1 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
3 * gcse.c: Remove an obsolete comment.
5 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
7 * doc/extend.texi (Function Attributes) <Attribute const>: The
8 attribute "pure" is below this text, not above.
10 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
13 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
14 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
16 2005-02-20 Zack Weinberg <zack@codesourcery.com>
19 * langhooks.h (struct lang_hooks): Add to_target_charset.
20 * langhooks.c (lhd_to_target_charset): New function.
21 * langhooks-def.h: Declare lhd_to_target_charset.
22 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
23 (LANG_HOOKS_INITIALIZER): Update.
24 * c-common.c (c_common_to_target_charset): New function.
25 * c-common.h: Declare it.
26 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
27 c_common_to_target_charset.
29 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
30 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
32 * system.h: Poison them.
33 * doc/tm.texi: Don't discuss them.
34 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
35 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
36 (pp_c_char): Do not attempt to generate letter escapes for
38 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
39 * config/mips/mips.c (mips_output_ascii): Likewise.
41 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
43 PR tree-optimization/19951
44 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
47 2005-02-19 Steven Bosscher <stevenb@suse.de>
50 * function.h (struct function): New field `max_loop_depth'.
51 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
52 (flow_loops_find): Reset the max loop depth count before finding loops.
53 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
54 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
55 (calculate_global_regs_live): Make sure the loop will terminate
56 when the initial sets are not empty.
58 2005-02-19 Zack Weinberg <zack@codesourcery.com>
60 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
62 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
64 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
67 * doc/invoke.texi: Remove documentation of %M spec.
69 (init_spec): Remove %M suffix from -lgcc_s.
70 (do_spec_1): Remove 'M' case.
71 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
72 to put shared libraries in the multilib directory. Remove the
73 shlib_so_soname substitution variable. Don't add a multilib encoding
74 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
75 reported by -print-multi-os-directory. Pass @multilib_dir@ to
76 SHLIB_INSTALL as well as SHLIB_LINK.
77 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
79 (SHLIB_DIR): New macro.
80 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
81 (SHLIB_INSTALL): Adjust accordingly.
82 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
83 * config/t-slibgcc-sld: Likewise.
84 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
85 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
86 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
88 (SHLIBUNWIND_INSTALL): Adjust accordingly.
89 * config/i386/t-nwld (SHLIB_SONAME): Delete.
90 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
91 Use @shlib_base_name@ instead of @shlib_so_name@.
92 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
93 and @shlib_base_name@.so in @multilib_dir@.
94 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
96 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
97 (SHLIB_LINK): Remove previous workaround.
98 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
99 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
100 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
102 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
103 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
104 (SHLIB_INSTALL): Adjust accordingly.
105 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
106 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
107 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
108 config/t-slibgcc-elf-ver.
110 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
111 Jakub Jelinek <jakub@redhat.com>
113 PR tree-optimization/19828
114 * tree-ssa-loop-im.c: Add a TODO comment.
115 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
116 without side-effects.
118 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
120 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
123 2005-02-18 James E. Wilson <wilson@specifixinc.com>
125 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
126 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
127 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
129 (ia64_reorg): Delete fixup_errata call.
130 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
131 (TARGET_SWITCHES): Delete -mb-step entry.
133 2005-02-19 Jakub Jelinek <jakub@redhat.com>
136 * c-typeck.c (composite_type): Handle quals in transparent unions.
137 (type_lists_compatible_p): Likewise.
139 2005-02-18 Stan Shebs <shebs@apple.com>
141 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
142 expressions in the .literal8 section.
144 2005-02-18 Geoffrey Keating <geoffk@apple.com>
146 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
148 2005-02-18 Roger Sayle <roger@eyesopen.com>
150 * fold-const.c (constant_boolean_node): Always create values of the
151 specified type, don't bother calling truthvalue_conversion.
153 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
155 * except.c (output_function_exception_table): Call
156 assemble_external_libcall (eh_personality_libfunc).
158 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
161 * config/ia64/ia64.h (struct machine_function): Add state_num.
162 * config/ia64/ia64.c (process_epilogue,
163 process_for_unwind_directive): Use new unwind state numbers each
164 time rather than state 1.
166 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
169 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
170 before the "*llgt_didi" pattern.
172 2005-02-18 Jason Merrill <jason@redhat.com>
174 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
176 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
178 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
179 (div0): Use it in place of ARM_FUNC_ALIAS.
180 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
182 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
185 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
186 access, the lower bound of the array type if it exists.
188 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
191 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
192 cases that are out-of-range for the index type.
194 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
196 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
197 (estimate_case_costs): Don't call convert.
198 * expmed.c (expand_shift): Likewise.
199 (make_tree): Call fold_convert instead of convert.
201 2005-02-18 Jakub Jelinek <jakub@redhat.com>
204 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
205 that ref to be marked MEM_READONLY_P doesn't have base that needs
208 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
210 * genautomata.c (output_get_cpu_unit_code_func,
211 output_cpu_unit_reservation_p): Don't generate old-style function
214 2005-02-18 Jakub Jelinek <jakub@redhat.com>
217 PR tree-optimization/20009
218 * convert.c (convert_to_integer): Revert 2005-02-16 change.
220 PR tree-optimization/18947
221 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
222 inline, remove all nodes that are inlined into the extern inline
225 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
227 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
228 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
229 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
230 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
233 2005-02-17 Roger Sayle <roger@eyesopen.com>
235 PR tree-optimization/19917
236 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
237 to be potentially trapping.
239 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
241 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
243 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
245 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
246 tem becomes a local variable which is set to the value of the
247 back end defined INITIAL_FRAME_ADDRESS macro.
248 (expand_builtin_frame_address): Omit the base parameter to
249 expand_builtin_return_addr.
250 (expand_builtin_profile_func): Likewise.
251 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
252 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
253 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
255 2005-02-17 Jakub Jelinek <jakub@redhat.com>
257 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
258 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
259 * config/frv/frv.c (frv_function_epilogue): Likewise.
261 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
263 * lambda-code (perfect_nestify): Remove mark/unmark
265 * tree-loop-linear.c (linear_transform_loops): Add
266 rewrite_into_ssa call so that ssa is correct for
267 rewriting into loop closed.
269 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
271 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
272 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
274 * bt-load.c (btr_def_live_range, combine_btr_defs,
275 migrate_btr_def, migrate_btr_defs): Likewise.
276 * cfgcleanup.c (thread_jump): Likewise.
277 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
278 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
279 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
280 df_rd_local_compute, df_reg_info_compute): Likewise.
281 * dominance.c (init_dom_info, free_dom_info): Likewise.
282 * flow.c (init_propagate_block_info,
283 free_propagate_block_info): Likewise.
284 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
285 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
286 modify_reg_pav): Likewise.
287 * loop-invariant.c (find_defs, find_invariant_insn,
288 find_invariants, free_inv_motion_data): Likewise.
289 * predict.c (tree_predict_by_opcode,
290 estimate_bb_frequencies): Likewise.
291 * stmt.c (expand_case): Likewise.
292 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
293 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
294 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
295 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
296 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
297 rewrite_ssa_into_ssa): Likewise.
298 * tree-optimize.c (tree_rest_of_compilation): Likewise.
299 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
300 analyze_edges_for_bb, perform_edge_inserts): Likewise.
301 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
302 * tree-sra.c (tree_sra): Likewise.
303 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
304 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
305 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
306 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
307 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
308 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
310 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
311 calculate_live_on_entry, calculate_live_on_exit,
312 build_tree_conflict_graph): Likewise.
313 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
314 record_important_candidates, set_use_iv_cost, find_depends,
315 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
316 tree_ssa_iv_optimize_finalize): Likewise.
317 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
318 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
319 tree_duplicate_loop_to_header_edge): Likewise.
320 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
321 * tree-ssa.c (verify_flow_insensitive_alias_info,
322 verify_name_tags, verify_ssa, init_tree_ssa,
323 delete_tree_ssa): Likewise.
324 * tree-ssanames.c (marked_ssa_names, init_ssanames,
325 fini_ssanames): Likewise.
326 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
328 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
330 * config/rs6000/t-rtems: Completely reworked.
332 2005-02-17 Ira Rosen <irar@il.ibm.com>
334 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
336 2005-02-17 Ira Rosen <irar@il.ibm.com>
338 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
339 POINTER_TYPE_P when checking that type is a pointer.
340 (vect_get_memtag): Remove.
341 (vect_address_analysis): Use POINTER_TYPE_P. Call
342 vect_object_analysis with dummy parameter for memtag.
343 (vect_object_analysis): Extract memtag (functionality that
344 used to be in vect_get_memtag and moved here). Fix printings.
345 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
346 with correct parameters. Remove call to vect_get_memtag.
348 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
350 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
351 (tree-vectorizer.o): Added missing dependencies.
353 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
355 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
356 declaration in tree-vectorizer.c, now has an extern declaration in
358 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
359 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
360 get_vectype_for_scalar_type, vect_is_simple_use,
361 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
362 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
363 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
364 vectorizable_store, vectorizable_operation, vectorizable_assignment,
365 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
366 find_loop_location): Likewise.
368 * tree-vectorizer.c (langhooks.h): #include removed.
369 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
370 moved to tree-vectorized.h.
371 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
372 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
373 get_vectype_for_scalar_type, vect_is_simple_use,
374 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
375 vect_supportable_dr_alignment, new_loop_vec_info,
376 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
377 vect_set_verbosity_level, find_loop_location): Likewise.
379 (vect_analyze_loop): Function externalized. Declaration moved to
380 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
381 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
382 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
383 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
384 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
385 vect_enhance_data_refs_alignment, vect_analyze_operations,
386 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
387 vect_stmt_relevant_p, vect_get_loop_niters,
388 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
389 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
390 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
391 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
392 vect_get_memtag): Likewise.
394 (vectorizable_load): Function externalized. Declaration moved to
395 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
396 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
397 vect_transform_loop): Likewise.
398 (vect_transform_stmt): Moved to tree-vect-transform.c.
399 (vect_align_data_ref, vect_create_destination_var,
400 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
401 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
402 vect_get_vec_def_for_operand, vect_init_vector,
403 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
404 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
405 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
406 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
407 vect_do_peeling_for_loop_bound): Likewise.
409 * tree-vect-analyze.c: New file.
410 * tree-vect-transform.c: New file.
412 2005-02-17 Jason Merrill <jason@redhat.com>
414 PR mudflap/19319, c++/19317
415 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
418 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
420 * doc/install.texi (Specific): Update link for Darwin-specific
423 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
425 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
426 constant_boolean_node.
428 2005-02-16 David Edelsohn <edelsohn@gnu.org>
431 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
432 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
434 2005-02-16 Richard Henderson <rth@redhat.com>
437 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
439 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
440 replace uses with Wtype_MAXp1_F.
441 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
442 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
443 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
444 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
445 and HAVE_TFMODE as appropriate.
446 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
447 (__floatdisf): Likewise.
448 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
449 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
450 (Wtype_MAXp1_F): New.
451 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
452 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
454 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
457 * arm.c (arm_apply_result_size): New function.
458 * arm.h (APPLY_RESULT_SIZE): Define.
459 * arm-protos.h (arm_apply_result_size): Add prototype.
460 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
462 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
463 (call_value_symbol): Remove predicate for operand 0.
464 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
465 (untyped_call): Rework to correclty return values for any type.
466 (untyped_return): New expand.
467 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
469 2005-02-16 Stan Shebs <shebs@apple.com>
471 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
472 * config/rs6000/t-darwin8: New, for 64-bit multilib.
474 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
476 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
477 configure settings on Solaris 7 and later.
479 2005-02-16 Diego Novillo <dnovillo@redhat.com>
481 PR tree-optimization/19865
482 * tree-optimize.c (init_tree_optimization_passes): Run
483 pass_may_alias after pass_sra.
485 2005-02-16 Richard Henderson <rth@redhat.com>
486 Stuart Hastings <stuart@apple.com>
489 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
490 Do nothing if debug info suppressed for this function.
491 (dbxout_begin_function): Early exit if debug info suppressed for
494 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
497 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
499 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
501 PR tree-optimization/19967
502 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
503 expand_builtin_strchr, expand_builtin_strrchr): Take a new
504 argument TYPE. Adjust calls to fold_builtin_XXX.
505 (expand_builtin, fold_builtin_1): Adjust calls to
507 (fold_builtin_strchr, fold_builtin_strpbrk,
508 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
509 result to a requested type TYPE.
511 2005-02-16 Jakub Jelinek <jakub@redhat.com>
514 * fold-const.c (fold): Don't optimize (T)(x & cst) to
515 (T)x & (T)cst if (T)cst overflows.
516 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
517 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
519 2005-02-15 Jeff Law <law@redhat.com>
521 * gcse.c (blocks_with_calls): New bitmap.
522 (alloc_gcse_mem): Allocate it.
523 (free_gcse_mem): Free it.
524 (clear_modifY_mem_tables): Clear it.
525 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
526 when we encounter CALL_INSNs.
527 (compute_transp, case MEM): Handle blocks with calls separate
528 from blocks without calls. Use bitmap iterators rather than
531 2005-02-15 Peter O'Gorman <peter@pogma.com>
534 * mklibgcc.in (vis_hide): Use a temporary object file, not
537 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
540 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
543 2005-02-15 David Edelsohn <edelsohn@gnu.org>
544 Alan Modra <amodra@bigpond.net.au>
547 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
548 (_xlqsub): Rename to __gcc_qsub.
549 (_xlqmul): Rename to __gcc_qmul.
550 (_xlqdiv): Rename to __gcc_qdiv.
551 Provide versioned symbol aliases with old names.
552 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
553 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
554 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
555 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
556 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
558 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
560 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
561 Fold ~(A - 1) and ~(A + -1) to -A.
563 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
567 * config/host-linux.c (linux_gt_pch_use_address): Copy from
568 config/pa/pa-host.c:pa_gt_pch_use_address.
570 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
572 * tree-vn.c (get_value_handle): Make sure that given an
573 is_gimple_min_invariant expression, we always return it.
575 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
577 * passes.c (rest_of_handle_gcse): Fix a comment.
579 2005-02-15 Jeff Law <law@redhat.com>
581 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
583 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
584 (canon_list_insert, record_last_mem_set_info): Similarly.
585 (clear_modify_mem_tables): Similarly.
587 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
589 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
590 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
591 config/mips/mips.md, config/rs6000/aix.h,
592 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
594 2005-02-15 Richard Henderson <rth@redhat.com>
596 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
597 call to be best_edge.
599 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
601 * basic-block.h: Adjust the prototype for find_basic_blocks.
602 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
603 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
606 * flow.c (recompute_reg_usage): Remove all arguments.
607 * passes.c (rest_of_compilation): Adjust the call to
609 * rtl.h: Adjust the prototype for recompute_reg_usage.
611 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
613 * tree-dump.c (dump_files): Update to reflect new member
615 (dump_register): Add new argument.
617 (dump_switch_p_1): Check against glob name if doglob was passed.
618 (dump_switch_p): Check against regular first, then glob if
619 we didn't have any hits on the dump name.
620 * tree-optimize.c (register_one_dump_file):
621 Pass in glob name as well.
622 * tree-pass.h (struct dump_file_info): Add glob
625 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
627 PR preprocessor/16323
628 * doc/invoke.texi: Document that -Wendif-labels is on by default.
630 2005-02-14 David Edelsohn <edelsohn@gnu.org>
633 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
634 (trunctfdf2_internal1): New.
635 (trunctfdf2_internal2): Renamed from trunctfdf2.
637 2005-02-14 Diego Novillo <dnovillo@redhat.com>
639 PR tree-optimization/19853
640 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
642 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
644 * passes.c (rest_of_handle_loop_optimize): Remove calls to
645 delete_dead_jumptables and cleanup_cfg.
647 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
649 * reload.c (find_reloads): Swap address_reloaded flags when
650 swapping commutative operands.
652 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
654 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
655 Use standard_iv_increment_position for computing the bsi position
657 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
660 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
663 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
664 life range of hard registers.
665 * value-prof.c (insn_prefetch_values_to_profile): Only
668 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
671 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
673 * bitmap.h (bitmap_and_compl_into): Return bool.
674 * bitmap.c (bitmap_and_compl_into): Return changed flag.
