1 2007-02-09 Roger Sayle <roger@eyesopen.com>
3 * config/ia64/ia64.md (bswapdi2): New define_insn.
5 2007-02-09 Richard Henderson <rth@redhat.com>
7 * config/i386/constraints.md (Ym): New constraint.
8 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
9 (movdi_1_rex64): Split sse and xmm general register moves from
10 memory move alternatives. Use conditional register constraints.
11 (movsf_1, movdf_integer): Likewise.
12 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13 (movdf_integer_rex64): New.
14 (pushsf_rex64): Fix output constraints.
15 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
16 (sse2_stored): Likewise.
17 (sse2_storeq_rex64): New.
18 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
20 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
21 for optimize_size. Remove SF/DFmode hack.
23 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
25 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
28 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
29 Richard Sandiford <richard@codesourcery.com>
31 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
32 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
33 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
34 m68k/t-mlib to tmake_file.
35 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
36 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
37 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
38 Allow it to be cf or m68k. Set m68k_arch_family. If that
39 variable is not empty, add t-$m68k_arch_family to tmake_file.
40 Add t-mlibs to tmake_file.
41 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
42 * config/m68k/t-cf: New file.
43 * config/m68k/t-m68k: Likewise.
44 * config/m68k/t-mlibs: Likewise.
45 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
46 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
47 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
48 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
49 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
51 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
52 (INSTALL_LIBGCC): Delete.
53 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
54 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
55 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
56 (M68K_MLIB_CPU): Define.
57 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
58 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
59 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
61 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
62 Richard Guenther <rguenther@suse.de>
65 * fold-const.c (fold_comparison): Handle obfuscated comparisons
66 against INT_MIN/INT_MAX.
67 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
68 file if a loop is removed.
70 2007-02-09 Joseph Myers <joseph@codesourcery.com>
72 * calls.c (store_one_arg): Pass correct alignment to
73 emit_push_insn for non-BLKmode values.
74 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
75 unaligned stack slot via a suitably aligned slot.
77 2007-02-08 DJ Delorie <dj@redhat.com>
79 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
81 (legal_subregs): Use unsigned char, make const.
82 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
84 2007-02-08 Paul Brook <paul@codesourcery.com>
86 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
87 special interworking needed.
89 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
91 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
92 conditional to __SSE2__.
93 (Entries below should have been added to first ChangeLog
94 entry for amdfam10 dated 2007-02-05)
95 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
97 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
99 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
102 2007-02-08 DJ Delorie <dj@redhat.com>
104 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
105 * config/m32c/m32c.c (legal_subregs): New.
106 (m32c_illegal_subreg_p): New.
107 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
108 unsupported subregs of hard regs.
110 2007-02-08 Jan Hubicka <jh@suse.cz>
112 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
113 the same one; always update histograms.
115 2007-02-08 Diego Novillo <dnovillo@redhat.com>
117 * passes.c (init_optimization_passes): Tidy comment.
119 2007-02-08 Roger Sayle <roger@eyesopen.com>
121 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
122 strip zero_extend, bswap and rotates from POCOUNT's argument.
123 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
124 zero_extend and rotates from PARITY's argument.
125 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
126 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
127 of an integer constant at compile-time.
129 2007-02-08 Diego Novillo <dnovillo@redhat.com>
132 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
134 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
137 * tree-ssa-live.c (remove_unused_locals): Do not remove
138 TREE_ADDRESSABLE variables.
139 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
140 * tree-ssa-operands.c (add_virtual_operand): Remove argument
141 FOR_CLOBBER. Update all users.
142 If VAR has an associated alias set, add a virtual operand for
143 it if no alias is found to conflict with the memory reference.
145 2007-02-07 Jan Hubicka <jh@suse.cz>
146 Robert Kidd <rkidd@crhc.uiuc.edu>
148 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
150 2007-02-07 Ian Lance Taylor <iant@google.com>
152 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
154 2007-02-07 Roger Sayle <roger@eyesopen.com>
156 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
157 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
158 tablejumpdi, movsi_to_cr_one): Remove constraints from
159 define_expand's match_operands.
161 2007-02-07 Roger Sayle <roger@eyesopen.com>
163 * global.c (compute_regsets): Move declatation of "i" inside of
164 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
166 2007-02-07 Jakub Jelinek <jakub@redhat.com>
169 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
170 of INDIRECT_REF <RESULT_DECL>.
172 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
174 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
175 Kaz Kojima <kkojima@gcc.gnu.org>
178 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
180 (sh_initialize_trampoline): Add parentheses to avoid a warning.
182 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
184 * doc/loop.texi: Document possibility not to perform disambiguation
185 of loops with multiple latches.
186 * cfgloopmanip.c (alp_enum_p): Removed.
187 (add_loop): Handle subloops. Use get_loop_body_with_size.
188 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
189 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
190 the new forwarder block.
191 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
192 Handle the case latch is NULL.
193 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
194 when marking loop exits.
195 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
197 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
198 disambiguate_loops_with_multiple_latches.
199 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
200 before fix_loop_structure.
201 * cfgloop.c: Include pointer-set.h and output.h.
202 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
203 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
204 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
205 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
206 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
207 disambiguate_multiple_latches, get_loop_body_with_size,
208 disambiguate_loops_with_multiple_latches): New functions.
209 (flow_loop_dump): Dump multiple latch edges.
210 (flow_loop_nodes_find): Handle loops with multiple latches.
211 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
212 (glb_enum_p): Modified.
213 (get_loop_body): Use get_loop_body_with_size.
214 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
215 (AVOID_CFG_MODIFICATIONS): New constant.
216 (disambiguate_loops_with_multiple_latches, add_loop,
217 get_loop_body_with_size): Declare.
218 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
220 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
223 * global.c (compute_regsets): New function.
224 (global_alloc): Refactored ELIMINABLE_REGSET
225 and NO_GLOBAL_ALLOC_REGS computation out.
226 (rest_of_handle_global_alloc): Call compute_regsets()
227 for non-optimizing case.
229 2007-02-06 Richard Henderson <rth@redhat.com>
231 * config/i386/constraints.md (Y2): Rename from Y.
232 (Yi): New constraint.
233 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
234 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
235 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
236 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
237 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
238 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
239 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
240 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
241 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
242 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
243 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
244 vec_extractv2si_1): Change Y constraints to Y2.
245 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
246 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
247 Change Y constraints to Y2.
248 (sse2_loadld): Change Y constraints to x.
250 2007-02-06 Roger Sayle <roger@eyesopen.com>
252 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
253 (parity<mode>2): New define_expand using rs6000_emit_parity.
254 * config/rs6000/rs6000.c (rs6000_emit_popcount,
255 rs6000_emit_parity): New functions.
256 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
257 rs6000_emit_parity): Prototype here.
259 2007-02-06 Ian Lance Taylor <iant@google.com>
261 * lower-subreg.c (simple_move_operand): Reject CONST.
262 (resolve_clobber): Call validate_change rather than directly
263 assigning to XEXP (pat, 0).
265 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
267 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
268 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
269 (tree-cfg.o): Remove hashtab.h dependency.
271 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
272 (struct ivopts_data): Change niters to pointer_map_t.
273 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
274 (niter_for_exit): Create pointer_map on demand. Change for
276 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
277 (free_loop_data): Destroy data->niters if created and reset field.
278 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
279 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
281 * tree-ssa-reassoc.c: Include pointer-set.h.
282 (bb_rank): Change to long *.
283 (operand_rank): Change to pointer_map_t.
284 (find_operand_rank): Return long, -1 if not found. Declare as inline.
285 (insert_operand_rank): Accept long.
286 (operand_entry_hash, operand_entry_eq): Remove.
287 (get_rank): Return long. Adjust for changes above.
288 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
290 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
292 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
293 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
294 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
296 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
297 directly since it cannot be NULL.
298 (get_vi_for_tree): Rewrite for pointer_map API.
299 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
300 (init_alias_vars): Create vi_for_tree as pointer_map.
301 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
303 * tree-cfg.c: Don't include hashtab.h.
304 (edge_to_cases): Declare as pointer_map.
305 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
307 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
308 (start_recording_case_labels): Create edge_to_cases as pointer_map.
309 (end_recoding_case_labels): Cleanup edge_to_cases manually before
311 (record_switch_edge): Delete.
312 (get_cases_for_edge): Adjust for pointer_map API, inline
313 record_switch_edge (rewritten for new API), remove goto.
315 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
317 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
318 * tree-nested.c: Include pointer-set.h.
319 (var_map_elt, var_map_eq, var_map_hash): Delete.
320 (struct nesting_info): Remove GTY marker. Change the two htab_t's
322 (nesting_info_bitmap_obstack): New.
323 (lookup_field_for_decl): Adjust for pointer_map API.
324 (lookup_tramp_for_decl): Adjust for pointer_map API.
325 (get_nonlocal_debug_decl): Adjust for pointer_map API.
326 (get_local_debug_decl): Adjust for pointer_map API.
327 (convert_nl_goto_reference): Adjust for pointer_map API.
328 (convert_nl_goto_receiver): Adjust for pointer_map API.
329 (create_nesting_tree): Create outside GGC space. Create bitmap on
330 the new obstack. Create field_map and var_map as pointer_maps.
331 (free_nesting_tree): Adjust for changes to create_nesting_tree.
333 (lower_nested_functions): Move root here, no need to NULL it.
334 Initialize and release the obstack.
336 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
338 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
339 Remove prototypes and make them non-static.
340 (struct tree_int_map): Remove.
341 * tree.h (struct tree_int_map): Move here, turning TO into an
343 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
345 * tree.h (TREE_COMPLEXITY): Remove.
346 (struct tree_exp): Remove complexity field.
347 * tree.c (build1_stat): Don't set it.
349 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
350 Victor Kaplansky <victork@il.ibm.com>
352 * tree-vectorizer.c (vect_is_simple_use): Support induction.
353 (vect_is_simple_reduction): Support reduction with induction as
355 (vect_is_simple_iv_evolution): Fix formatting.
356 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
357 formatting. Don't mark induction phis for vectorization.
358 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
359 * tree-vect-transform.c (get_initial_def_for_induction): New function.
360 (vect_get_vec_def_for_operand): Support induction.
361 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
363 (vectorizable_reduction): Support reduction with induction as one of
365 (vectorizable_type_demotion): Use def-type of stmt argument rather
368 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
369 flag_tree_scev_cprop.
370 * common.opt (tree-scev-cprop): New flag.
372 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
373 call to vect_get_new_vect_var.
375 2007-02-06 Ira Rosen <irar@il.ibm.com>
377 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
379 (vect_pattern_recog_1): Likewise.
381 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
383 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
384 (fold_negate_expr): Likewise.
386 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
389 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
390 even if cv-qualification is the same.
392 2007-02-05 Geoffrey Keating <geoffk@apple.com>
394 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
395 __enable_execute_stack on completion.
397 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
399 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
400 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
401 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
402 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
403 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
404 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
405 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
406 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
408 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
410 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
411 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
412 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
413 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
414 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
415 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
416 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
417 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
418 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
419 umuldi3_highpart_rex64, umulsi3_highpart_insn,
420 umulsi3_highpart_zext, smuldi3_highpart_rex64,
421 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
422 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
423 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
424 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
425 sqrtextenddfxf2_i387): Added amdfam10_decode.
427 * config/i386/athlon.md (athlon_idirect_amdfam10,
428 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
429 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
430 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
431 athlon_ivector_store_amdfam10): New define_insn_reservation.
432 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
435 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
437 * config/i386/athlon.md (athlon_call_amdfam10,
438 athlon_pop_amdfam10, athlon_lea_amdfam10): New
439 define_insn_reservation.
440 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
441 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
442 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
444 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
446 * config/i386/athlon.md (athlon_sseld_amdfam10,
447 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
448 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
450 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
452 * config/i386/athlon.md (athlon_sseins_amdfam10): New
453 define_insn_reservation.
454 * config/i386/i386.md (sseins): Added sseins to define_attr type
455 and define_attr unit.
456 * config/i386/sse.md: Set type attribute to sseins for insertq
459 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
461 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
462 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
463 ssecomi_load_amdfam10, ssecomi_amdfam10,
464 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
465 define_insn_reservation.
466 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
468 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
470 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
471 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
472 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
473 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
474 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
475 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
476 define_insn_reservation.
478 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
479 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
480 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
481 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
482 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
484 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
486 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
487 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
488 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
489 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
490 athlon_ssemul_load_k8): Added amdfam10.
492 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
494 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
495 (x86_sse_unaligned_move_optimal): New variable.
497 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
499 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
500 for unaligned vector SSE double/single precision loads for AMDFAM10.
502 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
504 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
505 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
506 Define TARGET_CPU_DEFAULT_amdfam10.
507 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
508 (processor_type): Add PROCESSOR_AMDFAM10.
510 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
511 processor_type in config/i386/i386.h.
512 Enable imul peepholes for TARGET_AMDFAM10.
514 * config.gcc: Add support for --with-cpu option for amdfam10.
516 * config/i386/i386.c (amdfam10_cost): New variable.
517 (m_AMDFAM10): New macro.
518 (m_ATHLON_K8_AMDFAM10): New macro.
519 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
520 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
521 x86_promote_QImode, x86_integer_DFmode_moves,
522 x86_partial_reg_dependency, x86_memory_mismatch_stall,
523 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
524 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
525 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
526 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
527 Enable/disable for amdfam10.
528 (override_options): Add amdfam10_cost to processor_target_table.
529 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
530 processor_alias_table.
531 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
532 (ix86_adjust_cost): Add code for amdfam10.
534 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
536 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
537 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
538 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
539 * config/i386/i386.h: Add builtin definition for SSE4A.
540 * config/i386/i386.md: Add support for ABM instructions
542 * config/i386/sse.md: Add support for SSE4A instructions
543 (movntss, movntsd, extrq, insertq).
544 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
545 Add -march=amdfam10 flag.
546 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
547 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
549 * doc/extend.texi: Add documentation for SSE4A builtins.
551 2007-02-05 Bob Wilson <bob.wilson@acm.org>
553 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
555 2007-02-05 Richard Guenther <rguenther@suse.de>
557 * tree-vectorizer.h (vectorizable_function): Add argument type
558 argument, change return type.
559 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
560 * tree-vect-transform.c (vectorizable_function): Handle extra
561 argument, return vectorized function decl.
562 (build_vectorized_function_call): Remove.
563 (vectorizable_call): Handle calls with result and argument types
564 differing. Handle loop vectorization factor correctly.
565 * targhooks.c (default_builtin_vectorized_function): Adjust for
567 * targhooks.h (default_builtin_vectorized_function): Likewise.
568 * target.h (builtin_vectorized_function): Add argument type
570 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
571 extra argument, allow vectorizing of lrintf.
572 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
573 documentation of target hook.
575 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
578 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
579 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
580 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
582 2007-02-05 Roger Sayle <roger@eyesopen.com>
584 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
585 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
586 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
587 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
588 before canonicalizing sincos to cexpi.
589 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
591 2007-02-05 Roger Sayle <roger@eyesopen.com>
593 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
594 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
595 (alpha_init_builtins): Use alpha_add_builtins to process tables.
597 2007-02-05 Roger Sayle <roger@eyesopen.com>
599 * mips-tfile.c (initialize_init_file): Correct endianness test.
601 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
603 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
606 2007-02-05 Richard Sandiford <richard@codesourcery.com>
608 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
609 saves in a PARALLEL before the register assignments.
611 2007-02-05 Richard Sandiford <richard@codesourcery.com>
613 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
614 DWARF_FRAME_RETURN_COLUMN to be a general register.
615 * dwarf2out.c (init_return_column_size): New function, split from...
616 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
617 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
618 to be nongeneral registers.
619 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
621 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
622 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
624 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
626 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
628 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
630 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
631 (remove_path): Use can_remove_branch_p and remove_branch instead
632 of loop_delete_branch_edge.
633 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
634 (tree_transform_and_unroll_loop): Remove dead branches immediately.
635 Update profile using scale_dominated_blocks_in_loop.
636 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
637 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
638 (can_remove_branch_p, remove_branch): Declare.
639 * tree-cfg.c (tree_can_remove_branch_p): New function.
640 (tree_cfg_hooks): Add tree_can_remove_branch_p.
641 * cfgrtl.c (rtl_can_remove_branch_p): New function.
642 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
644 2007-02-05 Jan Hubicka <jh@suse.cz>
647 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
648 nodes in cgraph, don't remove offline copy of the function.
650 2007-02-04 Jan Hubicka <jh@suse.cz>
652 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
653 vectors might cause maybe_lookup_element_for_expr to be called
654 on non-sra-candidate.
656 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
658 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
659 config/bfin/bfin.md, config/bfin/predicates.md: Follow
660 spelling conventions.
662 2007-02-04 Richard Guenther <rguenther@suse.de>
665 * fold-const.c (try_move_mult_to_index): Make sure to not
666 overflow one dimension of a multi-dimensional array access.
668 2007-02-04 Jan Hubicka <jh@suse.cz>
670 * passes.c (init_optimization_passes): Reindent.
