1 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
3 * simplify-rtx.c (simplify_unary_operation): Add a missing
6 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8 PR tree-optimization/18663
9 * tree-ssa-dom.c (extract_range_from_cond): Return 0
10 if the type has variable bounds.
12 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
14 * gcse.c: Remove an obsolete comment.
16 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
18 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
20 * doc/extend.texi (Function Attributes) <Attribute const>: The
21 attribute "pure" is below this text, not above.
23 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
26 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
27 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
29 2005-02-20 Zack Weinberg <zack@codesourcery.com>
32 * langhooks.h (struct lang_hooks): Add to_target_charset.
33 * langhooks.c (lhd_to_target_charset): New function.
34 * langhooks-def.h: Declare lhd_to_target_charset.
35 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
36 (LANG_HOOKS_INITIALIZER): Update.
37 * c-common.c (c_common_to_target_charset): New function.
38 * c-common.h: Declare it.
39 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
40 c_common_to_target_charset.
42 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
43 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
45 * system.h: Poison them.
46 * doc/tm.texi: Don't discuss them.
47 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
48 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
49 (pp_c_char): Do not attempt to generate letter escapes for
51 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
52 * config/mips/mips.c (mips_output_ascii): Likewise.
54 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
56 PR tree-optimization/19951
57 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
60 2005-02-19 Steven Bosscher <stevenb@suse.de>
63 * function.h (struct function): New field `max_loop_depth'.
64 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
65 (flow_loops_find): Reset the max loop depth count before finding loops.
66 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
67 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
68 (calculate_global_regs_live): Make sure the loop will terminate
69 when the initial sets are not empty.
71 2005-02-19 Zack Weinberg <zack@codesourcery.com>
73 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
75 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
77 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
80 * doc/invoke.texi: Remove documentation of %M spec.
82 (init_spec): Remove %M suffix from -lgcc_s.
83 (do_spec_1): Remove 'M' case.
84 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
85 to put shared libraries in the multilib directory. Remove the
86 shlib_so_soname substitution variable. Don't add a multilib encoding
87 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
88 reported by -print-multi-os-directory. Pass @multilib_dir@ to
89 SHLIB_INSTALL as well as SHLIB_LINK.
90 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
92 (SHLIB_DIR): New macro.
93 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
94 (SHLIB_INSTALL): Adjust accordingly.
95 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
96 * config/t-slibgcc-sld: Likewise.
97 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
98 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
99 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
101 (SHLIBUNWIND_INSTALL): Adjust accordingly.
102 * config/i386/t-nwld (SHLIB_SONAME): Delete.
103 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
104 Use @shlib_base_name@ instead of @shlib_so_name@.
105 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
106 and @shlib_base_name@.so in @multilib_dir@.
107 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
109 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
110 (SHLIB_LINK): Remove previous workaround.
111 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
112 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
113 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
115 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
116 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
117 (SHLIB_INSTALL): Adjust accordingly.
118 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
119 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
120 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
121 config/t-slibgcc-elf-ver.
123 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
124 Jakub Jelinek <jakub@redhat.com>
126 PR tree-optimization/19828
127 * tree-ssa-loop-im.c: Add a TODO comment.
128 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
129 without side-effects.
131 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
133 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
136 2005-02-18 James E. Wilson <wilson@specifixinc.com>
138 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
139 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
140 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
142 (ia64_reorg): Delete fixup_errata call.
143 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
144 (TARGET_SWITCHES): Delete -mb-step entry.
146 2005-02-19 Jakub Jelinek <jakub@redhat.com>
149 * c-typeck.c (composite_type): Handle quals in transparent unions.
150 (type_lists_compatible_p): Likewise.
152 2005-02-18 Stan Shebs <shebs@apple.com>
154 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
155 expressions in the .literal8 section.
157 2005-02-18 Geoffrey Keating <geoffk@apple.com>
159 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
161 2005-02-18 Roger Sayle <roger@eyesopen.com>
163 * fold-const.c (constant_boolean_node): Always create values of the
164 specified type, don't bother calling truthvalue_conversion.
166 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
168 * except.c (output_function_exception_table): Call
169 assemble_external_libcall (eh_personality_libfunc).
171 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
174 * config/ia64/ia64.h (struct machine_function): Add state_num.
175 * config/ia64/ia64.c (process_epilogue,
176 process_for_unwind_directive): Use new unwind state numbers each
177 time rather than state 1.
179 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
182 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
183 before the "*llgt_didi" pattern.
185 2005-02-18 Jason Merrill <jason@redhat.com>
187 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
189 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
191 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
192 (div0): Use it in place of ARM_FUNC_ALIAS.
193 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
195 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
198 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
199 access, the lower bound of the array type if it exists.
201 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
204 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
205 cases that are out-of-range for the index type.
207 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
209 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
210 (estimate_case_costs): Don't call convert.
211 * expmed.c (expand_shift): Likewise.
212 (make_tree): Call fold_convert instead of convert.
214 2005-02-18 Jakub Jelinek <jakub@redhat.com>
217 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
218 that ref to be marked MEM_READONLY_P doesn't have base that needs
221 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
223 * genautomata.c (output_get_cpu_unit_code_func,
224 output_cpu_unit_reservation_p): Don't generate old-style function
227 2005-02-18 Jakub Jelinek <jakub@redhat.com>
230 PR tree-optimization/20009
231 * convert.c (convert_to_integer): Revert 2005-02-16 change.
233 PR tree-optimization/18947
234 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
235 inline, remove all nodes that are inlined into the extern inline
238 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
240 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
241 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
242 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
243 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
246 2005-02-17 Roger Sayle <roger@eyesopen.com>
248 PR tree-optimization/19917
249 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
250 to be potentially trapping.
252 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
254 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
256 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
258 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
259 tem becomes a local variable which is set to the value of the
260 back end defined INITIAL_FRAME_ADDRESS macro.
261 (expand_builtin_frame_address): Omit the base parameter to
262 expand_builtin_return_addr.
263 (expand_builtin_profile_func): Likewise.
264 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
265 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
266 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
268 2005-02-17 Jakub Jelinek <jakub@redhat.com>
270 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
271 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
272 * config/frv/frv.c (frv_function_epilogue): Likewise.
274 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
276 * lambda-code (perfect_nestify): Remove mark/unmark
278 * tree-loop-linear.c (linear_transform_loops): Add
279 rewrite_into_ssa call so that ssa is correct for
280 rewriting into loop closed.
282 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
284 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
285 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
287 * bt-load.c (btr_def_live_range, combine_btr_defs,
288 migrate_btr_def, migrate_btr_defs): Likewise.
289 * cfgcleanup.c (thread_jump): Likewise.
290 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
291 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
292 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
293 df_rd_local_compute, df_reg_info_compute): Likewise.
294 * dominance.c (init_dom_info, free_dom_info): Likewise.
295 * flow.c (init_propagate_block_info,
296 free_propagate_block_info): Likewise.
297 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
298 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
299 modify_reg_pav): Likewise.
300 * loop-invariant.c (find_defs, find_invariant_insn,
301 find_invariants, free_inv_motion_data): Likewise.
302 * predict.c (tree_predict_by_opcode,
303 estimate_bb_frequencies): Likewise.
304 * stmt.c (expand_case): Likewise.
305 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
306 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
307 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
308 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
309 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
310 rewrite_ssa_into_ssa): Likewise.
311 * tree-optimize.c (tree_rest_of_compilation): Likewise.
312 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
313 analyze_edges_for_bb, perform_edge_inserts): Likewise.
314 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
315 * tree-sra.c (tree_sra): Likewise.
316 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
317 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
318 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
319 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
320 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
321 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
323 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
324 calculate_live_on_entry, calculate_live_on_exit,
325 build_tree_conflict_graph): Likewise.
326 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
327 record_important_candidates, set_use_iv_cost, find_depends,
328 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
329 tree_ssa_iv_optimize_finalize): Likewise.
330 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
331 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
332 tree_duplicate_loop_to_header_edge): Likewise.
333 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
334 * tree-ssa.c (verify_flow_insensitive_alias_info,
335 verify_name_tags, verify_ssa, init_tree_ssa,
336 delete_tree_ssa): Likewise.
337 * tree-ssanames.c (marked_ssa_names, init_ssanames,
338 fini_ssanames): Likewise.
339 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
341 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
343 * config/rs6000/t-rtems: Completely reworked.
345 2005-02-17 Ira Rosen <irar@il.ibm.com>
347 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
349 2005-02-17 Ira Rosen <irar@il.ibm.com>
351 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
352 POINTER_TYPE_P when checking that type is a pointer.
353 (vect_get_memtag): Remove.
354 (vect_address_analysis): Use POINTER_TYPE_P. Call
355 vect_object_analysis with dummy parameter for memtag.
356 (vect_object_analysis): Extract memtag (functionality that
357 used to be in vect_get_memtag and moved here). Fix printings.
358 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
359 with correct parameters. Remove call to vect_get_memtag.
361 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
363 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
364 (tree-vectorizer.o): Added missing dependencies.
366 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
368 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
369 declaration in tree-vectorizer.c, now has an extern declaration in
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, destroy_loop_vec_info,
376 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
377 vectorizable_store, vectorizable_operation, vectorizable_assignment,
378 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
379 find_loop_location): Likewise.
381 * tree-vectorizer.c (langhooks.h): #include removed.
382 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
383 moved to tree-vectorized.h.
384 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
385 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
386 get_vectype_for_scalar_type, vect_is_simple_use,
387 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
388 vect_supportable_dr_alignment, new_loop_vec_info,
389 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
390 vect_set_verbosity_level, find_loop_location): Likewise.
392 (vect_analyze_loop): Function externalized. Declaration moved to
393 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
394 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
395 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
396 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
397 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
398 vect_enhance_data_refs_alignment, vect_analyze_operations,
399 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
400 vect_stmt_relevant_p, vect_get_loop_niters,
401 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
402 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
403 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
404 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
405 vect_get_memtag): Likewise.
407 (vectorizable_load): Function externalized. Declaration moved to
408 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
409 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
410 vect_transform_loop): Likewise.
411 (vect_transform_stmt): Moved to tree-vect-transform.c.
412 (vect_align_data_ref, vect_create_destination_var,
413 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
414 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
415 vect_get_vec_def_for_operand, vect_init_vector,
416 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
417 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
418 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
419 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
420 vect_do_peeling_for_loop_bound): Likewise.
422 * tree-vect-analyze.c: New file.
423 * tree-vect-transform.c: New file.
425 2005-02-17 Jason Merrill <jason@redhat.com>
427 PR mudflap/19319, c++/19317
428 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
431 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
433 * doc/install.texi (Specific): Update link for Darwin-specific
436 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
438 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
439 constant_boolean_node.
441 2005-02-16 David Edelsohn <edelsohn@gnu.org>
444 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
445 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
447 2005-02-16 Richard Henderson <rth@redhat.com>
450 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
452 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
453 replace uses with Wtype_MAXp1_F.
454 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
455 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
456 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
457 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
458 and HAVE_TFMODE as appropriate.
459 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
460 (__floatdisf): Likewise.
461 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
462 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
463 (Wtype_MAXp1_F): New.
464 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
465 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
467 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
470 * arm.c (arm_apply_result_size): New function.
471 * arm.h (APPLY_RESULT_SIZE): Define.
472 * arm-protos.h (arm_apply_result_size): Add prototype.
473 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
475 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
476 (call_value_symbol): Remove predicate for operand 0.
477 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
478 (untyped_call): Rework to correclty return values for any type.
479 (untyped_return): New expand.
480 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
482 2005-02-16 Stan Shebs <shebs@apple.com>
484 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
485 * config/rs6000/t-darwin8: New, for 64-bit multilib.
487 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
489 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
490 configure settings on Solaris 7 and later.
492 2005-02-16 Diego Novillo <dnovillo@redhat.com>
494 PR tree-optimization/19865
495 * tree-optimize.c (init_tree_optimization_passes): Run
496 pass_may_alias after pass_sra.
498 2005-02-16 Richard Henderson <rth@redhat.com>
499 Stuart Hastings <stuart@apple.com>
502 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
503 Do nothing if debug info suppressed for this function.
504 (dbxout_begin_function): Early exit if debug info suppressed for
507 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
510 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
512 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
514 PR tree-optimization/19967
515 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
516 expand_builtin_strchr, expand_builtin_strrchr): Take a new
517 argument TYPE. Adjust calls to fold_builtin_XXX.
518 (expand_builtin, fold_builtin_1): Adjust calls to
520 (fold_builtin_strchr, fold_builtin_strpbrk,
521 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
522 result to a requested type TYPE.
524 2005-02-16 Jakub Jelinek <jakub@redhat.com>
527 * fold-const.c (fold): Don't optimize (T)(x & cst) to
528 (T)x & (T)cst if (T)cst overflows.
529 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
530 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
532 2005-02-15 Jeff Law <law@redhat.com>
534 * gcse.c (blocks_with_calls): New bitmap.
535 (alloc_gcse_mem): Allocate it.
536 (free_gcse_mem): Free it.
537 (clear_modifY_mem_tables): Clear it.
538 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
539 when we encounter CALL_INSNs.
540 (compute_transp, case MEM): Handle blocks with calls separate
541 from blocks without calls. Use bitmap iterators rather than
544 2005-02-15 Peter O'Gorman <peter@pogma.com>
547 * mklibgcc.in (vis_hide): Use a temporary object file, not
550 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
553 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
556 2005-02-15 David Edelsohn <edelsohn@gnu.org>
557 Alan Modra <amodra@bigpond.net.au>
560 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
561 (_xlqsub): Rename to __gcc_qsub.
562 (_xlqmul): Rename to __gcc_qmul.
563 (_xlqdiv): Rename to __gcc_qdiv.
564 Provide versioned symbol aliases with old names.
565 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
566 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
567 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
568 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
569 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
571 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
573 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
574 Fold ~(A - 1) and ~(A + -1) to -A.
576 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
580 * config/host-linux.c (linux_gt_pch_use_address): Copy from
581 config/pa/pa-host.c:pa_gt_pch_use_address.
583 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
585 * tree-vn.c (get_value_handle): Make sure that given an
586 is_gimple_min_invariant expression, we always return it.
588 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
590 * passes.c (rest_of_handle_gcse): Fix a comment.
592 2005-02-15 Jeff Law <law@redhat.com>
594 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
596 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
597 (canon_list_insert, record_last_mem_set_info): Similarly.
598 (clear_modify_mem_tables): Similarly.
600 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
602 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
603 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
604 config/mips/mips.md, config/rs6000/aix.h,
605 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
607 2005-02-15 Richard Henderson <rth@redhat.com>
609 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
610 call to be best_edge.
612 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
614 * basic-block.h: Adjust the prototype for find_basic_blocks.
615 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
616 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
619 * flow.c (recompute_reg_usage): Remove all arguments.
620 * passes.c (rest_of_compilation): Adjust the call to
622 * rtl.h: Adjust the prototype for recompute_reg_usage.
624 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
626 * tree-dump.c (dump_files): Update to reflect new member
628 (dump_register): Add new argument.
630 (dump_switch_p_1): Check against glob name if doglob was passed.
631 (dump_switch_p): Check against regular first, then glob if
632 we didn't have any hits on the dump name.
633 * tree-optimize.c (register_one_dump_file):
634 Pass in glob name as well.
635 * tree-pass.h (struct dump_file_info): Add glob
638 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
640 PR preprocessor/16323
641 * doc/invoke.texi: Document that -Wendif-labels is on by default.
643 2005-02-14 David Edelsohn <edelsohn@gnu.org>
646 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
647 (trunctfdf2_internal1): New.
648 (trunctfdf2_internal2): Renamed from trunctfdf2.
650 2005-02-14 Diego Novillo <dnovillo@redhat.com>
652 PR tree-optimization/19853
653 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
655 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
657 * passes.c (rest_of_handle_loop_optimize): Remove calls to
658 delete_dead_jumptables and cleanup_cfg.
660 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
662 * reload.c (find_reloads): Swap address_reloaded flags when
663 swapping commutative operands.
665 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
667 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
668 Use standard_iv_increment_position for computing the bsi position
670 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
673 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
676 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
677 life range of hard registers.
678 * value-prof.c (insn_prefetch_values_to_profile): Only
681 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
684 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
686 * bitmap.h (bitmap_and_compl_into): Return bool.