676 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
678 PR tree-optimization/19944
679 * fold-const.c (fold): Re-add ABS_EXPR folding.
681 2005-02-13 David Edelsohn <edelsohn@gnu.org>
684 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
685 {TARGET,MASK}_XL_COMPAT.
686 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
688 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
689 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
691 (rs6000_arg_partial_bytes): Same.
692 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
693 and XL compatibility enabled.
694 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
695 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
696 test to final condition.
697 (cmptf_internal2): New.
698 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
699 xl-compat. Add TFmode information to description.
701 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
703 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
705 2005-02-13 Jason Merrill <jason@redhat.com>
708 * fold-const.c (fold_indirect_ref_1): Split out from...
709 (build_fold_indirect_ref): Here.
710 (fold_indirect_ref): New fn.
711 * tree.h: Declare it.
712 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
713 (gimplify_modify_expr_rhs): Likewise.
714 (gimplify_expr): Likewise.
716 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
718 PR tree-optimization/14303
719 PR tree-optimization/15784
720 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
721 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
722 ABS_EXPR<x> != 0 to x != 0.
724 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
726 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
727 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
728 spelling conventions.
730 * passes.c (rest_of_handle_gcse): Don't run cse_main and
731 delete_trivially_dead_insns too many times.
733 * passes.c (rest_of_handle_gcse): Remove dead assignments to
736 2005-02-12 Ira Rosen <irar@il.ibm.com>
738 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
739 (vect_is_simple_iv_evolution): Remove redundant parameter
741 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
742 without last parameter.
743 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
744 Return pointer step. Call vect_is_simple_iv_evolution without
745 last parameter. Check only that the step is multiple of size
746 type. Remove stmt_vinfo updates.
747 (vect_get_memtag_and_dr): Remove.
748 (vect_get_memtag): New function.
749 (vect_address_analysis): New function.
750 (vect_object_analysis): New function.
751 (vect_analyze_data_refs): Call vect_object_analysis and
752 vect_get_memtag. Update stmt_vinfo fields.
754 2005-02-12 Ira Rosen <irar@il.ibm.com>
756 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
757 exist and are objects. Remove checks for pointer.
758 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
759 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
760 (vect_create_data_ref_ptr): Likewise.
761 (vect_base_addr_differ_p): New function.
762 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
763 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
764 Don't set the DR_BASE_NAME field of data-ref.
765 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
767 2005-02-12 Uros Bizjak <uros@kss-loka.si>
769 * optabs.h (enum optab_index): Add new OTI_ldexp.
770 (ldexp_optab): Define corresponding macro.
771 * optabs.c (init_optabs): Initialize ldexp_optab.
772 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
774 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
776 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
777 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
779 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
780 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
783 2005-02-12 Ira Rosen <irar@il.ibm.com>
785 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
787 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
789 (vect_get_base_and_offset): Always return an address.
790 (vect_create_addr_base_for_vector_ref): Remove treatment for
791 different data reference types.
792 (vect_compute_data_ref_alignment): Rename base to base_address in
793 stmt_vec_info. Get the object in order to force its alignment.
794 (vect_get_memtag_and_dr): Rename base to base_address in
795 stmt_vec_info. Extract the object for memtag analysis.
797 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
800 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
801 changes cc_status, use apply modified_in_p to part of cc_status
802 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
805 2005-02-11 Richard Henderson <rth@redhat.com>
807 * tree-complex.c (expand_complex_libcall): New.
808 (expand_complex_multiplication): Use it for c99 compliance.
809 (expand_complex_division): Likewise.
810 * fold-const.c (fold_complex_add, fold_complex_mult): New.
812 * builtins.c (built_in_names): Remove const.
813 * tree.c (build_common_builtin_nodes): Build complex arithmetic
815 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
816 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
817 (built_in_names): Remove const.
818 * c-common.c (c_common_type_for_mode): Handle complex modes.
819 * flags.h, toplev.c (flag_complex_method): Rename from
820 flag_complex_divide_method.
821 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
822 __mulsc3, __muldc3, __mulxc3, __multc3): New.
823 * libgcc2.h: Declare them.
824 * libgcc-std.ver: Export them.
825 * mklibgcc.in (lib2funcs): Build them.
827 2005-02-11 Steven Bosscher <stevenb@suse.de>
829 PR tree-optimization/19876
830 Partially revert my change from 2005-01-14
831 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
832 (compute_antic): ...and remove the loop here.
834 2005-02-11 Jakub Jelinek <jakub@redhat.com>
837 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
838 is number of inner's bits, avoid creating a BIT_FIELD_REF.
840 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
841 crtend.o if -pie. Use %{x:a;:b} spec syntax.
843 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
845 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
846 offsets for the big-endian 32-bit case.
848 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
850 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
852 2005-02-11 Dale Johannesen <dalej@apple.com>
854 * cselib.c (cselib_process_insn): Clear out regs where
855 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
856 * reload.c (find_equiv_reg): Ditto.
858 2005-02-11 Ian Lance Taylor <ian@airs.com>
860 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
863 * tree.c (build_function_type_list): Work correctly if there are
866 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
868 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
869 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
870 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
871 TARGET_ZARCH instead of TARGET_64BIT.
873 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
875 * config/rs6000/t-rtems:
876 (MULTILIB_OPTIONS): Remove mcpu=602.
877 (MUTLILIB_DIRNAMES): Remove m602.
878 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
879 Let mcpu=602 match mcpu=603.
880 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
882 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
884 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
887 2005-02-10 David Daney <ddaney@avtrex.com>
889 * config/alpha/linux-unwind.h: Add exception clause to copyright.
890 * config/i386/linux-unwind.h: Likewise.
891 * config/ia64/linux-unwind.h: Likewise.
892 * config/mips/linux-unwind.h: Likewise.
893 * config/pa/linux-unwind.h: Likewise.
894 * config/rs6000/linux-unwind.h: Likewise.
895 * config/s390/linux-unwind.h: Likewise.
896 * config/sh/linux-unwind.h: Likewise.
897 * config/sparc/linux-unwind.h: Likewise.
899 2005-02-10 Steven Bosscher <stevenb@suse.de>
901 PR tree-optimization/17549
902 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
903 TER to replace a DEF with its expression if the DEF and the
904 rhs of the expression we replace into have the same root
907 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
909 * config/mips/mips.md: Fix the placement of the match_scratch in the
912 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
914 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
917 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
919 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
920 (strip_offset): Handle addresses.
921 (add_address_candidates): Use strip_offset.
922 (difference_cost): Reflect strip_offset change.
923 (force_var_cost, difference_cost): Strip nops.
925 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
927 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
929 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
930 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
931 config/cris/cris-protos.h, config/cris/cris.c: Update
934 2005-02-10 Jeff Law <law@redhat.com>
936 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
937 (lookup_avail_expr): Similarly.
939 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
941 * builtins.c (fold_builtin_powi): New function.
942 (fold_builtin_1): Call it.
944 2005-02-10 Steven Bosscher <stevenb@suse.de>
946 PR documentation/19309
947 * doc/cpp.texi: The __GNUC__ and related predefined macros
948 are also defined for the "standalone" cpp.
949 Some non-GCC compilers may also define __GNUC__.
951 2005-02-10 Jakub Jelinek <jakub@redhat.com>
954 * c-typeck.c (common_type): New routine. Old common_type renamed
956 (c_common_type): ...this.
957 (build_conditional_expr, build_binary_op): Use c_common_type instead
960 2005-02-10 Steven Bosscher <stevenb@suse.de>
962 * doc/md.texi: Replace @samp{length} with @code{length}.
964 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
966 PR tree-optimization/18687
967 * tree-flow.h (find_loop_niter): Declare.
968 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
969 Try using scev even for loops with more than one exit.
970 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
971 (struct ivopts_data): Added niters field.
972 (struct nfe_cache_elt): New.
973 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
975 (tree_ssa_iv_optimize_init): Initialize niters cache.
976 (determine_number_of_iterations): Removed.
977 (find_induction_variables): Do not call determine_number_of_iterations.
978 Access niters for single exit through niter_for_single_dom_exit.
979 (add_iv_outer_candidates): Access niters for single exit through
980 niter_for_single_dom_exit.
981 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
982 number_of_iterations_cond.
983 (iv_period): New function.
984 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
985 (may_replace_final_value): Take data argument. Use
986 niter_for_single_dom_exit.
987 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
988 (rewrite_use_compare): Pass data to may_eliminate_iv.
989 (rewrite_use_outer): Pass data to may_replace_final_value.
990 (free_loop_data): Clean up the niters cache.
991 (tree_ssa_iv_optimize_finalize): Free the niters cache.
992 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
993 * tree-ssa-loop-niter.c (find_loop_niter): New function.
994 (find_loop_niter_by_eval): Use tree_int_cst_lt.
995 (num_ending_zeros): Moved to tree.c.
996 * tree.h (num_ending_zeros): Declare.
997 * tree.c (num_ending_zeros): Moved from tree.c.
999 2005-02-09 Richard Henderson <rth@redhat.com>
1001 * builtins.c (DEF_BUILTIN): Add COND argument.
1002 * tree.h (DEF_BUILTIN): Likewise.
1003 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
1004 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
1006 (DEF_BUILTIN_STUB): New.
1007 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
1008 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
1009 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
1010 * c-common.c (DEF_BUILTIN): Add COND argument.
1011 * tree.c (local_define_builtin): New.
1012 (build_common_builtin_nodes): New.
1014 2005-02-09 Roger Sayle <roger@eyesopen.com>
1016 * fold-const.c (fold_strip_sign_ops): New function to simplify a
1017 floating point expression ignoring the sign of the result.
1018 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
1019 (fold) <MULT_EXPR>: Use it to simplify x*x.
1020 * tree.h (fold_strip_sign_ops): Prototype here.
1021 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
1022 argument. Use fold_strip_sign_ops to simplify the first argument.
1023 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
1024 first argument when the second argument is an even integer
1025 constant, but only with -funsafe_math_optimizations.
1026 (fold_builtin_1): Update call to fold_builtin_copysign.
1028 2005-02-09 Ian Lance Taylor <ian@airs.com>
1031 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
1032 just check whether EH_FILTER_FAILURE falls through.
1034 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
1036 * gcc/haifa-sched.c (schedule_block): Make queued sched group
1037 insns return to ready list in the next turn.
1039 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1042 * builtins.def: New __builtin_powi[lf].
1043 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1044 (expand_builtin_powi): New function.
1045 (expand_builtin): Dispatch to expand_builtin_powi.
1046 * libgcc2.h: Add prototypes for __builtin_powi[lf].
1047 * libgcc2.c: Add __builtin_powi[lf] implementation.
1048 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
1049 * optabs.h: Add powi_optab.
1050 * optabs.c (init_optabs): Initialize powi_optab.
1051 * doc/extend.texi: Document __builtin_powi[lf].
1053 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
1055 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
1058 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1061 * fold-const.c (try_move_mult_to_index): Remove redundant
1062 type argument. Create ADDR_EXPR with correct type.
1063 (fold): Update callers of try_move_mult_to_index. Convert
1064 result to the appropriate type.
1066 2005-02-09 Roger Sayle <roger@eyesopen.com>
1069 * config/avr/avr.c (default_rtx_costs): Delete.
1070 (avr_operand_rtx_cost): New function.
1071 (avr_rtx_costs): Completely rewrite.
1073 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
1076 * config/cris/cris.c (in_code): New variable.
1077 (cris_output_addr_const): Now a static function, a wrapper for
1079 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
1080 case from old cris_output_addr_const.
1081 (cris_asm_output_label_ref): Similar for LABEL_REF.
1082 (cris_output_addr_const_extra): Similar for UNSPEC.
1083 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
1084 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
1085 * config/cris/cris-protos.h (cris_output_addr_const): Remove
1087 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
1088 (cris_asm_output_label_ref): Declare.
1090 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
1092 PR preprocessor/19801
1093 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
1094 filenames that changed when libcpp was moved to the toplevel.
1096 2005-02-07 Roger Sayle <roger@eyesopen.com>
1098 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1099 zero extensions of BImode operands. Call lowpart_subreg instead
1100 of gen_lowpart_common and gen_lowpart_SUBREG.
1102 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
1105 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
1106 * configure.ac: Set cc_for_cross_gnattools.
1107 * configure: Regenerate.
1109 2005-02-08 Alan Modra <amodra@bigpond.net.au>
1112 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
1114 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1117 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
1118 of nested functions.
1120 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
1122 * doc/extend.texi: Document deprecated extensions allowing
1123 static floating-point members to have initializers and allowing
1124 floating-point literals in integral constant expressions.
1126 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
1128 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
1129 config/darwin7.h, config/mips/mips.c,
1130 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
1133 * cse.c: Update comments.
1135 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
1138 * builtins.c (fold_builtin_sqrt): Transform
1139 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
1142 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
1143 Dorit Naishlos <dorit@il.ibm.com>
1145 * doc/invoke.texi (ftree-vectorizer-verbose): New.
1146 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
1147 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
1149 * tree.h (vect_set_verbosity_level): New extern function declaration
1151 * tree-vectorizer.h (verbosity_levels): New enum type.
1152 * tree-vectorizer.c (vect_debug_stats): Function removed.
1153 (vect_debug_details): Likewise.
1154 (vect_verbosity_level): Global variable was defined and initialized.
1155 (vect_dump): Global variable definition.
1156 (vect_print_dump_info): New function.
1157 (vect_set_dump_settings): New function.
1158 (vect_set_verbosity_level): New function.
1159 (vectorize_loops): Add call to vect_set_dump_settings.
1161 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
1162 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1163 (slpeel_tree_peel_loop_to_edge): Likewise.
1165 (vect_analyze_offset_expr): Call to vect_print_dump_info with
1166 appropriate verbosity level instead of call to vect_debug_details
1167 or vect_debug_stats.
1168 (vect_get_base_and_offset):
1169 (vect_create_addr_base_for_vector_ref):
1170 (get_vectype_for_scalar_type):
1171 (vect_create_data_ref_ptr):
1173 (vect_get_vec_def_for_operand):
1174 (vect_finish_stmt_generation):
1175 (vectorizable_assignment):
1176 (vectorizable_operation):
1177 (vectorizable_store):
1178 (vectorizable_load):
1179 (vect_transform_stmt):
1180 (vect_update_ivs_after_vectorizer):
1181 (vect_do_peeling_for_loop_bound):
1182 (vect_update_inits_of_drs):
1183 (vect_do_peeling_for_alignment):
1184 (vect_transform_loop):
1185 (vect_is_simple_use):
1186 (vect_analyze_operations):
1187 (vect_is_simple_iv_evolution):
1188 (vect_analyze_scalar_cycles):
1189 (vect_analyze_data_ref_dependence):
1190 (vect_analyze_data_ref_dependences):
1191 (vect_compute_data_ref_alignment):
1192 (vect_enhance_data_refs_alignment):
1193 (vect_analyze_data_refs_alignment):
1194 (vect_analyze_data_ref_access):
1195 (vect_analyze_data_ref_accesses):
1196 (vect_analyze_pointer_ref_access):
1197 (vect_get_memtag_and_dr):
1198 (vect_analyze_data_refs):
1199 (vect_mark_relevant):
1200 (vect_stmt_relevant_p):
1201 (vect_mark_stmts_to_be_vectorized):
1202 (vect_can_advance_ivs_p):
1203 (vect_get_loop_niters):
1204 (vect_analyze_loop_form):
1205 (vect_analyze_loop):
1206 (vectorize_loops): Likewise.
1208 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
1209 (vect_update_inits_of_drs):
1210 (vect_do_peeling_for_alignment):
1211 (vect_transform_loop):
1212 (vect_analyze_operations):
1213 (vect_analyze_scalar_cycles):
1214 (vect_analyze_data_ref_dependences):
1215 (vect_analyze_data_refs_alignment):
1216 (vect_analyze_data_ref_accesses):
1217 (vect_analyze_data_refs):
1218 (vect_mark_stmts_to_be_vectorized):
1219 (vect_get_loop_niters):
1220 (vect_analyze_loop_form):
1221 (vect_analyze_loop): Likewise.
1222 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
1224 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
1228 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1229 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1230 either -ffast-math or -funsafe-math-optimizations is in use.
1232 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1233 * config/mips/irix-csr.c: New file.
