1 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
3 PR tree-optimization/19951
4 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
7 2005-02-19 Steven Bosscher <stevenb@suse.de>
10 * function.h (struct function): New field `max_loop_depth'.
11 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
12 (flow_loops_find): Reset the max loop depth count before finding loops.
13 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
14 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
15 (calculate_global_regs_live): Make sure the loop will terminate
16 when the initial sets are not empty.
18 2005-02-19 Zack Weinberg <zack@codesourcery.com>
20 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
22 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
24 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
27 * doc/invoke.texi: Remove documentation of %M spec.
29 (init_spec): Remove %M suffix from -lgcc_s.
30 (do_spec_1): Remove 'M' case.
31 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
32 to put shared libraries in the multilib directory. Remove the
33 shlib_so_soname substitution variable. Don't add a multilib encoding
34 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
35 reported by -print-multi-os-directory. Pass @multilib_dir@ to
36 SHLIB_INSTALL as well as SHLIB_LINK.
37 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
39 (SHLIB_DIR): New macro.
40 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
41 (SHLIB_INSTALL): Adjust accordingly.
42 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
43 * config/t-slibgcc-sld: Likewise.
44 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
45 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
46 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
48 (SHLIBUNWIND_INSTALL): Adjust accordingly.
49 * config/i386/t-nwld (SHLIB_SONAME): Delete.
50 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
51 Use @shlib_base_name@ instead of @shlib_so_name@.
52 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
53 and @shlib_base_name@.so in @multilib_dir@.
54 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
56 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
57 (SHLIB_LINK): Remove previous workaround.
58 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
59 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
60 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
62 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
63 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
64 (SHLIB_INSTALL): Adjust accordingly.
65 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
66 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
67 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
68 config/t-slibgcc-elf-ver.
70 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
71 Jakub Jelinek <jakub@redhat.com>
73 PR tree-optimization/19828
74 * tree-ssa-loop-im.c: Add a TODO comment.
75 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
78 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
80 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
83 2005-02-18 James E. Wilson <wilson@specifixinc.com>
85 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
86 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
87 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
89 (ia64_reorg): Delete fixup_errata call.
90 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
91 (TARGET_SWITCHES): Delete -mb-step entry.
93 2005-02-19 Jakub Jelinek <jakub@redhat.com>
96 * c-typeck.c (composite_type): Handle quals in transparent unions.
97 (type_lists_compatible_p): Likewise.
99 2005-02-18 Stan Shebs <shebs@apple.com>
101 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
102 expressions in the .literal8 section.
104 2005-02-18 Geoffrey Keating <geoffk@apple.com>
106 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
108 2005-02-18 Roger Sayle <roger@eyesopen.com>
110 * fold-const.c (constant_boolean_node): Always create values of the
111 specified type, don't bother calling truthvalue_conversion.
113 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
115 * except.c (output_function_exception_table): Call
116 assemble_external_libcall (eh_personality_libfunc).
118 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
121 * config/ia64/ia64.h (struct machine_function): Add state_num.
122 * config/ia64/ia64.c (process_epilogue,
123 process_for_unwind_directive): Use new unwind state numbers each
124 time rather than state 1.
126 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
129 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
130 before the "*llgt_didi" pattern.
132 2005-02-18 Jason Merrill <jason@redhat.com>
134 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
136 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
138 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
139 (div0): Use it in place of ARM_FUNC_ALIAS.
140 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
142 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
145 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
146 access, the lower bound of the array type if it exists.
148 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
151 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
152 cases that are out-of-range for the index type.
154 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
156 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
157 (estimate_case_costs): Don't call convert.
158 * expmed.c (expand_shift): Likewise.
159 (make_tree): Call fold_convert instead of convert.
161 2005-02-18 Jakub Jelinek <jakub@redhat.com>
164 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
165 that ref to be marked MEM_READONLY_P doesn't have base that needs
168 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
170 * genautomata.c (output_get_cpu_unit_code_func,
171 output_cpu_unit_reservation_p): Don't generate old-style function
174 2005-02-18 Jakub Jelinek <jakub@redhat.com>
177 PR tree-optimization/20009
178 * convert.c (convert_to_integer): Revert 2005-02-16 change.
180 PR tree-optimization/18947
181 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
182 inline, remove all nodes that are inlined into the extern inline
185 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
187 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
188 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
189 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
190 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
193 2005-02-17 Roger Sayle <roger@eyesopen.com>
195 PR tree-optimization/19917
196 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
197 to be potentially trapping.
199 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
201 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
203 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
205 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
206 tem becomes a local variable which is set to the value of the
207 back end defined INITIAL_FRAME_ADDRESS macro.
208 (expand_builtin_frame_address): Omit the base parameter to
209 expand_builtin_return_addr.
210 (expand_builtin_profile_func): Likewise.
211 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
212 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
213 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
215 2005-02-17 Jakub Jelinek <jakub@redhat.com>
217 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
218 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
219 * config/frv/frv.c (frv_function_epilogue): Likewise.
221 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
223 * lambda-code (perfect_nestify): Remove mark/unmark
225 * tree-loop-linear.c (linear_transform_loops): Add
226 rewrite_into_ssa call so that ssa is correct for
227 rewriting into loop closed.
229 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
231 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
232 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
234 * bt-load.c (btr_def_live_range, combine_btr_defs,
235 migrate_btr_def, migrate_btr_defs): Likewise.
236 * cfgcleanup.c (thread_jump): Likewise.
237 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
238 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
239 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
240 df_rd_local_compute, df_reg_info_compute): Likewise.
241 * dominance.c (init_dom_info, free_dom_info): Likewise.
242 * flow.c (init_propagate_block_info,
243 free_propagate_block_info): Likewise.
244 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
245 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
246 modify_reg_pav): Likewise.
247 * loop-invariant.c (find_defs, find_invariant_insn,
248 find_invariants, free_inv_motion_data): Likewise.
249 * predict.c (tree_predict_by_opcode,
250 estimate_bb_frequencies): Likewise.
251 * stmt.c (expand_case): Likewise.
252 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
253 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
254 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
255 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
256 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
257 rewrite_ssa_into_ssa): Likewise.
258 * tree-optimize.c (tree_rest_of_compilation): Likewise.
259 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
260 analyze_edges_for_bb, perform_edge_inserts): Likewise.
261 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
262 * tree-sra.c (tree_sra): Likewise.
263 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
264 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
265 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
266 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
267 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
268 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
270 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
271 calculate_live_on_entry, calculate_live_on_exit,
272 build_tree_conflict_graph): Likewise.
273 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
274 record_important_candidates, set_use_iv_cost, find_depends,
275 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
276 tree_ssa_iv_optimize_finalize): Likewise.
277 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
278 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
279 tree_duplicate_loop_to_header_edge): Likewise.
280 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
281 * tree-ssa.c (verify_flow_insensitive_alias_info,
282 verify_name_tags, verify_ssa, init_tree_ssa,
283 delete_tree_ssa): Likewise.
284 * tree-ssanames.c (marked_ssa_names, init_ssanames,
285 fini_ssanames): Likewise.
286 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
288 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
290 * config/rs6000/t-rtems: Completely reworked.
292 2005-02-17 Ira Rosen <irar@il.ibm.com>
294 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
296 2005-02-17 Ira Rosen <irar@il.ibm.com>
298 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
299 POINTER_TYPE_P when checking that type is a pointer.
300 (vect_get_memtag): Remove.
301 (vect_address_analysis): Use POINTER_TYPE_P. Call
302 vect_object_analysis with dummy parameter for memtag.
303 (vect_object_analysis): Extract memtag (functionality that
304 used to be in vect_get_memtag and moved here). Fix printings.
305 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
306 with correct parameters. Remove call to vect_get_memtag.
308 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
310 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
311 (tree-vectorizer.o): Added missing dependencies.
313 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
315 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
316 declaration in tree-vectorizer.c, now has an extern declaration in
318 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
319 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
320 get_vectype_for_scalar_type, vect_is_simple_use,
321 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
322 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
323 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
324 vectorizable_store, vectorizable_operation, vectorizable_assignment,
325 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
326 find_loop_location): Likewise.
328 * tree-vectorizer.c (langhooks.h): #include removed.
329 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
330 moved to tree-vectorized.h.
331 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
332 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
333 get_vectype_for_scalar_type, vect_is_simple_use,
334 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
335 vect_supportable_dr_alignment, new_loop_vec_info,
336 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
337 vect_set_verbosity_level, find_loop_location): Likewise.
339 (vect_analyze_loop): Function externalized. Declaration moved to
340 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
341 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
342 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
343 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
344 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
345 vect_enhance_data_refs_alignment, vect_analyze_operations,
346 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
347 vect_stmt_relevant_p, vect_get_loop_niters,
348 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
349 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
350 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
351 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
352 vect_get_memtag): Likewise.
354 (vectorizable_load): Function externalized. Declaration moved to
355 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
356 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
357 vect_transform_loop): Likewise.
358 (vect_transform_stmt): Moved to tree-vect-transform.c.
359 (vect_align_data_ref, vect_create_destination_var,
360 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
361 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
362 vect_get_vec_def_for_operand, vect_init_vector,
363 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
364 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
365 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
366 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
367 vect_do_peeling_for_loop_bound): Likewise.
369 * tree-vect-analyze.c: New file.
370 * tree-vect-transform.c: New file.
372 2005-02-17 Jason Merrill <jason@redhat.com>
374 PR mudflap/19319, c++/19317
375 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
378 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
380 * doc/install.texi (Specific): Update link for Darwin-specific
383 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
385 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
386 constant_boolean_node.
388 2005-02-16 David Edelsohn <edelsohn@gnu.org>
391 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
392 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
394 2005-02-16 Richard Henderson <rth@redhat.com>
397 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
399 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
400 replace uses with Wtype_MAXp1_F.
401 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
402 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
403 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
404 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
405 and HAVE_TFMODE as appropriate.
406 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
407 (__floatdisf): Likewise.
408 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
409 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
410 (Wtype_MAXp1_F): New.
411 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
412 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
414 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
417 * arm.c (arm_apply_result_size): New function.
418 * arm.h (APPLY_RESULT_SIZE): Define.
419 * arm-protos.h (arm_apply_result_size): Add prototype.
420 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
422 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
423 (call_value_symbol): Remove predicate for operand 0.
424 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
425 (untyped_call): Rework to correclty return values for any type.
426 (untyped_return): New expand.
427 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
429 2005-02-16 Stan Shebs <shebs@apple.com>
431 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
432 * config/rs6000/t-darwin8: New, for 64-bit multilib.
434 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
436 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
437 configure settings on Solaris 7 and later.
439 2005-02-16 Diego Novillo <dnovillo@redhat.com>
441 PR tree-optimization/19865
442 * tree-optimize.c (init_tree_optimization_passes): Run
443 pass_may_alias after pass_sra.
445 2005-02-16 Richard Henderson <rth@redhat.com>
446 Stuart Hastings <stuart@apple.com>
449 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
450 Do nothing if debug info suppressed for this function.
451 (dbxout_begin_function): Early exit if debug info suppressed for
454 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
457 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
459 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
461 PR tree-optimization/19967
462 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
463 expand_builtin_strchr, expand_builtin_strrchr): Take a new
464 argument TYPE. Adjust calls to fold_builtin_XXX.
465 (expand_builtin, fold_builtin_1): Adjust calls to
467 (fold_builtin_strchr, fold_builtin_strpbrk,
468 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
469 result to a requested type TYPE.
471 2005-02-16 Jakub Jelinek <jakub@redhat.com>
474 * fold-const.c (fold): Don't optimize (T)(x & cst) to
475 (T)x & (T)cst if (T)cst overflows.
476 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
477 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
479 2005-02-15 Jeff Law <law@redhat.com>
481 * gcse.c (blocks_with_calls): New bitmap.
482 (alloc_gcse_mem): Allocate it.
483 (free_gcse_mem): Free it.
484 (clear_modifY_mem_tables): Clear it.
485 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
486 when we encounter CALL_INSNs.
487 (compute_transp, case MEM): Handle blocks with calls separate
488 from blocks without calls. Use bitmap iterators rather than
491 2005-02-15 Peter O'Gorman <peter@pogma.com>
494 * mklibgcc.in (vis_hide): Use a temporary object file, not
497 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
500 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
503 2005-02-15 David Edelsohn <edelsohn@gnu.org>
504 Alan Modra <amodra@bigpond.net.au>
507 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
508 (_xlqsub): Rename to __gcc_qsub.
509 (_xlqmul): Rename to __gcc_qmul.
510 (_xlqdiv): Rename to __gcc_qdiv.
511 Provide versioned symbol aliases with old names.
512 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
513 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
514 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
515 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
516 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
518 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
520 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
521 Fold ~(A - 1) and ~(A + -1) to -A.
523 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
527 * config/host-linux.c (linux_gt_pch_use_address): Copy from
528 config/pa/pa-host.c:pa_gt_pch_use_address.
530 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
532 * tree-vn.c (get_value_handle): Make sure that given an
533 is_gimple_min_invariant expression, we always return it.
535 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
537 * passes.c (rest_of_handle_gcse): Fix a comment.
539 2005-02-15 Jeff Law <law@redhat.com>
541 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
543 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
544 (canon_list_insert, record_last_mem_set_info): Similarly.
545 (clear_modify_mem_tables): Similarly.
547 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
549 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
550 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
551 config/mips/mips.md, config/rs6000/aix.h,
552 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
554 2005-02-15 Richard Henderson <rth@redhat.com>
556 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
557 call to be best_edge.
559 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
561 * basic-block.h: Adjust the prototype for find_basic_blocks.
562 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
563 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
566 * flow.c (recompute_reg_usage): Remove all arguments.
567 * passes.c (rest_of_compilation): Adjust the call to
569 * rtl.h: Adjust the prototype for recompute_reg_usage.
571 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
573 * tree-dump.c (dump_files): Update to reflect new member
575 (dump_register): Add new argument.
577 (dump_switch_p_1): Check against glob name if doglob was passed.
578 (dump_switch_p): Check against regular first, then glob if
579 we didn't have any hits on the dump name.
580 * tree-optimize.c (register_one_dump_file):
581 Pass in glob name as well.
582 * tree-pass.h (struct dump_file_info): Add glob
585 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
587 PR preprocessor/16323
588 * doc/invoke.texi: Document that -Wendif-labels is on by default.
590 2005-02-14 David Edelsohn <edelsohn@gnu.org>
593 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
594 (trunctfdf2_internal1): New.
595 (trunctfdf2_internal2): Renamed from trunctfdf2.
597 2005-02-14 Diego Novillo <dnovillo@redhat.com>
599 PR tree-optimization/19853
600 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
602 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
604 * passes.c (rest_of_handle_loop_optimize): Remove calls to
605 delete_dead_jumptables and cleanup_cfg.
607 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
609 * reload.c (find_reloads): Swap address_reloaded flags when
610 swapping commutative operands.
612 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
614 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
615 Use standard_iv_increment_position for computing the bsi position
617 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
620 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
623 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
624 life range of hard registers.
625 * value-prof.c (insn_prefetch_values_to_profile): Only
628 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
631 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
633 * bitmap.h (bitmap_and_compl_into): Return bool.
634 * bitmap.c (bitmap_and_compl_into): Return changed flag.
636 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
638 PR tree-optimization/19944
639 * fold-const.c (fold): Re-add ABS_EXPR folding.
641 2005-02-13 David Edelsohn <edelsohn@gnu.org>
644 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
645 {TARGET,MASK}_XL_COMPAT.
646 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
648 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
649 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
651 (rs6000_arg_partial_bytes): Same.
652 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
653 and XL compatibility enabled.
654 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
655 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
656 test to final condition.
657 (cmptf_internal2): New.
658 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
659 xl-compat. Add TFmode information to description.
661 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
663 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
665 2005-02-13 Jason Merrill <jason@redhat.com>
668 * fold-const.c (fold_indirect_ref_1): Split out from...
669 (build_fold_indirect_ref): Here.
670 (fold_indirect_ref): New fn.
671 * tree.h: Declare it.
672 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
673 (gimplify_modify_expr_rhs): Likewise.
674 (gimplify_expr): Likewise.