687 * bitmap.c (bitmap_and_compl_into): Return changed flag.
689 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
691 PR tree-optimization/19944
692 * fold-const.c (fold): Re-add ABS_EXPR folding.
694 2005-02-13 David Edelsohn <edelsohn@gnu.org>
697 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
698 {TARGET,MASK}_XL_COMPAT.
699 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
701 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
702 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
704 (rs6000_arg_partial_bytes): Same.
705 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
706 and XL compatibility enabled.
707 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
708 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
709 test to final condition.
710 (cmptf_internal2): New.
711 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
712 xl-compat. Add TFmode information to description.
714 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
716 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
718 2005-02-13 Jason Merrill <jason@redhat.com>
721 * fold-const.c (fold_indirect_ref_1): Split out from...
722 (build_fold_indirect_ref): Here.
723 (fold_indirect_ref): New fn.
724 * tree.h: Declare it.
725 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
726 (gimplify_modify_expr_rhs): Likewise.
727 (gimplify_expr): Likewise.
729 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
731 PR tree-optimization/14303
732 PR tree-optimization/15784
733 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
734 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
735 ABS_EXPR<x> != 0 to x != 0.
737 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
739 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
740 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
741 spelling conventions.
743 * passes.c (rest_of_handle_gcse): Don't run cse_main and
744 delete_trivially_dead_insns too many times.
746 * passes.c (rest_of_handle_gcse): Remove dead assignments to
749 2005-02-12 Ira Rosen <irar@il.ibm.com>
751 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
752 (vect_is_simple_iv_evolution): Remove redundant parameter
754 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
755 without last parameter.
756 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
757 Return pointer step. Call vect_is_simple_iv_evolution without
758 last parameter. Check only that the step is multiple of size
759 type. Remove stmt_vinfo updates.
760 (vect_get_memtag_and_dr): Remove.
761 (vect_get_memtag): New function.
762 (vect_address_analysis): New function.
763 (vect_object_analysis): New function.
764 (vect_analyze_data_refs): Call vect_object_analysis and
765 vect_get_memtag. Update stmt_vinfo fields.
767 2005-02-12 Ira Rosen <irar@il.ibm.com>
769 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
770 exist and are objects. Remove checks for pointer.
771 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
772 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
773 (vect_create_data_ref_ptr): Likewise.
774 (vect_base_addr_differ_p): New function.
775 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
776 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
777 Don't set the DR_BASE_NAME field of data-ref.
778 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
780 2005-02-12 Uros Bizjak <uros@kss-loka.si>
782 * optabs.h (enum optab_index): Add new OTI_ldexp.
783 (ldexp_optab): Define corresponding macro.
784 * optabs.c (init_optabs): Initialize ldexp_optab.
785 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
787 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
789 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
790 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
792 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
793 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
796 2005-02-12 Ira Rosen <irar@il.ibm.com>
798 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
800 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
802 (vect_get_base_and_offset): Always return an address.
803 (vect_create_addr_base_for_vector_ref): Remove treatment for
804 different data reference types.
805 (vect_compute_data_ref_alignment): Rename base to base_address in
806 stmt_vec_info. Get the object in order to force its alignment.
807 (vect_get_memtag_and_dr): Rename base to base_address in
808 stmt_vec_info. Extract the object for memtag analysis.
810 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
813 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
814 changes cc_status, use apply modified_in_p to part of cc_status
815 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
818 2005-02-11 Richard Henderson <rth@redhat.com>
820 * tree-complex.c (expand_complex_libcall): New.
821 (expand_complex_multiplication): Use it for c99 compliance.
822 (expand_complex_division): Likewise.
823 * fold-const.c (fold_complex_add, fold_complex_mult): New.
825 * builtins.c (built_in_names): Remove const.
826 * tree.c (build_common_builtin_nodes): Build complex arithmetic
828 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
829 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
830 (built_in_names): Remove const.
831 * c-common.c (c_common_type_for_mode): Handle complex modes.
832 * flags.h, toplev.c (flag_complex_method): Rename from
833 flag_complex_divide_method.
834 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
835 __mulsc3, __muldc3, __mulxc3, __multc3): New.
836 * libgcc2.h: Declare them.
837 * libgcc-std.ver: Export them.
838 * mklibgcc.in (lib2funcs): Build them.
840 2005-02-11 Steven Bosscher <stevenb@suse.de>
842 PR tree-optimization/19876
843 Partially revert my change from 2005-01-14
844 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
845 (compute_antic): ...and remove the loop here.
847 2005-02-11 Jakub Jelinek <jakub@redhat.com>
850 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
851 is number of inner's bits, avoid creating a BIT_FIELD_REF.
853 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
854 crtend.o if -pie. Use %{x:a;:b} spec syntax.
856 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
858 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
859 offsets for the big-endian 32-bit case.
861 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
863 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
865 2005-02-11 Dale Johannesen <dalej@apple.com>
867 * cselib.c (cselib_process_insn): Clear out regs where
868 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
869 * reload.c (find_equiv_reg): Ditto.
871 2005-02-11 Ian Lance Taylor <ian@airs.com>
873 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
876 * tree.c (build_function_type_list): Work correctly if there are
879 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
881 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
882 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
883 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
884 TARGET_ZARCH instead of TARGET_64BIT.
886 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
888 * config/rs6000/t-rtems:
889 (MULTILIB_OPTIONS): Remove mcpu=602.
890 (MUTLILIB_DIRNAMES): Remove m602.
891 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
892 Let mcpu=602 match mcpu=603.
893 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
895 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
897 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
900 2005-02-10 David Daney <ddaney@avtrex.com>
902 * config/alpha/linux-unwind.h: Add exception clause to copyright.
903 * config/i386/linux-unwind.h: Likewise.
904 * config/ia64/linux-unwind.h: Likewise.
905 * config/mips/linux-unwind.h: Likewise.
906 * config/pa/linux-unwind.h: Likewise.
907 * config/rs6000/linux-unwind.h: Likewise.
908 * config/s390/linux-unwind.h: Likewise.
909 * config/sh/linux-unwind.h: Likewise.
910 * config/sparc/linux-unwind.h: Likewise.
912 2005-02-10 Steven Bosscher <stevenb@suse.de>
914 PR tree-optimization/17549
915 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
916 TER to replace a DEF with its expression if the DEF and the
917 rhs of the expression we replace into have the same root
920 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
922 * config/mips/mips.md: Fix the placement of the match_scratch in the
925 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
927 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
930 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
932 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
933 (strip_offset): Handle addresses.
934 (add_address_candidates): Use strip_offset.
935 (difference_cost): Reflect strip_offset change.
936 (force_var_cost, difference_cost): Strip nops.
938 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
940 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
942 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
943 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
944 config/cris/cris-protos.h, config/cris/cris.c: Update
947 2005-02-10 Jeff Law <law@redhat.com>
949 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
950 (lookup_avail_expr): Similarly.
952 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
954 * builtins.c (fold_builtin_powi): New function.
955 (fold_builtin_1): Call it.
957 2005-02-10 Steven Bosscher <stevenb@suse.de>
959 PR documentation/19309
960 * doc/cpp.texi: The __GNUC__ and related predefined macros
961 are also defined for the "standalone" cpp.
962 Some non-GCC compilers may also define __GNUC__.
964 2005-02-10 Jakub Jelinek <jakub@redhat.com>
967 * c-typeck.c (common_type): New routine. Old common_type renamed
969 (c_common_type): ...this.
970 (build_conditional_expr, build_binary_op): Use c_common_type instead
973 2005-02-10 Steven Bosscher <stevenb@suse.de>
975 * doc/md.texi: Replace @samp{length} with @code{length}.
977 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
979 PR tree-optimization/18687
980 * tree-flow.h (find_loop_niter): Declare.
981 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
982 Try using scev even for loops with more than one exit.
983 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
984 (struct ivopts_data): Added niters field.
985 (struct nfe_cache_elt): New.
986 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
988 (tree_ssa_iv_optimize_init): Initialize niters cache.
989 (determine_number_of_iterations): Removed.
990 (find_induction_variables): Do not call determine_number_of_iterations.
991 Access niters for single exit through niter_for_single_dom_exit.
992 (add_iv_outer_candidates): Access niters for single exit through
993 niter_for_single_dom_exit.
994 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
995 number_of_iterations_cond.
996 (iv_period): New function.
997 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
998 (may_replace_final_value): Take data argument. Use
999 niter_for_single_dom_exit.
1000 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
1001 (rewrite_use_compare): Pass data to may_eliminate_iv.
1002 (rewrite_use_outer): Pass data to may_replace_final_value.
1003 (free_loop_data): Clean up the niters cache.
1004 (tree_ssa_iv_optimize_finalize): Free the niters cache.
1005 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
1006 * tree-ssa-loop-niter.c (find_loop_niter): New function.
1007 (find_loop_niter_by_eval): Use tree_int_cst_lt.
1008 (num_ending_zeros): Moved to tree.c.
1009 * tree.h (num_ending_zeros): Declare.
1010 * tree.c (num_ending_zeros): Moved from tree.c.
1012 2005-02-09 Richard Henderson <rth@redhat.com>
1014 * builtins.c (DEF_BUILTIN): Add COND argument.
1015 * tree.h (DEF_BUILTIN): Likewise.
1016 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
1017 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
1019 (DEF_BUILTIN_STUB): New.
1020 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
1021 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
1022 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
1023 * c-common.c (DEF_BUILTIN): Add COND argument.
1024 * tree.c (local_define_builtin): New.
1025 (build_common_builtin_nodes): New.
1027 2005-02-09 Roger Sayle <roger@eyesopen.com>
1029 * fold-const.c (fold_strip_sign_ops): New function to simplify a
1030 floating point expression ignoring the sign of the result.
1031 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
1032 (fold) <MULT_EXPR>: Use it to simplify x*x.
1033 * tree.h (fold_strip_sign_ops): Prototype here.
1034 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
1035 argument. Use fold_strip_sign_ops to simplify the first argument.
1036 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
1037 first argument when the second argument is an even integer
1038 constant, but only with -funsafe_math_optimizations.
1039 (fold_builtin_1): Update call to fold_builtin_copysign.
1041 2005-02-09 Ian Lance Taylor <ian@airs.com>
1044 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
1045 just check whether EH_FILTER_FAILURE falls through.
1047 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
1049 * gcc/haifa-sched.c (schedule_block): Make queued sched group
1050 insns return to ready list in the next turn.
1052 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1055 * builtins.def: New __builtin_powi[lf].
1056 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1057 (expand_builtin_powi): New function.
1058 (expand_builtin): Dispatch to expand_builtin_powi.
1059 * libgcc2.h: Add prototypes for __builtin_powi[lf].
1060 * libgcc2.c: Add __builtin_powi[lf] implementation.
1061 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
1062 * optabs.h: Add powi_optab.
1063 * optabs.c (init_optabs): Initialize powi_optab.
1064 * doc/extend.texi: Document __builtin_powi[lf].
1066 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
1068 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
1071 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1074 * fold-const.c (try_move_mult_to_index): Remove redundant
1075 type argument. Create ADDR_EXPR with correct type.
1076 (fold): Update callers of try_move_mult_to_index. Convert
1077 result to the appropriate type.
1079 2005-02-09 Roger Sayle <roger@eyesopen.com>
1082 * config/avr/avr.c (default_rtx_costs): Delete.
1083 (avr_operand_rtx_cost): New function.
1084 (avr_rtx_costs): Completely rewrite.
1086 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
1089 * config/cris/cris.c (in_code): New variable.
1090 (cris_output_addr_const): Now a static function, a wrapper for
1092 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
1093 case from old cris_output_addr_const.
1094 (cris_asm_output_label_ref): Similar for LABEL_REF.
1095 (cris_output_addr_const_extra): Similar for UNSPEC.
1096 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
1097 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
1098 * config/cris/cris-protos.h (cris_output_addr_const): Remove
1100 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
1101 (cris_asm_output_label_ref): Declare.
1103 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
1105 PR preprocessor/19801
1106 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
1107 filenames that changed when libcpp was moved to the toplevel.
1109 2005-02-07 Roger Sayle <roger@eyesopen.com>
1111 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1112 zero extensions of BImode operands. Call lowpart_subreg instead
1113 of gen_lowpart_common and gen_lowpart_SUBREG.
1115 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
1118 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
1119 * configure.ac: Set cc_for_cross_gnattools.
1120 * configure: Regenerate.
1122 2005-02-08 Alan Modra <amodra@bigpond.net.au>
1125 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
1127 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1130 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
1131 of nested functions.
1133 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
1135 * doc/extend.texi: Document deprecated extensions allowing
1136 static floating-point members to have initializers and allowing
1137 floating-point literals in integral constant expressions.
1139 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
1141 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
1142 config/darwin7.h, config/mips/mips.c,
1143 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
1146 * cse.c: Update comments.
1148 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
1151 * builtins.c (fold_builtin_sqrt): Transform
1152 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
1155 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
1156 Dorit Naishlos <dorit@il.ibm.com>
1158 * doc/invoke.texi (ftree-vectorizer-verbose): New.
1159 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
1160 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
1162 * tree.h (vect_set_verbosity_level): New extern function declaration
1164 * tree-vectorizer.h (verbosity_levels): New enum type.
1165 * tree-vectorizer.c (vect_debug_stats): Function removed.
1166 (vect_debug_details): Likewise.
1167 (vect_verbosity_level): Global variable was defined and initialized.
1168 (vect_dump): Global variable definition.
1169 (vect_print_dump_info): New function.
1170 (vect_set_dump_settings): New function.
1171 (vect_set_verbosity_level): New function.
1172 (vectorize_loops): Add call to vect_set_dump_settings.
1174 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
1175 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1176 (slpeel_tree_peel_loop_to_edge): Likewise.
1178 (vect_analyze_offset_expr): Call to vect_print_dump_info with
1179 appropriate verbosity level instead of call to vect_debug_details
1180 or vect_debug_stats.
1181 (vect_get_base_and_offset):
1182 (vect_create_addr_base_for_vector_ref):
1183 (get_vectype_for_scalar_type):
1184 (vect_create_data_ref_ptr):
1186 (vect_get_vec_def_for_operand):
1187 (vect_finish_stmt_generation):
1188 (vectorizable_assignment):
1189 (vectorizable_operation):
1190 (vectorizable_store):
1191 (vectorizable_load):
1192 (vect_transform_stmt):
1193 (vect_update_ivs_after_vectorizer):
1194 (vect_do_peeling_for_loop_bound):
1195 (vect_update_inits_of_drs):
1196 (vect_do_peeling_for_alignment):
1197 (vect_transform_loop):
1198 (vect_is_simple_use):
1199 (vect_analyze_operations):
1200 (vect_is_simple_iv_evolution):
1201 (vect_analyze_scalar_cycles):
1202 (vect_analyze_data_ref_dependence):
1203 (vect_analyze_data_ref_dependences):
1204 (vect_compute_data_ref_alignment):
1205 (vect_enhance_data_refs_alignment):
1206 (vect_analyze_data_refs_alignment):
1207 (vect_analyze_data_ref_access):
1208 (vect_analyze_data_ref_accesses):
1209 (vect_analyze_pointer_ref_access):
1210 (vect_get_memtag_and_dr):
1211 (vect_analyze_data_refs):
1212 (vect_mark_relevant):
1213 (vect_stmt_relevant_p):
1214 (vect_mark_stmts_to_be_vectorized):
1215 (vect_can_advance_ivs_p):
1216 (vect_get_loop_niters):
1217 (vect_analyze_loop_form):
1218 (vect_analyze_loop):
1219 (vectorize_loops): Likewise.
1221 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
1222 (vect_update_inits_of_drs):
1223 (vect_do_peeling_for_alignment):
1224 (vect_transform_loop):
1225 (vect_analyze_operations):
1226 (vect_analyze_scalar_cycles):
1227 (vect_analyze_data_ref_dependences):
1228 (vect_analyze_data_refs_alignment):
1229 (vect_analyze_data_ref_accesses):
1230 (vect_analyze_data_refs):
1231 (vect_mark_stmts_to_be_vectorized):
1232 (vect_get_loop_niters):
1233 (vect_analyze_loop_form):
1234 (vect_analyze_loop): Likewise.