1234 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1235 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1236 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1239 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
1241 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
1242 redundant, incorrect definitions.
1244 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
1246 ("*tls_indirect_call"): New, reference hard regs directly.
1247 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
1249 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1251 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
1252 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
1254 2005-02-06 Roger Sayle <roger@eyesopen.com>
1256 PR rtl-optimization/19800
1257 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
1258 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
1261 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1263 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
1265 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
1268 * doc/invoke.texi: Correct documentation of -freorder-functions.
1270 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1273 * doc/invoke.texi: Don't mention gccbug.
1275 2005-02-06 Roger Sayle <roger@eyesopen.com>
1276 Andrew Pinski <pinskia@physics.uc.edu>
1277 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1279 * simplify-rtx.c (simplify_relational_operation_1): Simplify
1280 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
1281 into just (zero_extract:SI FOO (const_int 1) BAR).
1283 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1285 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
1286 macro locally. Don't give last revision date. Use GCC version
1287 number from gcc-common.texi.
1288 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
1289 revision date. Use GCC version number from gcc-common.texi.
1290 Describe being a library as current state rather than as 3.x
1292 * doc/gcc.texi: Remove last update date.
1293 * doc/gccint.texi: Likewise. Update copyright dates.
1294 * doc/install.texi: Update copyright dates.
1296 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1299 * doc/invoke.texi: Mention for each option included in -Wall that
1300 it is included in -Wall.
1301 * doc/gcc.texi: Update copyright and last modification date.
1303 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1305 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
1306 unnecessary cast to original induction variable increments.
1308 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1310 PR tree-optimization/18219
1311 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
1312 in distributed form.
1314 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
1316 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
1317 Set bitpos and offset later in the function. Do nothing if the
1318 target is a register and if the bitfield lies completely outside
1320 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
1321 here. Return an uninitialised register if the source value is stored
1322 in a register and the bitfield lies completely outside that register.
1324 2005-02-06 Steven Bosscher <stevenb@suse.de>
1326 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
1329 2005-02-06 Marcin Dalecki <martin@dalecki.de>
1331 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
1333 2005-02-06 Geoffrey Keating <geoffk@apple.com>
1335 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
1336 * config/darwin8.h: New.
1337 * config/darwin7.h: Update comment.
1339 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1340 Dorit Naishlos <dorit@il.ibm.com>
1342 * tree-vectorizer.h (LOC): New type.
1343 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
1344 (loop_line_number): New field in struct _loop_vec_info.
1345 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
1347 * tree-vectorizer.c (input.h): Included.
1348 (find_loop_location): New function.
1349 (vect_debug_stats): Argument changed from loop to LOC. Computation of
1350 loop line number removed.
1351 (vect_debug_details): Likewise.
1352 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
1354 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
1355 call to vect_debug_details/stats changed from loop to loop_loc.
1356 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1357 (slpeel_tree_peel_loop_to_edge): Likewise.
1359 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
1360 changed from NULL to UNKNOWN_LOC.
1361 (vect_get_base_and_offset):
1362 (vect_create_addr_base_for_vector_ref):
1363 (get_vectype_for_scalar_type):
1364 (vect_create_data_ref_ptr):
1366 (vect_get_vec_def_for_operand):
1367 (vect_finish_stmt_generation):
1368 (vectorizable_assignment):
1369 (vectorizable_operation):
1370 (vectorizable_store):
1371 (vectorizable_load):
1372 (vect_transform_stmt):
1373 (vect_update_ivs_after_vectorizer):
1374 (vect_do_peeling_for_loop_bound):
1375 (vect_do_peeling_for_alignment):
1376 (vect_transform_loop):
1377 (vect_is_simple_use):
1378 (vect_analyze_operations):
1379 (vect_is_simple_iv_evolution):
1380 (vect_analyze_scalar_cycles):
1381 (vect_analyze_data_ref_dependences):
1382 (vect_compute_data_ref_alignment):
1383 (vect_enhance_data_refs_alignment):
1384 (vect_analyze_data_ref_access):
1385 (vect_analyze_data_ref_accesses):
1386 (vect_analyze_pointer_ref_access):
1387 (vect_get_memtag_and_dr):
1388 (vect_analyze_data_refs):
1389 (vect_mark_relevant):
1390 (vect_stmt_relevant_p):
1391 (vect_mark_stmts_to_be_vectorized):
1392 (vect_can_advance_ivs_p):
1393 (vect_get_loop_niters):
1394 (vect_analyze_loop):
1395 (vectorize_loops): Likewise.
1397 (vectorizable_load): Argument in call to vect_debug_details/stats
1398 changed from loop to LOOP_LOC (loop_vinfo).
1399 (vect_transform_loop):
1400 (vect_analyze_operations):
1401 (vect_analyze_scalar_cycles):
1402 (vect_analyze_data_ref_dependence):
1403 (vect_enhance_data_refs_alignment):
1404 (vect_analyze_data_ref_accesses):
1405 (vect_analyze_pointer_ref_access):
1406 (vect_analyze_data_refs):
1407 (vect_analyze_loop): Likewise.
1409 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
1410 changed from loop to loop_loc.
1412 (vect_enhance_data_refs_alignment): Removed unused variable loop.
1414 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1415 Dorit Naishlos <dorit@il.ibm.com>
1417 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
1419 (vect_analyze_data_ref_dependences): Likewise.
1421 (vect_is_simple_use): Argument changed from loop structure to
1422 loop_vect_info structure.
1423 (vect_can_advance_ivs_p): Likewise.
1424 (vect_create_index_for_vector_ref): Likewise.
1425 (vect_update_ivs_after_vectorizer): Likewise.
1426 (new_stmt_vec_info): Likewise.
1428 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
1429 changed from loop to loop_vinfo.
1430 (vect_create_data_ref_ptr): First argument in call to
1431 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
1432 (vectorizable_assignment): Second argument in call to vect_is_simple_use
1433 was changed from loop to loop_vinfo.
1434 (vectorizable_operation): Likewise.
1435 (vectorizable_store): Likewise.
1436 (vect_mark_stmts_to_be_vectorized): Likewise.
1437 (vect_do_peeling_for_loop_bound): First argument in call to
1438 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
1439 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
1440 was changed from loop to loop_vinfo.
1441 (vect_analyze_data_ref_dependences): Third argument in call to
1442 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
1444 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
1445 (vect_create_data_ref_ptr): Likewise.
1446 (vect_init_vector): Likewise.
1447 (vect_get_vec_def_for_operand): Likewise.
1448 (vectorizable_assignment): Likewise.
1449 (vectorizable_operation): Likewise.
1450 (vectorizable_store): Likewise.
1451 (vectorizable_load): Likewise.
1452 (vect_update_ivs_after_vectorizer): Likewise.
1453 (vect_is_simple_use): Likewise.
1454 (vect_analyze_data_ref_dependence): Likewise.
1455 (vect_analyze_pointer_ref_access): Likewise.
1456 (vect_can_advance_ivs_p): Likewise.
1458 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
1459 before _stmt_vec_info.
1460 (_stmt_vec_info): Loop field replaced by loop_vec_info.
1461 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
1462 (new_stmt_vec_info): Argument changed from loop structure to
1463 loop_vect_info structure
1465 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
1466 (vect_analyze_offset_expr): Avoid 80 columns overflow.
1467 (vect_create_addr_base_for_vector_ref): Likewise.
1468 (vect_analyze_pointer_ref_access): Likewise.
1470 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1473 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
1474 phi flag if the phi is abnormal.
1476 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1479 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
1480 information for the new statement.
1482 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1485 * gcc.c (main): Include the target in -v output.
1487 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
1489 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
1490 Do not drop the extend if we'd have to add a paradoxical subreg
1491 later. Include optabs.h and insn-codes.h.
1492 * Makefile.in (combine.o): Depend on $(OPTABS_H).
1494 2005-02-02 Roger Sayle <roger@eyesopen.com>
1497 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
1498 * fold-const.c (const_binop): Avoid constant folding floating
1499 point operations in modes that use composite representations.
1500 * simplify-rtx.c (simplify_binary_operation): Likewise.
1502 2005-02-02 Geoffrey Keating <geoffk@apple.com>
1504 * config/rs6000/altivec.md (altivec_dst): Make the first operand
1506 (altivec_dstt): Likewise.
1507 (altivec_dstst): Likewise.
1508 (altivec_dststt): Likewise.
1509 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
1512 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1514 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
1515 EXPR_LOCUS from orig_cond to the new cond_stmt.
1516 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
1519 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1521 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
1522 standard_iv_increment_position. Remove call to bsi_next
1523 (no need to bump the iterator anymore).
1524 (vect_create_index_for_vector_ref): Call
1525 standard_iv_increment_position. Remove second function argument.
1526 (vect_finish_stmt_generation): Remove call to bsi_next
1527 (no need to bump the iterator anymore).
1528 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
1529 to vect_create_index_for_vector_ref.
1531 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1533 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
1534 phis are used out of the loop.
1536 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1539 * c-decl.c (undef_nested_function): New variable.
1540 (pop_scope): Diagnose undefined nested functions.
1541 (finish_function): Don't attempt cgraph processing or genericizing
1542 if current top-level function contained an undefined nested
1543 function. Reset undef_nested_function at the end of a top-level
1546 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
1548 * tree.c (build_int_cst_type): Take sign of the value into account
1549 when deciding whether sign extend the value.
1551 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1554 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
1555 (cpp_options, cc1_options): Change %{std*&ansi} to
1556 %{std*&ansi&trigraphs}.
1558 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1560 * cse.c: Update comments.
1562 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
1564 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
1565 arguments go on the stack. Do not put complex doubles in odd/even
1568 2005-02-02 Steven Bosscher <stevenb@suse.de>
1570 * doc/invoke.texi: Update the options enabled at -O1, -O2,
1571 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
1572 -ftree-pre, and -fthread-jumps.
1574 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
1576 PR tree-optimization/19578
1577 * tree-flow.h (modified_noreturn_calls): Declare.
1578 (noreturn_call_p): Declare.
1579 * tree-flow-inline.h (noreturn_call_p): New function.
1580 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
1581 * tree-cfg.c (modified_noreturn_calls): New variable.
1582 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
1583 that contain a mid-block noreturn call.
1584 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
1586 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1588 * df.c (df_def_record_1, df_uses_record): Don't use
1590 * df.h (DF_FOR_REGALLOC): Remove.
1592 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1595 * c-typeck.c (really_start_incremental_init): Reset
1596 constructor_max_index for arrays of incomplete type.
1598 2005-02-02 Jeff Law <law@redhat.com>
1600 * gcse.c (struct reg_set): Store the block index where the register
1601 was set rather than the setting insn.
1602 (record_one_set, compute_transp): Corresponding changes.
1603 (pre_insert_copy_insn): Do not call replace_one_set.
1604 (replace_one_set): Remove.
1606 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1609 * doc/gcov.texi: Fix typo.
1611 2005-02-01 Richard Henderson <rth@redhat.com
1614 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
1615 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
1617 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
1618 * config/i386/i386-protos.h: Update.
1620 2005-02-01 Steven Bosscher <stevenb@suse.de>
1622 PR tree-optimization/19217
1623 * tree-cfg.c (verify_expr): Use the data field to see if TP was
1624 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
1625 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
1626 that it is walking a PHI node.
1628 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
1630 * doc/extend.texi (Nested Functions): Update.
1632 2005-02-01 Richard Henderson <rth@redhat.com>
1635 * optabs.c (expand_copysign_absneg): Export.
1636 * optabs.h (expand_copysign_absneg): Declare.
1637 * config/rs6000/rs6000.md (copysigntf3): New.
1639 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1641 PR tree-optimization/19633
1642 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
1643 * tree-ssa-alias.c (init_alias_info): Initialize.
1644 (merge_pointed_to_info): Set.
1645 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
1646 (dump_points_to_info_for): Show value of pt_null.
1647 (struct count_ptr_d): Declare.
1648 (find_ptr_dereference): Remove.
1649 (ptr_is_dereferenced_by): Remove.
1650 (count_ptr_derefs): New local function.
1651 (count_uses_and_derefs): New local function.
1652 (compute_points_to_and_addr_escape): Call it. If the number
1653 of dereferences is greater than zero, mark the pointer as
1654 dereferenced. If there are fewer dereferences than uses of
1655 the pointer, the pointer's value escapes.
1657 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1659 PR tree-optimization/19670
1660 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
1662 (verify_use): ... set it here, instead.
1664 2005-02-01 Janis Johnson <janis187@us.ibm.com>
1666 * doc/sourcebuild.texi (Test directives): Fix formatting.
1668 * doc/sourcebuild.texi (Test directives): Describe selector
1671 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
1673 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
1674 specific 64-bit CPUs.
1676 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
1679 * arm.c (arm_eliminable_register): New function.
1680 (adjacent_mem_locations): Don't allow eliminable registers. Use
1681 HOST_WIDE_INT for address offsets.
1682 * arm-protos.h (arm_eliminable_register): Add prototype.
1684 2005-02-01 Steven Bosscher <stevenb@suse.de>
1686 PR optimization/15242
1687 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
1688 * basic-block.h (duplicate_computed_gotos): Add prototype.
1689 * bb-reorder.c (duplicate_computed_gotos): New function to
1690 duplicate sufficiently small blocks ending in a computed jump.
1691 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
1692 if not optimizing for size.
1693 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
1694 never do tail merging for blocks ending in a computed jump.
1695 * doc/invoke.texi: Document the max-goto-duplication-insns param.
1697 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1699 Patch from Richard Sandiford <rsandifo@redhat.com>
1700 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
1701 from inheriting a subreg equivalence with a non-spill register.
1703 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
1705 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
1707 * config/frv/frv.c (movcc_fp_destination_operand): New.
1708 (gpr_or_memory_operand): Fix typo in comment.
1709 (gpr_or_memory_operand_with_scratch): New.
1710 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
1711 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
1712 movcc_fp_destination_operand.
1713 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
1714 Legitimize memory addresses using a scratch register.
1716 2005-01-31 Jeff Law <law@redhat.com>
1718 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
1719 bitmap a sparse bitmap instead of a simple bitmap.
1720 (mark_def_sites_initialize_block): Corresponding changes.
1721 (ssa_mark_def_sites_initialize_block): Likewise.
1722 (ssa_mark_phi_uses): Likewise.
1723 (mark_def_site, ssa_mark_def_sites): Likewise.
1724 (mark_def_site_blocks): Likewise.
1725 (rewrite_ssa_into_ssa): Likewise.
1727 * tree-ssa-dom.c (record_cond): Pass correct variable type
1728 for last argument to htab_find_slot_with_hash.
1730 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
1731 effects when optimizing 0 % X. Do not try to optimize X % 0.
1733 2005-01-31 James E. Wilson <wilson@specifixinc.com>
1735 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
1738 2005-02-01 Eric Christopher <echristo@redhat.com>
1740 * config/mips/mips.c (override_options): Warn if -mint64
1742 * doc/invoke.texi (MIPS Options): Document that -mint64 is
1745 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
1747 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
1749 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
1750 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
1751 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
1752 (cached_regno): Initialize to INVALID_REGNUM.
1753 (cse_reg_info_table_size,
1754 cse_reg_info_table_first_uninitialized,
1755 cse_reg_info_timestamp): New.
1756 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
1758 (init_cse_reg_info, get_cse_reg_info_1): New.
1759 (get_cse_reg_info): Cache the last look-up.
1760 (new_basic_block): Update the code to clear mappings from
1761 registers to cse_reg_info entries.
1762 (cse_main): Call init_cse_reg_info.
1764 * cse.c (get_cse_reg_info): Update a comment.
1766 2005-01-31 Steven Bosscher <stevenb@suse.de>
1769 * c-decl.c (start_decl): Do not warn about arrays of elements with
1770 an incomplete type here.
1771 (grokdeclarator): Do it here by making a pedwarn an error.
1772 * c-typeck.c (push_init_level): If there were previous errors with
1773 the constructor type, do not warn about braces for initializers.
1774 (process_init_element): Likewise for excess initializer elements.
1776 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
1778 * cse.c (delete_trivially_dead_insn): Don't iterate.
1780 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
1782 * config/rs6000/rs6000.md (copysignsf3): New expand.