672 2007-02-04 Jan Hubicka <jh@suse.cz>
673 Eric Botcazou <ebotcazou@adacore.com>
675 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
676 (execute_fixup_cfg): Break out the abnormal goto code.
677 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
678 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
679 (optimize_inline_calls): Call make_nonlocal_label_edges.
681 2007-02-04 Jan Hubicka <jh@suse.cz>
683 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
684 true when something was changed.
685 (rename_ssa_copies): When something was changed, do
686 TODO_remove_unused_locals.
687 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
688 add TODO_remove_unused_locals when instruction was removed.
690 2007-02-04 Jan Hubicka <jh@suse.cz>
692 * ipa-inline.c (try_inline): Improve debug output; work on already
694 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
695 call try_inline for already inlined edges too when flattening;
696 inline also functions that make callee growth but overall unit size
699 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
701 * config/m32c/bitops.md, config/m32c/jump.md,
702 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
703 config/m32r/m32r.h, config/m32r/m32r.md,
704 config/m32r/predicates.md, config/m68hc11/larith.asm,
705 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
706 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
707 config/mips/mips-protos.h, config/mips/mips.c,
708 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
709 config/mn10300/mn10300.h, config/mn10300/predicates.md,
710 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
711 spelling conventions.
713 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
714 Follow spelling conventions.
716 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
718 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
719 warn about C++0x compatibility.
721 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
723 * config/h8300/h8300.c, config/h8300/h8300.h,
724 config/h8300/h8300.md: Follow spelling conventions.
726 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
729 * combine.c (try_combine): Do not substitute source operand
730 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
732 2007-02-03 Jan Hubicka <jh@suse.cz>
734 PR gcov-profile/30650
735 * value-prof.c (stringop_block_profile): Fix handling of size counter;
736 do not divide by zero for never executed counters.
737 (tree_find_values_to_profile): Fix counters.
738 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
740 2007-02-03 Ian Lance Taylor <iant@google.com>
742 * lower-subreg.c (simple_move_operand): New static function,
743 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
745 (simple_move): Call simple_move_operand.
746 (find_decomposable_subregs): Add special handling of MEMs.
747 (can_decompose_p): Rename from cannot_decompose_p. Reverse
748 meaning of return value. If we see a hard register, test whether
749 it can store a word_mode value. Change all callers.
751 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
753 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
754 ftrapv insns and expanders.
755 (subdi3): Change define_expand operand 1 to arith11_operand, and
756 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
757 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
758 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
762 * varasm.c (notice_global_symbol): Treat global objects as weak when
765 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
767 * emit-rtl.c (dconstpi): Delete.
769 (init_emit_once): Delete dconstpi and init dconstsqrt2.
770 * real.h (dconstpi): Delete.
772 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
773 (fold_builtin_hypot): Likewise.
775 2007-02-03 Tom Tromey <tromey@redhat.com>
778 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
779 -gcoff3, -gxcoff3, -gvms3 implies -dD.
781 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
783 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
784 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
785 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
786 config/rs6000/cell.md, config/rs6000/darwin.h,
787 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
788 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
789 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
790 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
791 typos. Follow spelling conventions.
792 * doc/invoke.texi: Follow spelling conventions.
794 2007-02-03 Roger Sayle <roger@eyesopen.com>
796 * simplify-rtx.c (simplify_relational_operation_1): Implement some
797 canonicalization transformations that attempt to simplify integer
798 constant comparisons to become comparisons against zero.
800 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
802 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
804 * fold-const.c (fold_binary): Fix comment typos. Fold complex
805 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
807 2007-02-02 Mike Stump <mrs@apple.com>
809 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
810 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
811 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
812 generate a branch island.
814 2007-02-02 Bob Wilson <bob.wilson@acm.org>
816 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
817 (xtensa_legitimate_address_p): New.
818 (xtensa_legitimize_address): New.
819 (xtensa_output_addr_const_extra): New.
820 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
822 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
823 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
824 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
825 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
826 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
827 (xtensa_legitimize_address): New.
828 (xtensa_output_addr_const_extra): New.
830 2007-02-02 Steve Ellcey <sje@cup.hp.com>
832 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
834 2007-02-02 Ian Lance Taylor <iant@google.com>
836 * expmed.c (expand_divmod): Add comment.
838 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
840 * emit-rtl.c (renumber_insns): Remove.
841 * flags.h: Remove the extern for flag_renumber_insns.
842 * rtl.h: Remove the prototype for renumber_insns.
843 * toplev.c (flag_renumber_insns): Remove.
845 2007-02-02 Hui-May Chang <hm.chang@apple.com>
847 Revert for x86 darwin:
848 2005-06-19 Uros Bizjak <uros@kss-loka.si>
850 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
851 code before the following patch under TARGET_MACHO.
852 (ix86_function_value_regno_p): Likewise.
854 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
856 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
859 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
862 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
863 general or fp registers. Add comments.
864 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
866 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
868 * pointer-set.c (insert_aux): Only return insertion slot.
869 (pointer_set_insert): Adjust.
870 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
871 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
872 pointer_map_traverse): New.
873 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
874 pointer_map_create, pointer_map_destroy, pointer_map_insert,
875 pointer_map_contains, pointer_map_traverse): Declare.
877 2007-02-02 Jakub Jelinek <jakub@redhat.com>
880 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
881 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
883 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
885 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
887 (struct _dep): New type.
888 (dep_t): New typedef.
889 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
890 (DEP_STATUS): New access macro. The macro with the same name was
891 renamed to DEP_LINK_STATUS.
892 (dep_init): Declare function
894 (struct _dep_link): New type.
895 (dep_link_t): New typedef.
896 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
897 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
898 (DEP_LINK_STATUS): New macro.
899 (debug_dep_links): New debug function.
901 (struct _deps_list): New type.
902 (deps_list_t): New typedef.
903 (DEPS_LIST_FIRST): New access macro.
904 (FOR_EACH_DEP_LINK): New cycle macro.
905 (create_deps_list, free_deps_list, delete_deps_list): Declare
907 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
908 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
909 (copy_deps_list_change_con): Ditto.
911 (move_dep_link): Declare function.
913 (struct _dep_node): New type.
914 (dep_node_t): New typedef.
915 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
917 (struct haifa_insn_data.back_deps): New field to hold backward
918 dependencies of the insn.
919 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
921 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
922 Change its type to deps_list_t.
923 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
924 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
925 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
927 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
929 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
931 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
935 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
936 (ds_to_dk, dk_to_ds): New functions.
938 (init_dep_1): New static function.
939 (init_dep): New function.
940 (copy_dep): New static function.
942 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
944 (detach_dep_link): New static function.
945 (move_dep_link): New function.
947 (dep_links_consistent_p, dump_dep_links): New static functions.
948 (debug_dep_links): New debugging function.
950 (deps_obstack, dl_obstack, dn_obstack): New static variables.
952 (alloc_deps_list, init_deps_list): New static functions.
953 (create_deps_list): New function.
954 (clear_deps_list): New static function.
955 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
956 (deps_list_consistent_p, dump_deps_list): New static functions.
957 (debug_deps_list): New function.
958 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
960 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
962 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
963 use new scheduler dependencies lists.
964 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
965 (sched_analyze): Ditto. Initialize dependencies lists.
966 (add_forw_dep, compute_forward_dependences): Update to use new
967 scheduler dependencies lists.
969 (init_dependency_caches): Init deps_obstack.
970 (free_dependency_caches): Free deps_obstack.
972 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
973 new scheduler dependencies lists.
974 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
975 (add_back_forw_dep, delete_back_forw_dep): Ditto.
977 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
978 Update to use new scheduler dependencies lists.
979 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
980 (debug_dependencies): Ditto.
981 (schedule_region): Update comments.
983 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
984 scheduler dependencies lists.
985 (schedule_ebb): Update comments.
987 * rtl.def (DEPS_LIST): Remove.
989 * lists.c (unused_deps_list): Remove.
990 (free_list): Update assertions.
992 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
993 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
995 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
996 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
998 * haifa-sched.c (comments): Update.
999 (insn_cost1): Remove. Inline the code into insn_cost ().
1000 (insn_cost): Update to use new scheduler dependencies lists. Move
1001 processing of the dependency cost to dep_cost ().
1002 (dep_cost): New function. Use it instead of insn_cost () when
1003 evaluating cost of the dependency. Use compatible interface to
1004 interact with the target.
1005 (priority): Update to use new scheduler dependencies lists.
1006 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
1007 with greater number of insns that depend on the insn.
1008 (schedule_insn): Update to use new scheduler dependencies lists. Add
1009 code to free backward dependencies lists. Inline and optimize code
1010 from resolve_dep () - see PR28071.
1011 (ok_for_early_queue_removal): Update to use new scheduler dependencies
1012 lists. Update call to targetm.sched.is_costly_dependence hook.
1014 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
1015 scheduler dependencies lists.
1017 (resolve_dep): Remove. Move the logic to schedule_insn ().
1018 (init_h_i_d): Initialize dependencies lists.
1020 (process_insn_depend_be_in_spec): Rename to
1021 process_insn_forw_deps_be_in_spec. Update to use new scheduler
1023 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
1024 Update to use new scheduler dependencies lists.
1025 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
1027 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
1028 new scheduler dependencies lists.
1029 (build_intra_loop_deps): Ditto.
1031 * target.h (struct _dep): Declare to use in
1032 gcc_target.sched.is_costly_dependence.
1033 (struct gcc_target.sched.adjust_cost): Fix typo.
1034 (struct gcc_target.sched.is_costly_dependence): Change signature to use
1035 single dep_t parameter instead of an equivalent triad.
1036 (struct gcc_target.sched.adjust_cost_2): Remove.
1038 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
1040 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
1042 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
1044 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
1046 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
1047 (REG_DEP_TRUE): Document.
1049 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
1050 Change signature to correspond to the targetm.sched.adjust_cost hook.
1051 Update use in TARGET_SCHED_ADJUST_COST_2.
1052 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
1053 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
1054 new scheduler dependencies lists.
1055 (ia64_gen_check): Ditto.
1057 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
1060 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
1061 signature to correspond to the targetm.sched.is_costly_dependence hook.
1062 (is_costly_group): Update to use new scheduler dependencies lists.
1064 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
1065 instead of INSN_COST () macro.
1067 2007-02-01 Ian Lance Taylor <iant@google.com>
1069 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
1071 2007-02-01 Guy Martin <gmsoft@gentoo.org>
1073 * pa.md (tp_load): Correct mfctl instruction syntax.
1075 2007-02-01 Geoffrey Keating <geoffk@apple.com>
1077 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
1078 altivec_padding_size calculation on AIX. Improve comment, add
1079 assert to verify that it's right.
1081 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
1084 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
1087 * global.c (global_alloc): Add mising initialization of
1090 2007-02-01 Roger Sayle <roger@eyesopen.com>
1092 * alias.c (init_alias_analysis): Correct whitespace.
1093 * bb-reorder.c (fix_edges_for_rarely_executed_code,
1094 partition_hot_cold_basic_blocks): Likewise.
1095 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1096 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
1097 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1098 fold_builtin_snprintf_chk, fold_builtin_printf,
1099 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
1100 do_mpfr_arg3, do_mpfr_sincos): Likewise.
1101 * cfgcleanup.c (cleanup_cfg): Likewise.
1102 * cfgexpand.c (tree_expand_cfg): Likewise.
1103 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
1104 * function.c (get_next_funcdef_no): Likewise.
1105 * gengtype.c (main): Likewise.
1106 * genmodes.c (main): Likewise.
1107 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
1108 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
1109 * ifcvt.c (noce_emit_move_insn): Likewise.
1110 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
1112 * stor-layout.c (get_best_mode): Likewise.
1113 * tree-ssa-loop-niter.c (get_val_for): Likewise.
1114 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
1115 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
1116 perform_var_substitution, solve_graph): Likewise.
1117 * tree-vrp.c (vrp_finalize): Likewise.
1119 2007-02-01 Ian Lance Taylor <iant@google.com>
1121 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
1122 high part of a paradoxical subreg, return a constant zero.
1124 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
1126 * toplev.c (lang_dependent_init): Call init_set_costs.
1127 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
1129 2007-02-01 Richard Guenther <rguenther@suse.de>
1132 * fold-const.c (fold_negate_expr): Allow negating a
1133 constant if overflow does not change.
1135 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1137 * doc/c-tree.texi (Expression trees): Improve markup.
1138 * doc/tm.texi (Register Classes, Addressing Modes)
1139 (Floating Point): Fix spacing after abbreviations. Fix some
1142 2007-02-01 Ben Elliston <bje@au.ibm.com>
1144 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
1145 * doc/contrib.texi: Likewise.
1146 * doc/install.texi: Likewise.
1148 2007-01-31 Richard Henderson <rth@redhat.com>
1149 Ian Lance Taylor <iant@google.com>
1151 * lower-subreg.c: New file.
1152 * rtl.def (CONCATN): Define.
1153 * passes.c (init_optimization_passes): Add pass_lower_subreg and
1155 * emit-rtl.c (update_reg_offset): New static function, broken out
1156 of gen_rtx_REG_offset.
1157 (gen_rtx_REG_offset): Call update_reg_offset.
1158 (gen_reg_rtx_offset): New function.
1159 * regclass.c: Revert patch of 2006-03-05, restoring
1161 (clear_reg_info_regno): New function.
1162 * dwarf2out.c (concatn_loc_descriptor): New static function.
1163 (loc_descriptor): Handle CONCATN.
1164 * common.opt (fsplit_wide_types): New option.
1165 * opts.c (decode_options): Set flag_split_wide_types when
1167 * timevar.def (TV_LOWER_SUBREG): Define.
1168 * rtl.h (gen_reg_rtx_offset): Declare.
1169 (reg_scan_update): Declare.
1170 * regs.h (clear_reg_info_regno): Declare.
1171 * tree-pass.h (pass_lower_subreg): Declare.
1172 (pass_lower_subreg2): Declare.
1173 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
1174 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
1176 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
1177 * Makefile.in (OBJS-common): Add lower-subreg.o.
1178 (lower-subreg.o): New target.
1180 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
1182 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
1184 2007-01-31 Anatoly Sokolov <aesok@post.ru>
1187 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
1189 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1192 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
1194 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
1196 * cfgloop.h: Include vec-prim.h.
1197 (enum li_flags): Remove LI_ONLY_OLD.
1198 (loop_iterator): Changed.
1199 (fel_next, fel_init): Iterate over loop tree.
1200 (FOR_EACH_LOOP_BREAK): New macro.
1201 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
1203 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
1204 * modulo-sched.c (sms_schedule): Ditto.
1205 * tree-vectorizer.c (vectorize_loops): Ditto.
1206 * doc/loop.texi: Update information on loop numbering and behavior of
1207 FOR_EACH_LOOP wrto new loops.
1208 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
1209 add_to_evolution_1): Test nestedness of loops instead of comparing
1211 * tree-chrec.c (chrec_fold_plus_poly_poly,
1212 chrec_fold_multiply_poly_poly, chrec_evaluate,
1213 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
1214 reset_evolution_in_loop): Ditto.
1215 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
1217 2007-01-31 Dirk Mueller <dmueller@suse.de>
1219 * c-common.c (warn_about_parentheses): Separate warning about
1220 un-parenthized sequence of comparison operators from the one
1221 which is supposed to warn about x <= y <= z.
1223 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
1225 * optabs.h (enum optab_index): Add new OTI_isinf.
1226 (isinf_optab): Define corresponding macro.
1227 * optabs.c (init_optabs): Initialize isinf_optab.
1228 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
1230 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
1231 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
1233 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
1234 expand_builtin_interclass_mathfn.
1235 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
1236 * config/i386/i386.md (UNSPEC_FXAM): New constant.
1237 (fxam<mode>2_i387): New insn pattern.
1238 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
1239 built-in functions as x87 inline asm.
1241 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
1243 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
1245 2007-01-30 Eric Christopher <echristo@apple.com>
1247 * config.gcc: Add geode.
1249 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
1251 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
1252 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
1253 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
1254 value-prof.c: Fix comment typos.
1256 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1259 * doc/invoke.texi (Wpointer-arith): Document warning.
1261 2007-01-30 Janis Johnson
1263 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
1264 the list of discrepancies from the draft TR.
1266 2007-01-30 Dirk Mueller <dmueller@suse.de>
1269 * doc/invoke.texi (-Wreturn-type): Update description to
1272 2007-01-30 Richard Sandiford <richard@codesourcery.com>
1274 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
1276 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
1278 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
1279 to handle optabs that operate on floating point input argument and
1280 output to integer output.
1281 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
1282 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
1283 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
1284 expand_builtin_interclass_mathfn ().
1285 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
1287 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
1288 ilogbl built-in functions as x87 intrinsics.
1290 2007-01-30 Richard Guenther <rguenther@suse.de>
1293 * dwarf2out.c (reference_to_unused): Query varpool if the
1294 variable was output.