676 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
678 PR tree-optimization/14303
679 PR tree-optimization/15784
680 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
681 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
682 ABS_EXPR<x> != 0 to x != 0.
684 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
686 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
687 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
688 spelling conventions.
690 * passes.c (rest_of_handle_gcse): Don't run cse_main and
691 delete_trivially_dead_insns too many times.
693 * passes.c (rest_of_handle_gcse): Remove dead assignments to
696 2005-02-12 Ira Rosen <irar@il.ibm.com>
698 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
699 (vect_is_simple_iv_evolution): Remove redundant parameter
701 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
702 without last parameter.
703 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
704 Return pointer step. Call vect_is_simple_iv_evolution without
705 last parameter. Check only that the step is multiple of size
706 type. Remove stmt_vinfo updates.
707 (vect_get_memtag_and_dr): Remove.
708 (vect_get_memtag): New function.
709 (vect_address_analysis): New function.
710 (vect_object_analysis): New function.
711 (vect_analyze_data_refs): Call vect_object_analysis and
712 vect_get_memtag. Update stmt_vinfo fields.
714 2005-02-12 Ira Rosen <irar@il.ibm.com>
716 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
717 exist and are objects. Remove checks for pointer.
718 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
719 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
720 (vect_create_data_ref_ptr): Likewise.
721 (vect_base_addr_differ_p): New function.
722 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
723 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
724 Don't set the DR_BASE_NAME field of data-ref.
725 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
727 2005-02-12 Uros Bizjak <uros@kss-loka.si>
729 * optabs.h (enum optab_index): Add new OTI_ldexp.
730 (ldexp_optab): Define corresponding macro.
731 * optabs.c (init_optabs): Initialize ldexp_optab.
732 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
734 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
736 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
737 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
739 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
740 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
743 2005-02-12 Ira Rosen <irar@il.ibm.com>
745 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
747 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
749 (vect_get_base_and_offset): Always return an address.
750 (vect_create_addr_base_for_vector_ref): Remove treatment for
751 different data reference types.
752 (vect_compute_data_ref_alignment): Rename base to base_address in
753 stmt_vec_info. Get the object in order to force its alignment.
754 (vect_get_memtag_and_dr): Rename base to base_address in
755 stmt_vec_info. Extract the object for memtag analysis.
757 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
760 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
761 changes cc_status, use apply modified_in_p to part of cc_status
762 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
765 2005-02-11 Richard Henderson <rth@redhat.com>
767 * tree-complex.c (expand_complex_libcall): New.
768 (expand_complex_multiplication): Use it for c99 compliance.
769 (expand_complex_division): Likewise.
770 * fold-const.c (fold_complex_add, fold_complex_mult): New.
772 * builtins.c (built_in_names): Remove const.
773 * tree.c (build_common_builtin_nodes): Build complex arithmetic
775 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
776 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
777 (built_in_names): Remove const.
778 * c-common.c (c_common_type_for_mode): Handle complex modes.
779 * flags.h, toplev.c (flag_complex_method): Rename from
780 flag_complex_divide_method.
781 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
782 __mulsc3, __muldc3, __mulxc3, __multc3): New.
783 * libgcc2.h: Declare them.
784 * libgcc-std.ver: Export them.
785 * mklibgcc.in (lib2funcs): Build them.
787 2005-02-11 Steven Bosscher <stevenb@suse.de>
789 PR tree-optimization/19876
790 Partially revert my change from 2005-01-14
791 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
792 (compute_antic): ...and remove the loop here.
794 2005-02-11 Jakub Jelinek <jakub@redhat.com>
797 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
798 is number of inner's bits, avoid creating a BIT_FIELD_REF.
800 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
801 crtend.o if -pie. Use %{x:a;:b} spec syntax.
803 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
805 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
806 offsets for the big-endian 32-bit case.
808 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
810 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
812 2005-02-11 Dale Johannesen <dalej@apple.com>
814 * cselib.c (cselib_process_insn): Clear out regs where
815 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
816 * reload.c (find_equiv_reg): Ditto.
818 2005-02-11 Ian Lance Taylor <ian@airs.com>
820 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
823 * tree.c (build_function_type_list): Work correctly if there are
826 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
828 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
829 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
830 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
831 TARGET_ZARCH instead of TARGET_64BIT.
833 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
835 * config/rs6000/t-rtems:
836 (MULTILIB_OPTIONS): Remove mcpu=602.
837 (MUTLILIB_DIRNAMES): Remove m602.
838 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
839 Let mcpu=602 match mcpu=603.
840 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
842 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
844 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
847 2005-02-10 David Daney <ddaney@avtrex.com>
849 * config/alpha/linux-unwind.h: Add exception clause to copyright.
850 * config/i386/linux-unwind.h: Likewise.
851 * config/ia64/linux-unwind.h: Likewise.
852 * config/mips/linux-unwind.h: Likewise.
853 * config/pa/linux-unwind.h: Likewise.
854 * config/rs6000/linux-unwind.h: Likewise.
855 * config/s390/linux-unwind.h: Likewise.
856 * config/sh/linux-unwind.h: Likewise.
857 * config/sparc/linux-unwind.h: Likewise.
859 2005-02-10 Steven Bosscher <stevenb@suse.de>
861 PR tree-optimization/17549
862 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
863 TER to replace a DEF with its expression if the DEF and the
864 rhs of the expression we replace into have the same root
867 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
869 * config/mips/mips.md: Fix the placement of the match_scratch in the
872 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
874 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
877 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
879 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
880 (strip_offset): Handle addresses.
881 (add_address_candidates): Use strip_offset.
882 (difference_cost): Reflect strip_offset change.
883 (force_var_cost, difference_cost): Strip nops.
885 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
887 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
889 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
890 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
891 config/cris/cris-protos.h, config/cris/cris.c: Update
894 2005-02-10 Jeff Law <law@redhat.com>
896 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
897 (lookup_avail_expr): Similarly.
899 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
901 * builtins.c (fold_builtin_powi): New function.
902 (fold_builtin_1): Call it.
904 2005-02-10 Steven Bosscher <stevenb@suse.de>
906 PR documentation/19309
907 * doc/cpp.texi: The __GNUC__ and related predefined macros
908 are also defined for the "standalone" cpp.
909 Some non-GCC compilers may also define __GNUC__.
911 2005-02-10 Jakub Jelinek <jakub@redhat.com>
914 * c-typeck.c (common_type): New routine. Old common_type renamed
916 (c_common_type): ...this.
917 (build_conditional_expr, build_binary_op): Use c_common_type instead
920 2005-02-10 Steven Bosscher <stevenb@suse.de>
922 * doc/md.texi: Replace @samp{length} with @code{length}.
924 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
926 PR tree-optimization/18687
927 * tree-flow.h (find_loop_niter): Declare.
928 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
929 Try using scev even for loops with more than one exit.
930 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
931 (struct ivopts_data): Added niters field.
932 (struct nfe_cache_elt): New.
933 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
935 (tree_ssa_iv_optimize_init): Initialize niters cache.
936 (determine_number_of_iterations): Removed.
937 (find_induction_variables): Do not call determine_number_of_iterations.
938 Access niters for single exit through niter_for_single_dom_exit.
939 (add_iv_outer_candidates): Access niters for single exit through
940 niter_for_single_dom_exit.
941 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
942 number_of_iterations_cond.
943 (iv_period): New function.
944 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
945 (may_replace_final_value): Take data argument. Use
946 niter_for_single_dom_exit.
947 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
948 (rewrite_use_compare): Pass data to may_eliminate_iv.
949 (rewrite_use_outer): Pass data to may_replace_final_value.
950 (free_loop_data): Clean up the niters cache.
951 (tree_ssa_iv_optimize_finalize): Free the niters cache.
952 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
953 * tree-ssa-loop-niter.c (find_loop_niter): New function.
954 (find_loop_niter_by_eval): Use tree_int_cst_lt.
955 (num_ending_zeros): Moved to tree.c.
956 * tree.h (num_ending_zeros): Declare.
957 * tree.c (num_ending_zeros): Moved from tree.c.
959 2005-02-09 Richard Henderson <rth@redhat.com>
961 * builtins.c (DEF_BUILTIN): Add COND argument.
962 * tree.h (DEF_BUILTIN): Likewise.
963 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
964 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
966 (DEF_BUILTIN_STUB): New.
967 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
968 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
969 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
970 * c-common.c (DEF_BUILTIN): Add COND argument.
971 * tree.c (local_define_builtin): New.
972 (build_common_builtin_nodes): New.
974 2005-02-09 Roger Sayle <roger@eyesopen.com>
976 * fold-const.c (fold_strip_sign_ops): New function to simplify a
977 floating point expression ignoring the sign of the result.
978 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
979 (fold) <MULT_EXPR>: Use it to simplify x*x.
980 * tree.h (fold_strip_sign_ops): Prototype here.
981 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
982 argument. Use fold_strip_sign_ops to simplify the first argument.
983 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
984 first argument when the second argument is an even integer
985 constant, but only with -funsafe_math_optimizations.
986 (fold_builtin_1): Update call to fold_builtin_copysign.
988 2005-02-09 Ian Lance Taylor <ian@airs.com>
991 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
992 just check whether EH_FILTER_FAILURE falls through.
994 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
996 * gcc/haifa-sched.c (schedule_block): Make queued sched group
997 insns return to ready list in the next turn.
999 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1002 * builtins.def: New __builtin_powi[lf].
1003 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1004 (expand_builtin_powi): New function.
1005 (expand_builtin): Dispatch to expand_builtin_powi.
1006 * libgcc2.h: Add prototypes for __builtin_powi[lf].
1007 * libgcc2.c: Add __builtin_powi[lf] implementation.
1008 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
1009 * optabs.h: Add powi_optab.
1010 * optabs.c (init_optabs): Initialize powi_optab.
1011 * doc/extend.texi: Document __builtin_powi[lf].
1013 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
1015 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
1018 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
1021 * fold-const.c (try_move_mult_to_index): Remove redundant
1022 type argument. Create ADDR_EXPR with correct type.
1023 (fold): Update callers of try_move_mult_to_index. Convert
1024 result to the appropriate type.
1026 2005-02-09 Roger Sayle <roger@eyesopen.com>
1029 * config/avr/avr.c (default_rtx_costs): Delete.
1030 (avr_operand_rtx_cost): New function.
1031 (avr_rtx_costs): Completely rewrite.
1033 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
1036 * config/cris/cris.c (in_code): New variable.
1037 (cris_output_addr_const): Now a static function, a wrapper for
1039 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
1040 case from old cris_output_addr_const.
1041 (cris_asm_output_label_ref): Similar for LABEL_REF.
1042 (cris_output_addr_const_extra): Similar for UNSPEC.
1043 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
1044 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
1045 * config/cris/cris-protos.h (cris_output_addr_const): Remove
1047 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
1048 (cris_asm_output_label_ref): Declare.
1050 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
1052 PR preprocessor/19801
1053 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
1054 filenames that changed when libcpp was moved to the toplevel.
1056 2005-02-07 Roger Sayle <roger@eyesopen.com>
1058 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1059 zero extensions of BImode operands. Call lowpart_subreg instead
1060 of gen_lowpart_common and gen_lowpart_SUBREG.
1062 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
1065 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
1066 * configure.ac: Set cc_for_cross_gnattools.
1067 * configure: Regenerate.
1069 2005-02-08 Alan Modra <amodra@bigpond.net.au>
1072 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
1074 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1077 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
1078 of nested functions.
1080 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
1082 * doc/extend.texi: Document deprecated extensions allowing
1083 static floating-point members to have initializers and allowing
1084 floating-point literals in integral constant expressions.
1086 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
1088 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
1089 config/darwin7.h, config/mips/mips.c,
1090 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
1093 * cse.c: Update comments.
1095 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
1098 * builtins.c (fold_builtin_sqrt): Transform
1099 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
1102 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
1103 Dorit Naishlos <dorit@il.ibm.com>
1105 * doc/invoke.texi (ftree-vectorizer-verbose): New.
1106 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
1107 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
1109 * tree.h (vect_set_verbosity_level): New extern function declaration
1111 * tree-vectorizer.h (verbosity_levels): New enum type.
1112 * tree-vectorizer.c (vect_debug_stats): Function removed.
1113 (vect_debug_details): Likewise.
1114 (vect_verbosity_level): Global variable was defined and initialized.
1115 (vect_dump): Global variable definition.
1116 (vect_print_dump_info): New function.
1117 (vect_set_dump_settings): New function.
1118 (vect_set_verbosity_level): New function.
1119 (vectorize_loops): Add call to vect_set_dump_settings.
1121 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
1122 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1123 (slpeel_tree_peel_loop_to_edge): Likewise.
1125 (vect_analyze_offset_expr): Call to vect_print_dump_info with
1126 appropriate verbosity level instead of call to vect_debug_details
1127 or vect_debug_stats.
1128 (vect_get_base_and_offset):
1129 (vect_create_addr_base_for_vector_ref):
1130 (get_vectype_for_scalar_type):
1131 (vect_create_data_ref_ptr):
1133 (vect_get_vec_def_for_operand):
1134 (vect_finish_stmt_generation):
1135 (vectorizable_assignment):
1136 (vectorizable_operation):
1137 (vectorizable_store):
1138 (vectorizable_load):
1139 (vect_transform_stmt):
1140 (vect_update_ivs_after_vectorizer):
1141 (vect_do_peeling_for_loop_bound):
1142 (vect_update_inits_of_drs):
1143 (vect_do_peeling_for_alignment):
1144 (vect_transform_loop):
1145 (vect_is_simple_use):
1146 (vect_analyze_operations):
1147 (vect_is_simple_iv_evolution):
1148 (vect_analyze_scalar_cycles):
1149 (vect_analyze_data_ref_dependence):
1150 (vect_analyze_data_ref_dependences):
1151 (vect_compute_data_ref_alignment):
1152 (vect_enhance_data_refs_alignment):
1153 (vect_analyze_data_refs_alignment):
1154 (vect_analyze_data_ref_access):
1155 (vect_analyze_data_ref_accesses):
1156 (vect_analyze_pointer_ref_access):
1157 (vect_get_memtag_and_dr):
1158 (vect_analyze_data_refs):
1159 (vect_mark_relevant):
1160 (vect_stmt_relevant_p):
1161 (vect_mark_stmts_to_be_vectorized):
1162 (vect_can_advance_ivs_p):
1163 (vect_get_loop_niters):
1164 (vect_analyze_loop_form):
1165 (vect_analyze_loop):
1166 (vectorize_loops): Likewise.
1168 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
1169 (vect_update_inits_of_drs):
1170 (vect_do_peeling_for_alignment):
1171 (vect_transform_loop):
1172 (vect_analyze_operations):
1173 (vect_analyze_scalar_cycles):
1174 (vect_analyze_data_ref_dependences):
1175 (vect_analyze_data_refs_alignment):
1176 (vect_analyze_data_ref_accesses):
1177 (vect_analyze_data_refs):
1178 (vect_mark_stmts_to_be_vectorized):
1179 (vect_get_loop_niters):
1180 (vect_analyze_loop_form):
1181 (vect_analyze_loop): Likewise.
1182 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
1184 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
1188 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1189 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1190 either -ffast-math or -funsafe-math-optimizations is in use.
1192 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1193 * config/mips/irix-csr.c: New file.
1194 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1195 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1196 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1199 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
1201 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
1202 redundant, incorrect definitions.
1204 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
1206 ("*tls_indirect_call"): New, reference hard regs directly.
1207 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
1209 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1211 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
1212 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
1214 2005-02-06 Roger Sayle <roger@eyesopen.com>
1216 PR rtl-optimization/19800
1217 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
1218 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
1221 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
1223 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
1225 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
1228 * doc/invoke.texi: Correct documentation of -freorder-functions.
1230 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1233 * doc/invoke.texi: Don't mention gccbug.
1235 2005-02-06 Roger Sayle <roger@eyesopen.com>
1236 Andrew Pinski <pinskia@physics.uc.edu>
1237 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1239 * simplify-rtx.c (simplify_relational_operation_1): Simplify
1240 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
1241 into just (zero_extract:SI FOO (const_int 1) BAR).
