubicka <jh@suse.cz>
1633 * function.h (rtl): Rename to x_rtl.
1635 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1636 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1637 used_temp_slots avail_temp_slots, temp_slot_level,
1638 nonlocal_goto_handler_labels): Update accesstors.
1639 (rtl): New global variable.
1640 (struct function): Move some fileds to rtl_data.
1641 (get_arg_pointer_save_area): Update prototype.
1642 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1643 get_arg_pointer_save_area.
1644 * expr.c (init_expr): Update
1645 * function.c (get_frame_size): Update
1646 (assign_stack_local): Update
1647 (expand_function_end): Update.
1648 (get_art_pointer_save_area): Update
1650 * emit-rtl.c (rtl): Declare.
1651 (regno_reg_rtx): Declare.
1652 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1654 (gen_reg_rtx): Update.
1655 * varasm.c (n_deferred_constatns): Update accestor.
1656 (init_varasm_status): Do not allocate varasm_status.
1657 (force_const_mem, get_pool_size, output_constant_pool): Update.
1658 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1659 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1660 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
1661 * sparc/sparc.h (INIT_EXPANDERS): Update.
1662 * ia64/ia64.h (INIT_EXPANDERS): Update.
1664 2008-04-07 James E. Wilson <wilson@tuliptree.org>
1666 * reload.c (push_secondary_reload): Add missing break to for loop.
1668 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1670 PR middle-end/PR28690
1671 * rtlanal.c: Update copyright years.
1672 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
1673 as REG_POINTER and MEM_POINTER operands.
1674 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
1675 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
1676 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
1677 * gcse.c: Update copyright years.
1678 (pre_delete): Call gen_reg_rtx_and_attrs.
1679 (hoist_code): Likewise.
1680 (build_store_vectors): Likewise.
1681 (delete_store): Likewise.
1682 * loop-invariant.c (move_invariant_reg): Likewise.
1683 Update copyright years.
1685 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
1687 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
1688 control string instead of quoted.
1690 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1692 * doc/rtl.texi: Rewrite of subreg section.
1694 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
1697 * config/i386/i386.c (legitimize_pic_address): Add treating
1698 of dllimport SYM_REF's.
1699 (legitimize_dllimport_symbol): Add prototype.
1701 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1703 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
1704 reference in constructor with non self-referential type.
1706 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1708 Removal of Return with Depressed Stack Pointer support
1709 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
1710 (ECF_SP_DEPRESSED): Likewise.
1711 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
1712 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
1713 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1714 (expand_call): Do not test ECF_SP_DEPRESSED.
1715 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1716 * function.c (keep_stack_depressed): Delete.
1717 (handle_epilogue_set): Likewise.
1718 (update_epilogue_consts): Likewise.
1719 (emit_equiv_load): Likewise.
1720 (thread_prologue_and_epilogue_insns): Remove support for Return with
1721 Depressed Stack Pointer.
1722 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1724 2008-04-06 Richard Guenther <rguenther@suse.de>
1726 PR tree-optimization/35400
1727 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
1728 information from SSA_NAMEs.
1730 2008-04-06 Anatoly Sokolov <aesok@post.ru>
1732 * config/avr/avr.h (avr_mega_p): Remove declaration.
1733 (AVR_MEGA): Remove macro.
1734 * config/avr/avr.c (avr_mega_p): Remove variable.
1735 (avr_override_options): Remove inicializion of avr_mega_p.
1736 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1737 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1738 (avr_jump_mode): (Ditto.).
1739 (avr_output_progmem_section_asm_op): (Ditto.).
1740 (avr_asm_init_sections): (Ditto.).
1741 (avr_asm_init_sections): (Ditto.).
1742 (avr_rtx_costs): (Ditto.).
1743 * config/avr/avr.md: (Ditto.).
1744 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
1747 2008-04-06 Richard Guenther <rguenther@suse.de>
1749 PR tree-optimization/35842
1750 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
1751 is_gimple_invariant_address.
1753 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1755 * gcc.c (default_compilers): Sync Fortran extensions list with
1756 that in fortran/lang-specs.h.
1757 * doc/invoke.texi: Likewise.
1758 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
1759 * dwarf2out.c (gen_compile_unit_die): Likewise.
1761 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
1763 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
1765 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
1768 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
1769 attribute is used for nested functions.
1771 2008-04-05 Jan Hubicka <jh@suse.cz>
1773 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
1775 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
1777 (dump_files): Update.
1778 (enable_rtl_dump_file): Do not accept letter argument.
1779 * tree-pass.h (dump_file_info): Remove letter argument.
1780 * toplev.c (decode_d_option): Update -da handling.
1781 * toplev.h (enable_rtl_dump_file): Update prototype.
1782 * passes.c (register_one_dump_file): Do not accept IPA argument; work
1783 it out based on pass type.
1784 (register_dump_files_1): Likewise.
1785 (init_optimization_passes): Update register_one_dump_file calls.
1786 (execute_one_pass): Sanity check that IPA passes are called at IPA
1787 level and RTL passes at RTL level.
1788 (execute_pass_list): IPA pass can not be after or subpass of
1790 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
1791 disallov RTL subpasses of IPA subpasses.
1793 2008-04-05 Ben Elliston <bje@au.ibm.com>
1795 * tree-cfg.c (need_fake_edge_p): Return false for calls to
1796 builtins that return exactly once and do not throw. Cache call to
1799 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
1801 PR rtl-optimization/34916
1803 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
1804 between instruction pairs.
1806 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
1808 * doc/invoke.texi: Document -mbitops for SH.
1809 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
1810 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
1811 * config/sh/sh.c (print_operand): Add %t operand code.
1812 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
1813 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
1814 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
1815 (extendqihi2): Likewise.
1816 (movqi_i): Likewise.
1817 (insv): Use bset, bclr and bst instructions for SH2A if possible.
1818 (extv): Use bld instruction for SH2A if possible.
1820 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
1821 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
1822 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
1823 (bset.b, bclr.b): Define peepholes.
1824 * config/sh/sh.opt (mbitops): New option.
1826 2008-04-04 Janis Johnson <janis187@us.ibm.com>
1829 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
1830 and view convert expression.
1832 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1835 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1837 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
1839 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
1841 * config/i386/cpuid.h (bit_AES): New.
1842 (bit_PCLMUL): Likewise.
1844 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
1845 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
1846 SSE2 if AES or PCLMUL is enabled.
1847 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
1848 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1849 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
1850 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
1851 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
1852 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
1853 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1854 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
1855 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
1856 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
1857 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
1858 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
1859 __builtin_ia32_aeskeygenassist128 and
1860 __builtin_ia32_pclmulqdq128.
1861 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
1862 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
1863 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
1865 * config/i386/i386.h (TARGET_AES): New.
1866 (TARGET_PCLMUL): Likewise.
1867 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
1869 * config/i386/i386.md (UNSPEC_AESENC): New.
1870 (UNSPEC_AESENCLAST): Likewise.
1871 (UNSPEC_AESDEC): Likewise.
1872 (UNSPEC_AESDECLAST): Likewise.
1873 (UNSPEC_AESIMC): Likewise.
1874 (UNSPEC_AESKEYGENASSIST): Likewise.
1875 (UNSPEC_PCLMUL): Likewise.
1877 * config/i386/i386.opt (maes): New.
1878 (mpclmul): Likewise.
1880 * config/i386/sse.md (aesenc): New pattern.
1881 (aesenclast): Likewise.
1883 (aesdeclast): Likewise.
1885 (aeskeygenassist): Likewise.
1886 (pclmulqdq): Likewise.
1888 * config/i386/wmmintrin.h: New.
1890 * doc/extend.texi: Document AES and PCLMUL built-in function.
1892 * doc/invoke.texi: Document -maes and -mpclmul.
1894 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
1896 * function.c (free_after_parsing): Replace with
1897 cxx_push_function_context from C++ front-end.
1898 (allocate_struct_function): Don't call langhook.
1899 * langhooks.h (struct lang_hooks_for_functions): Delete.
1900 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
1902 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
1903 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
1904 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
1905 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
1906 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
1907 remove LANG_HOOKS_FUNCTION_INITIALIZER.
1908 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
1910 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
1911 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
1913 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1916 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
1919 2008-04-04 Richard Guenther <rguenther@suse.de>
1922 * fold-const.c (optimize_minmax_comparison): Use the correct
1923 type for the constant in the simplified comparison.
1925 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
1927 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
1928 Pass L2 size as "--param l2-cache-size" to the compiler.
1929 (decode_l2_cache): New function to decode L2 cache parameters using
1930 0x8000006 extended cpuid function.
1931 (detect_caches_amd): Determine parameters of L2 cache using
1932 decode_l2_caches function.
1933 (decode_caches_intel): Decode L2 cache parameters.
1934 (detect_caches_intel): Determine L2 cache parameters using
1935 decode_caches_intel and decode_l2_caches functions.
1937 2008-04-03 Bob Wilson <bob.wilson@acm.org>
1939 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
1940 secondary input reload for subword loads from the constant pool.
1942 2008-04-03 Janis Johnson <janis187@us.ibm.com>
1945 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
1946 constants of the appropriate size for runtime calculations.
1949 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
1950 decimal-float literal constant zero.
1952 2008-04-03 Jakub Jelinek <jakub@redhat.com>
1955 * c-parser.c (c_parser_omp_atomic): Call
1956 default_function_array_conversion on the RHS.
1959 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
1960 call is_variable_sized if decl has incomplete type.
1962 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
1964 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
1966 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
1968 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
1970 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
1971 (sgt<u>): Merge sgt and sgtu into new expander.
1972 (sgt, sgtu): Remove expanders.
1973 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
1974 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
1975 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
1976 *sgtu_<mode>_mips16 into new pattern.
1977 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
1978 (sge<u>): Merge sge and sgeu into new expander.
1979 (sge, sgeu): Remove expanders.
1980 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
1982 (*sge_<mode>, second *sge_<mode>): Remove patterns.
1983 (slt<u>): Merge slt and sltu into new expander.
1984 (slt, sltu): Remove expanders.
1985 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
1986 (*slt_<mode>, *sltu_<mode>): Remove patterns.
1987 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
1988 *sltu_<mode>_mips16 into new pattern.
1989 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
1990 (sle<u>): Merge sle and sleu into new expander.
1991 (sle, sleu): Remove expanders.
1992 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
1993 (*sle_<mode>, *sleu_<mode>): Remove patterns.
1994 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
1995 *sleu_<mode>_mips16 into new pattern.
1996 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
1998 2008-04-03 Jan Hubicka <jh@suse.cz>
2000 PR tree-optimization/35795
2001 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
2002 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2003 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2004 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2005 * score/score3.c (score3_output_mi_thunk): Likewise.
2006 * score/score7.c (score7_output_mi_thunk): Likewise.
2007 * mips/mips.c (mips_output_mi_thunk): Likewise.
2009 2008-04-03 Richard Guenther <rguenther@suse.de>
2011 * tree-vrp.c (extract_range_from_unary_expr): Handle all
2012 conversions. Simplify code.
2014 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
2016 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
2018 2008-04-03 Tom Tromey <tromey@redhat.com>
2019 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2021 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2022 * config/bfin/t-bfin-linux (generated_files): Add
2023 linux-sysroot-suffix.h.
2024 * doc/install.texi (Prerequisites): Require make 3.80.
2025 * doc/sourcebuild.texi (Front End Directory): Document new
2027 * Makefile.in (generated_files): New variable.
2028 (ALL_HOST_OBJS): New variable.
2029 ($(ALL_HOST_OBJS)): New target.
2031 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2033 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
2034 (remap_block): Call id->transform_lang_insert_block instead
2036 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
2037 Set id.transform_lang_insert_block to NULL.
2038 (clone_body): Move to cp/optimize.c
2039 * tree-inline.h (struct copy_body_data): Change
2040 transform_lang_insert_block to function pointer.
2041 (copy_generic_body, copy_decl_no_change): Export.
2042 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
2043 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
2044 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
2046 * c-tree.h (insert_block): Kill.
2047 * c-decl.c (insert_block): Kill.
2049 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2051 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2052 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2053 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
2055 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
2056 argument, call {push,pop}_function_context from here.
2057 * c-parser.c: Use c_{push,pop}_function_context.
2059 * function.c (push_function_context_to): Move meat ...
2060 (push_function_context): ... here. Simplify.
2061 * function.c (pop_function_context_from): Move meat ...
2062 (pop_function_context): ... here. Simplify.
2063 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
2065 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2066 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2067 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
2068 * tree.h (push_function_context_to, pop_function_context_from): Remove.
2070 2008-04-03 Ben Elliston <bje@au.ibm.com>
2072 * expmed.c (extract_force_align_mem_bit_field): Remove.
2074 2008-04-03 Richard Guenther <rguenther@suse.de>
2077 * expr.h (try_casesi): Adjust prototype.
2078 * expr.c (try_casesi): Take fallback label as extra parameter.
2079 Use that for gen_casesi if default_label is NULL.
2080 * stmt.c (expand_case): Pass fallback label to try_casesi,
2081 make sure to fill gaps with a fallback label if default_label
2084 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
2087 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
2089 2008-04-03 Ben Elliston <bje@au.ibm.com>
2091 * expmed.c (extract_split_bit_field): Remove if (0) code.
2092 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
2093 (do_ds_constraint): Likewise.
2095 2008-04-02 Joseph Myers <joseph@codesourcery.com>
2097 * doc/cppopts.texi (-dU): Document.
2098 * c-common.h (flag_dump_macros): Update comment.
2099 * c-opts.c (handle_OPT_d): Handle -dU.
2100 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
2101 dump_queued_macros, cb_used_define, cb_used_undef): New.
2102 (init_pp_output): Handle -dU.
2103 (cb_line_change): Call dump_queued_macros.
2104 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
2106 2008-04-02 Anatoly Sokolov <aesok@post.ru>
2108 * config/avr/predicates.md (io_address_operand): New predicate.
2109 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
2110 * config/avr/avr.c (avr_io_address_p): Remove function.
2111 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
2112 'avr_io_address_p' function.
2113 (out_movhi_r_mr): (Ditto.).
2114 (out_movqi_mr_r): (Ditto.).
2115 (out_movhi_mr_r): (Ditto.).
2116 (avr_address_cost): (Ditto.).
2118 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
2120 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
2121 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
2122 in 32bit mode when XMM registers are available to avoid store
2124 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
2125 corresponding post-reload splitters.
2127 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2129 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
2130 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
2131 __builtin_ia32_roundss.
2132 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
2133 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
2134 __builtin_ia32_roundss.
2135 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
2136 IX86_BUILTIN_SHUFPD here.
2138 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2140 * config/i386/i386.md (plogic): New.
2141 (plogicprefix): Likewise.
2143 * config/i386/mmx.md (mmx_<code><mode>3): New.
2144 (mmx_and<mode>3): Removed.
2145 (mmx_ior<mode>3): Likewise.
2146 (mmx_xor<mode>3): Likewise.
2148 * config/i386/sse.md (<code><mode>3): New.
2149 (*<code><mode>3): Likewise.
2150 (*<code><mode>3): Likewise.
2151 (<code><mode>3): Likewise.
2152 (*sse_<code><mode>3): Likewise.
2153 (*sse2_<code><mode>3): Likewise.
2154 (<code>tf3): Likewise.
2155 (*<code>tf3): Likewise.
2156 (and<mode>3): Likewise.
2157 (*and<mode>3): Likewise.
2158 (ior<mode>3): Removed.
2159 (*ior<mode>3): Likewise.
2160 (xor<mode>3): Likewise.
2161 (*xor<mode>3): Likewise.
2162 (*and<mode>3): Likewise.
2163 (*ior<mode>3): Likewise.
2164 (*xor<mode>3): Likewise.
2165 (and<mode>3): Likewise.
2166 (*sse_and<mode>3): Likewise.
2167 (*sse2_and<mode>3): Likewise.
2169 (*andtf3): Likewise.
2170 (ior<mode>3): Likewise.
2171 (*sse_ior<mode>3): Likewise.
2172 (*sse2_ior<mode>3): Likewise.
2174 (*iortf3): Likewise.
2175 (xor<mode>3): Likewise.
2176 (*sse_xor<mode>3): Likewise.
2177 (*sse2_xor<mode>3): Likewise.
2179 (*xortf3): Likewise.
2181 2008-04-02 Richard Guenther <rguenther@suse.de>
2183 PR tree-optimization/14495
2184 PR tree-optimization/34793
2185 * tree-vrp.c (struct switch_update): New structure.
2186 (to_remove_edges, to_update_switch_stmts): New VECs.
2187 (simplify_switch_using_ranges): New function. Remove not taken
2188 case labels and edges.
2189 (simplify_stmt_using_ranges): Call it.
2190 (identify_jump_threads): Mark edges we have queued for removal
2191 so we don't thread them.
2192 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
2194 * tree-cfg.c (group_case_labels): Deal with missing default label.
2195 (tree_verify_flow_info): Allow missing default label.
2196 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
2197 (emit_case_nodes): Likewise.
2198 (expand_case): Do not rely on the default label to be present.
2199 * expr.c (try_casesi): Deal with NULL default_label.
2200 (do_tablejump): Likewise.
2202 2008-04-02 Richard Guenther <rguenther@suse.de>
2204 PR tree-optimization/14495
2205 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
2206 SWITCH_EXPR here ...
2207 (vrp_visit_switch_stmt): ... but here (new function).
2208 (find_case_label_index): New helper function.
2209 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
2211 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2213 * fwprop.c: Fix ISO-C99ism.
2215 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2218 * Makefile.in (objdir): Set it here.
2219 * configure.ac: Not here. Find dynamic linker characteristics.
2220 * exec-tool.in: Use them.
2221 * aclocal.m4: Regenerate.
2222 * configure: Regenerate.
2224 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2226 * expr.c (expand_var): Delete it.
2227 * expr.h (expand_var): Delete prototype.
2228 * function.c (expand_function_start): Use expand_decl instead.
2229 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
2232 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
2234 PR rtl-optimization/35542
2235 * fwprop.c (forward_propagate_and_simplify): Replace
2236 loc_reg_mentioned_in_p with reg_mentioned_p.
2238 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2240 PR rtl-optimization/35281
2241 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
2242 (propagate_rtx_1): Handle PR_HANDLE_MEM.
2243 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
2244 (varying_mem_p): Move above propagate_rtx.
2245 (all_uses_available_at): Do not check MEMs.
2247 2008-04-02 Rafael Espindola <espindola@google.com>
2249 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
2250 (register_edge_assert_for_2): Split the cond argument.
2251 (register_edge_assert_for_1): Adjust for the change in
2252 register_edge_assert_for_2.
2253 (register_edge_assert_for): Split the cond argument.
2254 (find_switch_asserts): Adjust for the change in
2255 register_edge_assert_for.
2257 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
2259 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
2260 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
2261 offsets for 64-bit mingw.
2262 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
2263 abi for x86_64-pc-mingw.
2265 2008-04-02 Richard Guenther <rguenther@suse.de>
2267 * tree-vrp.c (extract_range_from_assert): Make sure to not
2268 produce range min/max with TREE_OVERFOW set.
2269 If merging a anti-range and a range keep the anti-range if
2270 the range covers all values of the type.
2271 (register_edge_assert_for_2): Only allow sign-changing
2272 conversions in detecting canonical range checks. Also
2273 register an assert for the unsigned name if useful.
2275 PR tree-optimization/35787
2276 * tree-vrp.c (vrp_val_max): New function.
2277 (vrp_val_min): Likewise.
2278 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
2279 (vrp_val_is_min): Likewise.
2280 (supports_overflow_infinity): Use vrp_val_{min,max}.
2281 (negative_overflow_infinity): Likewise.
2282 (positive_overflow_infinity): Likewise.
2283 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
2284 (is_positive_overflow_infinity): Likewise.
2285 (is_overflow_infinity): Likewise.
2286 (avoid_overflow_infinity): Use vrp_val_{min,max} and
2287 vrp_val_is_{min,max}.
2288 (set_and_canonicalize_value_range): Canonicalize anti-ranges
2289 to ranges if possible. Avoid empty ranges.
2291 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2294 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
2295 the expression is a function address.
2297 2008-04-01 George Helffrich <george@gcc.gnu.org>
2299 PR fortran/35154, fortran/23057
2300 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
2301 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
2302 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
2303 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
2305 (dbxout_syms): Check for COMMON-based symbol and wrap in
2306 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
2307 in bracket for efficiency.
2309 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
2310 using DW_TAG_common_block + member offset.
2311 (add_pubname_string): New function.
2312 (dw_expand_expr): New function to find block name and offset for
2314 (common_check): New function to check whether symbol in Fortran COMMON.
2315 (gen_variable_die): If COMMON, use DW_TAG_common_block.
2317 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
2320 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
2322 2008-04-02 Ben Elliston <bje@au.ibm.com>
2324 * config/v850/v850.md (casesi): Remove if (0) code.
2325 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2326 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2328 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
2330 * config/i386/i386.md (rex64suffix): New mode attribute.
2331 (floathi<mode>2): Disable expander for SSE math.
2332 (*floathi<mode>2_1): New insn insn_and_split pattern.
2333 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
2334 corresponding post-reload splitters.
2335 (*floathi<mode>2_i387): New macroized insn pattern.
2336 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
2337 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
2338 insn_and_split pattern.
2339 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
2340 New macroized instruction patterns and corresponding post-reload
2342 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
2343 and corresponding post-reload splitters.
2344 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
2345 New macroized instruction patterns.
2346 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
2347 macroized instruction patterns and corresponding post-reload splitters.
2348 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
2349 corresponding post-reload splitters.
2350 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
2351 New macroized instruction patterns.
2352 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
2353 corresponding post-reload splitters.
2354 (*floatsi<mode>2_i387): New macroized instruction patterns.
2356 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
2358 * config/i386/i386.md (smaxmin): New.
2359 (umaxmin): Likewise.
2360 (maxminiprefix): Likewise.
2361 (maxminfprefix): Likewise.
2362 (<code><mode>3): Likewise.
2363 (smin<mode>3): Removed.
2364 (smax<mode>3): Likewise.
2366 * config/i386/mmx.md (mmx_<code>v2sf3): New.
2367 (mmx_<code>v4hi3): Likewise.
2368 (mmx_<code>v8qi3): Likewise.
2369 (mmx_smaxv2sf3): Removed.
2370 (mmx_sminv2sf3): Likewise.
2371 (mmx_umaxv8qi3): Likewise.
2372 (mmx_smaxv4hi3): Likewise.
2373 (mmx_uminv8qi3): Likewise.
2374 (mmx_sminv4hi3): Likewise.
2376 * config/i386/sse.md (<addsub><mode>3): New.
2377 (*<addsub><mode>3): Likewise.
2378 (<sse>_vm<addsub><mode>3): Likewise.
2379 (<maxmin><mode>3): Likewise.
2380 (*<maxmin><mode>3_finite): Likewise.
2381 (*<maxmin><mode>3): Likewise.
2382 (<sse>_vm<maxmin><mode>3): Likewise.
2383 (sse3_h<addsub>v4sf3): Likewise.