1296 2007-01-30 Richard Guenther <rguenther@suse.de>
1299 * passes.c (execute_one_pass): Reset in_gimple_form to not
1300 confuse non-unit-at-a-time mode.
1302 2007-01-29 Roger Sayle <roger@eyesopen.com>
1303 Richard Guenther <rguenther@suse.de>
1305 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
1306 avoid undefined behaviour on overflow. Use force_fit_type_double
1307 to construct the constant with the specified TREE_OVERFLOW.
1309 2007-01-29 Janis Johnson <janis187@us.ibm.com>
1311 * config/dfp-bit.c: Add parameterized support for fp exceptions.
1312 * config/dfp-bit.h: Ditto.
1314 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1316 * c-decl.c (pop_scope): Replace warnings with call to
1317 warn_for_unused_label.
1318 * c-common.h (warn_for_unused_label): Declare.
1319 * c-common.c (warn_for_unused_label): Define.
1321 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1323 * tree-optimize.c (update_inlined_to_pointers): Delete unused
1326 2007-01-29 Janis Johnson <janis187@us.ibm.com>
1328 * Makefile.in (USER_H): Remove decfloat.h.
1329 * ginclude/decfloat.h: Delete, moving contents to ...
1330 * ginclude/float.h: Add support for decimal floating point,
1331 guarded by __STDC_WANT_DEC_FP__.
1333 2007-01-29 Mike Stump <mrs@apple.com>
1335 * doc/gccint.texi (Top): Rename Loop Representation to Loop
1336 Analysis and Representation to resolve case insensitive conflict.
1337 * doc/loop.texi (Loop Analysis and Representation): Likewise.
1339 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
1341 * tree.h (struct tree_memory_tag): Add aliases member.
1342 (MTAG_ALIASES): New macro.
1343 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
1344 (add_may_alias): Remove pointer-set. Update for may_aliases being
1346 (mark_aliases_call_clobbered): Update for may_aliases being a
1348 (compute_tag_properties): Ditto.
1349 (create_partition_for): Ditto.
1350 (compute_memory_partitions): Ditto.
1351 (dump_may_aliases_for): Ditto.
1352 (is_aliased_with): Ditto.
1353 (add_may_alias_for_new_tag): Ditto.
1354 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
1355 (compute_is_aliased): New function.
1356 (compute_may_aliases): Call compute_is_aliased).
1357 (init_alias_info): Initialize alias_bitmap_obstack.
1358 (union_alias_set_into): New function.
1359 (compute_flow_sensitive_aliasing): Use union_aliases_into.
1360 (have_common_aliases_p): Rewrite to take two bitmaps and use
1362 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
1364 (finalize_ref_all_pointers): Update for add_may_alias changes.
1365 (new_type_alias): Ditto.
1366 * tree-flow-inline.h (may_aliases): Return a bitmap.
1367 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
1368 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1369 may_aliases being a bitmap.
1370 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
1371 may_aliases now returns a bitmap.
1372 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
1374 * tree-ssa-operands.c (add_virtual_operand): Update for
1375 may_aliases being a bitmap.
1377 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
1379 PR tree-optimization/30630
1380 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
1381 variable as changed.
1383 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
1386 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
1387 expanded only once even if an error occurs.
1389 2007-01-29 Ben Elliston <bje@au.ibm.com>
1391 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
1392 (__gcov_average_profiler): Likewise.
1393 (__gcov_ior_profiler): Likewise.
1394 (__gcov_merge_ior): Likewise.
1396 2007-01-28 Jan Hubicka <jh@suse.cz>
1398 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
1399 * value-prof.c (stringop_block_profile): Likewise.
1401 2007-01-28 Jan Hubicka <jh@suse.cz>
1403 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
1404 variant handling histograms; add wrapper.
1405 (clear_storage_via_libcall): Export.
1406 (emit_block_move_hints): Break out from ...; add histograms.
1407 (emit_block_move): ... this one.
1408 (clear_storage_hints): Break out from ...; add histograms.
1409 (clear_storage): ... this one.
1410 (set_storage_via_memset): Handle histogram.
1411 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
1412 (clear_storage_hints, clear_storage_via_libcall): Declare.
1413 (set_storage_via_setmem): Update prototype.
1414 * doc/md.texi (movmem, setmem): Document new arguments.
1416 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
1418 (stringop_block_profile): New global function.
1419 (tree_stringops_values_to_profile): Profile block size and alignment.
1420 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
1422 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
1423 (stringop_block_profile): Declare.
1424 * builtins.c: Include value-prof.h.
1425 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
1426 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
1427 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
1428 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
1429 * profile.c (instrument_values): Add new counters.
1430 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
1432 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
1433 (tree_init_edge_profiler): Build new profilers.
1434 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
1435 (pass_tree_profile): Add dump.
1436 (tree_profile_hooks): Update.
1437 * Makefile.in (LIBGCOV): Add new constants.
1438 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
1439 __gcov_ior_profiler): New.
1440 * i386.md (movmem/setmem expanders): Add new optional arguments.
1442 2007-01-28 David Edelsohn <edelsohn@gnu.org>
1444 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
1446 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
1448 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
1449 (tree_unswitch_single_loop): Pass eni_size_weights to
1450 tree_num_loop_insns.
1451 * tree-ssa-loop-manip.c: Include tree-inline.h.
1452 (can_unroll_loop_p): Pass eni_size_weights to
1453 tree_num_loop_insns.
1454 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
1455 Pass eni_size_weights to estimate_num_insns.
1456 * tree.h (init_inline_once): Export.
1457 * toplev.c (backend_init): Call init_inline_once.
1458 * cgraphunit.c (cgraph_process_new_functions,
1459 cgraph_analyze_function): Pass eni_inlining_weights to
1461 * ipa-inline.c (compute_inline_parameters): Ditto.
1462 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
1463 to estimate_num_insns.
1464 (try_unroll_loop_completely): Pass eni_size_weights to
1465 tree_num_loop_insns.
1466 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
1467 ot estimate_num_insns.
1468 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
1469 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
1470 * tree-inline.c (eni_inlining_weights, eni_size_weights,
1471 eni_time_weights): New variables.
1472 (init_inline_once): Initialize them.
1473 (struct eni_data): Mew.
1474 (estimate_num_insns_1, estimate_num_insns): Use weights.
1475 * tree-inline.h (struct eni_weights_d): New.
1476 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
1477 (estimate_num_insns): Declaration changed.
1478 * cfgloop.h (tree_num_loop_insns): Declaration changed.
1479 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
1480 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
1482 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
1484 * tree-data-ref.c (conflict_fn): Assert that the number of affine
1485 relations in the conflict function is valid.
1487 2007-01-27 Ian Lance Taylor <iant@google.com>
1489 * common.opt: Add fstrict-overflow.
1490 * opts.c (decode_options): Set flag_strict_overflow if -O2.
1491 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
1492 (TYPE_OVERFLOW_UNDEFINED): Define.
1493 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
1495 * tree.h (TYPE_TRAP_SIGNED): Don't define.
1496 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
1497 (fold_negate_expr): Likewise.
1498 (make_range): Likewise.
1499 (extract_muldiv_1): Likewise.
1500 (maybe_canonicalize_comparison): Likewise.
1501 (fold_comparison): Likewise.
1502 (fold_binary): Likewise.
1503 (tree_expr_nonnegative_p): Likewise.
1504 (tree_expr_nonzero_p): Likewise.
1505 * tree-vrp.c (compare_values): Likewise.
1506 (extract_range_from_binary_expr): Likewise.
1507 (extract_range_from_unary_expr): Likewise.
1508 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
1510 (nowrap_type_p): Likewise.
1511 * tree-scalar-evolution.c (simple_iv): Likewise.
1512 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
1513 (build_range_check): Likewise.
1514 (extract_muldiv_1): Likewise.
1515 (fold_comparison): Likewise.
1516 * tree-vrp.c (vrp_int_const_binop): Likewise.
1517 (extract_range_from_unary_expr): Likewise.
1518 * convert.c (convert_to_integer): Likewise.
1519 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
1520 (fold_comparison): Likewise.
1521 (fold_binary): Likewise.
1522 * optabs.c (optab_for_tree_code): Likewise.
1523 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
1524 * simplify-rtx.c (simplify_const_relational_operation): Check
1525 flag_strict_overflow and flag_trapv.
1526 (simplify_const_relational_operation): Likewise.
1527 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
1528 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
1531 2007-01-27 Roger Sayle <roger@eyesopen.com>
1533 * tree.c (tree_fold_gcd): Delete.
1534 * tree.h (tree_fold_gcd): Remove prototype.
1535 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
1536 test whether one constant integer is a multiple of another. Instead
1537 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
1538 * fold-const.c (multiple_of_p): We've determined both TOP and
1539 BOTTOM are integer constants so we can call int_const_binop directly
1540 instead of the more generic const_binop.
1542 2007-01-27 Roger Sayle <roger@eyesopen.com>
1544 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
1545 1*X check that the constant hasn't overflowed, to preserve the
1547 (round_up): Provide an efficient implementation when rouding-up an
1548 INTEGER_CST to a power-of-two.
1550 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1552 * doc/sourcebuild.texi: Add comma for clarity.
1553 * doc/extend.texi: Fix some typos.
1554 * doc/passes.texi: Likewise.
1555 * doc/cppinternals.texi: Likewise.
1556 * doc/c-tree.texi: Likewise.
1557 * doc/tree-ssa.texi: Likewise.
1558 * doc/install.texi: Likewise.
1560 2007-01-27 Jan Hubicka <jh@suse.cz>
1562 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
1563 (pass_sra): Do not require alias information.
1564 * passes.c (init_optimization_passes): Add SRA
1566 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
1568 * tracer.c (rest_of_handle_tracer): We already cleaned
1569 up the CFG in tracer() so don't do it here again.
1570 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
1571 cleanup_cfg here, either. And don't call renumber_insns.
1573 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
1574 and BB_HEAD are in the insn stream here. Instead make sure
1575 that BB_INSN is valid on all insns. Also, do check here that
1576 there are no pending branch predictions...
1577 (rtl_verify_flow_info): ...instead of doing it here. Checks
1578 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
1581 2007-01-26 Roger Sayle <roger@eyesopen.com>
1583 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
1584 function to simplify/factorize operand order canonicalization.
1585 (ix86_fixup_binary_operands): Reorganize using the above function.
1586 (ix86_binary_operator_ok): Likewise.
1588 2007-01-27 Jakub Jelinek <jakub@redhat.com>
1590 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
1591 file scope from optimize_attrs.
1592 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
1594 (optimize_attrs): Clear insn_code_values after freeing it.
1596 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
1598 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
1599 a parts.base assignment.
1601 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
1603 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
1604 (compute_subscript_distance, initialize_data_dependence_relation,
1605 finalize_ddr_dependent, analyze_ziv_subscript,
1606 analyze_siv_subscript_cst_affine,
1607 compute_overlap_steps_for_affine_univar,
1608 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1609 analyze_siv_subscript, analyze_miv_subscript,
1610 analyze_overlapping_iterations, subscript_dependence_tester_1,
1611 compute_self_dependence, free_dependence_relation): Work
1612 with affine_fn instead of chrecs.
1613 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
1614 common_affine_function, affine_function_base,
1615 affine_function_constant_p, affine_fn_op, affine_fn_plus,
1616 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
1617 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
1618 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
1619 (all_chrecs_equal_p): Removed.
1620 * tree-data-ref.h (affine_fn, conflict_function): New types.
1621 (struct subscript): Change type of conflicting_iterations_in_a
1622 and conflicting_iterations_in_b.
1624 2007-01-26 Steve Ellcey <sje@cup.hp.com>
1627 * config/pa/pa.h (TARGET_HPUX_11): New.
1628 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
1629 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
1631 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
1632 Richard Guenther <rguenther@suse.de>
1634 * tree-ssa-structalias.c (solve_graph): Handle case
1635 we merged the variable to another.
1637 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1639 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
1642 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
1643 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
1645 2007-01-25 DJ Delorie <dj@redhat.com>
1647 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
1648 allow changes to modes which don't fit in those registers.
1650 * reload1.c (choose_reload_regs): Check for invalid subregs before
1651 computing their locations, not after.
1653 2007-01-25 Geoffrey Keating <geoffk@apple.com>
1656 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
1657 save Altivec registers in an eh_return function.
1658 (compute_vrsave_mask): Likewise.
1659 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
1660 for saving Altivec registers.
1661 (rs6000_emit_prologue): Don't allocate stack twice in
1662 eh_return function. Correct expected value of altivec_save_offset
1663 when using save_world. Describe save of R0 to stack when using
1664 save_world. Describe stack pointer adjustment when using
1665 save_world. Remove duplicated eh_return parameter register saving.
1666 Update sp_offset variable after save_world.
1667 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
1669 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
1670 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
1673 2007-01-25 Steve Ellcey <sje@cup.hp.com>
1675 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
1677 2007-01-25 Steve Ellcey <sje@cup.hp.com>
1680 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
1681 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
1683 2007-01-25 Richard Guenther <rguenther@suse.de>
1685 * doc/invoke.texi (-Wcoverage-mismatch): Document.
1686 * common.opt (-Wcoverage-mismatch): New warning option.
1687 * coverage.c (get_coverage_counts): Ignore coverage mismatch
1688 if -Wcoverage-mismatch is given.
1690 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
1692 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
1693 (ipcp_driver): Change to static definition.
1694 Add dumping of the ifunctions.
1695 (constant_val_insert): Remove unused parameter. Support for SSA.
1696 (ipcp_propagate_const): Support for SSA.
1697 (ipcp_profile_bb_print): Print only analyzed nodes.
1698 (ipcp_replace_map_create): Remove support for Fortran constant
1700 * ipa-prop.c (ipa_method_modify_stmt,
1701 ipa_callsite_compute_param): Support for SSA.
1702 * ipa-prop.h (ipcp_driver): Remove declaration.
1703 (IS_VALID_TREE_MAP_INDEX): Add define.
1705 2007-01-24 Geoffrey Keating <geoffk@apple.com>
1707 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
1709 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1712 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
1713 constant argument to cabs and do it without checking for
1714 -funsafe-math-optimizations.
1716 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
1718 * c-common.h (RID_FIRST_CXX0X): New.
1719 (RID_LAST_CXX0X): New.
1720 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
1722 * c.opt (Wc++0x-compat): New.
1723 * doc/invoke.texi (-Wc++0x-compat): Document.
1725 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1727 * builtins.c (fold_builtin_carg): New.
1728 (fold_builtin_1): Use it.
1730 2007-01-24 Jan Hubicka <jh@suse.cz>
1732 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
1734 * ipa-inline.c (initial_insns, max_insns): Delete.
1735 (compute_max_insns): New function.
1736 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
1737 of insns as base for code growth.
1738 (cgraph_decide_inlining): Make initial_insns local; do not compute
1740 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
1741 * doc/invoke.texi (inline-unit-growth): Update docs.
1743 2007-01-24 Jakub Jelinek <jakub@redhat.com>
1745 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
1746 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
1747 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
1748 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
1749 for CPUs that have PTA_CX16 set.
1752 * gimplify.c (omp_check_private): New function.
1753 (gimplify_scan_omp_clauses): Use it for
1754 firstprivate/lastprivate/reduction.
1757 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
1758 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
1761 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
1762 If lower_lastprivate_clauses emits some statements, append them
1763 to dlist rather than body_p and to body_p append an initializer.
1764 (lower_omp_for): Adjust caller.
1766 2007-01-24 Steve Ellcey <sje@cup.hp.com>
1768 * target.h (globalize_decl_name): New.
1769 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
1770 * output.h (default_globalize_decl_name): New.
1771 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
1773 (globalize_decl): Ditto.
1774 (default_globalize_decl_name): New.
1775 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
1776 (ia64_handle_version_id_attribute): New.
1777 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
1778 (ia64_asm_output_external): Use globalize_decl_name instead
1780 * doc/extend.texi (version_id): New pragma.
1781 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
1783 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1785 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
1786 _uleb128_t and _Unwind_SWord with _sleb128_t.
1787 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
1788 uw_frame_state_for, uw_update_context_1): Likewise.
1789 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
1790 * unwind-pe.h (read_uleb128, read_sleb128,
1791 read_encoded_value_with_base): Likewise.
1792 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
1794 2007-01-24 Richard Guenther <rguenther@suse.de>
1796 * builtins.c (expand_builtin_cexpi): Get the fndecl
1797 for cexp in the correct way.
1799 2007-01-24 Jan Hubicka <jh@suse.cz>
1801 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
1803 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1805 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
1806 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
1807 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
1808 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
1809 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
1810 __SIZEOF_PTRDIFF_T__.
1811 * doc/cpp.texi: Documentation for the new builtin macros added.
1813 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
1815 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
1816 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
1817 instead of operands[2] to avoid access past the end of array.
1819 2007-01-24 Richard Sandiford <richard@codesourcery.com>
1821 * reload1.c (emit_reload_insns): Pass the reload register
1822 for a non-spill output reload through forget_old_reloads_1.