1243 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1245 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
1246 macro locally. Don't give last revision date. Use GCC version
1247 number from gcc-common.texi.
1248 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
1249 revision date. Use GCC version number from gcc-common.texi.
1250 Describe being a library as current state rather than as 3.x
1252 * doc/gcc.texi: Remove last update date.
1253 * doc/gccint.texi: Likewise. Update copyright dates.
1254 * doc/install.texi: Update copyright dates.
1256 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
1259 * doc/invoke.texi: Mention for each option included in -Wall that
1260 it is included in -Wall.
1261 * doc/gcc.texi: Update copyright and last modification date.
1263 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1265 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
1266 unnecessary cast to original induction variable increments.
1268 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1270 PR tree-optimization/18219
1271 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
1272 in distributed form.
1274 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
1276 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
1277 Set bitpos and offset later in the function. Do nothing if the
1278 target is a register and if the bitfield lies completely outside
1280 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
1281 here. Return an uninitialised register if the source value is stored
1282 in a register and the bitfield lies completely outside that register.
1284 2005-02-06 Steven Bosscher <stevenb@suse.de>
1286 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
1289 2005-02-06 Marcin Dalecki <martin@dalecki.de>
1291 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
1293 2005-02-06 Geoffrey Keating <geoffk@apple.com>
1295 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
1296 * config/darwin8.h: New.
1297 * config/darwin7.h: Update comment.
1299 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1300 Dorit Naishlos <dorit@il.ibm.com>
1302 * tree-vectorizer.h (LOC): New type.
1303 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
1304 (loop_line_number): New field in struct _loop_vec_info.
1305 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
1307 * tree-vectorizer.c (input.h): Included.
1308 (find_loop_location): New function.
1309 (vect_debug_stats): Argument changed from loop to LOC. Computation of
1310 loop line number removed.
1311 (vect_debug_details): Likewise.
1312 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
1314 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
1315 call to vect_debug_details/stats changed from loop to loop_loc.
1316 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1317 (slpeel_tree_peel_loop_to_edge): Likewise.
1319 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
1320 changed from NULL to UNKNOWN_LOC.
1321 (vect_get_base_and_offset):
1322 (vect_create_addr_base_for_vector_ref):
1323 (get_vectype_for_scalar_type):
1324 (vect_create_data_ref_ptr):
1326 (vect_get_vec_def_for_operand):
1327 (vect_finish_stmt_generation):
1328 (vectorizable_assignment):
1329 (vectorizable_operation):
1330 (vectorizable_store):
1331 (vectorizable_load):
1332 (vect_transform_stmt):
1333 (vect_update_ivs_after_vectorizer):
1334 (vect_do_peeling_for_loop_bound):
1335 (vect_do_peeling_for_alignment):
1336 (vect_transform_loop):
1337 (vect_is_simple_use):
1338 (vect_analyze_operations):
1339 (vect_is_simple_iv_evolution):
1340 (vect_analyze_scalar_cycles):
1341 (vect_analyze_data_ref_dependences):
1342 (vect_compute_data_ref_alignment):
1343 (vect_enhance_data_refs_alignment):
1344 (vect_analyze_data_ref_access):
1345 (vect_analyze_data_ref_accesses):
1346 (vect_analyze_pointer_ref_access):
1347 (vect_get_memtag_and_dr):
1348 (vect_analyze_data_refs):
1349 (vect_mark_relevant):
1350 (vect_stmt_relevant_p):
1351 (vect_mark_stmts_to_be_vectorized):
1352 (vect_can_advance_ivs_p):
1353 (vect_get_loop_niters):
1354 (vect_analyze_loop):
1355 (vectorize_loops): Likewise.
1357 (vectorizable_load): Argument in call to vect_debug_details/stats
1358 changed from loop to LOOP_LOC (loop_vinfo).
1359 (vect_transform_loop):
1360 (vect_analyze_operations):
1361 (vect_analyze_scalar_cycles):
1362 (vect_analyze_data_ref_dependence):
1363 (vect_enhance_data_refs_alignment):
1364 (vect_analyze_data_ref_accesses):
1365 (vect_analyze_pointer_ref_access):
1366 (vect_analyze_data_refs):
1367 (vect_analyze_loop): Likewise.
1369 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
1370 changed from loop to loop_loc.
1372 (vect_enhance_data_refs_alignment): Removed unused variable loop.
1374 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
1375 Dorit Naishlos <dorit@il.ibm.com>
1377 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
1379 (vect_analyze_data_ref_dependences): Likewise.
1381 (vect_is_simple_use): Argument changed from loop structure to
1382 loop_vect_info structure.
1383 (vect_can_advance_ivs_p): Likewise.
1384 (vect_create_index_for_vector_ref): Likewise.
1385 (vect_update_ivs_after_vectorizer): Likewise.
1386 (new_stmt_vec_info): Likewise.
1388 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
1389 changed from loop to loop_vinfo.
1390 (vect_create_data_ref_ptr): First argument in call to
1391 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
1392 (vectorizable_assignment): Second argument in call to vect_is_simple_use
1393 was changed from loop to loop_vinfo.
1394 (vectorizable_operation): Likewise.
1395 (vectorizable_store): Likewise.
1396 (vect_mark_stmts_to_be_vectorized): Likewise.
1397 (vect_do_peeling_for_loop_bound): First argument in call to
1398 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
1399 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
1400 was changed from loop to loop_vinfo.
1401 (vect_analyze_data_ref_dependences): Third argument in call to
1402 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
1404 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
1405 (vect_create_data_ref_ptr): Likewise.
1406 (vect_init_vector): Likewise.
1407 (vect_get_vec_def_for_operand): Likewise.
1408 (vectorizable_assignment): Likewise.
1409 (vectorizable_operation): Likewise.
1410 (vectorizable_store): Likewise.
1411 (vectorizable_load): Likewise.
1412 (vect_update_ivs_after_vectorizer): Likewise.
1413 (vect_is_simple_use): Likewise.
1414 (vect_analyze_data_ref_dependence): Likewise.
1415 (vect_analyze_pointer_ref_access): Likewise.
1416 (vect_can_advance_ivs_p): Likewise.
1418 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
1419 before _stmt_vec_info.
1420 (_stmt_vec_info): Loop field replaced by loop_vec_info.
1421 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
1422 (new_stmt_vec_info): Argument changed from loop structure to
1423 loop_vect_info structure
1425 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
1426 (vect_analyze_offset_expr): Avoid 80 columns overflow.
1427 (vect_create_addr_base_for_vector_ref): Likewise.
1428 (vect_analyze_pointer_ref_access): Likewise.
1430 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1433 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
1434 phi flag if the phi is abnormal.
1436 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
1439 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
1440 information for the new statement.
1442 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1445 * gcc.c (main): Include the target in -v output.
1447 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
1449 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
1450 Do not drop the extend if we'd have to add a paradoxical subreg
1451 later. Include optabs.h and insn-codes.h.
1452 * Makefile.in (combine.o): Depend on $(OPTABS_H).
1454 2005-02-02 Roger Sayle <roger@eyesopen.com>
1457 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
1458 * fold-const.c (const_binop): Avoid constant folding floating
1459 point operations in modes that use composite representations.
1460 * simplify-rtx.c (simplify_binary_operation): Likewise.
1462 2005-02-02 Geoffrey Keating <geoffk@apple.com>
1464 * config/rs6000/altivec.md (altivec_dst): Make the first operand
1466 (altivec_dstt): Likewise.
1467 (altivec_dstst): Likewise.
1468 (altivec_dststt): Likewise.
1469 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
1472 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1474 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
1475 EXPR_LOCUS from orig_cond to the new cond_stmt.
1476 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
1479 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1481 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
1482 standard_iv_increment_position. Remove call to bsi_next
1483 (no need to bump the iterator anymore).
1484 (vect_create_index_for_vector_ref): Call
1485 standard_iv_increment_position. Remove second function argument.
1486 (vect_finish_stmt_generation): Remove call to bsi_next
1487 (no need to bump the iterator anymore).
1488 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
1489 to vect_create_index_for_vector_ref.
1491 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1493 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
1494 phis are used out of the loop.
1496 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1499 * c-decl.c (undef_nested_function): New variable.
1500 (pop_scope): Diagnose undefined nested functions.
1501 (finish_function): Don't attempt cgraph processing or genericizing
1502 if current top-level function contained an undefined nested
1503 function. Reset undef_nested_function at the end of a top-level
1506 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
1508 * tree.c (build_int_cst_type): Take sign of the value into account
1509 when deciding whether sign extend the value.
1511 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1514 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
1515 (cpp_options, cc1_options): Change %{std*&ansi} to
1516 %{std*&ansi&trigraphs}.
1518 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1520 * cse.c: Update comments.
1522 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
1524 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
1525 arguments go on the stack. Do not put complex doubles in odd/even
1528 2005-02-02 Steven Bosscher <stevenb@suse.de>
1530 * doc/invoke.texi: Update the options enabled at -O1, -O2,
1531 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
1532 -ftree-pre, and -fthread-jumps.
1534 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
1536 PR tree-optimization/19578
1537 * tree-flow.h (modified_noreturn_calls): Declare.
1538 (noreturn_call_p): Declare.
1539 * tree-flow-inline.h (noreturn_call_p): New function.
1540 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
1541 * tree-cfg.c (modified_noreturn_calls): New variable.
1542 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
1543 that contain a mid-block noreturn call.
1544 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
1546 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1548 * df.c (df_def_record_1, df_uses_record): Don't use
1550 * df.h (DF_FOR_REGALLOC): Remove.
1552 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1555 * c-typeck.c (really_start_incremental_init): Reset
1556 constructor_max_index for arrays of incomplete type.
1558 2005-02-02 Jeff Law <law@redhat.com>
1560 * gcse.c (struct reg_set): Store the block index where the register
1561 was set rather than the setting insn.
1562 (record_one_set, compute_transp): Corresponding changes.
1563 (pre_insert_copy_insn): Do not call replace_one_set.
1564 (replace_one_set): Remove.
1566 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1569 * doc/gcov.texi: Fix typo.
1571 2005-02-01 Richard Henderson <rth@redhat.com
1574 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
1575 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
1577 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
1578 * config/i386/i386-protos.h: Update.
1580 2005-02-01 Steven Bosscher <stevenb@suse.de>
1582 PR tree-optimization/19217
1583 * tree-cfg.c (verify_expr): Use the data field to see if TP was
1584 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
1585 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
1586 that it is walking a PHI node.
1588 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
1590 * doc/extend.texi (Nested Functions): Update.
1592 2005-02-01 Richard Henderson <rth@redhat.com>
1595 * optabs.c (expand_copysign_absneg): Export.
1596 * optabs.h (expand_copysign_absneg): Declare.
1597 * config/rs6000/rs6000.md (copysigntf3): New.
1599 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1601 PR tree-optimization/19633
1602 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
1603 * tree-ssa-alias.c (init_alias_info): Initialize.
1604 (merge_pointed_to_info): Set.
1605 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
1606 (dump_points_to_info_for): Show value of pt_null.
1607 (struct count_ptr_d): Declare.
1608 (find_ptr_dereference): Remove.
1609 (ptr_is_dereferenced_by): Remove.
1610 (count_ptr_derefs): New local function.
1611 (count_uses_and_derefs): New local function.
1612 (compute_points_to_and_addr_escape): Call it. If the number
1613 of dereferences is greater than zero, mark the pointer as
1614 dereferenced. If there are fewer dereferences than uses of
1615 the pointer, the pointer's value escapes.
1617 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1619 PR tree-optimization/19670
1620 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
1622 (verify_use): ... set it here, instead.
1624 2005-02-01 Janis Johnson <janis187@us.ibm.com>
1626 * doc/sourcebuild.texi (Test directives): Fix formatting.
1628 * doc/sourcebuild.texi (Test directives): Describe selector
1631 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
1633 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
1634 specific 64-bit CPUs.
1636 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
1639 * arm.c (arm_eliminable_register): New function.
1640 (adjacent_mem_locations): Don't allow eliminable registers. Use
1641 HOST_WIDE_INT for address offsets.
1642 * arm-protos.h (arm_eliminable_register): Add prototype.
1644 2005-02-01 Steven Bosscher <stevenb@suse.de>
1646 PR optimization/15242
1647 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
1648 * basic-block.h (duplicate_computed_gotos): Add prototype.
1649 * bb-reorder.c (duplicate_computed_gotos): New function to
1650 duplicate sufficiently small blocks ending in a computed jump.
1651 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
1652 if not optimizing for size.
1653 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
1654 never do tail merging for blocks ending in a computed jump.
1655 * doc/invoke.texi: Document the max-goto-duplication-insns param.
1657 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1659 Patch from Richard Sandiford <rsandifo@redhat.com>
1660 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
1661 from inheriting a subreg equivalence with a non-spill register.
1663 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
1665 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
1667 * config/frv/frv.c (movcc_fp_destination_operand): New.
1668 (gpr_or_memory_operand): Fix typo in comment.
1669 (gpr_or_memory_operand_with_scratch): New.
1670 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
1671 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
1672 movcc_fp_destination_operand.
1673 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
1674 Legitimize memory addresses using a scratch register.
1676 2005-01-31 Jeff Law <law@redhat.com>
1678 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
1679 bitmap a sparse bitmap instead of a simple bitmap.
1680 (mark_def_sites_initialize_block): Corresponding changes.
1681 (ssa_mark_def_sites_initialize_block): Likewise.
1682 (ssa_mark_phi_uses): Likewise.
1683 (mark_def_site, ssa_mark_def_sites): Likewise.
1684 (mark_def_site_blocks): Likewise.
1685 (rewrite_ssa_into_ssa): Likewise.
1687 * tree-ssa-dom.c (record_cond): Pass correct variable type
1688 for last argument to htab_find_slot_with_hash.
1690 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
1691 effects when optimizing 0 % X. Do not try to optimize X % 0.
1693 2005-01-31 James E. Wilson <wilson@specifixinc.com>
1695 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
1698 2005-02-01 Eric Christopher <echristo@redhat.com>
1700 * config/mips/mips.c (override_options): Warn if -mint64
1702 * doc/invoke.texi (MIPS Options): Document that -mint64 is
1705 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
1707 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
1709 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
1710 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
1711 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
1712 (cached_regno): Initialize to INVALID_REGNUM.
1713 (cse_reg_info_table_size,
1714 cse_reg_info_table_first_uninitialized,
1715 cse_reg_info_timestamp): New.
1716 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
1718 (init_cse_reg_info, get_cse_reg_info_1): New.
1719 (get_cse_reg_info): Cache the last look-up.
1720 (new_basic_block): Update the code to clear mappings from
1721 registers to cse_reg_info entries.
1722 (cse_main): Call init_cse_reg_info.
1724 * cse.c (get_cse_reg_info): Update a comment.
1726 2005-01-31 Steven Bosscher <stevenb@suse.de>
1729 * c-decl.c (start_decl): Do not warn about arrays of elements with
1730 an incomplete type here.
1731 (grokdeclarator): Do it here by making a pedwarn an error.
1732 * c-typeck.c (push_init_level): If there were previous errors with
1733 the constructor type, do not warn about braces for initializers.
1734 (process_init_element): Likewise for excess initializer elements.
1736 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
1738 * cse.c (delete_trivially_dead_insn): Don't iterate.
1740 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
1742 * config/rs6000/rs6000.md (copysignsf3): New expand.
1743 (copysigndf3): Likewise.
1745 2005-01-31 Steven Bosscher <stevenb@suse.de>
1747 * recog.c (constrain_operands): Only look for earlyclobber operand
1748 conflicts if an '&' constraint was seen.
1750 2005-01-31 Marc Espie <espie@openbsd.org>
1752 * config.gcc: Don't include embedded systems fragment, switches default
1753 debugging format to ELF.
1754 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
1755 longer pick it up there.
1757 2005-01-31 Dale Johannesen <dalej@apple.com>
1759 * doc/extend.texi (nested functions): Fix linkage description.
1760 Clarify that static is not allowed.
1762 2005-01-31 Dale Johannesen <dalej@apple.com>
1764 * config/rs6000/darwin.md (movsf_low_di): Make work.