2384 (sse3_h<addsub>v2df3): Likewise.
2385 (<maxmin>v16qi3): Likewise.
2386 (*<maxmin>v16qi3): Likewise.
2387 (<maxmin>v8hi3): Likewise.
2388 (*<maxmin>v8hi3): Likewise.
2389 (*sse4_1_<maxmin><mode>3): Likewise.
2390 (*sse4_1_<maxmin><mode>3): Likewise.
2391 (add<mode>3): Removed.
2392 (*add<mode>3): Likewise.
2393 (<sse>_vmadd<mode>3): Likewise.
2394 (sub<mode>3): Likewise.
2395 (*sub<mode>3): Likewise.
2396 (<sse>_vmsub<mode>3): Likewise.
2397 (smin<mode>3): Likewise.
2398 (*smin<mode>3_finite): Likewise.
2399 (*smin<mode>3): Likewise.
2400 (<sse>_vmsmin<mode>3): Likewise.
2401 (smax<mode>3): Likewise.
2402 (*smax<mode>3_finite): Likewise.
2403 (*smax<mode>3): Likewise.
2404 (<sse>_vmsmax<mode>3): Likewise.
2405 (sse3_haddv4sf3): Likewise.
2406 (sse3_haddv2df3): Likewise.
2407 (sse3_hsubv4sf3): Likewise.
2408 (sse3_hsubv2df3): Likewise.
2409 (umaxv16qi3): Likewise.
2410 (*umaxv16qi3): Likewise.
2411 (smaxv8hi3): Likewise.
2412 (*smaxv8hi3): Likewise.
2413 (*sse4_1_smax<mode>3): Likewise.
2414 (*sse4_1_umax<mode>3): Likewise.
2415 (uminv16qi3): Likewise.
2416 (*uminv16qi3): Likewise.
2417 (sminv8hi3): Likewise.
2418 (*sminv8hi3): Likewise.
2419 (*sse4_1_smin<mode>3): Likewise.
2420 (*sse4_1_umin<mode>3): Likewise.
2422 2008-04-01 Rafael Espindola <espindola@google.com>
2424 * tree-cfg.c (verify_expr): remove in_phi.
2425 (verify_stmt): Don't call walk_tree with verify_expr. Use
2426 is_gimple_min_invariant instead of is_gimple_val.
2428 2008-04-01 Joseph Myers <joseph@codesourcery.com>
2430 * doc/include/gpl_v3.texi: Update for manpage generation.
2431 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
2433 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
2434 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
2435 gpl_v3.texi instead of gpl.texi.
2438 2008-04-01 Jakub Jelinek <jakub@redhat.com>
2441 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
2443 2008-04-01 Rafael Espindola <espindola@google.com>
2445 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
2446 (extract_code_and_val_from_cond): Use
2447 extract_code_and_val_from_cond_with_ops.
2449 2008-04-01 Jan Hubicka <jh@suse.cz>
2451 * function.c (free_after_compilation): Free epilogue_delay_list.
2452 (prepare_function_start): Assert that previous compilation was freed.
2454 2008-04-01 Jan Hubicka <jh@suse.cz>
2455 Jim Wilson <wilson@tuliptree.org>
2456 Andreas Tobler <andreast@gcc.gnu.org>
2459 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
2460 rtl.emit instead cfun->emit.
2461 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
2462 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
2464 2008-04-01 Ben Elliston <bje@au.ibm.com>
2466 * doc/c-tree.texi (Function Basics): Fix grammatical error.
2468 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
2470 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
2472 (fprofile-use): Add var flag_profile_use
2473 * coverage.c (coverage_begin_output): Do not open a gcno file for
2474 output only if -ftest-coverage is set.
2475 Do not add getpwd() to gcda file path.
2476 (build_gcov_info): Check the new flag
2477 flag_profile_datafile_relative_path.
2478 (coverage_init): Use profile_data_prefix.
2479 Read profile counter only if flag_profile_use is set.
2480 * opts.c (common_handle_option): New option fprofile-use=,
2481 fprofile-dir=, fprofile-generate=.
2482 * toplev.c (profile_data_prefix): New variable definition.
2483 * toplev.h (profile_data_prefix): New declaration.
2484 * doc/invoke.tex (Option Summary, Optimization Options):
2487 2008-03-31 James E. Wilson <wilson@tuliptree.org>
2489 * varasm.c (output_constant_pool_1): In LABEL_REF check,
2490 use tmp consistently.
2493 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
2494 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2495 UNSPEC_FR_RECIP_APPROX_RES.
2496 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2498 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
2501 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2503 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2506 * fold-const.c (fold_indirect_ref_1): Support accessing non first
2507 element of the vector via a pointer.
2509 2008-03-31 Ian Lance Taylor <iant@google.com>
2511 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
2513 2008-03-31 Jan Hubicka <jh@suse.cz>
2515 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2516 get_arg_pointer_save_area.
2517 * expr.c (init_expr): Just clear out rtl.expr.
2518 * function.c (free_after_compilation): Clear out whole RTL structure.
2519 (get_func_frame_size): Merge into ...
2520 (get_frame_size): ... this one.
2521 (assign_stack_local_1): Merge into ...
2522 (assign_stack_local): ... this one.
2523 (expand_function_end): Update call of get_arg_pointer_save_area.
2524 (get_art_pointer_save_area): Remove cfun argument.
2525 * function.h (emit_status): regno_pointer_align does not need length
2526 attribute. Move x_regno_reg_rtx to ...
2527 (regno_reg_rtx): ... new global array.
2528 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
2529 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
2530 apply_args_value, forced_labels, stack_pointer_delta):
2532 (struct varasm_status): Move here from varasm.c
2533 (struct rtl_data): New. Move here some fields from struct function.
2534 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2535 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2536 used_temp_slots avail_temp_slots, temp_slot_level,
2537 nonlocal_goto_handler_labels): Update accesstors.
2538 (rtl): New global variable.
2539 (struct function): Move some fileds to rtl_data.
2540 (get_arg_pointer_save_area): Update prototype.
2541 * emit-rtl.c (rtl): Declare.
2542 (regno_reg_rtx): Declare.
2543 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2545 (gen_reg_rtx): Update.
2546 (init_virtual_regs): Do not tate emit_status argument.
2547 (init_emit): Do not allocate emit.
2548 * varasm.c (varasm_statuc): Move to function.h.
2549 (n_deferred_constatns): Update accestor.
2550 (init_varasm_status): Do not allocate varasm_status.
2551 (force_const_mem, get_pool_size, output_constant_pool): Update.
2552 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2553 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2555 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
2557 PR rtl-optimization/35729
2558 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
2561 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
2564 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
2565 load/store if memory is unaligned.
2566 (*movti_rex64): Likewise.
2568 * config/i386/predicates.md (misaligned_operand): New.
2570 2008-03-31 Andrew Pinski <pinskia@gmail.com>
2573 * tree-ssa-phiopt.c (conditional_replacement): Return early for
2576 2008-03-31 Jan Beulich <jbeulich@novell.com>
2578 * config/ia64/constraints.md: Add 'j' constraint.
2579 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
2580 (movdi_internal): Likewise.
2582 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
2585 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
2587 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2590 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
2591 proper error message for the third argument on blendpd and
2594 * config/i386/sse.md (blendbits): New.
2595 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
2597 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
2599 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
2601 2008-03-30 Richard Guenther <rguenther@suse.de>
2604 * fold-const.c (fold_sign_changed_comparison): Do leave
2605 conversions to base-types alone.
2607 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2609 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
2610 the link register if one altivec register is be saved.
2612 2008-03-30 Ben Elliston <bje@au.ibm.com>
2614 * final.c (final_scan_insn): Remove if (0) code.
2616 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
2618 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
2620 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
2622 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
2623 of V4SFmode to ix86_binary_operator_ok.
2625 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
2627 * config/i386/i386.c (override_options): Initialize
2628 ix86_veclib_handler to ix86_veclibabi_svml when
2629 -mveclibabi=svml is used.
2630 (ix86_veclibabi_svml): New function for SVML ABI style
2631 vectorization support.
2632 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
2634 2008-03-28 Rafael Espindola <espindola@google.com>
2636 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
2637 (tree_binary_nonnegative_warnv_p): Make it public.
2638 (tree_single_nonnegative_warnv_p): Make it public.
2639 (tree_invalid_nonnegative_warnv_p): Make it public.
2640 (tree_unary_nonzero_warnv_p): Make it public.
2641 (tree_binary_nonzero_warnv_p): Make it public
2642 (tree_single_nonzero_warnv_p): Make it public.
2643 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
2644 (extract_range_from_binary_expr): Split the expr argument.
2645 (extract_range_from_unary_expr): Split the expr argument.
2646 (extract_range_from_comparison): Split the expr argument.
2647 (extract_range_from_expr): Use the new aux functions.
2648 (vrp_evaluate_conditional_warnv): Use
2649 vrp_evaluate_conditional_warnv_with_ops.
2650 * tree.h (tree_unary_nonzero_warnv_p): Declare.
2651 (tree_binary_nonzero_warnv_p): Declare.
2652 (tree_single_nonzero_warnv_p): Declare.
2653 (tree_expr_nonzero_warnv_p): Declare.
2654 (tree_unary_nonnegative_warnv_p): Declare.
2655 (tree_binary_nonnegative_warnv_p): Declare.
2656 (tree_single_nonnegative_warnv_p): Declare.
2657 (tree_invalid_nonnegative_warnv_p): Declare.
2659 2008-03-28 Richard Guenther <rguenther@suse.de>
2661 PR tree-optimization/30317
2662 PR tree-optimization/30911
2663 PR tree-optimization/34793
2664 * tree-vrp.c (set_and_canonicalize_value_range): New function.
2665 (struct assert_locus_d): New member EXPR.
2666 (register_new_assert_for): Add EXPR parameter to support
2667 ASSERT_EXPR <name, expr OP limit>.
2668 (register_edge_assert_for_1): Adjust callers.
2669 (find_assert_locations): Likewise.
2670 (process_assert_insertions_for): Build condition from expression.
2671 (extract_range_from_assert): Handle ASSERT_EXPRs
2672 of the form ASSERT_EXPR <name, expr OP limit>.
2673 (register_edge_assert_for_2): New helper registering
2674 asserts for comparisons. Recognize range tests of the form
2675 (unsigned)i - CST1 OP CST2.
2676 (register_edge_assert_for_1): Use it.
2677 (register_edge_assert_for): Likewise.
2678 (needs_overflow_infinity): Integer sub-types
2679 do not need overflow infinities.
2680 (vrp_val_is_max): The extreme values of integer sub-types
2681 are those of the base type.
2682 (vrp_val_is_min): Likewise.
2683 * tree.def (ASSERT_EXPR): Document extra allowed conditional
2686 2008-03-28 Nick Clifton <nickc@redhat.com>
2689 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
2690 Return GENERAL_REGS for stack adjustment reloads.
2692 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2695 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
2696 const_vector when all the vectors are constant.
2698 2008-03-27 Bob Wilson <bob.wilson@acm.org>
2700 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
2702 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
2703 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
2705 (s<code>_sf): Use new scc_sf attribute for opcode names.
2707 2008-03-27 Tom Tromey <tromey@redhat.com>
2709 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
2710 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
2711 config/spu/t-spu-elf, config/i386/t-interix,
2712 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
2713 config/i386/x-darwin, config/i386/x-mingw32,
2714 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
2715 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
2716 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
2717 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
2718 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
2719 config/rs6000/x-darwin, config/rs6000/t-rs6000,
2720 config/score/t-score-elf, config/arm/t-strongarm-pe,
2721 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
2722 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
2723 Revert automatic dependency patch.
2725 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
2728 * config/i386/i386.c (ix86_function_arg_boundary): Align
2729 decimal floating point to its natural boundary.
2731 2008-03-27 Richard Guenther <rguenther@suse.de>
2734 * fold-const.c (fold_comparison): Restrict distinct decl
2735 comparison folding to VAR_DECLs and PARM_DECLs. Do not
2736 solely rely on operand_equal_p.
2738 2008-03-27 Richard Guenther <rguenther@suse.de>
2741 * c-common.c (handle_weak_attribute): Reject combination of
2744 2008-03-27 Richard Guenther <rguenther@suse.de>
2746 PR tree-optimization/32810
2747 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
2748 conversions from DECL_INITIAL.
2749 (fold_const_aggregate_ref): Likewise from constructor elements.
2751 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
2753 * tree-affine.h (aff_combination_expand): Declare.
2754 (get_inner_reference_aff): Likewise.
2755 * tree-affine.c (aff_combination_expand): Split out from
2756 tree_to_aff_combination_expand.
2757 (get_inner_reference_aff): New function.
2758 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
2759 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
2760 (struct lim_aux_data): sm_done field removed.
2761 (mem_ref_loc_p, mem_ref_locs_p): New types.
2762 (struct mem_ref): Added id, stored, accesses_in_loop,
2763 indep_loop, dep_loop, indep_ref, dep_ref fields.
2764 Removed is_stored, locs and next fields.
2765 (memory_accesses): New variable.
2766 (movement_possibility): Do not allow moving statements
2767 that store to memory.
2768 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
2770 (determine_max_movement): For statements with memory references,
2771 find the outermost loop in that the reference is independent.
2772 (move_computations_stmt): Mark the virtual operands for renaming.
2773 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
2774 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
2775 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
2776 add_vop_ref_mapping, create_vop_ref_mapping_loop,
2777 create_vop_ref_mapping, analyze_memory_references,
2778 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
2779 get_all_locs_in_loop, ref_always_accessed_p,
2780 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
2781 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
2782 store_motion_loop, store_motion): New functions.
2783 (struct vop_to_refs_elt): New type.
2784 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
2785 memref_hash, memref_eq, hoist_memory_references): Rewritten.
2786 (schedule_sm): Replaced by...
2787 (execute_sm): ... this.
2788 (determine_lsm_ref, hoist_memory_references,
2789 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
2790 find_more_ref_vops, free_mem_ref, free_mem_refs,
2791 determine_lsm_loop, determine_lsm): Removed.
2792 (tree_ssa_lim_finalize): Free data structures used by store motion.
2793 (tree_ssa_lim): Call analyze_memory_references. Use
2794 store_motion instead of determine_lsm.
2796 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2798 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
2799 rename tmake_file to m68hc11/t-m68hc11.
2800 (mcore): Set inhibit_libc to true.
2801 * config.host (alpha*-dec-*vms*): Set extra_programs.
2802 (interix3*): Don't use host_xmake_file.
2803 * configure.ac: Let config.gcc override inhibit_libc.
2804 * configure: Regenerate.
2806 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
2807 * config/t-openbsd-thread: Remove commented out lines.
2809 * config/x-interix: Remove.
2811 * config/m68hc11/t-m68hc11-gas: Rename to...
2812 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
2814 * config/mcore/t-mcore: Remove T_CFLAGS.
2815 * config/mcore/t-mcore-pe: Likewise.
2817 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2819 * configure.ac: Replace custom __GNU_SOURCE test with
2820 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
2821 * aclocal.m4: Regenerate.
2822 * configure: Regenerate.
2823 * config.in: Regenerate.
2825 2008-03-27 Richard Guenther <rguenther@suse.de>
2827 * fold-const.c (target.h): Include.
2828 (fold_comparison): Fold comparison of addresses of decls
2829 that bind locally or of constants. Consolidate address folding code.
2830 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
2831 results from fold_binary_to_constant.
2832 (compare_values_warnv): Likewise.
2834 2008-03-27 Andrew Pinski <pinskia@gmail.com>
2837 * fold-const.c (fold_truthop): Check for integeral types when folding
2838 a == 0 && b == 0 and a != 0 || b != 0 .
2840 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
2842 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
2844 2008-03-26 Andreas Schwab <schwab@suse.de>
2846 * doc/invoke.texi: Fix use of @item vs. @itemx.
2848 2008-03-26 Tom Tromey <tromey@redhat.com>
2850 * Makefile.in (build/gensupport.o, build/print-rtl.o,
2851 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
2852 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
2853 build/gencodes.o, build/genconditions.o, build/genconfig.o,
2854 build/genconstants.o, build/genemit.o, build/genextract.o,
2855 build/genflags.o, build/genmddeps.o, build/genopinit.o,
2856 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
2859 2008-03-26 Richard Guenther <rguenther@suse.de>
2862 2008-03-26 Richard Guenther <rguenther@suse.de>
2864 * fold-const.c (target.h): Include.
2865 (fold_comparison): Fold comparison of addresses of two decls
2866 that bind locally. Consolidate address folding code.
2868 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2870 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
2871 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
2872 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
2873 dconstsqrt2, dconstthird, dconste and/or dconst10.
2874 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
2875 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
2876 dconstsqrt2, dconste): Delete.
2877 (init_emit_once): Likewise. Simplify initializing dconstm1.
2879 * real.c (get_real_const): New.
2880 * real.h (dconst3, dconst10, dconstm2, dconstthird,
2881 dconstsqrt2, dconste): Delete.
2882 (real_value_const, get_real_const): New.
2884 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
2886 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
2888 * config/i386/i386.c (ix86_function_arg_boundary): Check
2889 BIGGEST_ALIGNMENT instead of 128.
2890 (setup_incoming_varargs_64): Likewise.
2892 2008-03-26 Tom Tromey <tromey@redhat.com>
2894 * Makefile.in (DEPFILES): Add missing '/'.
2896 2008-03-26 Richard Guenther <rguenther@suse.de>
2898 * fold-const.c (target.h): Include.
2899 (fold_comparison): Fold comparison of addresses of two decls
2900 that bind locally. Consolidate address folding code.
2902 2008-03-26 Nick Clifton <nickc@redhat.com>
2905 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
2906 not allow INT+INT as a legitimate addressing mode.
2908 2008-03-26 Richard Guenther <rguenther@suse.de>
2910 * tree-flow.h (widen_bitfield): Remove declaration.
2911 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
2912 (widen_bitfield): Remove function.
2913 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
2916 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2919 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
2922 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
2924 PR rtl-optimization/35232
2925 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
2926 (forget_old_reloads_1, forget_marked_reloads): Don't clear
2927 reg_reloaded_call_part_clobbered here.
2928 (reload_regs_reach_end_p): New function.
2929 (reload_reg_rtx_for_input): New variable.
2930 (reload_reg_rtx_for_output): Likewise.
2931 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
2932 when reassigning a pseudo register. Load reloadreg from
2933 reload_reg_rtx_for_input, moving the mode and register
2935 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
2936 instead of the original when deciding whether an input reload
2937 would be a no-op or whether an output reload can be deleted.
2938 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
2939 when setting up new_spill_reg_store. Load it from
2940 reload_reg_rtx_for_output, moving the mode and register
2942 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
2943 instead of the original when deciding whether an output reload
2944 would be a no-op. Do the same when modifying insn notes.
2945 Use rtx_equal_p instead of == to compare the registers.
2946 (inherit_piecemeal_p): Take a mode and two register numbers
2948 (emit_reload_insns): Clear new_spill_reg_store for every hard
2949 register in the reload register. Remove spill registers
2950 from reg_reloaded_valid before considering whether to record
2951 inheritance information for them. Use reload_reg_rtx_for_output
2952 instead of reg_rtx when recording output reloads. Use
2953 reload_reg_rtx_for_input instead of reg_rtx when recording
2954 input reloads. Set or clear reg_reloaded_call_part_clobbered
2955 at the same time as setting reg_reloaded_valid.
2956 (delete_output_reload): Add a new_reload_reg parameter and use it
2957 instead of rld[j].reg_rtx.
2958 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
2961 2008-03-25 Tom Tromey <tromey@redhat.com>
2963 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
2964 (build/genattr.o): Likewise.
2965 (build/genattrtab.o): Likewise.
2966 (build/gencodes.o): Likewise.
2967 (build/genconfig.o): Likewise.
2968 (build/genconstants.o): Likewise.
2969 (build/genemit.o): Likewise.
2970 (build/genextract.o): Likewise.
2971 (build/genflags.o): Likewise.
2973 2008-03-25 Bob Wilson <bob.wilson@acm.org>
2975 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
2976 instead of size_int for integer types.
2977 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
2978 to match type of MINUS_EXPR.
2980 2008-03-25 Tom Tromey <tromey@redhat.com>
2982 * configure: Rebuilt.
2983 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
2986 2008-03-25 Tom Tromey <tromey@redhat.com>
2988 * config/x-solaris (host-solaris.o): Update.
2989 * config/x-linux (host-linux.o): Update.
2990 * config/x-hpux (host-hpux.o): Update.
2991 * config/x-darwin (host-darwin.o): Update.
2992 * config/v850/t-v850e (v850-c.o): Update.
2993 * config/v850/t-v850 (v850-c.o): Update.
2994 * config/t-vxworks (vxworks.o): Update.
2995 * config/t-sol2 (sol2-c.o, sol2.o): Update.
2996 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
2997 * config/spu/t-spu-elf (spu-c.o): Update.
2999 * config/sh/t-symbian (sh-c.o): Update.
3000 (symbian.o): Update.
3001 * config/sh/t-sh (sh-c.o): Update.
3002 * config/score/t-score-elf (score7.o, score3.o): Update.
3003 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
3004 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
3005 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
3006 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
3008 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3009 * config/m32c/t-m32c (m32c-pragma.o): Update.
3010 * config/ia64/t-ia64 (ia64-c.o): Update.
3011 * config/i386/x-mingw32 (host-mingw32.o): Update.
3012 * config/i386/x-i386 (driver-i386.o): Update.
3013 * config/i386/x-darwin (host-i386-darwin.o): Update.
3014 * config/i386/x-cygwin (host-cygwin.o): Update.
3015 * config/i386/t-nwld (nwld.o): Update.
3016 * config/i386/t-netware (netware.o): Update.
3017 * config/i386/t-interix (winnt.o): Update.
3018 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
3019 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
3020 msformat-c.o): Update.
3021 * config/bfin/t-bfin-linux (generated_files): Add
3022 linux-sysroot-suffix.h.
3023 * config/arm/t-wince-pe (pe.o): Update.
3024 * config/arm/t-strongarm-pe (pe.o): Update.
3025 * config/arm/t-pe (pe.o): Update.
3026 * config/arm/t-arm (arm-c.o): Update.
3027 * doc/install.texi (Prerequisites): Require make 3.80.
3028 * Makefile.in: Remove .o targets.
3029 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
3030 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
3031 (simple_generated_h, simple_generated_c): Move earlier.
3032 (generated_files): New variable.
3033 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
3034 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
3035 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
3036 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
3037 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
3038 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
3039 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
3040 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
3041 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
3042 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
3043 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
3044 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
3046 (COMPILE.base, COMPILE): New variables.
3047 (%.o): New pattern rule.
3048 (ALL_HOST_OBJS): New variable.
3049 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
3050 (dummy-checksum.o, cc1-checksum.o): Remove.
3051 (DRIVER_SHLIB): New variable.
3052 (DRIVER_DEFINES): Use it.
3053 (gencondmd.c): Move out of build/.
3054 (s-conditions): Update.
3055 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
3056 (ALL_BUILD_OBJS): Likewise.
3057 (build/%.o): Use BUILDCOMPILE.