1824 2007-01-23 Joseph Myers <joseph@codesourcery.com>
1826 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1827 _SOFT_DOUBLE if doubles use software floating-point.
1828 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
1829 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
1830 * config/rs6000/darwin-ldouble.c: Also compile functions for
1831 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
1832 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
1833 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
1834 commented-out long double override.
1835 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
1836 * config/rs6000/eabispe.h: Likewise.
1837 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
1838 long double for non-SPE.
1839 (rs6000_handle_option): Likewise.
1840 (invalid_e500_subreg): Disallow more subregs involding DImode,
1841 DFmode, TImode or TFmode.
1842 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
1844 (legitimate_lo_sum_address_p): Also check for TFmode for E500
1846 (rs6000_legitimize_address): Also handle TFmode for E500 double.
1847 (rs6000_legitimize_reload_address): Also handle TFmode for E500
1849 (rs6000_legitimate_address): Also check for TFmode for E500
1851 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
1852 (spe_build_register_parallel): Handle TFmode and TCmode.
1853 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
1855 (function_arg): Handle TFmode and TCmode for E500 double.
1856 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
1858 (print_operand): Handle TFmode and TImode for %y.
1859 (rs6000_generate_compare): Handle TFmode comparisons for E500
1861 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
1862 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
1863 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
1864 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
1865 TFmode for E500 double.
1866 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
1867 (floatsidf2): Enable for E500 double.
1868 (movtf_softfloat): Use rs6000_nonimmediate_operand.
1869 (extenddftf2): Change to extenddftf2_fprs.
1870 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
1871 depending on TARGET_E500_DOUBLE.
1872 (extendsftf2): Enable for E500 double.
1873 (trunctfdf2): Enable for E500 double.
1874 (trunctfsf2): Change to trunctfsf2_fprs.
1875 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
1876 depending on TARGET_E500_DOUBLE.
1877 (floatsitf2): Enable for E500 double.
1878 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
1879 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
1880 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
1881 (negtf2): Change to negtf2_internal.
1882 (negtf2): New expander.
1883 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
1884 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
1885 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
1886 (movdi_internal32): Use rs6000_nonimmediate_operand.
1887 (unnamed splitter): Likewise.
1888 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
1889 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
1890 (SPE64TF, DITI): New mode macros.
1891 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
1894 (frob_<mode>_di_2): New.
1895 (frob_tf_di_8_2): New.
1896 (frob_di_df): Change to frob_di_<mode>; allow more modes.
1898 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
1900 (frob_ti_<mode>_8_2): New.
1901 (frob_ti_tf_2): New.
1902 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
1903 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
1905 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
1906 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
1907 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
1908 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
1909 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
1910 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
1913 2007-01-23 Ian Lance Taylor <iant@google.com>
1915 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
1917 (OBJS-archive): Reformat, alphabetize.
1918 (OBJS): Change out_object_file to OBJS-md.
1920 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
1922 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
1923 JUMP_P and CALL_P predicates where applicable.
1924 * config/i386/i386.c: Ditto.
1925 * config/i386/i386.md: Ditto.
1926 * config/i386/mmx.md: Ditto.
1927 * config/i386/predicates.md: Ditto.
1929 2007-01-22 Andreas Schwab <schwab@suse.de>
1931 * config/m68k/m68k.h: Fix comment.
1933 2007-01-22 Jan Hubicka <jh@suse.cz>
1935 * passes.c (init_optimization_passes): Do not rerun
1936 pass_early_warn_uninitialized.
1938 2007-01-22 Richard Guenther <rguenther@suse.de>
1940 PR tree-optimization/30038
1941 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
1943 (execute_cse_sincos_1): Likewise.
1944 (execute_cse_sincos): Likewise.
1945 (gate_cse_sincos): Likewise.
1946 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
1947 the cexpi() canonicalization of sincos().
1948 * tree-pass.h (pass_cse_sincos): Declare.
1949 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
1951 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1953 PR rtl-optimization/29329
1954 * combine.c (replaced_rhs_insn): Rename to i2mod.
1955 (replaced_rhs_value): Rename to i2mod_new_rhs.
1956 (i2mod_old_rhs): New global variable.
1957 (combine_instructions): Adjust for above change. Save a copy of
1958 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
1959 note are substituted in the second instruction.
1960 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
1961 ditch the note if it pertains to the second eliminated register
1962 and this register is mentioned in i2mod_old_rhs.
1965 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1967 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
1968 the insn to which the note was originally attached.
1970 2007-01-21 Jan Hubicka <jh@suse.cz>
1972 * ipa-inline.c (inlining_mode): Comment, move up.
1973 (cgraph_decide_inlining_incrementally): Do not perform inlining
1974 itself; fix handling of flattening of self recursive functions.
1975 (cgraph_find_cycles): Remove.
1976 (cgraph_flatten_node): Remove.
1977 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
1978 (try_inline): New function.
1979 (cgraph_early_inlining): Update call of
1980 cgraph_decide_inlining_incrementally. Apply inlining here.
1981 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
1983 2007-01-21 Dirk Mueller <dmueller@suse.de>
1986 * tree-vrp.c (check_array_bounds): do not warn
1987 about ADDR_EXPR's of ARRAY_REF's which are immediately
1988 used in binary expressions.
1990 2007-01-21 Ira Rosen <irar@il.ibm.com>
1992 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
1993 read_write_dep and macros for its access.
1994 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
1995 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
1996 argument, call vect_check_interleaving for every independent pair of
1997 data-refs. Mark loads that access the same memory location as a store
1999 (vect_check_dependences): Remove.
2000 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
2001 call, fix the call to vect_analyze_data_ref_dependence.
2002 (vect_analyze_data_ref_access): For statements that access the same
2003 data-ref, check that they are not stores; for loads, check that there
2004 is no store that access the same location.
2006 2007-01-20 Roger Sayle <roger@eyesopen.com>
2007 Joseph Myers <joseph@codesourcery.com>
2009 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
2010 (-fdump-rtl-stack): Likewise.
2011 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
2012 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
2013 (-mpt-fixed): Use @minus{} for minus sign.
2014 (Using Precompiled Headers): Fix under/overfull hbox.
2016 2007-01-20 Jan Hubicka <jh@suse.cz>
2018 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
2019 place within annotation.
2021 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2023 * pa.c (output_move_double): Change array size of xoperands to 4.
2025 2007-01-20 Jan Hubicka <jh@suse.cz>
2027 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
2030 2007-01-19 Ian Lance Taylor <iant@google.com>
2032 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
2033 constant to unsigned HOST_WIDE_INT before negating.
2035 2007-01-19 Ian Lance Taylor <iant@google.com>
2037 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
2039 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
2040 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
2041 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
2042 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
2043 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
2044 (realloc_vdef, realloc_vuse): Change second parameter to
2046 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
2048 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
2049 unsigned. Change x and lim locals to unsigned.
2050 (realloc_vdef, realloc_vuse): Change num_elem parameter to
2052 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
2053 (copy_virtual_operands): Change i and n locals to unsigned.
2055 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2058 * builtins.c (fold_builtin_1): Handle builtin fdim.
2060 2007-01-20 Jan Hubicka <jh@suse.cz>
2062 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
2063 * tree-ssa-structalias.c (compute_points_to_sets): Do call
2064 init_alias_heapvars.
2065 (init_alias_heapvars): Initialize only when not already initialized.
2066 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
2068 2007-01-19 Roger Sayle <roger@eyesopen.com>
2070 * common.opt (fsigned-zeros): New command line option.
2071 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
2072 of flag_unsafe_math_optimizations.
2073 * opts.c (set_fast_math_flags): The -ffast-math command line option
2074 implies -fno-signed-zeros.
2075 (fast_math_flags_set_p): Likewise.
2077 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
2078 the documentation of -ffast-math appropriately. Wrap long lines.
2080 2007-01-19 Steve Ellcey <sje@cup.hp.com>
2082 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
2083 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
2085 2007-01-19 Tomas Bily <tbily@suse.cz>
2087 * cgraphunit.c (cgraph_finalize_function): Updating of pid
2089 (tree_init_ic_make_global_vars): New function
2090 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
2091 (tree_gen_ic_profiler): New function
2092 (tree_gen_ic_func_profiler): New function
2093 (tree_profiling): Added calling of tree_gen_ic_func_profiler
2094 (tree_profile_hooks): Added hook for indirec/virtual calls
2095 * value-prof.c (tree_find_values_to_profile): New case for
2097 (tree_values_to_profile): Call for determining indirect/virtual
2099 (tree_indirect_call_to_profile): New function
2100 (tree_ic_transform): New function
2101 (tree_ic): New function
2102 (find_func_by_pid): New function
2103 (init_pid_map): New function
2104 (tree_value_profile_transformations): Added check for
2105 indirect/virtual call transformation
2106 * value-prof.h (enum hist_type): New counter type for
2107 indirect/virtual calls
2108 (profile_hooks): Added new hook for profiling indirect/virtual
2110 * profile.c (instrument_values): New case for indirect/virtual
2112 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
2113 (GCOV_COUNTER_V_INDIR): New counter type
2114 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
2115 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
2117 * cgraph.c: Definition of cgraph_max_pid
2118 (cgraph_create_node): Default init of pid attribute
2119 * cgraph.h: Declaration of cgraph_max_pid
2120 (struct cgraph_node): Added pid attribute
2121 * libgcov.c (__gcov_indirect_call_profiler): New function
2122 (__gcov_one_value_profiler_body): New function
2123 (__gcov_one_value_profiler): Body was moved to
2124 __gcov_one_value_profiler_body and calls it
2126 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
2128 * doc/gty.texi (Options): Document the mark_hook option to GTY.
2129 * gengtype.c (write_types_data, write_func_for_structure,
2130 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
2131 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
2132 (walk_type, write_func_for_structure): Generate the mark_hook if
2135 2007-01-19 Jan Hubicka <jh@suse.cz>
2137 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
2138 'early' argument take inlining mode argument specifying whether to
2139 inline for size/speeed or all functions; add support for flattening;
2141 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
2143 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2146 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
2147 the name of the declared identifier.
2149 2007-01-19 Dirk Mueller <dmueller@suse.de>
2151 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
2152 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
2153 duplicate evaluation.
2155 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
2157 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
2158 Macroize expander using X87MODEF12 mode macro. Extend operand 1
2159 to XFMode, use acosxf2 and truncate result to requested mode.
2160 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
2161 (asin<mode>2): Similarly, with asin expanders.
2162 (*fscalexf4_i387): Rename from *fscalexf4.
2163 (expNcorexf3): New expander.
2164 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
2165 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
2166 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
2167 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
2168 patterns for SSE math.
2169 (exp10<mode>2): Similarly, with exp10 expanders.
2170 (exp2<mode>2): Similarly, with exp2 expanders.
2171 (expm1<mode>2): Similarly, with expm1 expanders.
2172 (ldexp<mode>3): Similarly, with ldexp expanders.
2173 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
2174 Use gen_truncxf<mode>2_i387_noop to truncate result.
2176 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2178 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
2179 for ColdFire targets.
2181 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
2182 Richard Sandiford <richard@codesourcery.com>
2184 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
2185 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
2186 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
2187 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
2188 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
2189 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
2191 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2193 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
2194 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
2195 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
2196 (*adddi_dilshr32_cf): New pattern.
2197 (adddi3, subdi3): Remove first alternatives.
2199 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2201 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
2202 implemented using move.l, do not use its cc result for floating-point
2205 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2207 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
2208 from accepting 's' constraints if flag_pic.
2210 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2212 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
2213 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
2214 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
2215 condition from TARGET_68881 to TARGET_HARD_FLOAT.
2217 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
2219 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
2220 ColdFire alternatives.
2221 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
2222 * config/m68k/m68k.md (clzsi2): Define for ColdFire
2223 architectures that support ff1 instruction.
2225 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2226 Julian Brown <julian@codesourcery.com>
2228 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
2229 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
2230 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
2233 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2235 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
2237 (output_move_const_into_data_reg, output_move_simode_const): Delete.
2238 * config/m68k/m68k.c (const_method, const_int_cost): Take a
2239 HOST_WIDE_INT instead of an rtx.
2240 (m68k_rtx_costs): Update call accordingly.
2241 (output_move_const_into_data_reg): Likewise. Fix formatting.
2242 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
2244 (output_move_simode_const): Update calls after above changes.
2245 Rework to use automatic variables and predicates like MEM_P.
2246 * config/m68k/m68k.md (pushexthisi_const): Update call to
2249 2007-01-19 Dirk Mueller <dmueller@suse.de>
2251 * tree-ssa-alias.c (perform_var_substitution): Fix typo
2254 2007-01-19 Richard Guenther <rguenther@suse.de>
2256 * builtins.c (expand_builtin_cexpi): Fall back to expanding
2257 via cexp in case sincos is not available.
2259 2007-01-19 Richard Guenther <rguenther@suse.de>
2261 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
2262 * defaults.h (TARGET_HAS_SINCOS): Default to off.
2263 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
2264 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
2265 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
2266 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
2267 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
2268 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
2270 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
2272 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
2274 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
2275 (atan2xf3): Directly generate RTL pattern.
2276 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
2277 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
2278 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
2279 disable patterns for SSE math.
2280 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
2281 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
2282 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
2283 disable patterns for SSE math.
2285 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
2287 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
2289 2007-01-18 Roger Sayle <roger@eyesopen.com>
2291 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
2292 VIEW_CONVERT_EXPR to the same type as it's operand.
2294 2007-01-18 David Edelsohn <edelsohn@gnu.org>
2296 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
2297 configured for long double 128.
2299 2007-01-18 Mike Stump <mrs@apple.com>
2301 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
2304 2007-01-18 Michael Meissner <michael.meissner@amd.com>
2306 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
2309 2007-01-18 Jan Hubicka <jh@suse.cz>
2311 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
2312 greater than NUM_VOP_FREE_BUCKETS.
2314 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
2316 * tree-ssa-structalias.c: Update comments.
2317 (ptabitmap_obstack): Removed.
2319 (oldpta_obstack): Ditto.
2320 (stats): Add a few members.
2321 (struct variable_info): Remove node, complex, address_taken, and
2322 indirect_target members. Add oldsolution member.
2323 (new_var_info): Do not initialize removed members.
2324 (constraint_expr_type): Remove INCLUDES.
2325 (constraint_graph): Add size, implicit_preds, rep,
2326 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
2327 (FIRST_REF_NODE): New macro.
2328 (LAST_REF_NODE): Ditto.
2329 (FIRST_ADDR_NODE): Ditto.
2330 (find): New function.
2332 (dump_constraint): Do not handle INCLUDES.
2333 (insert_into_complex): Do not insert duplicate constraints.
2334 (condense_varmap_nodes): Renamed and rewritten into ...
2335 (merge_node_constraints): This. Also fix bug in handling of
2336 offseted copy constraints.
2337 (clear_edges_for_node): No longer need to deal with preds at all,
2338 or removing associated preds/succs.
2339 (merge_graph_nodes): Deal with indirect_cycles.
2340 Don't deal with predecessors.
2341 (add_implicit_graph_edge): New function.
2342 (add_pred_graph_edge): Ditto.
2343 (add_graph_edge): Don't deal with predecessors.
2344 (build_constraint_graph): Removed.
2345 (build_pred_graph): New function.
2346 (build_succ_graph): Ditto.
2347 (struct scc_info): Removed in_component. Added roots, dfs, and
2348 node_mapping. Remove visited_index, unification_queue.
2349 (scc_visit): Deal with union-find we do now.
2350 Deal with cycles with REF nodes.
2351 (collapse_nodes): Renamed and rewritten to ...
2352 (unify_nodes): This.
2353 (process_unification_queue): Removed.
2354 (topo_visit): Cleanup
2355 (do_da_constraint): Use find.
2356 (do_sd_constraint): Ditto.
2357 (do_ds_constraint): Ditto.
2358 (do_complex_constraint): Ditto.
2359 (init_scc_info): Update for removed and added members.
2360 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
2361 (find_indirect_cycles): This.
2362 (equivalence_class): New variable.
2363 (label_visit): New function.
2364 (perform_variable_substitution): Rewritten.
2365 (free_var_substitution_info): New function.
2366 (find_equivalent_node): Ditto.
2367 (move_complex_constraints): Ditto.
2368 (eliminate_indirect_cycles): Ditto.
2369 (solve_graph): Only propagate changed bits.
2370 Use indirect cycle elimination.
2372 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
2373 (tree_id_eq): Renamed to ...
2374 (tree_vi_eq): This. Update for member change
2375 (insert_id_for_tree): Renamed and rewritten to ...
2376 (insert_vi_for_tree): This.
2377 (lookup_id_for_tree): Renamed and rewritten to ...
2378 (lookup_vi_for_tree): This.
2379 (get_id_for_tree): Renamed and rewritten to ...
2380 (get_vi_for_tree): Ditto.
2381 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
2382 (process_constraint): Don't handle INCLUDES.
2383 Remove special ADDRESSOF case.
2384 (find_func_aliases): Rewrite to use vi functions instead of id
2386 (create_function_info_for): Ditto.