1783 (copysigndf3): Likewise.
1785 2005-01-31 Steven Bosscher <stevenb@suse.de>
1787 * recog.c (constrain_operands): Only look for earlyclobber operand
1788 conflicts if an '&' constraint was seen.
1790 2005-01-31 Marc Espie <espie@openbsd.org>
1792 * config.gcc: Don't include embedded systems fragment, switches default
1793 debugging format to ELF.
1794 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
1795 longer pick it up there.
1797 2005-01-31 Dale Johannesen <dalej@apple.com>
1799 * doc/extend.texi (nested functions): Fix linkage description.
1800 Clarify that static is not allowed.
1802 2005-01-31 Dale Johannesen <dalej@apple.com>
1804 * config/rs6000/darwin.md (movsf_low_di): Make work.
1805 (movdf_low_di): Make work.
1807 2005-01-31 Dale Johannesen <dalej@apple.com>
1809 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
1810 Make work for 64 bit.
1812 2005-01-31 Roger Sayle <roger@eyesopen.com>
1813 Dale Johannesen <dalej@apple.com>
1816 * fold-const.c (fold_binary_op_with_conditional_arg):
1817 Make types match original operands, before STRIP_NOPS.
1819 2005-01-31 Alan Modra <amodra@bigpond.net.au>
1821 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
1822 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
1823 (struct gcc_sigcontext): Delete. Merge contents to..
1824 (struct gcc_ucontext): ..here.
1825 (get_sigcontext): Delete.
1826 (get_regs): New function, like get_sigcontext but return regs ptr.
1827 64-bit version finds regs from r1 to support vdso.
1828 (ppc_linux_aux_vector): New function.
1829 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
1832 2005-01-31 Ira Rosen <irar@il.ibm.com>
1834 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
1836 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
1837 redundant fold. Fix misalignment for MINUS_EXPR.
1838 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
1839 (vect_analyze_pointer_ref_access): Likewise.
1840 (vect_get_memtag_and_dr): Likewise.
1842 2005-01-31 Richard Henderson <rth@redhat.com>
1844 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
1845 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
1846 absnegdf2_i387, absnegxf2_i387): Likewise.
1848 2005-01-31 Richard Henderson <rth@redhat.com>
1851 * optabs.c (expand_copysign_absneg): New.
1852 (expand_copysign_bit): Split out from ...
1853 (expand_copysign): ... here. Use expand_copysign_absneg.
1855 2005-01-30 Roger Sayle <roger@eyesopen.com>
1858 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
1859 constant as the second operand and a register as the third.
1861 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
1864 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
1865 that dllimport'd functions do not use all call-clobbered registers
1868 2005-01-30 Richard Henderson <rth@redhat.com>
1871 * optabs.c (expand_absneg_bit): Split out from expand_unop and
1872 expand_abs_nojump and generalize. Use operand_subword and
1873 emit_no_conflict_block. Support large modes.
1874 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
1876 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
1877 negation to subtraction.
1878 (expand_copysign): Check that the format has signed zeros.
1879 Use operand_subword and emit_no_conflict_block. Support large modes.
1881 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
1883 Fix PR tree-optimization/19624
1885 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
1886 * tree-ssa-pre.c: Add cfgloop.h.
1888 (pre_stats): New member, constified.
1889 (inserted_exprs): New static variable.
1890 (NECESSARY): New macro.
1891 (create_expression_by_pieces): Fold the expression, and
1892 mark it as defaulting to not necessary. Also put in
1894 (fully_constant_expression): New function.
1895 (insert_into_preds_of_block): Modify to not insert phis when we
1896 are playing with induction variables.
1897 Push phis onto the inserted_exprs vector, and mark them as not
1898 necessary by default.
1899 (insert_aux): Call fully_constant_expression on eprime.
1900 If all edges produce the same value, mark it constant.
1901 (mark_operand_necessary): New function.
1902 (remove_dead_inserted_code): New function.
1903 (init_pre): Init loop optimizer to get loop info.
1904 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
1905 (execute_pre): Commit edge inserts, then remove dead code.
1907 2005-01-30 Richard Henderson <rth@redhat.com>
1909 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
1910 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
1912 2005-01-30 Richard Henderson <rth@redhat.com>
1915 * config/i386/i386.c (ix86_expand_copysign): New.
1916 (ix86_split_copysign_const): New.
1917 (ix86_split_copysign_var): Rename from ix86_split_copysign,
1918 rearrange op1/nmask operands.
1919 * config/i386/i386-protos.h: Update.
1920 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
1921 (copysigndf3): Likewise.
1922 (copysignsf3_const, copysigndf3_const): New.
1923 (copysignsf3_var): Rename from copysignsf3, split out splitter
1924 and fix split predicate for X constraint.
1925 (copysigndf3_var): Similarly.
1927 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
1929 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
1930 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
1931 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
1933 2005-01-29 Richard Henderson <rth@redhat.com>
1936 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
1937 of # and * in constraints.
1939 2005-01-29 Richard Henderson <rth@redhat.com>
1942 * expr.c (store_field): Don't strip sub-mode cast when the input
1943 data is even smaller.
1945 2005-01-29 Richard Henderson <rth@redhat.com>
1948 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
1951 2005-01-29 Richard Henderson <rth@redhat.com>
1953 * combine.c (make_field_assignment): Fix argument order
1956 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
1958 PR tree-optimization/15791
1959 * fold-const.c (extract_array_ref): New function.
1960 (fold): Fold comparisons between &a[i] and &a[j] or
1961 semantically equivalent trees.
1963 2005-01-29 Jeff Law <law@redhat.com>
1965 * gcse.c (insert_expr_in_table): Revamp handling of available
1966 and anticipatable occurrence lists to avoid unnecessary list
1968 (insert_set_in_table): Similarly.
1970 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
1972 * c-common.c (fix_string_type): Just use c_build_qualified_type to
1974 (c_build_qualified_type): Build qualified array types with
1975 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
1976 * c-decl.c (c_make_fname_decl): Build unqualified array type
1977 before qualified type.
1978 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
1979 type is qualified, not just if type itself is. Don't apply
1980 qualifiers to array type when declarator is processed. Apply
1981 qualifiers to field type whether or not it is an array type.
1982 Don't handle array types specially for applying qualifiers to
1984 * c-typeck.c (composite_type): Build unqualified element type and
1985 array type when forming composite of array types.
1986 (common_pointer_type, comptypes, comp_target_types,
1987 type_lists_compatible_p, build_indirect_ref, build_array_ref,
1988 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
1990 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
1991 (args2) in variables a1 and a2.
1993 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
1995 * cse.c (n_elements_made, max_elements_made): Remove.
1996 (insert): Don't touch n_elements_made.
1997 (cse_main): Don't touch n_elements_made or max_elements_made.
1999 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
2002 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
2003 configuration part of dp-bit.c to be lost.
2005 2005-01-28 Roger Sayle <roger@eyesopen.com>
2007 * expmed.c (expand_mult_highpart_optab): When attempting to use
2008 a non-widening multiplication in a wider mode, the operands need
2009 to be converted (zero or sign extended) to that mode.
2011 2005-01-28 Ian Lance Taylor <ian@airs.com>
2015 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
2016 through if both operands fall through.
2018 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2020 * cse.c (fold_rtx) <PC>: Don't optimize.
2022 2005-01-28 Jeff Law <law@redhat.com>
2024 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
2025 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
2027 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2029 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
2030 cse_reg_info_used_list_end): Remove.
2031 (cse_reg_info_list, cse_reg_info_list_free): New.
2032 (get_cse_reg_info): When allocating an instance of
2033 cse_reg_info, add it to the beginning of the cse_reg_info_list
2034 list. Remove code to maintain cse_reg_info_used_list.
2035 (new_basic_block): Reset the free list to the beginning of
2038 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
2040 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2041 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2042 (frv_expand_mdpackh_builtin): New function.
2043 (frv_expand_builtin): Use it to expand __MDPACKH.
2044 * doc/extend.texi (__MDPACKH): Update documentation.
2046 2005-01-28 Uros Bizjak <uros@kss-loka.si>
2048 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
2049 SSE_FLOAT_MODE_P for use_sse computation.
2051 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
2054 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
2056 2005-01-27 Richard Henderson <rth@redhat.com>
2058 * builtins.c (expand_builtin_copysign): New.
2059 (expand_builtin): Call it.
2060 * genopinit.c (optabs): Add copysign_optab.
2061 * optabs.c (init_optabs): Initialize it.
2062 (expand_copysign): New.
2063 * optabs.h (OTI_copysign, copysign_optab): New.
2064 (expand_copysign): Declare.
2066 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
2067 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
2069 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
2070 (ix86_expand_fp_absneg_operator): ... here.
2071 (ix86_split_copysign): New.
2072 * config/i386/i386-protos.h: Update.
2073 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
2074 (copysignsf3, copysigndf3): New.
2076 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
2077 (copysignsf3, ncopysignsf3): New.
2078 (copysigndf3, ncopysigndf3): New.
2079 (copysignxf3, ncopysignxf3): New.
2080 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
2082 2005-01-27 Arend Bayer <arend.bayer@web.de>
2083 Kazu Hirata <kazu@cs.umass.edu>
2085 * cse.c: (find_best_addr): Don't call copy_rtx before calling
2086 fold_rtx. Save cost recomputation if fold_rtx did nothing.
2087 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
2090 2005-01-27 Jeff Law <law@redhat.com>
2092 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
2093 definitions of SSA_NAMEs which are not being rewritten.
2094 (rewrite_ssa_into_ssa): Only initialize the current definition
2095 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
2096 If checking is enabled, assert that SSA_NAME_AUX is clear for all
2097 SSA_NAMEs before returning.
2099 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
2101 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
2102 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
2103 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
2104 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
2105 config/mips/iris6.h, config/sh/sh.c: Update copyright.
2107 2005-01-27 Steven Bosscher <stevenb@suse.de>
2110 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
2111 higher to -O2 and higher. Likewise for tree PRE.
2112 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
2115 2005-01-27 Ian Lance Taylor <ian@airs.com>
2118 * gimple-low.c (try_catch_may_fallthru): New static function.
2119 (block_may_fallthru): Handle TRY_CATCH_EXPR.
2120 * tree-inline.c (expand_call_inline): Don't warn about reaching
2121 the end of a non-void function being inlined if the function uses
2124 2005-01-27 Jakub Jelinek <jakub@redhat.com>
2126 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
2129 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
2130 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
2131 (implicitly_declare): Handle error_mark_node.
2133 2005-01-27 Richard Henderson <rth@redhat.com>
2136 * tree.h (struct tree_decl): Add debug_expr_is_from.
2137 (DECL_DEBUG_EXPR_IS_FROM): New.
2138 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
2139 * dwarf2out.c (dwarf2out_var_location): Update to match.
2140 * tree-outof-ssa.c (create_temp): Likewise.
2141 * var-tracking.c (track_expr_p): Likewise.
2142 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
2143 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
2144 * toplev.c (default_tree_printer): Likewise.
2146 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
2148 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
2149 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
2151 2005-01-27 Steven Bosscher <stevenb@suse.de>
2153 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
2154 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
2155 ASM_CLOBBERS): Add tree checks.
2157 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
2158 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
2159 * c-common.def (SWITCH_STMT): Update to match.
2160 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
2161 macros instead of SWITCH_EXPR ones.
2162 * c-dump.c (c_dump_tree): Likewise.
2163 * c-gimplify.c (gimplify_switch_stmt): Likewise.
2164 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
2166 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
2168 2005-01-27 Alan Modra <amodra@bigpond.net.au>
2170 * unwind-dw2.c (execute_stack_op): Add missing cases for
2171 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
2173 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
2175 * config.gcc (Obsolete configurations): Remove 'dummy', add
2176 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
2179 2005-01-26 Diego Novillo <dnovillo@redhat.com>
2181 PR tree-optimization/19633
2182 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
2184 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
2185 are no call-clobbered variables.
2186 * tree-outof-ssa.c (check_replaceable): Return false for calls
2189 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
2191 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
2192 even for variables with NULL DECL_INITIAL.
2194 2005-01-26 Stuart Hastings <stuart@apple.com>
2196 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
2198 2005-01-26 Richard Henderson <rth@redhat.com>
2201 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2203 * expr.c (store_field): Strip conversions to odd-bit-sized types
2204 if the destination field width matches.
2206 2005-01-26 Richard Henderson <rth@redhat.com>
2208 * c-decl.c, expmed.c, expr.c: Revert last change.
2210 2005-01-26 Richard Henderson <rth@redhat.com>
2213 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2215 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
2216 if we don't need the bits above those present in the current mode.
2217 * expr.c (store_field): Strip conversions to odd-bit-sized types
2218 if the destination field width matches.
2220 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2222 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2223 either -ffast-math or -funsafe-math-optimizations is in use.
2225 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2229 * config/avr/avr.c (notice_update_cc): Only set condition code for
2230 ashrqi3 if shift count > 0.
2231 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
2232 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
2233 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
2234 count <= 0 as a no-op, and shift count >= width by copying zero
2235 or sign bit to all bits of the result.
2236 * config/avr/avr.md (all shifts): Add alternatives for zero shift
2237 count, with attribute "length" set to 0 and "cc" set to "none".
2239 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2241 * doc/invoke.texi: Document -mTLS.
2243 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
2244 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
2245 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
2246 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
2247 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
2248 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
2249 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
2250 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
2252 * configure.ac: Check for a TLS capable gas.
2254 * configure: Regenerate.
2256 2005-01-26 Richard Henderson <rth@redhat.com>
2259 * combine.c (make_field_assignment): Simplify store to zero_extract
2260 from a source with an overlapping mask.
2262 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2264 2004-11-11 Eric Christopher <echristo@redhat.com>
2266 * config/frv/frv.md: Add fr400_integer automaton. Don't
2267 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
2270 2005-01-26 Steven Bosscher <stevenb@suse.de>
2273 * cfgbuild.c (make_edges): Do not clear or set
2274 current_function_has_computed_jump.
2275 * function.h (struct function): Remove the has_computed_jump field.
2276 (current_function_has_computed_jump): Do not define.
2277 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
2278 in a computed jump. Ignore current_function_has_computed_jump.
2280 2005-01-26 Richard Henderson <rth@redhat.com>
2283 * expr.c (categorize_ctor_elements): New argument p_must_clear.
2284 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
2286 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
2287 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
2288 objects into static storage if they have more than one non-zero value.
2289 * tree.h (categorize_ctor_elements): Update decl.
2291 2005-01-26 Steven Bosscher <stevenb@suse.de>
2294 * tree.h (CALL_EXPR_TAILCALL): Add comment.
2295 * calls.c (check_sibcall_argument_overlap_1): Revert the change
2296 to this function from 2004-07-10.
2297 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
2298 the current function for tail call optimizations if the address
2299 of one of it its arguments is taken.
2301 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
2303 * cse.c (fold_rtx): Call equiv_constant only when necessary.
2305 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
2307 * function.c (expand_function_end): If current_function_calls_alloca,
2308 emit stack restore in a place that is reached when the function falls
2311 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
2313 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
2314 rule to avoid matching inappropriate suffix rule.
2316 2005-01-26 Jan Hubicka <jh@suse.cz>
2318 PR tree-optimization/19241
2319 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
2321 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2323 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
2324 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
2326 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
2327 <sim*>: Always use crt1.o, regardless of N in simN.
2328 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2329 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
2330 (CRT_CALL_STATIC_FUNCTION): Remove.
2331 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
2332 use crt1.o, regardless of N in simN.
2333 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2334 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
2335 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
2336 case isystem setting.
2337 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
2339 2005-01-25 Ian Lance Taylor <ian@airs.com>
2341 * gimple-low.c (block_may_fallthru): Correct handling of
2342 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
2344 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2346 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
2347 handlers to match indentation; nested under the mtune=* handler.
2348 Similar for mcpu= and march=.
2350 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
2352 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
2353 * config/mips/linux64.h (LIB_SPEC): Likewise.
2354 * config/mn10300/linux.h (LIB_SPEC): Likewise.
2355 * config/sh/linux.h (LIB_SPEC): Likewise.
2357 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
2359 * config/frv/frv.c (frv_legitimize_tls_address): New.
2360 (TARGET_HAVE_TLS): Define.