3058 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
3059 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
3060 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
3061 build/gencheck.o, build/gencodes.o, build/genconditions.o,
3062 build/genconfig.o, build/genconstants.o, build/genemit.o,
3063 build/genextract.o, build/genflags.o, build/genmddeps.o,
3064 build/genopinit.o, build/genoutput.o, build/genpeep.o,
3065 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
3066 build/gen-protos.o, build/scan.o, build/fix-header.o,
3067 build/scan-decls.o): Simplify.
3068 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
3069 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
3070 prefix.o, toplev.o): Reduce to variable setting.
3071 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
3072 ($(out_object_file), gcc-options.o): New targets.
3073 ($(ALL_HOST_OBJS)): New target. Include dependency files.
3074 * configure: Rebuilt.
3075 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
3076 * doc/sourcebuild.texi (Front End Directory): Document new variable.
3078 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
3080 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
3081 complain when we hit an error, return ERROR_MARK_NODE.
3083 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3085 * config/sh/constraints.md (Pso, Psz): New constraints.
3086 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
3087 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
3089 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3091 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
3092 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
3094 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3096 * config/sh/sh.md (prefetch): Add condition for SH2A target.
3097 (prefetch_sh2a): New.
3099 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3100 Naveen.H.S <naveen.hs@kpitcummins.com>
3102 * config/sh/constraints.md (I28): New constraint.
3103 * config/sh/sh.c (broken_move): Add support for movi20s.
3104 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
3106 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
3107 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3108 Naveen.H.S <naveen.hs@kpitcummins.com>
3110 * config/sh/sh.c (SH_ATTRIBUTES): Define.
3111 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3112 (print_operand): Handle resbank in %@ operand code.
3113 (sh_encode_section_info): New.
3114 (push_regs): Add conditions for resbank.
3115 (sh_expand_epilogue): Likewise.
3116 (sh_insert_attributes): Likewise.
3117 (sh_attribute_table): Likewise.
3118 (sh_handle_resbank_handler_attribute): New.
3119 (sh2a_handle_function_vector_handler_attribute): New.
3120 (sh2a_is_function_vector_call): New.
3121 (sh2a_get_function_vector_number): New.
3122 (sh2a_function_vector_p): New.
3123 (sh_cfun_resbank_handler_p): New.
3124 * config/sh/sh.md (calli): Emit jsr/n if possible.
3125 (calli_tbr_rel): New.
3126 (calli_pcrel): Emit jsr/n if possible.
3127 (return_i): Emit rts/n if possible.
3128 (call_valuei_tbr_rel): New.
3129 (call_valuei_pcrel): Add condition for SH2A target.
3130 (call_value): Likewise.
3131 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
3132 (sh2a_get_function_vector_number): Likewise.
3133 (sh2a_is_function_vector_call): Likewise.
3134 * doc/extend.texi: Document TBR relative addressing of SH2A.
3135 (resbank): Add description for SH2A.
3137 2008-03-24 Richard Guenther <rguenther@suse.de>
3140 * gimplify.c (gimplify_modify_expr): For frontend type-correct
3141 pointer assignments change conversions according to middle-end rules.
3142 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
3143 * configure.ac: Include type checking in yes.
3144 * configure: Regenerate.
3146 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3148 * diagnostic.c (diagnostic_count_diagnostic): Delete.
3149 (diagnostic_report_diagnostic): Update. Handle ICEs here.
3151 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
3153 * gthr-vxworks.h (UNUSED): Define.
3155 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
3157 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
3159 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
3161 * doc/extend.texi (Function Attributes): Add missing comma in the
3162 example of the "alloc_size" attribute.
3164 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
3167 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3169 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3172 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3175 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3176 of the underlying type of a MS bitfield layout to the natural
3177 alignment of the type.
3179 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3181 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3182 to their natural alignment to avoid store forwarding stalls.
3184 2008-03-22 Richard Guenther <rguenther@suse.de>
3186 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
3187 For PHI nodes verify the address is invariant.
3188 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
3189 (get_symbol_constant_value): Use is_gimple_min_invariant.
3190 (maybe_fold_stmt_indirect): Likewise.
3192 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
3194 PR rtl-optimization/33927
3195 * Makefile.in (dse.o): Depend on $(TM_P_H).
3196 * expr.h (extract_low_bits): Declare.
3197 * expmed.c (extract_low_bits): New function.
3198 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
3199 * dse.c: Include tm_p.h.
3200 (find_shift_sequence): Remove the read_reg argument and return the
3201 read value. Emit the instructions instead of returning them.
3202 Iterate on new_mode rather than calculating it each time.
3203 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
3204 source to NEW_MODE and extract_low_bits to convert the shifted
3206 (replace_read): Allow the load and store to have different mode
3207 classes. Use extract_low_bits when SHIFT == 0. Create the shift
3208 or extraction instructions before trying the replacement. Update
3209 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
3211 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3213 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3214 to their natural alignment to avoid store forwarding stalls.
3216 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3219 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
3220 encouraging but not allowing gprs for input;
3221 change the input constraint to !f#r.
3222 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
3224 change the output constraint to !f#r.
3226 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
3229 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
3230 corresponding post-reload splitters.
3231 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
3232 when x87 FP math is selected.
3233 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
3234 New function prototype.
3235 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
3236 unreachable function to ease macroization of insn patterns.
3238 2008-03-21 Martin Jambor <mjambor@suse.cz>
3240 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
3241 reference dumps if ddr is NULL or dependence is unknown.
3243 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3245 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
3246 unsigned extension into account.
3247 (ATOMIC_COMPARE_AND_SWAP): Likewise.
3248 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
3249 Do computations on a scratch register.
3251 2008-03-21 Richard Guenther <rguenther@suse.de>
3253 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3254 Use is_gimple_min_invariant instead of TREE_INVARIANT.
3255 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
3256 * tree-ssa-dom.c (record_equality): Likewise.
3257 * tree-inline.c (copy_body_r): Likewise.
3258 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
3261 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3263 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
3264 as 'delete_unused' argument.
3266 2008-03-20 Richard Guenther <rguenther@suse.de>
3268 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3269 special casing of constant qualifiers.
3270 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
3271 care about them in general.
3272 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
3273 regardless of their type.
3274 (fold_stmt_r): Forcefully fold *& if we end up with that.
3276 2008-03-20 Paul Brook <paul@codesourcery.com>
3278 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
3279 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
3281 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
3283 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
3284 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
3286 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
3288 * common.opt (Wmudflap): New option.
3289 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
3290 (mx_register_decls): Likewise.
3291 (mudflap_finish_file): Likewise.
3292 * doc/invoke.texi: Document -Wno-mudflap.
3294 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
3296 * c-format.c (replace_format_name_to_system_name): New.
3298 (convert_format_name_to_system_name): New.
3299 (decode_format_attr): Add use of convert_format_name_to_system_name.
3300 (format_types_orig): Add gnu_ prefix to names.
3301 (check_format_info_main): Special treating of \0 escaped names for
3302 supporting multi-character format specifiers as I32, I64.
3303 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
3304 (gnu_target_overrides_format_attributes): New.
3305 * c-format.h: Add structure target_ovr_attr to hold
3306 system specific formatter names.
3307 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
3308 msformat-c.o file to c_target_objs and cxx_target_objs.
3309 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3310 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
3311 (TARGET_N_FORMAT_TYPES): New.
3312 * config/i386/msformat-c.c: New.
3313 * config/i386/t-cygming: Add build rule for msformat-c.o.
3314 * doc/extend.texi: Add new format names gnu_* and ms_* and
3316 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3318 2008-03-20 Ira Rosen <irar@il.ibm.com>
3320 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
3321 optimizations turned on under -O3.
3322 (ftree-vectorize): Add that the flag is turned on with -O3.
3324 2008-03-20 Ben Elliston <bje@au.ibm.com>
3326 * regmove.c (try_auto_increment): Fix spelling error in comment.
3327 * final.c (final_scan_insn): Likewise.
3329 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
3332 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
3333 allocator preferences for "y" and "r" class registers.
3334 ("*mov<mode>_internal"): Ditto.
3335 ("*movv2sf_internal_rex64"): Ditto.
3336 ("*movv2sf_internal"): Ditto.
3338 2008-03-19 Michael Matz <matz@suse.de>
3341 * calls.c (expand_call): Check overlap of arguments with call
3342 address for sibcalls.
3344 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3347 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3348 of the underlying type of a MS bitfield layout to the natural
3349 alignment of the type.
3351 2008-03-19 Jan Hubicka <jh@suse.cz>
3354 * toplev.c (decode_d_option): Handle all CPP flags.
3355 * tree-vrp.c: Update tree_pass descriptors.
3356 * regrename.c: Update tree_pass descriptors.
3357 * fwprop.c: Update tree_pass descriptors.
3358 * doc/invoke.texi: Remove documentation of dropped -d? flags.
3359 * tree-into-ssa.c: Update tree_pass descriptors.
3360 * tree-dump.c: Update tree_pass descriptors.
3361 * tree-complex.c: Update tree_pass descriptors.
3362 * tree-dump.h: Update tree_pass descriptors.
3363 * see.c: Update tree_pass descriptors.
3364 * cgraphbuild.c: Update tree_pass descriptors.
3365 * tracer.c: Update tree_pass descriptors.
3366 * tree-loop-distribution.c: Update tree_pass descriptors.
3367 * cgraph.c: Update tree_pass descriptors.
3368 * postreload-gcse.c: Update tree_pass descriptors.
3369 * postreload.c: Update tree_pass descriptors.
3370 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
3371 * tree-tailcall.c: Update tree_pass descriptors.
3372 * tree-pass.h (tree_opt_pass): Rename to ...
3373 (opt_pass) ... this one; add "type" field and remove letter field.
3374 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
3375 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
3376 all_lowering_passes): Update declaration.
3377 * ipa-cp.c: Update tree_pass descriptors.
3378 * final.c: Update tree_pass descriptors.
3379 * omp-low.c: Update tree_pass descriptors.
3380 * tree-ssa-dse.c: Update tree_pass descriptors.
3381 * ipa-reference.c: Update tree_pass descriptors.
3382 * tree-ssa-uncprop.c: Update tree_pass descriptors.
3383 * auto-inc-dec.c: Update tree_pass descriptors.
3384 * reorg.c: Update tree_pass descriptors.
3385 * cgraphunit.c: Update tree_pass descriptors.
3386 * tree-ssa-copyrename.c: Update tree_pass descriptors.
3387 * tree-ssa-ccp.c: Update tree_pass descriptors.
3388 * df-core.c: Update tree_pass descriptors.
3389 * mode-switching.c: Update tree_pass descriptors.
3390 * tree-nomudflap.c: Update tree_pass descriptors.
3391 * modulo-sched.c: Update tree_pass descriptors.
3392 * ipa-pure-const.c: Update tree_pass descriptors.
3393 * cse.c: Update tree_pass descriptors.
3394 * web.c: Update tree_pass descriptors.
3395 * tree-stdarg.c: Update tree_pass descriptors.
3396 * tree-ssa-math-opts.c: Update tree_pass descriptors.
3397 * tree-ssa-dom.c: Update tree_pass descriptors.
3398 * tree-nrv.c: Update tree_pass descriptors.
3399 * tree-ssa-alias.c: Update tree_pass descriptors.
3400 * loop-init.c: Update tree_pass descriptors.
3401 * gimple-low.c: Update tree_pass descriptors.
3402 * ipa-inline.c: Update tree_pass descriptors.
3403 * tree-ssa-sink.c: Update tree_pass descriptors.
3404 * global.c: Update tree_pass descriptors.
3405 * ifcvt.c: Update tree_pass descriptors.
3406 * jump.c: Update tree_pass descriptors.
3407 * predict.c: Update tree_pass descriptors.
3408 * tree-ssa-loop.c: Update tree_pass descriptors.
3409 * recog.c: Update tree_pass descriptors.
3410 * dse.c: Update tree_pass descriptors.
3411 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
3412 * tree-eh.c: Update tree_pass descriptors.
3413 * regmove.c: Update tree_pass descriptors.
3415 * function.c: Update tree_pass descriptors.
3416 * tree-vectorizer.c: Update tree_pass descriptors.
3417 * gcse.c: Update tree_pass descriptors.
3418 * ipa-type-escape.c: Update tree_pass descriptors.
3419 * tree-if-conv.c: Update tree_pass descriptors.
3420 * init-regs.c: Update tree_pass descriptors.
3421 * ipa.c: Update tree_pass descriptors.
3422 * tree-ssa-phiopt.c: Update tree_pass descriptors.
3423 * rtl-factoring.c: Update tree_pass descriptors.
3424 * lower-subreg.c: Update tree_pass descriptors.
3425 * bt-load.c: Update tree_pass descriptors.
3426 * tree-dfa.c: Update tree_pass descriptors.
3427 * except.c: Update tree_pass descriptors.
3428 * emit-rtl.c: Update tree_pass descriptors.
3429 * cfgexpand.c: Update tree_pass descriptors.
3430 * tree-cfgcleanup.c: Update tree_pass descriptors.
3431 * cfgcleanup.c: Update tree_pass descriptors.
3432 * tree-ssa-pre.c: Update tree_pass descriptors.
3433 * tree-sra.c: Update tree_pass descriptors.
3434 * tree-mudflap.c: Update tree_pass descriptors.
3435 * tree-ssa-copy.c: Update tree_pass descriptors.
3436 * cfglayout.c: Update tree_pass descriptors.
3437 * tree-ssa-forwprop.c: Update tree_pass descriptors.
3438 * tree-ssa-dce.c: Update tree_pass descriptors.
3439 * tree-ssa.c: Update tree_pass descriptors.
3440 * regclass.c: Update tree_pass descriptors.
3441 * integrate.c: Update tree_pass descriptors.
3442 * tree-optimize.c: Update tree_pass descriptors.
3443 * tree-ssa-phiprop.c: Update tree_pass descriptors.
3444 * tree-object-size.c: Update tree_pass descriptors.
3445 * combine.c: Update tree_pass descriptors.
3446 * tree-outof-ssa.c: Update tree_pass descriptors.
3447 * bb-reorder.c: Update tree_pass descriptors.
3448 * stack-ptr-mod.c: Update tree_pass descriptors.
3449 * var-tracking.c: Update tree_pass descriptors.
3450 * tree-profile.c: Update tree_pass descriptors.
3451 * tree-vect-generic.c: Update tree_pass descriptors.
3452 * reg-stack.c: Update tree_pass descriptors.
3453 * sched-rgn.c: Update tree_pass descriptors.
3454 * tree-ssa-structalias.c: Update tree_pass descriptors.
3455 * tree-cfg.c: Update tree_pass descriptors.
3456 * passes.c (current_pass): Update declaration.
3457 (finish_optimization_passes): Update.
3458 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
3459 (register_one_dump_file, register_dump_files_1, next_pass_1):
3461 (init_optimization_passes): Update handling of new types.
3462 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
3463 * ipa-struct-reorg.c: Update tree_pass descriptors.
3464 * tree-ssa-reassoc.c: Update tree_pass descriptors.
3465 * combine-stack-adj.c: Update tree_pass descriptors.
3466 * cfgrtl.c: Update tree_pass descriptors.
3467 * dce.c: Update tree_pass descriptors.
3468 * tree-ssanames.c: Update tree_pass descriptors.
3470 2008-03-19 Richard Guenther <rguenther@suse.de>
3473 * tree-ssa.c (walk_data): New structure.
3474 (warn_uninitialized_var): If not always_executed warn with "maybe"
3476 (execute_early_warn_uninitialized): Compute post-dominators.
3477 Initialize always_executed before processing each basic block.
3479 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3482 * config/i386/i386.c (x86_this_parameter): Calculate correct location
3483 of "this" pointer when "regparm = N" or "fastcall" is in effect.
3485 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3487 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
3489 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
3491 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
3493 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
3494 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
3495 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
3496 target after ignore has been set, and move there also the commputation
3497 of subtarget and original_target.
3498 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
3499 (LANG_HOOKS_INITIALIZER): Remove it.
3500 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
3502 2008-03-18 Richard Guenther <rguenther@suse.de>
3504 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
3505 found an expression with constants, note that in the VN for the lhs.
3506 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
3507 fold them to constants if possible. Run cleanup_cfg if done so.
3508 (execute_pre): Return todo.
3510 (execute_fre): Likewise.
3511 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
3513 (get_prop_source_stmt): Look through pointer conversions.
3515 2008-03-18 Jan Hubicka <jh@suse.cz>
3517 * tree-pretty-print.c: Include predict.h.
3518 (dump_generic_node): Dump predictor.
3519 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
3520 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
3521 * gimple-low.c (lower_stmt): Likewise.
3522 * expr.c (expand_expr_real): Likewise.
3523 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
3525 (build_predict_expr, build_predict_expr): New.
3526 * predict.h (predictor_name, build_predict_expr): Update.
3527 * c-typeck.c (c_finish_bc_stmt): Add prediction.
3528 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
3529 * predict.def (PRED_CONTINUE): Update hitrate.
3530 * tree.def (PREDICT_EXPR): Define.
3531 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
3532 do not handle BIND_EXPR.
3533 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
3534 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
3535 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
3538 2008-03-18 Michael Matz <matz@suse.de>
3540 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
3542 2008-03-18 Richard Guenther <rguenther@suse.de>
3544 * tree-gimple.h (is_gimple_invariant_address): Declare.
3545 (is_gimple_constant): Likewise.
3546 * tree-gimple.c (is_gimple_constant): New function.
3547 (is_gimple_invariant_address): Likewise.
3548 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
3549 and is_gimple_invariant_address.
3550 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
3552 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
3553 an addressable base.
3555 2008-03-18 Jakub Jelinek <jakub@redhat.com>
3558 * gimplify.c (gimplify_expr): Gimplify second operand of
3561 2008-03-17 Richard Guenther <rguenther@suse.de>
3563 PR tree-optimization/19637
3564 * fold-const.c (fold_unary): Remove restrictions of removing
3565 intermediate pointer-conversions (P2)(P1)P0.
3566 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
3567 conversion to void pointer.
3568 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
3570 2008-03-16 James E. Wilson <wilson@tuliptree.org>
3573 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
3574 emulated thread local variables.
3576 2008-03-16 Richard Guenther <rguenther@suse.de>
3579 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
3580 expand TREE_INVARIANT operations that are not gimple invariant.
3582 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
3584 * doc/extend.texi (Alignment): Say that the ABI controls
3585 the __alignof__ for non-strict-alignment targets rather
3586 than being a recommendation.
3588 2008-03-15 Paul Brook <paul@codesourcery.com>
3590 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
3592 (arm_output_fn_unwind): Mark functions that can not be unwound.
3594 2008-03-15 Paul Brook <paul@codesourcery.com>
3596 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
3597 extension instructions.
3599 2008-03-15 Richard Guenther <rguenther@suse.de>
3601 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
3602 and fold constant aggregate refs.
3603 (fold_const_aggregate_ref): Handle string constants
3604 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
3605 (evaluate_stmt): Simplify now that ccp_fold folds constant
3608 2008-03-15 Paul Brook <paul@codesourcery.com>
3610 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
3611 (extzv): Use gen_extzv_t2.
3612 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
3614 2008-03-15 Richard Guenther <rguenther@suse.de>
3616 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
3617 (fold_const_aggregate_ref): Likewise.
3618 (get_value): Return NULL if we don't have any values.
3619 (ccp_finalize): Set const_val to NULL after freeing it.
3620 * tree-flow.h (get_symbol_constant_value): Declare.
3621 (fold_const_aggregate_ref): Likewise.
3622 * tree-ssa-sccvn.c (try_to_simplify): Use them.
3624 2008-03-15 Richard Guenther <rguenther@suse.de>
3627 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
3628 to not produce negative array indices if not allowed. Add
3629 parameter to indicate that.
3630 (maybe_fold_offset_to_component_ref): Allow negative array
3631 indices only for the first member of a structure.
3632 (maybe_fold_offset_to_reference): Allow negative array indices.
3633 (maybe_fold_stmt_addition): Likewise.
3635 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
3636 Anatoly Sokolov <aesok@post.ru>
3638 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
3639 (avr_arch): Add ARCH_AVR6.
3640 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
3641 (initial_elimination_offset): Initialize and use 'avr_pc_size'
3642 instead of fixed value 2.
3643 (print_operand_address): Use gs() asm specifier instead of pm().
3644 (avr_assemble_integer): (Ditto.).
3645 (avr_output_addr_vec_elt): (Ditto.).
3646 (print_operand): Handle "!" code.
3647 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
3648 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
3649 (AVR_HAVE_EIJMP_EICALL): Define.
3650 (AVR_3_BYTE_PC): Redefine.
3651 (AVR_2_BYTE_PC): (Ditto.).
3652 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
3653 (LINK_SPEC): Add atmega2560 and atmega2561.
3654 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
3656 * config/avr/avr.md (call_insn): Use eicall instead of icall
3657 for 3 byte PC devices.
3658 (call_value_insn): (Ditto.).
3659 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
3660 (indirect_jump): Use only for for 2 byte PC devices.
3661 (*tablejump): (Ditto.).
3662 (*indirect_jump_avr6): Add insn.
3663 (*tablejump_rjmp): Don't use for 3 byte PC devices.
3664 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
3665 instead of ijmp for 3 byte PC devices.
3666 (__tablejump2__): (Ditto.).
3667 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
3668 (MULITLIB_DIRNAMES): (Ditto.).
3669 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
3671 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
3673 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
3674 "sse2_umulsidi3". Use V1DI mode for operand 0.
3675 ("mmx_psadbw"): Use V1DI mode for operand 0.
3676 * config/i386/i386-modes.def (V1SI): New vector mode.
3677 * config/i386/i386.c (struct builtin_description)
3678 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
3679 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
3680 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
3681 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
3682 v1di_ftype_v8qi_v8qi type.
3683 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
3685 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
3686 __builtin_ia32_pmuludq]: Fix the mode of return value.
3688 2008-03-15 Richard Guenther <rguenther@suse.de>
3691 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
3694 2008-03-14 Bob Wilson <bob.wilson@acm.org>
3696 * doc/invoke.texi (Option Summary, Xtensa Options): Document
3697 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
3698 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
3699 unless TARGET_SERIALIZE_VOLATILE is enabled.
3700 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
3701 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
3702 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
3704 2008-03-14 Richard Guenther <rguenther@suse.de>
3706 PR tree-optimization/34172
3707 * tree-flow.h (refs_may_alias_p): Declare.
3708 (get_single_def_stmt): Likewise.
3709 (get_single_def_stmt_from_phi): Likewise.
3710 (get_single_def_stmt_with_phi): Likewise.
3711 * tree-dfa.c (refs_may_alias_p): New function.
3712 (get_single_def_stmt): Likewise.
3713 (get_single_def_stmt_from_phi): Likewise.
3714 (get_single_def_stmt_with_phi): Likewise.
3715 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
3716 (vn_reference_lookup_1): New helper function.
3717 (vn_reference_lookup): Walk the virtual use-def chain to
3718 continue searching for a match if the def does not alias the
3719 reference we are looking for.