2387 (create_variable_info_for): Ditto.
2388 (intra_create_variable_infos): Ditto.
2389 (merge_smts_into): Ditto.
2390 (find_what_p_points_to): Ditto.
2391 (init_base_vars): Ditto.
2392 (init_alias_vars): Ditto.
2393 (remove_preds_and_fake_succs): New function.
2394 (dump_sa_points_to_info): Dump new stats.
2395 (dump_solution_for_var): Use find.
2396 (set_used_smts): Fix formatting.
2397 (compute_points_to_sets): Updated for new functions.
2398 (ipa_pta_execute): Ditto.
2400 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
2401 Richard Sandiford <richard@codesourcery.com>
2403 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
2405 * calls.c (expand_call): If the return value is a PARALLEL,
2406 extract its first member.
2407 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
2408 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
2409 use FUNCTION_EXTRA_EPILOGUE.
2410 (m68k_function_value): Return a PARALLEL if the return value
2411 is of a pointer type.
2412 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
2413 (FUNCTION_EXTRA_EPILOGUE): Remove.
2414 * config/m68k/m68k.md (D0_REG): New constant.
2416 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
2418 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
2419 output a NOP for empty epilogues.
2421 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2423 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
2424 before function. Extend register save check to include all
2425 registers, not just integer ones.
2427 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
2429 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
2430 (m68k_use_return_insn): ...this.
2431 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
2432 * config/m68k/m68k.c (use_return_insn): Rename to...
2433 (m68k_use_return_insn): ...this.
2434 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
2437 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
2439 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
2440 nearest even, fix denormal rounding overflow.
2442 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2444 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
2445 f%$smove and f%$move.
2446 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
2447 (extendsfdf2_cf): Use fdmove instead of f%&move.
2448 (truncdfsf2_cf): Use fsmove instead of f%$smove.
2449 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
2451 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2453 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
2456 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2458 * real.h (real_format): Add a canonical_nan_lsbs_set field.
2459 (coldfire_single_format): Declare.
2460 (coldfire_double_format): Likewise.
2461 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
2462 of qnan_msb_set to determine the lower bits of a canonical
2464 (encode_ieee_double): Likewise.
2465 (encode_ieee_quad): Likewise.
2466 (ieee_single_format): Initialize canonical_nan_lsbs_set.
2467 (mips_single_format): Likewise.
2468 (ieee_double_format): Likewise.
2469 (mips_double_format): Likewise.
2470 (ieee_extended_motorola_format): Likewise.
2471 (ieee_extended_intel_96_format): Likewise.
2472 (ieee_extended_intel_128_format): Likewise.
2473 (ieee_extended_intel_96_round_53_format): Likewise.
2474 (ibm_extended_format): Likewise.
2475 (mips_extended_format): Likewise.
2476 (ieee_quad_format): Likewise.
2477 (mips_quad_format): Likewise.
2478 (vax_f_format): Likewise.
2479 (vax_d_format): Likewise.
2480 (vax_g_format): Likewise.
2481 (i370_single_format): Likewise.
2482 (i370_double_format): Likewise.
2483 (decimal_single_format): Likewise.
2484 (decimal_double_format): Likewise.
2485 (decimal_quad_format): Likewise.
2486 (c4x_single_format): Likewise.
2487 (c4x_extended_format): Likewise.
2488 (real_internal_format): Likewise.
2489 (coldfire_single_format): New real_format.
2490 (coldfire_double_format): Likewise.
2491 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
2492 canonical_nan_lsbs_set.
2493 (pdp11_d_format): Likewise.
2494 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
2495 if TARGET_COLDFIRE_CPU.
2497 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2499 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
2500 (output_call, m68k_legitimize_call_address): Declare.
2501 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
2502 parenthesees. Add support for a 'W' constraint.
2503 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
2504 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
2505 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
2506 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
2508 (override_options): Initialize them. Do not set flag_no_function_cse
2509 for TARGET_ID_SHARED_LIBRARY.
2510 (m68k_output_pic_call): Delete.
2511 (m68k_legitimize_call_address): New function.
2512 (print_operand): Remove the %o prefix. Handle the %p prefix.
2513 (output_call): New function.
2514 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
2515 target address from the GOT if symbolic jumps are not allowed.
2516 * config/m68k/m68k.md (call, general_operand): Do not set
2517 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
2518 Merge separate flag_pic and !flag_pic define_insns into...
2519 (*call, *call_value): ...these new patterns. Match the address
2520 rather than the containing MEM and require it to be a call_operand.
2521 Use output_call to generate the asm template.
2522 * config/m68k/predicates.md (const_call_operand): New predicate.
2523 (call_operand): Likewise.
2525 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
2527 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
2528 (STACK_GROWS_DOWNWARD): Define to 1.
2529 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
2530 comments, emphasizing that these values are only defaults.
2531 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
2532 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
2534 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2536 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
2538 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
2539 Richard Sandiford <richard@codesourcery.com>
2541 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
2542 (FP_REGNO_P): New macros.
2543 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
2544 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
2545 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
2546 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
2548 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
2550 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
2551 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
2553 * config/m68k/t-floatlib: New file, extracting common code from...
2554 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
2555 * config/m68k/t-uclinux: Here.
2556 * config/m68k/fpgnulib.c: Do not compile extendeed precision
2557 routines on ColdFire targets.
2559 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
2561 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
2562 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
2563 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
2564 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
2565 explicitly set MOTOROLA to 1.
2566 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
2568 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2569 Nathan Sidwell <nathan@codesourcery.com>
2571 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
2572 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
2573 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
2574 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
2575 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
2576 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
2577 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
2578 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
2579 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
2580 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
2581 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
2582 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
2583 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
2584 (DBX_REGISTER_NUMBER): Delete.
2585 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
2586 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
2587 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
2589 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2591 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
2592 * config/flat.h: New file.
2593 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
2595 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
2596 indirect references for -msep-data or -mid-shared-library.
2597 Do not use PC-relative code addresses either.
2598 * config/m68k/m68k.c (override_options): Restrict -fPIC error
2600 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
2601 for shared libraries and crt1.o for executables. Use crti.o and
2603 (ENDFILE_SPEC): Use crtend.o and crtn.o.
2604 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
2605 Do not add -elf2flt or -shared-lib-id options here.
2606 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
2607 Pass -shared-lib-id if -mid-shared-library, taking the library
2608 identifier from -mshared-library-id if given, otherwise
2610 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
2611 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
2612 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
2613 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
2614 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
2615 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
2617 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
2618 jump sequence for ISA A and ISA A+.
2619 (PICJUMP): Likewise.
2621 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2623 * config.gcc (m68k-*-uclinux*): Base the port on the common
2624 and m68k GNU/Linux files rather than on the generic ELF ones.
2625 * config/m68k/uclinux.h (TARGET_VERSION): Override.
2626 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
2628 2007-01-18 Julian Brown <julian@codesourcery.com>
2629 Richard Sandiford <richard@codesourcery.com>
2631 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
2632 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
2633 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
2635 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
2637 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
2639 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2641 * doc/install.texi: Document m68k-uclinuxoldabi.
2642 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
2643 * config/m68k/uclinux-oldabi.h: New file, copied from
2644 config/m68k/uclinux.h.
2646 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
2648 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
2649 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
2650 (m32r_compute_frame_size): Use unsigned for regno.
2651 (m32r_reload_lr): Use gen_frame_mem.
2653 (m32r_output_function_epilogue): Don't output the function epilogue
2655 (m32r_expand_epilogue): New.
2656 (direct_return): Return false if the function has the interrupt
2658 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
2659 * config/m32r/m32r.md (epilogue): New expander.
2660 (return_lr, return_rte): New insns.
2661 (return): Make it expander.
2662 (return_normal): New expander.
2664 2007-01-18 Josh Conner <jconner@apple.com>
2667 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
2668 support for UNLE, UNLT, UNGE, and UNGT.
2670 2007-01-18 Jan Hubicka <jh@suse.cz>
2672 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
2673 * tree-tailcall (add_virtual_phis): Likewise.
2674 (optimize_tail_call): Return TODOs.
2675 (execute_tail_calls): Return TODOs.
2676 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
2677 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
2679 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2680 Cleanup cfg using TODO.
2681 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
2682 * passes.c (execute_function_todo): When cleanup did something, remove
2684 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
2685 (make_edges): Don't cleanup_cfg.
2687 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
2689 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
2690 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
2691 operate on the top of stack.
2692 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
2693 register handling of instructions that output to the second
2695 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
2696 (move_for_stack_reg): Special-case check for dead destination
2697 stack slot for constant load of 1.0 inside UNSPEC_TAN.
2699 * config/i386/i386.md (UNSPEC_TAN): New constant.
2700 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
2701 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
2702 to correctly model move of constant 1.0 to top stack slot.
2703 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
2704 (unnamed peephole2 pattern): Remove corresponding peephole2
2705 pattern that optimizes tan insn and loading of constant 1.0.
2706 (tanxf2): Use fptanxf4_i387.
2707 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
2708 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
2709 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
2710 disable patterns for SSE math.
2711 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
2712 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
2714 2007-01-18 Dirk Mueller <dmueller@suse.de>
2715 Richard Guenther <rguenther@suse.de>
2718 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
2719 * common.opt (Warray-bounds): Add new warning option.
2720 * c-opts.c (c_common_handle_option): Define -Warray-bounds
2722 * Makefile.in: make tree-vrp.o depend on toplev.h
2723 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
2725 (check_array_refs, check_array_bounds, check_array_ref): New.
2727 2007-01-18 Jan Hubicka <jh@suse.cz>
2729 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
2730 (execute_ssa_ccp): Return flags conditionally.
2731 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
2733 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
2735 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
2737 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
2738 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
2740 * Makefile.c (GTFILES): Add cfglayout.h.
2741 * gengtype.c (open_base_files): Likewise.
2742 * cfglayout.c (cfg_layout_function_footer,
2743 cfg_layout_function_header) Reindent to make gengtype happy.
2744 * cfglayout.h (cfg_layout_function_footer,
2745 cfg_layout_function_header): Add GTY(()) marker.
2747 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
2749 2007-01-18 Ben Elliston <bje@au.ibm.com>
2751 * genautomata.c (write_automata): Include xstrerror output in the
2752 error message if writing the DFA description file fails.
2754 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
2756 * config/mips/mips-protos.h (mips_output_external): Make it
2758 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
2759 * config/mips/mips.c (irix_output_external_libcall): Likewise.
2760 (extern_list): Likewise.
2761 (extern_head): Likewise.
2762 (TARGET_ASM_FILE_END): Likewise.
2763 (mips_file_end): Likewise.
2764 (mips_output_external): Rewritten.
2766 2007-01-18 Ben Elliston <bje@au.ibm.com>
2768 * genpreds.c (write_insn_preds_c): Only write out the function
2769 body for regclass_for_constraint if we have register constraints.
2771 2007-01-17 Tom Tromey <tromey@redhat.com>
2773 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
2774 * doc/install.texi (Testing): Use sourceware.org.
2775 (Binaries): Likewise.
2776 (Specific): Likewise.
2777 * doc/contrib.texi (Contributors): Use sourceware.org.
2779 2007-01-17 Anatoly Sokolov <aesok@post.ru>
2781 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
2782 (AVR_ENHANCED): Rename to ...
2783 (AVR_HAVE_MUL): ... new.
2784 (avr_enhanced_p): Rename to ...
2785 (avr_have_mul_p): ... new.
2786 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
2787 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
2788 * config/avr/avr.c (avr_enhanced_p): Rename to ...
2789 (avr_have_mul_p): ... new.
2790 (base_arch_s): Rename 'enhanced' to 'have_mul'.
2791 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
2792 'avr_enhanced_p' and 'enhanced'.
2793 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
2794 AVR_HAVE_MUL instead of AVR_ENHANCED.
2795 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
2796 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
2797 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
2798 instead of AVR_ENHANCED.
2799 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
2800 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
2801 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
2803 2007-01-17 Ian Lance Taylor <iant@google.com>
2805 * vec.h (VEC_reserve_exact): Define.
2806 (vec_gc_p_reserve_exact): Declare.
2807 (vec_gc_o_reserve_exact): Declare.
2808 (vec_heap_p_reserve_exact): Declare.
2809 (vec_heap_o_reserve_exact): Declare.
2810 (VEC_OP (T,A,reserve_exact)): New static inline function, three
2812 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
2814 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
2815 (VEC_OP (T,A,copy)) [all versions]: Likewise.
2816 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
2817 * vec.c (calculate_allocation): Add exact parameter. Change all
2819 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
2820 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
2821 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
2822 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
2823 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
2824 (vec_heap_p_reserve_exact): New function.
2825 (vec_heap_o_reserve_exact): New function.
2827 2007-01-17 Jan Hubicka <jh@suse.cz>
2829 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
2831 2007-01-17 Eric Christopher <echristo@apple.com>
2833 * config.gcc: Support core2 processor.
2835 2007-01-16 Jan Hubicka <jh@suse.cz>
2837 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
2838 the names, just unlink the chain so we don't crash on dangling pointers
2841 2007-01-16 Jan Hubicka <jh@suse.cz>
2843 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
2844 * tree-pass.h: Reorder to make IPA passes appear toegher.
2845 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
2846 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
2847 parameters, do not call early inliner.
2848 * ipa-inline.c: Update comments. Include tree-flow.h
2849 (cgraph_decide_inlining): Do not compute inlining parameters.
2850 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
2851 be called with function context set up.
2852 (pass_ipa_inline): Remove unreachable functions before pass.
2853 (cgraph_early_inlining): Simplify assuming to be called from the
2855 (pass_early_inline): New pass.
2856 (cgraph_gate_ipa_early_inlining): New gate.
2857 (pass_ipa_early_inline): Turn into simple wrapper.
2858 (compute_inline_parameters): New function.
2859 (gate_inline_passes): New gate.
2860 (pass_inline_parameters): New pass.
2861 (apply_inline): Move here from tree-optimize.c
2862 (pass_apply_inline): New pass.
2863 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
2865 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
2867 (tree_function_versioning): Do not allocate dummy struct function.
2868 * tree-inline.h (optimize_inline_calls): Update prototype.
2869 * tree-optimize.c (execute_fixup_cfg): Export.
2870 (pass_fixup_cfg): Remove
2871 (tree_rest_of_compilation): Do not apply inlines.
2872 * tree-flow.h (execute_fixup_cfg): Declare.
2873 * Makefile.in (gt-passes.c): New.
2874 * passes.c: Include gt-passes.h
2875 (init_optimization_passes): New passes.
2876 (nnodes, order): New static vars.
2877 (do_per_function_toporder): New function.
2878 (execute_one_pass): Dump current pass here.
2879 (execute_ipa_pass_list): Don't dump current pass here.
2881 2007-01-16 Janis Johnson <janis187@us.ibm.com>
2883 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
2884 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
2886 2007-01-16 David Edelsohn <edelsohn@gnu.org>
2888 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
2889 (strong_alias): Define.
2890 (__gcc_qmul): Provide non-FMA for soft-float.
2896 (__gcc_qunord): New.
2906 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
2907 soft-float functions.
2908 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
2909 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
2910 about long double soft float.
2912 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
2913 Tehila Meyzels <tehila@il.ibm.com>
2915 * tree-vectorizer.h (is_pattern_stmt_p): New.
2916 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
2917 formatting (tabs instead of spaces). Cleanup and clarify setting
2918 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
2919 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
2920 (vectorizable_type_demotion): Check that types are integral.
2921 (vectorizable_type_promotion): Likewise.
2922 (vectorizable_store): Fix typo. Eliminate new-line at end of
2925 2007-01-16 Jan Hubicka <jh@suse.cz>
2927 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
2930 2007-01-15 Eric Christopher <echristo@apple.com>
2932 * ifcvt.c: Include vec.h, vecprim.h.
2933 (check_cond_move_block): New argument regs.
2934 Reorganize. Add registers used to regs.
2935 (cond_move_process_if_block): Use regs set above as
2938 2007-01-15 Eric Christopher <echristo@apple.com>
2940 * config/darwin.h: Update copyright.
2941 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
2942 (LINK_COMMAND_SPEC): Add -u.
2943 (LINK_SPEC): Fix umbrella for above.
2945 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
2947 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
2950 2007-01-15 Tom Tromey <tromey@redhat.com>
2952 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
2953 * doc/install.texi (Testing): Don't mention jacks.
2954 (Configuration): Document --enable-java-maintainer-mode. Move
2955 --with-java-home to libgcj-specific section. Document
2957 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
2959 2007-01-15 Jan Hubicka <jh@suse.cz>
2961 * tree-ssa-dce.c (DCE_TODOs): New.
2962 (propagate_necessity): Return if something changed.
2963 (eliminate_unnecessary_stmts): Likewise.
2964 (perform_tree_ssa_dce): Return TODO flags when needed.
2965 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
2967 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
2969 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
2970 (fyl2x_extend<mode>xf3_i387): New insn pattern.