2361 (FRV_SYMBOL_REF_TLS_P): Define.
2362 (frv_override_options): Handle new register classes.
2363 (frv_legitimate_address_p): Reject tls addresses.
2364 (frv_legitimize_address): Handle TLS addresses.
2365 (gen_inlined_tls_plt): New.
2367 (frv_legitimize_tls_address): New.
2368 (unspec_got_name): Add TLS entries.
2369 (got12_operand): Add R_FRV_TLSMOFF12 case.
2370 (frv_emit_move): Fixup TLS addresses.
2371 (frv_emit_movsi): Legitimize TLS addresses.
2373 * config/frv/frv.h (MASK_BIG_TLS): New.
2374 (TARGET_BIG_TLS): New.
2375 (HAVE_AS_TLS): Define.
2376 (TARGET_SWITCHES): Add -mTLS and -mtls options.
2377 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
2378 (REG_CLASS_NAMES): Same.
2379 (REG_CLASS_CONTENTS): Same.
2380 (CONSTRAINT_LEN): New.
2381 (REG_CLASS_FROM_CONSTRAINT): New.
2382 (PREDICATE_CODES): Add symbolic_operand.
2384 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
2385 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
2386 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
2387 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
2388 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
2389 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
2390 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
2391 GR9_REG, GR14_REG, LRREG.
2392 (type): Add load_or_call attribute.
2393 ("load_or_call"): New reservation.
2394 ("call_gettlsoff"): New.
2395 ("tls_indirect_call"): New.
2396 ("tls_load_gottlsoff12"): New.
2397 ("tlsoff_hilo"): New.
2398 ("tls_tlsdesc_ldd"): New.
2399 ("tls_tlsoff_ld"): New.
2402 * config/frv/frv-protos.h (symbolic_operand): Protoize.
2404 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
2406 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
2407 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
2408 * config/frv/frv.c (TLS_BIAS): Define.
2409 (frv_output_dwarf_dtprel): New.
2411 2005-01-26 Jakub Jelinek <jakub@redhat.com>
2413 PR rtl-optimization/19579
2414 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
2415 both A and B, see if they don't clobber registers the other expr uses.
2417 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
2419 * real.c (do_add): Initialize signalling and canonical members.
2421 * real.c (real_from_integer): Zero out destination.
2423 2005-01-18 Jan Hubicka <jh@suse.cz>
2425 PR tree-optimize/19337
2426 * tree-inline.c (initialize_inlined_parameters): Copy
2427 saved_static_chain_decl only.
2429 2005-01-25 Richard Henderson <rth@redhat.com>
2433 * config/i386/i386.c (x86_inter_unit_moves): Zero.
2434 (ix86_preferred_reload_class): Rewrite fp-constant section, with
2435 80387 enabled, to return a proper subclass. Return the subset that
2436 overlaps with GENERAL_REGS for PLUS.
2437 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
2439 2005-01-25 Richard Henderson <rth@redhat.com>
2442 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
2444 2005-01-25 Roger Sayle <roger@eyesopen.com>
2446 * expmed.c (choose_multiplier): Change interface to return the
2447 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
2448 (expand_divmod): Update calls to choose_multiplier.
2450 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2453 * expmed.c (extract_bit_field): Use adjust_address instead of
2454 gen_lowpart when op0 is a MEM.
2456 2005-01-24 Steven Bosscher <stevenb@suse.de>
2458 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
2460 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2462 * config/mips/irix-csr.c: New file.
2463 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2464 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2465 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2468 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
2471 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
2472 sparc/elf.h, add sparc/sp-elf.h.
2473 (sparc-*-rtems*): Likewise.
2474 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
2475 tm-dwarf2.h, add sparc/sp-elf.h.
2476 (sparc86x-*-elf): Likewise.
2477 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
2478 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
2479 TARGET_OS_CPP_BUILTINS.
2480 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2481 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2483 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
2484 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
2485 (SWITCH_TAKES_ARG): Likewise.
2486 (LOCAL_LABEL_PREFIX): Likewise.
2487 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2488 (TARGET_N_FORMAT_TYPES): Delete.
2489 (TARGET_FORMAT_TYPES): Likewise.
2490 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
2491 * config/sparc/elf.h: Delete.
2492 * config/sparc/sp-elf.h: New file.
2494 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2496 * tree-flow-inline.h (phi_arg_from_edge): Remove.
2497 * tree-flow.h: Remove the corresponding prototype.
2498 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
2499 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
2501 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2504 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
2505 for AIX ABI or ELF -fPIC.
2506 (rs6000_emit_load_toc_table): Don't create toc_section here.
2507 (rs6000_xcoff_file_start): Nor here.
2509 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
2511 * sh.c (ra.h): Don't #include.
2512 (hard_regs_intersect_p): New function, resurrected from ra.c.
2514 * sh.c: Fix 1996 Copyright.
2516 2005-01-24 Richard Henderson <rth@redhat.com>
2517 Aldy Hernandez <aldyh@redhat.com>
2519 * regrename.c (note_sets): Handle subregs.
2521 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
2524 * genconditions.c (write_header, write_conditions): Elide file if
2527 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2529 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
2530 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
2533 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2535 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
2536 expand_builtin_printf, expand_builtin_fprintf,
2537 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
2538 checking against POINTER_TYPE.
2539 (validate_arglist): Handle POINTER_TYPE code by checking
2542 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
2544 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
2546 (for_each_rtx): Call for_each_rtx_1.
2547 * rtl.h (init_rtlanal): Declare.
2548 * toplev.c (backend_init): Call init_rtlanal.
2550 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2552 * flow.c (propagate_one_insn): Formatting.
2555 * flow.c (libcall_dead_p): Be more conservative if unsure.
2556 If there are any instructions between insn and call, see if they are
2557 all dead before saying the libcall is dead.
2559 2005-01-24 Uros Bizjak <uros@kss-loka.si>
2561 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
2562 operand constraint for operand 0.
2564 2005-01-23 Richard Henderson <rth@redhat.com>
2567 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
2568 edges leading to join block.
2570 2005-01-23 Roger Sayle <roger@eyesopen.com>
2572 * expmed.c (expand_mult_highpart): Make static. Change type of
2573 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
2574 (expand_divmod): Updates calls to expand_mult_highpart by using
2575 gen_int_mode to pass a CONST_INT rtx.
2576 * rtl.h (expand_mult_highpart): Remove prototype.
2578 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2580 * flow.c (regset_bytes, regset_size): Remove.
2582 * cfganal.c: Fix a reference to Harvey's paper.
2584 2005-01-23 Steven Bosscher <stevenb@suse.de>
2586 PR rtl-optimization/19464
2587 * tree-optimize.c (init_tree_optimization_passes): Add one more
2588 copyrename pass just before out-of-ssa.
2590 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
2593 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
2594 * ggc-none.c (ggc_free): Define.
2596 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2598 * cse.c (max_reg, max_insn_uid): Remove.
2599 (cse_main): Don't access max_reg or max_insn_uid.
2601 * c-common.c (explicit_flag_signed_bitfields,
2602 lang_statement_code_p, lang_expand_function_end): Remove.
2603 * c-common.h: Remove the corresponding declarations.
2604 * c-opts.c (c_common_handle_option): Remove all write access
2605 to explicit_flag_signed_bitfields.
2607 * cgraph.c (cgraph_varpool_n_nodes): Remove.
2608 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
2609 * cgraph.h: Remove the corresponding declaration.
2611 * gcse.c (null_pointer_info): Remove.
2613 2005-01-23 Roger Sayle <roger@eyesopen.com>
2614 Eric Botcazou <ebotcazou@libertysurf.fr>
2616 * combine.c (simplify_logical): Only simplify logical expressions
2617 of the form ior(and(x,y),z) by the inverse distributive law if the
2618 result is cheaper than the original.
2620 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2622 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
2623 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
2624 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
2625 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
2626 config/freebsd-spec.h, config/arm/arm.h,
2627 config/h8300/h8300.md, config/i386/i386.md,
2628 config/i386/predicates.md, config/i386/sse.md,
2629 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
2630 config/vax/vax.md: Fix comment typos. Follow spelling
2633 2005-01-23 Steven Bosscher <stevenb@suse.de>
2635 * gengtype.c (walk_type): Produce `not equal to' compares for loop
2636 tests, instead of `less than'.
2638 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
2640 * function.c (assign_parm_setup_block): When creating a new stack slot
2641 for a parameter, get its alignment from the parameter's DECL_ALIGN
2642 rather than the type's TYPE_ALIGN. Make sure that the parameter
2643 is at least word aligned.
2645 2005-01-22 Roger Sayle <roger@eyesopen.com>
2648 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
2650 2005-01-22 Richard Henderson <rth@redhat.com>
2653 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
2654 in both compare operands.
2655 (movdfcc_1_sse_max): Likewise.
2656 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
2657 (movdfcc_1_sse): Likewise.
2658 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
2659 scratch register as needed.
2661 2005-01-22 Richard Henderson <rth@redhat.com>
2663 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
2665 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
2667 2005-01-22 Richard Henderson <rth@redhat.com>
2669 * genopinit.c (optabs): Use smin/smax for floating point too.
2670 * doc/md.texi: Update to match. Clarify that floating point
2671 results are undefined for +0/-0 and NaN.
2672 * doc/rtl.texi: Likewise.
2673 * rtl.def (SMIN, SMAX): Likewise
2674 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
2676 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
2677 leading 's' to the name.
2678 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
2679 smaxxf3, sminxf3): Likewise.
2680 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
2683 2005-01-22 Paul Brook <paul@codesourcery.com>
2685 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
2687 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
2689 * config/s390/s390.c (struct processor_costs): New fields
2690 dlgr, dlr, dr, dsgfr, dsgr.
2691 (z900_cost, z990_cost): Values for new fields.
2692 (s390_rtx_costs): New cases MEM und COMPARE in switch
2693 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
2694 DIV, MOD, UDIV, UMOD.
2696 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2698 * config/s390/s390.md ("doloop_si64"): Reload input value directly
2699 into the register being decremented.
2700 ("doloop_si31", "doloop_di"): Likewise.
2701 ("*doloop_si_long"): Adapt pattern.
2703 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2705 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
2707 (CLASS_MAX_NREGS): Likewise.
2709 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
2711 * doc/tree-ssa.texi (Statement Operands): Add example for new
2712 must-def macro. Note deprecation of old operands interface.
2714 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
2716 PR tree-optimization/19484
2717 * tree-cfg.c (remove_fallthru_edge): New function.
2718 (cleanup_control_flow): Remove fallthru edges from calls that are
2719 now known not to return.
2721 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2723 Fix PR tree-optimization/19038
2724 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
2725 copies with loop variant ones.
2727 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
2729 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
2730 config/alpha/alpha-protos.h, config/alpha/alpha.h,
2731 config/alpha/alpha.md, config/alpha/predicates.md,
2732 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
2733 config/sparc/sol2.h: Update copyright.
2735 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
2736 first label to see if it is a nonlocal label.
2738 2005-01-22 David Edelsohn <edelsohn@gnu.org>
2739 Andrew Pinski <pinskia@physics.uc.edu>
2742 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
2743 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
2745 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2747 * config/rs6000/rtems.h: Update copyright.
2749 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2752 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
2753 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
2754 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
2756 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2759 * c-typeck.c (convert_arguments): Check for error_mark_node.
2761 2005-01-21 Ian Lance Taylor <ian@airs.com>
2763 PR tree-optimization/13000
2764 * tree-inline.c: Include "tree-flow.h".
2765 (expand_call_inline): If warn_return_type, warn if non-void inline
2766 function falls through.
2767 * tree-cfg.c (execute_warn_function_return): Don't warn about
2768 control reaching end if TREE_NO_WARNING is set. Set
2770 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
2772 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
2773 branch if we don't need one.
2774 * c-typeck.c: Include "tree-flow.h"
2775 (c_finish_bc_stmt): Don't add a goto if the current statement
2776 list doesn't fall through to the current point.
2778 2005-01-21 Roger Sayle <roger@eyesopen.com>
2780 PR rtl-optimization/576
2781 * real.c (real_arithmetic): Change return type from void to bool
2782 to return an indication that the result may be inexact.
2783 * real.h (real_arithmeric): Update prototype.
2784 * fold-const.c (const_binop): Don't constant fold floating
2785 point expressions when the user specifies -frounding-math and
2786 the result may depend upon the run-time rounding mode.
2787 (fold_convert_const_real_from_real): Clean-up.
2788 (fold_initializer): Ignore flag_rounding_math for initializers.
2789 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
2790 constant fold FP operations with flag_rounding_math if the
2791 result may depend upon the run-time rounding mode.
2793 2005-01-21 Tom Tromey <tromey@redhat.com>
2795 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
2797 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
2799 * tree-cfg.c: Fix comment typos.
2801 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
2803 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
2804 around the call to rest_of_handle_branch_target_load_optimize.
2806 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2808 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
2809 (sparc64-*-openbsd*): Likewise.
2810 (sparclite-*-elf*): Include tm-dwarf2.h.
2811 (sparc86x-*-elf*): Likewise.
2812 (sparc64-*-elf*): Likewise.
2813 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
2814 (DBX_DEBUGGING_INFO): Likewise.
2815 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
2816 (PREFERRED_DEBUGGING_TYPE): Likewise.
2817 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
2818 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
2819 (PREFERRED_DEBUGGING_TYPE): Likewise.
2820 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
2821 (PREFERRED_DEBUGGING_TYPE): Likewise.
2822 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
2824 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
2827 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
2829 2005-01-20 Paul Brook <paul@codesourcery.com>
2831 * doc/rtl.texi: Document value extension requirements for CONST_INT.
2833 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2835 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
2836 label is first in a sequence of labels.
2838 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
2840 2005-01-20 Janis Johnson <janis187@us.ibm.com>
2841 Giovanni Bajo <giovannibajo@gcc.gnu.org>
2843 * doc/sourcebuild.texi (Test Directives): New.
2845 2005-01-20 Roger Sayle <roger@eyesopen.com>
2847 * real.c (real_floor): Don't leave the result uninitialized when
2848 mode is VOIDMode, but return the unrounded intermediate value.
2849 (real_ceil): Likewise.
2851 2005-01-20 Paul Brook <paul@codesourcery.com>
2853 * config/arm/arm.md (insv): Use gen_int_mode.
2855 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2857 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
2858 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2859 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2860 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2861 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2863 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2866 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
2867 fbreg, so we have to assume we can't.
2868 (loc_descriptor_from_tree_1): Ditto.
2869 (containing_function_has_frame_base): New function.
2870 (add_location_or_const_value_attribute): Use it.
2871 Also try to generate a frame_base from a single element location
2874 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2876 PR tree-optimization/15349
2877 * timevar.def (TV_TREE_MERGE_PHI): New.
2878 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
2880 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
2881 calls to tree_forwarder_block_p.
2882 (remove_forwarder_block_with_phi, merge_phi_nodes,
2883 gate_merge_phi, pass_merge_phi): New.
2884 * tree-optimize.c (init_tree_optimization_passes): Add
2886 * tree-pass.h: Add an extern for pass_merge_phi;
2888 2005-01-20 Richard Henderson <rth@redhat.com>
2891 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
2892 (_mm_castps_pd, _mm_castps_si128): New.
2893 (_mm_castsi128_ps, _mm_castsi128_pd): New.
2895 2005-01-20 Richard Henderson <rth@redhat.com>
2898 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
2899 __builtin_ia32_vec_init_v2si.
2900 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
2901 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
2902 (ix86_init_mmx_sse_builtins): Create it.
2903 (ix86_expand_builtin): Expand it.
2904 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
2905 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
2906 (vec_extractv2si_0, vec_extractv2si_1): New.
2908 2005-01-20 Richard Henderson <rth@redhat.com>
2911 * config/i386/i386.c (ix86_expand_push): New.
2912 * config/i386/mmx.md (push<MMXMODE>1): New.
2913 * config/i386/sse.md (push<SSEMODE>1): New.
2914 * config/i386/i386-protos.h: Update.
2916 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2918 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
2921 2005-01-20 Richard Henderson <rth@redhat.com>
2923 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
2924 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
2926 2005-01-19 Richard Henderson <rth@redhat.com>
2929 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
2930 to V4SFmode in SSE1 fallback load path.