3721 2008-03-14 David Edelsohn <edelsohn@gnu.org>
3723 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
3724 archive and Perzl. Update The Written Word listing.
3726 2008-03-14 Richard Guenther <rguenther@suse.de>
3728 PR tree-optimization/34043
3729 PR tree-optimization/33989
3730 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
3732 (bitmap_find_leader): Use extra argument to verify dominance
3733 relationship inside a basic-block.
3734 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
3735 (find_leader_in_sets): Adjust.
3736 (create_component_ref_by_pieces): Take extra argument for
3737 dominance check, handle lookup failures.
3738 (find_or_generate_expression): Likewise.
3739 (create_expression_by_pieces): Likewise.
3740 (insert_into_preds_of_block): Adjust.
3741 (create_value_expr_from): If asked for, verify all operands
3742 are in the blocks AVAIL_OUT set.
3743 (make_values_for_stmt): Check for SSA_NAMEs that are life
3744 over an abnormal edge.
3745 (compute_avail): Remove such check.
3746 (do_SCCVN_insertion): New function.
3747 (eliminate): If we do not find a leader suitable for replacement
3748 insert a replacement expression from SCCVN if available.
3749 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
3750 (struct vn_ssa_aux): Add needs_insertion flag.
3751 * tree-ssa-sccvn.c (may_insert): New global flag.
3752 (copy_reference_ops_from_ref): Value-number union member access
3753 based on its size, not type and member if insertion is allowed.
3754 (visit_reference_op_load): For a weak match from union type
3755 punning lookup a view-converted value and insert a SSA_NAME
3756 for that value if that is not found.
3757 (visit_use): Make dumps shorter. Do not disallow value numbering
3758 SSA_NAMEs that are life over an abnormal edge to constants.
3759 (free_scc_vn): Release inserted SSA_NAMEs.
3760 (run_scc_vn): New flag to specify whether insertion is allowed.
3761 Process SSA_NAMEs in forward order.
3762 * tree-ssa-loop-im.c (for_each_index): Handle invariant
3763 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
3764 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
3765 pointer type to/from integral types that do not change the
3766 precision to regular conversions.
3768 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3770 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3771 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3772 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
3773 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
3774 input arguments and the mode of return value. Built-in functions
3775 that operate on whole 64-bit MMX register now use V1DI mode.
3777 2008-03-13 Alon Dayan <alond@il.ibm.com>
3778 Olga Golovanevsky <olga@il.ibm.com>
3780 PR tree-optimization/35041
3781 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
3782 to locate the right position in a statement.
3784 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3788 * config/i386/xmmintrin.h: Change all static inline functions to
3789 extern inline and add __gnu_inline__ attribute.
3790 * config/i386/bmintrin.h: Ditto.
3791 * config/i386/smmintrin.h: Ditto.
3792 * config/i386/tmmintrin.h: Ditto.
3793 * config/i386/mmintrin-common.h: Ditto.
3794 * config/i386/ammintrin.h: Ditto.
3795 * config/i386/emmintrin.h: Ditto.
3796 * config/i386/pmmintrin.h: Ditto.
3797 * config/i386/mmintrin.h: Ditto.
3798 * config/i386/mm3dnow.h: Ditto.
3800 2008-03-13 Jakub Jelinek <jakub@redhat.com>
3803 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
3804 (lower_omp_2): New function.
3805 (lower_omp_1, lower_omp): Rewritten.
3807 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
3810 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
3811 with the phrase "Microsoft Windows compilers".
3812 (Push/Pop Macro Pragmas): New subsection. Document
3813 #pragma push_macro and pragma pop_macro.
3815 2008-03-12 Paul Brook <paul@codesourcery.com>
3817 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
3819 2008-03-12 Paul Brook <paul@codesourcery.com>
3821 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
3822 (thumb2_alusi3_short): Exclude PLUS and MINUS.
3823 (thumb2_addsi_shortim): Rename ...
3824 (thumb2_addsi_short): ... to this. Allow register operands.
3825 (thumb2_subsi_short): New pattern.
3826 (thumb2_one_cmplsi2_short,
3827 thumb2_negsi2_short): New patterns and peepholes.
3829 2008-03-12 Paul Brook <paul@codesourcery.com>
3831 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
3833 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
3835 * config/i386/i386.md (int_cond): New code iterator.
3837 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
3838 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
3839 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
3840 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
3841 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
3842 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
3843 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
3844 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
3846 2008-03-12 Paul Brook <paul@codesourcery.com>
3848 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
3849 instead of {arm,thumb}_compute_save_reg_mask.
3850 (output_return_instruction): Ditto.
3851 (thumb_unexpanded_epilogue): Ditto.
3852 (thumb1_expand_prologue): Ditto.
3853 (thumb1_output_function_prologue): Ditto.
3854 (arm_set_return_address): Ditto.
3855 (thumb_set_return_address): Ditto.
3856 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
3857 regs to achieve stack alignment.
3858 (thumb1_compute_save_reg_mask): Fix compiler warning.
3859 (arm_output_epilogue): Use offsets->saved_regs_mask.
3860 Adjust stack pointer by poping call clobered registers.
3861 (arm_expand_prologue): Use offsets->saved_regs_mask.
3862 Adjust stack pointer by pushing extra registers.
3863 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
3865 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
3868 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
3869 conversion to the operands of a multiplication.
3871 2008-03-12 Richard Guenther <rguenther@suse.de>
3873 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
3874 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
3875 * timevar.def (TV_TREE_PHIPROP): Add.
3876 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
3877 pass description. Use TV_TREE_PHIPROP.
3878 * tree-ssa-forwprop.c: Remove phiprop code.
3880 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3883 * omp-low.c (maybe_lookup_decl): Constify first argument.
3884 (use_pointer_for_field): Change last argument from bool to
3885 omp_context *. Disallow shared copy-in/out in nested
3886 parallel if decl is shared in outer parallel too.
3887 (build_outer_var_ref, scan_sharing_clauses,
3888 lower_rec_input_clauses, lower_copyprivate_clauses,
3889 lower_send_clauses, lower_send_shared_vars): Adjust callers.
3891 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
3892 Ira Rosen <irar@il.ibm.com>
3894 * tree-vectorizer.c (free_stmt_vec_info): New function.
3895 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
3896 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
3897 * tree-vectorizer.h (free_stmt_vec_info): Declare.
3898 * tree-vect-transform.c (vectorizable_conversion): Free
3899 vec_oprnds0 if it was allocated.
3900 (vect_permute_store_chain): Remove unused VECs.
3901 (vectorizable_store): Free VECs that are allocated in the..
3903 (vect_transform_strided_load, vectorizable_load): Likewise.
3904 (vect_remove_stores): Simplify the code.
3905 (vect_transform_loop): Move code to vect_remove_stores().
3906 Call vect_remove_stores() and free_stmt_vec_info().
3908 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3910 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
3911 TARGET_HPUX. Revise comment.
3912 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
3913 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
3914 Use sr4 variant of `be' instruction when not generating PIC code.
3915 (attr_length_call): Adjust for above change.
3917 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3919 * ipa-reference.c (static_execute): Remove module_statics_const and
3920 associated setting code.
3922 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3925 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
3926 predicate for operand 1.
3927 (paritysi2_cmp): Use register_operand predicate for operand 2.
3928 Use earlyclobber modifier for operand 1. Remove support for
3930 (paritydi2_cmp): Use register_operand predicate for operand 3.
3931 Use earlyclobber modifier for operand 1. Remove support for
3934 2008-03-11 Paul Brook <paul@codesourcery.com>
3935 Vladimir Prus <vladimir@codesourcery.com>
3937 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
3938 (arm_compute_save_reg0_reg12_mask): Always
3939 check if register 11 must be saved. Always safe hard frame pointer
3940 when frame_pointer_needeed.
3941 (arm_compute_save_reg_mask): Save IP and PC
3942 only with apcs frames.
3943 (arm_output_epilogue): Adjust Thumb2 codepath to
3944 be also invoked and work for ARM non-apcs frames.
3945 (arm_expand_prologue): Don't bother saving IP
3946 for non-apcs frame, since it's not clobbered by
3947 prologue code. Implement non-apcs frame
3950 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3952 PR rtl-optimization/35281
3953 * expr.c (convert_move): Use a new pseudo for the intermediate
3954 from_mode->word_mode result.
3956 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3958 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
3959 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
3960 * toplev.c (compile_file): Don't call it.
3962 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3965 * expr.c (store_expr): Call emit_block_move if the mode
3966 of "temp" RTX is BLKmode.
3968 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3969 Richard Guenther <rguenther@suse.de>
3971 PR tree-optimization/31358
3972 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
3973 the step with a NULL_TREE.
3974 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
3975 to sizetype if type is a pointer type.
3976 (add_candidate_1): Don't convert the base and step to
3977 the generic type if the orginal type is a pointer type.
3978 (add_iv_value_candidates): Use sizetype for the step
3979 if type is a pointer type.
3980 (cand_value_at): Likewise.
3981 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3983 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
3984 Don't convert the tem affine to the type.
3985 (add_elt_to_tree): Use sizetype for the step if a pointer.
3986 Use POINTER_PLUS_EXPR for pointers.
3987 (aff_combination_to_tree): Use sizetype for the step if a
3990 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
3992 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
3993 Remove commutativity hint.
3995 2008-03-10 Jakub Jelinek <jakub@redhat.com>
3999 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
4000 errorneous type. Check that v is a VAR_DECL.
4003 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
4005 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
4007 PR tree-optimization/35494
4008 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
4009 may be overriden at link and run time.
4011 2008-03-10 Richard Guenther <rguenther@suse.de>
4013 PR tree-optimization/34677
4014 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
4015 (poolify_tree): Likewise.
4016 (modify_expr_template): Likewise.
4017 (poolify_modify_stmt): Likewise.
4018 (insert_fake_stores): Handle all component-ref style stores
4019 in addition to INDIRECT_REF. Also handle complex types.
4020 Do not poolify the inserted load.
4021 (realify_fake_stores): Do not rebuild the tree but only
4022 make it a SSA_NAME copy.
4023 (init_pre): Remove initialzation of modify_expr_template.
4024 Do not allocate modify_expr_node_pool.
4025 (fini_pre): Do not free modify_expr_node_pool.
4027 2008-03-10 Paul Brook <paul@codesourcery.com>
4029 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
4032 2008-03-10 Paul Brook <paul@codesourcery.com>
4033 Mark Shinwell <shinwell@codesourcery.com>
4035 * config/arm/cortex-r4.md: New.
4036 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
4038 * config/arm/arm.md: Include cortex-r4.md.
4039 (insn): Add smmls, sdiv and udiv values.
4040 (generic_sched): Don't use generic scheduling for Cortex-R4.
4041 (arm_issue_rate): New function.
4042 (TARGET_SCHED_ISSUE_RATE): Define.
4044 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
4046 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
4048 2008-03-10 Richard Guenther <rguenther@suse.de>
4050 * tree-ssa-pre.c (get_sccvn_value): Simplify.
4051 (compute_avail): Do not add stmt uses to AVAIL_OUT.
4053 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
4055 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
4056 Set default to true.
4058 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4060 * c.opt (Wsynth): Deprecate.
4061 * doc/invoke.texi (Option Summary, Warning Options): Document
4062 -Wno-format-contains-nul.
4064 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
4067 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
4068 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
4070 2008-03-09 Ira Rosen <irar@il.ibm.com>
4072 * config/rs6000/rs6000.c (builtin_description): Rename vector
4073 left shift operations.
4074 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
4075 (altivec_vsl<VI_char>): Rename to ...
4076 (ashl<mode>3): ... new name.
4077 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
4079 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
4081 2008-03-08 Richard Guenther <rguenther@suse.de>
4083 * coverage.h (tree_coverage_counter_addr): Declare.
4084 * coverage.c (tree_coverage_counter_addr): New function.
4085 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
4087 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
4088 (tree_gen_one_value_profiler): Likewise.
4089 (tree_gen_ic_profiler): Likewise.
4090 (tree_gen_average_profiler): Likewise.
4091 (tree_gen_ior_profiler): Likewise.
4093 2008-03-08 Richard Guenther <rguenther@suse.de>
4095 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
4096 (vn_binary_op_insert): Likewise.
4097 (vn_unary_op_lookup): Likewise.
4098 (vn_unary_op_insert): Likewise.
4099 (vn_nary_op_lookup): Declare.
4100 (vn_nary_op_insert): Likewise.
4101 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
4102 and binary hashes, use a single obstack for unary_op_pool
4104 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
4105 a single struct vn_nary_op_s. Store tree code length and
4106 a variable number of operands.
4107 (struct vn_reference_op_struct): Remove unused op2.
4108 (vn_reference_op_eq): Do not compare op2.
4109 (vn_reference_op_compute_hash): Do not compute hash of op2.
4110 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
4111 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
4112 with vn_nary_op_compute_hash.
4113 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
4114 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
4116 (vn_unary_op_insert, vn_binary_op_insert): Replace with
4118 (visit_unary_op): Call nary functions.
4119 (visit_binary_op): Likewise.
4120 (process_scc): Adjust for struct vn_tables_s changes.
4121 (allocate_vn_table): Likewise.
4122 (free_vn_table): Likewise.
4123 * tree-vn.c (vn_add): Call nary functions.
4124 (vn_lookup): Likewise.
4126 2008-03-08 Jakub Jelinek <jakub@redhat.com>
4129 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
4130 wdst back after sync_compare_and_swapqhi_internal.
4132 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
4135 * config/i386/i386-modes.def (V1DI): New vector mode.
4136 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
4137 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
4138 (MMXMODE248): Ditto.
4139 (MMXMODE): Add V1DI mode.
4140 (mmxvecsize): Change DI mode to V1DI mode.
4141 ("mov<mode>): Use MMXMODEI8 mode iterator.
4142 ("*mov<mode>_internal_rex64"): Ditto.
4143 ("*mov<mode>_internal"): Ditto.
4144 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
4145 ("mmx_sub<mode>3"): Ditto.
4146 ("mmx_adddi3"): Remove insn pattern.
4147 ("mmx_subdi3"): Ditto.
4148 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
4149 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
4150 ("mmx_ashl<mode>3"): Ditto.
4151 ("mmx_lshrdi3"): Remove insn pattern.
4152 ("mmx_ashldi3"): Ditto.
4153 * config/i386/i386.c (classify_argument): Handle V1DImode.
4154 (function_arg_advance_32): Ditto.
4155 (function_arg_32): Ditto.
4156 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
4157 mmx_addv1di3 insn pattern.
4158 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
4159 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
4160 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
4161 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
4162 Remove definitions of built-in functions.
4163 (V1DI_type_node): New node.
4164 (v1di_ftype_v1di_int): Ditto.
4165 (v1di_ftype_v1di_v1di): Ditto.
4166 (v2si_ftype_v2si_si): Ditto.
4167 (v4hi_ftype_v4hi_di): Remove node.
4168 (v2si_ftype_v2si_di): Ditto.
4169 (ix86_init_mmx_sse_builtins): Handle V1DImode.
4170 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
4171 Redefine builtins using def_builtin_const with *_ftype_*_int node.
4172 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
4173 Add new builtins using def_builtin_const.
4174 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
4175 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
4176 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
4177 * config/i386/mmintrin.h (__v1di): New typedef.
4178 (_mm_add_si64): Cast arguments to __v1di type.
4179 (_mm_sub_si64): Ditto.
4180 (_mm_sll_pi16): Cast __count to __v4hi type.
4181 (_mm_sll_pi32): Cast __count to __v2si type.
4182 (_mm_sll_si64): Cast arguments to __v1di type.
4183 (_mm_srl_pi16): Cast __count to __v4hi type.
4184 (_mm_srl_pi32): Cast __count to __v2si type.
4185 (_mm_srl_si64): Cast arguments to __v1di type.
4186 (_mm_sra_pi16): Cast __count to __v4hi type.
4187 (_mm_sra_pi32): Cast __count to __v2si type.
4188 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
4189 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
4190 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
4191 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
4192 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
4193 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
4194 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
4195 (_mm_srai_pi32): Use __builtin_ia32_psradi.
4196 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
4197 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4198 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4199 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
4201 2008-03-07 Joseph Myers <joseph@codesourcery.com>
4203 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
4205 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
4208 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
4209 reg+const addressing for Altivec modes. Don't generate reg+reg
4210 addressing for TFmode or TDmode quantities.
4212 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
4214 * c-common.c (vector_types_convertible_p): Call langhook
4215 instead of comptypes.
4217 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4220 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
4221 integral and scalar float variables which have a
4224 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
4226 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
4227 dwarf_register_span hook when emitting unwind information for
4228 register-to-memory saves.
4229 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
4230 (rs6000_frame_related): Remove call to spe_synthesize_frame.
4232 2008-03-06 Jakub Jelinek <jakub@redhat.com>
4234 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
4235 for the same VAR_DECL.
4237 2008-03-06 Tom Tromey <tromey@redhat.com>
4240 * doc/standards.texi (Standards): Don't mention treelang.
4241 * doc/invoke.texi (Overall Options): Don't mention treelang.
4242 * doc/install.texi (Prerequisites): Don't mention bison or
4244 (Configuration): Don't mention treelang.
4245 (Building): Likewise.
4246 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
4248 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
4250 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
4251 word-extractions out of a multi-word object.
4253 2008-03-06 Richard Guenther <rguenther@suse.de>
4255 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
4256 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
4257 result type and precision.
4258 * expr.c (get_inner_reference): Set unsignedp based on the result
4259 type of BIT_FIELD_REF.
4260 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
4261 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
4262 (try_instantiate_multiple_fields): Likewise. Use the correct type
4264 (sra_build_assignment): Likewise.
4265 (sra_build_elt_assignment): Likewise.
4266 (sra_explode_bitfield_assignment): Likewise.
4267 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
4268 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
4269 set BIT_FIELD_REF_UNSIGNED.
4270 (vectorizable_load): Likewise.
4272 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
4274 * cse.c (cse_extended_basic_block): Invalidate artificial defs
4277 2008-03-06 Richard Guenther <rguenther@suse.de>
4279 * alias.c (struct alias_set_entry): Move has_zero_child field
4280 to pack with alias_set.
4282 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4284 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4287 2008-03-05 Ian Lance Taylor <iant@google.com>
4289 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
4291 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4293 * fwprop.c (update_df): Support width and offset parameters of
4295 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
4296 global_conflicts): Change DF_REF_EXTRACT to either
4297 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4298 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4299 * df-scan.c (df_ref_record, df_defs_record,
4300 df_ref_create_structure, df_def_record_1, df_uses_record,
4301 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
4302 df_bb_refs_collect, df_entry_block_defs_collect,
4303 df_exit_block_uses_collect): Support new width and offset fields.
4304 (ref_extract_pool): New storage pool.
4305 (df_free_ref): New function.
4306 (df_reg_chain_unlink, df_free_collection_rec,
4307 df_sort_and_compress_refs): Call df_free_ref.
4308 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
4310 (df_ref_create_structure): Allocate df_ref_extract if offset and
4311 width fields are used.
4312 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
4313 (df_uses_record): Get offset and width from ZERO_EXTRACT
4315 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
4316 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4317 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4318 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
4319 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4320 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4321 (df_ref_extract): New structure.
4322 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
4323 (df_ref_create): Add width and offset parameters.
4325 2008-03-05 Richard Guenther <rguenther@suse.de>
4327 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4328 Use ranges_overlap_p.
4329 (offset_overlaps_with_access): Rename
4330 to ranges_overlap_p and move ...
4331 * tree-flow-inline.h (ranges_overlap_p): ... here.
4333 * tree.h (get_inner_reference, handled_component_p): Update
4336 * tree.h (record_component_aliases, get_alias_set,
4337 alias_sets_conflict_p, alias_sets_must_conflict_p,
4338 objects_must_conflict_p): Move declarations ...
4339 * alias.h (record_component_aliases, get_alias_set,
4340 alias_sets_conflict_p, alias_sets_must_conflict_p,
4341 objects_must_conflict_p): ... here.
4342 Include coretypes.h.
4343 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
4345 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
4347 * cfg.c: Include tree-flow.h.
4348 (remove_edge_raw): Call redirect_edge_var_map_clear.
4349 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
4350 * tree-flow-inline.h (redirect_edge_var_map_def): New.
4351 (redirect_edge_var_map_result): New.
4352 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
4353 PENDING_STMT use with redirect_edge_var_map_*.
4354 * tree-ssa.c (edge_var_maps): New definition.
4355 (redirect_edge_var_map_add): New.
4356 (redirect_edge_var_map_clear): New.
4357 (redirect_edge_var_map_dup): New.
4358 (redirect_edge_var_map_vector): New.
4359 (redirect_edge_var_map_destroy): New.
4360 (ssa_redirect_edge): Replace PENDING_STMT use with
4361 redirect_edge_var_map_*.
4362 (flush_pending_stmts): Same.
4363 (delete_tree_ssa): Destroy edge var map.
4364 * tree-flow.h (struct _edge_var_map): New.
4365 Define edge_var_map vector type.
4366 Declare redirect_edge_var_map_* prototypes.
4367 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
4368 * tree-cfg.c (reinstall_phi_args): Replace
4369 PENDING_STMT use with redirect_edge_var_map_*.
4371 2008-03-05 Richard Guenther <rguenther@suse.de>
4373 PR tree-optimization/35472
4374 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
4375 whose single use_stmt has a overlapping set of loaded and
4376 stored symbols as that use_stmt might be a noop assignment then.
4378 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
4380 * gthr-rtems.h: Implement __gthread_mutex_destroy.
4382 2008-03-05 Richard Guenther <rguenther@suse.de>
4385 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
4386 should be constants.
4387 * tree-cfg.c (verify_expr): Verify it.
4388 * fold-const.c (fold_truthop): Remove code generating
4389 BIT_FIELD_REFs of structure bases.
4390 (fold_binary): Likewise.
4391 (fold_ternary): Position and size of BIT_FIELD_REFs are
4392 always host integers.
4393 (make_bit_field_ref): Remove.
4394 (optimize_bit_field_compare): Remove.
4395 (all_ones_mask_p): Remove.
4397 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
4400 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
4401 (split_block_and_df_analyze): New. Split basic block and rebuild
4403 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
4405 (split_pattern_seq): Likewise.
4406 (erase_matching_seqs): Likewise.
4407 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
4409 2008-03-04 Geoff Keating <geoffk@apple.com>
4411 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
4412 declaration and code.
4413 (tree_invalid_nonnegative_warnv_p): Likewise.
4415 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4417 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
4418 examples. Truncate option-names then causing overfull hbox.
4420 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4423 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
4425 * configure: Rebuilt.
4427 2008-03-04 Rafael Espindola <espindola@google.com>
4429 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
4430 (tree_unary_nonnegative_warnv_p): New.
4431 (tree_binary_nonnegative_warnv_p): New.
4432 (tree_single_nonnegative_warnv_p): New.
4433 (tree_invalid_nonnegative_warnv_p): New.
4434 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
4436 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4439 * opts.c (handle_option): Postpone 'unknown option' errors only for
4442 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
4445 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
4448 2008-03-04 Rafael Espindola <espindola@google.com>
4450 * fold-const.c (tree_unary_nonzero_warnv_p): New.