2971 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
2972 patterns using X87MODEF12 mode macro. Extend operand 1
2973 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
2974 (log10<mode>2): Ditto.
2975 (log2<mode>2): Ditto.
2976 (log1p<mode>2): Ditto.
2977 (logb<mode>2): Ditto.
2978 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
2979 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
2980 (*fxtractxf3_i387): Rename from *fxtractxf3.
2981 (fxtract_extend<mode>xf3_i387): New insn pattern.
2982 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
2983 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
2984 and gen_fyl2xxf3_i387().
2986 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
2988 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
2989 * cfgloopmanip.c (fix_loop_placement): Made static. Use
2990 get_loop_exit_edges. Changed return type to bool.
2991 * cfgloop.h (fix_loop_placement): Declaration removed.
2993 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
2995 * param.h (MIN_VECT_LOOP_BOUND): New.
2996 * params.def (MIN_VECT_LOOP_BOUND): New.
2997 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
2998 argument - minimum threshold for number of iterations.
2999 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
3000 argument to declaration.
3001 * tree-vect-analyze.c (vect_analyze_operations): Check value of
3002 MIN_VECT_LOOP_BOUND.
3003 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
3004 slpeel_tree_peel_loop_to_edge with additional argument.
3005 (vect_do_peeling_for_alignment): Likewise.
3006 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
3008 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
3011 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
3014 2007-01-14 Jan Hubicka <jh@suse.cz>
3016 * tree-dfa.c (remove_referenced_var): New function.
3017 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
3018 prune referenced vars list too.
3019 * tree-flow.h (remove_referenced_var): Declare.
3021 2007-01-14 Jan Hubicka <jh@suse.cz>
3023 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
3025 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
3026 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
3027 * except.h (verify_eh_throw_table_statements): Kill prototype.
3028 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
3029 into call exrepssions.
3030 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
3032 * tree-cfg.c: Include pointer-set.h.
3033 (verify_node_sharing): Work on pointer set.
3034 (verify_eh_throw_stmt_node): New.
3035 (verify_stmts): Use pointers sets, verify throw_stmt.
3037 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
3039 * ipa-reference.c (analyze_function): Consider also addresses taken
3042 2007-01-12 Roger Sayle <roger@eyesopen.com>
3044 * c-typeck.c (null_pointer_constant_p): Replace use of
3045 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
3046 (build_c_cast): Likewise.
3048 2007-01-12 Roger Sayle <roger@eyesopen.com>
3050 * tree.h (force_fit_type_double): Remove unused final argument.
3051 * c-common.c (constant_expression_warning): Replace use of
3052 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
3053 (convert_and_check): Likewise.
3054 (shorten_compare): Update call to force_fit_type_double.
3055 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
3056 * convert.c (convert_to_pointer): Update call to
3057 force_fit_type_double.
3058 * fold-const.c (force_fit_type_double): Remove overflowed_const
3060 (int_const_binop, fold_convert_const_int_from_int,
3061 fold_convert_const_int_from_real, fold_div_compare,
3062 fold_sign_changed_comparison, fold_unary, fold_negate_const,
3063 fold_abs_const, fold_not_const): Remove the final argument from
3064 calls to force_fit_type_double.
3066 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3068 * configure.ac: Set insn to "nop" for spu-*-* also.
3069 * configure: Regenerate.
3071 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
3073 * builtins.def : Add BUILT_IN_FREE.
3075 2007-01-12 Jan Hubicka <jh@suse.cz>
3077 PR tree-optimization/30443
3078 * tree-inline.c (tree_function_versioning): Do not optimize when
3079 cloning for inlining.
3081 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
3083 * doc/loop.texi: Document recording of loop exits.
3084 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
3085 (update_single_exits_after_duplication,
3086 update_single_exit_for_duplicated_loop,
3087 update_single_exit_for_duplicated_loops): Removed.
3088 (duplicate_loop_to_header_edge): Do not call
3089 update_single_exits_after_duplication and
3090 update_single_exit_for_duplicated_loops.
3091 (loop_version): Do not update single_exit information.
3092 (fix_loop_structure): Use record_loop_exits instead of
3093 mark_single_exit_loops.
3094 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
3095 the lists of loop exits.
3096 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
3097 split_edge, merge_blocks): Update the lists of loop exits.
3098 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
3099 loop_optimizer_init.
3100 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
3101 of mark_single_exit_loops.
3102 (loop_optimizer_finalize): Call release_recorded_exits.
3103 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
3104 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
3105 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
3106 update single exit information.
3107 * lambda-code.c (perfect_nestify): Ditto.
3108 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
3109 (mark_single_exit_loops): Removed.
3110 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
3111 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
3112 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
3114 (get_loop_exit_edges, single_exit): Use recorded exit lists.
3115 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
3116 (verify_loop_structure): Verify consistency of the exit lists.
3117 (flow_loops_find): Use alloc_loop. Initialize exits hash.
3118 (set_single_exit): Removed.
3119 * cfgloop.h (struct loop_exit): New function.
3120 (struct loop): single_exit_ field replaced by exits field.
3121 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
3122 (struct loops): Added exits hash.
3123 (mark_single_exit_loops, set_single_exit): Declaration removed.
3124 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
3126 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3128 * doc/invoke.texi: Avoid use of @headitem.
3130 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3132 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
3134 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3136 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
3139 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
3140 Richard Sandiford <richard@codesourcery.com>
3142 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
3143 * config/m68k/m68k.opt: Resort options.
3144 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
3146 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
3147 Richard Sandiford <richard@codesourcery.com>
3149 * doc/invoke.texi: Document the macros that are defined by
3150 m68k's -mtune and -mhard-float options.
3151 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
3152 (m68k_cpp_cpu_family): Likewise.
3153 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
3154 of __ucfv*__ macros. Define __mcffpu__ if generating code for
3155 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
3156 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
3157 (m68k_cpp_cpu_family): Likewise.
3159 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3161 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
3162 macros besides mc68000 as tuning macros. Use a switch statement
3163 to set them and mcpu32.
3165 2007-01-12 Julian Brown <julian@codesourcery.com>
3167 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
3168 (TARGET_68040_ONLY): Rename to...
3169 (TARGET_68040): ...this.
3170 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
3171 * config/m68k/m68k.md: Likewise.
3173 2007-01-12 Julian Brown <julian@codesourcery.com>
3174 Nathan Sidwell <nathan@codesourcery.com>
3175 Richard Sandiford <richard@codesourcery.com>
3177 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
3178 the -mcpu= argument associated with the --with-cpu setting.
3179 Define M68K_DEFAULT_TUNE to the default -mtune= option,
3180 if different from the one implied by the -mcpu setting.
3181 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
3182 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
3183 * doc/invoke.texi: Mention ColdFire in the introduction to the
3184 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
3185 -mno-div and -mhard-float options. Make -m68881 a synonym for
3186 -mhard-float. Document the previously-undocumented -m5206e,
3187 -m528x, -m5307 and -m5407 options. Tweak the existing option
3188 documentation for consistency.
3189 * doc/install.texi: Mention new --with-cpu arguments.
3190 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
3191 default CPU if neither -mcpu nor -march are specified.
3192 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
3193 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
3194 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
3195 using m68k_tune to decide between families that implement the
3196 same ISA. Use m68k_tune to set __mcfv4e__.
3197 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
3198 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
3199 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
3200 (FL_ISA_C, FL_ISA_MMU): New macros.
3201 (MASK_COLDFIRE): Delete.
3202 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
3203 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
3204 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
3205 (TARGET_HARD_FLOAT): Do not define here.
3206 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
3207 (TUNE_68000): New macro.
3208 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
3209 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
3210 (TUNE_CFV2): Redefine in terms of m68k_tune.
3211 (uarch_type, target_device, fpu_type): New enums.
3212 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
3213 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
3214 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
3215 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
3216 (FL_FOR_isa_c): New macros.
3217 (m68k_isa): New enum.
3218 (m68k_target_selection): New structure.
3219 (all_devices, all_isas, all_microarchs): New tables.
3220 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
3221 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
3222 (MASK_ALL_CPU_BITS): Delete.
3223 (m68k_find_selection): New function.
3224 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
3225 Map the legacy target options to a combination of the new ones.
3226 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
3227 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
3228 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
3230 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
3231 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
3233 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
3234 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
3235 * config/m68k/m68k-devices.def: New file.
3237 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3238 Nathan Sidwell <nathan@codesourcery.com>
3240 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
3241 (SUBTARGET_EXTRA_SPECS): New macros.
3242 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
3243 use %(asm_cpu_spec) instead.
3244 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
3245 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
3246 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
3247 (EXTRA_SPECS): Rename to...
3248 (SUBTARGET_EXTRA_SPECS): ...this.
3250 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
3251 Richard Sandiford <richard@codesourcery.com>
3252 Julian Brown <julian@codesourcery.com>
3254 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
3255 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
3256 to the configuration's default CPU.
3257 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
3258 Remove default masks.
3259 (m680[012]0-*-*): Set the default with_cpu to the first part of
3261 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
3262 (m68k*-*-linux): Extend the --with-cpu handling to...
3263 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
3264 and m68010. Don't set target_cpu_default2.
3265 * doc/install.texi: Document --with-cpu for m68k.
3266 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
3267 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
3268 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
3269 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
3270 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
3271 (ASM_SPEC): Remove use of %(asm_cpu_default).
3272 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
3273 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
3274 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
3275 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
3276 __HAVE_FPU__ if TARGET_HARD_FLOAT.
3277 (TARGET_DEFAULT): Delete.
3278 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
3279 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
3280 (CPP_CPU_SPEC): Delete.
3281 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
3282 the appropriate string.
3283 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
3284 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
3285 (ASM_SPEC): Don't use %(asm_default_spec).
3286 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
3287 TARGET_DEFAULT and add MASK_68881.
3288 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
3290 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3292 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
3293 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
3294 MASK_68010 alongside MASK_68020.
3295 * doc/invoke.texi: Document -m68010.
3296 * config/m68k/m68k.opt (m68010): New.
3297 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
3299 (TUNE_68010): New macro.
3300 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
3301 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
3302 (M68K_CPU_m68332): Add MASK_68010.
3303 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
3304 fallback definition.
3305 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
3307 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
3308 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
3309 to all entries that use MASK_68020.
3310 (output_move_simode_const, output_move_himode, output_move_qimode)
3311 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
3312 instead of TARGET_68020 to select clr behavior. Remove comment
3313 about there being no TARGET_68010.
3314 * config/m68k/m68k.md: Likewise throughout.
3316 2007-01-12 Julian Brown <julian@codesourcery.com>
3318 * config/m68k/m68k.h (TARGET_ISAB): New macro.
3319 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
3320 * config/m68k/m68k.md: Likewise.
3322 2007-01-12 Julian Brown <julian@codesourcery.com>
3324 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
3325 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
3327 2007-01-12 Julian Brown <julian@codesourcery.com>
3329 * config/m68k/m68k.h (TUNE_68040_60): New macro.
3330 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
3331 * config/m68k/m68k.md: Likewise.
3333 2007-01-12 Julian Brown <julian@codesourcery.com>
3334 Richard Sandiford <richard@codesourcery.com>
3336 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
3337 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
3338 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
3340 (TARGET_CPU32): Rename to...
3341 (TUNE_CPU32): ...this.
3342 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
3343 (TUNE_CFV2): New macros.
3344 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
3345 remove conditions that are implied by TARGET_68020.
3346 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
3347 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
3348 (m68k_output_function_epilogue): Likewise.
3349 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
3350 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
3351 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
3352 non-68000 timings. Refactor multiplication and division costs.
3353 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
3354 TUNE_CPU32 instead of TARGET_CPU32.
3355 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
3356 and TUNE_68060 instead of TARGET_68060.
3357 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
3358 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
3360 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
3361 && !TARGET_COLDFIRE" to choose between moveq and clr.
3362 Likewise in the unnamed movsf pattern.
3363 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
3364 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
3367 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3369 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
3370 of tabbing before backslashes.
3372 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3374 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
3375 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
3376 (ASM_OUTPUT_INTERNAL_LABEL): Define.
3378 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3380 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
3381 find_interesting_uses_cond.
3382 (find_interesting_uses_cond): Use extract_cond_operands.
3383 (rewrite_use_compare): Use extract_cond_operands and
3384 force_gimple_operand_bsi. Do not call update_stmt.
3385 (determine_use_iv_cost_condition): Use extract_cond_operands.
3386 Return cheaper of using original bound and changing the exit bound.
3388 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3390 PR tree-optimization/29516
3391 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
3392 most_expensive_mult_to_index, addr_to_parts,
3393 create_mem_ref, maybe_fold_tmr): Make the type of
3394 fields of TARGET_MEM_REF sizetype.
3395 (move_fixed_address_to_symbol, move_pointer_to_base):
3397 * tree.def (TARGET_MEM_REF): Add comment on types of
3400 2007-01-11 Joseph Myers <joseph@codesourcery.com>
3402 * c-common.c (vector_types_convertible_p): Treat opaque types as
3403 always convertible if they have the same size, but not otherwise.
3405 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
3407 * ifcvt.c (struct noce_if_info): Add comments to the fields.
3408 Remove the b_unconditional field.
3409 (noce_try_sign_mask): Do not look at b_unconditional.
3410 (noce_process_if_block): Do not use merge_if_blocks. Update
3411 the CFG here. Do not set b_unconditional.
3412 (cond_move_process_if_block): Likewise.
3413 (find_cond_trap): Likewise.
3414 (check_cond_move_block): Require simple jump insns at the end
3417 2007-01-11 Jan Hubicka <jh@suse.cz>
3419 PR tree-optimization/1046
3420 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
3421 when alias info is not ready.
3422 (pass_tail_recursion): Do not require aliasing.
3423 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
3424 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
3425 * tree-ssa-copy.c (pass_copy_prop): Likewise.
3426 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
3427 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
3428 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
3429 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
3431 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
3432 When aliasing is not build, mark statement as volatile.
3434 2007-01-11 Tom Tromey <tromey@redhat.com>
3436 PR preprocessor/15185, PR preprocessor/20989:
3437 * doc/cppopts.texi <-MT>: Update description of algorithm for
3438 computing default target.
3439 <-M, -MD>: Reword "basename" text.
3441 2007-01-11 Roger Sayle <roger@eyesopen.com>
3443 * builtins.c (expand_builtin_pow, expand_builtin_powi,
3444 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
3445 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3446 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
3447 fold_builtin_bswap, real_constp, fold_builtin_pow,
3448 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
3449 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
3450 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
3451 * convert.c (convert_to_pointer): Likewise.
3452 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
3453 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
3454 const_binop, fold_convert_const_int_from_int,
3455 fold_convert_const_int_from_real,
3456 fold_convert_const_real_from_real, sign_bit_p,
3457 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
3458 fold_sign_changed_comparison, fold_unary, fold_comparison,
3459 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
3460 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
3461 * print-tree.c (print_node_brief, print_node): Likewise.
3462 * stor-layout.c (place_field, layout_type): Likewise.
3463 * tree-chrec.c (keep_cast): Likewise.
3464 * tree.c (build_vector, build_real, build_real_from_int_cst,
3465 build_complex): Likewise.
3467 2007-01-11 Roger Sayle <roger@eyesopen.com>
3469 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
3470 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
3472 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
3474 * configure.ac (strict1_warn): Rename to strict_warn.
3475 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
3476 cc_set_by_configure, quoted_cc_set_by_configure,
3477 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
3478 all_boot_languages, all_stagestuff): Remove.
3479 (target_list): Remove bootstrap targets.
3480 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
3481 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
3482 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
3483 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
3484 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
3485 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
3486 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
3487 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
3488 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
3489 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
3490 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
3491 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
3492 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
3493 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
3494 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
3495 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
3496 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
3497 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
3498 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
3499 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
3500 (mostlyclean): Adjust.
3501 (clean, distclean): Don't mention bootstrap stuff.
3502 * configure: Regenerate.
3503 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
3504 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
3505 treelang/config-lang.in (stagestuff): Remove.
3506 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
3507 stageprofile, stagefeedback, stagestuff): Remove mention.
3509 2007-01-11 Nick Clifton <nickc@redhat.com>
3511 * config/mcore/predicates.md (mcore_general_movesrc_operand):
3513 (mcore_general_movdst_operand): Do not accept CONST_INTs.
3514 (mcore_arith_K_S_operand): Run the test for the S constraint not
3515 the test for the M constraint.
3516 (mcore_addsub_operand): Do not accept integer values that are
3517 larger than 32 bits.
3518 * config/mcore/mcore.md: Remove unused constraints from split.
3519 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
3521 (allocate_stack): Likewise.
3522 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
3523 operands to 32 bits.
3524 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
3526 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
3527 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
3528 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
3529 mcore_output_bclri, mcore_output_andn, output_inline_const,
3530 mcore_output_move, mcore_output_movedouble): Likewise.
3531 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
3532 (output_inline_const): Likewise.
3533 (output_inline_const): Fix format strings used in sprintf
3535 * config/mcore/mcore-protos.h: Update prototypes for changed
3536 functions in mcore.c.