2932 2005-01-19 Richard Henderson <rth@redhat.com>
2934 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
2935 in QImode expansion to ix86_expand_vector_set.
2936 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
2938 2005-01-19 Richard Henderson <rth@redhat.com>
2941 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
2942 subclass of the input class.
2943 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
2944 Always true for cross-SSE1 classes. Rationalize conditionals.
2945 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
2946 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
2947 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
2948 (movdi_2): Add MMX/SSE zeros.
2949 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
2950 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
2951 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2952 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
2953 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
2954 (zero_extendsidi2_rex64_1): Remove.
2955 (MOV0 peephole): Check GENERAL_REG_P.
2957 2005-01-19 Richard Henderson <rth@redhat.com>
2960 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
2962 (ix86_expand_vector_extract): Likewise.
2964 2005-01-19 Richard Henderson <rth@redhat.com>
2967 * expr.c (emit_move_change_mode): New argument force; use
2968 simplify_gen_subreg if true.
2969 (emit_move_via_alt_mode): Merge into ...
2970 (emit_move_via_integer): ... here.
2971 (emit_move_ccmode): Use emit_move_change_mode directly.
2973 2005-01-19 Richard Henderson <rth@redhat.com>
2976 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
2977 (alpha_preferred_reload_class): Handle CONST_VECTOR.
2978 (alpha_emit_set_const_1): Add no_output parameter; don't emit
2980 (alpha_emit_set_const): Likewise. Make static.
2981 (alpha_emit_set_long_const): Make static.
2982 (alpha_extract_integer): Split out from alpha_expand_mov.
2983 (alpha_split_const_mov): Likewise.
2984 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
2985 (alpha_legitimate_constant_p): New.
2986 * config/alpha/alpha-protos.h: Update.
2987 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
2988 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
2989 * config/alpha/alpha.md (movsi): Add n alternative.
2990 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
2991 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
2992 (splitters for all of the above): Use alpha_split_const_mov.
2993 * config/alpha/predicates.md (non_add_const_operand): New.
2994 (non_zero_const_operand): New.
2995 (input_operand): Use alpha_legitimate_constant_p after reload.
2997 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
2999 PR tree-optimization/19038
3000 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
3001 (add_candidate): Add ivs with increment in latch only if
3002 allow_ip_end_pos_p is true.
3003 (determine_iv_cost): Use empty_block_p.
3005 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
3007 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
3008 (compute_dominance_frontiers): Ditto.
3010 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
3013 * config/sh/t-rtems: New.
3014 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
3016 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3018 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
3019 the offset of the selected field.
3021 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
3023 * tree-cfg.c (remove_forwarder_block): Fix the check to
3024 prevent a nonlocal label from appearing in the middle of a
3027 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
3029 PR rtl-optimization/19462
3030 * reorg.c (find_end_label): Create return insn only if
3031 current_function_epilogue_delay_list is empty.
3033 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
3035 * doc/passes.texi: Remove paragraph mentioning new-ra.
3037 2005-01-19 Jakub Jelinek <jakub@redhat.com>
3039 PR rtl-optimization/15139
3040 * combine.c: Include params.h.
3041 (count_rtxs): New function.
3042 (record_value_for_reg): If replace_rtx would replace at least
3043 2 occurrences of REG in VALUE and TEM is really large, replace REG with
3044 (clobber (const_int 0)) instead of TEM.
3045 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
3046 * params.h (MAX_LAST_VALUE_RTL): New.
3047 * Makefile.in (combine.o): Depend on $(PARAMS_H).
3048 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
3051 * c-typeck.c (digest_init): Only call build_vector if all constructor
3052 elements are *_CST nodes.
3053 * gimplify.c (gimplify_init_constructor): Likewise.
3056 * c-typeck.c (digest_init): Only call build_vector if inside_init
3059 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3061 * toplev.c (init_asm_output): Remove dead #ifdef.
3063 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
3065 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
3067 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3069 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
3070 accessing DECL_FUNCTION_CODE.
3071 * dojump.c (do_jump): Likewise.
3072 * gimplify.c (gimplify_call_expr): Likewise.
3073 * predict.c (expr_expected_value): Likewise.
3074 (strip_builtin_expect): Likewise.
3075 * tree-inline.c (estimate_num_insns_1): Likewise.
3076 * tree-ssa-loop-im.c (stmt_cost): Likewise
3077 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
3078 (tree_expr_nonnegative_p): Likewise.
3080 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3082 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
3083 variant of the load_pcrel_sym pattern.
3084 * config/sparc/sparc.md (P macro): Move to the top.
3085 (load_pcrel_sym): Macroize using P.
3086 (save_register_window): Likewise.
3088 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
3090 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
3093 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
3096 * c-typeck.c (build_asm_expr): Strip nops off
3097 input memory operands.
3099 2005-01-18 David Edelsohn <edelsohn@gnu.org>
3101 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
3102 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
3103 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
3104 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
3106 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
3109 * config/i386/i386.c (override_options): If the 80387 is disabled,
3110 then do not return FP values using FP registers.
3112 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
3114 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
3115 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
3116 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
3117 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
3118 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
3119 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
3120 output.h, postreload-gcse.c, postreload.c, recog.c,
3121 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
3122 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
3123 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
3124 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
3125 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
3126 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
3127 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
3128 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
3130 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
3131 config/alpha/alpha.c, config/arm/vfp.md,
3132 config/i386/emmintrin.h, config/i386/i386-modes.def,
3133 config/i386/i386-protos.h, config/i386/i386.h,
3134 config/i386/pmmintrin.h, config/i386/ppro.md,
3135 config/i386/predicates.md, config/i386/xmmintrin.h,
3136 config/i860/i860.c, config/ia64/ia64-modes.def,
3137 config/ia64/ia64-protos.h, config/ia64/ia64.h,
3138 config/ia64/ia64.md, config/ia64/itanium1.md,
3139 config/ia64/itanium2.md, config/ia64/predicates.md,
3140 config/iq2000/iq2000.h, config/mips/linux64.h,
3141 config/rs6000/aix41.h, config/rs6000/aix43.h,
3142 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
3143 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3144 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
3145 config/sparc/linux64.h, config/sparc/litecoff.h,
3146 config/sparc/sp64-elf.h, config/sparc/sparc.c,
3147 config/sparc/sparc.h, config/sparc/sparc.md,
3148 config/sparc/sysv4-only.h: Update copyright.
3150 2005-01-18 Richard Henderson <rth@redhat.com>
3153 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
3155 2005-01-18 Marc Espie <espie@openbsd.org>
3156 * config/i386/openbsdelf.h: Typo.
3158 2005-01-18 Richard Henderson <rth@redhat.com>
3160 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
3161 special case for sse.
3162 * config/i386/predicates.md (sse_comparison_operator): Likewise.
3164 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
3166 * tree-inline.c (estimate_num_insns_1): Added cases for
3167 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
3169 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3171 PR rtl-optimization/19296
3172 * combine.c (simplify_comparison): Rewrite the condition under
3173 which a non-paradoxical SUBREG of a PLUS can be lifted when
3174 compared against a constant.
3176 2005-01-18 Andi Kleen <ak@muc.de>
3178 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
3179 * c.opt (-Wpointer-sign): Add.
3180 * doc/invoke.texi: (-Wpointer-sign): Add.
3182 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3184 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
3185 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
3186 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
3187 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
3188 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
3189 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
3190 for TARGET_MIX_SSE_I387.
3191 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
3192 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
3193 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
3194 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
3195 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
3196 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
3197 TARGET_MIX_SSE_I387.
3198 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
3201 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3204 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
3205 Add movaps alternative for xmm reg->reg move.
3207 2005-01-17 Jeff Law <law@redhat.com>
3209 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
3210 at the end of the main DOM loop rather than just before DOM exits.
3212 2005-01-17 Diego Novillo <dnovillo@redhat.com>
3214 PR tree-optimization/19121
3215 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
3216 adding aliases to a name tag, also add them to the pointer's
3218 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
3219 sensitive alias info at all. Only check that the two pointers
3220 have compatible pointed-to sets.
3221 * tree-ssa.c (verify_name_tags): Verify that the alias set of
3222 a pointer's type tag is a superset of the alias set of the
3225 2005-01-17 James E Wilson <wilson@specifixinc.com>
3228 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
3229 comment to document why.
3231 2005-01-17 Richard Henderson <rth@redhat.com>
3233 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
3234 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
3235 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
3236 sse2_vmsminv2df3_finite): New.
3237 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
3238 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
3239 Force op1 into register.
3241 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
3243 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
3244 bubblestrap from always rebuilding build directory.
3246 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
3248 * config/s390/s390.md ("*clc"): Remove incorrect '='.
3249 ("*cmpmem_short"): Likewise.
3251 2005-01-17 Steven Bosscher <stevenb@suse.de>
3253 * basic-block.h: Document BB_* flags.
3254 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
3255 use an sbitmap instead.
3256 * sched-rgn.c (compute_trg_info): Likewise.
3258 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
3260 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
3261 redundant target_cpu_default and extra_parts lines. Use the default
3263 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
3264 (SUBTARGET_EXTRA_SPECS): Delete.
3265 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
3266 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
3267 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
3268 and "n32" for -mabi=n32.
3270 2005-01-17 Ian Lance Taylor <ian@airs.com>
3273 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
3274 fold constant variables into initial values.
3276 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3278 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
3280 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
3281 through the statements backward.
3283 2005-01-17 Ian Lance Taylor <ian@airs.com>
3285 PR middle-end/13127:
3286 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
3287 a variable set to the return value of the inlined function.
3289 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
3291 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
3292 when modes are tieable.
3294 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
3296 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
3297 of pthread_create to find out if threads are enabled.
3298 * gthr-posix95.h (__gthread_active_p): Likewise.
3300 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3302 * common.opt (-fnew-ra): Remove.
3304 * toplev.h (flag_new_regalloc): Remove.
3305 * Makefile.in (ra*.*): Don't mention.
3306 * passes.c (rest_of_handle_new_regalloc): Remove.
3307 (rest_of_handle_combine, rest_of_compilation): Always consider
3308 flag_new_regalloc as false.
3309 * doc/invoke.texi: Don't document -fnew-ra.
3311 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3313 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
3314 last parameter to reg_scan.
3315 * loop.c (loop_optimize): Likewise.
3316 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
3317 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
3318 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3319 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3320 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
3321 * regclass.c (reg_scan): Likewise, for the declaration.
3322 * rtl.h (reg_scan): Likewise, for the prototype.
3324 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3326 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
3327 mark_dfs_back_edges.
3329 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
3331 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
3332 (compute_avail): Uses don't go in tmp_gen.
3334 2005-01-16 Steven Bosscher <stevenb@suse.de>
3336 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
3337 loop to look for a free slot in a page entry.
3339 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3342 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
3343 * toplev.c (compile_file): Call process_pending_assemble_output_defs
3344 just before targetm.asm_out.file_end.
3345 * tree.h (process_pending_assemble_output_defs): Declare.
3346 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
3348 (assemble_alias): Defer generation of assembly code for defines when
3349 TARGET_DEFERRED_OUTPUT_DEFS is true.
3350 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3351 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3352 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
3354 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3357 * pa.c (pa_scalar_mode_supported_p): New function.
3358 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3359 * pa.h (MIN_UNITS_PER_WORD): Add comment.
3361 * pa-protos.h (prefetch_operand): Delete.
3362 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
3363 * pa.c (prefetch_operand): Delete.
3364 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
3365 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
3366 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
3367 and prefetch_nocc_operand.
3368 * pa.md (prefetch): Rework to avoid reload problems handling short
3369 displacements when a cache control completer needs to be provided.
3370 (prefetch_32, prefetch_64): Delete.
3371 (prefetch_cc, prefetch_nocc): New patterns.
3373 2005-01-15 David Edelsohn <edelsohn@gnu.org>
3375 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
3377 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3380 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
3381 exceeds maximum alignment for global common data.
3382 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
3383 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
3385 2004-01-15 Roger Sayle <roger@eyesopen.com>
3387 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
3389 2004-01-15 Roger Sayle <roger@eyesopen.com>
3391 * harg-reg-set.h (reg_class_names): Prototype global array.
3392 * regclass.c (reg_class_names): Declare here and initialize to
3394 (dump_regclass): Remove local declaration of reg_class_names.
3395 (regclass): Likewise.
3396 * cfg.c (dump_flow_info): Likewise.
3397 * ra-debug.c (reg_class_names): Likewise.
3398 * regrename.c (reg_class_names): Likewise.
3399 * reload.c (reg_class_names): Likewise.
3400 * reload1.c (spill_failure): Likewise.
3401 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
3403 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
3405 * config/s390/s390.md ("reload_outti"): Remove predicate for
3406 output operand. Abort if operand is not a MEM.
3407 ("reload_outdi", "reload_outdf"): Likewise.
3409 2005-01-15 Marc Espie <espie@openbsd.org>
3411 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
3412 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
3413 * config/openbsd.h: Fix C++ includes for native configurations.
3414 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
3415 Add trampoline support.
3416 * config/i386/openbsdelf.h: New.
3418 2005-01-15 Marc Espie <espie@openbsd.org>
3420 * collect2.c (main): Explicitly parse -dynamic-linker option.
3422 2005-01-15 Jakub Jelinek <jakub@redhat.com>
3424 PR tree-optimization/19060
3425 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
3426 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
3427 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
3428 and handle extract_range_from_cond returning false.
3429 * fold-const.c (fold): Optimize comparisons with min/max even for
3430 width > HOST_BITS_PER_WIDE_INT.
3432 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
3434 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
3435 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
3436 Remove little endian multilib variants.
3437 Add mips32 multilib variant.
3439 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
3441 * explow.c (copy_all_reg, stabilize): Remove.
3442 * expr.h: Remove the corresponding prototypes.
3444 * rtlanal.c (regs_set_between_p): Remove.
3445 * rtl.h: Remove the corresponding prototype.
3447 2005-01-14 David Edelsohn <edelsohn@gnu.org>
3449 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
3450 to rs6000_nonimmediate_operand.
3451 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
3452 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
3453 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
3454 rs6000_nonimmediate_operand.
3455 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
3456 rs6000_nonimmediate_operand.
3458 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
3460 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
3462 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3464 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
3466 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
3467 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
3469 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
3470 (rs6k_nonimmediate_operand): New.
3471 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
3473 (legitimate_lo_sum_address_p): Same.
3474 (rs6000_legitimize_address): Same.
3475 (rs6000_legitimize_reload_address): Same.
3476 (rs6000_legitimate_address): Same.
3477 (spe_build_register_parallel): Pass DF and DC modes in a DI
3480 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
3481 to rs6k_nonimmediate_operand.
3483 * config/rs6000/spe.md ("*frob_df_di"): New.
3484 ("*frob_di_df"): New.
3485 ("*frob_di_df_2"): New.
3486 ("*mov_sidf_e500_subreg0"): New.
3487 ("*mov_sidf_e500_subreg4"): New.
3488 ("*movdf_e500_double"): Change predicate to
3489 rs6k_nonimmediate_operand.
3491 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3493 * postreload.c (move2add_note_store): Only call
3494 trunc_int_for_mode on scalar integers.
3496 2005-01-14 Steven Bosscher <stevenb@suse.de>
3498 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
3499 replace BB_VISITED uses.
3500 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
3501 (propagate_necessity): Check the bitmap instead of BB_VISITED.
3502 (tree_dce_done): Free visited_control_parents.
3503 (perform_tree_ssa_dce): Allocate and clear it.
3504 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
3505 (compute_antic): Iterate from here using a DFS. Use an sbitmap
3506 instead of BB_VISITED.
3508 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
3510 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
3511 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
3512 Remove unused prototypes.
3514 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3516 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
3517 64-bit register usage.
3518 (spe_func_has_64bit_regs_p): Add FIXME note.
3520 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3522 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
3523 flag_finite_math_only with flag_unsafe_math_optimizations.
3525 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
3527 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
3529 (__tpf_eh_return): Copy TPF private stack area from the module
3530 boundary stack frame. Add check for when module addresses are
3531 equal, but no stub address is found.
3533 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
3536 * arm.h (struct machine_function): Add call_via field.
3537 (thumb_call_via_label): Declare.