1235 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
1237 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
1241 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1242 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1243 either -ffast-math or -funsafe-math-optimizations is in use.
1245 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1246 * config/mips/irix-csr.c: New file.
1247 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1248 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1249 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1252 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
1254 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
1255 redundant, incorrect definitions.
1257 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
1259 ("*tls_indirect_call"): New, reference hard regs directly.
1260 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
1262 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1264 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
1265 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
1267 2005-02-06 Roger Sayle <roger@eyesopen.com>
1269 PR rtl-optimization/19800
1270 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
1271 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
1274 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1276 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
1278 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
1281 * doc/invoke.texi: Correct documentation of -freorder-functions.
1283 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1286 * doc/invoke.texi: Don't mention gccbug.
1288 2005-02-06 Roger Sayle <roger@eyesopen.com>
1289 Andrew Pinski <pinskia@physics.uc.edu>
1290 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1292 * simplify-rtx.c (simplify_relational_operation_1): Simplify
1293 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
1294 into just (zero_extract:SI FOO (const_int 1) BAR).
1296 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1298 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
1299 macro locally. Don't give last revision date. Use GCC version
1300 number from gcc-common.texi.
1301 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
1302 revision date. Use GCC version number from gcc-common.texi.
1303 Describe being a library as current state rather than as 3.x
1305 * doc/gcc.texi: Remove last update date.
1306 * doc/gccint.texi: Likewise. Update copyright dates.
1307 * doc/install.texi: Update copyright dates.
1309 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1312 * doc/invoke.texi: Mention for each option included in -Wall that
1313 it is included in -Wall.
1314 * doc/gcc.texi: Update copyright and last modification date.
1316 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1318 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
1319 unnecessary cast to original induction variable increments.
1321 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1323 PR tree-optimization/18219
1324 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
1325 in distributed form.
1327 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
1329 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
1330 Set bitpos and offset later in the function. Do nothing if the
1331 target is a register and if the bitfield lies completely outside
1333 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
1334 here. Return an uninitialised register if the source value is stored
1335 in a register and the bitfield lies completely outside that register.
1337 2005-02-06 Steven Bosscher <stevenb@suse.de>
1339 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
1342 2005-02-06 Marcin Dalecki <martin@dalecki.de>
1344 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
1346 2005-02-06 Geoffrey Keating <geoffk@apple.com>
1348 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
1349 * config/darwin8.h: New.
1350 * config/darwin7.h: Update comment.
1352 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1353 Dorit Naishlos <dorit@il.ibm.com>
1355 * tree-vectorizer.h (LOC): New type.
1356 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
1357 (loop_line_number): New field in struct _loop_vec_info.
1358 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
1360 * tree-vectorizer.c (input.h): Included.
1361 (find_loop_location): New function.
1362 (vect_debug_stats): Argument changed from loop to LOC. Computation of
1363 loop line number removed.
1364 (vect_debug_details): Likewise.
1365 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
1367 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
1368 call to vect_debug_details/stats changed from loop to loop_loc.
1369 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1370 (slpeel_tree_peel_loop_to_edge): Likewise.
1372 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
1373 changed from NULL to UNKNOWN_LOC.
1374 (vect_get_base_and_offset):
1375 (vect_create_addr_base_for_vector_ref):
1376 (get_vectype_for_scalar_type):
1377 (vect_create_data_ref_ptr):
1379 (vect_get_vec_def_for_operand):
1380 (vect_finish_stmt_generation):
1381 (vectorizable_assignment):
1382 (vectorizable_operation):
1383 (vectorizable_store):
1384 (vectorizable_load):
1385 (vect_transform_stmt):
1386 (vect_update_ivs_after_vectorizer):
1387 (vect_do_peeling_for_loop_bound):
1388 (vect_do_peeling_for_alignment):
1389 (vect_transform_loop):
1390 (vect_is_simple_use):
1391 (vect_analyze_operations):
1392 (vect_is_simple_iv_evolution):
1393 (vect_analyze_scalar_cycles):
1394 (vect_analyze_data_ref_dependences):
1395 (vect_compute_data_ref_alignment):
1396 (vect_enhance_data_refs_alignment):
1397 (vect_analyze_data_ref_access):
1398 (vect_analyze_data_ref_accesses):
1399 (vect_analyze_pointer_ref_access):
1400 (vect_get_memtag_and_dr):
1401 (vect_analyze_data_refs):
1402 (vect_mark_relevant):
1403 (vect_stmt_relevant_p):
1404 (vect_mark_stmts_to_be_vectorized):
1405 (vect_can_advance_ivs_p):
1406 (vect_get_loop_niters):
1407 (vect_analyze_loop):
1408 (vectorize_loops): Likewise.
1410 (vectorizable_load): Argument in call to vect_debug_details/stats
1411 changed from loop to LOOP_LOC (loop_vinfo).
1412 (vect_transform_loop):
1413 (vect_analyze_operations):
1414 (vect_analyze_scalar_cycles):
1415 (vect_analyze_data_ref_dependence):
1416 (vect_enhance_data_refs_alignment):
1417 (vect_analyze_data_ref_accesses):
1418 (vect_analyze_pointer_ref_access):
1419 (vect_analyze_data_refs):
1420 (vect_analyze_loop): Likewise.
1422 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
1423 changed from loop to loop_loc.
1425 (vect_enhance_data_refs_alignment): Removed unused variable loop.
1427 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1428 Dorit Naishlos <dorit@il.ibm.com>
1430 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
1432 (vect_analyze_data_ref_dependences): Likewise.
1434 (vect_is_simple_use): Argument changed from loop structure to
1435 loop_vect_info structure.
1436 (vect_can_advance_ivs_p): Likewise.
1437 (vect_create_index_for_vector_ref): Likewise.
1438 (vect_update_ivs_after_vectorizer): Likewise.
1439 (new_stmt_vec_info): Likewise.
1441 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
1442 changed from loop to loop_vinfo.
1443 (vect_create_data_ref_ptr): First argument in call to
1444 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
1445 (vectorizable_assignment): Second argument in call to vect_is_simple_use
1446 was changed from loop to loop_vinfo.
1447 (vectorizable_operation): Likewise.
1448 (vectorizable_store): Likewise.
1449 (vect_mark_stmts_to_be_vectorized): Likewise.
1450 (vect_do_peeling_for_loop_bound): First argument in call to
1451 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
1452 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
1453 was changed from loop to loop_vinfo.
1454 (vect_analyze_data_ref_dependences): Third argument in call to
1455 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
1457 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
1458 (vect_create_data_ref_ptr): Likewise.
1459 (vect_init_vector): Likewise.
1460 (vect_get_vec_def_for_operand): Likewise.
1461 (vectorizable_assignment): Likewise.
1462 (vectorizable_operation): Likewise.
1463 (vectorizable_store): Likewise.
1464 (vectorizable_load): Likewise.
1465 (vect_update_ivs_after_vectorizer): Likewise.
1466 (vect_is_simple_use): Likewise.
1467 (vect_analyze_data_ref_dependence): Likewise.
1468 (vect_analyze_pointer_ref_access): Likewise.
1469 (vect_can_advance_ivs_p): Likewise.
1471 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
1472 before _stmt_vec_info.
1473 (_stmt_vec_info): Loop field replaced by loop_vec_info.
1474 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
1475 (new_stmt_vec_info): Argument changed from loop structure to
1476 loop_vect_info structure
1478 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
1479 (vect_analyze_offset_expr): Avoid 80 columns overflow.
1480 (vect_create_addr_base_for_vector_ref): Likewise.
1481 (vect_analyze_pointer_ref_access): Likewise.
1483 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1486 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
1487 phi flag if the phi is abnormal.
1489 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1492 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
1493 information for the new statement.
1495 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1498 * gcc.c (main): Include the target in -v output.
1500 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
1502 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
1503 Do not drop the extend if we'd have to add a paradoxical subreg
1504 later. Include optabs.h and insn-codes.h.
1505 * Makefile.in (combine.o): Depend on $(OPTABS_H).
1507 2005-02-02 Roger Sayle <roger@eyesopen.com>
1510 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
1511 * fold-const.c (const_binop): Avoid constant folding floating
1512 point operations in modes that use composite representations.
1513 * simplify-rtx.c (simplify_binary_operation): Likewise.
1515 2005-02-02 Geoffrey Keating <geoffk@apple.com>
1517 * config/rs6000/altivec.md (altivec_dst): Make the first operand
1519 (altivec_dstt): Likewise.
1520 (altivec_dstst): Likewise.
1521 (altivec_dststt): Likewise.
1522 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
1525 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1527 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
1528 EXPR_LOCUS from orig_cond to the new cond_stmt.
1529 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
1532 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1534 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
1535 standard_iv_increment_position. Remove call to bsi_next
1536 (no need to bump the iterator anymore).
1537 (vect_create_index_for_vector_ref): Call
1538 standard_iv_increment_position. Remove second function argument.
1539 (vect_finish_stmt_generation): Remove call to bsi_next
1540 (no need to bump the iterator anymore).
1541 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
1542 to vect_create_index_for_vector_ref.
1544 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1546 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
1547 phis are used out of the loop.
1549 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1552 * c-decl.c (undef_nested_function): New variable.
1553 (pop_scope): Diagnose undefined nested functions.
1554 (finish_function): Don't attempt cgraph processing or genericizing
1555 if current top-level function contained an undefined nested
1556 function. Reset undef_nested_function at the end of a top-level
1559 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
1561 * tree.c (build_int_cst_type): Take sign of the value into account
1562 when deciding whether sign extend the value.
1564 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1567 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
1568 (cpp_options, cc1_options): Change %{std*&ansi} to
1569 %{std*&ansi&trigraphs}.
1571 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1573 * cse.c: Update comments.
1575 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
1577 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
1578 arguments go on the stack. Do not put complex doubles in odd/even
1581 2005-02-02 Steven Bosscher <stevenb@suse.de>
1583 * doc/invoke.texi: Update the options enabled at -O1, -O2,
1584 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
1585 -ftree-pre, and -fthread-jumps.
1587 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
1589 PR tree-optimization/19578
1590 * tree-flow.h (modified_noreturn_calls): Declare.
1591 (noreturn_call_p): Declare.
1592 * tree-flow-inline.h (noreturn_call_p): New function.
1593 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
1594 * tree-cfg.c (modified_noreturn_calls): New variable.
1595 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
1596 that contain a mid-block noreturn call.
1597 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
1599 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1601 * df.c (df_def_record_1, df_uses_record): Don't use
1603 * df.h (DF_FOR_REGALLOC): Remove.
1605 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1608 * c-typeck.c (really_start_incremental_init): Reset
1609 constructor_max_index for arrays of incomplete type.
1611 2005-02-02 Jeff Law <law@redhat.com>
1613 * gcse.c (struct reg_set): Store the block index where the register
1614 was set rather than the setting insn.
1615 (record_one_set, compute_transp): Corresponding changes.
1616 (pre_insert_copy_insn): Do not call replace_one_set.
1617 (replace_one_set): Remove.
1619 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1622 * doc/gcov.texi: Fix typo.
1624 2005-02-01 Richard Henderson <rth@redhat.com
1627 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
1628 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
1630 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
1631 * config/i386/i386-protos.h: Update.
1633 2005-02-01 Steven Bosscher <stevenb@suse.de>
1635 PR tree-optimization/19217
1636 * tree-cfg.c (verify_expr): Use the data field to see if TP was
1637 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
1638 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
1639 that it is walking a PHI node.
1641 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
1643 * doc/extend.texi (Nested Functions): Update.
1645 2005-02-01 Richard Henderson <rth@redhat.com>
1648 * optabs.c (expand_copysign_absneg): Export.
1649 * optabs.h (expand_copysign_absneg): Declare.
1650 * config/rs6000/rs6000.md (copysigntf3): New.
1652 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1654 PR tree-optimization/19633
1655 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
1656 * tree-ssa-alias.c (init_alias_info): Initialize.
1657 (merge_pointed_to_info): Set.
1658 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
1659 (dump_points_to_info_for): Show value of pt_null.
1660 (struct count_ptr_d): Declare.
1661 (find_ptr_dereference): Remove.
1662 (ptr_is_dereferenced_by): Remove.
1663 (count_ptr_derefs): New local function.
1664 (count_uses_and_derefs): New local function.
1665 (compute_points_to_and_addr_escape): Call it. If the number
1666 of dereferences is greater than zero, mark the pointer as
1667 dereferenced. If there are fewer dereferences than uses of
1668 the pointer, the pointer's value escapes.
1670 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1672 PR tree-optimization/19670
1673 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
1675 (verify_use): ... set it here, instead.
1677 2005-02-01 Janis Johnson <janis187@us.ibm.com>
1679 * doc/sourcebuild.texi (Test directives): Fix formatting.
1681 * doc/sourcebuild.texi (Test directives): Describe selector
1684 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
1686 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
1687 specific 64-bit CPUs.
1689 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
1692 * arm.c (arm_eliminable_register): New function.
1693 (adjacent_mem_locations): Don't allow eliminable registers. Use
1694 HOST_WIDE_INT for address offsets.
1695 * arm-protos.h (arm_eliminable_register): Add prototype.
1697 2005-02-01 Steven Bosscher <stevenb@suse.de>
1699 PR optimization/15242
1700 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
1701 * basic-block.h (duplicate_computed_gotos): Add prototype.
1702 * bb-reorder.c (duplicate_computed_gotos): New function to
1703 duplicate sufficiently small blocks ending in a computed jump.
1704 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
1705 if not optimizing for size.
1706 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
1707 never do tail merging for blocks ending in a computed jump.
1708 * doc/invoke.texi: Document the max-goto-duplication-insns param.
1710 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1712 Patch from Richard Sandiford <rsandifo@redhat.com>
1713 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
1714 from inheriting a subreg equivalence with a non-spill register.
1716 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
1718 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
1720 * config/frv/frv.c (movcc_fp_destination_operand): New.
1721 (gpr_or_memory_operand): Fix typo in comment.
1722 (gpr_or_memory_operand_with_scratch): New.
1723 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
1724 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
1725 movcc_fp_destination_operand.
1726 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
1727 Legitimize memory addresses using a scratch register.
1729 2005-01-31 Jeff Law <law@redhat.com>
1731 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
1732 bitmap a sparse bitmap instead of a simple bitmap.
1733 (mark_def_sites_initialize_block): Corresponding changes.
1734 (ssa_mark_def_sites_initialize_block): Likewise.
1735 (ssa_mark_phi_uses): Likewise.
1736 (mark_def_site, ssa_mark_def_sites): Likewise.
1737 (mark_def_site_blocks): Likewise.
1738 (rewrite_ssa_into_ssa): Likewise.
1740 * tree-ssa-dom.c (record_cond): Pass correct variable type
1741 for last argument to htab_find_slot_with_hash.
1743 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
1744 effects when optimizing 0 % X. Do not try to optimize X % 0.
1746 2005-01-31 James E. Wilson <wilson@specifixinc.com>
1748 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
1751 2005-02-01 Eric Christopher <echristo@redhat.com>
1753 * config/mips/mips.c (override_options): Warn if -mint64
1755 * doc/invoke.texi (MIPS Options): Document that -mint64 is
1758 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
1760 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
1762 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
1763 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
1764 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
1765 (cached_regno): Initialize to INVALID_REGNUM.
1766 (cse_reg_info_table_size,
1767 cse_reg_info_table_first_uninitialized,
1768 cse_reg_info_timestamp): New.
1769 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
1771 (init_cse_reg_info, get_cse_reg_info_1): New.
1772 (get_cse_reg_info): Cache the last look-up.
1773 (new_basic_block): Update the code to clear mappings from
1774 registers to cse_reg_info entries.
1775 (cse_main): Call init_cse_reg_info.
1777 * cse.c (get_cse_reg_info): Update a comment.
1779 2005-01-31 Steven Bosscher <stevenb@suse.de>
1782 * c-decl.c (start_decl): Do not warn about arrays of elements with
1783 an incomplete type here.
1784 (grokdeclarator): Do it here by making a pedwarn an error.
1785 * c-typeck.c (push_init_level): If there were previous errors with
1786 the constructor type, do not warn about braces for initializers.
1787 (process_init_element): Likewise for excess initializer elements.
1789 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
1791 * cse.c (delete_trivially_dead_insn): Don't iterate.