3537 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
3538 HOST_WIDE_INT and not int.
3539 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
3540 CONST_OK_FOR_N): Likewise.
3541 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
3542 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
3545 2007-01-10 Jan Hubicka <jh@suse.cz>
3547 * tree-vrp.c (remove_range_assertions): Release defs.
3548 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
3549 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
3551 2007-01-10 Paul Brook <paul@codesourcery.com>
3553 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
3554 * config/arm/arm.md (mulsi3subsi): New insn.
3556 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
3558 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
3559 (tree_transform_and_unroll_loop): New.
3560 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
3563 2007-01-10 Robert Kennedy <jimbob@google.com>
3565 * fold-const.c (fold_comparison): Fold comparisons like (x *
3566 1000 < 0) to (x < 0).
3568 2007-01-10 Ian Lance Taylor <iant@google.com>
3570 * tree-pretty-print.c (dump_generic_node): Print parentheses when
3571 operands have the same priority.
3573 2007-01-10 Tom Tromey <tromey@redhat.com>
3575 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
3576 (fold_binary): Likewise.
3577 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
3578 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
3579 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
3580 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
3581 * langhooks.h (struct lang_hooks): Removed field
3582 'can_use_bit_fields_p'.
3584 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
3586 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
3588 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
3590 * function.c (get_last_funcdef_no): New function.
3591 * function.h (get_last_funcdef_no): Declare.
3592 * tree-inline.c (initialize_cfun): Add initialization.
3593 (tree_function_versioning): Cleanup.
3595 2007-01-10 Jan Hubicka <jh@suse.cz>
3597 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
3600 2007-01-10 Sa Liu <saliu@de.ibm.com>
3601 Ben Elliston <bje@au.ibm.com>
3603 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
3604 for SAVE_NONLOCAL and Pmode for any other save level.
3605 * spu-protos.h (spu_restore_stack_block): Declare.
3606 * spu.md (save_stack_block): Remove.
3607 (restore_stack_block): Call spu_restore_stack_block.
3608 * spu.c (spu_restore_stack_block): New function.
3609 (spu_expand_epilogue): Remove old comment.
3611 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
3613 PR tree-optimization/30322
3614 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
3615 (cand_value_at): Return the value as aff_tree.
3616 (may_eliminate_iv): Convert the bound from aff_tree to tree.
3617 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
3618 aff_combination_mult): New functions.
3619 (aff_combination_add): Use aff_combination_add_cst.
3620 (aff_combination_convert): Allow conversions to a wider type.
3621 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
3622 * tree-affine.h (aff_combination_mult): Declare.
3624 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
3626 * doc/tm.texi: Update documentation to reflect reality of exec
3627 and start file search behaviours. Update copyright year.
3628 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
3629 header file directories.
3631 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
3633 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
3634 (*cosxf2): Rename to cosxf2_i387.
3635 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
3636 using X87MODEF12 mode macro. Rename patterns to
3637 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
3639 (*cosdf2, *cossf2): Ditto.
3640 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
3641 to match extended input operands.
3642 (sincos<mode>3): New expander.
3643 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
3644 insn patterns and corresponding splitters.
3646 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
3648 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
3649 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
3651 2007-01-09 Nicolas Pitre <nico@cam.org>
3654 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
3656 2007-01-08 Geoffrey Keating <geoffk@apple.com>
3658 * target.h (struct gcc_target): New field library_rtti_comdat.
3659 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
3660 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
3661 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
3662 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
3664 2007-01-08 Geoffrey Keating <geoffk@apple.com>
3666 * doc/invoke.texi (Optimize Options): Correct description of -O0.
3668 2007-01-08 Richard Guenther <rguenther@suse.de>
3670 * tree.h (force_fit_type_double): Export.
3671 (force_fit_type): Remove.
3672 * fold-const.c (force_fit_type_double): New function.
3673 (force_fit_type): Remove.
3674 (int_const_binop): Use it.
3675 (fold_convert_const_int_from_int): Likewise.
3676 (fold_convert_const_int_from_real): Likewise.
3677 (fold_div_compare): Likewise.
3678 (fold_sign_changed_comparison): Likewise.
3679 (fold_unary): Likewise.
3680 (fold_negate_const): Likewise.
3681 (fold_abs_const): Likewise.
3682 (fold_not_const): Likewise.
3683 * c-common.c (shorten_compare): Use force_fit_type_double.
3684 * convert.c (convert_to_pointer): Likewise.
3686 2007-01-08 Richard Guenther <rguenther@suse.de>
3688 * tree.h (build_int_cst_wide_type): Export.
3689 * tree.c (build_int_cst_wide_type): New function.
3690 (build_int_cst_wide): Fix comment.
3691 * builtins.c (fold_builtin_object_size): Use build_int_cst
3692 to build -1 or 0 of the correct type. Use fit_double_type
3693 to check for overflow.
3694 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
3696 (decode_field_reference): Likewise.
3697 (all_ones_mask_p): Likewise.
3698 (native_interpret_int): Use build_int_cst_wide_type.
3699 (fold_binary): Use build_int_cst_type to build an all-ones
3701 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
3703 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
3705 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
3707 2007-01-09 Ben Elliston <bje@au.ibm.com>
3709 * genautomata.c (STATS_OPTION): New option.
3710 (stats_flag): New flag.
3711 (gen_automata_option): Handle it.
3712 (initiate_automaton_gen): Ditto.
3713 (write_automata): Output statistics only if stats_flag is
3714 set. Likewise, output time statistics only if time_flag is set.
3715 * doc/md.texi (Processor pipeline description): Document new flag.
3717 2007-01-08 Richard Guenther <rguenther@suse.de>
3719 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
3720 * tree.c (build_int_cst_type): Likewise.
3721 (size_in_bytes): Don't call force_fit_type on the result.
3722 (int_fits_type_p): Use fit_double_type.
3723 * fold-const.c (fit_double_type): New function.
3724 (force_fit_type): Use it.
3725 * tree.h (fit_double_type): Export.
3727 2007-01-08 Jan Hubicka <jh@suse.cz>
3729 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
3730 * ipa.c (function_and_variable_visibility): Fix return type.
3732 2007-01-08 Richard Guenther <rguenther@suse.de>
3734 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
3735 of offset to build the index.
3736 * tree-pretty-print.c (dump_generic_node): Don't build negated
3737 const just for printing.
3738 * c-pretty-print.c (pp_c_integer_constant): Likewise.
3739 * builtins.c (fold_builtin_int_roundingfn): Check if result
3740 fits the type by using force_fit_type and comparing the result.
3741 * predict.c (predict_loops): Use compare_tree_int for comparison.
3742 * tree.c (build_int_cst): Fall back to integer_type_node for
3744 (build_int_cst_wide): Assert type is non-null.
3746 2007-01-08 Roberto Costa <roberto.costa@st.com>
3748 * tree-vrp.c (extract_range_from_cond_expr): New.
3749 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
3750 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
3752 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
3753 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
3754 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
3755 used as expressions.
3756 * tree-object-size.c (cond_expr_object_size): New.
3757 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
3759 2007-01-08 Jan Hubicka <jh@suse.cz>
3761 * tree-ssa-forwprop.c (forward_propagate_into_cond,
3762 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
3765 2007-01-08 Richard Guenther <rguenther@suse.de>
3767 PR tree-optimization/23603
3768 * tree-vrp.c (set_value_range_to_truthvalue): New function.
3769 (extract_range_from_binary): Fall back to truthvalue instead of
3770 varying for TRUTH_*_EXPR.
3771 (extract_range_from_comparison): Fall back to truthvalue instead of
3773 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
3774 if all visited PHI values were constant.
3776 2007-01-08 Jan Hubicka <jh@suse.cz>
3778 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
3779 (cgraph_analyze_function): break out from ...
3780 (cgraph_finalize_compilation_unit): ... here.
3781 (cgraph_expand_function): Remove forgoten commented out line.
3782 (cgraph_optimize): Analyze functions.
3784 2007-01-08 Jan Hubicka <jh@suse.cz>
3786 * tree-pas.h (TODO_remove_function): New flag.
3787 (TODO_update*): Renumber.
3788 (pass_ipa_increase_alignment,
3789 pass_ipa_function_and_variable_visibility): New passes.
3790 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
3791 (cgraph_function_and_variable_visibility): Move to ipa.c
3792 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
3793 cgraph_increase_alignment.
3794 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
3795 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
3796 calling tree-inline.
3797 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
3798 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
3799 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
3800 (gate_increase_alignment): New function.
3801 (pass_ipa_increase_alignment): New pass.
3802 * ipa.c: Inline tree-pass.h and timevar.h
3803 (function_and_variable_visibility): Move here from cgraphunit.c
3804 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
3805 * passes.c (init_optimization_passes): Add the two new passes.
3806 (execute_todo): Handle cgraph_remove_functions.
3808 2007-01-08 Nick Clifton <nickc@redhat.com>
3810 * config/frv/predicates.md (reg_or_0_operand): Accept
3813 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
3815 * config/bfin/rtems.h, config/bfin/t-rtems: New.
3816 * config.gcc: Add bfin*-rtems*.
3818 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
3820 * c.opt: Add -flax-vector-conversions.
3821 * c-typeck.c (convert_for_assignment): Pass flag to
3822 vector_types_convertible_p to allow emission of note.
3823 (digest_init): Likewise.
3824 * c-opts.c: Handle -flax-vector-conversions.
3825 * c-common.c (flag_lax_vector_conversions): New.
3826 (vector_types_convertible_p): Unless -flax-vector conversions
3827 has been passed, disallow conversions between vectors with
3828 differing numbers of subparts and/or element types. If such
3829 a conversion is disallowed, possibly emit a note on the first
3830 occasion only to inform the user of -flax-vector-conversions.
3831 The new last argument specifies this.
3832 * c-common.h (flag_lax_vector_conversions): New.
3833 (vector_types_convertible_p): Add extra argument.
3834 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
3835 char_type_node for V*QI type vectors.
3836 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
3837 Update to satisfy new typechecking rules.
3838 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
3840 * doc/invoke.texi (C Dialect Options): Document
3841 -flax-vector-conversions.
3843 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
3845 PR tree-optimization/29877
3846 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
3847 a register variable on the RHS to not be replaceable.
3849 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
3850 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
3851 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
3852 const_simm15, const_pow2, const_npow2): Added.
3853 * config/score/misc.md (insv, extv, extzv, movmemsi,
3854 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
3855 * config/score/score.c (score_address_cost, score_select_cc_mode):
3857 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
3858 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
3859 Update score_print_operand.
3860 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
3861 Adjust register allocate order and update some macro define.
3862 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
3863 mdx_block_move_straight, mdx_block_move_loop_head,
3864 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
3865 mdx_block_move): Added.
3866 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
3867 mdp_limm): Updated and fix some bug and typo.
3868 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
3869 (movsf, movdf, doloop_end): Added.
3871 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
3873 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
3874 config/arm/thumb2.md: Fix comment typos.
3875 * doc/extend.texi: Fix a typo.
3877 2007-01-07 Eric Christopher <echristo@apple.com>
3879 * configure.ac: Check for __stack_chk_fail for darwin.
3880 * configure: Regenerate.
3882 2007-01-07 Richard Guenther <rguenther@suse.de>
3884 * tree-vrp.c (extract_range_from_assert): CSE calls to
3885 compare_values where possible.
3886 (extract_range_from_unary_expr): Likewise.
3888 2007-01-07 Anatoly Sokolov <aesok@post.ru>
3890 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
3891 * config/avr/avr.c (call_insn_operand): Delete function.
3892 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
3893 instead of register number. Use predicates.
3894 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
3895 call_insn_operand): Add.
3897 2007-01-06 Jan Hubicka <jh@suse.cz>
3899 * tree-pass.h (pass_build_cgraph_edges): Declare.
3900 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
3901 (visited_nodes): Remove.
3902 (cgraph_create_edges): Move to cgraphbuild.c; rename to
3903 build_cgrpah_edges; make visited_nodes local.
3904 (cgraph_process_new_functions): DO not call initialize_inline_failed.
3905 (record_references_in_initializer): Move to cgraphbuild.c
3906 (initialize_inline_failed, rebuild_cgraph_edges,
3907 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
3908 (verify_cgraph_node): Make visited_nodes local.
3909 (cgraph_analyze_function): Do not call cgraph_create_edges and
3910 initialize_inline_failed.
3911 (cgraph_expand_function): Do not call cgraph_lower_function;
3912 assert that function is already lowered.
3913 * Makefile.in (cgraphbuild.o): New.
3914 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
3915 at the end of lowering passes.
3917 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
3919 * ifcvt.c (cond_move_convert_if_block): New function, code
3920 factored out from...
3921 (cond_move_process_if_block): ...here. Call the new function
3922 on the THEN and ELSE blocks.
3923 (merge_if_block): Do not copy global_live_at_end, merge_blocks
3924 already takes care of this.
3926 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3929 * tree.h (TREE_OVERFLOW_P): New.
3930 * c-typeck.c (parser_build_unary_op): Warn only if result
3931 overflowed and operands did not.
3932 (parser_build_binary_op): Likewise.
3933 (convert_for_assignment): Remove redundant overflow_warning.
3934 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
3936 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3938 * c-typeck.c (store_init_value): Split over two lines to follow
3939 the GNU coding style.
3941 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
3943 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
3944 __GXX_EXPERIMENTAL_CXX0X__.
3945 * doc/cpp.texi: Same.
3947 2007-01-05 Richard Guenther <rguenther@suse.de>
3950 * tree.c (get_narrower): Do not construct COMPONENT_REFs
3951 with mismatched types. Instead explicitly build a
3952 conversion NOP_EXPR.
3954 2007-01-05 Ian Lance Taylor <iant@google.com>
3956 * c-common.c (decl_with_nonnull_addr_p): New function.
3957 (c_common_truthvalue_conversion): Call it.
3958 * c-typeck.c (build_binary_op): Likewise.
3959 * c-common.h (decl_with_nonnull_addr_p): Declare.
3961 2007-01-05 Jakub Jelinek <jakub@redhat.com>
3964 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
3967 2007-01-05 Joel Brobecker <brobecker@adacore.com>
3969 * doc/install.texi (Final install): Document the fact that
3970 the GNAT runtime should not be stripped.
3972 2007-01-04 Jan Hubicka <jh@suse.cz>
3974 * tree-inline.c (fold_marked_statements): Update operand caches
3975 and EH after folding
3977 2007-01-04 Ian Lance Taylor <iant@google.com>
3979 * c-common.c (check_function_nonnull): Whitespace fix.
3981 2007-01-04 Jan Hubicka <jh@suse.cz>
3983 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
3984 comitted older version of patch.
3985 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
3986 function, celanup cfg and collect garbage.
3988 2007-01-04 Mike Stump <mrs@apple.com>
3990 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
3993 2007-01-04 Eric Christopher <echristo@apple.com>
3995 * libgcc2.c (__bswapsi2): Use SItype.
3996 (__bswapdi2): Use DItype.
3997 * libgcc2.h: Update for above.
3999 2007-01-04 Paul Brook <paul@codesourcery.com>
4001 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
4002 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
4003 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
4004 umulsidi3, umulsidi3adddi, smulsi3_highpart,
4005 umulsi3_highpart): Make conditional on !arm_arch6.
4006 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
4007 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
4008 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
4009 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
4010 umulsi3_highpart_v6): New insns.
4012 2007-01-04 Roger Sayle <roger@eyesopen.com>
4014 * fold-const.c (fold_convert): When casting an expression to void,
4015 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
4016 have a type. Instead of attempting to build a NOP_EXPR, return
4017 these "special" trees directly.
4019 2007-01-04 Joseph Myers <joseph@codesourcery.com>
4021 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
4022 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
4023 rs6000_cost->fp not 0 as adjustment for outer NEG.
4025 2007-01-04 Jan Hubicka <jh@suse.cz>
4027 * cgraph.c (cgraph_release_function_body): New function.
4028 (cgraph_remove_node): Use it.
4029 * cgraph.h (cgraph_release_function_body): Declare.
4030 * cgraphunit.c (cgraph_expand_function): Use it.
4031 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
4032 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
4033 is initialized and while compilation of other function is running.
4034 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
4035 statement CFG annotations from here to ...
4036 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
4038 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
4040 * cfgloop.h (enum li_flags): Make the constants powers of two.
4042 2007-01-04 Jan Hubicka <jh@suse.cz>
4044 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
4046 (fold_marked_statements): New function.
4047 (optimize_inline_calls, tree_function_versioning): Fold new statements.
4048 * tree-inline.h (copy_body_data): Add statements_to_fold.
4050 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
4052 * config.gcc: Mention libgcc/config.host.
4053 * Makefile.in: Update comments mentioning libgcc.
4054 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
4055 (all.cross, start.encap, rest.encap, rest.cross): Update
4056 dependencies for libgcc move.
4057 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
4058 (clean-target, clean-target-libgcc): Delete.
4059 (srcdirify, GCC_EXTRA_PARTS): New macros.