1765 (movdf_low_di): Make work.
1767 2005-01-31 Dale Johannesen <dalej@apple.com>
1769 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
1770 Make work for 64 bit.
1772 2005-01-31 Roger Sayle <roger@eyesopen.com>
1773 Dale Johannesen <dalej@apple.com>
1776 * fold-const.c (fold_binary_op_with_conditional_arg):
1777 Make types match original operands, before STRIP_NOPS.
1779 2005-01-31 Alan Modra <amodra@bigpond.net.au>
1781 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
1782 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
1783 (struct gcc_sigcontext): Delete. Merge contents to..
1784 (struct gcc_ucontext): ..here.
1785 (get_sigcontext): Delete.
1786 (get_regs): New function, like get_sigcontext but return regs ptr.
1787 64-bit version finds regs from r1 to support vdso.
1788 (ppc_linux_aux_vector): New function.
1789 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
1792 2005-01-31 Ira Rosen <irar@il.ibm.com>
1794 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
1796 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
1797 redundant fold. Fix misalignment for MINUS_EXPR.
1798 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
1799 (vect_analyze_pointer_ref_access): Likewise.
1800 (vect_get_memtag_and_dr): Likewise.
1802 2005-01-31 Richard Henderson <rth@redhat.com>
1804 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
1805 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
1806 absnegdf2_i387, absnegxf2_i387): Likewise.
1808 2005-01-31 Richard Henderson <rth@redhat.com>
1811 * optabs.c (expand_copysign_absneg): New.
1812 (expand_copysign_bit): Split out from ...
1813 (expand_copysign): ... here. Use expand_copysign_absneg.
1815 2005-01-30 Roger Sayle <roger@eyesopen.com>
1818 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
1819 constant as the second operand and a register as the third.
1821 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
1824 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
1825 that dllimport'd functions do not use all call-clobbered registers
1828 2005-01-30 Richard Henderson <rth@redhat.com>
1831 * optabs.c (expand_absneg_bit): Split out from expand_unop and
1832 expand_abs_nojump and generalize. Use operand_subword and
1833 emit_no_conflict_block. Support large modes.
1834 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
1836 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
1837 negation to subtraction.
1838 (expand_copysign): Check that the format has signed zeros.
1839 Use operand_subword and emit_no_conflict_block. Support large modes.
1841 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
1843 Fix PR tree-optimization/19624
1845 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
1846 * tree-ssa-pre.c: Add cfgloop.h.
1848 (pre_stats): New member, constified.
1849 (inserted_exprs): New static variable.
1850 (NECESSARY): New macro.
1851 (create_expression_by_pieces): Fold the expression, and
1852 mark it as defaulting to not necessary. Also put in
1854 (fully_constant_expression): New function.
1855 (insert_into_preds_of_block): Modify to not insert phis when we
1856 are playing with induction variables.
1857 Push phis onto the inserted_exprs vector, and mark them as not
1858 necessary by default.
1859 (insert_aux): Call fully_constant_expression on eprime.
1860 If all edges produce the same value, mark it constant.
1861 (mark_operand_necessary): New function.
1862 (remove_dead_inserted_code): New function.
1863 (init_pre): Init loop optimizer to get loop info.
1864 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
1865 (execute_pre): Commit edge inserts, then remove dead code.
1867 2005-01-30 Richard Henderson <rth@redhat.com>
1869 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
1870 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
1872 2005-01-30 Richard Henderson <rth@redhat.com>
1875 * config/i386/i386.c (ix86_expand_copysign): New.
1876 (ix86_split_copysign_const): New.
1877 (ix86_split_copysign_var): Rename from ix86_split_copysign,
1878 rearrange op1/nmask operands.
1879 * config/i386/i386-protos.h: Update.
1880 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
1881 (copysigndf3): Likewise.
1882 (copysignsf3_const, copysigndf3_const): New.
1883 (copysignsf3_var): Rename from copysignsf3, split out splitter
1884 and fix split predicate for X constraint.
1885 (copysigndf3_var): Similarly.
1887 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
1889 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
1890 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
1891 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
1893 2005-01-29 Richard Henderson <rth@redhat.com>
1896 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
1897 of # and * in constraints.
1899 2005-01-29 Richard Henderson <rth@redhat.com>
1902 * expr.c (store_field): Don't strip sub-mode cast when the input
1903 data is even smaller.
1905 2005-01-29 Richard Henderson <rth@redhat.com>
1908 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
1911 2005-01-29 Richard Henderson <rth@redhat.com>
1913 * combine.c (make_field_assignment): Fix argument order
1916 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
1918 PR tree-optimization/15791
1919 * fold-const.c (extract_array_ref): New function.
1920 (fold): Fold comparisons between &a[i] and &a[j] or
1921 semantically equivalent trees.
1923 2005-01-29 Jeff Law <law@redhat.com>
1925 * gcse.c (insert_expr_in_table): Revamp handling of available
1926 and anticipatable occurrence lists to avoid unnecessary list
1928 (insert_set_in_table): Similarly.
1930 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
1932 * c-common.c (fix_string_type): Just use c_build_qualified_type to
1934 (c_build_qualified_type): Build qualified array types with
1935 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
1936 * c-decl.c (c_make_fname_decl): Build unqualified array type
1937 before qualified type.
1938 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
1939 type is qualified, not just if type itself is. Don't apply
1940 qualifiers to array type when declarator is processed. Apply
1941 qualifiers to field type whether or not it is an array type.
1942 Don't handle array types specially for applying qualifiers to
1944 * c-typeck.c (composite_type): Build unqualified element type and
1945 array type when forming composite of array types.
1946 (common_pointer_type, comptypes, comp_target_types,
1947 type_lists_compatible_p, build_indirect_ref, build_array_ref,
1948 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
1950 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
1951 (args2) in variables a1 and a2.
1953 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
1955 * cse.c (n_elements_made, max_elements_made): Remove.
1956 (insert): Don't touch n_elements_made.
1957 (cse_main): Don't touch n_elements_made or max_elements_made.
1959 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
1962 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
1963 configuration part of dp-bit.c to be lost.
1965 2005-01-28 Roger Sayle <roger@eyesopen.com>
1967 * expmed.c (expand_mult_highpart_optab): When attempting to use
1968 a non-widening multiplication in a wider mode, the operands need
1969 to be converted (zero or sign extended) to that mode.
1971 2005-01-28 Ian Lance Taylor <ian@airs.com>
1975 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
1976 through if both operands fall through.
1978 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
1980 * cse.c (fold_rtx) <PC>: Don't optimize.
1982 2005-01-28 Jeff Law <law@redhat.com>
1984 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
1985 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
1987 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
1989 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
1990 cse_reg_info_used_list_end): Remove.
1991 (cse_reg_info_list, cse_reg_info_list_free): New.
1992 (get_cse_reg_info): When allocating an instance of
1993 cse_reg_info, add it to the beginning of the cse_reg_info_list
1994 list. Remove code to maintain cse_reg_info_used_list.
1995 (new_basic_block): Reset the free list to the beginning of
1998 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
2000 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2001 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2002 (frv_expand_mdpackh_builtin): New function.
2003 (frv_expand_builtin): Use it to expand __MDPACKH.
2004 * doc/extend.texi (__MDPACKH): Update documentation.
2006 2005-01-28 Uros Bizjak <uros@kss-loka.si>
2008 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
2009 SSE_FLOAT_MODE_P for use_sse computation.
2011 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
2014 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
2016 2005-01-27 Richard Henderson <rth@redhat.com>
2018 * builtins.c (expand_builtin_copysign): New.
2019 (expand_builtin): Call it.
2020 * genopinit.c (optabs): Add copysign_optab.
2021 * optabs.c (init_optabs): Initialize it.
2022 (expand_copysign): New.
2023 * optabs.h (OTI_copysign, copysign_optab): New.
2024 (expand_copysign): Declare.
2026 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
2027 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
2029 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
2030 (ix86_expand_fp_absneg_operator): ... here.
2031 (ix86_split_copysign): New.
2032 * config/i386/i386-protos.h: Update.
2033 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
2034 (copysignsf3, copysigndf3): New.
2036 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
2037 (copysignsf3, ncopysignsf3): New.
2038 (copysigndf3, ncopysigndf3): New.
2039 (copysignxf3, ncopysignxf3): New.
2040 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
2042 2005-01-27 Arend Bayer <arend.bayer@web.de>
2043 Kazu Hirata <kazu@cs.umass.edu>
2045 * cse.c: (find_best_addr): Don't call copy_rtx before calling
2046 fold_rtx. Save cost recomputation if fold_rtx did nothing.
2047 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
2050 2005-01-27 Jeff Law <law@redhat.com>
2052 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
2053 definitions of SSA_NAMEs which are not being rewritten.
2054 (rewrite_ssa_into_ssa): Only initialize the current definition
2055 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
2056 If checking is enabled, assert that SSA_NAME_AUX is clear for all
2057 SSA_NAMEs before returning.
2059 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
2061 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
2062 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
2063 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
2064 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
2065 config/mips/iris6.h, config/sh/sh.c: Update copyright.
2067 2005-01-27 Steven Bosscher <stevenb@suse.de>
2070 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
2071 higher to -O2 and higher. Likewise for tree PRE.
2072 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
2075 2005-01-27 Ian Lance Taylor <ian@airs.com>
2078 * gimple-low.c (try_catch_may_fallthru): New static function.
2079 (block_may_fallthru): Handle TRY_CATCH_EXPR.
2080 * tree-inline.c (expand_call_inline): Don't warn about reaching
2081 the end of a non-void function being inlined if the function uses
2084 2005-01-27 Jakub Jelinek <jakub@redhat.com>
2086 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
2089 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
2090 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
2091 (implicitly_declare): Handle error_mark_node.
2093 2005-01-27 Richard Henderson <rth@redhat.com>
2096 * tree.h (struct tree_decl): Add debug_expr_is_from.
2097 (DECL_DEBUG_EXPR_IS_FROM): New.
2098 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
2099 * dwarf2out.c (dwarf2out_var_location): Update to match.
2100 * tree-outof-ssa.c (create_temp): Likewise.
2101 * var-tracking.c (track_expr_p): Likewise.
2102 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
2103 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
2104 * toplev.c (default_tree_printer): Likewise.
2106 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
2108 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
2109 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
2111 2005-01-27 Steven Bosscher <stevenb@suse.de>
2113 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
2114 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
2115 ASM_CLOBBERS): Add tree checks.
2117 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
2118 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
2119 * c-common.def (SWITCH_STMT): Update to match.
2120 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
2121 macros instead of SWITCH_EXPR ones.
2122 * c-dump.c (c_dump_tree): Likewise.
2123 * c-gimplify.c (gimplify_switch_stmt): Likewise.
2124 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
2126 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
2128 2005-01-27 Alan Modra <amodra@bigpond.net.au>
2130 * unwind-dw2.c (execute_stack_op): Add missing cases for
2131 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
2133 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
2135 * config.gcc (Obsolete configurations): Remove 'dummy', add
2136 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
2139 2005-01-26 Diego Novillo <dnovillo@redhat.com>
2141 PR tree-optimization/19633
2142 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
2144 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
2145 are no call-clobbered variables.
2146 * tree-outof-ssa.c (check_replaceable): Return false for calls
2149 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
2151 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
2152 even for variables with NULL DECL_INITIAL.
2154 2005-01-26 Stuart Hastings <stuart@apple.com>
2156 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
2158 2005-01-26 Richard Henderson <rth@redhat.com>
2161 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2163 * expr.c (store_field): Strip conversions to odd-bit-sized types
2164 if the destination field width matches.
2166 2005-01-26 Richard Henderson <rth@redhat.com>
2168 * c-decl.c, expmed.c, expr.c: Revert last change.
2170 2005-01-26 Richard Henderson <rth@redhat.com>
2173 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2175 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
2176 if we don't need the bits above those present in the current mode.
2177 * expr.c (store_field): Strip conversions to odd-bit-sized types
2178 if the destination field width matches.
2180 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2182 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2183 either -ffast-math or -funsafe-math-optimizations is in use.
2185 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2189 * config/avr/avr.c (notice_update_cc): Only set condition code for
2190 ashrqi3 if shift count > 0.
2191 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
2192 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
2193 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
2194 count <= 0 as a no-op, and shift count >= width by copying zero
2195 or sign bit to all bits of the result.
2196 * config/avr/avr.md (all shifts): Add alternatives for zero shift
2197 count, with attribute "length" set to 0 and "cc" set to "none".
2199 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2201 * doc/invoke.texi: Document -mTLS.
2203 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
2204 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
2205 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
2206 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
2207 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
2208 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
2209 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
2210 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
2212 * configure.ac: Check for a TLS capable gas.
2214 * configure: Regenerate.
2216 2005-01-26 Richard Henderson <rth@redhat.com>
2219 * combine.c (make_field_assignment): Simplify store to zero_extract
2220 from a source with an overlapping mask.
2222 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
2224 2004-11-11 Eric Christopher <echristo@redhat.com>
2226 * config/frv/frv.md: Add fr400_integer automaton. Don't
2227 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
2230 2005-01-26 Steven Bosscher <stevenb@suse.de>
2233 * cfgbuild.c (make_edges): Do not clear or set
2234 current_function_has_computed_jump.
2235 * function.h (struct function): Remove the has_computed_jump field.
2236 (current_function_has_computed_jump): Do not define.
2237 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
2238 in a computed jump. Ignore current_function_has_computed_jump.
2240 2005-01-26 Richard Henderson <rth@redhat.com>
2243 * expr.c (categorize_ctor_elements): New argument p_must_clear.
2244 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
2246 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
2247 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
2248 objects into static storage if they have more than one non-zero value.
2249 * tree.h (categorize_ctor_elements): Update decl.
2251 2005-01-26 Steven Bosscher <stevenb@suse.de>
2254 * tree.h (CALL_EXPR_TAILCALL): Add comment.
2255 * calls.c (check_sibcall_argument_overlap_1): Revert the change
2256 to this function from 2004-07-10.
2257 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
2258 the current function for tail call optimizations if the address
2259 of one of it its arguments is taken.
2261 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
2263 * cse.c (fold_rtx): Call equiv_constant only when necessary.
2265 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
2267 * function.c (expand_function_end): If current_function_calls_alloca,
2268 emit stack restore in a place that is reached when the function falls
2271 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
2273 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
2274 rule to avoid matching inappropriate suffix rule.
2276 2005-01-26 Jan Hubicka <jh@suse.cz>
2278 PR tree-optimization/19241
2279 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
2281 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2283 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
2284 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
2286 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
2287 <sim*>: Always use crt1.o, regardless of N in simN.
2288 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2289 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
2290 (CRT_CALL_STATIC_FUNCTION): Remove.
2291 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
2292 use crt1.o, regardless of N in simN.
2293 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2294 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
2295 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
2296 case isystem setting.
2297 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
2299 2005-01-25 Ian Lance Taylor <ian@airs.com>
2301 * gimple-low.c (block_may_fallthru): Correct handling of
2302 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
2304 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
2306 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
2307 handlers to match indentation; nested under the mtune=* handler.
2308 Similar for mcpu= and march=.
2310 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
2312 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
2313 * config/mips/linux64.h (LIB_SPEC): Likewise.
2314 * config/mn10300/linux.h (LIB_SPEC): Likewise.
2315 * config/sh/linux.h (LIB_SPEC): Likewise.
2317 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
2319 * config/frv/frv.c (frv_legitimize_tls_address): New.
2320 (TARGET_HAVE_TLS): Define.
2321 (FRV_SYMBOL_REF_TLS_P): Define.
2322 (frv_override_options): Handle new register classes.
2323 (frv_legitimate_address_p): Reject tls addresses.
2324 (frv_legitimize_address): Handle TLS addresses.
2325 (gen_inlined_tls_plt): New.
2327 (frv_legitimize_tls_address): New.
2328 (unspec_got_name): Add TLS entries.
2329 (got12_operand): Add R_FRV_TLSMOFF12 case.
2330 (frv_emit_move): Fixup TLS addresses.
2331 (frv_emit_movsi): Legitimize TLS addresses.
2333 * config/frv/frv.h (MASK_BIG_TLS): New.