1793 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
1795 * config/rs6000/rs6000.md (copysignsf3): New expand.
1796 (copysigndf3): Likewise.
1798 2005-01-31 Steven Bosscher <stevenb@suse.de>
1800 * recog.c (constrain_operands): Only look for earlyclobber operand
1801 conflicts if an '&' constraint was seen.
1803 2005-01-31 Marc Espie <espie@openbsd.org>
1805 * config.gcc: Don't include embedded systems fragment, switches default
1806 debugging format to ELF.
1807 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
1808 longer pick it up there.
1810 2005-01-31 Dale Johannesen <dalej@apple.com>
1812 * doc/extend.texi (nested functions): Fix linkage description.
1813 Clarify that static is not allowed.
1815 2005-01-31 Dale Johannesen <dalej@apple.com>
1817 * config/rs6000/darwin.md (movsf_low_di): Make work.
1818 (movdf_low_di): Make work.
1820 2005-01-31 Dale Johannesen <dalej@apple.com>
1822 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
1823 Make work for 64 bit.
1825 2005-01-31 Roger Sayle <roger@eyesopen.com>
1826 Dale Johannesen <dalej@apple.com>
1829 * fold-const.c (fold_binary_op_with_conditional_arg):
1830 Make types match original operands, before STRIP_NOPS.
1832 2005-01-31 Alan Modra <amodra@bigpond.net.au>
1834 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
1835 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
1836 (struct gcc_sigcontext): Delete. Merge contents to..
1837 (struct gcc_ucontext): ..here.
1838 (get_sigcontext): Delete.
1839 (get_regs): New function, like get_sigcontext but return regs ptr.
1840 64-bit version finds regs from r1 to support vdso.
1841 (ppc_linux_aux_vector): New function.
1842 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
1845 2005-01-31 Ira Rosen <irar@il.ibm.com>
1847 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
1849 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
1850 redundant fold. Fix misalignment for MINUS_EXPR.
1851 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
1852 (vect_analyze_pointer_ref_access): Likewise.
1853 (vect_get_memtag_and_dr): Likewise.
1855 2005-01-31 Richard Henderson <rth@redhat.com>
1857 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
1858 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
1859 absnegdf2_i387, absnegxf2_i387): Likewise.
1861 2005-01-31 Richard Henderson <rth@redhat.com>
1864 * optabs.c (expand_copysign_absneg): New.
1865 (expand_copysign_bit): Split out from ...
1866 (expand_copysign): ... here. Use expand_copysign_absneg.
1868 2005-01-30 Roger Sayle <roger@eyesopen.com>
1871 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
1872 constant as the second operand and a register as the third.
1874 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
1877 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
1878 that dllimport'd functions do not use all call-clobbered registers
1881 2005-01-30 Richard Henderson <rth@redhat.com>
1884 * optabs.c (expand_absneg_bit): Split out from expand_unop and
1885 expand_abs_nojump and generalize. Use operand_subword and
1886 emit_no_conflict_block. Support large modes.
1887 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
1889 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
1890 negation to subtraction.
1891 (expand_copysign): Check that the format has signed zeros.
1892 Use operand_subword and emit_no_conflict_block. Support large modes.
1894 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
1896 Fix PR tree-optimization/19624
1898 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
1899 * tree-ssa-pre.c: Add cfgloop.h.
1901 (pre_stats): New member, constified.
1902 (inserted_exprs): New static variable.
1903 (NECESSARY): New macro.
1904 (create_expression_by_pieces): Fold the expression, and
1905 mark it as defaulting to not necessary. Also put in
1907 (fully_constant_expression): New function.
1908 (insert_into_preds_of_block): Modify to not insert phis when we
1909 are playing with induction variables.
1910 Push phis onto the inserted_exprs vector, and mark them as not
1911 necessary by default.
1912 (insert_aux): Call fully_constant_expression on eprime.
1913 If all edges produce the same value, mark it constant.
1914 (mark_operand_necessary): New function.
1915 (remove_dead_inserted_code): New function.
1916 (init_pre): Init loop optimizer to get loop info.
1917 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
1918 (execute_pre): Commit edge inserts, then remove dead code.
1920 2005-01-30 Richard Henderson <rth@redhat.com>
1922 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
1923 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
1925 2005-01-30 Richard Henderson <rth@redhat.com>
1928 * config/i386/i386.c (ix86_expand_copysign): New.
1929 (ix86_split_copysign_const): New.
1930 (ix86_split_copysign_var): Rename from ix86_split_copysign,
1931 rearrange op1/nmask operands.
1932 * config/i386/i386-protos.h: Update.
1933 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
1934 (copysigndf3): Likewise.
1935 (copysignsf3_const, copysigndf3_const): New.
1936 (copysignsf3_var): Rename from copysignsf3, split out splitter
1937 and fix split predicate for X constraint.
1938 (copysigndf3_var): Similarly.
1940 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
1942 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
1943 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
1944 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
1946 2005-01-29 Richard Henderson <rth@redhat.com>
1949 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
1950 of # and * in constraints.
1952 2005-01-29 Richard Henderson <rth@redhat.com>
1955 * expr.c (store_field): Don't strip sub-mode cast when the input
1956 data is even smaller.
1958 2005-01-29 Richard Henderson <rth@redhat.com>
1961 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
1964 2005-01-29 Richard Henderson <rth@redhat.com>
1966 * combine.c (make_field_assignment): Fix argument order
1969 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
1971 PR tree-optimization/15791
1972 * fold-const.c (extract_array_ref): New function.
1973 (fold): Fold comparisons between &a[i] and &a[j] or
1974 semantically equivalent trees.
1976 2005-01-29 Jeff Law <law@redhat.com>
1978 * gcse.c (insert_expr_in_table): Revamp handling of available
1979 and anticipatable occurrence lists to avoid unnecessary list
1981 (insert_set_in_table): Similarly.
1983 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
1985 * c-common.c (fix_string_type): Just use c_build_qualified_type to
1987 (c_build_qualified_type): Build qualified array types with
1988 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
1989 * c-decl.c (c_make_fname_decl): Build unqualified array type
1990 before qualified type.
1991 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
1992 type is qualified, not just if type itself is. Don't apply
1993 qualifiers to array type when declarator is processed. Apply
1994 qualifiers to field type whether or not it is an array type.
1995 Don't handle array types specially for applying qualifiers to
1997 * c-typeck.c (composite_type): Build unqualified element type and
1998 array type when forming composite of array types.
1999 (common_pointer_type, comptypes, comp_target_types,
2000 type_lists_compatible_p, build_indirect_ref, build_array_ref,
2001 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
2003 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
2004 (args2) in variables a1 and a2.
2006 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
2008 * cse.c (n_elements_made, max_elements_made): Remove.
2009 (insert): Don't touch n_elements_made.
2010 (cse_main): Don't touch n_elements_made or max_elements_made.
2012 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
2015 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
2016 configuration part of dp-bit.c to be lost.
2018 2005-01-28 Roger Sayle <roger@eyesopen.com>
2020 * expmed.c (expand_mult_highpart_optab): When attempting to use
2021 a non-widening multiplication in a wider mode, the operands need
2022 to be converted (zero or sign extended) to that mode.
2024 2005-01-28 Ian Lance Taylor <ian@airs.com>
2028 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
2029 through if both operands fall through.
2031 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2033 * cse.c (fold_rtx) <PC>: Don't optimize.
2035 2005-01-28 Jeff Law <law@redhat.com>
2037 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
2038 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
2040 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
2042 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
2043 cse_reg_info_used_list_end): Remove.
2044 (cse_reg_info_list, cse_reg_info_list_free): New.
2045 (get_cse_reg_info): When allocating an instance of
2046 cse_reg_info, add it to the beginning of the cse_reg_info_list
2047 list. Remove code to maintain cse_reg_info_used_list.
2048 (new_basic_block): Reset the free list to the beginning of
2051 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
2053 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2054 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2055 (frv_expand_mdpackh_builtin): New function.
2056 (frv_expand_builtin): Use it to expand __MDPACKH.
2057 * doc/extend.texi (__MDPACKH): Update documentation.
2059 2005-01-28 Uros Bizjak <uros@kss-loka.si>
2061 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
2062 SSE_FLOAT_MODE_P for use_sse computation.
2064 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
2067 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
2069 2005-01-27 Richard Henderson <rth@redhat.com>
2071 * builtins.c (expand_builtin_copysign): New.
2072 (expand_builtin): Call it.
2073 * genopinit.c (optabs): Add copysign_optab.
2074 * optabs.c (init_optabs): Initialize it.
2075 (expand_copysign): New.
2076 * optabs.h (OTI_copysign, copysign_optab): New.
2077 (expand_copysign): Declare.
2079 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
2080 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
2082 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
2083 (ix86_expand_fp_absneg_operator): ... here.
2084 (ix86_split_copysign): New.
2085 * config/i386/i386-protos.h: Update.
2086 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
2087 (copysignsf3, copysigndf3): New.
2089 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
2090 (copysignsf3, ncopysignsf3): New.
2091 (copysigndf3, ncopysigndf3): New.
2092 (copysignxf3, ncopysignxf3): New.
2093 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
2095 2005-01-27 Arend Bayer <arend.bayer@web.de>
2096 Kazu Hirata <kazu@cs.umass.edu>
2098 * cse.c: (find_best_addr): Don't call copy_rtx before calling
2099 fold_rtx. Save cost recomputation if fold_rtx did nothing.
2100 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
2103 2005-01-27 Jeff Law <law@redhat.com>
2105 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
2106 definitions of SSA_NAMEs which are not being rewritten.
2107 (rewrite_ssa_into_ssa): Only initialize the current definition
2108 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
2109 If checking is enabled, assert that SSA_NAME_AUX is clear for all
2110 SSA_NAMEs before returning.
2112 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
2114 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
2115 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
2116 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
2117 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
2118 config/mips/iris6.h, config/sh/sh.c: Update copyright.
2120 2005-01-27 Steven Bosscher <stevenb@suse.de>
2123 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
2124 higher to -O2 and higher. Likewise for tree PRE.
2125 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
2128 2005-01-27 Ian Lance Taylor <ian@airs.com>
2131 * gimple-low.c (try_catch_may_fallthru): New static function.
2132 (block_may_fallthru): Handle TRY_CATCH_EXPR.
2133 * tree-inline.c (expand_call_inline): Don't warn about reaching
2134 the end of a non-void function being inlined if the function uses
2137 2005-01-27 Jakub Jelinek <jakub@redhat.com>
2139 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
2142 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
2143 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
2144 (implicitly_declare): Handle error_mark_node.
2146 2005-01-27 Richard Henderson <rth@redhat.com>
2149 * tree.h (struct tree_decl): Add debug_expr_is_from.
2150 (DECL_DEBUG_EXPR_IS_FROM): New.
2151 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
2152 * dwarf2out.c (dwarf2out_var_location): Update to match.
2153 * tree-outof-ssa.c (create_temp): Likewise.
2154 * var-tracking.c (track_expr_p): Likewise.
2155 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
2156 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
2157 * toplev.c (default_tree_printer): Likewise.
2159 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
2161 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
2162 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
2164 2005-01-27 Steven Bosscher <stevenb@suse.de>
2166 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
2167 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
2168 ASM_CLOBBERS): Add tree checks.
2170 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
2171 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
2172 * c-common.def (SWITCH_STMT): Update to match.
2173 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
2174 macros instead of SWITCH_EXPR ones.
2175 * c-dump.c (c_dump_tree): Likewise.
2176 * c-gimplify.c (gimplify_switch_stmt): Likewise.
2177 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
2179 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
2181 2005-01-27 Alan Modra <amodra@bigpond.net.au>
2183 * unwind-dw2.c (execute_stack_op): Add missing cases for
2184 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
2186 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
2188 * config.gcc (Obsolete configurations): Remove 'dummy', add
2189 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
2192 2005-01-26 Diego Novillo <dnovillo@redhat.com>
2194 PR tree-optimization/19633
2195 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
2197 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
2198 are no call-clobbered variables.
2199 * tree-outof-ssa.c (check_replaceable): Return false for calls
2202 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
2204 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
2205 even for variables with NULL DECL_INITIAL.
2207 2005-01-26 Stuart Hastings <stuart@apple.com>
2209 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
2211 2005-01-26 Richard Henderson <rth@redhat.com>
2214 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2216 * expr.c (store_field): Strip conversions to odd-bit-sized types
2217 if the destination field width matches.
2219 2005-01-26 Richard Henderson <rth@redhat.com>
2221 * c-decl.c, expmed.c, expr.c: Revert last change.
2223 2005-01-26 Richard Henderson <rth@redhat.com>
2226 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2228 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
2229 if we don't need the bits above those present in the current mode.
2230 * expr.c (store_field): Strip conversions to odd-bit-sized types
2231 if the destination field width matches.
2233 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2235 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2236 either -ffast-math or -funsafe-math-optimizations is in use.
2238 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2242 * config/avr/avr.c (notice_update_cc): Only set condition code for
2243 ashrqi3 if shift count > 0.
2244 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
2245 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
2246 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
2247 count <= 0 as a no-op, and shift count >= width by copying zero
2248 or sign bit to all bits of the result.
2249 * config/avr/avr.md (all shifts): Add alternatives for zero shift
2250 count, with attribute "length" set to 0 and "cc" set to "none".
2252 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2254 * doc/invoke.texi: Document -mTLS.
2256 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
2257 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
2258 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
2259 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
2260 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
2261 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
2262 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
2263 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
2265 * configure.ac: Check for a TLS capable gas.
2267 * configure: Regenerate.
2269 2005-01-26 Richard Henderson <rth@redhat.com>
2272 * combine.c (make_field_assignment): Simplify store to zero_extract
2273 from a source with an overlapping mask.
2275 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2277 2004-11-11 Eric Christopher <echristo@redhat.com>
2279 * config/frv/frv.md: Add fr400_integer automaton. Don't
2280 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
2283 2005-01-26 Steven Bosscher <stevenb@suse.de>
2286 * cfgbuild.c (make_edges): Do not clear or set
2287 current_function_has_computed_jump.
2288 * function.h (struct function): Remove the has_computed_jump field.
2289 (current_function_has_computed_jump): Do not define.
2290 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
2291 in a computed jump. Ignore current_function_has_computed_jump.
2293 2005-01-26 Richard Henderson <rth@redhat.com>
2296 * expr.c (categorize_ctor_elements): New argument p_must_clear.
2297 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
2299 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
2300 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
2301 objects into static storage if they have more than one non-zero value.
2302 * tree.h (categorize_ctor_elements): Update decl.
2304 2005-01-26 Steven Bosscher <stevenb@suse.de>
2307 * tree.h (CALL_EXPR_TAILCALL): Add comment.
2308 * calls.c (check_sibcall_argument_overlap_1): Revert the change
2309 to this function from 2004-07-10.
2310 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
2311 the current function for tail call optimizations if the address
2312 of one of it its arguments is taken.
2314 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
2316 * cse.c (fold_rtx): Call equiv_constant only when necessary.
2318 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
2320 * function.c (expand_function_end): If current_function_calls_alloca,
2321 emit stack restore in a place that is reached when the function falls
2324 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
2326 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
2327 rule to avoid matching inappropriate suffix rule.
2329 2005-01-26 Jan Hubicka <jh@suse.cz>
2331 PR tree-optimization/19241
2332 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
2334 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2336 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
2337 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
2339 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
2340 <sim*>: Always use crt1.o, regardless of N in simN.
2341 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2342 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
2343 (CRT_CALL_STATIC_FUNCTION): Remove.
2344 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
2345 use crt1.o, regardless of N in simN.
2346 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2347 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
2348 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
2349 case isystem setting.
2350 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
2352 2005-01-25 Ian Lance Taylor <ian@airs.com>
2354 * gimple-low.c (block_may_fallthru): Correct handling of
2355 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
2357 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2359 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
2360 handlers to match indentation; nested under the mtune=* handler.
2361 Similar for mcpu= and march=.
2363 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
2365 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
2366 * config/mips/linux64.h (LIB_SPEC): Likewise.
2367 * config/mn10300/linux.h (LIB_SPEC): Likewise.
2368 * config/sh/linux.h (LIB_SPEC): Likewise.
2370 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
2372 * config/frv/frv.c (frv_legitimize_tls_address): New.