3538 * arm.c (thumb_call_via_label): New variable.
3539 (thumb_call_reg_needed): New variable.
3540 (arm_output_function_epilogue): For Thumb code, output any per-function
3541 call-indirect trampolines.
3542 (thumb_call_via_reg): New function.
3543 (arm_file_end): New function.
3544 (TARGET_ASM_FILE_END): Call arm_file_end.
3545 (aof_file_end): Likewise.
3546 * arm-protos.h (thumb_call_via_reg): Declare.
3547 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
3548 thumb_call_via_reg in normal case.
3550 2005-01-14 Jakub Jelinek <jakub@redhat.com>
3553 PR rtl-optimization/19348
3554 * recog.c (peephole2_optimize): Do global life update if some peephole
3555 decides it doesn't need at least one of its inputs and that change
3556 influences liveness at the start of the basic block.
3558 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
3559 arguments instead of 1.
3561 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
3564 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
3565 zero for nested functions needing a static chain or functions
3566 with a non-constant address.
3568 2005-01-13 Roger Sayle <roger@eyesopen.com>
3570 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
3571 (and (sign_extend X) C) into (zero_extend (and X C)).
3573 2005-01-13 David O'Brien <obrien@FreeBSD.org>
3575 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
3577 2005-01-13 Richard Henderson <rth@redhat.com>
3582 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
3583 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
3584 not just TARGET_SSE.
3585 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
3586 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
3587 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
3588 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
3589 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
3590 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
3591 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
3592 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
3593 (movdicc_c_rex64): Rename with '*'.
3594 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
3595 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
3596 (movsfcc_1_387): Rename from movsfcc_1.
3597 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
3598 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
3599 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
3600 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
3601 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
3602 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
3603 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
3604 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
3605 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
3606 sse_movdfcc_const0_4): Remove.
3607 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
3608 recognize min/max early. Update for changed sse cmove patterns.
3609 (ix86_split_sse_movcc): New.
3610 * config/i386/i386-protos.h: Update.
3612 2005-01-13 Steven Bosscher <stevenb@suse.de>
3614 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
3615 (fix_stmt_v_may_defs): Likewise.
3617 2005-01-13 Richard Henderson <rth@redhat.com>
3619 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
3620 for converting the mask.
3622 2005-01-13 David Edelsohn <edelsohn@gnu.org>
3624 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
3627 2005-01-13 Richard Henderson <rth@redhat.com>
3629 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
3630 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
3631 IX86_BUILTIN_MOVDQ2Q): Remove.
3632 (IX86_BUILTIN_VEC_EXT_V4SI): New.
3633 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
3634 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
3636 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
3637 (sse2_pextrw): Fix immediate constraint.
3638 (sse2_loadq, sse2_loadq_rex64): Remove.
3639 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
3640 Use __builtin_ia32_vec_ext_<size>.
3641 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
3643 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
3645 * function.c (assign_parm_setup_block): Look inside original
3646 entry_parm when inspecting PARALLEL.
3648 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3649 Joel Sherrill <joel@oarcorp.com>
3652 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
3653 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
3654 rtems_gxx_recursive_mutex_init.
3655 (__gthread_recursive_mutex_lock): New function.
3656 (__gthread_recursive_mutex_trylock): Likewise.
3657 (__gthread_recursive_mutex_unlock): Likewise.
3659 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3661 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
3663 2005-01-13 Jan Beulich <jbeulich@novell.com>
3665 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
3666 (ashrti3_internal): Indicate output is early clobber. Generate result
3667 into output rather than first input. Use move for low word of output
3668 if shift count is exactly 64.
3669 (lshrti3_internal): Likewise.
3671 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
3675 * reload1.c (delete_output_reload): Don't delete an output reload
3676 if the pseudo lives longer than a single basic block. Adjust and
3677 improve wording of comment.
3679 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
3682 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
3683 of TYPE_SIZE where we mean the number of bytes.
3685 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
3687 * function.c (assign_parm_setup_block): Relax condition on
3688 multi-register optimization.
3690 2005-01-12 Nick Clifton <nickc@redhat.com>
3692 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
3693 an "in_delay_slot" attribute of "no" to prevent them being used in
3694 delay slots. This is forbidden because they might generate
3697 2005-01-12 Alan Modra <amodra@bigpond.net.au>
3700 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
3703 2005-01-12 Nick Clifton <nickc@redhat.com>
3705 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
3706 passed on to GAS) but do not define, as GAS no longer supports or
3707 needs the -m2000 option.
3709 2005-01-11 Roger Sayle <roger@eyesopen.com>
3711 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
3712 type as args of unprototyped builtins aren't automatically promoted.
3713 (fold_builtin_abs): Likewise.
3715 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3717 * Makefile.in: Set a `build-warn' variable.
3719 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3721 PR tree-optimization/17949
3722 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
3723 (find_interesting_uses_address): Use it.
3725 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
3727 * regrename.c (kill_value): Handle subreg's that won't simplify.
3729 2005-01-11 Richard Henderson <rth@redhat.com>
3732 * config/i386/i386.h (enum ix86_builtins): Move ...
3733 * config/i386/i386.c: ... here.
3734 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
3735 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
3736 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
3737 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
3738 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
3739 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
3740 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
3741 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
3742 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
3743 IX86_BUILTIN_LOADDDUP): Remove.
3744 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
3745 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
3746 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
3747 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
3748 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
3749 (ix86_init_builtins): Make static.
3750 (ix86_init_mmx_sse_builtins): Update for changed builtins.
3751 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
3752 if all the modes match. Otherwise, fake it.
3753 (get_element_number, ix86_expand_vec_init_builtin,
3754 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
3755 (ix86_expand_builtin): Make static. Update for changed builtins.
3756 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
3757 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
3758 (ix86_expand_vector_init_duplicate): New.
3759 (ix86_expand_vector_init_low_nonzero): New.
3760 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
3761 Split out from ix86_expand_vector_init; handle integer modes.
3762 (ix86_expand_vector_init): Use them.
3763 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
3764 * config/i386/i386-protos.h: Update.
3765 * config/i386/predicates.md (reg_or_0_operand): New.
3766 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
3767 (movv2sf_internal): Likewise. And a splitter to match them all.
3768 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
3769 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
3770 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
3771 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
3772 (mmx_pinsrw): Fix operand ordering.
3773 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
3774 rather than sse_loadss expander.
3775 (movv2df splitter): Similarly.
3776 (sse_loadss, sse_loadlss): Remove.
3777 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
3778 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
3779 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
3780 (sse3_movddup): Rename with '*'.
3781 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
3782 (sse2_loadsd): Remove.
3783 (vec_dupv2df_sse3): Rename from sse3_loadddup.
3784 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
3785 (sse2_pinsrw): Fix argument ordering.
3786 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
3787 (sse2_stored): Remove 'r' destination.
3788 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
3789 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
3790 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
3791 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
3792 vec_extractv16qi, vec_initv16qi): New.
3794 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
3795 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
3796 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
3798 (_mm_load_pd, _mm_store_pd): Use plain dereference.
3799 (_mm_load_si128, _mm_store_si128): Likewise.
3800 (_mm_load1_pd): Use _mm_set1_pd.
3801 (_mm_load_sd): Use _mm_set_sd.
3802 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
3803 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
3804 (_mm_set_epi64): Use _mm_set_epi64x.
3805 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
3806 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
3807 _mm_setr_epi8): Use _mm_set_foo form.
3808 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
3809 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
3810 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
3811 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
3812 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
3813 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
3814 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
3815 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
3816 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
3817 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
3818 (_mm_movedup_pd): Use _mm_shuffle_pd.
3819 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
3820 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
3821 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
3822 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
3824 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
3825 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
3826 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
3827 (_mm_store_ps): Use raw dereference.
3828 (_mm_store1_ps): Use _mm_storeu_ps.
3829 (_mm_storer_ps): Use _mm_store_ps.
3830 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
3831 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
3833 2005-01-11 Stan Shebs <shebs@apple.com>
3835 * config/rs6000/rs6000.c (machopic_output_stub): Issue
3836 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
3838 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
3841 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3842 Skip all DECLs except for FIELD_DECLs.
3844 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3846 * config/s390/s390.c (override_options): Return error if
3847 -mbackchain, -mpacked-stack and -mhard-float are used together.
3848 (s390_va_start): Remove the backchain && packed-stack special case.
3849 (s390_gimplify_va_arg): Likewise.
3850 * doc/invoke.texi: Remove the ABI incompatibility note.
3852 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3854 * config/s390/s390.c (struct s390_frame_layout): Remove
3856 (s390_frame_info, s390_emit_prologue): Replace occurrences of
3857 save_backchain_p with TARGET_BACKCHAIN.
3859 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3862 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
3863 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
3864 * function.c (locate_and_pad_parm): Set new field.
3865 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
3866 Tweak where_pad test to include "none". Always set mem align for
3868 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
3869 not sufficient for type.
3870 (assign_parm_setup_block): If stack_parm is zero on entry, always
3871 make a new stack local. Block move old stack parm if necessary
3872 to new aligned stack local.
3873 (assign_parm_setup_stack): Use a block move to handle
3874 potentially misaligned entry_parm.
3875 (assign_parms_unsplit_complex): Specify required alignment when
3876 creating stack local.
3877 * calls.c (compute_argument_addresses): Override alignment of stack
3878 arg calculated from its type with the alignment given by
3879 FUNCTION_ARG_BOUNDARY.
3880 (store_one_arg): Likewise.
3882 2005-01-11 Jan Beulich <jbeulich@novell.com>
3884 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
3885 Change respective itanium_class attribute to ialu.
3886 (shladdp4_internal): New.
3887 * config/ia64/predicates.md (shladd_log2_operand): New.
3889 2005-01-11 Richard Henderson <rth@redhat.com>
3891 * expr.c (store_constructor): Use rtvec_alloc instead of
3892 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
3894 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
3896 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
3898 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3900 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
3901 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
3902 (TARGET_RWRELOC): Define.
3903 (ia64_rwreloc_section_type_flags): Delete.
3904 (ia64_section_type_flags): New function.
3905 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
3906 (TARGET_RWRELOC): Define.
3908 2005-01-10 David Mosberger <davidm@hpl.hp.com>
3911 * config/ia64/ia64.c (process_set): For alloc insn, only call
3912 process_epilogue is !frame_pointer_needed.
3914 2005-01-10 Roger Sayle <roger@eyesopen.com>
3917 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
3918 unary operator and can't be treated as a binary/comparison operator.
3920 2005-01-10 Richard Henderson <rth@redhat.com>
3922 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
3923 (ix86_return_in_memory): Likewise.
3924 (function_arg_advance): Likewise. Mirror structure in function_arg
3925 for choosing register to advance.
3927 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
3929 * tree-vectorizer.c, tree.def: Fix comment typos.
3931 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
3933 * config/s390/s390.c (struct processor_costs): 4 new fields:
3934 ddbr, ddr, debr, der.
3935 (s390_rtx_costs): More precise handling of divide instructions.
3937 2005-01-10 David Edelsohn <edelsohn@gnu.org>
3939 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
3941 2005-01-10 Jan Beulich <jbeulich@novell.com>
3943 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
3944 names resulting from -ffunction-sections/-fdata-sections and linkonce
3946 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
3947 based on the section name. Rearrange the section name comparison logic
3948 slightly so that each section name is compared against at most once.
3950 2005-01-10 Ben Elliston <bje@au.ibm.com>
3952 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
3953 targets for which -fPIC reduces limitations on the GOT size.
3955 2005-01-09 Falk Hueffner <falk@debian.org>
3957 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
3960 2005-01-09 David Edelsohn <edelsohn@gnu.org>
3963 * collect2.c (main): Set aixrtl_flag for -brtl option.
3964 (resolve_lib_name): Search for .so file extension before .a
3967 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
3969 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
3970 (vect_analyze_data_refs_alignment): Add dump prints.
3972 2005-01-09 Ira Rosen <irar@il.ibm.com>
3974 * tree-vectorizer.c (vect_analyze_offset_expr): Use
3975 expr_invariant_in_loop_p.
3976 Initialize outputs first thing in the function.
3977 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
3978 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
3979 (vect_analyze_pointer_ref_access): Check that the initial condition of
3980 the access function is loop invariant.
3982 2005-01-09 Richard Henderson <rth@redhat.com>
3984 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
3985 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
3986 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
3987 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
3988 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
3989 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
3990 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
3991 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
3992 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
3993 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
3994 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
3995 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
3996 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
3997 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
3998 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
3999 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
4000 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4001 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4002 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
4003 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
4004 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
4005 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
4006 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
4008 (mmx_clrdi, pavgusb): Remove.
4009 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
4010 with leading sse_ prefix.
4011 * config/i386/sse.md: Receive them.
4012 * config/i386/mmx.md: New file.
4013 (MMXMODE12, MMXMODE24, mmxvecsize): New.
4014 (subrv2sf3): Turn into expander for normal subtraction.
4015 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
4016 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
4017 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
4018 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
4019 commutative; use ix86_binary_operator_ok.
4020 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
4021 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
4022 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
4023 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
4024 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
4025 Macroize from existing patterns; use ix86_binary_operator_ok.
4026 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
4027 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
4028 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
4029 with vec_select+vec_concat.
4030 (mmx_pshufw, mmx_pshufw_1): Likewise.
4031 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
4032 (mmx_uavgv4hi3): Model correctly.
4033 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
4034 _mm_xor_si64): Remove casts.
4036 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4038 PR tree-optimization/19224
4039 * tree-scalar-evolution.c (get_instantiated_value,
4040 set_instantiated_value): New functions.
4041 (instantiate_parameters_1): Cache the results.
4042 (instantiate_parameters, resolve_mixers): Initialize and free
4045 2005-01-08 David Edelsohn <edelsohn@gnu.org>
4047 * config/i386/i386.md (addhi_4): Correct reference in comment.
4050 2005-01-08 Richard Henderson <rth@redhat.com>
4052 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
4053 (_mm_cvtsi128_si64x): Likewise.
4054 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
4055 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
4056 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
4057 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
4058 * config/i386/i386-protos.h: Update.
4059 * config/i386/i386.c (print_operand): Add 'H'.
4060 (ix86_fixup_binary_operands): Split out from ...
4061 (ix86_expand_binary_operator): ... here.
4062 (ix86_fixup_binary_operands_no_copy): New.
4063 (ix86_expand_fp_absneg_operator): Handle vector mode results.
4064 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
4065 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
4066 (safe_vector_operand): Use CONST0_RTX.
4067 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
4068 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
4069 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
4070 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
4072 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
4073 (IX86_BUILTIN_CMPNGESS): New.
4074 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
4075 (attr type): Add sselog1.
4076 (attr unit, attr memory): Handle it.
4077 (movti, movti_internal, movti_rex64): Move near other integer moves.
4078 (movtf, movtf_internal): Move near other fp moves.
4079 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
4080 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
4081 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
4082 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
4083 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
4084 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
4085 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
4086 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
4087 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
4088 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
4089 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
4090 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
4091 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4092 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4093 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
4094 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
4095 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
4096 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
4097 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
4098 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
4099 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
4100 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
4101 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
4102 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
4103 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
4104 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
4105 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
4106 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
4107 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
4108 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
4109 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
4110 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
4111 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
4112 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
4113 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
4114 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
4115 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
4116 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
4117 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
4118 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
4119 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
4120 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
4121 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
4122 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
4124 (SSEPUSH, push<SSEPUSH>): Remove.
4125 (MMXPUSH, push<MMXPUSH>): Remove.
4126 (sse_movaps, sse_movaps_1, sse_movups): Remove.
4127 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
4128 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
4129 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
4130 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
4131 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
4132 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
4133 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
4134 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
4135 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
4136 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
4137 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
4138 (ppro_sse_log_V4SF): Handle sselog1.
4139 * config/i386/predicates.md (const_0_to_1_operand): New.
4140 (const_0_to_255_mul_8_operand): New.
4141 (const_1_to_31_operand): Rename from const_int_1_31_operand.
4142 (const_2_to_3_operand, const_4_to_7_operand): New.
4143 * config/i386/sse.md: New file.
4144 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
4145 (sse_movups): Rename from sse_movups_1.
4146 (sse_loadlss): Rename from sse_loadss_1.