2334 (TARGET_BIG_TLS): New.
2335 (HAVE_AS_TLS): Define.
2336 (TARGET_SWITCHES): Add -mTLS and -mtls options.
2337 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
2338 (REG_CLASS_NAMES): Same.
2339 (REG_CLASS_CONTENTS): Same.
2340 (CONSTRAINT_LEN): New.
2341 (REG_CLASS_FROM_CONSTRAINT): New.
2342 (PREDICATE_CODES): Add symbolic_operand.
2344 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
2345 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
2346 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
2347 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
2348 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
2349 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
2350 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
2351 GR9_REG, GR14_REG, LRREG.
2352 (type): Add load_or_call attribute.
2353 ("load_or_call"): New reservation.
2354 ("call_gettlsoff"): New.
2355 ("tls_indirect_call"): New.
2356 ("tls_load_gottlsoff12"): New.
2357 ("tlsoff_hilo"): New.
2358 ("tls_tlsdesc_ldd"): New.
2359 ("tls_tlsoff_ld"): New.
2362 * config/frv/frv-protos.h (symbolic_operand): Protoize.
2364 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
2366 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
2367 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
2368 * config/frv/frv.c (TLS_BIAS): Define.
2369 (frv_output_dwarf_dtprel): New.
2371 2005-01-26 Jakub Jelinek <jakub@redhat.com>
2373 PR rtl-optimization/19579
2374 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
2375 both A and B, see if they don't clobber registers the other expr uses.
2377 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
2379 * real.c (do_add): Initialize signalling and canonical members.
2381 * real.c (real_from_integer): Zero out destination.
2383 2005-01-18 Jan Hubicka <jh@suse.cz>
2385 PR tree-optimize/19337
2386 * tree-inline.c (initialize_inlined_parameters): Copy
2387 saved_static_chain_decl only.
2389 2005-01-25 Richard Henderson <rth@redhat.com>
2393 * config/i386/i386.c (x86_inter_unit_moves): Zero.
2394 (ix86_preferred_reload_class): Rewrite fp-constant section, with
2395 80387 enabled, to return a proper subclass. Return the subset that
2396 overlaps with GENERAL_REGS for PLUS.
2397 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
2399 2005-01-25 Richard Henderson <rth@redhat.com>
2402 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
2404 2005-01-25 Roger Sayle <roger@eyesopen.com>
2406 * expmed.c (choose_multiplier): Change interface to return the
2407 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
2408 (expand_divmod): Update calls to choose_multiplier.
2410 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2413 * expmed.c (extract_bit_field): Use adjust_address instead of
2414 gen_lowpart when op0 is a MEM.
2416 2005-01-24 Steven Bosscher <stevenb@suse.de>
2418 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
2420 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2422 * config/mips/irix-csr.c: New file.
2423 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2424 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2425 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2428 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
2431 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
2432 sparc/elf.h, add sparc/sp-elf.h.
2433 (sparc-*-rtems*): Likewise.
2434 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
2435 tm-dwarf2.h, add sparc/sp-elf.h.
2436 (sparc86x-*-elf): Likewise.
2437 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
2438 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
2439 TARGET_OS_CPP_BUILTINS.
2440 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2441 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2443 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
2444 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
2445 (SWITCH_TAKES_ARG): Likewise.
2446 (LOCAL_LABEL_PREFIX): Likewise.
2447 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2448 (TARGET_N_FORMAT_TYPES): Delete.
2449 (TARGET_FORMAT_TYPES): Likewise.
2450 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
2451 * config/sparc/elf.h: Delete.
2452 * config/sparc/sp-elf.h: New file.
2454 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2456 * tree-flow-inline.h (phi_arg_from_edge): Remove.
2457 * tree-flow.h: Remove the corresponding prototype.
2458 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
2459 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
2461 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2464 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
2465 for AIX ABI or ELF -fPIC.
2466 (rs6000_emit_load_toc_table): Don't create toc_section here.
2467 (rs6000_xcoff_file_start): Nor here.
2469 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
2471 * sh.c (ra.h): Don't #include.
2472 (hard_regs_intersect_p): New function, resurrected from ra.c.
2474 * sh.c: Fix 1996 Copyright.
2476 2005-01-24 Richard Henderson <rth@redhat.com>
2477 Aldy Hernandez <aldyh@redhat.com>
2479 * regrename.c (note_sets): Handle subregs.
2481 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
2484 * genconditions.c (write_header, write_conditions): Elide file if
2487 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2489 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
2490 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
2493 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2495 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
2496 expand_builtin_printf, expand_builtin_fprintf,
2497 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
2498 checking against POINTER_TYPE.
2499 (validate_arglist): Handle POINTER_TYPE code by checking
2502 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
2504 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
2506 (for_each_rtx): Call for_each_rtx_1.
2507 * rtl.h (init_rtlanal): Declare.
2508 * toplev.c (backend_init): Call init_rtlanal.
2510 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2512 * flow.c (propagate_one_insn): Formatting.
2515 * flow.c (libcall_dead_p): Be more conservative if unsure.
2516 If there are any instructions between insn and call, see if they are
2517 all dead before saying the libcall is dead.
2519 2005-01-24 Uros Bizjak <uros@kss-loka.si>
2521 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
2522 operand constraint for operand 0.
2524 2005-01-23 Richard Henderson <rth@redhat.com>
2527 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
2528 edges leading to join block.
2530 2005-01-23 Roger Sayle <roger@eyesopen.com>
2532 * expmed.c (expand_mult_highpart): Make static. Change type of
2533 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
2534 (expand_divmod): Updates calls to expand_mult_highpart by using
2535 gen_int_mode to pass a CONST_INT rtx.
2536 * rtl.h (expand_mult_highpart): Remove prototype.
2538 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2540 * flow.c (regset_bytes, regset_size): Remove.
2542 * cfganal.c: Fix a reference to Harvey's paper.
2544 2005-01-23 Steven Bosscher <stevenb@suse.de>
2546 PR rtl-optimization/19464
2547 * tree-optimize.c (init_tree_optimization_passes): Add one more
2548 copyrename pass just before out-of-ssa.
2550 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
2553 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
2554 * ggc-none.c (ggc_free): Define.
2556 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2558 * cse.c (max_reg, max_insn_uid): Remove.
2559 (cse_main): Don't access max_reg or max_insn_uid.
2561 * c-common.c (explicit_flag_signed_bitfields,
2562 lang_statement_code_p, lang_expand_function_end): Remove.
2563 * c-common.h: Remove the corresponding declarations.
2564 * c-opts.c (c_common_handle_option): Remove all write access
2565 to explicit_flag_signed_bitfields.
2567 * cgraph.c (cgraph_varpool_n_nodes): Remove.
2568 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
2569 * cgraph.h: Remove the corresponding declaration.
2571 * gcse.c (null_pointer_info): Remove.
2573 2005-01-23 Roger Sayle <roger@eyesopen.com>
2574 Eric Botcazou <ebotcazou@libertysurf.fr>
2576 * combine.c (simplify_logical): Only simplify logical expressions
2577 of the form ior(and(x,y),z) by the inverse distributive law if the
2578 result is cheaper than the original.
2580 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2582 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
2583 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
2584 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
2585 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
2586 config/freebsd-spec.h, config/arm/arm.h,
2587 config/h8300/h8300.md, config/i386/i386.md,
2588 config/i386/predicates.md, config/i386/sse.md,
2589 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
2590 config/vax/vax.md: Fix comment typos. Follow spelling
2593 2005-01-23 Steven Bosscher <stevenb@suse.de>
2595 * gengtype.c (walk_type): Produce `not equal to' compares for loop
2596 tests, instead of `less than'.
2598 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
2600 * function.c (assign_parm_setup_block): When creating a new stack slot
2601 for a parameter, get its alignment from the parameter's DECL_ALIGN
2602 rather than the type's TYPE_ALIGN. Make sure that the parameter
2603 is at least word aligned.
2605 2005-01-22 Roger Sayle <roger@eyesopen.com>
2608 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
2610 2005-01-22 Richard Henderson <rth@redhat.com>
2613 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
2614 in both compare operands.
2615 (movdfcc_1_sse_max): Likewise.
2616 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
2617 (movdfcc_1_sse): Likewise.
2618 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
2619 scratch register as needed.
2621 2005-01-22 Richard Henderson <rth@redhat.com>
2623 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
2625 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
2627 2005-01-22 Richard Henderson <rth@redhat.com>
2629 * genopinit.c (optabs): Use smin/smax for floating point too.
2630 * doc/md.texi: Update to match. Clarify that floating point
2631 results are undefined for +0/-0 and NaN.
2632 * doc/rtl.texi: Likewise.
2633 * rtl.def (SMIN, SMAX): Likewise
2634 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
2636 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
2637 leading 's' to the name.
2638 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
2639 smaxxf3, sminxf3): Likewise.
2640 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
2643 2005-01-22 Paul Brook <paul@codesourcery.com>
2645 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
2647 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
2649 * config/s390/s390.c (struct processor_costs): New fields
2650 dlgr, dlr, dr, dsgfr, dsgr.
2651 (z900_cost, z990_cost): Values for new fields.
2652 (s390_rtx_costs): New cases MEM und COMPARE in switch
2653 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
2654 DIV, MOD, UDIV, UMOD.
2656 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2658 * config/s390/s390.md ("doloop_si64"): Reload input value directly
2659 into the register being decremented.
2660 ("doloop_si31", "doloop_di"): Likewise.
2661 ("*doloop_si_long"): Adapt pattern.
2663 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2665 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
2667 (CLASS_MAX_NREGS): Likewise.
2669 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
2671 * doc/tree-ssa.texi (Statement Operands): Add example for new
2672 must-def macro. Note deprecation of old operands interface.
2674 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
2676 PR tree-optimization/19484
2677 * tree-cfg.c (remove_fallthru_edge): New function.
2678 (cleanup_control_flow): Remove fallthru edges from calls that are
2679 now known not to return.
2681 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2683 Fix PR tree-optimization/19038
2684 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
2685 copies with loop variant ones.
2687 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
2689 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
2690 config/alpha/alpha-protos.h, config/alpha/alpha.h,
2691 config/alpha/alpha.md, config/alpha/predicates.md,
2692 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
2693 config/sparc/sol2.h: Update copyright.
2695 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
2696 first label to see if it is a nonlocal label.
2698 2005-01-22 David Edelsohn <edelsohn@gnu.org>
2699 Andrew Pinski <pinskia@physics.uc.edu>
2702 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
2703 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
2705 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2707 * config/rs6000/rtems.h: Update copyright.
2709 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2712 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
2713 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
2714 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
2716 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2719 * c-typeck.c (convert_arguments): Check for error_mark_node.
2721 2005-01-21 Ian Lance Taylor <ian@airs.com>
2723 PR tree-optimization/13000
2724 * tree-inline.c: Include "tree-flow.h".
2725 (expand_call_inline): If warn_return_type, warn if non-void inline
2726 function falls through.
2727 * tree-cfg.c (execute_warn_function_return): Don't warn about
2728 control reaching end if TREE_NO_WARNING is set. Set
2730 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
2732 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
2733 branch if we don't need one.
2734 * c-typeck.c: Include "tree-flow.h"
2735 (c_finish_bc_stmt): Don't add a goto if the current statement
2736 list doesn't fall through to the current point.
2738 2005-01-21 Roger Sayle <roger@eyesopen.com>
2740 PR rtl-optimization/576
2741 * real.c (real_arithmetic): Change return type from void to bool
2742 to return an indication that the result may be inexact.
2743 * real.h (real_arithmeric): Update prototype.
2744 * fold-const.c (const_binop): Don't constant fold floating
2745 point expressions when the user specifies -frounding-math and
2746 the result may depend upon the run-time rounding mode.
2747 (fold_convert_const_real_from_real): Clean-up.
2748 (fold_initializer): Ignore flag_rounding_math for initializers.
2749 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
2750 constant fold FP operations with flag_rounding_math if the
2751 result may depend upon the run-time rounding mode.
2753 2005-01-21 Tom Tromey <tromey@redhat.com>
2755 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
2757 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
2759 * tree-cfg.c: Fix comment typos.
2761 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
2763 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
2764 around the call to rest_of_handle_branch_target_load_optimize.
2766 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2768 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
2769 (sparc64-*-openbsd*): Likewise.
2770 (sparclite-*-elf*): Include tm-dwarf2.h.
2771 (sparc86x-*-elf*): Likewise.
2772 (sparc64-*-elf*): Likewise.
2773 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
2774 (DBX_DEBUGGING_INFO): Likewise.
2775 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
2776 (PREFERRED_DEBUGGING_TYPE): Likewise.
2777 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
2778 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
2779 (PREFERRED_DEBUGGING_TYPE): Likewise.
2780 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
2781 (PREFERRED_DEBUGGING_TYPE): Likewise.
2782 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
2784 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
2787 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
2789 2005-01-20 Paul Brook <paul@codesourcery.com>
2791 * doc/rtl.texi: Document value extension requirements for CONST_INT.
2793 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2795 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
2796 label is first in a sequence of labels.
2798 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
2800 2005-01-20 Janis Johnson <janis187@us.ibm.com>
2801 Giovanni Bajo <giovannibajo@gcc.gnu.org>
2803 * doc/sourcebuild.texi (Test Directives): New.
2805 2005-01-20 Roger Sayle <roger@eyesopen.com>
2807 * real.c (real_floor): Don't leave the result uninitialized when
2808 mode is VOIDMode, but return the unrounded intermediate value.
2809 (real_ceil): Likewise.
2811 2005-01-20 Paul Brook <paul@codesourcery.com>
2813 * config/arm/arm.md (insv): Use gen_int_mode.
2815 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2817 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
2818 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2819 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2820 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2821 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2823 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2826 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
2827 fbreg, so we have to assume we can't.
2828 (loc_descriptor_from_tree_1): Ditto.
2829 (containing_function_has_frame_base): New function.
2830 (add_location_or_const_value_attribute): Use it.
2831 Also try to generate a frame_base from a single element location
2834 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2836 PR tree-optimization/15349
2837 * timevar.def (TV_TREE_MERGE_PHI): New.
2838 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
2840 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
2841 calls to tree_forwarder_block_p.
2842 (remove_forwarder_block_with_phi, merge_phi_nodes,
2843 gate_merge_phi, pass_merge_phi): New.
2844 * tree-optimize.c (init_tree_optimization_passes): Add
2846 * tree-pass.h: Add an extern for pass_merge_phi;
2848 2005-01-20 Richard Henderson <rth@redhat.com>
2851 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
2852 (_mm_castps_pd, _mm_castps_si128): New.
2853 (_mm_castsi128_ps, _mm_castsi128_pd): New.
2855 2005-01-20 Richard Henderson <rth@redhat.com>
2858 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
2859 __builtin_ia32_vec_init_v2si.
2860 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
2861 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
2862 (ix86_init_mmx_sse_builtins): Create it.
2863 (ix86_expand_builtin): Expand it.
2864 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
2865 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
2866 (vec_extractv2si_0, vec_extractv2si_1): New.
2868 2005-01-20 Richard Henderson <rth@redhat.com>
2871 * config/i386/i386.c (ix86_expand_push): New.
2872 * config/i386/mmx.md (push<MMXMODE>1): New.
2873 * config/i386/sse.md (push<SSEMODE>1): New.
2874 * config/i386/i386-protos.h: Update.
2876 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2878 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
2881 2005-01-20 Richard Henderson <rth@redhat.com>
2883 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
2884 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
2886 2005-01-19 Richard Henderson <rth@redhat.com>
2889 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
2890 to V4SFmode in SSE1 fallback load path.
2892 2005-01-19 Richard Henderson <rth@redhat.com>
2894 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
2895 in QImode expansion to ix86_expand_vector_set.
2896 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
2898 2005-01-19 Richard Henderson <rth@redhat.com>
2901 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
2902 subclass of the input class.
2903 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
2904 Always true for cross-SSE1 classes. Rationalize conditionals.
2905 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
2906 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
2907 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
2908 (movdi_2): Add MMX/SSE zeros.
2909 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
2910 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
2911 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2912 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
2913 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
2914 (zero_extendsidi2_rex64_1): Remove.