2373 (TARGET_HAVE_TLS): Define.
2374 (FRV_SYMBOL_REF_TLS_P): Define.
2375 (frv_override_options): Handle new register classes.
2376 (frv_legitimate_address_p): Reject tls addresses.
2377 (frv_legitimize_address): Handle TLS addresses.
2378 (gen_inlined_tls_plt): New.
2380 (frv_legitimize_tls_address): New.
2381 (unspec_got_name): Add TLS entries.
2382 (got12_operand): Add R_FRV_TLSMOFF12 case.
2383 (frv_emit_move): Fixup TLS addresses.
2384 (frv_emit_movsi): Legitimize TLS addresses.
2386 * config/frv/frv.h (MASK_BIG_TLS): New.
2387 (TARGET_BIG_TLS): New.
2388 (HAVE_AS_TLS): Define.
2389 (TARGET_SWITCHES): Add -mTLS and -mtls options.
2390 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
2391 (REG_CLASS_NAMES): Same.
2392 (REG_CLASS_CONTENTS): Same.
2393 (CONSTRAINT_LEN): New.
2394 (REG_CLASS_FROM_CONSTRAINT): New.
2395 (PREDICATE_CODES): Add symbolic_operand.
2397 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
2398 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
2399 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
2400 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
2401 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
2402 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
2403 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
2404 GR9_REG, GR14_REG, LRREG.
2405 (type): Add load_or_call attribute.
2406 ("load_or_call"): New reservation.
2407 ("call_gettlsoff"): New.
2408 ("tls_indirect_call"): New.
2409 ("tls_load_gottlsoff12"): New.
2410 ("tlsoff_hilo"): New.
2411 ("tls_tlsdesc_ldd"): New.
2412 ("tls_tlsoff_ld"): New.
2415 * config/frv/frv-protos.h (symbolic_operand): Protoize.
2417 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
2419 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
2420 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
2421 * config/frv/frv.c (TLS_BIAS): Define.
2422 (frv_output_dwarf_dtprel): New.
2424 2005-01-26 Jakub Jelinek <jakub@redhat.com>
2426 PR rtl-optimization/19579
2427 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
2428 both A and B, see if they don't clobber registers the other expr uses.
2430 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
2432 * real.c (do_add): Initialize signalling and canonical members.
2434 * real.c (real_from_integer): Zero out destination.
2436 2005-01-18 Jan Hubicka <jh@suse.cz>
2438 PR tree-optimize/19337
2439 * tree-inline.c (initialize_inlined_parameters): Copy
2440 saved_static_chain_decl only.
2442 2005-01-25 Richard Henderson <rth@redhat.com>
2446 * config/i386/i386.c (x86_inter_unit_moves): Zero.
2447 (ix86_preferred_reload_class): Rewrite fp-constant section, with
2448 80387 enabled, to return a proper subclass. Return the subset that
2449 overlaps with GENERAL_REGS for PLUS.
2450 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
2452 2005-01-25 Richard Henderson <rth@redhat.com>
2455 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
2457 2005-01-25 Roger Sayle <roger@eyesopen.com>
2459 * expmed.c (choose_multiplier): Change interface to return the
2460 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
2461 (expand_divmod): Update calls to choose_multiplier.
2463 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2466 * expmed.c (extract_bit_field): Use adjust_address instead of
2467 gen_lowpart when op0 is a MEM.
2469 2005-01-24 Steven Bosscher <stevenb@suse.de>
2471 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
2473 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2475 * config/mips/irix-csr.c: New file.
2476 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2477 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2478 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2481 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
2484 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
2485 sparc/elf.h, add sparc/sp-elf.h.
2486 (sparc-*-rtems*): Likewise.
2487 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
2488 tm-dwarf2.h, add sparc/sp-elf.h.
2489 (sparc86x-*-elf): Likewise.
2490 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
2491 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
2492 TARGET_OS_CPP_BUILTINS.
2493 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2494 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2496 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
2497 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
2498 (SWITCH_TAKES_ARG): Likewise.
2499 (LOCAL_LABEL_PREFIX): Likewise.
2500 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2501 (TARGET_N_FORMAT_TYPES): Delete.
2502 (TARGET_FORMAT_TYPES): Likewise.
2503 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
2504 * config/sparc/elf.h: Delete.
2505 * config/sparc/sp-elf.h: New file.
2507 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2509 * tree-flow-inline.h (phi_arg_from_edge): Remove.
2510 * tree-flow.h: Remove the corresponding prototype.
2511 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
2512 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
2514 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2517 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
2518 for AIX ABI or ELF -fPIC.
2519 (rs6000_emit_load_toc_table): Don't create toc_section here.
2520 (rs6000_xcoff_file_start): Nor here.
2522 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
2524 * sh.c (ra.h): Don't #include.
2525 (hard_regs_intersect_p): New function, resurrected from ra.c.
2527 * sh.c: Fix 1996 Copyright.
2529 2005-01-24 Richard Henderson <rth@redhat.com>
2530 Aldy Hernandez <aldyh@redhat.com>
2532 * regrename.c (note_sets): Handle subregs.
2534 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
2537 * genconditions.c (write_header, write_conditions): Elide file if
2540 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2542 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
2543 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
2546 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2548 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
2549 expand_builtin_printf, expand_builtin_fprintf,
2550 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
2551 checking against POINTER_TYPE.
2552 (validate_arglist): Handle POINTER_TYPE code by checking
2555 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
2557 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
2559 (for_each_rtx): Call for_each_rtx_1.
2560 * rtl.h (init_rtlanal): Declare.
2561 * toplev.c (backend_init): Call init_rtlanal.
2563 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2565 * flow.c (propagate_one_insn): Formatting.
2568 * flow.c (libcall_dead_p): Be more conservative if unsure.
2569 If there are any instructions between insn and call, see if they are
2570 all dead before saying the libcall is dead.
2572 2005-01-24 Uros Bizjak <uros@kss-loka.si>
2574 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
2575 operand constraint for operand 0.
2577 2005-01-23 Richard Henderson <rth@redhat.com>
2580 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
2581 edges leading to join block.
2583 2005-01-23 Roger Sayle <roger@eyesopen.com>
2585 * expmed.c (expand_mult_highpart): Make static. Change type of
2586 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
2587 (expand_divmod): Updates calls to expand_mult_highpart by using
2588 gen_int_mode to pass a CONST_INT rtx.
2589 * rtl.h (expand_mult_highpart): Remove prototype.
2591 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2593 * flow.c (regset_bytes, regset_size): Remove.
2595 * cfganal.c: Fix a reference to Harvey's paper.
2597 2005-01-23 Steven Bosscher <stevenb@suse.de>
2599 PR rtl-optimization/19464
2600 * tree-optimize.c (init_tree_optimization_passes): Add one more
2601 copyrename pass just before out-of-ssa.
2603 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
2606 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
2607 * ggc-none.c (ggc_free): Define.
2609 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2611 * cse.c (max_reg, max_insn_uid): Remove.
2612 (cse_main): Don't access max_reg or max_insn_uid.
2614 * c-common.c (explicit_flag_signed_bitfields,
2615 lang_statement_code_p, lang_expand_function_end): Remove.
2616 * c-common.h: Remove the corresponding declarations.
2617 * c-opts.c (c_common_handle_option): Remove all write access
2618 to explicit_flag_signed_bitfields.
2620 * cgraph.c (cgraph_varpool_n_nodes): Remove.
2621 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
2622 * cgraph.h: Remove the corresponding declaration.
2624 * gcse.c (null_pointer_info): Remove.
2626 2005-01-23 Roger Sayle <roger@eyesopen.com>
2627 Eric Botcazou <ebotcazou@libertysurf.fr>
2629 * combine.c (simplify_logical): Only simplify logical expressions
2630 of the form ior(and(x,y),z) by the inverse distributive law if the
2631 result is cheaper than the original.
2633 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2635 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
2636 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
2637 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
2638 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
2639 config/freebsd-spec.h, config/arm/arm.h,
2640 config/h8300/h8300.md, config/i386/i386.md,
2641 config/i386/predicates.md, config/i386/sse.md,
2642 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
2643 config/vax/vax.md: Fix comment typos. Follow spelling
2646 2005-01-23 Steven Bosscher <stevenb@suse.de>
2648 * gengtype.c (walk_type): Produce `not equal to' compares for loop
2649 tests, instead of `less than'.
2651 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
2653 * function.c (assign_parm_setup_block): When creating a new stack slot
2654 for a parameter, get its alignment from the parameter's DECL_ALIGN
2655 rather than the type's TYPE_ALIGN. Make sure that the parameter
2656 is at least word aligned.
2658 2005-01-22 Roger Sayle <roger@eyesopen.com>
2661 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
2663 2005-01-22 Richard Henderson <rth@redhat.com>
2666 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
2667 in both compare operands.
2668 (movdfcc_1_sse_max): Likewise.
2669 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
2670 (movdfcc_1_sse): Likewise.
2671 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
2672 scratch register as needed.
2674 2005-01-22 Richard Henderson <rth@redhat.com>
2676 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
2678 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
2680 2005-01-22 Richard Henderson <rth@redhat.com>
2682 * genopinit.c (optabs): Use smin/smax for floating point too.
2683 * doc/md.texi: Update to match. Clarify that floating point
2684 results are undefined for +0/-0 and NaN.
2685 * doc/rtl.texi: Likewise.
2686 * rtl.def (SMIN, SMAX): Likewise
2687 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
2689 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
2690 leading 's' to the name.
2691 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
2692 smaxxf3, sminxf3): Likewise.
2693 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
2696 2005-01-22 Paul Brook <paul@codesourcery.com>
2698 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
2700 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
2702 * config/s390/s390.c (struct processor_costs): New fields
2703 dlgr, dlr, dr, dsgfr, dsgr.
2704 (z900_cost, z990_cost): Values for new fields.
2705 (s390_rtx_costs): New cases MEM und COMPARE in switch
2706 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
2707 DIV, MOD, UDIV, UMOD.
2709 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2711 * config/s390/s390.md ("doloop_si64"): Reload input value directly
2712 into the register being decremented.
2713 ("doloop_si31", "doloop_di"): Likewise.
2714 ("*doloop_si_long"): Adapt pattern.
2716 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2718 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
2720 (CLASS_MAX_NREGS): Likewise.
2722 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
2724 * doc/tree-ssa.texi (Statement Operands): Add example for new
2725 must-def macro. Note deprecation of old operands interface.
2727 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
2729 PR tree-optimization/19484
2730 * tree-cfg.c (remove_fallthru_edge): New function.
2731 (cleanup_control_flow): Remove fallthru edges from calls that are
2732 now known not to return.
2734 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2736 Fix PR tree-optimization/19038
2737 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
2738 copies with loop variant ones.
2740 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
2742 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
2743 config/alpha/alpha-protos.h, config/alpha/alpha.h,
2744 config/alpha/alpha.md, config/alpha/predicates.md,
2745 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
2746 config/sparc/sol2.h: Update copyright.
2748 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
2749 first label to see if it is a nonlocal label.
2751 2005-01-22 David Edelsohn <edelsohn@gnu.org>
2752 Andrew Pinski <pinskia@physics.uc.edu>
2755 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
2756 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
2758 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2760 * config/rs6000/rtems.h: Update copyright.
2762 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2765 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
2766 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
2767 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
2769 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2772 * c-typeck.c (convert_arguments): Check for error_mark_node.
2774 2005-01-21 Ian Lance Taylor <ian@airs.com>
2776 PR tree-optimization/13000
2777 * tree-inline.c: Include "tree-flow.h".
2778 (expand_call_inline): If warn_return_type, warn if non-void inline
2779 function falls through.
2780 * tree-cfg.c (execute_warn_function_return): Don't warn about
2781 control reaching end if TREE_NO_WARNING is set. Set
2783 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
2785 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
2786 branch if we don't need one.
2787 * c-typeck.c: Include "tree-flow.h"
2788 (c_finish_bc_stmt): Don't add a goto if the current statement
2789 list doesn't fall through to the current point.
2791 2005-01-21 Roger Sayle <roger@eyesopen.com>
2793 PR rtl-optimization/576
2794 * real.c (real_arithmetic): Change return type from void to bool
2795 to return an indication that the result may be inexact.
2796 * real.h (real_arithmeric): Update prototype.
2797 * fold-const.c (const_binop): Don't constant fold floating
2798 point expressions when the user specifies -frounding-math and
2799 the result may depend upon the run-time rounding mode.
2800 (fold_convert_const_real_from_real): Clean-up.
2801 (fold_initializer): Ignore flag_rounding_math for initializers.
2802 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
2803 constant fold FP operations with flag_rounding_math if the
2804 result may depend upon the run-time rounding mode.
2806 2005-01-21 Tom Tromey <tromey@redhat.com>
2808 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
2810 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
2812 * tree-cfg.c: Fix comment typos.
2814 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
2816 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
2817 around the call to rest_of_handle_branch_target_load_optimize.
2819 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2821 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
2822 (sparc64-*-openbsd*): Likewise.
2823 (sparclite-*-elf*): Include tm-dwarf2.h.
2824 (sparc86x-*-elf*): Likewise.
2825 (sparc64-*-elf*): Likewise.
2826 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
2827 (DBX_DEBUGGING_INFO): Likewise.
2828 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
2829 (PREFERRED_DEBUGGING_TYPE): Likewise.
2830 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
2831 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
2832 (PREFERRED_DEBUGGING_TYPE): Likewise.
2833 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
2834 (PREFERRED_DEBUGGING_TYPE): Likewise.
2835 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
2837 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
2840 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
2842 2005-01-20 Paul Brook <paul@codesourcery.com>
2844 * doc/rtl.texi: Document value extension requirements for CONST_INT.
2846 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2848 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
2849 label is first in a sequence of labels.
2851 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
2853 2005-01-20 Janis Johnson <janis187@us.ibm.com>
2854 Giovanni Bajo <giovannibajo@gcc.gnu.org>
2856 * doc/sourcebuild.texi (Test Directives): New.
2858 2005-01-20 Roger Sayle <roger@eyesopen.com>
2860 * real.c (real_floor): Don't leave the result uninitialized when
2861 mode is VOIDMode, but return the unrounded intermediate value.
2862 (real_ceil): Likewise.
2864 2005-01-20 Paul Brook <paul@codesourcery.com>
2866 * config/arm/arm.md (insv): Use gen_int_mode.
2868 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2870 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
2871 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2872 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2873 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2874 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2876 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2879 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
2880 fbreg, so we have to assume we can't.
2881 (loc_descriptor_from_tree_1): Ditto.
2882 (containing_function_has_frame_base): New function.
2883 (add_location_or_const_value_attribute): Use it.
2884 Also try to generate a frame_base from a single element location
2887 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2889 PR tree-optimization/15349
2890 * timevar.def (TV_TREE_MERGE_PHI): New.
2891 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
2893 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
2894 calls to tree_forwarder_block_p.
2895 (remove_forwarder_block_with_phi, merge_phi_nodes,
2896 gate_merge_phi, pass_merge_phi): New.
2897 * tree-optimize.c (init_tree_optimization_passes): Add
2899 * tree-pass.h: Add an extern for pass_merge_phi;
2901 2005-01-20 Richard Henderson <rth@redhat.com>
2904 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
2905 (_mm_castps_pd, _mm_castps_si128): New.
2906 (_mm_castsi128_ps, _mm_castsi128_pd): New.
2908 2005-01-20 Richard Henderson <rth@redhat.com>
2911 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
2912 __builtin_ia32_vec_init_v2si.
2913 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
2914 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
2915 (ix86_init_mmx_sse_builtins): Create it.
2916 (ix86_expand_builtin): Expand it.
2917 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
2918 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
2919 (vec_extractv2si_0, vec_extractv2si_1): New.
2921 2005-01-20 Richard Henderson <rth@redhat.com>
2924 * config/i386/i386.c (ix86_expand_push): New.
2925 * config/i386/mmx.md (push<MMXMODE>1): New.
2926 * config/i386/sse.md (push<SSEMODE>1): New.
2927 * config/i386/i386-protos.h: Update.
2929 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2931 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
2934 2005-01-20 Richard Henderson <rth@redhat.com>
2936 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
2937 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
2939 2005-01-19 Richard Henderson <rth@redhat.com>
2942 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
2943 to V4SFmode in SSE1 fallback load path.