4451 (tree_binary_nonzero_warnv_p): New.
4452 (tree_single_nonzero_warnv_p): New.
4453 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
4455 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
4458 * fold-const.c (fold_cond_expr_with_comparison): Prevent
4459 transformations for modes that have signed zeros.
4460 * ifcvt.c (noce_try_abs): Ditto.
4462 2008-03-04 Joseph Myers <joseph@codesourcery.com>
4464 * config/i386/i386.c (override_options): Force
4465 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
4467 2008-03-04 Jan Hubicka <jh@suse.cz>
4470 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
4473 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4475 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
4476 label to probe the stack.
4478 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4480 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
4481 (__gthr_win32_mutex_destroy): Declare.
4482 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
4483 __gthr_win32_mutex_destroy.
4484 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
4486 2008-03-03 Jan Hubicka <jh@suse.cz>
4489 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
4490 aggressive on inlining cold calls.
4492 2008-03-03 Richard Guenther <rguenther@suse.de>
4494 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
4495 struct copies into the expression table.
4496 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
4497 (try_to_simplify): Likewise.
4498 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
4499 integral and pointer arguments which do not change the
4500 precision to NOP_EXPRs.
4501 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
4502 VIEW_CONVERT_EXPR case.
4504 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4506 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4507 defined in a loop at depth 0 is invariant.
4508 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4509 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4510 be called at loop depth 0.
4512 2008-03-02 Jakub Jelinek <jakub@redhat.com>
4515 * gcc.c (process_command): Update copyright notice dates.
4516 * gcov.c (print_version): Likewise.
4517 * gcov-dump.c (print_version): Likewise.
4518 * mips-tfile.c (main): Likewise.
4519 * mips-tdump.c (main): Likewise.
4521 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4524 * c-common.c (flag_permissive): Delete.
4525 (constant_expression_warnings): Check flags first.
4526 (constant_expression_error): New.
4527 * c-common.h (flag_permissive): Delete.
4528 (constant_expression_error): Declare.
4529 * flags.h (flag_permissive): Declare. Update description.
4530 * diagnostic.c (pedwarn): Update.
4532 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
4533 (permissive_error_kind): New.
4534 * toplev.c (flag_permissive): Define. Update description.
4535 * toplev.h (permissive_error_kind): Declare.
4536 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
4537 (pedwarn_c90): Use pedantic_warning_kind.
4538 * c-opts.c (c_common_post_options): flag_permissive does not affect
4539 flag_pedantic_errors.
4541 2008-03-02 Joseph Myers <joseph@codesourcery.com>
4543 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
4544 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
4545 __absvsi2, __absvDI2): Use unsigned arithmetic.
4547 2008-03-02 Andi Kleen <ak@suse.de>
4548 Richard Guenther <rguenther@suse.de>
4550 * struct-equiv.c: Remove file.
4551 * cfg_cleanup.c (condjump_equiv_p): Remove.
4552 * Makefile.in (OBJS-common): Remove struct-equiv.o.
4553 (struct-equiv.o): Remove rule.
4554 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
4555 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
4556 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
4558 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4560 * ifcvt.c (noce_process_if_block): Try to handle only the then
4561 block if the else block exists but isn't suitable.
4563 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4566 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
4567 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
4568 regression from previous patch.
4570 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4573 * gthr.h: Add __gthread_mutex_destroy as a function that must be
4575 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
4576 * gthr-single.h (__gthread_mutex_destroy): Likewise.
4577 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
4578 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
4579 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
4580 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
4581 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
4582 (__gthread_mutex_destroy_function): Rename to
4583 __gthread_mutex_destroy.
4584 * gthr-dce.h (__gthread_mutex_destroy): Call
4585 pthread_mutex_destroy.
4586 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
4587 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
4588 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
4590 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4592 * df-scan.c (df_ref_chain_change_bb): Simplify.
4593 (df_insn_change_bb): Add new_bb argument. Simplify. Call
4594 set_block_for_insn if there's any change.
4595 * df.h ((df_insn_change_bb): Fix prototype.
4596 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
4597 df_insn_change_bb, don't call set_block_for_insn.
4598 * emit-rtl.c (reorder_insns): Likewise.
4599 * haifa-sched.c (move_insn): Likewise.
4601 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4603 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
4605 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4607 * tree-flow-inline.h (next_readonly_imm_use): Return
4608 NULL_USE_OPERAND_P after the end.
4610 2008-03-01 Richard Guenther <rguenther@suse.de>
4612 PR tree-optimization/35411
4613 * tree-sra.c (sra_build_assignment): Split conversion to
4614 final type to a separate statement if we are not assigning
4617 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4619 * fold-const.c (fold_convertible_p): Correct the logic to follow
4620 that in fold_convert().
4622 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
4625 * tree-inline.c (build_duplicate_type): When we make a
4626 duplicate type, make it unique in the canonical types system.
4628 2008-02-29 Tom Tromey <tromey@redhat.com>
4630 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
4631 input_file_stack_history, input_file_stack_restored): Remove.
4632 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4633 * input.h (struct file_stack): Remove.
4634 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4635 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
4637 * diagnostic.h (struct diagnostic_context) <last_module>: Change
4639 (diagnostic_last_module_changed): Add 'map' argument.
4640 (diagnostic_set_last_function): Likewise.
4641 * diagnostic.c (undiagnostic_report_current_module): Iterate using
4642 line map, not input_file_stack.
4643 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
4645 2008-02-29 Paul Brook <paul@codesourcery.com>
4647 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
4649 2008-02-29 Paul Brook <paul@codesourcery.com>
4651 * config/arm/ieee754-df.S (muldf3): Use RET macros.
4653 2008-02-29 Richard Guenther <rguenther@suse.de>
4655 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
4657 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
4658 value for comparing for a store match.
4659 (simplify_unary_expression): Do nothing for SSA_NAMEs.
4660 (try_to_simplify): Do not do a full-blown reference lookup.
4662 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4664 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
4665 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4667 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
4669 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
4671 * tree-loop-linear.c (try_interchange_loops): Compare memory access
4672 strides against cache sizes.
4674 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4676 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
4679 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
4681 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
4682 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
4683 is smaller than the original promoted value.
4684 (simplify_subreg): If OP is a SUBREG, try to preserve its
4685 SUBREG_PROMOTED_VAR_P information.
4687 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
4689 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
4690 (VN_INFO_GET): Allocate new objects on the obstack.
4691 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
4692 for rpo_numbers_temp, for consistency.
4693 (free_scc_vn): Free the obstack.
4695 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
4697 * doc/invoke.texi: Document -ftree-loop-distribution.
4698 * tree-loop-distribution.c: New.
4699 * tree-pass.h (pass_loop_distribution): New.
4700 * graphds.h (struct graph): Add htab_t indices.
4701 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
4702 * tree-vectorizer.c (rename_variables_in_loop): Extern.
4703 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
4704 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
4705 * tree-data-ref.c (debug_data_dependence_relations): New.
4706 (dump_data_dependence_relation): Also print data references.
4707 (free_data_ref): Extern.
4708 (same_access_functions): Moved...
4709 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
4710 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4711 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
4712 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
4713 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
4714 (stmts_from_loop): Skip LABEL_EXPR.
4715 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
4717 (build_rdg): Initialize rdg->indices htab.
4718 (free_rdg, stores_from_loop, ref_base_address,
4719 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
4720 have_similar_memory_accesses_1, ref_base_address_1,
4721 remove_similar_memory_refs): New.
4722 * tree-data-ref.h: Depend on tree-chrec.h.
4723 (debug_data_dependence_relations, free_data_ref): Declared.
4724 (same_access_functions): ... here.
4725 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
4727 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
4728 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
4729 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
4730 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4731 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
4732 rdg_vertex_for_stmt): Declared.
4733 (struct rdg_edge): Add level.
4735 (free_rdg, stores_from_loop, remove_similar_memory_refs,
4736 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
4738 (rdg_has_similar_memory_accesses): New.
4739 * tree-vect-analyze.c: Remove unused static decls.
4740 * lambda.h (dependence_level): New.
4741 * common.opt (ftree-loop-distribution): New.
4742 * tree-flow.h (mark_virtual_ops_in_bb,
4743 slpeel_tree_duplicate_loop_to_edge_cfg,
4744 rename_variables_in_loop): Declared.
4745 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
4746 (OBJS-common): Add tree-loop-distribution.o.
4747 (tree-loop-distribution.o): New rule.
4748 * tree-cfg.c (mark_virtual_ops_in_bb): New.
4749 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
4750 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
4752 2008-02-28 Joseph Myers <joseph@codesourcery.com>
4755 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
4756 other than structures and unions.
4758 2008-02-28 Richard Guenther <rguenther@suse.de>
4761 2008-02-26 Richard Guenther <rguenther@suse.de>
4763 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4764 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4765 (lookup_decl_from_uid): Declare.
4766 (remove_decl_from_map): Likewise.
4767 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4768 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4769 (decl_for_uid_map): New global hashtable mapping DECL_UID
4771 (init_ttree): Allocate it.
4772 (insert_decl_to_uid_decl_map): New helper function.
4773 (make_node_stat): Insert new decls into the map.
4774 (copy_node_stat): Likewise.
4775 (lookup_decl_from_uid): New function.
4776 (remove_decl_from_map): Likewise.
4777 (print_decl_for_uid_map_statistics): New helper.
4778 (dump_tree_statistics): Call it.
4780 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4781 (referenced_var_iterator): Adjust.
4782 (FOR_EACH_REFERENCED_VAR): Adjust.
4783 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4784 (num_referenced_vars): Adjust.
4785 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4786 (first_referenced_var): Remove.
4787 (end_referenced_vars_p): Likewise.
4788 (next_referenced_var): Likewise.
4789 (referenced_var_iterator_set): New helper function.
4790 * tree-dfa.c (referenced_var_lookup): Adjust.
4791 (referenced_var_check_and_insert): Likewise.
4792 (remove_referenced_var): Likewise.
4793 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4794 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4795 (verify_call_clobbering): Likewise.
4796 (verify_memory_partitions): Likewise.
4797 (init_tree_ssa): Allocate bitmap instead of hashtable for
4799 (delete_tree_ssa): Adjust.
4800 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4801 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4802 (compute_tag_properties): Likewise.
4803 (set_initial_properties): Likewise.
4804 (find_partition_for): Likewise.
4805 (update_reference_counts): Likewise.
4806 (dump_may_aliases_for): Likewise.
4807 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4808 (add_call_clobber_ops): Likewise.
4809 (add_call_read_ops): Likewise.
4810 (get_asm_expr_operands): Likewise.
4811 * tree-into-ssa.c (dump_decl_set): Likewise.
4812 (update_ssa): Likewise.
4813 * tree-sra.c (scan_function): Likewise.
4814 (decide_instantiations): Likewise.
4815 (scalarize_parms): Likewise.
4816 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4817 (dsa_named_for): Likewise.
4818 * tree-ssa-structalias.c (update_alias_info): Likewise.
4819 (merge_smts_into): Likewise.
4821 2008-02-27 David Daney <ddaney@avtrex.com>
4824 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
4825 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
4826 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
4827 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
4828 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
4830 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
4833 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
4834 (BUILT_IN_NEXTTOWARD): Remove.
4835 (BUILT_IN_NEXTTOWARDF): Ditto.
4836 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
4837 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
4839 2008-02-27 Tom Tromey <tromey@redhat.com>
4841 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
4842 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
4844 2008-02-27 Jan Beulich <jbeulich@novell.com>
4846 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
4847 update the respective field on newdecl.
4849 2008-02-27 Revital Eres <eres@il.ibm.com>
4851 PR rtl-optimization/34999
4852 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
4853 crossing edges that ends with a call insn.
4854 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
4855 call insn and clear the EDGE_CROSSING flag of the crossing edge
4856 when fixing fallthru edges.
4858 2008-02-27 Richard Guenther <rguenther@suse.de>
4861 * fold-const.c (fold_unary): Return the correct argument,
4862 converted to the result type.
4864 2008-02-27 Richard Guenther <rguenther@suse.de>
4867 * expr.c (expand_expr_real_1): Assert on rotates that operate
4869 * fold-const.c (fold_binary): Use the types precision, not the
4870 bitsize of the mode if folding rotate expressions. Build rotates
4871 only for full modes.
4873 2008-02-27 Jakub Jelinek <jakub@redhat.com>
4875 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
4877 * c-pragma.c (pragma_ns_name): New typedef.
4878 (registered_pp_pragmas): New variable.
4879 (c_pp_lookup_pragma): New function.
4880 (c_register_pragma_1): If flag_preprocess_only, do nothing
4881 for non-expanded pragmas, for expanded ones push pragma's
4882 namespace and name into registered_pp_pragmas vector.
4883 (c_invoke_pragma_handler): Register OpenMP pragmas even when
4884 flag_preprocess_only, don't register GCC pch_preprocess
4885 pragma if flag_preprocess_only.
4886 * c-opts.c (c_common_init): Call init_pragma even if
4887 flag_preprocess_only.
4888 * c-pragma.c (c_pp_lookup_pragma): New prototype.
4889 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
4890 cpp_register_pragma if flag_preprocess_only.
4892 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4895 * c-parser.c (c_parser_translation_unit): Warn for empty
4896 translation unit, not empty source file.
4898 2008-02-26 Paul Brook <paul@codesourcery.com>
4900 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
4901 operand for Thumb-2.
4902 * config/arm/arm.h (reg_class): Add CORE_REGS.
4903 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
4904 (BASE_REG_CLASS): Use CORE_REGS.
4905 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
4906 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
4907 (REGNO_OK_FOR_INDEX_P): Exclude SP.
4908 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
4909 ARM_REGNO_OK_FOR_INDEX_P.
4910 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
4911 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
4912 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
4913 (ldm/stm peepholes): Ditto.
4914 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
4915 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
4916 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
4917 * config/arm/constraints.md: Enable "k" constraint on ARM.
4919 2008-02-27 Ben Elliston <bje@au.ibm.com>
4921 * config/rs6000/rs6000.c: Annotate cache line size field in all
4922 instances of struct processor_costs.
4924 2008-02-26 David Edelsohn <edelsohn@gnu.org>
4926 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
4927 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
4928 jump_bypass): New counters.
4929 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
4930 * dce.c (gate_ud_dce): Same.
4931 (gate_fast_dce): Same.
4932 * dse.c (gate_dse1): New function.
4933 (gate_dse2): New function.
4934 (gate_dse): Merge results of new gate functions.
4935 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
4936 (gate_handle_jump_bypass): Add dbg_cnt.
4937 (gate_handle_gcse): Add dbg_cnt.
4938 * ifcvt.c (gate_handle_if_conversion): Same.
4939 (gate_handle_if_after_combine): Same.
4940 (gate_handle_if_after_reload): Same.
4941 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
4943 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
4945 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
4947 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
4949 2008-02-26 Jason Merrill <jason@redhat.com>
4952 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
4953 alone if it's the naming decl for the type's main variant.
4955 2008-02-26 Tom Tromey <tromey@redhat.com>
4957 * system.h (USE_MAPPED_LOCATION): Poison.
4958 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
4959 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
4960 (make_goto_expr_edges): Likewise.
4961 (remove_bb): Likewise.
4962 (execute_warn_function_return): Likewise.
4963 * basic-block.h (struct edge_def) <goto_locus>: Change type to
4965 * c-common.c (fname_decl): Remove old location code.
4966 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
4968 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
4970 (ASM_INPUT_SOURCE_LOCATION): Likewise.
4971 (gen_rtx_ASM_INPUT): Likewise.
4972 (gen_rtx_ASM_INPUT_loc): Likewise.
4973 (get_rtx_asm_OPERANDS): Remove.
4974 * cfglayout.c (insn_locators_alloc): Remove old location code.
4975 (set_curr_insn_source_location): Likewise.
4976 (curr_insn_locator): Likewise.
4977 * print-tree.c (print_node): Remove old location code.
4978 * tree-mudflap.c (mf_varname_tree): Remove old location code.
4979 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
4980 * cfgexpand.c (expand_gimple_cond_expr): Don't use
4981 location_from_locus.
4982 (construct_exit_block): Remove old location code.
4983 * emit-rtl.c (force_next_line_note): Remove old location code.
4984 * profile.c (branch_prob): Remove old location code.
4985 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
4986 LOC_LINE): Remove old-location variants.
4987 * langhooks.c (lhd_print_error_function): Remove old location
4989 * configure, config.in: Rebuilt.
4990 * configure.ac (--enable-mapped-location): Remove.
4991 * c-decl.c (c_init_decl_processing): Remove old location code.
4992 (finish_function): Likewise.
4993 * recog.c (decode_asm_operands): Remove old location code.
4994 * c-pch.c (c_common_read_pch): Remove old location code.
4995 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
4997 * gimple-low.c (lower_function_body): Remove old location code.
4998 * toplev.c (unknown_location): Remove.
4999 (push_srcloc): Remove old-location variant.
5000 (process_options): Remove old location code.
5001 (lang_dependent_init): Likewise.
5002 * input.h (UNKNOWN_LOCATION): Move definition.
5003 (location_t): Undeprecate.
5004 (source_locus): Remove.
5005 (location_from_locus): Remove.
5006 (struct location_s): Remove.
5007 Remove all old-location code.
5008 (input_line, input_filename): Remove.
5009 * final.c (final_scan_insn): Remove old location code.
5010 * diagnostic.c (diagnostic_build_prefix): Remove
5011 USE_MAPPED_LOCATION test.
5012 * tree.h (gimple_stmt) <locus>: Now a location_t.
5013 (tree_exp) <locus>: Likewise.
5014 (DECL_IS_BUILTIN): Remove old-location variant.
5015 (annotate_with_file_line, annotate_with_locus): Likewise.
5016 (expr_locus, set_expr_locus): Update.
5017 * tree.c (build1_stat): Remove old location code.
5018 (last_annotated_node): Remove.
5019 (annotate_with_file_line): Remove old-location variant.
5020 (annotate_with_locus): Likewise.
5021 (expr_location): Remove old location code.
5022 (set_expr_location): Likewise.
5023 (expr_has_location): Likewise.
5024 (expr_locus): Likewise.
5025 (set_expr_locus): Likewise.
5026 (expr_filename): Don't use location_from_locus.
5027 (expr_lineno): Likewise.
5028 * rtl-error.c (location_for_asm): Remove old location code.
5029 * c-lex.c (cb_line_change): Remove old location code.
5030 (fe_file_change): Likewise.
5031 (cb_def_pragma): Likewise.
5032 (c_lex_with_flags): Likewise.
5033 * gengtype.c (do_typedef): Don't special-case location types.
5034 (define_location_structures): Remove.
5035 (main): Don't call define_location_structures.
5036 * tree-pretty-print.c (dump_implicit_edges): Remove old location
5039 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5042 * builtins.def (BUILT_IN_STDARG_START): Remove.
5043 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
5044 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5045 * tree-inline.c (inline_forbidden_p_1): Likewise.
5047 2008-02-26 Richard Guenther <rguenther@suse.de>
5049 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5050 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5051 (lookup_decl_from_uid): Declare.
5052 (remove_decl_from_map): Likewise.
5053 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5054 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5055 (decl_for_uid_map): New global hashtable mapping DECL_UID
5057 (init_ttree): Allocate it.
5058 (insert_decl_to_uid_decl_map): New helper function.
5059 (make_node_stat): Insert new decls into the map.
5060 (copy_node_stat): Likewise.
5061 (lookup_decl_from_uid): New function.
5062 (remove_decl_from_map): Likewise.
5063 (print_decl_for_uid_map_statistics): New helper.
5064 (dump_tree_statistics): Call it.
5066 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5067 (referenced_var_iterator): Adjust.
5068 (FOR_EACH_REFERENCED_VAR): Adjust.
5069 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5070 (num_referenced_vars): Adjust.
5071 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5072 (first_referenced_var): Remove.
5073 (end_referenced_vars_p): Likewise.
5074 (next_referenced_var): Likewise.
5075 (referenced_var_iterator_set): New helper function.
5076 * tree-dfa.c (referenced_var_lookup): Adjust.
5077 (referenced_var_check_and_insert): Likewise.
5078 (remove_referenced_var): Likewise.
5079 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5080 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5081 (verify_call_clobbering): Likewise.
5082 (verify_memory_partitions): Likewise.
5083 (init_tree_ssa): Allocate bitmap instead of hashtable for
5085 (delete_tree_ssa): Adjust.
5086 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5087 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5088 (compute_tag_properties): Likewise.
5089 (set_initial_properties): Likewise.
5090 (find_partition_for): Likewise.
5091 (update_reference_counts): Likewise.
5092 (dump_may_aliases_for): Likewise.
5093 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5094 (add_call_clobber_ops): Likewise.
5095 (add_call_read_ops): Likewise.
5096 (get_asm_expr_operands): Likewise.
5097 * tree-into-ssa.c (dump_decl_set): Likewise.
5098 (update_ssa): Likewise.
5099 * tree-sra.c (scan_function): Likewise.
5100 (decide_instantiations): Likewise.
5101 (scalarize_parms): Likewise.
5102 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5103 (dsa_named_for): Likewise.
5104 * tree-ssa-structalias.c (update_alias_info): Likewise.
5105 (merge_smts_into): Likewise.
5107 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5110 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
5111 * c-opts.c (c_common_handle_option): Wall enables
5112 Wvolatile-register-var.
5113 * common.opt: Move Wvolatile-register-var to...
5116 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5118 * common.opt (Wlarger-than=): New.
5119 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
5121 * opts.c (common_handle_option): Handle -Wlarger-than=.
5122 * optc-gen.awk: Likewise.
5123 * opth-gen.awk: Likewise.
5124 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
5125 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5127 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5129 * c-common.c (match_case_to_enum_1): Add appropriate
5130 OPT_W* parameter to warning.
5131 (c_do_switch_warnings): Likewise.
5132 * c-typeck.c (warning_init): Add one more parameter following
5134 (push_init_level): Update call to warning_init.
5135 (pop_init_level): Likewise.
5136 (add_pending_init): Likewise.
5137 (output_init_element: Likewise.
5139 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5142 * toplev.c (toplev_main): If there are warnings or error, print
5143 errors for ignored options.
5144 * opts.c (ignored_options): New static variable.
5145 (postpone_unknown_option_error): New.
5146 (print_ignored_options): New.
5147 (handle_option): Postpone errors for unknown -Wno-* options.
5148 * opts.h (print_ignored_options): Declare.
5150 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
5152 * config/mips/mips.md (loadgp_blockage, blockage): Change type
5155 2008-02-25 Richard Guenther <rguenther@suse.de>
5158 2008-02-25 Richard Guenther <rguenther@suse.de>
5160 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5161 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5162 (lookup_decl_from_uid): Declare.
5163 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5164 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5165 (decl_for_uid_map): New global hashtable mapping DECL_UID
5167 (init_ttree): Allocate it.
5168 (insert_decl_to_uid_decl_map): New helper function.
5169 (make_node_stat): Insert new decls into the map.
5170 (copy_node_stat): Likewise.