2915 (MOV0 peephole): Check GENERAL_REG_P.
2917 2005-01-19 Richard Henderson <rth@redhat.com>
2920 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
2922 (ix86_expand_vector_extract): Likewise.
2924 2005-01-19 Richard Henderson <rth@redhat.com>
2927 * expr.c (emit_move_change_mode): New argument force; use
2928 simplify_gen_subreg if true.
2929 (emit_move_via_alt_mode): Merge into ...
2930 (emit_move_via_integer): ... here.
2931 (emit_move_ccmode): Use emit_move_change_mode directly.
2933 2005-01-19 Richard Henderson <rth@redhat.com>
2936 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
2937 (alpha_preferred_reload_class): Handle CONST_VECTOR.
2938 (alpha_emit_set_const_1): Add no_output parameter; don't emit
2940 (alpha_emit_set_const): Likewise. Make static.
2941 (alpha_emit_set_long_const): Make static.
2942 (alpha_extract_integer): Split out from alpha_expand_mov.
2943 (alpha_split_const_mov): Likewise.
2944 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
2945 (alpha_legitimate_constant_p): New.
2946 * config/alpha/alpha-protos.h: Update.
2947 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
2948 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
2949 * config/alpha/alpha.md (movsi): Add n alternative.
2950 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
2951 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
2952 (splitters for all of the above): Use alpha_split_const_mov.
2953 * config/alpha/predicates.md (non_add_const_operand): New.
2954 (non_zero_const_operand): New.
2955 (input_operand): Use alpha_legitimate_constant_p after reload.
2957 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
2959 PR tree-optimization/19038
2960 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
2961 (add_candidate): Add ivs with increment in latch only if
2962 allow_ip_end_pos_p is true.
2963 (determine_iv_cost): Use empty_block_p.
2965 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
2967 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
2968 (compute_dominance_frontiers): Ditto.
2970 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
2973 * config/sh/t-rtems: New.
2974 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
2976 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
2978 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
2979 the offset of the selected field.
2981 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
2983 * tree-cfg.c (remove_forwarder_block): Fix the check to
2984 prevent a nonlocal label from appearing in the middle of a
2987 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
2989 PR rtl-optimization/19462
2990 * reorg.c (find_end_label): Create return insn only if
2991 current_function_epilogue_delay_list is empty.
2993 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
2995 * doc/passes.texi: Remove paragraph mentioning new-ra.
2997 2005-01-19 Jakub Jelinek <jakub@redhat.com>
2999 PR rtl-optimization/15139
3000 * combine.c: Include params.h.
3001 (count_rtxs): New function.
3002 (record_value_for_reg): If replace_rtx would replace at least
3003 2 occurrences of REG in VALUE and TEM is really large, replace REG with
3004 (clobber (const_int 0)) instead of TEM.
3005 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
3006 * params.h (MAX_LAST_VALUE_RTL): New.
3007 * Makefile.in (combine.o): Depend on $(PARAMS_H).
3008 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
3011 * c-typeck.c (digest_init): Only call build_vector if all constructor
3012 elements are *_CST nodes.
3013 * gimplify.c (gimplify_init_constructor): Likewise.
3016 * c-typeck.c (digest_init): Only call build_vector if inside_init
3019 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3021 * toplev.c (init_asm_output): Remove dead #ifdef.
3023 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
3025 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
3027 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3029 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
3030 accessing DECL_FUNCTION_CODE.
3031 * dojump.c (do_jump): Likewise.
3032 * gimplify.c (gimplify_call_expr): Likewise.
3033 * predict.c (expr_expected_value): Likewise.
3034 (strip_builtin_expect): Likewise.
3035 * tree-inline.c (estimate_num_insns_1): Likewise.
3036 * tree-ssa-loop-im.c (stmt_cost): Likewise
3037 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
3038 (tree_expr_nonnegative_p): Likewise.
3040 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3042 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
3043 variant of the load_pcrel_sym pattern.
3044 * config/sparc/sparc.md (P macro): Move to the top.
3045 (load_pcrel_sym): Macroize using P.
3046 (save_register_window): Likewise.
3048 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
3050 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
3053 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
3056 * c-typeck.c (build_asm_expr): Strip nops off
3057 input memory operands.
3059 2005-01-18 David Edelsohn <edelsohn@gnu.org>
3061 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
3062 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
3063 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
3064 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
3066 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
3069 * config/i386/i386.c (override_options): If the 80387 is disabled,
3070 then do not return FP values using FP registers.
3072 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
3074 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
3075 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
3076 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
3077 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
3078 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
3079 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
3080 output.h, postreload-gcse.c, postreload.c, recog.c,
3081 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
3082 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
3083 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
3084 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
3085 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
3086 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
3087 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
3088 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
3090 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
3091 config/alpha/alpha.c, config/arm/vfp.md,
3092 config/i386/emmintrin.h, config/i386/i386-modes.def,
3093 config/i386/i386-protos.h, config/i386/i386.h,
3094 config/i386/pmmintrin.h, config/i386/ppro.md,
3095 config/i386/predicates.md, config/i386/xmmintrin.h,
3096 config/i860/i860.c, config/ia64/ia64-modes.def,
3097 config/ia64/ia64-protos.h, config/ia64/ia64.h,
3098 config/ia64/ia64.md, config/ia64/itanium1.md,
3099 config/ia64/itanium2.md, config/ia64/predicates.md,
3100 config/iq2000/iq2000.h, config/mips/linux64.h,
3101 config/rs6000/aix41.h, config/rs6000/aix43.h,
3102 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
3103 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3104 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
3105 config/sparc/linux64.h, config/sparc/litecoff.h,
3106 config/sparc/sp64-elf.h, config/sparc/sparc.c,
3107 config/sparc/sparc.h, config/sparc/sparc.md,
3108 config/sparc/sysv4-only.h: Update copyright.
3110 2005-01-18 Richard Henderson <rth@redhat.com>
3113 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
3115 2005-01-18 Marc Espie <espie@openbsd.org>
3116 * config/i386/openbsdelf.h: Typo.
3118 2005-01-18 Richard Henderson <rth@redhat.com>
3120 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
3121 special case for sse.
3122 * config/i386/predicates.md (sse_comparison_operator): Likewise.
3124 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
3126 * tree-inline.c (estimate_num_insns_1): Added cases for
3127 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
3129 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3131 PR rtl-optimization/19296
3132 * combine.c (simplify_comparison): Rewrite the condition under
3133 which a non-paradoxical SUBREG of a PLUS can be lifted when
3134 compared against a constant.
3136 2005-01-18 Andi Kleen <ak@muc.de>
3138 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
3139 * c.opt (-Wpointer-sign): Add.
3140 * doc/invoke.texi: (-Wpointer-sign): Add.
3142 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3144 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
3145 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
3146 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
3147 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
3148 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
3149 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
3150 for TARGET_MIX_SSE_I387.
3151 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
3152 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
3153 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
3154 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
3155 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
3156 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
3157 TARGET_MIX_SSE_I387.
3158 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
3161 2005-01-18 Uros Bizjak <uros@kss-loka.si>
3164 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
3165 Add movaps alternative for xmm reg->reg move.
3167 2005-01-17 Jeff Law <law@redhat.com>
3169 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
3170 at the end of the main DOM loop rather than just before DOM exits.
3172 2005-01-17 Diego Novillo <dnovillo@redhat.com>
3174 PR tree-optimization/19121
3175 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
3176 adding aliases to a name tag, also add them to the pointer's
3178 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
3179 sensitive alias info at all. Only check that the two pointers
3180 have compatible pointed-to sets.
3181 * tree-ssa.c (verify_name_tags): Verify that the alias set of
3182 a pointer's type tag is a superset of the alias set of the
3185 2005-01-17 James E Wilson <wilson@specifixinc.com>
3188 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
3189 comment to document why.
3191 2005-01-17 Richard Henderson <rth@redhat.com>
3193 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
3194 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
3195 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
3196 sse2_vmsminv2df3_finite): New.
3197 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
3198 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
3199 Force op1 into register.
3201 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
3203 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
3204 bubblestrap from always rebuilding build directory.
3206 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
3208 * config/s390/s390.md ("*clc"): Remove incorrect '='.
3209 ("*cmpmem_short"): Likewise.
3211 2005-01-17 Steven Bosscher <stevenb@suse.de>
3213 * basic-block.h: Document BB_* flags.
3214 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
3215 use an sbitmap instead.
3216 * sched-rgn.c (compute_trg_info): Likewise.
3218 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
3220 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
3221 redundant target_cpu_default and extra_parts lines. Use the default
3223 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
3224 (SUBTARGET_EXTRA_SPECS): Delete.
3225 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
3226 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
3227 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
3228 and "n32" for -mabi=n32.
3230 2005-01-17 Ian Lance Taylor <ian@airs.com>
3233 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
3234 fold constant variables into initial values.
3236 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3238 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
3240 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
3241 through the statements backward.
3243 2005-01-17 Ian Lance Taylor <ian@airs.com>
3245 PR middle-end/13127:
3246 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
3247 a variable set to the return value of the inlined function.
3249 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
3251 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
3252 when modes are tieable.
3254 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
3256 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
3257 of pthread_create to find out if threads are enabled.
3258 * gthr-posix95.h (__gthread_active_p): Likewise.
3260 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3262 * common.opt (-fnew-ra): Remove.
3264 * toplev.h (flag_new_regalloc): Remove.
3265 * Makefile.in (ra*.*): Don't mention.
3266 * passes.c (rest_of_handle_new_regalloc): Remove.
3267 (rest_of_handle_combine, rest_of_compilation): Always consider
3268 flag_new_regalloc as false.
3269 * doc/invoke.texi: Don't document -fnew-ra.
3271 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
3273 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
3274 last parameter to reg_scan.
3275 * loop.c (loop_optimize): Likewise.
3276 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
3277 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
3278 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3279 rest_of_handle_gcse, rest_of_handle_loop_optimize,
3280 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
3281 * regclass.c (reg_scan): Likewise, for the declaration.
3282 * rtl.h (reg_scan): Likewise, for the prototype.
3284 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
3286 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
3287 mark_dfs_back_edges.
3289 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
3291 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
3292 (compute_avail): Uses don't go in tmp_gen.
3294 2005-01-16 Steven Bosscher <stevenb@suse.de>
3296 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
3297 loop to look for a free slot in a page entry.
3299 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3302 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
3303 * toplev.c (compile_file): Call process_pending_assemble_output_defs
3304 just before targetm.asm_out.file_end.
3305 * tree.h (process_pending_assemble_output_defs): Declare.
3306 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
3308 (assemble_alias): Defer generation of assembly code for defines when
3309 TARGET_DEFERRED_OUTPUT_DEFS is true.
3310 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3311 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
3312 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
3314 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3317 * pa.c (pa_scalar_mode_supported_p): New function.
3318 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3319 * pa.h (MIN_UNITS_PER_WORD): Add comment.
3321 * pa-protos.h (prefetch_operand): Delete.
3322 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
3323 * pa.c (prefetch_operand): Delete.
3324 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
3325 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
3326 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
3327 and prefetch_nocc_operand.
3328 * pa.md (prefetch): Rework to avoid reload problems handling short
3329 displacements when a cache control completer needs to be provided.
3330 (prefetch_32, prefetch_64): Delete.
3331 (prefetch_cc, prefetch_nocc): New patterns.
3333 2005-01-15 David Edelsohn <edelsohn@gnu.org>
3335 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
3337 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3340 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
3341 exceeds maximum alignment for global common data.
3342 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
3343 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
3345 2004-01-15 Roger Sayle <roger@eyesopen.com>
3347 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
3349 2004-01-15 Roger Sayle <roger@eyesopen.com>
3351 * harg-reg-set.h (reg_class_names): Prototype global array.
3352 * regclass.c (reg_class_names): Declare here and initialize to
3354 (dump_regclass): Remove local declaration of reg_class_names.
3355 (regclass): Likewise.
3356 * cfg.c (dump_flow_info): Likewise.
3357 * ra-debug.c (reg_class_names): Likewise.
3358 * regrename.c (reg_class_names): Likewise.
3359 * reload.c (reg_class_names): Likewise.
3360 * reload1.c (spill_failure): Likewise.
3361 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
3363 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
3365 * config/s390/s390.md ("reload_outti"): Remove predicate for
3366 output operand. Abort if operand is not a MEM.
3367 ("reload_outdi", "reload_outdf"): Likewise.
3369 2005-01-15 Marc Espie <espie@openbsd.org>
3371 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
3372 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
3373 * config/openbsd.h: Fix C++ includes for native configurations.
3374 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
3375 Add trampoline support.
3376 * config/i386/openbsdelf.h: New.
3378 2005-01-15 Marc Espie <espie@openbsd.org>
3380 * collect2.c (main): Explicitly parse -dynamic-linker option.
3382 2005-01-15 Jakub Jelinek <jakub@redhat.com>
3384 PR tree-optimization/19060
3385 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
3386 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
3387 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
3388 and handle extract_range_from_cond returning false.
3389 * fold-const.c (fold): Optimize comparisons with min/max even for
3390 width > HOST_BITS_PER_WIDE_INT.
3392 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
3394 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
3395 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
3396 Remove little endian multilib variants.
3397 Add mips32 multilib variant.
3399 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
3401 * explow.c (copy_all_reg, stabilize): Remove.
3402 * expr.h: Remove the corresponding prototypes.
3404 * rtlanal.c (regs_set_between_p): Remove.
3405 * rtl.h: Remove the corresponding prototype.
3407 2005-01-14 David Edelsohn <edelsohn@gnu.org>
3409 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
3410 to rs6000_nonimmediate_operand.
3411 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
3412 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
3413 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
3414 rs6000_nonimmediate_operand.
3415 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
3416 rs6000_nonimmediate_operand.
3418 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
3420 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
3422 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3424 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
3426 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
3427 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
3429 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
3430 (rs6k_nonimmediate_operand): New.
3431 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
3433 (legitimate_lo_sum_address_p): Same.
3434 (rs6000_legitimize_address): Same.
3435 (rs6000_legitimize_reload_address): Same.
3436 (rs6000_legitimate_address): Same.
3437 (spe_build_register_parallel): Pass DF and DC modes in a DI
3440 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
3441 to rs6k_nonimmediate_operand.
3443 * config/rs6000/spe.md ("*frob_df_di"): New.
3444 ("*frob_di_df"): New.
3445 ("*frob_di_df_2"): New.
3446 ("*mov_sidf_e500_subreg0"): New.
3447 ("*mov_sidf_e500_subreg4"): New.
3448 ("*movdf_e500_double"): Change predicate to
3449 rs6k_nonimmediate_operand.
3451 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3453 * postreload.c (move2add_note_store): Only call
3454 trunc_int_for_mode on scalar integers.
3456 2005-01-14 Steven Bosscher <stevenb@suse.de>
3458 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
3459 replace BB_VISITED uses.
3460 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
3461 (propagate_necessity): Check the bitmap instead of BB_VISITED.
3462 (tree_dce_done): Free visited_control_parents.
3463 (perform_tree_ssa_dce): Allocate and clear it.
3464 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
3465 (compute_antic): Iterate from here using a DFS. Use an sbitmap
3466 instead of BB_VISITED.
3468 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
3470 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
3471 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
3472 Remove unused prototypes.
3474 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3476 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
3477 64-bit register usage.
3478 (spe_func_has_64bit_regs_p): Add FIXME note.
3480 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3482 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
3483 flag_finite_math_only with flag_unsafe_math_optimizations.
3485 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
3487 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
3489 (__tpf_eh_return): Copy TPF private stack area from the module
3490 boundary stack frame. Add check for when module addresses are
3491 equal, but no stub address is found.
3493 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
3496 * arm.h (struct machine_function): Add call_via field.
3497 (thumb_call_via_label): Declare.
3498 * arm.c (thumb_call_via_label): New variable.
3499 (thumb_call_reg_needed): New variable.
3500 (arm_output_function_epilogue): For Thumb code, output any per-function
3501 call-indirect trampolines.
3502 (thumb_call_via_reg): New function.
3503 (arm_file_end): New function.