2945 2005-01-19 Richard Henderson <rth@redhat.com>
2947 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
2948 in QImode expansion to ix86_expand_vector_set.
2949 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
2951 2005-01-19 Richard Henderson <rth@redhat.com>
2954 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
2955 subclass of the input class.
2956 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
2957 Always true for cross-SSE1 classes. Rationalize conditionals.
2958 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
2959 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
2960 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
2961 (movdi_2): Add MMX/SSE zeros.
2962 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
2963 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
2964 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2965 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
2966 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
2967 (zero_extendsidi2_rex64_1): Remove.
2968 (MOV0 peephole): Check GENERAL_REG_P.
2970 2005-01-19 Richard Henderson <rth@redhat.com>
2973 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
2975 (ix86_expand_vector_extract): Likewise.
2977 2005-01-19 Richard Henderson <rth@redhat.com>
2980 * expr.c (emit_move_change_mode): New argument force; use
2981 simplify_gen_subreg if true.
2982 (emit_move_via_alt_mode): Merge into ...
2983 (emit_move_via_integer): ... here.
2984 (emit_move_ccmode): Use emit_move_change_mode directly.
2986 2005-01-19 Richard Henderson <rth@redhat.com>
2989 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
2990 (alpha_preferred_reload_class): Handle CONST_VECTOR.
2991 (alpha_emit_set_const_1): Add no_output parameter; don't emit
2993 (alpha_emit_set_const): Likewise. Make static.
2994 (alpha_emit_set_long_const): Make static.
2995 (alpha_extract_integer): Split out from alpha_expand_mov.
2996 (alpha_split_const_mov): Likewise.
2997 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
2998 (alpha_legitimate_constant_p): New.
2999 * config/alpha/alpha-protos.h: Update.
3000 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
3001 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
3002 * config/alpha/alpha.md (movsi): Add n alternative.
3003 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
3004 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
3005 (splitters for all of the above): Use alpha_split_const_mov.
3006 * config/alpha/predicates.md (non_add_const_operand): New.
3007 (non_zero_const_operand): New.
3008 (input_operand): Use alpha_legitimate_constant_p after reload.
3010 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3012 PR tree-optimization/19038
3013 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
3014 (add_candidate): Add ivs with increment in latch only if
3015 allow_ip_end_pos_p is true.
3016 (determine_iv_cost): Use empty_block_p.
3018 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
3020 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
3021 (compute_dominance_frontiers): Ditto.
3023 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
3026 * config/sh/t-rtems: New.
3027 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
3029 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
3031 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
3032 the offset of the selected field.
3034 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
3036 * tree-cfg.c (remove_forwarder_block): Fix the check to
3037 prevent a nonlocal label from appearing in the middle of a
3040 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
3042 PR rtl-optimization/19462
3043 * reorg.c (find_end_label): Create return insn only if
3044 current_function_epilogue_delay_list is empty.
3046 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
3048 * doc/passes.texi: Remove paragraph mentioning new-ra.
3050 2005-01-19 Jakub Jelinek <jakub@redhat.com>
3052 PR rtl-optimization/15139
3053 * combine.c: Include params.h.
3054 (count_rtxs): New function.
3055 (record_value_for_reg): If replace_rtx would replace at least
3056 2 occurrences of REG in VALUE and TEM is really large, replace REG with
3057 (clobber (const_int 0)) instead of TEM.
3058 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
3059 * params.h (MAX_LAST_VALUE_RTL): New.
3060 * Makefile.in (combine.o): Depend on $(PARAMS_H).
3061 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
3064 * c-typeck.c (digest_init): Only call build_vector if all constructor
3065 elements are *_CST nodes.
3066 * gimplify.c (gimplify_init_constructor): Likewise.
3069 * c-typeck.c (digest_init): Only call build_vector if inside_init
3072 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3074 * toplev.c (init_asm_output): Remove dead #ifdef.
3076 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
3078 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
3080 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3082 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
3083 accessing DECL_FUNCTION_CODE.
3084 * dojump.c (do_jump): Likewise.
3085 * gimplify.c (gimplify_call_expr): Likewise.
3086 * predict.c (expr_expected_value): Likewise.
3087 (strip_builtin_expect): Likewise.
3088 * tree-inline.c (estimate_num_insns_1): Likewise.
3089 * tree-ssa-loop-im.c (stmt_cost): Likewise
3090 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
3091 (tree_expr_nonnegative_p): Likewise.
3093 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3095 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
3096 variant of the load_pcrel_sym pattern.
3097 * config/sparc/sparc.md (P macro): Move to the top.
3098 (load_pcrel_sym): Macroize using P.
3099 (save_register_window): Likewise.
3101 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
3103 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
3106 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
3109 * c-typeck.c (build_asm_expr): Strip nops off
3110 input memory operands.
3112 2005-01-18 David Edelsohn <edelsohn@gnu.org>
3114 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
3115 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
3116 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
3117 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
3119 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
3122 * config/i386/i386.c (override_options): If the 80387 is disabled,
3123 then do not return FP values using FP registers.
3125 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
3127 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
3128 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
3129 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
3130 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
3131 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
3132 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
3133 output.h, postreload-gcse.c, postreload.c, recog.c,
3134 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
3135 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
3136 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
3137 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
3138 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
3139 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
3140 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
3141 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
3143 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
3144 config/alpha/alpha.c, config/arm/vfp.md,
3145 config/i386/emmintrin.h, config/i386/i386-modes.def,
3146 config/i386/i386-protos.h, config/i386/i386.h,
3147 config/i386/pmmintrin.h, config/i386/ppro.md,
3148 config/i386/predicates.md, config/i386/xmmintrin.h,
3149 config/i860/i860.c, config/ia64/ia64-modes.def,
3150 config/ia64/ia64-protos.h, config/ia64/ia64.h,
3151 config/ia64/ia64.md, config/ia64/itanium1.md,
3152 config/ia64/itanium2.md, config/ia64/predicates.md,
3153 config/iq2000/iq2000.h, config/mips/linux64.h,
3154 config/rs6000/aix41.h, config/rs6000/aix43.h,
3155 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
3156 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3157 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
3158 config/sparc/linux64.h, config/sparc/litecoff.h,
3159 config/sparc/sp64-elf.h, config/sparc/sparc.c,
3160 config/sparc/sparc.h, config/sparc/sparc.md,
3161 config/sparc/sysv4-only.h: Update copyright.
3163 2005-01-18 Richard Henderson <rth@redhat.com>
3166 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
3168 2005-01-18 Marc Espie <espie@openbsd.org>
3169 * config/i386/openbsdelf.h: Typo.
3171 2005-01-18 Richard Henderson <rth@redhat.com>
3173 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
3174 special case for sse.
3175 * config/i386/predicates.md (sse_comparison_operator): Likewise.
3177 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
3179 * tree-inline.c (estimate_num_insns_1): Added cases for
3180 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
3182 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3184 PR rtl-optimization/19296
3185 * combine.c (simplify_comparison): Rewrite the condition under
3186 which a non-paradoxical SUBREG of a PLUS can be lifted when
3187 compared against a constant.
3189 2005-01-18 Andi Kleen <ak@muc.de>
3191 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
3192 * c.opt (-Wpointer-sign): Add.
3193 * doc/invoke.texi: (-Wpointer-sign): Add.
3195 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3197 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
3198 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
3199 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
3200 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
3201 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
3202 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
3203 for TARGET_MIX_SSE_I387.
3204 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
3205 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
3206 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
3207 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
3208 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
3209 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
3210 TARGET_MIX_SSE_I387.
3211 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
3214 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3217 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
3218 Add movaps alternative for xmm reg->reg move.
3220 2005-01-17 Jeff Law <law@redhat.com>
3222 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
3223 at the end of the main DOM loop rather than just before DOM exits.
3225 2005-01-17 Diego Novillo <dnovillo@redhat.com>
3227 PR tree-optimization/19121
3228 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
3229 adding aliases to a name tag, also add them to the pointer's
3231 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
3232 sensitive alias info at all. Only check that the two pointers
3233 have compatible pointed-to sets.
3234 * tree-ssa.c (verify_name_tags): Verify that the alias set of
3235 a pointer's type tag is a superset of the alias set of the
3238 2005-01-17 James E Wilson <wilson@specifixinc.com>
3241 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
3242 comment to document why.
3244 2005-01-17 Richard Henderson <rth@redhat.com>
3246 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
3247 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
3248 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
3249 sse2_vmsminv2df3_finite): New.
3250 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
3251 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
3252 Force op1 into register.
3254 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
3256 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
3257 bubblestrap from always rebuilding build directory.
3259 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
3261 * config/s390/s390.md ("*clc"): Remove incorrect '='.
3262 ("*cmpmem_short"): Likewise.
3264 2005-01-17 Steven Bosscher <stevenb@suse.de>
3266 * basic-block.h: Document BB_* flags.
3267 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
3268 use an sbitmap instead.
3269 * sched-rgn.c (compute_trg_info): Likewise.
3271 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
3273 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
3274 redundant target_cpu_default and extra_parts lines. Use the default
3276 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
3277 (SUBTARGET_EXTRA_SPECS): Delete.
3278 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
3279 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
3280 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
3281 and "n32" for -mabi=n32.
3283 2005-01-17 Ian Lance Taylor <ian@airs.com>
3286 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
3287 fold constant variables into initial values.
3289 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3291 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
3293 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
3294 through the statements backward.
3296 2005-01-17 Ian Lance Taylor <ian@airs.com>
3298 PR middle-end/13127:
3299 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
3300 a variable set to the return value of the inlined function.
3302 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
3304 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
3305 when modes are tieable.
3307 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
3309 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
3310 of pthread_create to find out if threads are enabled.
3311 * gthr-posix95.h (__gthread_active_p): Likewise.
3313 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3315 * common.opt (-fnew-ra): Remove.
3317 * toplev.h (flag_new_regalloc): Remove.
3318 * Makefile.in (ra*.*): Don't mention.
3319 * passes.c (rest_of_handle_new_regalloc): Remove.
3320 (rest_of_handle_combine, rest_of_compilation): Always consider
3321 flag_new_regalloc as false.
3322 * doc/invoke.texi: Don't document -fnew-ra.
3324 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3326 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
3327 last parameter to reg_scan.
3328 * loop.c (loop_optimize): Likewise.
3329 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
3330 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
3331 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3332 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3333 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
3334 * regclass.c (reg_scan): Likewise, for the declaration.
3335 * rtl.h (reg_scan): Likewise, for the prototype.
3337 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3339 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
3340 mark_dfs_back_edges.
3342 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
3344 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
3345 (compute_avail): Uses don't go in tmp_gen.
3347 2005-01-16 Steven Bosscher <stevenb@suse.de>
3349 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
3350 loop to look for a free slot in a page entry.
3352 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3355 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
3356 * toplev.c (compile_file): Call process_pending_assemble_output_defs
3357 just before targetm.asm_out.file_end.
3358 * tree.h (process_pending_assemble_output_defs): Declare.
3359 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
3361 (assemble_alias): Defer generation of assembly code for defines when
3362 TARGET_DEFERRED_OUTPUT_DEFS is true.
3363 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3364 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3365 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
3367 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3370 * pa.c (pa_scalar_mode_supported_p): New function.
3371 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3372 * pa.h (MIN_UNITS_PER_WORD): Add comment.
3374 * pa-protos.h (prefetch_operand): Delete.
3375 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
3376 * pa.c (prefetch_operand): Delete.
3377 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
3378 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
3379 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
3380 and prefetch_nocc_operand.
3381 * pa.md (prefetch): Rework to avoid reload problems handling short
3382 displacements when a cache control completer needs to be provided.
3383 (prefetch_32, prefetch_64): Delete.
3384 (prefetch_cc, prefetch_nocc): New patterns.
3386 2005-01-15 David Edelsohn <edelsohn@gnu.org>
3388 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
3390 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3393 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
3394 exceeds maximum alignment for global common data.
3395 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
3396 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
3398 2004-01-15 Roger Sayle <roger@eyesopen.com>
3400 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
3402 2004-01-15 Roger Sayle <roger@eyesopen.com>
3404 * harg-reg-set.h (reg_class_names): Prototype global array.
3405 * regclass.c (reg_class_names): Declare here and initialize to
3407 (dump_regclass): Remove local declaration of reg_class_names.
3408 (regclass): Likewise.
3409 * cfg.c (dump_flow_info): Likewise.
3410 * ra-debug.c (reg_class_names): Likewise.
3411 * regrename.c (reg_class_names): Likewise.
3412 * reload.c (reg_class_names): Likewise.
3413 * reload1.c (spill_failure): Likewise.
3414 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
3416 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
3418 * config/s390/s390.md ("reload_outti"): Remove predicate for
3419 output operand. Abort if operand is not a MEM.
3420 ("reload_outdi", "reload_outdf"): Likewise.
3422 2005-01-15 Marc Espie <espie@openbsd.org>
3424 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
3425 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
3426 * config/openbsd.h: Fix C++ includes for native configurations.
3427 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
3428 Add trampoline support.
3429 * config/i386/openbsdelf.h: New.
3431 2005-01-15 Marc Espie <espie@openbsd.org>
3433 * collect2.c (main): Explicitly parse -dynamic-linker option.
3435 2005-01-15 Jakub Jelinek <jakub@redhat.com>
3437 PR tree-optimization/19060
3438 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
3439 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
3440 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
3441 and handle extract_range_from_cond returning false.
3442 * fold-const.c (fold): Optimize comparisons with min/max even for
3443 width > HOST_BITS_PER_WIDE_INT.
3445 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
3447 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
3448 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
3449 Remove little endian multilib variants.
3450 Add mips32 multilib variant.
3452 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
3454 * explow.c (copy_all_reg, stabilize): Remove.
3455 * expr.h: Remove the corresponding prototypes.
3457 * rtlanal.c (regs_set_between_p): Remove.
3458 * rtl.h: Remove the corresponding prototype.
3460 2005-01-14 David Edelsohn <edelsohn@gnu.org>
3462 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
3463 to rs6000_nonimmediate_operand.
3464 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
3465 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
3466 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
3467 rs6000_nonimmediate_operand.
3468 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
3469 rs6000_nonimmediate_operand.
3471 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
3473 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
3475 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3477 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
3479 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
3480 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
3482 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
3483 (rs6k_nonimmediate_operand): New.
3484 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
3486 (legitimate_lo_sum_address_p): Same.
3487 (rs6000_legitimize_address): Same.
3488 (rs6000_legitimize_reload_address): Same.
3489 (rs6000_legitimate_address): Same.
3490 (spe_build_register_parallel): Pass DF and DC modes in a DI
3493 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
3494 to rs6k_nonimmediate_operand.
3496 * config/rs6000/spe.md ("*frob_df_di"): New.
3497 ("*frob_di_df"): New.
3498 ("*frob_di_df_2"): New.
3499 ("*mov_sidf_e500_subreg0"): New.
3500 ("*mov_sidf_e500_subreg4"): New.
3501 ("*movdf_e500_double"): Change predicate to
3502 rs6k_nonimmediate_operand.
3504 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3506 * postreload.c (move2add_note_store): Only call
3507 trunc_int_for_mode on scalar integers.
3509 2005-01-14 Steven Bosscher <stevenb@suse.de>
3511 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
3512 replace BB_VISITED uses.
3513 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
3514 (propagate_necessity): Check the bitmap instead of BB_VISITED.
3515 (tree_dce_done): Free visited_control_parents.
3516 (perform_tree_ssa_dce): Allocate and clear it.
3517 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
3518 (compute_antic): Iterate from here using a DFS. Use an sbitmap
3519 instead of BB_VISITED.
3521 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
3523 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
3524 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
3525 Remove unused prototypes.
3527 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3529 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
3530 64-bit register usage.
3531 (spe_func_has_64bit_regs_p): Add FIXME note.
3533 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3535 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
3536 flag_finite_math_only with flag_unsafe_math_optimizations.
3538 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
3540 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
3542 (__tpf_eh_return): Copy TPF private stack area from the module
3543 boundary stack frame. Add check for when module addresses are
3544 equal, but no stub address is found.
3546 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
3549 * arm.h (struct machine_function): Add call_via field.