4147 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
4149 (negv4sf2): Use ix86_expand_fp_absneg_operator.
4150 (absv4sf2, negv2df, absv2df): New.
4151 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
4152 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
4153 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
4154 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
4155 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
4156 (sse3_addsubv4sf3): Model correctly.
4157 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
4158 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
4159 (sse_movhlps): Model with vec_select+vec_concat.
4160 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
4161 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
4162 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
4163 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
4164 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
4165 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
4166 sse2_pshufhw_1): Likewise.
4167 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
4168 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
4169 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
4170 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
4171 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
4172 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
4173 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
4174 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
4175 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
4176 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
4177 sminv8hi3): Mark commutative
4178 operands. Use ix86_binary_operator_ok.
4179 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
4180 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
4181 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
4182 sse2_punpcklqdq): Allow operand2 in memory.
4183 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
4184 sse2_movsd): Add memory alternatives.
4185 (sse_storelps): Turn expander into an insn; split after reload.
4186 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
4187 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
4189 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4191 * configure.ac (DWARF-2 debug_line): Use objdump.
4192 * configure: Regenerate.
4194 2005-01-08 Jeff Law <law@redhat.com>
4195 Diego Novillo <dnovillo@redhat.com>
4197 PR tree-optimization/18241
4198 * tree-nrv.c (tree_nrv): Ignore volatile return values.
4199 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
4200 statements with volatile operands.
4201 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
4202 operands after marking a statement with has_volatile_ops.
4204 2005-01-08 Roger Sayle <roger@eyesopen.com>
4206 * tree.c (int_fits_type_p): Always honor integer constant
4207 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
4209 2005-01-08 Roger Sayle <roger@eyesopen.com>
4211 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
4212 the latent bug in rtl_delete_block has been resolved.
4214 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4216 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
4217 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
4219 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4221 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
4222 library as @multilib_dir@/$(SHLIB_SONAME).
4224 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4226 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
4227 * configure: Regenerate.
4229 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4231 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
4234 2005-01-07 David Edelsohn <edelsohn@gnu.org>
4237 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4238 Convert non-word aligned offset address using ld/std into
4241 2005-01-07 Richard Henderson <rth@redhat.com>
4243 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
4245 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
4247 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
4249 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4251 PR tree-optimization/19283
4252 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
4253 is not shorter than the original type.
4255 PR rtl-optimization/19012
4256 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
4258 PR rtl-optimization/18861
4259 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
4260 (FULL_STATE): Define.
4261 (mark_tablejump_edge): New function.
4262 (purge_dead_tablejump_edges): New function.
4263 (find_bb_boundaries): Use it.
4265 PR tree-optimization/18828
4266 * builtins.c (expand_builtin_next_arg): Remove argument and all
4267 the argument checking.
4268 (expand_builtin): Adjust caller.
4269 (expand_builtin_va_start): Likewise. Remove error for too many
4271 (fold_builtin_next_arg): Issue error for too many arguments.
4272 After checking arguments, replace them with magic arguments that
4273 prevent further checking of the args.
4275 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4277 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
4279 2005-01-06 Roger Sayle <roger@eyesopen.com>
4282 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
4283 and %{.S:...} (and their negative variants) to test whether the
4284 input file is assembler or pre-processed-assembler independent of
4285 the actual filename extension.
4287 2005-01-06 Roger Sayle <roger@eyesopen.com>
4289 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
4290 of sign or zero extended values.
4292 2005-01-06 Geoffrey Keating <geoffk@apple.com>
4294 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
4295 for IBM long double format correctly.
4297 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
4299 Fix PR tree-optimization/18792
4301 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
4302 to first_loop_depth, and use loop depth instead of loop number.
4303 (build_classic_dir_vector): Ditto.
4304 (compute_data_dependences_for_loop): Use depth, not loop number.
4305 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
4306 number. Pass in loops, instead of loop numbers.
4307 (gather_interchange_stats): Ditto.
4308 (linear_transform_loops): Ditto.
4310 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
4313 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
4314 biv_fits_mode_p, extension_within_bounds_p): New functions.
4315 (check_ext_dependent_givs): Use them.
4317 2005-01-06 Roger Sayle <roger@eyesopen.com>
4319 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
4320 more than one barrier, in which case we should delete them all.
4322 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
4324 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
4326 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
4328 Fix PR middle-end/19286
4330 * dwarf2out.c (gen_subprogram_die): If we've already tried to
4331 output this subprogram, simply ignore this attempt to do it again.
4332 (add_abstract_origin_attribute): Don't abort trying to add the abstract
4333 origin attribute if it's not possible.
4334 (gen_block_die): Don't ignore subblocks of "unused" blocks.
4335 (decls_for_scope): Ditto.
4336 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
4337 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
4339 2005-01-05 Richard Henderson <rth@redhat.com>
4342 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
4343 (bdesc_2arg): Use it.
4344 (ix86_expand_binop_builtin): Force operands into registers
4346 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
4347 ix86_expand_sse_compare, ix86_expand_sse_comi,
4348 ix86_expand_builtin): Likewise.
4350 2005-01-05 Richard Henderson <rth@redhat.com>
4352 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
4354 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
4355 (mulv4hi3): Set itanium_class mmmul.
4356 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
4357 (fpack): Rename from fpack_sfsf.
4359 2005-01-05 Richard Henderson <rth@redhat.com>
4362 * reload1.c (do_input_reload): Restrict the optimization deleteing
4363 a previous output reload to RELOAD_FOR_INPUT.
4365 2005-01-05 Steven Bosscher <stevenb@suse.de>
4367 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
4368 comment that we fall through after case.
4369 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
4370 (distribute_links): Likewise.
4371 * cse.c (cse_insn): Likewise.
4372 * cselib.c (cselib_invalidate_mem): Likewise.
4373 * df.c: Update comments at the top of the file.
4374 (read_modify_subreg_p): Update comments here too.
4375 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
4376 * flow.c (mark_set_1): Likewise.
4377 (mark_used_regs): Likewise.
4378 * gcse.c (mems_conflict_for_gcse_p): Likewise.
4379 (canon_list_insert): Likewise.
4380 (mark_set): Likewise.
4381 (try_replace_reg): Likewise.
4382 (store_killed_in_insn): Likewise.
4383 * loop.c (count_one_set): Likewise.
4384 (basic_induction_var): Likewise.
4385 * postreload-gcse.c (find_mem_conflicts): Likewise.
4386 * postreload.c (reload_combine_note_store): Likewise.
4387 (move2add_note_store): Likewise.
4388 * reload.c (find_equiv_reg): Likewise.
4389 (mark_referenced_resources): Likewise.
4390 * rtlanal.c (set_noop_p): Likewise.
4391 (note_stores): Likewise.
4392 (note_uses): Likewise.
4393 * sched-deps.c (sched_analyze_1): Likewise.
4394 * sched-rgn.c (check_live_1): Likewise.
4395 (update_live_1): Likewise.
4396 * config/i860/i860.c: Likewise.
4398 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
4400 (ZERO_EXTRACT): Mention that this one can be an lvalue.
4402 * doc/rtl.texi: Update documentation for bit-fields and SET.
4404 2005-01-05 Roger Sayle <roger@eyesopen.com>
4406 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
4408 2005-01-05 Jan Hubicka <jh@suse.cz>
4409 Richard Henderson <rth@redhat.com>
4412 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
4415 2005-01-05 Richard Henderson <rth@redhat.com>
4418 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
4419 (sse_shufps): Change operand 3 to const_int_operand.
4420 (sse2_storelps): Fix typo in template.
4421 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
4422 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
4423 (ix86_expand_builtin): Likewise.
4425 2005-01-05 Julian Brown <julian@codesourcery.com>
4427 * config/arm/arm.c (arm_return_in_memory): Treat complex types
4428 as aggregates for AAPCS ABIs.
4430 2005-01-05 Stan Shebs <shebs@apple.com>
4432 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
4433 Mach-O getters if ppc64.
4434 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
4436 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4437 signed four-byte field for global code case.
4438 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
4440 2005-01-05 Roger Sayle <roger@eyesopen.com>
4443 * c-common.c: Include real.h.
4444 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
4445 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
4446 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
4447 * Makefile.in (c-common.o): Update dependencies.
4449 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4451 * c-parse.in (asm_string): Add trailing semicolon.
4453 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4455 * c-parse.in (asm_string): New. Don't allow wide strings in
4457 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
4458 asm_string instead of STRING.
4460 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4462 * c-typeck.c (constructor_no_implicit): Remove.
4463 (set_designator, process_init_element): Don't check
4464 constructor_no_implicit.
4466 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
4467 Kaz Kojima <kkojima@gcc.gnu.org>
4470 * lcm.c (create_pre_exit): New.
4471 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
4472 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
4474 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4476 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
4477 -msoft-float in target_float_switch.
4478 * arm.c (arm_override_options): Fix processing of target_float_switch.
4480 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4482 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
4485 2004-01-05 Uros Bizjak <uros@kss-loka.si>
4487 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
4488 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
4490 2005-01-04 Roger Sayle <roger@eyesopen.com>
4492 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
4493 if deleting the then-block allows the test-block to fallthru to the
4496 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
4499 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
4500 after the full declaration if the are in two different TUs.
4502 2005-01-04 Richard Henderson <rth@redhat.com>
4505 * tree-sra.c (generate_one_element_init): Just
4506 call gimplify_and_add.
4507 (generate_element_init): Record the
4508 new referenced variables and mark them for renaming
4509 and split out to ...
4510 (generate_element_init_1): This.
4511 (scalarize_init): Don't call push_gimplify_context/
4512 pop_gimplify_context.
4514 2005-01-04 Geoffrey Keating <geoffk@apple.com>
4516 * toplev.c (get_src_pwd): Handle failure of getpwd().
4518 2005-01-04 Roger Sayle <roger@eyesopen.com>
4520 * fold-const.c (fold_single_bit_test): Delete unreachable handling
4522 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
4523 all the cases handled by it are inverted by invert_truthvalue.
4525 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4527 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
4528 (save_register_windowsi): Likewise.
4530 2005-01-04 Richard Henderson <rth@redhat.com>
4532 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
4534 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4537 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
4538 any simplifications of vector mode comparison operators.
4539 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
4541 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
4542 Devang Patel <dpatel@apple.com>
4544 PR tree-optimization/18308
4545 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
4546 the operands before creating a new expression.
4547 * dojump.c (do_jump): Make drop_through_label available
4548 for all cases. Add expansion of COND_EXPR.
4550 2005-01-04 Ira Rosen <irar@il.ibm.com>
4552 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
4553 INTEGER_CST instead of TREE_CONSTANT.
4554 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
4555 instead of TREE_CONSTANT.
4556 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
4557 instead of TREE_CONSTANT.
4559 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4561 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
4563 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4566 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
4567 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
4569 2005-01-03 Richard Henderson <rth@redhat.com>
4571 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
4572 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
4573 fold_convert_const_real_from_real): Split out from ...
4574 (fold_convert_const): ... here.
4576 2005-01-03 Richard Henderson <rth@redhat.com>
4579 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
4580 (mov<MMXMODEI>_internal): Likewise.
4581 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
4582 Add V2SF case; use it for SSE1; don't use TI.
4583 (movdf_integer): Likewise.
4584 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
4586 2005-01-03 Ira Rosen <irar@il.ibm.com>
4588 * tree-vectorizer.c (vect_strip_conversions): New function.
4589 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
4590 check for binary class.
4592 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
4596 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
4598 * gimple-low.c (mark_blocks_with_used_vars): New function.
4599 (mark_blocks_with_used_subblocks): Ditto.
4600 (mark_used_blocks): Ditto.
4601 (pass_mark_used_blocks): New pass.
4602 * tree-inline.c: Include debug.h.
4603 (expand_call_inline): Call outlining_inline_function here.
4604 * tree-optimize.c (init_tree_optimization_passes): Add
4605 pass_mark_used_blocks.
4606 * tree-pass.h (pass_mark_used_blocks): New.
4607 * Makefile.in (tree-inline.o): Add debug.h dependency.
4609 2005-01-03 Geoffrey Keating <geoffk@apple.com>
4611 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
4612 VAR_DECLs to have weak_import attribute.
4614 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
4617 2004-01-03 Steven Bosscher <stevenb@suse.de>
4619 * passes.c (rest_of_compilation): Don't run regmove if only
4620 flag_expensive_optimizations, require flag_regmove instead.
4622 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4624 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
4626 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
4627 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4628 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
4629 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4631 2005-01-03 Richard Henderson <rth@redhat.com>
4633 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
4634 (ia64_const_ok_for_letter_p): New.
4635 (ia64_const_double_ok_for_letter_p): New.
4636 (ia64_extra_constraint): New.
4637 (ia64_expand_vecint_compare): New.
4638 (ia64_expand_vcondu_v2si): New.
4639 (ia64_expand_vecint_cmov): New.
4640 (ia64_expand_vecint_minmax): New.
4641 (ia64_print_operand): Add 'v'.
4642 (ia64_preferred_reload_class): New.
4643 (ia64_vector_mode_supported_p): New.
4644 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
4645 (PREFERRED_RELOAD_CLASS): Move to function.
4646 (CONST_OK_FOR_LETTER_P): Move to function.
4647 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
4648 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
4649 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
4650 (EXTRA_CONSTRAINT): Move to function.
4651 * config/ia64/ia64.md: Include vect.md.
4652 (itanium_class): Add mmalua.
4654 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
4656 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
4657 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
4659 (const_int_2bit_operand): New.
4660 (fr_reg_or_0_operand): New.
4661 * config/ia64/ia64-modes.def: Add vector modes.
4662 * config/ia64/ia64-protos.h: Update.
4663 * config/ia64/vect.md: New file.
4665 2005-01-03 Richard Henderson <rth@redhat.com>
4667 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
4669 2005-01-03 Uros Bizjak <uros@kss-loka.si>
4672 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
4674 (log1pdf2): Change mode of operands[0,1] to DFmode.
4676 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4678 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
4679 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
4680 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
4681 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
4682 SPARC_RELAXED_ORDERING.
4684 2005-01-03 Richard Henderson <rth@redhat.com>
4685 Uros Bizjak <uros@kss-loka.si>
4688 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
4689 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
4690 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
4692 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
4693 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
4694 const_pow2_1_to_128_operand): New predicates.
4696 2005-01-02 Greg McGary <greg@mcgary.org>
4698 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
4700 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
4701 object. [ptr_type]: Remove unused variable.
4702 Remember nearest addressable array-element or record-component
4703 when checking bitfield components. Tolerate empty BIND_EXPR.
4705 2005-01-01 Richard Henderson <rth@redhat.com>
4707 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
4708 that don't narrow the value. Fail for other conversions.
4710 2005-01-01 Richard Henderson <rth@redhat.com>
4713 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
4714 * c-lang.c (finish_file): Don't do it here.
4715 * objc/objc-act.c (objc_finish_file): Likewise.
4717 * cgraph.c (decl_assembler_name_equal): New.
4718 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
4719 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
4720 * cgraph.h (struct cgraph_varpool_node): Add next.
4721 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
4722 * varasm.c (assemble_alias): Mark the target as needed.
4724 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
4727 * function.c (get_arg_pointer_save_area): Use entry_of_function
4728 instead of get_insns.
4730 2005-01-01 Roger Sayle <roger@eyesopen.com>
4731 Andrew Pinski <pinskia@physics.uc.edu>
4732 James E. Wilson <wilson@specifixinc.com>
4734 PR rtl-optimization/12092
4735 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
4738 2005-01-01 Roger Sayle <roger@eyesopen.com>
4739 Olivier Hainque <hainque@act-europe.fr>
4741 * tree.c (int_fits_type_p): A narrower type always fits in a
4742 wider one, except for negative values into unsigned types.
4744 2005-01-01 Roger Sayle <roger@eyesopen.com>
4746 * tree.c (int_fits_type_p): Compare the result of force_fit_type
4747 with the original constant rather than require TREE_OVERFLOW.
4749 2005-01-01 Steven Bosscher <stevenb@suse.de>
4752 * c-decl.c (finish_function): If compiling C99, annotate the
4753 compiler generated return with the current file name and line 0.
4754 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
4755 the source line is greater than 0.
4756 (remove_bb): Likewise.
4758 See ChangeLog.12 for earlier changes.