3504 (TARGET_ASM_FILE_END): Call arm_file_end.
3505 (aof_file_end): Likewise.
3506 * arm-protos.h (thumb_call_via_reg): Declare.
3507 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
3508 thumb_call_via_reg in normal case.
3510 2005-01-14 Jakub Jelinek <jakub@redhat.com>
3513 PR rtl-optimization/19348
3514 * recog.c (peephole2_optimize): Do global life update if some peephole
3515 decides it doesn't need at least one of its inputs and that change
3516 influences liveness at the start of the basic block.
3518 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
3519 arguments instead of 1.
3521 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
3524 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
3525 zero for nested functions needing a static chain or functions
3526 with a non-constant address.
3528 2005-01-13 Roger Sayle <roger@eyesopen.com>
3530 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
3531 (and (sign_extend X) C) into (zero_extend (and X C)).
3533 2005-01-13 David O'Brien <obrien@FreeBSD.org>
3535 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
3537 2005-01-13 Richard Henderson <rth@redhat.com>
3542 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
3543 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
3544 not just TARGET_SSE.
3545 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
3546 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
3547 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
3548 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
3549 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
3550 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
3551 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
3552 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
3553 (movdicc_c_rex64): Rename with '*'.
3554 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
3555 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
3556 (movsfcc_1_387): Rename from movsfcc_1.
3557 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
3558 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
3559 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
3560 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
3561 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
3562 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
3563 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
3564 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
3565 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
3566 sse_movdfcc_const0_4): Remove.
3567 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
3568 recognize min/max early. Update for changed sse cmove patterns.
3569 (ix86_split_sse_movcc): New.
3570 * config/i386/i386-protos.h: Update.
3572 2005-01-13 Steven Bosscher <stevenb@suse.de>
3574 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
3575 (fix_stmt_v_may_defs): Likewise.
3577 2005-01-13 Richard Henderson <rth@redhat.com>
3579 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
3580 for converting the mask.
3582 2005-01-13 David Edelsohn <edelsohn@gnu.org>
3584 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
3587 2005-01-13 Richard Henderson <rth@redhat.com>
3589 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
3590 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
3591 IX86_BUILTIN_MOVDQ2Q): Remove.
3592 (IX86_BUILTIN_VEC_EXT_V4SI): New.
3593 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
3594 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
3596 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
3597 (sse2_pextrw): Fix immediate constraint.
3598 (sse2_loadq, sse2_loadq_rex64): Remove.
3599 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
3600 Use __builtin_ia32_vec_ext_<size>.
3601 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
3603 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
3605 * function.c (assign_parm_setup_block): Look inside original
3606 entry_parm when inspecting PARALLEL.
3608 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3609 Joel Sherrill <joel@oarcorp.com>
3612 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
3613 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
3614 rtems_gxx_recursive_mutex_init.
3615 (__gthread_recursive_mutex_lock): New function.
3616 (__gthread_recursive_mutex_trylock): Likewise.
3617 (__gthread_recursive_mutex_unlock): Likewise.
3619 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3621 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
3623 2005-01-13 Jan Beulich <jbeulich@novell.com>
3625 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
3626 (ashrti3_internal): Indicate output is early clobber. Generate result
3627 into output rather than first input. Use move for low word of output
3628 if shift count is exactly 64.
3629 (lshrti3_internal): Likewise.
3631 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
3635 * reload1.c (delete_output_reload): Don't delete an output reload
3636 if the pseudo lives longer than a single basic block. Adjust and
3637 improve wording of comment.
3639 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
3642 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
3643 of TYPE_SIZE where we mean the number of bytes.
3645 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
3647 * function.c (assign_parm_setup_block): Relax condition on
3648 multi-register optimization.
3650 2005-01-12 Nick Clifton <nickc@redhat.com>
3652 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
3653 an "in_delay_slot" attribute of "no" to prevent them being used in
3654 delay slots. This is forbidden because they might generate
3657 2005-01-12 Alan Modra <amodra@bigpond.net.au>
3660 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
3663 2005-01-12 Nick Clifton <nickc@redhat.com>
3665 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
3666 passed on to GAS) but do not define, as GAS no longer supports or
3667 needs the -m2000 option.
3669 2005-01-11 Roger Sayle <roger@eyesopen.com>
3671 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
3672 type as args of unprototyped builtins aren't automatically promoted.
3673 (fold_builtin_abs): Likewise.
3675 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3677 * Makefile.in: Set a `build-warn' variable.
3679 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3681 PR tree-optimization/17949
3682 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
3683 (find_interesting_uses_address): Use it.
3685 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
3687 * regrename.c (kill_value): Handle subreg's that won't simplify.
3689 2005-01-11 Richard Henderson <rth@redhat.com>
3692 * config/i386/i386.h (enum ix86_builtins): Move ...
3693 * config/i386/i386.c: ... here.
3694 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
3695 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
3696 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
3697 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
3698 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
3699 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
3700 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
3701 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
3702 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
3703 IX86_BUILTIN_LOADDDUP): Remove.
3704 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
3705 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
3706 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
3707 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
3708 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
3709 (ix86_init_builtins): Make static.
3710 (ix86_init_mmx_sse_builtins): Update for changed builtins.
3711 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
3712 if all the modes match. Otherwise, fake it.
3713 (get_element_number, ix86_expand_vec_init_builtin,
3714 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
3715 (ix86_expand_builtin): Make static. Update for changed builtins.
3716 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
3717 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
3718 (ix86_expand_vector_init_duplicate): New.
3719 (ix86_expand_vector_init_low_nonzero): New.
3720 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
3721 Split out from ix86_expand_vector_init; handle integer modes.
3722 (ix86_expand_vector_init): Use them.
3723 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
3724 * config/i386/i386-protos.h: Update.
3725 * config/i386/predicates.md (reg_or_0_operand): New.
3726 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
3727 (movv2sf_internal): Likewise. And a splitter to match them all.
3728 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
3729 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
3730 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
3731 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
3732 (mmx_pinsrw): Fix operand ordering.
3733 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
3734 rather than sse_loadss expander.
3735 (movv2df splitter): Similarly.
3736 (sse_loadss, sse_loadlss): Remove.
3737 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
3738 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
3739 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
3740 (sse3_movddup): Rename with '*'.
3741 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
3742 (sse2_loadsd): Remove.
3743 (vec_dupv2df_sse3): Rename from sse3_loadddup.
3744 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
3745 (sse2_pinsrw): Fix argument ordering.
3746 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
3747 (sse2_stored): Remove 'r' destination.
3748 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
3749 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
3750 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
3751 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
3752 vec_extractv16qi, vec_initv16qi): New.
3754 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
3755 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
3756 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
3758 (_mm_load_pd, _mm_store_pd): Use plain dereference.
3759 (_mm_load_si128, _mm_store_si128): Likewise.
3760 (_mm_load1_pd): Use _mm_set1_pd.
3761 (_mm_load_sd): Use _mm_set_sd.
3762 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
3763 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
3764 (_mm_set_epi64): Use _mm_set_epi64x.
3765 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
3766 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
3767 _mm_setr_epi8): Use _mm_set_foo form.
3768 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
3769 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
3770 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
3771 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
3772 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
3773 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
3774 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
3775 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
3776 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
3777 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
3778 (_mm_movedup_pd): Use _mm_shuffle_pd.
3779 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
3780 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
3781 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
3782 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
3784 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
3785 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
3786 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
3787 (_mm_store_ps): Use raw dereference.
3788 (_mm_store1_ps): Use _mm_storeu_ps.
3789 (_mm_storer_ps): Use _mm_store_ps.
3790 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
3791 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
3793 2005-01-11 Stan Shebs <shebs@apple.com>
3795 * config/rs6000/rs6000.c (machopic_output_stub): Issue
3796 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
3798 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
3801 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3802 Skip all DECLs except for FIELD_DECLs.
3804 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3806 * config/s390/s390.c (override_options): Return error if
3807 -mbackchain, -mpacked-stack and -mhard-float are used together.
3808 (s390_va_start): Remove the backchain && packed-stack special case.
3809 (s390_gimplify_va_arg): Likewise.
3810 * doc/invoke.texi: Remove the ABI incompatibility note.
3812 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3814 * config/s390/s390.c (struct s390_frame_layout): Remove
3816 (s390_frame_info, s390_emit_prologue): Replace occurrences of
3817 save_backchain_p with TARGET_BACKCHAIN.
3819 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3822 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
3823 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
3824 * function.c (locate_and_pad_parm): Set new field.
3825 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
3826 Tweak where_pad test to include "none". Always set mem align for
3828 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
3829 not sufficient for type.
3830 (assign_parm_setup_block): If stack_parm is zero on entry, always
3831 make a new stack local. Block move old stack parm if necessary
3832 to new aligned stack local.
3833 (assign_parm_setup_stack): Use a block move to handle
3834 potentially misaligned entry_parm.
3835 (assign_parms_unsplit_complex): Specify required alignment when
3836 creating stack local.
3837 * calls.c (compute_argument_addresses): Override alignment of stack
3838 arg calculated from its type with the alignment given by
3839 FUNCTION_ARG_BOUNDARY.
3840 (store_one_arg): Likewise.
3842 2005-01-11 Jan Beulich <jbeulich@novell.com>
3844 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
3845 Change respective itanium_class attribute to ialu.
3846 (shladdp4_internal): New.
3847 * config/ia64/predicates.md (shladd_log2_operand): New.
3849 2005-01-11 Richard Henderson <rth@redhat.com>
3851 * expr.c (store_constructor): Use rtvec_alloc instead of
3852 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
3854 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
3856 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
3858 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3860 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
3861 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
3862 (TARGET_RWRELOC): Define.
3863 (ia64_rwreloc_section_type_flags): Delete.
3864 (ia64_section_type_flags): New function.
3865 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
3866 (TARGET_RWRELOC): Define.
3868 2005-01-10 David Mosberger <davidm@hpl.hp.com>
3871 * config/ia64/ia64.c (process_set): For alloc insn, only call
3872 process_epilogue is !frame_pointer_needed.
3874 2005-01-10 Roger Sayle <roger@eyesopen.com>
3877 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
3878 unary operator and can't be treated as a binary/comparison operator.
3880 2005-01-10 Richard Henderson <rth@redhat.com>
3882 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
3883 (ix86_return_in_memory): Likewise.
3884 (function_arg_advance): Likewise. Mirror structure in function_arg
3885 for choosing register to advance.
3887 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
3889 * tree-vectorizer.c, tree.def: Fix comment typos.
3891 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
3893 * config/s390/s390.c (struct processor_costs): 4 new fields:
3894 ddbr, ddr, debr, der.
3895 (s390_rtx_costs): More precise handling of divide instructions.
3897 2005-01-10 David Edelsohn <edelsohn@gnu.org>
3899 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
3901 2005-01-10 Jan Beulich <jbeulich@novell.com>
3903 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
3904 names resulting from -ffunction-sections/-fdata-sections and linkonce
3906 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
3907 based on the section name. Rearrange the section name comparison logic
3908 slightly so that each section name is compared against at most once.
3910 2005-01-10 Ben Elliston <bje@au.ibm.com>
3912 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
3913 targets for which -fPIC reduces limitations on the GOT size.
3915 2005-01-09 Falk Hueffner <falk@debian.org>
3917 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
3920 2005-01-09 David Edelsohn <edelsohn@gnu.org>
3923 * collect2.c (main): Set aixrtl_flag for -brtl option.
3924 (resolve_lib_name): Search for .so file extension before .a
3927 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
3929 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
3930 (vect_analyze_data_refs_alignment): Add dump prints.
3932 2005-01-09 Ira Rosen <irar@il.ibm.com>
3934 * tree-vectorizer.c (vect_analyze_offset_expr): Use
3935 expr_invariant_in_loop_p.
3936 Initialize outputs first thing in the function.
3937 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
3938 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
3939 (vect_analyze_pointer_ref_access): Check that the initial condition of
3940 the access function is loop invariant.
3942 2005-01-09 Richard Henderson <rth@redhat.com>
3944 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
3945 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
3946 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
3947 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
3948 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
3949 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
3950 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
3951 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
3952 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
3953 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
3954 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
3955 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
3956 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
3957 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
3958 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
3959 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
3960 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
3961 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
3962 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
3963 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
3964 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
3965 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
3966 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
3968 (mmx_clrdi, pavgusb): Remove.
3969 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
3970 with leading sse_ prefix.
3971 * config/i386/sse.md: Receive them.
3972 * config/i386/mmx.md: New file.
3973 (MMXMODE12, MMXMODE24, mmxvecsize): New.
3974 (subrv2sf3): Turn into expander for normal subtraction.
3975 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
3976 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
3977 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
3978 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
3979 commutative; use ix86_binary_operator_ok.
3980 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
3981 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
3982 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
3983 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
3984 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
3985 Macroize from existing patterns; use ix86_binary_operator_ok.
3986 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
3987 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
3988 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
3989 with vec_select+vec_concat.
3990 (mmx_pshufw, mmx_pshufw_1): Likewise.
3991 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
3992 (mmx_uavgv4hi3): Model correctly.
3993 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
3994 _mm_xor_si64): Remove casts.
3996 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
3998 PR tree-optimization/19224
3999 * tree-scalar-evolution.c (get_instantiated_value,
4000 set_instantiated_value): New functions.
4001 (instantiate_parameters_1): Cache the results.
4002 (instantiate_parameters, resolve_mixers): Initialize and free
4005 2005-01-08 David Edelsohn <edelsohn@gnu.org>
4007 * config/i386/i386.md (addhi_4): Correct reference in comment.
4010 2005-01-08 Richard Henderson <rth@redhat.com>
4012 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
4013 (_mm_cvtsi128_si64x): Likewise.
4014 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
4015 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
4016 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
4017 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
4018 * config/i386/i386-protos.h: Update.
4019 * config/i386/i386.c (print_operand): Add 'H'.
4020 (ix86_fixup_binary_operands): Split out from ...
4021 (ix86_expand_binary_operator): ... here.
4022 (ix86_fixup_binary_operands_no_copy): New.
4023 (ix86_expand_fp_absneg_operator): Handle vector mode results.
4024 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
4025 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
4026 (safe_vector_operand): Use CONST0_RTX.
4027 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
4028 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
4029 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
4030 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
4032 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
4033 (IX86_BUILTIN_CMPNGESS): New.
4034 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
4035 (attr type): Add sselog1.
4036 (attr unit, attr memory): Handle it.
4037 (movti, movti_internal, movti_rex64): Move near other integer moves.
4038 (movtf, movtf_internal): Move near other fp moves.
4039 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
4040 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
4041 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
4042 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
4043 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
4044 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
4045 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
4046 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
4047 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
4048 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
4049 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
4050 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
4051 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4052 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4053 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
4054 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
4055 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
4056 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
4057 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
4058 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
4059 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
4060 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
4061 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
4062 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
4063 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
4064 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
4065 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
4066 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
4067 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
4068 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
4069 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
4070 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
4071 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
4072 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
4073 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
4074 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
4075 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
4076 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
4077 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
4078 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
4079 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
4080 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
4081 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
4082 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
4084 (SSEPUSH, push<SSEPUSH>): Remove.
4085 (MMXPUSH, push<MMXPUSH>): Remove.
4086 (sse_movaps, sse_movaps_1, sse_movups): Remove.
4087 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
4088 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
4089 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
4090 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
4091 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
4092 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
4093 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
4094 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
4095 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
4096 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
4097 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
4098 (ppro_sse_log_V4SF): Handle sselog1.
4099 * config/i386/predicates.md (const_0_to_1_operand): New.
4100 (const_0_to_255_mul_8_operand): New.
4101 (const_1_to_31_operand): Rename from const_int_1_31_operand.
4102 (const_2_to_3_operand, const_4_to_7_operand): New.
4103 * config/i386/sse.md: New file.
4104 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
4105 (sse_movups): Rename from sse_movups_1.
4106 (sse_loadlss): Rename from sse_loadss_1.
4107 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
4109 (negv4sf2): Use ix86_expand_fp_absneg_operator.
4110 (absv4sf2, negv2df, absv2df): New.
4111 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
4112 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
4113 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
4114 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
4115 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
4116 (sse3_addsubv4sf3): Model correctly.