3550 (thumb_call_via_label): Declare.
3551 * arm.c (thumb_call_via_label): New variable.
3552 (thumb_call_reg_needed): New variable.
3553 (arm_output_function_epilogue): For Thumb code, output any per-function
3554 call-indirect trampolines.
3555 (thumb_call_via_reg): New function.
3556 (arm_file_end): New function.
3557 (TARGET_ASM_FILE_END): Call arm_file_end.
3558 (aof_file_end): Likewise.
3559 * arm-protos.h (thumb_call_via_reg): Declare.
3560 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
3561 thumb_call_via_reg in normal case.
3563 2005-01-14 Jakub Jelinek <jakub@redhat.com>
3566 PR rtl-optimization/19348
3567 * recog.c (peephole2_optimize): Do global life update if some peephole
3568 decides it doesn't need at least one of its inputs and that change
3569 influences liveness at the start of the basic block.
3571 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
3572 arguments instead of 1.
3574 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
3577 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
3578 zero for nested functions needing a static chain or functions
3579 with a non-constant address.
3581 2005-01-13 Roger Sayle <roger@eyesopen.com>
3583 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
3584 (and (sign_extend X) C) into (zero_extend (and X C)).
3586 2005-01-13 David O'Brien <obrien@FreeBSD.org>
3588 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
3590 2005-01-13 Richard Henderson <rth@redhat.com>
3595 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
3596 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
3597 not just TARGET_SSE.
3598 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
3599 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
3600 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
3601 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
3602 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
3603 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
3604 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
3605 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
3606 (movdicc_c_rex64): Rename with '*'.
3607 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
3608 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
3609 (movsfcc_1_387): Rename from movsfcc_1.
3610 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
3611 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
3612 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
3613 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
3614 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
3615 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
3616 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
3617 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
3618 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
3619 sse_movdfcc_const0_4): Remove.
3620 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
3621 recognize min/max early. Update for changed sse cmove patterns.
3622 (ix86_split_sse_movcc): New.
3623 * config/i386/i386-protos.h: Update.
3625 2005-01-13 Steven Bosscher <stevenb@suse.de>
3627 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
3628 (fix_stmt_v_may_defs): Likewise.
3630 2005-01-13 Richard Henderson <rth@redhat.com>
3632 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
3633 for converting the mask.
3635 2005-01-13 David Edelsohn <edelsohn@gnu.org>
3637 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
3640 2005-01-13 Richard Henderson <rth@redhat.com>
3642 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
3643 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
3644 IX86_BUILTIN_MOVDQ2Q): Remove.
3645 (IX86_BUILTIN_VEC_EXT_V4SI): New.
3646 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
3647 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
3649 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
3650 (sse2_pextrw): Fix immediate constraint.
3651 (sse2_loadq, sse2_loadq_rex64): Remove.
3652 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
3653 Use __builtin_ia32_vec_ext_<size>.
3654 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
3656 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
3658 * function.c (assign_parm_setup_block): Look inside original
3659 entry_parm when inspecting PARALLEL.
3661 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3662 Joel Sherrill <joel@oarcorp.com>
3665 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
3666 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
3667 rtems_gxx_recursive_mutex_init.
3668 (__gthread_recursive_mutex_lock): New function.
3669 (__gthread_recursive_mutex_trylock): Likewise.
3670 (__gthread_recursive_mutex_unlock): Likewise.
3672 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3674 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
3676 2005-01-13 Jan Beulich <jbeulich@novell.com>
3678 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
3679 (ashrti3_internal): Indicate output is early clobber. Generate result
3680 into output rather than first input. Use move for low word of output
3681 if shift count is exactly 64.
3682 (lshrti3_internal): Likewise.
3684 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
3688 * reload1.c (delete_output_reload): Don't delete an output reload
3689 if the pseudo lives longer than a single basic block. Adjust and
3690 improve wording of comment.
3692 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
3695 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
3696 of TYPE_SIZE where we mean the number of bytes.
3698 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
3700 * function.c (assign_parm_setup_block): Relax condition on
3701 multi-register optimization.
3703 2005-01-12 Nick Clifton <nickc@redhat.com>
3705 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
3706 an "in_delay_slot" attribute of "no" to prevent them being used in
3707 delay slots. This is forbidden because they might generate
3710 2005-01-12 Alan Modra <amodra@bigpond.net.au>
3713 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
3716 2005-01-12 Nick Clifton <nickc@redhat.com>
3718 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
3719 passed on to GAS) but do not define, as GAS no longer supports or
3720 needs the -m2000 option.
3722 2005-01-11 Roger Sayle <roger@eyesopen.com>
3724 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
3725 type as args of unprototyped builtins aren't automatically promoted.
3726 (fold_builtin_abs): Likewise.
3728 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3730 * Makefile.in: Set a `build-warn' variable.
3732 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3734 PR tree-optimization/17949
3735 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
3736 (find_interesting_uses_address): Use it.
3738 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
3740 * regrename.c (kill_value): Handle subreg's that won't simplify.
3742 2005-01-11 Richard Henderson <rth@redhat.com>
3745 * config/i386/i386.h (enum ix86_builtins): Move ...
3746 * config/i386/i386.c: ... here.
3747 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
3748 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
3749 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
3750 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
3751 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
3752 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
3753 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
3754 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
3755 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
3756 IX86_BUILTIN_LOADDDUP): Remove.
3757 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
3758 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
3759 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
3760 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
3761 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
3762 (ix86_init_builtins): Make static.
3763 (ix86_init_mmx_sse_builtins): Update for changed builtins.
3764 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
3765 if all the modes match. Otherwise, fake it.
3766 (get_element_number, ix86_expand_vec_init_builtin,
3767 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
3768 (ix86_expand_builtin): Make static. Update for changed builtins.
3769 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
3770 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
3771 (ix86_expand_vector_init_duplicate): New.
3772 (ix86_expand_vector_init_low_nonzero): New.
3773 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
3774 Split out from ix86_expand_vector_init; handle integer modes.
3775 (ix86_expand_vector_init): Use them.
3776 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
3777 * config/i386/i386-protos.h: Update.
3778 * config/i386/predicates.md (reg_or_0_operand): New.
3779 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
3780 (movv2sf_internal): Likewise. And a splitter to match them all.
3781 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
3782 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
3783 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
3784 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
3785 (mmx_pinsrw): Fix operand ordering.
3786 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
3787 rather than sse_loadss expander.
3788 (movv2df splitter): Similarly.
3789 (sse_loadss, sse_loadlss): Remove.
3790 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
3791 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
3792 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
3793 (sse3_movddup): Rename with '*'.
3794 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
3795 (sse2_loadsd): Remove.
3796 (vec_dupv2df_sse3): Rename from sse3_loadddup.
3797 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
3798 (sse2_pinsrw): Fix argument ordering.
3799 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
3800 (sse2_stored): Remove 'r' destination.
3801 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
3802 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
3803 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
3804 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
3805 vec_extractv16qi, vec_initv16qi): New.
3807 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
3808 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
3809 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
3811 (_mm_load_pd, _mm_store_pd): Use plain dereference.
3812 (_mm_load_si128, _mm_store_si128): Likewise.
3813 (_mm_load1_pd): Use _mm_set1_pd.
3814 (_mm_load_sd): Use _mm_set_sd.
3815 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
3816 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
3817 (_mm_set_epi64): Use _mm_set_epi64x.
3818 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
3819 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
3820 _mm_setr_epi8): Use _mm_set_foo form.
3821 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
3822 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
3823 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
3824 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
3825 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
3826 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
3827 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
3828 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
3829 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
3830 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
3831 (_mm_movedup_pd): Use _mm_shuffle_pd.
3832 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
3833 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
3834 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
3835 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
3837 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
3838 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
3839 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
3840 (_mm_store_ps): Use raw dereference.
3841 (_mm_store1_ps): Use _mm_storeu_ps.
3842 (_mm_storer_ps): Use _mm_store_ps.
3843 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
3844 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
3846 2005-01-11 Stan Shebs <shebs@apple.com>
3848 * config/rs6000/rs6000.c (machopic_output_stub): Issue
3849 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
3851 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
3854 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3855 Skip all DECLs except for FIELD_DECLs.
3857 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3859 * config/s390/s390.c (override_options): Return error if
3860 -mbackchain, -mpacked-stack and -mhard-float are used together.
3861 (s390_va_start): Remove the backchain && packed-stack special case.
3862 (s390_gimplify_va_arg): Likewise.
3863 * doc/invoke.texi: Remove the ABI incompatibility note.
3865 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3867 * config/s390/s390.c (struct s390_frame_layout): Remove
3869 (s390_frame_info, s390_emit_prologue): Replace occurrences of
3870 save_backchain_p with TARGET_BACKCHAIN.
3872 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3875 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
3876 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
3877 * function.c (locate_and_pad_parm): Set new field.
3878 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
3879 Tweak where_pad test to include "none". Always set mem align for
3881 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
3882 not sufficient for type.
3883 (assign_parm_setup_block): If stack_parm is zero on entry, always
3884 make a new stack local. Block move old stack parm if necessary
3885 to new aligned stack local.
3886 (assign_parm_setup_stack): Use a block move to handle
3887 potentially misaligned entry_parm.
3888 (assign_parms_unsplit_complex): Specify required alignment when
3889 creating stack local.
3890 * calls.c (compute_argument_addresses): Override alignment of stack
3891 arg calculated from its type with the alignment given by
3892 FUNCTION_ARG_BOUNDARY.
3893 (store_one_arg): Likewise.
3895 2005-01-11 Jan Beulich <jbeulich@novell.com>
3897 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
3898 Change respective itanium_class attribute to ialu.
3899 (shladdp4_internal): New.
3900 * config/ia64/predicates.md (shladd_log2_operand): New.
3902 2005-01-11 Richard Henderson <rth@redhat.com>
3904 * expr.c (store_constructor): Use rtvec_alloc instead of
3905 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
3907 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
3909 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
3911 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3913 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
3914 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
3915 (TARGET_RWRELOC): Define.
3916 (ia64_rwreloc_section_type_flags): Delete.
3917 (ia64_section_type_flags): New function.
3918 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
3919 (TARGET_RWRELOC): Define.
3921 2005-01-10 David Mosberger <davidm@hpl.hp.com>
3924 * config/ia64/ia64.c (process_set): For alloc insn, only call
3925 process_epilogue is !frame_pointer_needed.
3927 2005-01-10 Roger Sayle <roger@eyesopen.com>
3930 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
3931 unary operator and can't be treated as a binary/comparison operator.
3933 2005-01-10 Richard Henderson <rth@redhat.com>
3935 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
3936 (ix86_return_in_memory): Likewise.
3937 (function_arg_advance): Likewise. Mirror structure in function_arg
3938 for choosing register to advance.
3940 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
3942 * tree-vectorizer.c, tree.def: Fix comment typos.
3944 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
3946 * config/s390/s390.c (struct processor_costs): 4 new fields:
3947 ddbr, ddr, debr, der.
3948 (s390_rtx_costs): More precise handling of divide instructions.
3950 2005-01-10 David Edelsohn <edelsohn@gnu.org>
3952 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
3954 2005-01-10 Jan Beulich <jbeulich@novell.com>
3956 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
3957 names resulting from -ffunction-sections/-fdata-sections and linkonce
3959 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
3960 based on the section name. Rearrange the section name comparison logic
3961 slightly so that each section name is compared against at most once.
3963 2005-01-10 Ben Elliston <bje@au.ibm.com>
3965 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
3966 targets for which -fPIC reduces limitations on the GOT size.
3968 2005-01-09 Falk Hueffner <falk@debian.org>
3970 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
3973 2005-01-09 David Edelsohn <edelsohn@gnu.org>
3976 * collect2.c (main): Set aixrtl_flag for -brtl option.
3977 (resolve_lib_name): Search for .so file extension before .a
3980 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
3982 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
3983 (vect_analyze_data_refs_alignment): Add dump prints.
3985 2005-01-09 Ira Rosen <irar@il.ibm.com>
3987 * tree-vectorizer.c (vect_analyze_offset_expr): Use
3988 expr_invariant_in_loop_p.
3989 Initialize outputs first thing in the function.
3990 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
3991 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
3992 (vect_analyze_pointer_ref_access): Check that the initial condition of
3993 the access function is loop invariant.
3995 2005-01-09 Richard Henderson <rth@redhat.com>
3997 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
3998 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
3999 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
4000 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
4001 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
4002 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
4003 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
4004 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
4005 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
4006 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4007 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4008 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
4009 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
4010 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
4011 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
4012 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
4013 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4014 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4015 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
4016 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
4017 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
4018 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
4019 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
4021 (mmx_clrdi, pavgusb): Remove.
4022 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
4023 with leading sse_ prefix.
4024 * config/i386/sse.md: Receive them.
4025 * config/i386/mmx.md: New file.
4026 (MMXMODE12, MMXMODE24, mmxvecsize): New.
4027 (subrv2sf3): Turn into expander for normal subtraction.
4028 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
4029 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
4030 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
4031 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
4032 commutative; use ix86_binary_operator_ok.
4033 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
4034 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
4035 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
4036 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
4037 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
4038 Macroize from existing patterns; use ix86_binary_operator_ok.
4039 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
4040 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
4041 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
4042 with vec_select+vec_concat.
4043 (mmx_pshufw, mmx_pshufw_1): Likewise.
4044 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
4045 (mmx_uavgv4hi3): Model correctly.
4046 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
4047 _mm_xor_si64): Remove casts.
4049 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4051 PR tree-optimization/19224
4052 * tree-scalar-evolution.c (get_instantiated_value,
4053 set_instantiated_value): New functions.
4054 (instantiate_parameters_1): Cache the results.
4055 (instantiate_parameters, resolve_mixers): Initialize and free
4058 2005-01-08 David Edelsohn <edelsohn@gnu.org>
4060 * config/i386/i386.md (addhi_4): Correct reference in comment.
4063 2005-01-08 Richard Henderson <rth@redhat.com>
4065 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
4066 (_mm_cvtsi128_si64x): Likewise.
4067 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
4068 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
4069 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
4070 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
4071 * config/i386/i386-protos.h: Update.
4072 * config/i386/i386.c (print_operand): Add 'H'.
4073 (ix86_fixup_binary_operands): Split out from ...
4074 (ix86_expand_binary_operator): ... here.
4075 (ix86_fixup_binary_operands_no_copy): New.
4076 (ix86_expand_fp_absneg_operator): Handle vector mode results.
4077 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
4078 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
4079 (safe_vector_operand): Use CONST0_RTX.
4080 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
4081 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
4082 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
4083 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
4085 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
4086 (IX86_BUILTIN_CMPNGESS): New.
4087 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
4088 (attr type): Add sselog1.
4089 (attr unit, attr memory): Handle it.
4090 (movti, movti_internal, movti_rex64): Move near other integer moves.
4091 (movtf, movtf_internal): Move near other fp moves.
4092 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
4093 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
4094 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
4095 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
4096 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
4097 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
4098 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
4099 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
4100 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
4101 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
4102 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
4103 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
4104 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4105 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4106 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
4107 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
4108 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
4109 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
4110 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
4111 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
4112 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
4113 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
4114 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
4115 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
4116 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
4117 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
4118 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
4119 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
4120 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
4121 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
4122 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
4123 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
4124 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
4125 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
4126 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
4127 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
4128 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
4129 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
4130 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
4131 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
4132 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
4133 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
4134 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
4135 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
4137 (SSEPUSH, push<SSEPUSH>): Remove.
4138 (MMXPUSH, push<MMXPUSH>): Remove.
4139 (sse_movaps, sse_movaps_1, sse_movups): Remove.
4140 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
4141 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
4142 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
4143 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
4144 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
4145 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
4146 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
4147 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
4148 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
4149 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
4150 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
4151 (ppro_sse_log_V4SF): Handle sselog1.
4152 * config/i386/predicates.md (const_0_to_1_operand): New.
4153 (const_0_to_255_mul_8_operand): New.
4154 (const_1_to_31_operand): Rename from const_int_1_31_operand.
4155 (const_2_to_3_operand, const_4_to_7_operand): New.
4156 * config/i386/sse.md: New file.
4157 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
4158 (sse_movups): Rename from sse_movups_1.
4159 (sse_loadlss): Rename from sse_loadss_1.