5171 (lookup_decl_from_uid): New function.
5172 (print_decl_for_uid_map_statistics): New helper.
5173 (dump_tree_statistics): Call it.
5175 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5176 (referenced_var_iterator): Adjust.
5177 (FOR_EACH_REFERENCED_VAR): Adjust.
5178 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5179 (num_referenced_vars): Adjust.
5180 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5181 (first_referenced_var): Remove.
5182 (end_referenced_vars_p): Likewise.
5183 (next_referenced_var): Likewise.
5184 (referenced_var_iterator_set): New helper function.
5185 * tree-dfa.c (referenced_var_lookup): Adjust.
5186 (referenced_var_check_and_insert): Likewise.
5187 (remove_referenced_var): Likewise.
5188 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5189 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5190 (verify_call_clobbering): Likewise.
5191 (verify_memory_partitions): Likewise.
5192 (init_tree_ssa): Allocate bitmap instead of hashtable for
5194 (delete_tree_ssa): Adjust.
5195 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5196 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5197 (compute_tag_properties): Likewise.
5198 (set_initial_properties): Likewise.
5199 (find_partition_for): Likewise.
5200 (update_reference_counts): Likewise.
5201 (dump_may_aliases_for): Likewise.
5202 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5203 (add_call_clobber_ops): Likewise.
5204 (add_call_read_ops): Likewise.
5205 (get_asm_expr_operands): Likewise.
5206 * tree-into-ssa.c (dump_decl_set): Likewise.
5207 (update_ssa): Likewise.
5208 * tree-sra.c (scan_function): Likewise.
5209 (decide_instantiations): Likewise.
5210 (scalarize_parms): Likewise.
5211 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5212 (dsa_named_for): Likewise.
5213 * tree-ssa-structalias.c (update_alias_info): Likewise.
5214 (merge_smts_into): Likewise.
5216 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5219 * doc/invoke.texi (-fcx-limited-range): Document new option.
5220 * toplev.c (process_options): Handle -fcx-fortran-rules.
5221 * common.opt: Add documentation for -fcx-fortran-rules.
5223 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5226 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
5227 actual behaviour and C99.
5229 2008-02-26 Ben Elliston <bje@au.ibm.com>
5231 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
5232 (ASM_CPU_POWER6_SPEC): Likewise.
5233 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
5234 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
5235 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
5237 2008-02-25 Richard Guenther <rguenther@suse.de>
5239 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5240 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5241 (lookup_decl_from_uid): Declare.
5242 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5243 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5244 (decl_for_uid_map): New global hashtable mapping DECL_UID
5246 (init_ttree): Allocate it.
5247 (insert_decl_to_uid_decl_map): New helper function.
5248 (make_node_stat): Insert new decls into the map.
5249 (copy_node_stat): Likewise.
5250 (lookup_decl_from_uid): New function.
5251 (print_decl_for_uid_map_statistics): New helper.
5252 (dump_tree_statistics): Call it.
5254 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5255 (referenced_var_iterator): Adjust.
5256 (FOR_EACH_REFERENCED_VAR): Adjust.
5257 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5258 (num_referenced_vars): Adjust.
5259 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5260 (first_referenced_var): Remove.
5261 (end_referenced_vars_p): Likewise.
5262 (next_referenced_var): Likewise.
5263 (referenced_var_iterator_set): New helper function.
5264 * tree-dfa.c (referenced_var_lookup): Adjust.
5265 (referenced_var_check_and_insert): Likewise.
5266 (remove_referenced_var): Likewise.
5267 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5268 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5269 (verify_call_clobbering): Likewise.
5270 (verify_memory_partitions): Likewise.
5271 (init_tree_ssa): Allocate bitmap instead of hashtable for
5273 (delete_tree_ssa): Adjust.
5274 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5275 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5276 (compute_tag_properties): Likewise.
5277 (set_initial_properties): Likewise.
5278 (find_partition_for): Likewise.
5279 (update_reference_counts): Likewise.
5280 (dump_may_aliases_for): Likewise.
5281 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5282 (add_call_clobber_ops): Likewise.
5283 (add_call_read_ops): Likewise.
5284 (get_asm_expr_operands): Likewise.
5285 * tree-into-ssa.c (dump_decl_set): Likewise.
5286 (update_ssa): Likewise.
5287 * tree-sra.c (scan_function): Likewise.
5288 (decide_instantiations): Likewise.
5289 (scalarize_parms): Likewise.
5290 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5291 (dsa_named_for): Likewise.
5292 * tree-ssa-structalias.c (update_alias_info): Likewise.
5293 (merge_smts_into): Likewise.
5295 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
5298 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
5299 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
5300 * alias.h (nonoverlapping_memrefs_p): Likewise.
5302 2008-02-25 Jan Beulich <jbeulich@novell.com>
5304 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
5305 * config/i386/netware-libgcc.exp: Add __bswap?i2,
5306 __emultls_get_address, __emultls_register_common,
5307 __floatundi?f, and _Unwind_GetIPInfo.
5308 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
5309 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
5310 (gen_regparm_prefix): Likewise.
5311 (i386_nlm_encode_section_info): Sync with
5312 config/i386/winnt.c:i386_pe_encode_section_info().
5313 (i386_nlm_maybe_mangle_decl_assembler_name): New.
5314 i386_nlm_mangle_decl_assembler_name): New.
5315 (netware_override_options): New.
5316 * config/i386/netware.h (netware_override_options): Declare.
5317 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
5318 (i386_nlm_mangle_decl_assembler_name): Declare.
5319 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
5321 2008-02-25 Ben Elliston <bje@au.ibm.com>
5324 * c-decl.c (grokdeclarator): Remove unused local variables
5325 `typedef_type' and `type_as_written'.
5327 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
5328 unused local variable `has_hot_blocks'.
5329 (fix_crossing_conditional_branches): Remove unused local variable
5332 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
5335 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
5336 using DEF_C99_BUILTIN.
5337 (BUILT_IN_NANF): Ditto.
5338 (BUILT_IN_NANL): Ditto.
5340 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
5341 Revital Eres <eres@il.ibm.com>
5343 * modulo-sched.c (calculate_must_precede_follow): Address TODO
5344 regarding the order of two dependent insns in the same row.
5346 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
5348 * stor-layout.c (layout_decl): Do not bump the alignment of a
5349 bit-field to more than byte alignment if it is packed.
5351 2008-02-24 David Edelsohn <edelsohn@gnu.org>
5353 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
5356 2008-02-24 Diego Novillo <dnovillo@google.com>
5358 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
5361 * tree-vrp.c (vrp_evaluate_conditional): With
5362 -Wtype-limits, emit a warning when comparing against a
5363 constant outside the natural range of OP0's type.
5364 * c.opt (Wtype-limits): Move ...
5365 * common.opt (Wtype-limits): ... here.
5367 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
5369 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
5370 * config/rs6000/e300c2c3.md: New file.
5371 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5373 (rs6000_override_options): Add e300c2 and e300c3 cases to
5374 processor_target_table. Do not allow usage of Altivec or Spe
5375 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
5376 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
5377 * config/rs6000/rs6000.h (processor_type): Add
5378 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
5379 (ASM_CPU_SPEC): Add e300c2 and e300c3.
5380 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
5381 and ppce300c3. Include e300c2c3.md.
5383 2008-02-23 David Edelsohn <edelsohn@gnu.org>
5385 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
5386 instead of TARGET_STRICT_ALIGN.
5388 2008-02-23 Joseph Myers <joseph@codesourcery.com>
5390 * explow.c (memory_address): Assert that the generated address is
5393 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5396 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
5397 * config/darwin-ppc-ldouble-patch.def: New file.
5398 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
5399 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
5400 SUBTARGET_INIT_BUILTINS if defined.
5401 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
5404 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5407 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
5408 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
5410 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5413 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
5414 file" warning condtional on -Winvalid-PCH.
5416 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5418 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
5420 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
5424 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
5425 prevent reload from using MMX registers.
5426 (*mov<mode>_internal): Ditto.
5427 (*movv2sf_internal_rex64): Ditto.
5428 (*movv2sf_internal): Ditto.
5430 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5432 PR documentation/31569
5433 * doc/install.texi2html: Use makeinfo --no-number-sections.
5435 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5437 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
5438 ensure that we can address an entire entity > 8 bytes. Don't
5439 generate reg+reg addressing for such data.
5441 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5443 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
5444 strings when optimizing for size, unless the target cares about
5447 2008-02-22 Tom Tromey <tromey@redhat.com>
5449 * regclass.c (current_pass): Remove declaration.
5451 2008-02-22 Anatoly Sokolov <aesok@post.ru>
5453 * config/avr/libgcc.S (__RAMPZ__): Define.
5454 (__do_copy_data): Add for devices with 128KB code memory.
5456 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5458 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5460 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
5462 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
5464 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
5467 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5470 * c-typeck.c (build_binary_op): Warn about floating point
5471 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
5473 2008-02-21 Janis Johnson <janis187@us.ibm.com>
5476 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
5477 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
5479 (rs6000_override_options): Set altivec_abi as default, not override,
5480 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
5481 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
5482 is used; use new member spe_abi.
5483 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
5484 spe_abi and altivec_abi.
5486 2008-02-22 Tomas Bily <tbily@suse.cz>
5488 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
5490 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5493 * config.build (build_file_translate): Set to `CMD //c' only if
5495 * Makefile.in (build_file_translate): Improve comment.
5497 2008-02-21 Jan Hubicka <jh@suse.cz>
5499 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
5500 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
5501 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
5503 2008-02-21 Michael Matz <matz@suse.de>
5506 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
5508 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
5510 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
5511 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
5513 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
5514 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
5515 SSE_VEC_FLOAT_MODE_P as insn constraint.
5516 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
5517 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
5518 sse4a_movntdf using MODEF mode iterator.
5519 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
5520 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
5521 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
5522 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
5523 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
5524 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
5525 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
5527 2008-02-21 Richard Guenther <rguenther@suse.de>
5529 * tree.def (PAREN_EXPR): New tree code.
5530 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
5532 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
5533 * expr.c (expand_expr_real_1): Likewise.
5534 * tree-inline.c (estimate_num_insns_1): Likewise.
5535 * tree-complex.c (expand_complex_move): Likewise.
5536 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
5539 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5542 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
5544 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5547 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
5549 * config/sh/sh.c (find_barrier): Don't go past
5550 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
5552 2008-02-20 DJ Delorie <dj@redhat.com>
5554 * config/h8300/h8300.md (insv): Force source operand to be a register.
5556 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
5557 as a jump, not as a plain insn.
5559 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
5561 * doc/invoke.texi (Warning Options): Add new option
5562 -Wframe-larger-than=.
5563 (-Wframe-larger-than): Document.
5565 * flags.h (warn_frame_larger_than, frame_larger_than_size):
5566 Add declarations for new option variables.
5568 * final.c (final_start_function): Check the frame size
5569 before emission and issue a Wframe-larger-than warning.
5571 * opts.c (warn_frame_larger_than, frame_larger_than_size):
5572 Add definitions for new option variables.
5573 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
5575 * common.opt (Wframe-larger-than=): New option.
5577 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5579 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
5580 (<sse>_div<mode>3): Ditto.
5581 (<sse>_vmdiv<mode>3): Ditto.
5582 (<sse>_vmsqrt<mode>2): Ditto.
5583 (*smax<mode>3): Ditto.
5584 (sse5_frcz<mode>2): Ditto.
5585 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
5588 2008-02-20 Richard Guenther <rguenther@suse.de>
5591 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
5592 be happy with INTEGRAL_TYPE_P.
5594 2008-02-20 Richard Guenther <rguenther@suse.de>
5596 * fold-const.c (split_tree): Associate floatig-point expressions
5597 if flag_associative_math is set.
5599 2008-02-20 Richard Guenther <rguenther@suse.de>
5601 * tree.h (fold_real_zero_addition_p): Declare.
5602 * fold-const.c (fold_real_zero_addition_p): Export.
5603 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
5604 floating-point operations with zero and one.
5606 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
5608 * doc/install.texi: Correct references to CFLAGS, replacing them
5609 with BOOT_CFLAGS. Document flags used during bootstrap for
5612 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5614 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
5615 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
5616 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
5618 (smin<mode>3): Ditto from similar patterns.
5619 (smax<mode>3): Ditto.
5620 (*ieee_smin<mode>3): Ditto.
5621 (*ieee_smax<mode>3): Ditto.
5622 * config/i386/sse.md (sse): New mode attribute.
5623 (mov<mode>): Macroize expander from movv4sf and movv2df using
5624 SSEMODEF2P mode iterator.
5625 (<sse>_movnt<mode>): Ditto from similar patterns. Use
5626 SSE_VEC_FLOAT_MODE_P as insn constraint.
5627 (storent<mode>): Ditto.
5628 (storent<mode>): Macroize expander from storentsf and storentdf using
5629 MODEF mode iterator.
5630 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
5631 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
5632 (abs<mode>2): Ditto from similar patterns.
5633 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
5634 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
5635 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
5636 (<sse>_vmsqrt<mode>2): Ditto.
5637 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
5638 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
5639 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
5640 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
5641 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
5642 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
5643 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
5645 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
5646 iterator and SSE_FLOAT_MODE_P as insn constraint.
5647 (<sse>_ucomi): Ditto from similar patterns.
5648 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
5649 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
5650 SSE_VEC_FLOAT_MODE_P as insn constraint.
5651 (vcond<mode>): Ditto from similar patterns.
5652 (and<mode>3, *and<mode>3): Ditto.
5653 (<sse>_nand<mode>3): Ditto.
5654 (ior<mode>3, *ior<mode>3): Ditto.
5655 (xor<mode>3, *xor<mode>3): Ditto.
5656 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
5657 iterator and SSE_FLOAT_MODE_P as insn constraint.
5658 (*nand<mode>3): Ditto from similar patterns.
5659 (*ior<mode>3): Ditto.
5660 (*xor<mode>3): Ditto.
5662 2008-02-20 Ira Rosen <irar@il.ibm.com>
5664 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
5665 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
5666 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
5668 2008-02-19 Jan Hubicka <jh@suse.cz>
5670 * predict.c (tree_bb_level_predictions): Remove variable next
5671 mistakely introduced by previous commit.
5673 2008-02-19 Jan Hubicka <jh@suse.cz>
5675 * predict.c (predict_paths_leading_to): Rewrite.
5676 (predict_paths_for_bb): New.
5677 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
5679 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5682 * Makefile.in (build_file_translate): New.
5683 (gcc-vers.texi): Use it for translating $(abs_srcdir).
5684 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
5685 * configure.ac (build_file_translate): Substitute it.
5686 * configure: Regenerate.
5688 2008-02-19 Jan Hubicka <jh@suse.cz>
5690 PR rtl-optimization/34408
5691 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
5694 2008-02-19 Jan Hubicka <jh@suse.cz>
5697 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
5700 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
5703 * config/i386/i386-modes.def: Revert the last DI alignment
5704 change until Ada people can look into it.
5706 2008-02-19 Nick Clifton <nickc@redhat.com>
5708 * opts.c (print_specific_help): Fix typo in --help text.
5710 2008-02-19 Jakub Jelinek <jakub@redhat.com>
5713 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
5714 32-bit inline asm without asm alternatives for host GCC < 3.0.
5716 2008-02-19 Richard Guenther <rguenther@suse.de>
5718 PR tree-optimization/34989
5719 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
5720 Allow propagation to INDIRECT_REF if we can simplify only.
5722 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5724 * c-common.c (warn_for_collisions_1): Use appropriate option when
5727 2008-02-19 Nick Clifton <nickc@redhat.com>
5730 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
5731 (handle_options): Fix indentation.
5732 (print_filtered_help): If no language-specific options were
5733 displayed tell the user how to list all the options supported by
5734 the language's front-end.
5735 (print_specific_help): Fix indentation and remove duplicate line.
5736 (common_handle_option): Handle the -v option.
5737 For --help enable the display of undocumented options if the -v
5738 switch has been included on the command line.
5739 For --help= check for overlaps in the arguments between the option
5740 classes and the language names and issue a warning when they
5741 cannot be disambiguated.
5742 * c.opt (v): Pass on to the common option handler.
5744 2008-02-19 Revital Eres <eres@il.ibm.com>
5746 * modulo-sched.c (sms_schedule): Change dump message when
5747 create_ddg function fails.
5748 (try_scheduling_node_in_cycle): Rename row to cycle.
5749 (print_partial_schedule): Rename CYCLE to ROW.
5751 2008-02-19 Christian Bruel <christian.bruel@st.com>
5752 Zdenek Dvorak <ook@ucw.cz>
5754 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
5756 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5759 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
5760 (*x86_movdicc_0_m1_se): Ditto.
5762 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5764 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
5765 (CMPtype): Define as __gcc_CMPtype.
5766 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
5767 (CMPtype): Define as __gcc_CMPtype.
5769 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
5771 Support valgrind 3.3 for --enable-checking=valgrind.
5772 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
5774 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
5775 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
5776 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
5777 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
5778 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
5779 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
5780 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
5782 * ggc-zone.c: Similar.
5783 * ggc-page.c: Similar.
5785 2008-02-19 Paul Brook <paul@codesourcery.com>
5788 * config/arm/ieee754-df.S: Fix do_it typo.
5789 * config/arm/ieee754-sf.S: Fix do_it typo.
5791 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5794 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
5795 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
5796 (OPTION_MASK_ISA_SSE_SET): Likewise.
5797 (OPTION_MASK_ISA_SSE2_SET): Likewise.
5798 (OPTION_MASK_ISA_SSE3_SET): Likewise.
5799 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
5800 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
5801 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
5802 (OPTION_MASK_ISA_SSE4_SET): Likewise.
5803 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
5804 (OPTION_MASK_ISA_SSE5_SET): Likewise.
5805 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
5806 (OPTION_MASK_ISA_MMX_UNSET): Updated.
5807 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
5808 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5809 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5810 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5811 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5812 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5813 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5814 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
5815 (OPTION_MASK_ISA_SSE4): Removed.
5816 (ix86_handle_option): Turn on bits in ix86_isa_flags and
5817 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
5818 (override_options): Don't turn on implied SSE/MMX bits in
5821 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5823 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5826 2008-02-18 Joey Ye <joey.ye@intel.com>
5829 * tree-nested.c (insert_field_into_struct): Set type alignment
5830 to field alignment if the former is less than the latter.
5832 2008-02-18 Jakub Jelinek <jakub@redhat.com>
5834 * BASE-VER: Set to 4.4.0.
5836 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5838 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
5839 * doc/cfg.texi: Likewise.
5840 * doc/extend.texi: Likewise.
5841 * doc/gty.texi: Likewise.
5842 * doc/invoke.texi: Likewise.
5843 * doc/loop.texi: Likewise.
5844 * doc/md.texi: Likewise.
5845 * doc/passes.texi: Likewise.
5846 * doc/rtl.texi: Likewise.
5847 * doc/sourcebuild.texi: Likewise.
5848 * doc/tm.texi: Likewise.
5849 * doc/tree-ssa.texi: Likewise.
5851 2008-02-17 Richard Guenther <rguenther@suse.de>
5854 * tree-complex.c (init_parameter_lattice_values): Handle parameters
5855 without default definition.
5857 2008-02-17 Richard Guenther <rguenther@suse.de>
5859 PR tree-optimization/35231
5860 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
5863 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
5866 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5867 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5868 libgcc_cmp_return mode.
5870 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5873 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
5875 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
5877 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
5880 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5882 * doc/c-tree.texi: Use `@.' where appropriate.
5883 * doc/extend.texi: Likewise.
5884 * doc/install.texi: Likewise.
5885 * doc/invoke.texi: Likewise.
5886 * doc/loop.texi: Likewise.
5887 * doc/makefile.texi: Likewise.
5888 * doc/md.texi: Likewise.
5889 * doc/passes.texi: Likewise.
5890 * doc/standards.texi: Likewise.
5891 * doc/tm.texi: Likewise.
5893 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5896 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
5898 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
5899 rather than in entry_bb.
5901 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5903 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5904 libgcc_cmp_return mode.
5906 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5909 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
5910 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
5912 2008-02-15 Richard Guenther <rguenther@suse.de>
5913 Zdenek Dvorak <ook@ucw.cz>
5915 PR tree-optimization/35164
5916 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
5917 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
5918 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5919 Only propagate addresses which do not have abnormal SSA_NAMEs
5922 2008-02-15 Joseph Myers <joseph@codesourcery.com>
5925 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
5927 2008-02-15 Jan Hubicka <jh@suse.cz>
5930 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
5932 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5935 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
5936 when calculating alignment_pad.
5938 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5940 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
5941 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
5942 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
5943 and STACK_BOUNDARY define.
5945 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
5947 PR preprocessor/35061
5948 * c-pragma.c (handle_pragma_pop_macro): Check that
5949 pushed_macro_table has been allocated.
5951 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
5954 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
5955 (force_gimple_operand): Likewise.
5956 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
5957 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
5958 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
5959 (find_interesting_uses_address): Check addressability and alignment
5960 of the base expression only after substituting bases of IVs into it.
5962 2008-02-14 Michael Matz <matz@suse.de>
5965 * function.c (instantiate_virtual_regs_in_insn): Reload address
5966 before falling back to reloading the whole operand.
5968 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
5970 * config/s390/s390.c (s390_mainpool_start): Emit the pool
5971 before the first section switch note.
5973 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5975 * doc/bugreport.texi: Update copyright years.
5976 * doc/c-tree.texi: Likewise.
5977 * doc/cfg.texi: Likewise.
5978 * doc/cpp.texi: Likewise.
5979 * doc/cppinternals.texi: Likewise.
5980 * doc/fragments.texi: Likewise.
5981 * doc/frontends.texi: Likewise.
5982 * doc/gcc.texi: Likewise.
5983 * doc/gty.texi: Likewise.
5984 * doc/hostconfig.texi: Likewise.
5985 * doc/implement-c.texi: Likewise.
5986 * doc/libgcc.texi: Likewise.
5987 * doc/loop.texi: Likewise.
5988 * doc/makefile.texi: Likewise.
5989 * doc/options.texi: Likewise.
5990 * doc/passes.texi: Likewise.
5991 * doc/rtl.texi: Likewise.
5992 * doc/sourcebuild.texi: Likewise.
5993 * doc/standards.texi: Likewise.
5994 * doc/tree-ssa.texi: Likewise.
5995 * doc/trouble.texi: Likewise.
5997 * doc/extend.texi: Use @: or add comma where appropriate.
5998 * doc/invoke.texi: Likewise.
5999 * doc/tm.texi: Likewise.
6001 2008-02-14 Alan Modra <amodra@bigpond.net.au>
6004 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
6007 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
6009 * doc/md.texi (clz, ctz): Add reference.
6010 * doc/rtl.texi (clz, ctz): Likewise.
6012 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6015 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
6018 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
6020 * config/s390/s390.c (struct constant_pool): New field
6021 emit_pool_after added.
6022 (s390_mainpool_start): Set the emit_pool_after flag according
6023 to the section switch notes.
6024 (s390_mainpool_finish): Consider emit_pool_after when emitting
6025 the literal pool at the end of the function.