4117 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
4118 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
4119 (sse_movhlps): Model with vec_select+vec_concat.
4120 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
4121 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
4122 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
4123 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
4124 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
4125 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
4126 sse2_pshufhw_1): Likewise.
4127 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
4128 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
4129 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
4130 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
4131 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
4132 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
4133 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
4134 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
4135 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
4136 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
4137 sminv8hi3): Mark commutative
4138 operands. Use ix86_binary_operator_ok.
4139 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
4140 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
4141 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
4142 sse2_punpcklqdq): Allow operand2 in memory.
4143 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
4144 sse2_movsd): Add memory alternatives.
4145 (sse_storelps): Turn expander into an insn; split after reload.
4146 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
4147 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
4149 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4151 * configure.ac (DWARF-2 debug_line): Use objdump.
4152 * configure: Regenerate.
4154 2005-01-08 Jeff Law <law@redhat.com>
4155 Diego Novillo <dnovillo@redhat.com>
4157 PR tree-optimization/18241
4158 * tree-nrv.c (tree_nrv): Ignore volatile return values.
4159 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
4160 statements with volatile operands.
4161 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
4162 operands after marking a statement with has_volatile_ops.
4164 2005-01-08 Roger Sayle <roger@eyesopen.com>
4166 * tree.c (int_fits_type_p): Always honor integer constant
4167 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
4169 2005-01-08 Roger Sayle <roger@eyesopen.com>
4171 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
4172 the latent bug in rtl_delete_block has been resolved.
4174 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4176 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
4177 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
4179 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
4181 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
4182 library as @multilib_dir@/$(SHLIB_SONAME).
4184 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4186 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
4187 * configure: Regenerate.
4189 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4191 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
4194 2005-01-07 David Edelsohn <edelsohn@gnu.org>
4197 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4198 Convert non-word aligned offset address using ld/std into
4201 2005-01-07 Richard Henderson <rth@redhat.com>
4203 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
4205 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
4207 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
4209 2005-01-07 Jakub Jelinek <jakub@redhat.com>
4211 PR tree-optimization/19283
4212 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
4213 is not shorter than the original type.
4215 PR rtl-optimization/19012
4216 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
4218 PR rtl-optimization/18861
4219 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
4220 (FULL_STATE): Define.
4221 (mark_tablejump_edge): New function.
4222 (purge_dead_tablejump_edges): New function.
4223 (find_bb_boundaries): Use it.
4225 PR tree-optimization/18828
4226 * builtins.c (expand_builtin_next_arg): Remove argument and all
4227 the argument checking.
4228 (expand_builtin): Adjust caller.
4229 (expand_builtin_va_start): Likewise. Remove error for too many
4231 (fold_builtin_next_arg): Issue error for too many arguments.
4232 After checking arguments, replace them with magic arguments that
4233 prevent further checking of the args.
4235 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4237 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
4239 2005-01-06 Roger Sayle <roger@eyesopen.com>
4242 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
4243 and %{.S:...} (and their negative variants) to test whether the
4244 input file is assembler or pre-processed-assembler independent of
4245 the actual filename extension.
4247 2005-01-06 Roger Sayle <roger@eyesopen.com>
4249 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
4250 of sign or zero extended values.
4252 2005-01-06 Geoffrey Keating <geoffk@apple.com>
4254 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
4255 for IBM long double format correctly.
4257 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
4259 Fix PR tree-optimization/18792
4261 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
4262 to first_loop_depth, and use loop depth instead of loop number.
4263 (build_classic_dir_vector): Ditto.
4264 (compute_data_dependences_for_loop): Use depth, not loop number.
4265 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
4266 number. Pass in loops, instead of loop numbers.
4267 (gather_interchange_stats): Ditto.
4268 (linear_transform_loops): Ditto.
4270 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
4273 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
4274 biv_fits_mode_p, extension_within_bounds_p): New functions.
4275 (check_ext_dependent_givs): Use them.
4277 2005-01-06 Roger Sayle <roger@eyesopen.com>
4279 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
4280 more than one barrier, in which case we should delete them all.
4282 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
4284 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
4286 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
4288 Fix PR middle-end/19286
4290 * dwarf2out.c (gen_subprogram_die): If we've already tried to
4291 output this subprogram, simply ignore this attempt to do it again.
4292 (add_abstract_origin_attribute): Don't abort trying to add the abstract
4293 origin attribute if it's not possible.
4294 (gen_block_die): Don't ignore subblocks of "unused" blocks.
4295 (decls_for_scope): Ditto.
4296 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
4297 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
4299 2005-01-05 Richard Henderson <rth@redhat.com>
4302 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
4303 (bdesc_2arg): Use it.
4304 (ix86_expand_binop_builtin): Force operands into registers
4306 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
4307 ix86_expand_sse_compare, ix86_expand_sse_comi,
4308 ix86_expand_builtin): Likewise.
4310 2005-01-05 Richard Henderson <rth@redhat.com>
4312 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
4314 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
4315 (mulv4hi3): Set itanium_class mmmul.
4316 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
4317 (fpack): Rename from fpack_sfsf.
4319 2005-01-05 Richard Henderson <rth@redhat.com>
4322 * reload1.c (do_input_reload): Restrict the optimization deleteing
4323 a previous output reload to RELOAD_FOR_INPUT.
4325 2005-01-05 Steven Bosscher <stevenb@suse.de>
4327 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
4328 comment that we fall through after case.
4329 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
4330 (distribute_links): Likewise.
4331 * cse.c (cse_insn): Likewise.
4332 * cselib.c (cselib_invalidate_mem): Likewise.
4333 * df.c: Update comments at the top of the file.
4334 (read_modify_subreg_p): Update comments here too.
4335 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
4336 * flow.c (mark_set_1): Likewise.
4337 (mark_used_regs): Likewise.
4338 * gcse.c (mems_conflict_for_gcse_p): Likewise.
4339 (canon_list_insert): Likewise.
4340 (mark_set): Likewise.
4341 (try_replace_reg): Likewise.
4342 (store_killed_in_insn): Likewise.
4343 * loop.c (count_one_set): Likewise.
4344 (basic_induction_var): Likewise.
4345 * postreload-gcse.c (find_mem_conflicts): Likewise.
4346 * postreload.c (reload_combine_note_store): Likewise.
4347 (move2add_note_store): Likewise.
4348 * reload.c (find_equiv_reg): Likewise.
4349 (mark_referenced_resources): Likewise.
4350 * rtlanal.c (set_noop_p): Likewise.
4351 (note_stores): Likewise.
4352 (note_uses): Likewise.
4353 * sched-deps.c (sched_analyze_1): Likewise.
4354 * sched-rgn.c (check_live_1): Likewise.
4355 (update_live_1): Likewise.
4356 * config/i860/i860.c: Likewise.
4358 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
4360 (ZERO_EXTRACT): Mention that this one can be an lvalue.
4362 * doc/rtl.texi: Update documentation for bit-fields and SET.
4364 2005-01-05 Roger Sayle <roger@eyesopen.com>
4366 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
4368 2005-01-05 Jan Hubicka <jh@suse.cz>
4369 Richard Henderson <rth@redhat.com>
4372 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
4375 2005-01-05 Richard Henderson <rth@redhat.com>
4378 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
4379 (sse_shufps): Change operand 3 to const_int_operand.
4380 (sse2_storelps): Fix typo in template.
4381 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
4382 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
4383 (ix86_expand_builtin): Likewise.
4385 2005-01-05 Julian Brown <julian@codesourcery.com>
4387 * config/arm/arm.c (arm_return_in_memory): Treat complex types
4388 as aggregates for AAPCS ABIs.
4390 2005-01-05 Stan Shebs <shebs@apple.com>
4392 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
4393 Mach-O getters if ppc64.
4394 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
4396 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4397 signed four-byte field for global code case.
4398 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
4400 2005-01-05 Roger Sayle <roger@eyesopen.com>
4403 * c-common.c: Include real.h.
4404 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
4405 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
4406 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
4407 * Makefile.in (c-common.o): Update dependencies.
4409 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4411 * c-parse.in (asm_string): Add trailing semicolon.
4413 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4415 * c-parse.in (asm_string): New. Don't allow wide strings in
4417 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
4418 asm_string instead of STRING.
4420 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
4422 * c-typeck.c (constructor_no_implicit): Remove.
4423 (set_designator, process_init_element): Don't check
4424 constructor_no_implicit.
4426 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
4427 Kaz Kojima <kkojima@gcc.gnu.org>
4430 * lcm.c (create_pre_exit): New.
4431 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
4432 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
4434 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4436 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
4437 -msoft-float in target_float_switch.
4438 * arm.c (arm_override_options): Fix processing of target_float_switch.
4440 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
4442 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
4445 2004-01-05 Uros Bizjak <uros@kss-loka.si>
4447 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
4448 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
4450 2005-01-04 Roger Sayle <roger@eyesopen.com>
4452 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
4453 if deleting the then-block allows the test-block to fallthru to the
4456 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
4459 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
4460 after the full declaration if the are in two different TUs.
4462 2005-01-04 Richard Henderson <rth@redhat.com>
4465 * tree-sra.c (generate_one_element_init): Just
4466 call gimplify_and_add.
4467 (generate_element_init): Record the
4468 new referenced variables and mark them for renaming
4469 and split out to ...
4470 (generate_element_init_1): This.
4471 (scalarize_init): Don't call push_gimplify_context/
4472 pop_gimplify_context.
4474 2005-01-04 Geoffrey Keating <geoffk@apple.com>
4476 * toplev.c (get_src_pwd): Handle failure of getpwd().
4478 2005-01-04 Roger Sayle <roger@eyesopen.com>
4480 * fold-const.c (fold_single_bit_test): Delete unreachable handling
4482 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
4483 all the cases handled by it are inverted by invert_truthvalue.
4485 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4487 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
4488 (save_register_windowsi): Likewise.
4490 2005-01-04 Richard Henderson <rth@redhat.com>
4492 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
4494 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4497 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
4498 any simplifications of vector mode comparison operators.
4499 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
4501 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
4502 Devang Patel <dpatel@apple.com>
4504 PR tree-optimization/18308
4505 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
4506 the operands before creating a new expression.
4507 * dojump.c (do_jump): Make drop_through_label available
4508 for all cases. Add expansion of COND_EXPR.
4510 2005-01-04 Ira Rosen <irar@il.ibm.com>
4512 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
4513 INTEGER_CST instead of TREE_CONSTANT.
4514 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
4515 instead of TREE_CONSTANT.
4516 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
4517 instead of TREE_CONSTANT.
4519 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4521 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
4523 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4526 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
4527 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
4529 2005-01-03 Richard Henderson <rth@redhat.com>
4531 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
4532 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
4533 fold_convert_const_real_from_real): Split out from ...
4534 (fold_convert_const): ... here.
4536 2005-01-03 Richard Henderson <rth@redhat.com>
4539 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
4540 (mov<MMXMODEI>_internal): Likewise.
4541 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
4542 Add V2SF case; use it for SSE1; don't use TI.
4543 (movdf_integer): Likewise.
4544 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
4546 2005-01-03 Ira Rosen <irar@il.ibm.com>
4548 * tree-vectorizer.c (vect_strip_conversions): New function.
4549 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
4550 check for binary class.
4552 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
4556 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
4558 * gimple-low.c (mark_blocks_with_used_vars): New function.
4559 (mark_blocks_with_used_subblocks): Ditto.
4560 (mark_used_blocks): Ditto.
4561 (pass_mark_used_blocks): New pass.
4562 * tree-inline.c: Include debug.h.
4563 (expand_call_inline): Call outlining_inline_function here.
4564 * tree-optimize.c (init_tree_optimization_passes): Add
4565 pass_mark_used_blocks.
4566 * tree-pass.h (pass_mark_used_blocks): New.
4567 * Makefile.in (tree-inline.o): Add debug.h dependency.
4569 2005-01-03 Geoffrey Keating <geoffk@apple.com>
4571 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
4572 VAR_DECLs to have weak_import attribute.
4574 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
4577 2004-01-03 Steven Bosscher <stevenb@suse.de>
4579 * passes.c (rest_of_compilation): Don't run regmove if only
4580 flag_expensive_optimizations, require flag_regmove instead.
4582 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4584 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
4586 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
4587 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4588 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
4589 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4591 2005-01-03 Richard Henderson <rth@redhat.com>
4593 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
4594 (ia64_const_ok_for_letter_p): New.
4595 (ia64_const_double_ok_for_letter_p): New.
4596 (ia64_extra_constraint): New.
4597 (ia64_expand_vecint_compare): New.
4598 (ia64_expand_vcondu_v2si): New.
4599 (ia64_expand_vecint_cmov): New.
4600 (ia64_expand_vecint_minmax): New.
4601 (ia64_print_operand): Add 'v'.
4602 (ia64_preferred_reload_class): New.
4603 (ia64_vector_mode_supported_p): New.
4604 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
4605 (PREFERRED_RELOAD_CLASS): Move to function.
4606 (CONST_OK_FOR_LETTER_P): Move to function.
4607 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
4608 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
4609 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
4610 (EXTRA_CONSTRAINT): Move to function.
4611 * config/ia64/ia64.md: Include vect.md.
4612 (itanium_class): Add mmalua.
4614 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
4616 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
4617 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
4619 (const_int_2bit_operand): New.
4620 (fr_reg_or_0_operand): New.
4621 * config/ia64/ia64-modes.def: Add vector modes.
4622 * config/ia64/ia64-protos.h: Update.
4623 * config/ia64/vect.md: New file.
4625 2005-01-03 Richard Henderson <rth@redhat.com>
4627 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
4629 2005-01-03 Uros Bizjak <uros@kss-loka.si>
4632 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
4634 (log1pdf2): Change mode of operands[0,1] to DFmode.
4636 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4638 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
4639 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
4640 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
4641 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
4642 SPARC_RELAXED_ORDERING.
4644 2005-01-03 Richard Henderson <rth@redhat.com>
4645 Uros Bizjak <uros@kss-loka.si>
4648 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
4649 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
4650 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
4652 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
4653 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
4654 const_pow2_1_to_128_operand): New predicates.
4656 2005-01-02 Greg McGary <greg@mcgary.org>
4658 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
4660 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
4661 object. [ptr_type]: Remove unused variable.
4662 Remember nearest addressable array-element or record-component
4663 when checking bitfield components. Tolerate empty BIND_EXPR.
4665 2005-01-01 Richard Henderson <rth@redhat.com>
4667 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
4668 that don't narrow the value. Fail for other conversions.
4670 2005-01-01 Richard Henderson <rth@redhat.com>
4673 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
4674 * c-lang.c (finish_file): Don't do it here.
4675 * objc/objc-act.c (objc_finish_file): Likewise.
4677 * cgraph.c (decl_assembler_name_equal): New.
4678 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
4679 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
4680 * cgraph.h (struct cgraph_varpool_node): Add next.
4681 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
4682 * varasm.c (assemble_alias): Mark the target as needed.
4684 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
4687 * function.c (get_arg_pointer_save_area): Use entry_of_function
4688 instead of get_insns.
4690 2005-01-01 Roger Sayle <roger@eyesopen.com>
4691 Andrew Pinski <pinskia@physics.uc.edu>
4692 James E. Wilson <wilson@specifixinc.com>
4694 PR rtl-optimization/12092
4695 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
4698 2005-01-01 Roger Sayle <roger@eyesopen.com>
4699 Olivier Hainque <hainque@act-europe.fr>
4701 * tree.c (int_fits_type_p): A narrower type always fits in a
4702 wider one, except for negative values into unsigned types.
4704 2005-01-01 Roger Sayle <roger@eyesopen.com>
4706 * tree.c (int_fits_type_p): Compare the result of force_fit_type
4707 with the original constant rather than require TREE_OVERFLOW.
4709 2005-01-01 Steven Bosscher <stevenb@suse.de>
4712 * c-decl.c (finish_function): If compiling C99, annotate the
4713 compiler generated return with the current file name and line 0.
4714 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
4715 the source line is greater than 0.
4716 (remove_bb): Likewise.
4718 See ChangeLog.12 for earlier changes.