4160 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
4162 (negv4sf2): Use ix86_expand_fp_absneg_operator.
4163 (absv4sf2, negv2df, absv2df): New.
4164 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
4165 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
4166 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
4167 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
4168 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
4169 (sse3_addsubv4sf3): Model correctly.
4170 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
4171 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
4172 (sse_movhlps): Model with vec_select+vec_concat.
4173 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
4174 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
4175 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
4176 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
4177 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
4178 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
4179 sse2_pshufhw_1): Likewise.
4180 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
4181 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
4182 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
4183 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
4184 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
4185 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
4186 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
4187 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
4188 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
4189 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
4190 sminv8hi3): Mark commutative
4191 operands. Use ix86_binary_operator_ok.
4192 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
4193 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
4194 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
4195 sse2_punpcklqdq): Allow operand2 in memory.
4196 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
4197 sse2_movsd): Add memory alternatives.
4198 (sse_storelps): Turn expander into an insn; split after reload.
4199 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
4200 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
4202 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4204 * configure.ac (DWARF-2 debug_line): Use objdump.
4205 * configure: Regenerate.
4207 2005-01-08 Jeff Law <law@redhat.com>
4208 Diego Novillo <dnovillo@redhat.com>
4210 PR tree-optimization/18241
4211 * tree-nrv.c (tree_nrv): Ignore volatile return values.
4212 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
4213 statements with volatile operands.
4214 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
4215 operands after marking a statement with has_volatile_ops.
4217 2005-01-08 Roger Sayle <roger@eyesopen.com>
4219 * tree.c (int_fits_type_p): Always honor integer constant
4220 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
4222 2005-01-08 Roger Sayle <roger@eyesopen.com>
4224 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
4225 the latent bug in rtl_delete_block has been resolved.
4227 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4229 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
4230 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
4232 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4234 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
4235 library as @multilib_dir@/$(SHLIB_SONAME).
4237 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4239 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
4240 * configure: Regenerate.
4242 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4244 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
4247 2005-01-07 David Edelsohn <edelsohn@gnu.org>
4250 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4251 Convert non-word aligned offset address using ld/std into
4254 2005-01-07 Richard Henderson <rth@redhat.com>
4256 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
4258 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
4260 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
4262 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4264 PR tree-optimization/19283
4265 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
4266 is not shorter than the original type.
4268 PR rtl-optimization/19012
4269 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
4271 PR rtl-optimization/18861
4272 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
4273 (FULL_STATE): Define.
4274 (mark_tablejump_edge): New function.
4275 (purge_dead_tablejump_edges): New function.
4276 (find_bb_boundaries): Use it.
4278 PR tree-optimization/18828
4279 * builtins.c (expand_builtin_next_arg): Remove argument and all
4280 the argument checking.
4281 (expand_builtin): Adjust caller.
4282 (expand_builtin_va_start): Likewise. Remove error for too many
4284 (fold_builtin_next_arg): Issue error for too many arguments.
4285 After checking arguments, replace them with magic arguments that
4286 prevent further checking of the args.
4288 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4290 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
4292 2005-01-06 Roger Sayle <roger@eyesopen.com>
4295 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
4296 and %{.S:...} (and their negative variants) to test whether the
4297 input file is assembler or pre-processed-assembler independent of
4298 the actual filename extension.
4300 2005-01-06 Roger Sayle <roger@eyesopen.com>
4302 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
4303 of sign or zero extended values.
4305 2005-01-06 Geoffrey Keating <geoffk@apple.com>
4307 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
4308 for IBM long double format correctly.
4310 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
4312 Fix PR tree-optimization/18792
4314 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
4315 to first_loop_depth, and use loop depth instead of loop number.
4316 (build_classic_dir_vector): Ditto.
4317 (compute_data_dependences_for_loop): Use depth, not loop number.
4318 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
4319 number. Pass in loops, instead of loop numbers.
4320 (gather_interchange_stats): Ditto.
4321 (linear_transform_loops): Ditto.
4323 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
4326 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
4327 biv_fits_mode_p, extension_within_bounds_p): New functions.
4328 (check_ext_dependent_givs): Use them.
4330 2005-01-06 Roger Sayle <roger@eyesopen.com>
4332 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
4333 more than one barrier, in which case we should delete them all.
4335 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
4337 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
4339 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
4341 Fix PR middle-end/19286
4343 * dwarf2out.c (gen_subprogram_die): If we've already tried to
4344 output this subprogram, simply ignore this attempt to do it again.
4345 (add_abstract_origin_attribute): Don't abort trying to add the abstract
4346 origin attribute if it's not possible.
4347 (gen_block_die): Don't ignore subblocks of "unused" blocks.
4348 (decls_for_scope): Ditto.
4349 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
4350 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
4352 2005-01-05 Richard Henderson <rth@redhat.com>
4355 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
4356 (bdesc_2arg): Use it.
4357 (ix86_expand_binop_builtin): Force operands into registers
4359 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
4360 ix86_expand_sse_compare, ix86_expand_sse_comi,
4361 ix86_expand_builtin): Likewise.
4363 2005-01-05 Richard Henderson <rth@redhat.com>
4365 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
4367 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
4368 (mulv4hi3): Set itanium_class mmmul.
4369 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
4370 (fpack): Rename from fpack_sfsf.
4372 2005-01-05 Richard Henderson <rth@redhat.com>
4375 * reload1.c (do_input_reload): Restrict the optimization deleteing
4376 a previous output reload to RELOAD_FOR_INPUT.
4378 2005-01-05 Steven Bosscher <stevenb@suse.de>
4380 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
4381 comment that we fall through after case.
4382 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
4383 (distribute_links): Likewise.
4384 * cse.c (cse_insn): Likewise.
4385 * cselib.c (cselib_invalidate_mem): Likewise.
4386 * df.c: Update comments at the top of the file.
4387 (read_modify_subreg_p): Update comments here too.
4388 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
4389 * flow.c (mark_set_1): Likewise.
4390 (mark_used_regs): Likewise.
4391 * gcse.c (mems_conflict_for_gcse_p): Likewise.
4392 (canon_list_insert): Likewise.
4393 (mark_set): Likewise.
4394 (try_replace_reg): Likewise.
4395 (store_killed_in_insn): Likewise.
4396 * loop.c (count_one_set): Likewise.
4397 (basic_induction_var): Likewise.
4398 * postreload-gcse.c (find_mem_conflicts): Likewise.
4399 * postreload.c (reload_combine_note_store): Likewise.
4400 (move2add_note_store): Likewise.
4401 * reload.c (find_equiv_reg): Likewise.
4402 (mark_referenced_resources): Likewise.
4403 * rtlanal.c (set_noop_p): Likewise.
4404 (note_stores): Likewise.
4405 (note_uses): Likewise.
4406 * sched-deps.c (sched_analyze_1): Likewise.
4407 * sched-rgn.c (check_live_1): Likewise.
4408 (update_live_1): Likewise.
4409 * config/i860/i860.c: Likewise.
4411 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
4413 (ZERO_EXTRACT): Mention that this one can be an lvalue.
4415 * doc/rtl.texi: Update documentation for bit-fields and SET.
4417 2005-01-05 Roger Sayle <roger@eyesopen.com>
4419 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
4421 2005-01-05 Jan Hubicka <jh@suse.cz>
4422 Richard Henderson <rth@redhat.com>
4425 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
4428 2005-01-05 Richard Henderson <rth@redhat.com>
4431 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
4432 (sse_shufps): Change operand 3 to const_int_operand.
4433 (sse2_storelps): Fix typo in template.
4434 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
4435 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
4436 (ix86_expand_builtin): Likewise.
4438 2005-01-05 Julian Brown <julian@codesourcery.com>
4440 * config/arm/arm.c (arm_return_in_memory): Treat complex types
4441 as aggregates for AAPCS ABIs.
4443 2005-01-05 Stan Shebs <shebs@apple.com>
4445 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
4446 Mach-O getters if ppc64.
4447 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
4449 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4450 signed four-byte field for global code case.
4451 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
4453 2005-01-05 Roger Sayle <roger@eyesopen.com>
4456 * c-common.c: Include real.h.
4457 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
4458 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
4459 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
4460 * Makefile.in (c-common.o): Update dependencies.
4462 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4464 * c-parse.in (asm_string): Add trailing semicolon.
4466 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4468 * c-parse.in (asm_string): New. Don't allow wide strings in
4470 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
4471 asm_string instead of STRING.
4473 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4475 * c-typeck.c (constructor_no_implicit): Remove.
4476 (set_designator, process_init_element): Don't check
4477 constructor_no_implicit.
4479 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
4480 Kaz Kojima <kkojima@gcc.gnu.org>
4483 * lcm.c (create_pre_exit): New.
4484 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
4485 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
4487 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4489 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
4490 -msoft-float in target_float_switch.
4491 * arm.c (arm_override_options): Fix processing of target_float_switch.
4493 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4495 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
4498 2004-01-05 Uros Bizjak <uros@kss-loka.si>
4500 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
4501 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
4503 2005-01-04 Roger Sayle <roger@eyesopen.com>
4505 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
4506 if deleting the then-block allows the test-block to fallthru to the
4509 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
4512 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
4513 after the full declaration if the are in two different TUs.
4515 2005-01-04 Richard Henderson <rth@redhat.com>
4518 * tree-sra.c (generate_one_element_init): Just
4519 call gimplify_and_add.
4520 (generate_element_init): Record the
4521 new referenced variables and mark them for renaming
4522 and split out to ...
4523 (generate_element_init_1): This.
4524 (scalarize_init): Don't call push_gimplify_context/
4525 pop_gimplify_context.
4527 2005-01-04 Geoffrey Keating <geoffk@apple.com>
4529 * toplev.c (get_src_pwd): Handle failure of getpwd().
4531 2005-01-04 Roger Sayle <roger@eyesopen.com>
4533 * fold-const.c (fold_single_bit_test): Delete unreachable handling
4535 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
4536 all the cases handled by it are inverted by invert_truthvalue.
4538 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4540 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
4541 (save_register_windowsi): Likewise.
4543 2005-01-04 Richard Henderson <rth@redhat.com>
4545 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
4547 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4550 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
4551 any simplifications of vector mode comparison operators.
4552 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
4554 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
4555 Devang Patel <dpatel@apple.com>
4557 PR tree-optimization/18308
4558 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
4559 the operands before creating a new expression.
4560 * dojump.c (do_jump): Make drop_through_label available
4561 for all cases. Add expansion of COND_EXPR.
4563 2005-01-04 Ira Rosen <irar@il.ibm.com>
4565 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
4566 INTEGER_CST instead of TREE_CONSTANT.
4567 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
4568 instead of TREE_CONSTANT.
4569 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
4570 instead of TREE_CONSTANT.
4572 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4574 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
4576 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4579 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
4580 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
4582 2005-01-03 Richard Henderson <rth@redhat.com>
4584 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
4585 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
4586 fold_convert_const_real_from_real): Split out from ...
4587 (fold_convert_const): ... here.
4589 2005-01-03 Richard Henderson <rth@redhat.com>
4592 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
4593 (mov<MMXMODEI>_internal): Likewise.
4594 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
4595 Add V2SF case; use it for SSE1; don't use TI.
4596 (movdf_integer): Likewise.
4597 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
4599 2005-01-03 Ira Rosen <irar@il.ibm.com>
4601 * tree-vectorizer.c (vect_strip_conversions): New function.
4602 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
4603 check for binary class.
4605 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
4609 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
4611 * gimple-low.c (mark_blocks_with_used_vars): New function.
4612 (mark_blocks_with_used_subblocks): Ditto.
4613 (mark_used_blocks): Ditto.
4614 (pass_mark_used_blocks): New pass.
4615 * tree-inline.c: Include debug.h.
4616 (expand_call_inline): Call outlining_inline_function here.
4617 * tree-optimize.c (init_tree_optimization_passes): Add
4618 pass_mark_used_blocks.
4619 * tree-pass.h (pass_mark_used_blocks): New.
4620 * Makefile.in (tree-inline.o): Add debug.h dependency.
4622 2005-01-03 Geoffrey Keating <geoffk@apple.com>
4624 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
4625 VAR_DECLs to have weak_import attribute.
4627 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
4630 2004-01-03 Steven Bosscher <stevenb@suse.de>
4632 * passes.c (rest_of_compilation): Don't run regmove if only
4633 flag_expensive_optimizations, require flag_regmove instead.
4635 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4637 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
4639 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
4640 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4641 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
4642 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4644 2005-01-03 Richard Henderson <rth@redhat.com>
4646 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
4647 (ia64_const_ok_for_letter_p): New.
4648 (ia64_const_double_ok_for_letter_p): New.
4649 (ia64_extra_constraint): New.
4650 (ia64_expand_vecint_compare): New.
4651 (ia64_expand_vcondu_v2si): New.
4652 (ia64_expand_vecint_cmov): New.
4653 (ia64_expand_vecint_minmax): New.
4654 (ia64_print_operand): Add 'v'.
4655 (ia64_preferred_reload_class): New.
4656 (ia64_vector_mode_supported_p): New.
4657 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
4658 (PREFERRED_RELOAD_CLASS): Move to function.
4659 (CONST_OK_FOR_LETTER_P): Move to function.
4660 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
4661 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
4662 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
4663 (EXTRA_CONSTRAINT): Move to function.
4664 * config/ia64/ia64.md: Include vect.md.
4665 (itanium_class): Add mmalua.
4667 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
4669 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
4670 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
4672 (const_int_2bit_operand): New.
4673 (fr_reg_or_0_operand): New.
4674 * config/ia64/ia64-modes.def: Add vector modes.
4675 * config/ia64/ia64-protos.h: Update.
4676 * config/ia64/vect.md: New file.
4678 2005-01-03 Richard Henderson <rth@redhat.com>
4680 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
4682 2005-01-03 Uros Bizjak <uros@kss-loka.si>
4685 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
4687 (log1pdf2): Change mode of operands[0,1] to DFmode.
4689 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4691 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
4692 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
4693 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
4694 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
4695 SPARC_RELAXED_ORDERING.
4697 2005-01-03 Richard Henderson <rth@redhat.com>
4698 Uros Bizjak <uros@kss-loka.si>
4701 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
4702 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
4703 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
4705 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
4706 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
4707 const_pow2_1_to_128_operand): New predicates.
4709 2005-01-02 Greg McGary <greg@mcgary.org>
4711 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
4713 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
4714 object. [ptr_type]: Remove unused variable.
4715 Remember nearest addressable array-element or record-component
4716 when checking bitfield components. Tolerate empty BIND_EXPR.
4718 2005-01-01 Richard Henderson <rth@redhat.com>
4720 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
4721 that don't narrow the value. Fail for other conversions.
4723 2005-01-01 Richard Henderson <rth@redhat.com>
4726 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
4727 * c-lang.c (finish_file): Don't do it here.
4728 * objc/objc-act.c (objc_finish_file): Likewise.
4730 * cgraph.c (decl_assembler_name_equal): New.
4731 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
4732 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
4733 * cgraph.h (struct cgraph_varpool_node): Add next.
4734 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
4735 * varasm.c (assemble_alias): Mark the target as needed.
4737 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
4740 * function.c (get_arg_pointer_save_area): Use entry_of_function
4741 instead of get_insns.
4743 2005-01-01 Roger Sayle <roger@eyesopen.com>
4744 Andrew Pinski <pinskia@physics.uc.edu>
4745 James E. Wilson <wilson@specifixinc.com>
4747 PR rtl-optimization/12092
4748 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
4751 2005-01-01 Roger Sayle <roger@eyesopen.com>
4752 Olivier Hainque <hainque@act-europe.fr>
4754 * tree.c (int_fits_type_p): A narrower type always fits in a
4755 wider one, except for negative values into unsigned types.
4757 2005-01-01 Roger Sayle <roger@eyesopen.com>
4759 * tree.c (int_fits_type_p): Compare the result of force_fit_type
4760 with the original constant rather than require TREE_OVERFLOW.
4762 2005-01-01 Steven Bosscher <stevenb@suse.de>
4765 * c-decl.c (finish_function): If compiling C99, annotate the
4766 compiler generated return with the current file name and line 0.
4767 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
4768 the source line is greater than 0.
4769 (remove_bb): Likewise.
4771 See ChangeLog.12 for earlier changes.