6026 (s390_chunkify_start): Force literal pool splits at section
6029 2008-02-13 Michael Matz <matz@suse.de>
6032 * var-tracking.c (clobber_variable_part): Correctly traverse the
6035 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6038 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
6039 Add -fdump-ipa-inline.
6040 * tree-dump.c (dump_files): Remove tree-inlined dump.
6041 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
6043 2008-02-12 Richard Guenther <rguenther@suse.de>
6045 PR tree-optimization/35171
6046 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
6049 2008-02-12 Richard Guenther <rguenther@suse.de>
6052 * fold-const.c (fold_widened_comparison): Use get_unwidened in
6053 value-preserving mode. Disallow final truncation.
6055 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
6058 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
6059 code from here to...
6060 (force_gimple_operand): ...here.
6062 2008-02-12 Jakub Jelinek <jakub@redhat.com>
6065 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
6066 non-compatible pointers.
6067 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
6068 different FIELD_DECLs, try harder by comparing field offsets, sizes
6072 * function.c (match_asm_constraints_1): Don't replace the same input
6075 2008-02-12 Anatoly Sokolov <aesok@post.ru>
6077 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
6078 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
6079 (expand_epilogue): Restore RAMPZ register.
6080 * config/avr/avr.md (RAMPZ_ADDR): New constant.
6082 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
6084 * config/i386/cygwin.asm: (__alloca): Correct calling
6085 convention and alignment.
6086 (__chkstk): Force 8 byte stack alignment.
6088 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
6089 Richard Guenther <rguenther@suse.de>
6091 PR tree-optimization/33992
6092 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
6093 the zero we compare against.
6095 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
6098 * gthr-win32.h (__gthread_mutex_destroy_function): New function
6099 to CloseHandle after unlocking to prevent accumulation of handle
6102 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6105 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
6106 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
6107 and update LABEL_NUSES during and after reload.
6109 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
6112 * combine.c (simplify_if_then_else): Make sure the comparison is
6113 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
6115 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
6118 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
6119 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
6120 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
6121 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
6122 * tree.h (get_type_static_bounds): Likewise.
6124 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6126 * doc/invoke.texi (Option Summary, C++ Dialect Options)
6127 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6128 Make -Wfoo language annotations match what the compiler outputs.
6130 2008-02-08 Sa Liu <saliu@de.ibm.com>
6132 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
6133 intrinsics spu_convts, spu_convtu, spu_convtf.
6135 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
6137 * doc/extend.texi (Function Attributes) <noinline>: Mention
6138 asm ("") as method to keep calls.
6140 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6143 * doc/options.texi (Options): Replace references to opts.sh with
6145 * opts-common.c: Likewise.
6146 * optc-gen.awk: Likewise.
6148 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
6150 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
6152 2008-02-07 Richard Henderson <rth@redhat.com>
6155 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
6156 EXPR_LIST for the REG_EQUAL instead of a comparison with a
6159 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
6161 PR tree-optimization/35085
6162 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
6163 for operand entry oe2 in addition to operand entry oe3 in order to
6164 expose more opportunities for vectorizer sum reduction.
6166 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6169 * Makefile.in (LIBS): Remove $(GMPLIBS).
6170 (cc1-dummy, cc1): Add $(GMPLIBS).
6172 2008-02-06 Jan Hubicka <jh@suse.cz>
6175 * i386.md (moddf_integer): Do not produce partial memory stalls for
6176 targets where it hurts.
6178 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
6181 * optabs.c (expand_float): Do not check for decimal modes when
6182 expanding unsigned integer through signed conversion.
6184 2008-02-06 Nick Clifton <nickc@redhat.com>
6186 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
6187 inside the clobber with a match_operand and duplicated operand
6188 number in the constraint.
6189 (ineqbranchsi): Delete redundant comment.
6191 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6193 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
6194 builtin_define ("__USE_INIT_FINI__").
6195 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
6197 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
6199 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6201 PR documentation/30330
6202 * doc/invoke.texi (C++ Dialect Options)
6203 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6204 For each warning option -Wfoo that allows -Wno-foo, ensure both
6205 -Wfoo and -Wno-foo are listed in the option index. Fix index
6206 entry of -Wswitch-default, index -Wnormalized= including the
6207 `=', and -Wlarger-than-@var{len} including @var{len}.
6209 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6211 * config/i386/i386.md (floatunssisf2): Use
6212 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
6213 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
6214 Macroize expander using MODEF mode iterator.
6216 2008-02-05 Diego Novillo <dnovillo@google.com>
6218 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
6221 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
6223 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6226 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
6228 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
6231 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
6232 to indicate if a message should be generated.
6233 (init_cumulative_args): Updated.
6234 (function_value_32): Likewise.
6236 2008-02-05 Joseph Myers <joseph@codesourcery.com>
6238 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
6240 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6243 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
6244 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
6246 2008-02-04 Diego Novillo <dnovillo@google.com>
6248 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
6251 * tree-vrp.c (vrp_evaluate_conditional): With
6252 -Wtype-limits, emit a warning when comparing against a
6253 constant outside the natural range of OP0's type.
6255 2008-02-04 Richard Guenther <rguenther@suse.de>
6258 * expr.c (count_type_elements): Give for unions instead of
6261 2008-02-04 Richard Guenther <rguenther@suse.de>
6264 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
6265 to TYPE_DOMAINs base type instead of using bitsizetype here.
6267 2008-02-03 Jason Merrill <jason@redhat.com>
6269 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
6271 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6274 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
6275 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
6276 (RS/6000 and PowerPC Options): Fix typos and markup.
6277 * doc/passes.texi (Tree-SSA passes): Likewise.
6279 2008-02-02 Michael Matz <matz@suse.de>
6282 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
6283 from record_last_reg_set_info.
6284 (record_last_reg_set_info): Take an RTX argument, iterate over all
6285 constituent hardregs.
6286 (record_last_set_info, record_opr_changes): Change calls to
6287 new signature or to record_last_reg_set_info_regno.
6289 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
6291 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
6293 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
6295 PR rtl-optimization/34773
6296 * reg-notes.def (EQUAL): Mention significance of combination of
6297 REG_EQUAL and REG_RETVAL.
6298 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
6299 insn that has a REG_RETVAL.
6301 2008-02-01 Roger Sayle <roger@eyesopen.com>
6304 * configure.ac (--enable-fixed-point): Disable unless explicitly
6306 * configure: Regenerate.
6308 2008-02-01 Richard Guenther <rguenther@suse.de>
6311 * invoke.texi (-finline-limit): Remove no longer true parts
6312 of the documentation. Note that there is no default value.
6314 2008-02-01 Andrew Pinski <pinskia@gmail.com>
6315 Mark Mitchell <mark@codesourcery.com>
6316 Ben Elliston <bje@au.ibm.com>
6319 * doc/extend.texi (Other Builtins): Document.
6321 2008-01-31 Tom Browder <tom.browder@gmail.com>
6323 * doc/c-tree.texi (Types): Fix grammar.
6324 (Expression trees): Ditto.
6325 * doc/passes.texi (Tree-SSA passes): Ditto.
6327 * doc/configterms.texi (Configure Terms): Fix typo.
6328 * doc/cpp.texi (Common Predefined Macros): Ditto.
6329 * doc/md.texi (Machine Constraints): Ditto.
6331 * doc/makefile.texi (Makefile): Add comma.
6333 2008-01-31 Tom Browder <tom.browder@gmail.com>
6334 Gerald Pfeifer <gerald@pfeifer.com>
6336 * doc/sourcebuild.texi (Front End): Remove references to CVS
6337 and CVSROOT/modules.
6338 (Texinfo Manuals): Replace reference to CVS by one to SVN.
6339 (Back End): Remove reference to CVS.
6341 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6344 * config/mips/mips.c (gen_load_const_gp): New function, taking a
6346 (mips16_gp_pseudo_reg): ...here.
6347 * config/mips/mips.md (load_const_gp): Replace with...
6348 (load_const_gp_<mode>): ...this :P-based insn.
6350 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6352 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
6353 options. Minor fixes.
6354 (-std): Move reference to standards closer to where language
6355 standards are first mentioned.
6357 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6359 PR rtl-optimization/34995
6360 * reload.c (alternative_allows_const_pool_ref): Take an rtx
6361 parameter and return a bool. If the rtx parameter is nonnull,
6362 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
6363 (find_reloads): Update call accordingly. Pass the new operand
6364 if it needed no address reloads, otherwise pass null.
6366 2008-01-30 Richard Henderson <rth@redhat.com>
6369 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
6370 for unbounded arrays.
6372 2008-01-30 Silvius Rus <rus@google.com>
6374 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
6376 2008-01-30 Jan Hubicka <jh@suse.cz>
6379 * i386.c (init_cumulative_args): Use real function declaration when
6382 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
6384 PR rtl-optimization/34998
6385 * global.c (build_insn_chain): Treat non-subreg_lowpart
6386 SUBREGs of pseudos as clobbering all the words covered by the
6387 SUBREG, not just all the bytes.
6388 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
6389 original df_ref rather than an extract parameter.
6390 (global_conflicts): Update call accordingly.
6392 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
6394 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
6395 the overflow check to make it easier to read.
6396 (__fixtfdi): Change the type of the ll member in union
6397 long_double to UDItype_x.
6399 2008-01-30 Jakub Jelinek <jakub@redhat.com>
6402 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
6403 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
6404 * tree-inline.c (fold_marked_statements): Call
6405 cgraph_update_edges_for_call_stmt if folding a call statement.
6406 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
6407 debug_generic_stmt calls, reset it back afterwards.
6410 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
6412 * c-typeck.c (build_external_ref): Don't pedwarn about
6413 static vars in current function's scope.
6415 2008-01-29 Joseph Myers <joseph@codesourcery.com>
6417 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
6419 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
6422 * ipa-struct-reorg.c: Fix spelling.
6423 * params.def: Ditto.
6425 2008-01-29 Richard Guenther <rguenther@suse.de>
6428 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
6430 * tree-inline.c (remap_type): Increment remapping_type_depth
6431 around remapping types.
6432 (copy_body_r): Only add referenced variables if they are referenced
6433 from code, not types.
6435 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
6446 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
6447 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
6449 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
6452 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
6453 pointer for tiny stack.
6455 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6457 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
6459 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6461 * config/vx-common.h: Fix typo in comment.
6463 2008-01-28 Ian Lance Taylor <iant@google.com>
6467 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
6468 coalesce pointers if they have different DECL_NO_TBAA_P values.
6469 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
6470 between variables with different DECL_NO_TBAA_P values.
6472 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
6475 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
6476 are not legitimate small data references on SPE targets.
6478 2008-01-28 David Daney <ddaney@avtrex.com>
6480 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
6482 2008-01-28 David Daney <ddaney@avtrex.com>
6484 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
6486 2008-01-27 Joseph Myers <joseph@codesourcery.com>
6488 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
6489 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
6490 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
6491 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
6492 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6493 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
6494 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
6495 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
6497 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6499 * basic-block.h (condjump_equiv_p): Fix comment.
6501 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6503 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
6504 print_generic_stmt_indented): Fix comment.
6506 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6508 * configure.ac (__stack_chk_fail): Add detecion for availability
6509 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
6510 * configure: Regenerate.
6512 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
6515 * final.c (output_addr_const): Handle TRUNCATE.
6517 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
6520 * tree-ssa-loop-ivopts.c (comp_cost): New type.
6521 (zero_cost, infinite_cost): New constants.
6522 (struct cost_pair): Change type of cost to comp_cost.
6523 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
6524 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
6526 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
6527 split_address_cost, ptr_difference_cost, difference_cost,
6528 get_computation_cost_at, get_computation_cost,
6529 determine_use_iv_cost_generic, determine_use_iv_cost_address,
6530 determine_use_iv_cost_condition, determine_use_iv_costs,
6531 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
6532 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
6533 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
6534 Change type of cost to comp_cost.
6535 (determine_iv_cost): Increase cost of non-original ivs, instead
6536 of decreasing the cost of original ones.
6537 (get_address_cost): Indicate the complexity of the addressing mode
6539 (try_add_cand_for): Prefer using ivs not specific to some object.
6540 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
6542 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
6543 Janis Johnson <janis187@us.ibm.com>
6546 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
6547 (TARGET_INSTANTIATE_DECLS): Likewise.
6548 * target.h (expand_to_rtl_hook): New target hook.
6549 (instantiate_decls): Likewise.
6550 * function.c (instantiate_decl): Make non-static. Rename to...
6551 (instantiate_decl_rtl): ... this.
6552 (instantiate_expr): Use instantiate_decl_rtl.
6553 (instantiate_decls_1): Likewise.
6554 (instantiate_decls): Likewise.
6555 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
6556 * function.h (instantiate_decl_rtl): Add prototype.
6557 * cfgexpand.c (target.h): New include.
6558 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
6559 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
6560 (TARGET_INSTANTIATE_DECLS): Likewise.
6561 (TARGET_INITIALIZER): New target hooks added.
6562 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
6564 * config/rs6000/rs6000.c (tree-flow.h): New include.
6565 (machine_function): Add sdmode_stack_slot field.
6566 (rs6000_alloc_sdmode_stack_slot): New function.
6567 (rs6000_instantiate_decls): Likewise.
6568 (rs6000_secondary_memory_needed_rtx): Likewise.
6569 (rs6000_check_sdmode): Likewise.
6570 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
6571 (TARGET_INSTANTIATE_DECLS): Likewise.
6572 (rs6000_hard_regno_mode_ok): Allow SDmode.
6573 (num_insns_constant): Likewise. Handle _Decimal32 constants.
6574 (rs6000_emit_move): Handle SDmode.
6575 (function_arg_advance): Likewise.
6576 (function_arg): Likewise.
6577 (rs6000_gimplify_va_arg): Likewise. Add special handling of
6578 SDmode var args for 32-bit compiles.
6579 (rs6000_secondary_reload_class): Handle SDmode.
6580 (rs6000_output_function_epilogue): Likewise.
6581 (rs6000_function_value): Simplify if statement.
6582 (rs6000_libcall_value): Likewise.
6583 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
6584 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
6585 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
6586 (movsd_hardfloat): New define_insn.
6587 (movsd_softfloat): Likewise.
6588 (movsd_store): Likewise.
6589 (movsd_load): Likewise.
6590 (extendsddd2): Likewise.
6591 (extendsdtd2): Likewise.
6592 (truncddsd2): Likewise.
6593 (movdd_hardfloat64): Fixup comment.
6594 (UNSPEC_MOVSD_LOAD): New constant.
6595 (UNSPEC_MOVSD_STORE): Likewise.
6597 2008-01-26 Jakub Jelinek <jakub@redhat.com>
6600 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
6602 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
6603 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
6604 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
6607 2008-01-26 David Edelsohn <edelsohn@gnu.org>
6610 * config.gcc: Separate AIX 5.3 from AIX 6.1.
6611 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6612 __LONGDOUBLE128 too.
6613 * config/rs6000/aix61.h: New file.
6615 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6617 PR rtl-optimization/34959
6618 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
6619 popcount and parity rtxes the same mode as their operand.
6620 Truncate or extend the result to the return value's mode
6623 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6626 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
6627 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
6628 to GOT_VERSION_REGNUM.
6629 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
6630 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
6631 * config/mips/mips.c (mips_emit_call_insn): New function.
6632 (mips_call_tls_get_addr): Call mips_expand_call directly.
6633 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
6635 (mips16_build_call_stub): Likewise. Return the call insn or null.
6636 (mips_expand_call): Update the call to mips16_build_call_stub
6637 accordingly and a remove redundant condition. Assert that MIPS16
6638 stubs do not use lazy binding. Use mips_emit_call_insn and return
6640 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
6642 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
6643 (mips_avoid_hazard): Remove hazard_set handling.
6644 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
6645 (UNSPEC_RESTORE_GP): ...this.
6646 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
6647 (FAKE_CALL_REGNO): Rename to...
6648 (GOT_VERSION_REGNUM): ...this.
6649 (type): Add "ghost" value. Add an associated insn reservation.
6650 (hazard_set): Remove.
6651 (exception_receiver): Rename to...
6652 (restore_gp): ...this and update the unspec identifier accordingly.
6653 (exception_receiver, nonlocal_got_receiver): New expanders.
6654 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
6655 FAKE_CALL_REGNO. Remove hazard_set attribute.
6656 (set_got_version, update_got_version): New patterns.
6658 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
6661 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
6663 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6666 * doc/install.texi2html: Generate gcc-vers.texi.
6668 2008-01-25 DJ Delorie <dj@redhat.com>
6670 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6672 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6674 * config/c4x: Remove directory.
6675 * config.gcc (crx-*, mt-*): Mark obsolete.
6676 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
6677 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
6678 sh-*-rtemscoff*): Remove cases.
6679 * defaults.h (C4X_FLOAT_FORMAT): Remove.
6680 * real.c (encode_c4x_single, decode_c4x_single,
6681 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
6682 c4x_extended_format): Remove.
6683 * real.h (c4x_single_format, c4x_extended_format): Remove.
6684 * doc/extend.texi (interrupt, naked): Remove mention of attributes
6686 (Pragmas): Remove comment about c4x pragmas.
6687 * doc/install.texi (c4x): Remove target-specific instructions.
6688 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
6689 * doc/md.texi (Machine Constraints): Remove C4x documentation.
6690 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
6691 refer to C4x source files as examples.
6692 (C4X_FLOAT_FORMAT): Remove documentation.
6694 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
6696 * config/bfin/bfin.c (override_options): Reorder tests so that
6697 flag_pic gets enabled for -msep-data.
6699 2008-01-25 Richard Guenther <rguenther@suse.de>
6702 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
6703 to its bitfield precision if required.
6705 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6708 * tree-nested.c (walk_omp_for): New function.
6709 (convert_nonlocal_reference, convert_local_reference): Call
6710 walk_omp_for on OMP_FOR.
6711 (convert_call_expr): Call walk_body on OMP_FOR's
6712 OMP_FOR_PRE_INIT_BODY.
6714 2008-01-25 Richard Guenther <rguenther@suse.de>
6716 PR tree-optimization/34966
6717 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
6718 default defs and PHI_NODEs we have to insert after the
6721 2008-01-24 Nick Clifton <nickc@redhat.com>
6723 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
6724 Provide a default definition.
6725 (LIBGCC2_UNITS_PER_WORD): Likewise.
6727 * config/stormy16/stormy16.c: Include df.h for the prototype
6728 for df_regs_ever_live_p.
6729 (xstormy16_expand_builtin_va_start): Convert the stack offset
6730 into a component_ref and then use POINTER_PLUS_EXPR to add it
6731 to the incoming_virtual_args_rtx.
6732 (xstormy16_gimplify_va_arg_expr): Rename to
6733 xstormy16_gimplify_va_arg_expr.
6734 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
6735 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
6736 xstormy16_gimplify_va_arg_expr.
6737 Fix up some formatting issues.
6739 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
6740 Move to predicates.md.
6741 (xs_hi_general_operand): Likewise.
6742 (xs_hi_nonmemory_operand): Likewise.
6743 * config/stormy16/predicates.md:
6744 (xstormy16_carry_plus_operand): New predicate.
6745 (xs_hi_general_operand): New predicate.
6746 (xs_hi_nonmemory_operand): New predicate.
6747 * config/stormy16/stormy16-protos.h:
6748 (xstormy16_carry_plus_operand): Delete prototype.
6749 (xs_hi_general_operand): Likewise.
6750 (xs_hi_nonmemory_operand): Likewise.
6752 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
6753 modifiers as they are no longer needed and they can trigger
6754 reload spill failures.
6756 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
6757 with a match_operand in order to help reload.
6759 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
6760 constraint with 'e' for the 8th alternative as this version of
6761 the mov.w instruction only accepts the lower 8 registers.
6763 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
6766 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
6767 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
6770 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6773 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
6775 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6777 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
6779 (remove_structure): Update allocations list before removing structure.
6781 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6783 * ipa-struct-reorg.c (is_safe_cond_expr,
6784 create_new_stmts_for_cond_expr): Use integer_zerop function,
6785 that recognize not only zero-pointer, but zero-integer too.
6787 2008-01-25 Ben Elliston <bje@au.ibm.com>
6790 * fixproto: Escape "." in sed expression that strips leading "./".
6792 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
6795 * gcc.c (SWITCH_OK): Removed.
6796 (SWITCH_LIVE): Changed to bit.
6797 (SWITCH_FALSE): Likewise.
6798 (SWITCH_IGNORE): Likewise.
6799 (switchstr): Change live_cond to unsigned int.
6800 (process_command): Replace SWITCH_OK with 0.
6801 (do_self_spec): Likewise.
6802 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
6803 (give_switch): Likewise.
6804 (used_arg): Likewise.
6805 (do_spec_1): Set the SWITCH_IGNORE bit.
6806 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
6807 bits. Set the SWITCH_LIVE bit.
6809 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6811 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
6813 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
6815 PR tree-optimization/34472
6816 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
6817 parameter to a "bool *" and set *DATA to false if there is
6818 an unsafe access. Do not delete the structure here.
6819 (check_cond_exprs): Delete it here instead.
6820 (check_cond_exprs, exclude_cold_structs): Do not increase
6821 I when removing a structure.
6823 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
6826 * config/i386/i386.c (ix86_expand_vector_init): Consider only
6827 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
6829 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
6832 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
6833 a fixed vector for stack.
6835 2008-01-24 Ben Elliston <bje@au.ibm.com>
6838 * doc/gcc.texi (Software development): Add a direntry for g++.
6840 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
6842 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
6843 stale and straggling -fforce-addr comments above.
6845 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
6847 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
6848 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
6850 2008-01-23 Michael Matz <matz@suse.de>
6853 * dwarf2out.c (force_type_die): Use modified_type_die instead of
6856 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
6858 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
6861 2008-01-23 Anatoly Sokolov <aesok@post.ru>
6863 * config/avr/avr.c (avr_current_arch): New variable.
6864 (avr_arch_types): Add 'avr31' and 'avr51' entries.
6865 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
6866 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
6867 (avr_override_options): Init 'avr_current_arch'.
6868 (base_arch_s): Move from here...
6869 * config/avr/avr.h (base_arch_s): ... here. Add new members
6870 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
6871 'mega' to 'have_jmp_call'.
6872 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
6873 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
6875 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
6877 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6878 MULTILIB_MATCHES): (Ditto.).
6880 2008-01-23 Richard Guenther <rguenther@suse.de>
6883 * cgraphunit.c (cgraph_reset_node): Always mark the node
6884 not reachable if it is not queued already.
6886 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
6888 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
6889 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
6890 (cputype_selected): New static variable.
6891 (bfin_handle_option): Set it if -mcpu is used.
6892 (override_option): Select default set of workarounds if no cpu type
6893 selected on the command line.
6894 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
6896 From Michael Frysinger <michael.frysinger@analog.com>
6897 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
6898 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
6900 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
6901 for bf547, bf523, bf524, and bf526.
6902 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
6904 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6905 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
6906 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
6907 __ADSPBF547__ and __ADSPBF54x__ for bf547.