4060 (libgcc-support, libgcc.mvars): New rules.
4061 (distclean): Remove mention of mklibgcc.
4062 (install): Don't reference INSTALL_LIBGCC.
4063 (install-common): Don't reference EXTRA_PARTS.
4064 (install-libgcc, install-multilib): Delete rules.
4065 * mklibgcc.in: Delete file.
4066 * doc/configfiles.texi: Don't mention mklibgcc.
4068 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
4069 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
4070 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
4071 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
4072 (mklibgcc, ldblspecs): Likewise.
4074 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
4075 (posixpre.def): Use $(T).
4076 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
4077 (SHLIB_SRC, SHLIB_INSTALL): Delete.
4078 (SHLIB_LINK): Make dummy.
4079 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
4081 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
4083 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
4084 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
4085 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
4086 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
4088 * configure.ac (all_outputs): Remove mklibgcc.
4089 * configure: Regenerated.
4091 2007-01-03 Josh Conner <jconner@apple.com>
4094 * calls.c (compute_argument_addresses): Set stack and stack_slot
4095 for partial args, too.
4096 (store_one_arg): Use locate.size.constant for the size when
4097 generating a save_area.
4099 2007-01-03 Robert Kennedy <jimbob@google.com>
4101 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
4102 whose definitions are deleted due to basic block merging.
4104 2007-01-03 Paul Brook <paul@codesourcery.com>
4107 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
4109 (use_return_insn): Return 0 for Thumb interrupt functions.
4110 (print_multi_reg): Add rfe argument for IRQ returns.
4111 (arm_output_epilogue): Pop interrupt return address directly into PC.
4112 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
4114 2007-01-03 Paul Brook <paul@codesourcery.com>
4116 Merge from sourcerygxx-4_1.
4117 * config/arm/thumb2.md: New file.
4118 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
4120 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
4121 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
4122 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
4123 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
4125 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
4126 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
4128 * config/arm/ieee754-sf.S: Ditto.
4129 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
4130 (thumb1_base_register_rtx_p): ... to this.
4131 (thumb_index_register_rtx_p): Rename...
4132 (thumb1_index_register_rtx_p): ... to this.
4133 (thumb_output_function_prologue): Rename...
4134 (thumb1_output_function_prologue): ... to this.
4135 (thumb_legitimate_address_p): Rename...
4136 (thumb1_legitimate_address_p): ... to this.
4137 (thumb_rtx_costs): Rename...
4138 (thumb1_rtx_costs): ... to this.
4139 (thumb_compute_save_reg_mask): Rename...
4140 (thumb1_compute_save_reg_mask): ... to this.
4141 (thumb_final_prescan_insn): Rename...
4142 (thumb1_final_prescan_insn): ... to this.
4143 (thumb_expand_epilogue): Rename...
4144 (thumb1_expand_epilogue): ... to this.
4145 (arm_unwind_emit_stm): Rename...
4146 (arm_unwind_emit_sequence): ... to this.
4147 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
4148 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
4149 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
4150 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
4151 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
4152 thumb2_output_casesi): New functions.
4153 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
4154 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
4155 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
4156 THUMB2_WORK_REGS): Define.
4157 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
4158 arm_condexec_mask, arm_condexec_masklen)): New variables.
4159 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
4160 (arm_override_options): Check new CPU capabilities.
4161 Set new architecture flag variables.
4162 (arm_isr_value): Handle v7m interrupt functions.
4163 (user_return_insn): Return 0 for v7m interrupt functions. Handle
4165 (const_ok_for_arm): Handle Thumb-2 constants.
4166 (arm_gen_constant): Ditto. Use movw when available.
4167 (arm_function_ok_for_sibcall): Return false for v7m interrupt
4169 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
4170 (thumb_find_work_register, arm_load_pic_register,
4171 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
4172 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
4173 print_multi_reg, output_mov_long_double_fpa_from_arm,
4174 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
4175 output_mov_double_fpa_from_arm, output_move_double,
4176 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
4177 output_return_instruction, arm_output_function_prologue,
4178 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
4179 arm_output_mi_thunk, thumb_set_return_address): Ditto.
4180 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
4181 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
4182 (arithmetic_instr, shift_op): Use arm_shift_nmem.
4183 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
4185 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
4186 (thumb_expand_prologue): Use thumb_set_frame_pointer.
4187 (arm_file_start): Output directive for unified syntax.
4188 (arm_unwind_emit_set): Handle stack alignment instruction.
4189 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
4190 Add v6t2, v7, v7a, v7r and v7m.
4191 (RETLDM): Add Thumb-2 code.
4192 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
4193 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
4194 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
4195 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
4196 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
4197 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
4198 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
4199 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
4200 ADJUST_INSN_LENGTH): Define.
4201 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
4202 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
4203 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
4204 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
4205 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
4206 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
4207 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
4208 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
4209 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
4210 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
4211 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
4212 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
4213 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
4214 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
4215 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
4216 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
4217 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
4219 * config/arm/arm-tune.md: Regenerate.
4220 * config/arm/arm-protos.h: Update prototypes.
4221 * config/arm/vfp.md: Enable patterns for Thumb-2.
4222 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
4223 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
4224 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
4225 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
4226 * config/arm/libunwind.S: Add Thumb-2 code.
4227 * config/arm/constraints.md: Update include Thumb-2.
4228 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
4229 * config/arm/ieee754-df.S: Ditto.
4230 * config/arm/bpabi.S: Ditto.
4231 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
4232 * config/arm/predicates.md (low_register_operand,
4233 low_reg_or_int_operand, thumb_16bit_operator): New.
4234 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
4235 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
4236 * config/arm/t-arm-elf: Add armv7 multilib.
4237 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
4239 (UNSPEC_STACK_ALIGN, ce_count): New.
4240 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
4241 arm_zero_extendsidi2, arm_zero_extendqidi2): New
4243 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
4244 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
4245 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
4246 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
4247 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
4248 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
4250 * doc/extend.texi: Document ARMv7-M interrupt functions.
4251 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
4253 2007-01-03 Jakub Jelinek <jakub@redhat.com>
4255 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
4256 (struct _Unwind_Context): Rename args_size to flags, remove
4257 signal_frame field, add a new args_size field and version field.
4258 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
4259 _Unwind_IsExtendedContext): New inline functions.
4260 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
4261 Assume by_value array is only present if _Unwind_IsExtendedContext.
4262 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
4263 _Unwind_IsSignalFrame.
4264 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
4265 (uw_update_context_1): Use _Unwind_SetSignalFrame.
4266 (uw_init_context_1): Initialize context->flags to
4267 EXTENDED_CONTEXT_BIT.
4268 * config/rs6000/linux-unwind.h (frob_update_context): Use
4269 _Unwind_SetSignalFrame.
4271 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4274 * gimplify.c (gimplify_modify_expr_complex_part): Move below
4275 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
4278 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
4280 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
4281 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
4282 RET, AT_SP): Remove.
4283 * config/i386/i386.md (*sse_prologue_save_insn): Use return
4286 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
4287 * cfgbuild.c (find_basic_blocks): Likewise.
4288 * cfgrtl.c (rtl_create_basic_block): Likewise.
4289 * function.c (temp_slots_at_level): Likewise.
4290 * reg-stack.c (stack_regs_mentioned): Likewise.
4291 * regclass.c (allocate_reg_info): Likewise.
4292 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
4293 set_bb_for_stmt, move_block_to_fn): Likewise.
4294 * tree-complex.c (tree_lower_complex): Likewise.
4295 * vec.h (VEC_safe_grow_cleared): New.
4297 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
4299 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
4301 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
4302 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
4304 * cfgloopmanip.c (scale_loop_frequencies): Export.
4305 (loopify): Scale the frequencies by prescribed coefficients.
4306 (set_zero_probability): New function.
4307 (duplicate_loop_to_header_edge): Improve updating of frequencies.
4308 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
4309 and frequencies according to arguments.
4310 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
4312 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
4313 * modulo-sched.c (sms_schedule): Set probabilities for entering
4314 versioned loop correctly.
4315 * tree-vect-transform.c (vect_transform_loop): Ditto.
4316 * cfgloop.h (loopify, loop_version): Declaration changed.
4317 (scale_loop_frequencies): Declared.
4319 2007-01-02 Jan Hubicka <jh@suse.cz>
4321 * cgraph.c: Include tree-flow.h
4322 (cgraph_add_new-function): Handle IPA_SSA mode; execute
4324 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
4325 * tree-pass.h (pass_all_early_optimizations): Declare.
4326 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
4328 (cgraph_analyze_function): Do early_local_passes.
4329 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
4330 Do not add referenced vars.
4331 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
4333 (gate_all_early_local_passes): New gate.
4334 (pass_early_local_passes): Use new gate.
4335 (execute_early_local_optimizations): New functions.
4336 (gate_all_early_optimizations): New gate.
4337 (pass_all_early_optimizations): New pass.
4338 (execute_free_datastructures): Free SSA only when initialized.
4339 (gate_init_datastructures): Init only when optimizing.
4340 (tree_lowering_passes): Do early local passes when called late.
4341 * tree-profile.c (do_tree_profiling): Don't profile functions added
4343 (do_early_tree_profiling, pass_early_tree_profile): Kill.
4344 * tree-cfg.c (update_modified_stmts): Do not update when operands are
4346 * passes.c (init_optimizations_passes): Reorder so we go into SSA
4347 during early_local_passes.
4348 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
4351 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
4353 * Makefile.in: Update copyright year.
4355 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
4357 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
4358 in $(lang_checks) and check-consistency targets.
4360 2007-01-02 Jan Hubicka <jh@suse.cz>
4362 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
4363 Do not add referenced vars.
4364 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
4366 * passes.c (init_optimization_passes): Put mudflap_2 after
4367 free_datastructures.
4369 2007-01-02 Jan Hubicka <jh@suse.cz>
4371 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
4372 Set NOTHROW flag on call statements proved to be nothrow.
4373 Update statement of local calls so new pure/const functions are
4374 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
4376 (tree_rest_of_compilation): Register hooks and initialize bitmap
4377 early. Do not set after_inlining flag.
4379 2007-01-02 Steve Ellcey <sje@cup.hp.com>
4381 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
4382 HOST_BITS_PER_LONGLONG
4384 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4387 * c-typeck.c (store_init_value): Don't emit pedantic overflow
4388 warning for non-static initializers.
4390 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
4392 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
4393 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
4394 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
4395 Always use set_unique_reg_note to add REG_EQUAL notes.
4397 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
4400 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
4402 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
4403 * cfgbuild.c (find_basic_blocks): Likewise.
4404 * cfgrtl.c (rtl_create_basic_block): Likewise.
4405 * function.c (temp_slots_at_level): Likewise.
4406 * reg-stack.c (stack_regs_mentioned): Likewise.
4407 * regclass.c (allocate_reg_info): Likewise.
4408 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
4409 set_bb_for_stmt, move_block_to_fn): Likewise.
4410 * tree-complex.c (tree_lower_complex): Likewise.
4411 * vec.h (VEC_safe_grow_cleared): New.
4413 2007-01-02 Ian Lance Taylor <iant@google.com>
4415 * c-common.c (c_common_truthvalue_conversion): When warning about
4416 using an assignment as a truth value, set TREE_NO_WARNING.
4418 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4421 * c.opt (Wold-style-declaration): New.
4422 * doc/invoke.texi (C-only Warning Options): New.
4423 (Wold-style-declaration): Document it.
4424 (Wextra): Enabled by -Wextra.
4425 * c-opts.c (c_common_post_options): Enabled by -Wextra.
4426 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
4427 -Wold-style-declaration.
4429 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
4431 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
4432 * cfgbuild.c (find_basic_blocks): Likewise.
4433 * cfgrtl.c (rtl_create_basic_block): Likewise.
4434 * function.c (temp_slots_at_level): Likewise.
4435 * reg-stack.c (stack_regs_mentioned): Likewise.
4436 * regclass.c (allocate_reg_info): Likewise.
4437 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
4438 set_bb_for_stmt, move_block_to_fn): Likewise.
4439 * tree-complex.c (tree_lower_complex): Likewise.
4440 * vec.h (VEC_safe_grow_cleared): New.
4442 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
4444 * c-common.c (c_common_nodes_and_builtins): Since variants of
4445 void_type_node get built before it is given a name, we need to
4446 give those variants the name, too.
4447 (complete_array_type): We need to work with the canonical main
4448 type of the array, from which we will build the qualified version.
4449 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
4450 * print-tree.c (print_node): Display canonical type information
4452 * stor-layout.c (layout_type): When we don't know the
4453 alignment of a type for which we're building an array, we end up
4454 guessing wrong, so make the type require structural equality.
4455 * tree.c (make_node_stat): When we build a new type, it is its
4457 (build_type_attribute_qual_variant): When building an attribute
4458 variant, its canonical type is the non-attribute variant. However,
4459 if the attributes are target-dependent and they differ, we need to
4460 use structural equality checks for this type.
4461 (build_qualified_type): A qualified type is not equivalent to its
4462 unqualified variant; set the canonical type appropriately.
4463 (build_distinct_type_copy): When building a distinct type from
4464 another type, the new type is its own canonical type.
4465 (build_variant_type_copy): When building a new type variant, we
4466 assume that it is equivalent to the original type.
4467 (build_pointer_type_for_mode): When building a pointer type, also
4468 build a canonical type pointer.
4469 (build_reference_type_for_mode): When building a reference type,
4470 also build a canonical type reference.
4471 (build_index_type): When we can't hash an index type (e.g.,
4472 because its maximum value is negative), the index type requires
4473 structural equality tests.
4474 (build_array_type): Build the canonical form of an array type.
4475 (build_function_type): Function types require structural equality,
4476 because they contain default arguments, attributes, etc.
4477 (build_method_type_directly): Ditto for method types.
4478 (build_offset_type): Build the canonical offset type.
4479 (build_complex_type): Build the canonical vector type.
4480 (make_vector_type): Build the canonical vector type.
4481 * tree.h (TYPE_CANONICAL): New.
4482 (TYPE_STRUCTURAL_EQUALITY_P): New.
4483 (SET_TYPE_STRUCTURAL_EQUALITY): New.
4484 (struct tree_type): Added "canonical" field.
4485 * params.h (VERIFY_CANONICAL_TYPES): New.
4486 * doc/c-tree.texi (TYPE_CANONICAL): Document.
4487 (TYPE_STRUCTURAL_EQUALITY_P): Document.
4488 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
4489 * doc/invoke.texi (verify-canonical-types): Document --param
4490 parameter for verifying canonical types.
4492 2007-01-02 Joseph Myers <joseph@codesourcery.com>
4494 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
4495 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
4496 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
4497 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
4499 * config/rs6000/e500.h: New.
4500 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
4501 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
4503 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
4504 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
4505 TARGET_E500_DOUBLE): Remove.
4506 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
4507 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
4508 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
4509 * config/rs6000/rs6000.c (rs6000_override_options): Use
4512 2007-01-02 Joseph Myers <joseph@codesourcery.com>
4514 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
4515 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
4516 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
4517 rs6000_emit_cmove): Don't check TARGET_E500.
4518 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
4519 sordered): Don't check TARGET_E500.
4521 2007-01-01 Eric Christopher <echristo@apple.com>
4523 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
4524 HARD_REGISTER_NUM_P.
4526 2007-01-01 Roger Sayle <roger@eyesopen.com>
4528 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
4529 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
4530 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
4533 2007-01-01 Mike Stump <mrs@apple.com>
4535 * configure.ac: Remove support for building with Apple's gcc-3.1.
4537 2007-01-02 Joseph Myers <joseph@codesourcery.com>
4540 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
4541 REG is a hard register. Do not modify REG before calling
4543 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
4544 multiple of the size of YMODE for certain lowpart cases.
4546 2007-01-01 Andrew Pinski <pinskia@gmail.com>
4549 * gimplify (voidify_wrapper_expr): Update for
4552 2007-01-01 Andreas Schwab <schwab@suse.de>
4555 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
4556 save of BR0 in extra_spill_size instead of spill_size.
4557 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
4559 (ia64_expand_epilogue): Restore BR0 from its new location.
4561 2007-01-01 Andrew Pinski <pinskia@gmail.com>
4563 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
4564 Use a temporary variable if the left hand side is not a gimple
4567 2007-01-01 Andrew Pinski <pinskia@gmail.com>
4569 * gimplify.c (gimplify_return_expr): Make the temporary variable
4570 for the return expression, a gimple register variable.
4572 2007-01-01 Jan Hubicka <jh@suse.cz>
4574 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
4577 2007-01-01 Mike Stump <mrs@apple.com>
4579 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
4581 * config/darwin.c (machopic_select_rtx_section): Use
4583 (darwin_mergeable_constant_section): Likewise.
4584 * configure: Regenerate.
4585 * config.in: Regenerate.
4587 2007-01-01 Jan Hubicka <jh@suse.cz>
4588 Andrew Pinski <pinskia@gmail.com>
4590 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
4591 before starting IPA passes.