6908 * doc/invoke.texi (Blackfin Options): Document that
6909 -mcpu now accept bf547, bf523, bf524, and bf526.
6911 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
6913 PR rtl-optimization/34628
6914 * combine.c (try_combine): Stop and undo after the first combination
6915 if an autoincrement side-effect on the first insn has effectively
6918 2008-01-22 David Edelsohn <edelsohn@gnu.org>
6921 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6922 Offset addresses are not valid for Altivec or paired float modes.
6924 2008-01-22 Jakub Jelinek <jakub@redhat.com>
6927 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
6928 if DECL_INITIAL (decl) is error_mark_node.
6931 * c-common.c (handle_vector_size_attribute): Only allow
6932 integral, scalar float and fixed point types. Handle OFFSET_TYPE
6933 the same way as pointer, array etc. types.
6934 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
6937 * tree.c (build_type_attribute_qual_variant): Call
6938 build_qualified_type if attributes are equal, but quals are not.
6940 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6943 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
6944 * flags.h (warn_strict_aliasing): Remove.
6945 (warn_strict_overflow): Remove.
6946 * opts.c (warn_strict_aliasing): Remove.
6947 (warn_strict_overflow): Remove.
6948 * c-opts.c (c_common_handle_option): -Wall only sets
6949 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
6950 (c_common_post_options): Give default values to -Wstrict-aliasing
6951 and -Wstrict-overflow if they are uninitialized.
6952 * common.opt (Wstrict-aliasing): Specify Var and Init.
6953 (Wstrict-overflow): Likewise.
6955 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6957 PR rtl-optimization/26854
6958 PR rtl-optimization/34400
6959 PR rtl-optimization/34884
6960 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
6962 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
6963 (df_rd_bb_info.expanded_lr_out): Deleted
6964 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
6965 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
6966 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6967 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6968 Removed code to allocate, initialize or free expanded_lr_out.
6969 (df_rd_bb_local_compute_process_def): Restructured to make more
6971 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
6972 sets if the sets are being trimmed.
6974 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
6977 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
6978 (as_vers): Likewise.
6979 * configure: Regenerated.
6981 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6984 * tree-pass.h (pass_build_alias): New pass.
6985 * tree-ssa-alias.c (gate_build_alias): New.
6986 (pass_build_alias): New.
6987 * passes.c (init_optimization_passes): Add pass_build_alias after
6988 pass_create_structure_vars.
6990 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
6992 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
6993 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
6994 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
6995 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
6996 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
6997 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
6998 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
6999 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
7000 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
7001 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
7002 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
7003 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
7004 * config/s390/s390.md (FP_ALL): New mode iterator.
7005 (_d): New mode attribute.
7006 ("*signbit<mode>2>"): Changed mode of first operand.
7007 ("isinf<mode>2"): Changed mode of first operand.
7008 ("*TDC_insn"): Adaptation for DFP modes.
7010 2008-01-22 Ben Elliston <bje@au.ibm.com>
7012 * tree.c (check_qualified_type): Improve function description.
7014 2008-01-21 Jason Merrill <jason@redhat.com>
7017 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
7018 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
7021 2008-01-21 DJ Delorie <dj@redhat.com>
7023 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
7026 2008-01-21 Richard Guenther <rguenther@suse.de>
7029 * tree-cfg.c (verify_expr): Allow all invariant expressions
7030 instead of just constant class ones as reference argument.
7031 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
7032 like any other constant.
7033 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7035 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
7037 * regmove.c (fixup_match_1): Update call crossed frequencies.
7039 2008-01-21 Richard Guenther <rguenther@suse.de>
7042 * tree-inline.c (setup_one_parameter): Deal with mismatched
7043 types using a VIEW_CONVERT_EXPR.
7045 2008-01-21 Alon Dayan <alond@il.ibm.com>
7046 Olga Golovanevsky <olga@il.ibm.com>
7048 PR tree-optimization/34701
7049 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
7050 when the structure size is not a power of 2.
7052 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
7054 * doc/install.texi: Add doc for --enable-checking=df.
7056 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
7058 PR rtl-optimization/34808
7059 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
7061 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7063 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
7066 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7068 PR rtl-optimization/26854
7069 PR rtl-optimization/34400
7070 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
7072 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
7073 (df_rd_bb_info.expanded_lr_out): New.
7074 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
7075 * loop_iv.c (iv_analysis_loop_init): Ditto.
7076 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7077 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7078 Added code to allocate, initialize or free expanded_lr_out.
7079 (df_rd_bb_local_compute_process_def): Restructured to make
7080 more understandable.
7081 (df_rd_confluence_n): Add code to do nothing with fake edges and
7082 code to no apply invalidate_by_call sets if the sets are being trimmed.
7083 (df_lr_local_finalize): Renamed to df_lr_finalize.
7084 (df_live_local_finalize): Renamed to df_live_finalize.
7086 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7089 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
7090 deciding whether to use reciprocal instructions.
7092 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
7094 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
7095 dwarf2out_note_section_used if cold_text_section is NULL.
7097 2008-01-19 Jakub Jelinek <jakub@redhat.com>
7099 PR gcov-profile/34610
7100 * tree-cfg.c (make_edges): Mark both outgoing edges from
7101 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
7102 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
7103 from OMP_FOR and OMP_CONTINUE outgoing edges.
7105 * tree-profile.c (tree_profiling): Return early if
7106 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
7108 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
7109 from cfun to child_cfun.
7110 * function.h (struct function): Add after_tree_profile bit.
7112 2008-01-19 Anatoly Sokolov <aesok@post.ru>
7114 * config/avr/avr.S (_exit): Disable interrupt.
7116 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7117 Steven Bosscher <stevenb.gcc@gmail.com>
7119 PR rtl-optimization/26854
7120 PR rtl-optimization/34400
7121 * df-problems.c (df_live_scratch): New scratch bitmap.
7122 (df_live_alloc): Allocate df_live_scratch when doing df_live.
7123 (df_live_reset): Clear the proper bitmaps.
7124 (df_live_bb_local_compute): Only process the artificial defs once
7125 since the order is not important.
7126 (df_live_init): Init the df_live sets only with the variables
7127 found live by df_lr.
7128 (df_live_transfer_function): Use the df_lr sets to prune the
7129 df_live sets as they are being computed.
7130 (df_live_free): Free df_live_scratch.
7132 2008-01-18 Ian Lance Taylor <iant@google.com>
7134 * common.opt: Add fmerge-debug-strings.
7135 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
7136 flag_merge_debug_strings rather than flag_merge_constants.
7137 * doc/invoke.texi (Option Summary): Mention
7138 -fmerge-debug-strings.
7139 (Debugging Options): Document -fmerge-debug-strings.
7141 2008-01-18 Ian Lance Taylor <iant@google.com>
7144 * tree.h (DECL_IS_OPERATOR_NEW): Define.
7145 (struct tree_function_decl): Add new field operator_new_flag.
7146 * tree-inline.c (expand_call_inline): When inlining a call to
7147 operator new, force the return value to go into a variable, and
7148 set DECL_NO_TBAA_P on that variable.
7149 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
7151 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
7154 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
7155 DWARF2_DEBUGGING_INFO.
7156 (dwarf2out_note_section_used): Ditto. Add prototype.
7157 (have_multiple_function_sections, text_section_used,
7158 cold_text_section_used, *cold_text_sections): Move declarations
7161 2008-01-17 Bob Wilson <bob.wilson@acm.org>
7163 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
7164 field and add signal_ra.
7165 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
7166 assignments to frame state pc. Move end of stack check after
7167 MD_FALLBACK_FRAME_STATE_FOR.
7168 (uw_update_context_1): Use frame state signal_regs if set, instead
7169 of checking signal_frame flag.
7170 (uw_update_context): Use frame state signal_ra if set.
7171 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
7172 * config/xtensa/linux-unwind.h: New file.
7174 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
7176 * modulo-sched.c (get_sched_window): Fix comment typo.
7178 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
7180 PR tree-optimization/34648
7181 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
7183 2008-01-17 Anatoly Sokolov <aesok@post.ru>
7185 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
7186 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
7188 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
7190 PR rtl-optimization/34400
7191 * df-core.c (df_worklist_dataflow_overeager,
7192 df_worklist_dataflow_doublequeue): New functions.
7193 (df_worklist_dataflow): Two different worklist solvers.
7194 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
7197 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7200 * doc/invoke.texi: Document the dependence on pthread for fopenmp
7201 and ftree-parallelize-loops.
7203 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
7205 PR rtl-optimization/34826
7206 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
7208 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
7210 * global.c (find_reg): Mark the eh regs as used if necessary.
7211 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
7212 * ra.h (struct allocno): no_eh_reg field added. Changed
7213 no_stack_reg type to bitfield.
7215 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
7217 * tree.c (substitute_in_expr): Add missing 'break'.
7219 2008-01-17 Richard Guenther <rguenther@suse.de>
7221 PR tree-optimization/34825
7222 * tree-ssa-math-opts.c (is_division_by): Do not recognize
7223 x / x as division to handle.
7225 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7227 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
7228 "-pthread" is specified.
7229 * pa-hpux11.h (LIB_SPEC): Likewise.
7231 2008-01-16 Janis Johnson <janis187@us.ibm.com>
7232 Peter Bergner <bergner@vnet.ibm.com>
7234 PR rtl-optimization/33796
7235 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
7237 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7239 PR libgfortran/34699
7240 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
7242 * pa-hpux10.h (LINK_SPEC): Likewise.
7243 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
7245 2008-01-16 Richard Guenther <rguenther@suse.de>
7248 * fold-const.c (fold_convert_const_int_from_int): Do not
7249 set overflow if that occured only because of a sign extension
7250 change when converting from/to a sizetype with the same
7251 precision and signedness.
7253 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7256 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
7257 location address to the correct place. Update copyright year.
7259 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7261 * lambda-code.c (lambda_transform_legal_p): Handle the case of
7262 no dependences in the dependence_relations vector.
7264 2008-01-16 Jan Hubicka <jh@suse.cz>
7266 PR rtl-optimization/31396
7267 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
7268 * cfg.c (dump_reg_info): Print it.
7269 * regs.h (struct reg_info_t): add freq_calls_crossed.
7270 (REG_FREQ_CALLS_CROSSED): New macro.
7271 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
7272 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
7273 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
7274 regmove_optimize): Update call crossed frequencies.
7275 * local-alloc.c (struct qty): Add freq_calls_crossed.
7276 (alloc_qty): Copute freq_calls_crossed.
7277 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
7278 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
7279 * ra.h (struct allocno): Add freq_calls_crossed.
7281 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7283 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
7284 libgomp when compiling with ftree-parallelize-loops.
7285 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
7287 2008-01-16 Richard Guenther <rguenther@suse.de>
7289 PR tree-optimization/34769
7290 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
7291 * tree.c (int_cst_value): Instead make this function more
7292 permissive in what it accepts as valid input. Document this
7293 function always sign-extends the value.
7295 2008-01-16 Jakub Jelinek <jakub@redhat.com>
7296 Richard Guenther <rguenther@suse.de>
7299 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
7300 (gimple_fold_indirect_ref_rhs): ... this.
7301 (gimple_fold_indirect_ref): New function with foldings
7302 that preserve lvalueness.
7303 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
7304 * tree-flow.h (gimple_fold_indirect_ref): Declare.
7305 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
7306 to fold an INDIRECT_REF, fall back to the old use of
7307 fold_indirect_ref_1.
7309 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7311 * tree-data-ref.c (subscript_dependence_tester_1): Call
7312 free_conflict_function.
7313 (compute_self_dependence): Same.
7315 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7318 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
7319 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
7321 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
7322 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
7323 for DWARF2_UNWIND_INFO targets.
7325 2008-01-16 Richard Guenther <rguenther@suse.de>
7328 * c-typeck.c (common_pointer_type): Do not merge inconsistent
7329 type qualifiers for function types.
7331 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
7333 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
7334 loop_iterator li from previous commit.
7336 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
7338 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
7340 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7342 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
7343 (parallelize_loops): Don't parallelize irreducible components.
7345 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7348 * c-opts (c_common_post_options): Do not enable CPP
7349 flag_pedantic_errors by default.
7351 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
7353 PR rtl-optimization/31944
7354 * cse.c (remove_pseudo_from_table): New function.
7355 (merge_equiv_classes): Use above function to remove pseudo-registers.
7356 (invalidate): Likewise.
7358 2008-01-13 Richard Guenther <rguenther@suse.de>
7361 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
7362 instead of TYPE_MODE to deal with calls from expand_one_error_var.
7364 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
7366 * gcse.c (cprop_jump): Call validate_unshare_change instead of
7367 validate_change to unshare the source of the PC set.
7369 2008-01-12 Jan Hubicka <jh@suse.cz>
7372 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
7373 references above array bounds. This might trigger bounds checks for
7376 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7378 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
7379 new_replaceable_dependencies.
7381 2008-01-12 Doug Kwan <dougkwan@google.com>
7383 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
7384 instead of OPT_Wreturn_type in warning due to ignored return type
7386 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
7387 options included in -Wextra.
7388 * c.opt: New option -Wignored_qualifiers.
7389 * doc/invoke.texi (Warning Options, -Wextra): Add new option
7390 -Wignore_qualifiers.
7391 (-Wignored-qualifiers): Document.
7392 (-Wreturn-type): Remove description of functionality now handled
7393 by -Wignored-qualifiers.
7395 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
7398 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
7399 NOP_EXPR if it is between integral types with the same precision.
7401 2008-01-12 Jan Hubicka <jh@suse.cz>
7404 * invoke.texi (max-inline-recursive-depth): Fix default value.
7406 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
7408 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
7411 2008-01-11 Bob Wilson <bob.wilson@acm.org>
7413 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
7415 2008-01-11 James E. Wilson <wilson@specifix.com>
7418 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
7420 2008-01-11 Anatoly Sokolov <aesok@post.ru>
7422 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
7423 save/restore frame pointer register and don't use 'call-prologues'
7424 optimization in function with "OS_task" attribute.
7426 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
7429 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
7430 when copying to memory.
7432 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
7434 PR rtl-optimization/30905
7435 * cfgcleanup.c: Include dce.h
7436 (crossjumps_occured): New global variable.
7437 (try_crossjump_bb): Exit loop after finding a fallthru edge.
7438 If something changed, set crossjumps_occured to true.
7439 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
7440 Don't add/remove fake edges to exit here...
7441 (cleanup_cfg): ...but do it here, when crossjumping.
7442 Run a fast DCE when successful crossjumps occured in the latest
7443 iteration of try_optimize_cfg.
7445 2008-01-11 Richard Guenther <rguenther@suse.de>
7447 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
7448 (struct vn_unary_op_s): Likewise.
7449 (vn_reference_insert): Free old reference on hash collision.
7451 2008-01-10 Raksit Ashok <raksit@google.com>
7453 PR rtl-optimization/27971
7454 * combine.c (find_split_point): Split PLUS expressions which are
7455 inside a MEM rtx, and whose first operand is complex.
7457 2008-01-10 DJ Delorie <dj@redhat.com>
7459 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
7460 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
7461 (m32c_hard_regno_ok): Call the underlying function.
7463 2008-01-10 Richard Guenther <rguenther@suse.de>
7466 * tree-cfg.c (tree_merge_blocks): Do not go through the
7467 full-blown folding and stmt updating path if we just deal
7468 with virtual operands.
7469 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
7470 test for abnormal SSA_NAMEs.
7472 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
7475 * reload.c (push_reload): Add assertions. All constants from
7476 reg_equiv_constant should have been used for replacing the respective
7478 (find_reloads_address): Invoke find_reloads_address_part for
7479 constant taken from the reg_equiv_constant array.
7481 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
7483 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
7484 field (valnum) the first in the struct. Replace bools with
7487 2008-01-10 Richard Guenther <rguenther@suse.de>
7489 PR tree-optimization/34651
7490 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
7491 types and ordering for masking and converting.
7493 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
7495 PR tree-optimization/34017
7496 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
7497 also for PHI_NODE expressions.
7499 2008-01-09 Jan Hubicka <jh@suse.cz>
7501 PR tree-optimization/34708
7502 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
7503 based on number of case labels.
7504 (init_inline_once): Remove switch_cost.
7505 * tree-inline.h (eni_weights_d): Remove switch_cost.
7507 2008-01-09 Richard Guenther <rguenther@suse.de>
7508 Andrew Pinski <andrew_pinski@playstation.sony.com>
7511 * gimplify.c (gimplify_cond_expr): Do not create an addressable
7512 temporary if an rvalue is ok or an lvalue is not required.
7514 2008-01-09 Richard Guenther <rguenther@suse.de>
7517 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
7520 2008-01-09 Richard Guenther <rguenther@suse.de>
7523 * tree.c (host_integerp): Check for sizetype only if the
7524 type is an integer type.
7526 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
7529 * opts.c (decode_options): Disable inlining of functions called
7530 once if not in unit-at-a-time mode.
7532 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
7534 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
7536 2008-01-08 Richard Guenther <rguenther@suse.de>
7539 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
7540 out early if the result will be unused.
7542 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7547 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7548 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7551 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
7553 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
7554 for vectorization tuned.
7556 2008-01-08 Richard Guenther <rguenther@suse.de>
7558 PR tree-optimization/34683
7559 * tree-ssa-operands.c (operand_build_cmp): Export.
7560 * tree-ssa-operands.h (operand_build_cmp): Declare.
7561 * tree-vn.c (vuses_compare): Remove.
7562 (sort_vuses): Use operand_build_cmp.
7563 (sort_vuses_heap): Likewise.
7564 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
7565 to re-use old VEC if available. Do not sort already sorted VUSEs.
7566 (vdefs_to_vec): Do not sort already sorted VDEFs.
7568 2008-01-08 Jakub Jelinek <jakub@redhat.com>
7571 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
7573 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7576 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
7577 limitations of reciprocal sequences on x86 targets.
7579 2008-01-08 Richard Guenther <rguenther@suse.de>
7581 PR tree-optimization/34683
7582 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
7584 2008-01-07 Jakub Jelinek <jakub@redhat.com>
7587 * config/darwin.c (darwin_mergeable_string_section): Don't use
7588 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
7590 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
7593 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
7594 negxf2. Macroize expander using X87MODEF mode iterator. Change
7595 predicates of op0 and op1 to register_operand.
7596 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
7597 expander using X87MODEF mode iterator. Change predicates of
7598 op0 and op1 to register_operand.
7599 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
7600 corresponding patterns and macroize using MODEF macro. Change
7601 predicates of op0 and op1 to register_operand and remove
7602 "m" constraint. Disparage "r" alternative with "!".
7603 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
7604 macroize using X87MODEF macro. Change predicates of op0 and op1
7605 to register_operand and remove "m" constraint. Disparage "r"
7606 alternative with "!".
7607 (absneg splitter with memory operands): Remove.
7608 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
7609 patterns and macroize using X87MODEF mode iterator.
7610 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
7611 Change predicate of op1 to register_operand.
7612 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
7613 for memory operands.
7615 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
7617 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
7619 2008-01-07 Richard Guenther <rguenther@suse.de>
7621 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
7624 2008-01-07 Richard Guenther <rguenther@suse.de>
7626 PR tree-optimization/34683
7627 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
7628 VOPs of the needed size to save memory. Use VEC_quick_push
7629 to save compile-time.
7630 (vdefs_to_vec): Likewise.
7632 2008-01-07 Sa Liu <saliu@de.ibm.com>
7634 * config/spu/spu.md (divdf3): Genetate inline code for double
7635 division. The implementation doesn't handle INF or NAN, therefore it
7636 only applies when -ffinite-math-only is given.
7638 2008-01-06 Paolo Carlini <pcarlini@suse.de>
7641 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
7642 * doc/cpp.texi ([Common Predefined Macros]): Document.
7644 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
7646 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
7647 order to use commutative addition instead of subtraction.
7649 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7650 Mircea Namolaru <namolaru@il.ibm.com>
7651 Vladimir Yanovsky <yanov@il.ibm.com>
7652 Revital Eres <eres@il.ibm.com>
7654 PR tree-optimization/34263
7655 * tree-outof-ssa.c (process_single_block_loop_latch,
7656 contains_tree_r): New functions.
7657 (analyze_edges_for_bb): Call process_single_block_loop_latch
7658 function to empty single-basic-block latch block if possible.
7660 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7662 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7664 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
7666 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7668 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
7670 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7672 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
7674 2008-01-05 Jakub Jelinek <jakub@redhat.com>
7676 PR tree-optimization/34618
7677 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
7680 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7683 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
7684 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
7685 Update copyright year.
7687 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
7688 Update copyright year.
7689 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
7692 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
7694 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
7695 edge does not point to current bb before changing need_assert.
7697 2008-01-04 Richard Guenther <rguenther@suse.de>
7700 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
7701 for verifying purposes if they are is_gimple_min_invariant.
7703 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
7705 PR tree-optimization/34448
7706 PR tree-optimization/34465
7707 * gimplify.c (gimplify_init_constructor): Add new parameter
7708 notify_temp_creation. Use it.
7709 (gimplify_modify_expr_rhs): Take volatiles into account when
7710 optimizing constructors.
7711 Do not optimize constructors if gimplify_init_constructor will dump to
7713 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
7714 * gcc.c-torture/compile/pr34448.c: New.
7716 2008-01-04 Jakub Jelinek <jakub@redhat.com>
7718 PR gcov-profile/34609
7719 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
7720 return_slot if result is TREE_ADDRESSABLE.
7722 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
7724 * config/mips/mips.md (sqrt_condition): Tweak comment.
7725 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
7727 2008-01-03 Tom Tromey <tromey@redhat.com>
7730 * c-common.c (c_type_hash): Handle VLAs.
7732 2008-01-03 Jan Hubicka <jh@suse.cz>
7734 PR tree-optimization/31081
7735 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
7736 0 when inlining and not inlining to first basic block.
7737 (remap_decl): When var is initialized to 0, don't set default_def.
7738 (expand_call_inline): Set entry_bb.
7739 * tree-inline.h (copy_body_data): Add entry_bb.
7741 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7744 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
7747 PR tree-optimization/29484
7748 * tree-inline.c (inline_forbidden_p_2): New function.
7749 (inline_forbidden_p): Disallow inlining if some static var
7750 has an address of a local LABEL_DECL in its initializer.
7751 * doc/extend.texi (Labels as Values): Document &&foo behaviour
7754 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
7756 PR tree-optimization/34635
7757 * tree-data-ref.c (add_other_self_distances): Make sure that the
7758 evolution step is constant.
7760 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7763 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
7765 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
7767 * tree-sra.c (scalarize_init): Insert the generate_element_init
7768 statements after the generate_element_zero statements.
7770 2008-01-02 Richard Guenther <rguenther@suse.de>
7774 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
7775 for very large number of operands instead of ICEing.
7777 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
7780 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
7781 while stack probing.
7783 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
7785 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
7788 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
7791 * tree-mudflap.c (mx_register_decls): Guard warning by
7792 !DECL_ARTIFICIAL check.
7794 2008-01-01 Jakub Jelinek <jakub@redhat.com>
7796 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
7797 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
7798 sse5_perm<mode>): Fix constraints.